Migrate to Gradle

176 files changed, 20560 insertions, 0 deletions

diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/Application.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/Application.java
new file mode 100644
index 00000000..9a513dc0
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/Application.java
@@ -0,0 +1,45 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence;
+
+public class Application extends com.activeandroid.app.Application
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private int themeIndex;
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public int getThemeIndex()
+    {
+        return themeIndex;
+    }
+
+    public void setThemeIndex(int themeIndex)
+    {
+        this.themeIndex = themeIndex;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/IntentRouter.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/IntentRouter.java
new file mode 100644
index 00000000..b490bb10
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/IntentRouter.java
@@ -0,0 +1,294 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence;
+
+import android.content.Intent;
+import android.net.Uri;
+import android.os.Bundle;
+import android.text.TextUtils;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.command.CommandOpenUserDetail;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.notification.NotificationType;
+import net.lacolaco.smileessence.notification.Notificator;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import net.lacolaco.smileessence.util.UIHandler;
+import net.lacolaco.smileessence.view.adapter.PostState;
+import net.lacolaco.smileessence.view.dialog.DialogHelper;
+import net.lacolaco.smileessence.view.dialog.StatusDetailDialogFragment;
+import twitter4j.Status;
+
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class IntentRouter
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    public static final String TWITTER_HOST = "twitter.com";
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    public static void onNewIntent(MainActivity activity, Intent intent)
+    {
+        Logger.debug("IntentRouter:onNewIntent");
+        Uri uri = intent.getData();
+        if(uri != null)
+        {
+            onUriIntent(activity, uri);
+        }
+        else if(intent.getAction() != null)
+        {
+            switch(intent.getAction())
+            {
+                case Intent.ACTION_SEND:
+                {
+                    if(intent.getType().equals("text/plain"))
+                    {
+                        Bundle extra = intent.getExtras();
+                        if(extra != null)
+                        {
+                            String text = getText(extra);
+                            openPostPage(activity, text);
+                        }
+                    }
+                    else
+                    {
+                        Matcher matcher = Pattern.compile("image/.+").matcher(intent.getType());
+                        if(matcher.find())
+                        {
+                            Uri imageUri = intent.getParcelableExtra(Intent.EXTRA_STREAM);
+                            openPostPageWithImage(activity, imageUri);
+                        }
+                    }
+                    break;
+                }
+            }
+        }
+    }
+
+    private static String getText(Bundle extra)
+    {
+        StringBuilder builder = new StringBuilder();
+        if(!TextUtils.isEmpty(extra.getCharSequence(Intent.EXTRA_SUBJECT)))
+        {
+            builder.append(extra.getCharSequence(Intent.EXTRA_SUBJECT)).append(" ");
+        }
+        builder.append(extra.getCharSequence(Intent.EXTRA_TEXT));
+        return builder.toString();
+    }
+
+    private static String getText(Uri uri)
+    {
+        String text = "";
+        String url = "";
+        if(uri.getQueryParameter("text") != null)
+        {
+            text = uri.getQueryParameter("text").replaceAll("\\+", " ");
+        }
+        else if(uri.getQueryParameter("status") != null)
+        {
+            text = uri.getQueryParameter("status").replaceAll("\\+", " ");
+        }
+
+        if(uri.getQueryParameter("url") != null)
+        {
+            url = uri.getQueryParameter("url");
+        }
+        return text + " " + url;
+    }
+
+    private static void onUriIntent(MainActivity activity, Uri uri)
+    {
+        Logger.debug(uri.toString());
+        if(isPostIntent(uri))
+        {
+            String str = getText(uri);
+            openPostPage(activity, str);
+        }
+        else if(isStatusIntent(uri))
+        {
+            long id = getStatusID(uri);
+            showStatusDialog(activity, id);
+        }
+        else if(isUserIntent(uri))
+        {
+            String screenName = getScreenName(uri);
+            showUserDialog(activity, screenName);
+        }
+    }
+
+    private static String getScreenName(Uri uri)
+    {
+        String screenName;
+        if(uri.getQueryParameter("screen_name") != null)
+        {
+            screenName = uri.getQueryParameter("screen_name");
+        }
+        else
+        {
+            String[] arrayOfString = uri.toString().split("/");
+            screenName = arrayOfString[arrayOfString.length - 1];
+        }
+        return screenName;
+    }
+
+    private static long getStatusID(Uri uri)
+    {
+        String str = "-1";
+        String[] arrayOfString = uri.toString().split("/");
+        for(int i = 0; i < arrayOfString.length; i++)
+        {
+            if(arrayOfString[i].startsWith("status"))
+            {
+                str = arrayOfString[(i + 1)];
+                break;
+            }
+        }
+        return Long.parseLong(str);
+    }
+
+    private static boolean isPostIntent(Uri uri)
+    {
+        if(uri.getHost().equals(TWITTER_HOST))
+        {
+            if(uri.getPath().equals("/share"))
+            {
+                return true;
+            }
+            else
+            {
+                String[] arr = uri.toString().split("/");
+                for(String s : arr)
+                {
+                    if(s.startsWith("tweet") || s.startsWith("home"))
+                    {
+                        return true;
+                    }
+                }
+            }
+        }
+        return false;
+    }
+
+    private static boolean isStatusIntent(Uri uri)
+    {
+        if(uri.getHost().equals(TWITTER_HOST))
+        {
+            String[] arr = uri.toString().split("/");
+            for(String s : arr)
+            {
+                if(s.equals("status") || s.equals("statuses"))
+                {
+                    return true;
+                }
+            }
+        }
+        return false;
+    }
+
+    private static boolean isUserIntent(Uri uri)
+    {
+        if(uri.getHost().equals(TWITTER_HOST))
+        {
+            if(uri.getQueryParameter("screen_name") != null)
+            {
+                return true;
+            }
+
+            String[] arrayOfString = uri.toString().split("/");
+            if(arrayOfString.length == 4 && uri.getQuery() == null)
+            {
+                return true;
+            }
+            else if(arrayOfString.length > 4)
+            {
+                if(arrayOfString[3].equals("#!") && uri.getQuery() == null)
+                {
+                    return true;
+                }
+            }
+        }
+        return false;
+    }
+
+    private static void showStatusDialog(final MainActivity activity, long id)
+    {
+        if(id != -1)
+        {
+            TwitterUtils.tryGetStatus(activity.getCurrentAccount(), id, new TwitterUtils.StatusCallback()
+            {
+                @Override
+                public void success(Status status)
+                {
+                    StatusDetailDialogFragment fragment = new StatusDetailDialogFragment();
+                    fragment.setStatusID(status.getId());
+                    DialogHelper.showDialog(activity, fragment);
+                }
+
+                @Override
+                public void error()
+                {
+                    Notificator.publish(activity, R.string.error_intent_status_cannot_load, NotificationType.ALERT);
+                }
+            });
+        }
+        else
+        {
+            Notificator.publish(activity, R.string.error_intent_status_cannot_load, NotificationType.ALERT);
+        }
+    }
+
+    private static void showUserDialog(MainActivity activity, String screenName)
+    {
+        CommandOpenUserDetail openUserDetail = new CommandOpenUserDetail(activity, screenName, activity.getCurrentAccount());
+        openUserDetail.execute();
+    }
+
+    private static void openPostPage(final MainActivity activity, final String str)
+    {
+        new UIHandler()
+        {
+            @Override
+            public void run()
+            {
+                PostState.newState().beginTransaction().setText(str).commitWithOpen(activity);
+            }
+        }.post();
+    }
+
+    private static void openPostPageWithImage(final MainActivity activity, final Uri imageUri)
+    {
+        new UIHandler()
+        {
+            @Override
+            public void run()
+            {
+                activity.openPostPageWithImage(imageUri);
+            }
+        }.post();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/EditCommandActivity.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/EditCommandActivity.java
new file mode 100644
index 00000000..82564c29
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/EditCommandActivity.java
@@ -0,0 +1,194 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.activity;
+
+import android.app.ActionBar;
+import android.app.Activity;
+import android.os.Bundle;
+import android.support.v4.app.NavUtils;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.widget.ListView;
+import net.lacolaco.smileessence.Application;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.command.Command;
+import net.lacolaco.smileessence.command.status.StatusCommand;
+import net.lacolaco.smileessence.command.user.UserCommand;
+import net.lacolaco.smileessence.data.CommandSettingCache;
+import net.lacolaco.smileessence.entity.CommandSetting;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.preference.UserPreferenceHelper;
+import net.lacolaco.smileessence.util.Themes;
+import net.lacolaco.smileessence.view.adapter.CustomListAdapter;
+import net.lacolaco.smileessence.viewmodel.CheckBoxModel;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class EditCommandActivity extends Activity
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private CustomListAdapter<CheckBoxModel> adapter;
+    private List<Command> editedCommands;
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    private CheckBoxModel[] getCheckBoxItems()
+    {
+        editedCommands = new ArrayList<>();
+        List<CheckBoxModel> checkBoxModels = new ArrayList<>();
+        List<CommandSetting> commandSettings = CommandSetting.getAll();
+        List<Command> commands = Command.getAllCommands(this);
+        for(Command command : commands)
+        {
+            if(command.getKey() < 0)
+            {
+                continue;
+            }
+            String text;
+            if(command instanceof StatusCommand)
+            {
+                text = String.format("Tweet : %s", command.getText());
+            }
+            else if(command instanceof UserCommand)
+            {
+                text = String.format("User : %s", command.getText());
+            }
+            else
+            {
+                continue;
+            }
+            editedCommands.add(command);
+            CommandSetting setting = null;
+            for(CommandSetting s : commandSettings)
+            {
+                if(command.getKey() == s.commandKey)
+                {
+                    setting = s;
+                }
+            }
+            if(setting == null)
+            {
+                setting = new CommandSetting(command.getKey(), true);
+                setting.save();
+            }
+            CheckBoxModel checkBoxModel = new CheckBoxModel(text, setting.visibility);
+            checkBoxModels.add(checkBoxModel);
+        }
+        return checkBoxModels.toArray(new CheckBoxModel[checkBoxModels.size()]);
+    }
+
+    private ListView getListView()
+    {
+        return (ListView) findViewById(R.id.listview_edit_list);
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState)
+    {
+        UserPreferenceHelper userPreferenceHelper = new UserPreferenceHelper(this);
+        setTheme(Themes.getTheme(((Application) getApplication()).getThemeIndex()));
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.layout_edit_list);
+        ActionBar actionBar = getActionBar();
+        actionBar.setDisplayHomeAsUpEnabled(true);
+        initializeViews();
+        Logger.debug("EditCommandActivity:onCreate");
+    }
+
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu)
+    {
+        MenuItem allOn = menu.add(Menu.NONE, R.id.menu_edit_command_all_on, Menu.NONE, "");
+        allOn.setTitle(R.string.actionbar_edit_command_all_on);
+        allOn.setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS);
+        return true;
+    }
+
+    @Override
+    protected void onDestroy()
+    {
+        for(int i = 0; i < adapter.getCount(); i++)
+        {
+            CheckBoxModel checkBoxModel = (CheckBoxModel) adapter.getItem(i);
+            Command command = editedCommands.get(i);
+            CommandSetting commandSetting = CommandSetting.selectByKey(command.getKey());
+            commandSetting.visibility = checkBoxModel.isChecked();
+            commandSetting.save();
+            CommandSettingCache.getInstance().put(commandSetting);
+        }
+        super.onDestroy();
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item)
+    {
+        switch(item.getItemId())
+        {
+            case R.id.menu_edit_command_all_on:
+            {
+                enableAll();
+                break;
+            }
+            case android.R.id.home:
+            {
+                NavUtils.navigateUpFromSameTask(this);
+                return true;
+            }
+        }
+        return true;
+    }
+
+    private void enableAll()
+    {
+        adapter.setNotifiable(false);
+        for(int i = 0; i < adapter.getCount(); i++)
+        {
+            CheckBoxModel item = (CheckBoxModel) adapter.getItem(i);
+            item.setChecked(true);
+        }
+        adapter.setNotifiable(true);
+        adapter.notifyDataSetChanged();
+        updateListView();
+    }
+
+    private void initializeViews()
+    {
+        ListView listView = getListView();
+        adapter = new CustomListAdapter<>(this, CheckBoxModel.class);
+        listView.setAdapter(adapter);
+        adapter.addToTop(getCheckBoxItems());
+        adapter.update();
+    }
+
+    private void updateListView()
+    {
+        getListView().requestLayout();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/EditExtractionActivity.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/EditExtractionActivity.java
new file mode 100644
index 00000000..8f78d6fa
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/EditExtractionActivity.java
@@ -0,0 +1,245 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.activity;
+
+import android.app.ActionBar;
+import android.app.Activity;
+import android.os.Bundle;
+import android.support.v4.app.NavUtils;
+import android.text.TextUtils;
+import android.util.SparseBooleanArray;
+import android.view.*;
+import android.widget.AbsListView;
+import android.widget.AdapterView;
+import android.widget.ListView;
+import net.lacolaco.smileessence.Application;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.entity.ExtractionWord;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.util.Themes;
+import net.lacolaco.smileessence.view.adapter.CustomListAdapter;
+import net.lacolaco.smileessence.view.dialog.DialogHelper;
+import net.lacolaco.smileessence.view.dialog.EditTextDialogFragment;
+
+import java.util.List;
+
+public class EditExtractionActivity extends Activity implements AdapterView.OnItemClickListener,
+        AbsListView.MultiChoiceModeListener
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private CustomListAdapter<ExtractionWord> adapter;
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    private ExtractionWord[] getExtractionWords()
+    {
+        List<ExtractionWord> all = ExtractionWord.getAll();
+        return all.toArray(new ExtractionWord[all.size()]);
+    }
+
+    private ListView getListView()
+    {
+        return (ListView) findViewById(R.id.listview_edit_list);
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface Callback ---------------------
+
+    @Override
+    public boolean onCreateActionMode(ActionMode mode, Menu menu)
+    {
+        menu.clear();
+        MenuInflater inflater = mode.getMenuInflater();
+        inflater.inflate(R.menu.edit_list, menu);
+        return true;
+    }
+
+    @Override
+    public boolean onPrepareActionMode(ActionMode mode, Menu menu)
+    {
+        return false;
+    }
+
+    @Override
+    public boolean onActionItemClicked(ActionMode mode, MenuItem item)
+    {
+        switch(item.getItemId())
+        {
+            case R.id.menu_edit_list_delete:
+            {
+                deleteSelectedItems();
+            }
+        }
+        mode.finish();
+        return true;
+    }
+
+    @Override
+    public void onDestroyActionMode(ActionMode mode)
+    {
+    }
+
+    // --------------------- Interface MultiChoiceModeListener ---------------------
+
+    @Override
+    public void onItemCheckedStateChanged(ActionMode mode, int position, long id, boolean checked)
+    {
+    }
+
+    // --------------------- Interface OnItemClickListener ---------------------
+
+    @Override
+    public void onItemClick(AdapterView<?> parent, View view, int position, long id)
+    {
+        openEditExtractionWordDialog(position);
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState)
+    {
+        setTheme(Themes.getTheme(((Application) getApplication()).getThemeIndex()));
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.layout_edit_list);
+        ActionBar actionBar = getActionBar();
+        actionBar.setDisplayHomeAsUpEnabled(true);
+        initializeViews();
+        Logger.debug("EditExtractionWordActivity:onCreate");
+    }
+
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu)
+    {
+        MenuItem add = menu.add(Menu.NONE, R.id.menu_edit_list_add, Menu.NONE, "");
+        add.setIcon(android.R.drawable.ic_menu_add);
+        add.setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS);
+        return true;
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item)
+    {
+        switch(item.getItemId())
+        {
+            case R.id.menu_edit_list_add:
+            {
+                addNewExtractionWord();
+                break;
+            }
+            case android.R.id.home:
+            {
+                NavUtils.navigateUpFromSameTask(this);
+                return true;
+            }
+        }
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public void deleteSelectedItems()
+    {
+        SparseBooleanArray checkedItems = getListView().getCheckedItemPositions();
+        adapter.setNotifiable(false);
+        for(int i = adapter.getCount() - 1; i > -1; i--)
+        {
+            if(checkedItems.get(i))
+            {
+                ExtractionWord extractionWord = adapter.removeItem(i);
+                extractionWord.delete();
+            }
+        }
+        adapter.setNotifiable(true);
+        adapter.notifyDataSetChanged();
+        updateListView();
+    }
+
+    public void openEditExtractionWordDialog(int position)
+    {
+        final ExtractionWord extractionWord = (ExtractionWord) adapter.getItem(position);
+        EditTextDialogFragment dialogFragment = new EditTextDialogFragment()
+        {
+            @Override
+            public void onTextInput(String text)
+            {
+                if(TextUtils.isEmpty(text.trim()))
+                {
+                    return;
+                }
+                extractionWord.text = text;
+                extractionWord.save();
+                adapter.notifyDataSetChanged();
+                updateListView();
+            }
+        };
+        dialogFragment.setParams(getString(R.string.dialog_title_edit), extractionWord.text);
+        DialogHelper.showDialog(this, dialogFragment);
+    }
+
+    private void addNewExtractionWord()
+    {
+        final ExtractionWord extractionWord = new ExtractionWord();
+        EditTextDialogFragment dialogFragment = new EditTextDialogFragment()
+        {
+            @Override
+            public void onTextInput(String text)
+            {
+                if(TextUtils.isEmpty(text.trim()))
+                {
+                    return;
+                }
+                extractionWord.text = text;
+                extractionWord.save();
+                adapter.addToBottom(extractionWord);
+                adapter.notifyDataSetChanged();
+                updateListView();
+            }
+        };
+        dialogFragment.setParams(getString(R.string.dialog_title_add), "");
+        DialogHelper.showDialog(this, dialogFragment);
+    }
+
+    private void initializeViews()
+    {
+        ListView listView = getListView();
+        adapter = new CustomListAdapter<>(this, ExtractionWord.class);
+        listView.setAdapter(adapter);
+        adapter.addToTop(getExtractionWords());
+        adapter.update();
+        listView.setChoiceMode(ListView.CHOICE_MODE_MULTIPLE_MODAL);
+        listView.setOnItemClickListener(this);
+        listView.setMultiChoiceModeListener(this);
+    }
+
+    private void updateListView()
+    {
+        getListView().requestLayout();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/EditTabActivity.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/EditTabActivity.java
new file mode 100644
index 00000000..6b785bb8
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/EditTabActivity.java
@@ -0,0 +1,174 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.activity;
+
+import android.app.ActionBar;
+import android.app.Activity;
+import android.os.Bundle;
+import android.support.v4.app.NavUtils;
+import android.view.MenuItem;
+import android.widget.ListView;
+import net.lacolaco.smileessence.Application;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.notification.Notificator;
+import net.lacolaco.smileessence.preference.UserPreferenceHelper;
+import net.lacolaco.smileessence.util.Themes;
+import net.lacolaco.smileessence.view.adapter.CustomListAdapter;
+import net.lacolaco.smileessence.viewmodel.EditableCheckBoxModel;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class EditTabActivity extends Activity
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private CustomListAdapter<EditableCheckBoxModel> adapter;
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    private EditableCheckBoxModel[] getCheckBoxItems()
+    {
+        List<EditableCheckBoxModel> models = new ArrayList<>();
+
+        EditableCheckBoxModel post = new EditableCheckBoxModel(getString(R.string.page_name_post));
+        post.setChecked(true).setInputText(String.valueOf(0)).setFreezing(true);
+        models.add(post);
+        EditableCheckBoxModel home = new EditableCheckBoxModel(getString(R.string.page_name_home));
+        home.setChecked(true).setInputText(String.valueOf(1)).setFreezing(true);
+        models.add(home);
+        EditableCheckBoxModel mentions = new EditableCheckBoxModel(getString(R.string.page_name_mentions));
+        mentions.setChecked(true).setInputText(String.valueOf(2)).setFreezing(true);
+        models.add(mentions);
+        EditableCheckBoxModel messages = new EditableCheckBoxModel(getString(R.string.page_name_messages));
+        messages.setChecked(getVisibility(R.string.key_page_messages_visibility))
+                .setInputText(String.valueOf(getPosition(R.string.key_page_messages_position, 3)));
+        models.add(messages);
+        EditableCheckBoxModel history = new EditableCheckBoxModel(getString(R.string.page_name_history));
+        history.setChecked(getVisibility(R.string.key_page_history_visibility))
+               .setInputText(String.valueOf(getPosition(R.string.key_page_history_position, 4)));
+        models.add(history);
+        EditableCheckBoxModel search = new EditableCheckBoxModel(getString(R.string.page_name_search));
+        search.setChecked(getVisibility(R.string.key_page_search_visibility))
+              .setInputText(String.valueOf(getPosition(R.string.key_page_search_position, 5)));
+        models.add(search);
+        EditableCheckBoxModel list = new EditableCheckBoxModel(getString(R.string.page_name_list));
+        list.setChecked(getVisibility(R.string.key_page_list_visibility))
+            .setInputText(String.valueOf(getPosition(R.string.key_page_list_position, 6)));
+        models.add(list);
+        return models.toArray(new EditableCheckBoxModel[models.size()]);
+    }
+
+    private ListView getListView()
+    {
+        return (ListView) findViewById(R.id.listview_edit_list);
+    }
+
+    private MainActivity getMainActivity()
+    {
+        return (MainActivity) getParent();
+    }
+
+    private UserPreferenceHelper getPreference()
+    {
+        return new UserPreferenceHelper(this);
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState)
+    {
+        UserPreferenceHelper userPreferenceHelper = getPreference();
+        setTheme(Themes.getTheme(((Application) getApplication()).getThemeIndex()));
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.layout_edit_list);
+        ActionBar actionBar = getActionBar();
+        actionBar.setDisplayHomeAsUpEnabled(true);
+        initializeViews();
+        Logger.debug("EditTabActivity:onCreate");
+    }
+
+    @Override
+    protected void onDestroy()
+    {
+        EditableCheckBoxModel messages = (EditableCheckBoxModel) adapter.getItem(3);
+        putVisibility(R.string.key_page_messages_visibility, messages.isChecked());
+        //TODO        putPosition(R.string.key_page_messages_position, Integer.parseInt(messages.getInputText()));
+        EditableCheckBoxModel history = (EditableCheckBoxModel) adapter.getItem(4);
+        putVisibility(R.string.key_page_history_visibility, history.isChecked());
+        EditableCheckBoxModel search = (EditableCheckBoxModel) adapter.getItem(5);
+        putVisibility(R.string.key_page_search_visibility, search.isChecked());
+        EditableCheckBoxModel list = (EditableCheckBoxModel) adapter.getItem(6);
+        putVisibility(R.string.key_page_list_visibility, list.isChecked());
+        new Notificator(this, R.string.notice_tab_editted).makeToast().show();
+        super.onDestroy();
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item)
+    {
+        switch(item.getItemId())
+        {
+            case android.R.id.home:
+            {
+                NavUtils.navigateUpFromSameTask(this);
+                return true;
+            }
+        }
+        return true;
+    }
+
+    private int getPosition(int key, int defaultValue)
+    {
+        return Integer.parseInt(getPreference().getValue(key, String.valueOf(defaultValue)));
+    }
+
+    private boolean getVisibility(int key)
+    {
+        return getPreference().getValue(key, true);
+    }
+
+    private void initializeViews()
+    {
+        ListView listView = getListView();
+        adapter = new CustomListAdapter<>(this, EditableCheckBoxModel.class);
+        listView.setAdapter(adapter);
+        adapter.addToTop(getCheckBoxItems());
+        adapter.update();
+    }
+
+    private void putPosition(int key, int value)
+    {
+        getPreference().putValue(key, String.valueOf(value));
+    }
+
+    private void putVisibility(int key, boolean value)
+    {
+        getPreference().putValue(key, value);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/EditTemplateActivity.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/EditTemplateActivity.java
new file mode 100644
index 00000000..51673575
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/EditTemplateActivity.java
@@ -0,0 +1,245 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.activity;
+
+import android.app.ActionBar;
+import android.app.Activity;
+import android.os.Bundle;
+import android.support.v4.app.NavUtils;
+import android.text.TextUtils;
+import android.util.SparseBooleanArray;
+import android.view.*;
+import android.widget.AbsListView;
+import android.widget.AdapterView;
+import android.widget.ListView;
+import net.lacolaco.smileessence.Application;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.entity.Template;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.util.Themes;
+import net.lacolaco.smileessence.view.adapter.CustomListAdapter;
+import net.lacolaco.smileessence.view.dialog.DialogHelper;
+import net.lacolaco.smileessence.view.dialog.EditTextDialogFragment;
+
+import java.util.List;
+
+public class EditTemplateActivity extends Activity implements AdapterView.OnItemClickListener,
+        AbsListView.MultiChoiceModeListener
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private CustomListAdapter<Template> adapter;
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    private ListView getListView()
+    {
+        return (ListView) findViewById(R.id.listview_edit_list);
+    }
+
+    private Template[] getTemplates()
+    {
+        List<Template> all = Template.getAll();
+        return all.toArray(new Template[all.size()]);
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface Callback ---------------------
+
+    @Override
+    public boolean onCreateActionMode(ActionMode mode, Menu menu)
+    {
+        menu.clear();
+        MenuInflater inflater = mode.getMenuInflater();
+        inflater.inflate(R.menu.edit_list, menu);
+        return true;
+    }
+
+    @Override
+    public boolean onPrepareActionMode(ActionMode mode, Menu menu)
+    {
+        return false;
+    }
+
+    @Override
+    public boolean onActionItemClicked(ActionMode mode, MenuItem item)
+    {
+        switch(item.getItemId())
+        {
+            case R.id.menu_edit_list_delete:
+            {
+                deleteSelectedItems();
+            }
+        }
+        mode.finish();
+        return true;
+    }
+
+    @Override
+    public void onDestroyActionMode(ActionMode mode)
+    {
+    }
+
+    // --------------------- Interface MultiChoiceModeListener ---------------------
+
+    @Override
+    public void onItemCheckedStateChanged(ActionMode mode, int position, long id, boolean checked)
+    {
+    }
+
+    // --------------------- Interface OnItemClickListener ---------------------
+
+    @Override
+    public void onItemClick(AdapterView<?> parent, View view, int position, long id)
+    {
+        openEditTemplateDialog(position);
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState)
+    {
+        setTheme(Themes.getTheme(((Application) getApplication()).getThemeIndex()));
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.layout_edit_list);
+        ActionBar actionBar = getActionBar();
+        actionBar.setDisplayHomeAsUpEnabled(true);
+        initializeViews();
+        Logger.debug("EditTemplateActivity:onCreate");
+    }
+
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu)
+    {
+        MenuItem add = menu.add(Menu.NONE, R.id.menu_edit_list_add, Menu.NONE, "");
+        add.setIcon(android.R.drawable.ic_menu_add);
+        add.setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS);
+        return true;
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item)
+    {
+        switch(item.getItemId())
+        {
+            case R.id.menu_edit_list_add:
+            {
+                addNewTemplate();
+                break;
+            }
+            case android.R.id.home:
+            {
+                NavUtils.navigateUpFromSameTask(this);
+                return true;
+            }
+        }
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public void deleteSelectedItems()
+    {
+        SparseBooleanArray checkedItems = getListView().getCheckedItemPositions();
+        adapter.setNotifiable(false);
+        for(int i = adapter.getCount() - 1; i > -1; i--)
+        {
+            if(checkedItems.get(i))
+            {
+                Template template = adapter.removeItem(i);
+                template.delete();
+            }
+        }
+        adapter.setNotifiable(true);
+        adapter.notifyDataSetChanged();
+        updateListView();
+    }
+
+    public void openEditTemplateDialog(int position)
+    {
+        final Template template = (Template) adapter.getItem(position);
+        EditTextDialogFragment dialogFragment = new EditTextDialogFragment()
+        {
+            @Override
+            public void onTextInput(String text)
+            {
+                if(TextUtils.isEmpty(text.trim()))
+                {
+                    return;
+                }
+                template.text = text;
+                template.save();
+                adapter.notifyDataSetChanged();
+                updateListView();
+            }
+        };
+        dialogFragment.setParams(getString(R.string.dialog_title_edit), template.text);
+        DialogHelper.showDialog(this, dialogFragment);
+    }
+
+    private void addNewTemplate()
+    {
+        final Template template = new Template();
+        EditTextDialogFragment dialogFragment = new EditTextDialogFragment()
+        {
+            @Override
+            public void onTextInput(String text)
+            {
+                if(TextUtils.isEmpty(text.trim()))
+                {
+                    return;
+                }
+                template.text = text;
+                template.save();
+                adapter.addToBottom(template);
+                adapter.notifyDataSetChanged();
+                updateListView();
+            }
+        };
+        dialogFragment.setParams(getString(R.string.dialog_title_add), "");
+        DialogHelper.showDialog(this, dialogFragment);
+    }
+
+    private void initializeViews()
+    {
+        ListView listView = getListView();
+        adapter = new CustomListAdapter<>(this, Template.class);
+        listView.setAdapter(adapter);
+        adapter.addToTop(getTemplates());
+        adapter.update();
+        listView.setChoiceMode(ListView.CHOICE_MODE_MULTIPLE_MODAL);
+        listView.setOnItemClickListener(this);
+        listView.setMultiChoiceModeListener(this);
+    }
+
+    private void updateListView()
+    {
+        getListView().requestLayout();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/LicenseActivity.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/LicenseActivity.java
new file mode 100644
index 00000000..470aac03
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/LicenseActivity.java
@@ -0,0 +1,104 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.activity;
+
+import android.app.ActionBar;
+import android.app.Activity;
+import android.os.Bundle;
+import android.support.v4.app.NavUtils;
+import android.view.MenuItem;
+import android.widget.LinearLayout;
+import android.widget.TextView;
+import net.lacolaco.smileessence.Application;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.util.Themes;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class LicenseActivity extends Activity
+{
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    private List<String> getFileNames()
+    {
+        List<String> apacheFiles = new ArrayList<>();
+        apacheFiles.add(getString(R.string.library_name_twitter4j));
+        apacheFiles.add(getString(R.string.library_name_crouton));
+        apacheFiles.add(getString(R.string.library_name_pull_to_refresh));
+        apacheFiles.add(getString(R.string.library_name_volley));
+        apacheFiles.add(getString(R.string.library_name_activeandroid));
+        apacheFiles.add(getString(R.string.library_name_guava));
+        apacheFiles.add(getString(R.string.library_name_twitter_text));
+        return apacheFiles;
+    }
+
+    private String getMarkerString()
+    {
+        return "-";
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public void onCreate(Bundle savedInstanceState)
+    {
+        setTheme(Themes.getTheme(((Application) getApplication()).getThemeIndex()));
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.layout_license);
+        ActionBar actionBar = getActionBar();
+        actionBar.setDisplayHomeAsUpEnabled(true);
+
+        setFiles();
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item)
+    {
+        switch(item.getItemId())
+        {
+            case android.R.id.home:
+            {
+                NavUtils.navigateUpFromSameTask(this);
+                return true;
+            }
+        }
+        return true;
+    }
+
+    private void setFiles()
+    {
+        LinearLayout files = (LinearLayout) findViewById(R.id.linear_license_files);
+        List<String> apacheFiles = getFileNames();
+        String marker = getMarkerString();
+        for(String apacheFile : apacheFiles)
+        {
+            TextView name = new TextView(this);
+            name.setText(String.format("%s %s", marker, apacheFile));
+            files.addView(name);
+        }
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/MainActivity.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/MainActivity.java
new file mode 100644
index 00000000..427973f0
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/MainActivity.java
@@ -0,0 +1,893 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.activity;
+
+import android.app.ActionBar;
+import android.app.Activity;
+import android.app.Fragment;
+import android.content.Intent;
+import android.database.Cursor;
+import android.net.Uri;
+import android.os.Bundle;
+import android.provider.MediaStore;
+import android.support.v4.view.ViewPager;
+import android.text.TextUtils;
+import android.view.KeyEvent;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.WindowManager;
+import android.widget.ImageView;
+import net.lacolaco.smileessence.Application;
+import net.lacolaco.smileessence.IntentRouter;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.data.CommandSettingCache;
+import net.lacolaco.smileessence.data.UserListCache;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.entity.CommandSetting;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.notification.NotificationType;
+import net.lacolaco.smileessence.notification.Notificator;
+import net.lacolaco.smileessence.preference.AppPreferenceHelper;
+import net.lacolaco.smileessence.preference.UserPreferenceHelper;
+import net.lacolaco.smileessence.twitter.OAuthSession;
+import net.lacolaco.smileessence.twitter.StatusFilter;
+import net.lacolaco.smileessence.twitter.TwitterApi;
+import net.lacolaco.smileessence.twitter.UserStreamListener;
+import net.lacolaco.smileessence.twitter.task.*;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import net.lacolaco.smileessence.util.*;
+import net.lacolaco.smileessence.view.*;
+import net.lacolaco.smileessence.view.adapter.*;
+import net.lacolaco.smileessence.view.dialog.ConfirmDialogFragment;
+import net.lacolaco.smileessence.viewmodel.MessageViewModel;
+import net.lacolaco.smileessence.viewmodel.StatusViewModel;
+import net.lacolaco.smileessence.viewmodel.UserListListAdapter;
+import net.lacolaco.smileessence.viewmodel.menu.MainActivityMenuHelper;
+import twitter4j.*;
+
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.List;
+
+public class MainActivity extends Activity
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    public static final int REQUEST_OAUTH = 10;
+    public static final int REQUEST_GET_PICTURE_FROM_GALLERY = 11;
+    public static final int REQUEST_GET_PICTURE_FROM_CAMERA = 12;
+    public static final int PAGE_GONE = -1;
+    public static final int PAGE_POST = 0;
+    public static final int ADAPTER_HOME = 1;
+    public static final int ADAPTER_MENTIONS = 2;
+    public static final int ADAPTER_MESSAGES = 3;
+    public static final int ADAPTER_HISTORY = 4;
+    public static final int ADAPTER_SEARCH = 5;
+    public static final int ADAPTER_USERLIST = 6;
+    private static final String KEY_LAST_USED_SEARCH_QUERY = "lastUsedSearchQuery";
+    private static final String KEY_LAST_USED_ACCOUNT_ID = "lastUsedAccountID";
+    private static final String KEY_LAST_USER_LIST = "lastUsedUserList";
+    private int pageIndexMessages;
+    private int pageIndexHistory;
+    private int pageIndexSearch;
+    private int pageIndexUserlist;
+    private ViewPager viewPager;
+    private PageListAdapter pagerAdapter;
+    private OAuthSession oauthSession;
+    private Account currentAccount;
+    private TwitterStream stream;
+    private HashMap<Integer, CustomListAdapter<?>> adapterMap = new HashMap<>();
+    private boolean streaming = false;
+    private Uri cameraTempFilePath;
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public AppPreferenceHelper getAppPreferenceHelper()
+    {
+        return new AppPreferenceHelper(this);
+    }
+
+    public Uri getCameraTempFilePath()
+    {
+        return cameraTempFilePath;
+    }
+
+    public void setCameraTempFilePath(Uri cameraTempFilePath)
+    {
+        this.cameraTempFilePath = cameraTempFilePath;
+    }
+
+    public Account getCurrentAccount()
+    {
+        return currentAccount;
+    }
+
+    public void setCurrentAccount(Account account)
+    {
+        this.currentAccount = account;
+    }
+
+    private String getLastSearch()
+    {
+        return getAppPreferenceHelper().getValue(KEY_LAST_USED_SEARCH_QUERY, "");
+    }
+
+    public void setLastSearch(String query)
+    {
+        getAppPreferenceHelper().putValue(KEY_LAST_USED_SEARCH_QUERY, query);
+    }
+
+    private long getLastUsedAccountID()
+    {
+        String id = getAppPreferenceHelper().getValue(KEY_LAST_USED_ACCOUNT_ID, "");
+        if(TextUtils.isEmpty(id))
+        {
+            return PAGE_GONE;
+        }
+        else
+        {
+            return Long.parseLong(id);
+        }
+    }
+
+    private void setLastUsedAccountID(Account account)
+    {
+        getAppPreferenceHelper().putValue(KEY_LAST_USED_ACCOUNT_ID, account.getId());
+    }
+
+    private String getLastUserList()
+    {
+        return getAppPreferenceHelper().getValue(KEY_LAST_USER_LIST, "");
+    }
+
+    public Collection<CustomListAdapter<?>> getListAdapters()
+    {
+        return adapterMap.values();
+    }
+
+    public int getPageHome()
+    {
+        return ADAPTER_HOME;
+    }
+
+    public int getPageIndexHistory()
+    {
+        return pageIndexHistory;
+    }
+
+    public int getPageIndexMessages()
+    {
+        return pageIndexMessages;
+    }
+
+    public int getPageIndexSearch()
+    {
+        return pageIndexSearch;
+    }
+
+    public int getPageIndexUserlist()
+    {
+        return pageIndexUserlist;
+    }
+
+    public int getPageMentions()
+    {
+        return ADAPTER_MENTIONS;
+    }
+
+    public int getPagePost()
+    {
+        return PAGE_POST;
+    }
+
+    public PageListAdapter getPagerAdapter()
+    {
+        return pagerAdapter;
+    }
+
+    public int getThemeIndex()
+    {
+        return ((Application) getApplication()).getThemeIndex();
+    }
+
+    public UserPreferenceHelper getUserPreferenceHelper()
+    {
+        return new UserPreferenceHelper(this);
+    }
+
+    public String getVersion()
+    {
+        return getString(R.string.app_version);
+    }
+
+    private boolean isAuthorized()
+    {
+        long lastUsedAccountID = getLastUsedAccountID();
+        return lastUsedAccountID >= 0 && Account.load(Account.class, lastUsedAccountID) != null;
+    }
+
+    /**
+     * Returns which twitter stream is running
+     *
+     * @return
+     */
+    public boolean isStreaming()
+    {
+        return streaming;
+    }
+
+    public void setStreaming(boolean streaming)
+    {
+        this.streaming = streaming;
+    }
+
+    public void setSelectedPageIndex(int position)
+    {
+        viewPager.setCurrentItem(position, true);
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface Callback ---------------------
+
+    @Override
+    public boolean dispatchKeyEvent(KeyEvent event)
+    {
+        if(event.getAction() != KeyEvent.ACTION_DOWN)
+        {
+            return super.dispatchKeyEvent(event);
+        }
+        switch(event.getKeyCode())
+        {
+            case KeyEvent.KEYCODE_BACK:
+            {
+                finish();
+                return false;
+            }
+            default:
+            {
+                return super.dispatchKeyEvent(event);
+            }
+        }
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public void finish()
+    {
+        if(viewPager == null)
+        {
+            forceFinish();
+        }
+        else if(viewPager.getCurrentItem() != ADAPTER_HOME)
+        {
+            viewPager.setCurrentItem(ADAPTER_HOME, true);
+        }
+        else
+        {
+            ConfirmDialogFragment.show(this, getString(R.string.dialog_confirm_finish_app), new Runnable()
+            {
+
+                @Override
+                public void run()
+                {
+                    forceFinish();
+                }
+            });
+        }
+    }
+
+    @Override
+    protected void onActivityResult(int requestCode, int resultCode, Intent data)
+    {
+        switch(requestCode)
+        {
+            case REQUEST_OAUTH:
+            {
+                receiveOAuth(requestCode, resultCode, data);
+                break;
+            }
+            case REQUEST_GET_PICTURE_FROM_GALLERY:
+            case REQUEST_GET_PICTURE_FROM_CAMERA:
+            {
+                getImageUri(requestCode, resultCode, data);
+                break;
+            }
+        }
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState)
+    {
+        setTheme();
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.main);
+        if(isAuthorized())
+        {
+            setupAccount();
+            startMainLogic();
+            IntentRouter.onNewIntent(this, getIntent());
+        }
+        else
+        {
+            startOAuthActivity();
+        }
+        Logger.debug("MainActivity:onCreate");
+    }
+
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu)
+    {
+        MainActivityMenuHelper.addItemsToMenu(this, menu);
+        return true;
+    }
+
+    @Override
+    protected void onDestroy()
+    {
+        super.onDestroy();
+        if(stream != null)
+        {
+            stream.shutdown();
+        }
+        Logger.debug("MainActivity:onDestroy");
+    }
+
+    @Override
+    protected void onNewIntent(Intent intent)
+    {
+        IntentRouter.onNewIntent(this, intent);
+        super.onNewIntent(intent);
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item)
+    {
+        return MainActivityMenuHelper.onItemSelected(this, item);
+    }
+
+    @Override
+    protected void onPause()
+    {
+        super.onPause();
+        Logger.debug("MainActivity:onPause");
+        getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
+        Notificator.stopNotification();
+    }
+
+    @Override
+    protected void onResume()
+    {
+        super.onResume();
+        Logger.debug("MainActivity:onResume");
+        getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
+        Notificator.startNotification();
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public int addListPage(String name, Class<? extends CustomListFragment> fragmentClass, CustomListAdapter<?> adapter, int adapterIndex, boolean visible)
+    {
+        if(visible)
+        {
+            Bundle args = new Bundle();
+            args.putInt(CustomListFragment.ADAPTER_INDEX, adapterIndex);
+            addPage(name, fragmentClass, args, false);
+            adapterMap.put(adapterIndex, adapter);
+            return pagerAdapter.getCount() - 1;
+        }
+        else
+        {
+            adapterMap.put(adapterIndex, adapter);
+            return PAGE_GONE;
+        }
+    }
+
+    public boolean addPage(String name, Class<? extends Fragment> fragmentClass, Bundle args, boolean withNotify)
+    {
+        if(withNotify)
+        {
+            return this.pagerAdapter.addPage(name, fragmentClass, args);
+        }
+        else
+        {
+            return this.pagerAdapter.addPageWithoutNotify(name, fragmentClass, args);
+        }
+    }
+
+    public void forceFinish()
+    {
+        super.finish();
+    }
+
+    public CustomListAdapter<?> getListAdapter(int i)
+    {
+        return adapterMap.get(i);
+    }
+
+    public void openPostPage()
+    {
+        setSelectedPageIndex(MainActivity.PAGE_POST);
+    }
+
+    public void openPostPageWithImage(Uri uri)
+    {
+        try
+        {
+            Cursor c = getContentResolver().query(uri, null, null, null, null);
+            c.moveToFirst();
+            String path = c.getString(c.getColumnIndex(MediaStore.MediaColumns.DATA));
+            String rotatedPath = BitmapOptimizer.rotateImageByExif(this, path);
+            PostState.getState().beginTransaction()
+                     .setMediaFilePath(rotatedPath)
+                     .commitWithOpen(this);
+            Notificator.publish(this, R.string.notice_select_image_succeeded);
+        }
+        catch(Exception e)
+        {
+            e.printStackTrace();
+            Notificator.publish(this, R.string.notice_select_image_failed, NotificationType.ALERT);
+        }
+    }
+
+    /**
+     * Open search page
+     */
+    public void openSearchPage()
+    {
+        setSelectedPageIndex(pageIndexSearch);
+    }
+
+    /**
+     * Open search page with given query
+     */
+    public void openSearchPage(final String query)
+    {
+        startNewSearch(TwitterApi.getTwitter(getCurrentAccount()), query);
+        openSearchPage();
+    }
+
+    public void openUserListPage(String listFullName)
+    {
+        startUserList(TwitterApi.getTwitter(getCurrentAccount()), listFullName);
+        openUserListPage();
+    }
+
+    public void saveLastUserList(String lastUserList)
+    {
+        getAppPreferenceHelper().putValue(KEY_LAST_USER_LIST, lastUserList);
+    }
+
+    public void setListAdapter(int adapterIndex, CustomListAdapter<?> adapter)
+    {
+        adapterMap.put(adapterIndex, adapter);
+    }
+
+    public void setSelectedPageIndex(final int position, final boolean smooth)
+    {
+        new UIHandler()
+        {
+            @Override
+            public void run()
+            {
+                viewPager.setCurrentItem(position, smooth);
+            }
+        }.post();
+    }
+
+    public void startMainLogic()
+    {
+        initializeView();
+        initCommandSetting();
+        startTwitter();
+    }
+
+    public void startNewSearch(final Twitter twitter, final String query)
+    {
+        setLastSearch(query);
+        if(!TextUtils.isEmpty(query))
+        {
+            final SearchListAdapter adapter = (SearchListAdapter) getListAdapter(ADAPTER_SEARCH);
+            adapter.initSearch(query);
+            adapter.clear();
+            adapter.updateForce();
+            new SearchTask(twitter, query, this)
+            {
+                @Override
+                protected void onPostExecute(QueryResult queryResult)
+                {
+                    super.onPostExecute(queryResult);
+                    if(queryResult != null)
+                    {
+                        List<twitter4j.Status> tweets = queryResult.getTweets();
+                        for(int i = tweets.size() - 1; i >= 0; i--)
+                        {
+                            twitter4j.Status status = tweets.get(i);
+                            if(!status.isRetweet())
+                            {
+                                StatusViewModel viewModel = new StatusViewModel(status, getCurrentAccount());
+                                adapter.addToTop(viewModel);
+                                StatusFilter.filter(MainActivity.this, viewModel);
+                            }
+                        }
+                        adapter.setTopID(queryResult.getMaxId());
+                        adapter.updateForce();
+                    }
+                }
+            }.execute();
+        }
+    }
+
+    public boolean startStream()
+    {
+        if(!new NetworkHelper(this).canConnect())
+        {
+            return false;
+        }
+        if(stream != null)
+        {
+            stream.shutdown();
+        }
+        stream = new TwitterApi(currentAccount).getTwitterStream();
+        UserStreamListener listener = new UserStreamListener(this);
+        stream.addListener(listener);
+        stream.addConnectionLifeCycleListener(listener);
+        stream.user();
+        return true;
+    }
+
+    public boolean startTwitter()
+    {
+        if(!startStream())
+        {
+            return false;
+        }
+        int count = TwitterUtils.getPagingCount(this);
+        Twitter twitter = TwitterApi.getTwitter(currentAccount);
+        Paging paging = TwitterUtils.getPaging(count);
+        initInvisibleUser(twitter);
+        initUserListCache(twitter);
+        initHome(twitter, paging);
+        initMentions(twitter, paging);
+        initMessages(twitter, paging);
+        initSearch(twitter);
+        initUserList(twitter);
+        updateActionBarIcon();
+        return true;
+    }
+
+    public void updateActionBarIcon()
+    {
+        Twitter twitter = new TwitterApi(currentAccount).getTwitter();
+        final ImageView homeIcon = (ImageView) findViewById(android.R.id.home);
+        ShowUserTask userTask = new ShowUserTask(twitter, currentAccount.userID)
+        {
+            @Override
+            protected void onPostExecute(User user)
+            {
+                super.onPostExecute(user);
+                if(user != null)
+                {
+                    String urlHttps = user.getProfileImageURLHttps();
+                    homeIcon.setScaleType(ImageView.ScaleType.FIT_CENTER);
+                    new BitmapURLTask(urlHttps, homeIcon).execute();
+                }
+            }
+        };
+        userTask.execute();
+    }
+
+    private void addHistoryPage()
+    {
+        boolean visible = getUserPreferenceHelper().getValue(R.string.key_page_history_visibility, true);
+        getUserPreferenceHelper().putValue(R.string.key_page_history_visibility, visible);
+        EventListAdapter historyAdapter = new EventListAdapter(this);
+        pageIndexHistory = addListPage(getString(R.string.page_name_history), HistoryFragment.class, historyAdapter, ADAPTER_HISTORY, visible);
+    }
+
+    private void addHomePage()
+    {
+        StatusListAdapter homeAdapter = new StatusListAdapter(this);
+        addListPage(getString(R.string.page_name_home), HomeFragment.class, homeAdapter, ADAPTER_HOME, true);
+    }
+
+    private void addMentionsPage()
+    {
+        StatusListAdapter mentionsAdapter = new StatusListAdapter(this);
+        addListPage(getString(R.string.page_name_mentions), MentionsFragment.class, mentionsAdapter, ADAPTER_MENTIONS, true);
+    }
+
+    private void addMessagesPage()
+    {
+        boolean visible = getUserPreferenceHelper().getValue(R.string.key_page_messages_visibility, true);
+        getUserPreferenceHelper().putValue(R.string.key_page_messages_visibility, visible);
+        MessageListAdapter messagesAdapter = new MessageListAdapter(this);
+        pageIndexMessages = addListPage(getString(R.string.page_name_messages), MessagesFragment.class, messagesAdapter, ADAPTER_MESSAGES, visible);
+    }
+
+    private void addPostPage()
+    {
+        addPage(getString(R.string.page_name_post), PostFragment.class, null, true);
+    }
+
+    private void addSearchPage()
+    {
+        boolean visible = getUserPreferenceHelper().getValue(R.string.key_page_search_visibility, true);
+        getUserPreferenceHelper().putValue(R.string.key_page_search_visibility, visible);
+        SearchListAdapter searchAdapter = new SearchListAdapter(this);
+        pageIndexSearch = addListPage(getString(R.string.page_name_search), SearchFragment.class, searchAdapter, ADAPTER_SEARCH, visible);
+    }
+
+    private void addUserListPage()
+    {
+        boolean visible = getUserPreferenceHelper().getValue(R.string.key_page_list_visibility, true);
+        getUserPreferenceHelper().putValue(R.string.key_page_list_visibility, visible);
+        UserListListAdapter userListAdapter = new UserListListAdapter(this);
+        pageIndexUserlist = addListPage(getString(R.string.page_name_list), UserListFragment.class, userListAdapter, ADAPTER_USERLIST, visible);
+    }
+
+    private void getImageUri(int requestCode, int resultCode, Intent data)
+    {
+        if(resultCode != RESULT_OK)
+        {
+            Logger.error(requestCode);
+            Notificator.publish(this, R.string.notice_select_image_failed);
+            finish();
+            return;
+        }
+        Uri uri;
+        if(requestCode == REQUEST_GET_PICTURE_FROM_GALLERY)
+        {
+            uri = data.getData();
+        }
+        else
+        {
+            uri = getCameraTempFilePath();
+        }
+        openPostPageWithImage(uri);
+    }
+
+    private void initCommandSetting()
+    {
+        List<CommandSetting> commandSettings = CommandSetting.getAll();
+        for(CommandSetting setting : commandSettings)
+        {
+            CommandSettingCache.getInstance().put(setting);
+        }
+    }
+
+    private void initHome(final Twitter twitter, final Paging paging)
+    {
+        new HomeTimelineTask(twitter, this, paging)
+        {
+            @Override
+            protected void onPostExecute(twitter4j.Status[] statuses)
+            {
+                super.onPostExecute(statuses);
+                StatusListAdapter adapter = (StatusListAdapter) getListAdapter(ADAPTER_HOME);
+                for(twitter4j.Status status : statuses)
+                {
+                    StatusViewModel statusViewModel = new StatusViewModel(status, currentAccount);
+                    adapter.addToBottom(statusViewModel);
+                    StatusFilter.filter(MainActivity.this, statusViewModel);
+                }
+                adapter.updateForce();
+            }
+        }.execute();
+    }
+
+    private void initInvisibleUser(Twitter twitter)
+    {
+        new BlockIDsTask(twitter).execute();
+        new MutesIDsTask(twitter).execute();
+    }
+
+    private void initMentions(final Twitter twitter, final Paging paging)
+    {
+        new MentionsTimelineTask(twitter, this, paging)
+        {
+            @Override
+            protected void onPostExecute(twitter4j.Status[] statuses)
+            {
+                super.onPostExecute(statuses);
+                StatusListAdapter adapter = (StatusListAdapter) getListAdapter(ADAPTER_MENTIONS);
+                for(twitter4j.Status status : statuses)
+                {
+                    adapter.addToBottom(new StatusViewModel(status, currentAccount));
+                }
+                adapter.updateForce();
+            }
+        }.execute();
+    }
+
+    private void initMessages(final Twitter twitter, final Paging paging)
+    {
+        if(pageIndexMessages == PAGE_GONE)
+        {
+            return;
+        }
+        new DirectMessagesTask(twitter, this, paging)
+        {
+            @Override
+            protected void onPostExecute(DirectMessage[] directMessages)
+            {
+                super.onPostExecute(directMessages);
+                MessageListAdapter adapter = (MessageListAdapter) getListAdapter(ADAPTER_MESSAGES);
+                for(DirectMessage message : directMessages)
+                {
+                    adapter.addToBottom(new MessageViewModel(message, currentAccount));
+                }
+                adapter.notifyDataSetChanged();
+            }
+        }.execute();
+        new SentDirectMessagesTask(twitter, this, paging)
+        {
+            @Override
+            protected void onPostExecute(DirectMessage[] directMessages)
+            {
+                super.onPostExecute(directMessages);
+                MessageListAdapter adapter = (MessageListAdapter) getListAdapter(ADAPTER_MESSAGES);
+                for(DirectMessage message : directMessages)
+                {
+                    adapter.addToBottom(new MessageViewModel(message, currentAccount));
+                }
+                adapter.notifyDataSetChanged();
+            }
+        }.execute();
+    }
+
+    private void initPostState()
+    {
+        PostState.newState().beginTransaction().commit();
+    }
+
+    private void initSearch(Twitter twitter)
+    {
+        if(pageIndexSearch == PAGE_GONE)
+        {
+            return;
+        }
+        String lastUsedSearchQuery = getLastSearch();
+        if(!TextUtils.isEmpty(lastUsedSearchQuery))
+        {
+            startNewSearch(twitter, lastUsedSearchQuery);
+        }
+    }
+
+    private void initUserList(Twitter twitter)
+    {
+        if(pageIndexUserlist == PAGE_GONE)
+        {
+            return;
+        }
+        String lastUserList = getLastUserList();
+        if(!TextUtils.isEmpty(lastUserList))
+        {
+            startUserList(twitter, lastUserList);
+        }
+    }
+
+    private void initUserListCache(Twitter twitter)
+    {
+        UserListCache.getInstance().clear();
+        new GetUserListsTask(twitter).execute();
+    }
+
+    private void initializePages()
+    {
+        addPostPage();
+        addHomePage();
+        addMentionsPage();
+        addMessagesPage();
+        addHistoryPage();
+        addSearchPage();
+        addUserListPage();
+        pagerAdapter.refreshListNavigation();
+        viewPager.setOffscreenPageLimit(pagerAdapter.getCount());
+        initPostState();
+        setSelectedPageIndex(ADAPTER_HOME, false);
+    }
+
+    private void initializeView()
+    {
+        ActionBar bar = getActionBar();
+        bar.setDisplayShowHomeEnabled(true);
+        bar.setDisplayShowTitleEnabled(false);
+        bar.setNavigationMode(ActionBar.NAVIGATION_MODE_LIST);
+        viewPager = (ViewPager) findViewById(R.id.viewPager);
+        pagerAdapter = new PageListAdapter(this, viewPager);
+        initializePages();
+    }
+
+    private void openUserListPage()
+    {
+        setSelectedPageIndex(pageIndexUserlist);
+    }
+
+    private void receiveOAuth(int requestCode, int resultCode, Intent data)
+    {
+        if(resultCode != RESULT_OK)
+        {
+            Logger.error(requestCode);
+            Notificator.publish(this, R.string.notice_error_authenticate);
+            finish();
+        }
+        else
+        {
+            Account account = new Account(data.getStringExtra(OAuthSession.KEY_TOKEN),
+                                          data.getStringExtra(OAuthSession.KEY_TOKEN_SECRET),
+                                          data.getLongExtra(OAuthSession.KEY_USER_ID, -1L),
+                                          data.getStringExtra(OAuthSession.KEY_SCREEN_NAME));
+            account.save();
+            setCurrentAccount(account);
+            setLastUsedAccountID(account);
+            startMainLogic();
+        }
+    }
+
+    private void setTheme()
+    {
+        ((Application) getApplication()).setThemeIndex(getUserPreferenceHelper().getValue(R.string.key_setting_theme, 0));
+        setTheme(Themes.getTheme(getThemeIndex()));
+    }
+
+    private void setupAccount()
+    {
+        Account account = Account.load(Account.class, getLastUsedAccountID());
+        setCurrentAccount(account);
+    }
+
+    private void startOAuthActivity()
+    {
+        startActivityForResult(new Intent(this, OAuthActivity.class), REQUEST_OAUTH);
+    }
+
+    private void startUserList(Twitter twitter, String listFullName)
+    {
+        saveLastUserList(listFullName);
+        final UserListListAdapter adapter = (UserListListAdapter) getListAdapter(ADAPTER_USERLIST);
+        adapter.setListFullName(listFullName);
+        adapter.clear();
+        adapter.updateForce();
+        new UserListStatusesTask(twitter, listFullName, this)
+        {
+            @Override
+            protected void onPostExecute(twitter4j.Status[] statuses)
+            {
+                super.onPostExecute(statuses);
+                for(twitter4j.Status status : statuses)
+                {
+                    StatusViewModel statusViewModel = new StatusViewModel(status, getCurrentAccount());
+                    adapter.addToBottom(statusViewModel);
+                    StatusFilter.filter(MainActivity.this, statusViewModel);
+                }
+                adapter.updateForce();
+            }
+        }.execute();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/OAuthActivity.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/OAuthActivity.java
new file mode 100644
index 00000000..c06f2a50
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/OAuthActivity.java
@@ -0,0 +1,126 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.activity;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.os.Bundle;
+import android.text.Editable;
+import android.text.TextUtils;
+import android.text.TextWatcher;
+import android.view.View;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.TextView;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.notification.Notificator;
+import net.lacolaco.smileessence.twitter.OAuthSession;
+import twitter4j.auth.AccessToken;
+
+public class OAuthActivity extends Activity implements View.OnClickListener, TextWatcher
+{
+
+    public static final int PIN_CODE_LENGTH = 7;
+    private TextView linkTextView;
+    private EditText pinEditText;
+    private Button authButton;
+    private OAuthSession oauthSession;
+
+    @Override
+    public void onCreate(Bundle savedInstanceState)
+    {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.layout_oauth);
+
+        linkTextView = (TextView) findViewById(R.id.textView_oauth_link);
+        pinEditText = (EditText) findViewById(R.id.editText_oauth_pin);
+        pinEditText.addTextChangedListener(this);
+        authButton = (Button) findViewById(R.id.button_oauth_auth);
+        authButton.setOnClickListener(this);
+        authButton.setEnabled(false);
+
+        oauthSession = new OAuthSession();
+        String url = oauthSession.getAuthorizationURL();
+        if(!TextUtils.isEmpty(url))
+        {
+            linkTextView.setText(url);
+        }
+        else
+        {
+            new Notificator(this, R.string.notice_error_authenticate_request).makeToast().show();
+            finish();
+        }
+    }
+
+    @Override
+    protected void onResume()
+    {
+        super.onResume();
+
+    }
+
+    @Override
+    public void onClick(View v)
+    {
+        switch(v.getId())
+        {
+            case R.id.button_oauth_auth:
+            {
+                AccessToken accessToken = oauthSession.getAccessToken(pinEditText.getText().toString());
+                if(accessToken != null)
+                {
+                    Intent intent = new Intent();
+                    intent.putExtra(OAuthSession.KEY_TOKEN, accessToken.getToken());
+                    intent.putExtra(OAuthSession.KEY_TOKEN_SECRET, accessToken.getTokenSecret());
+                    intent.putExtra(OAuthSession.KEY_USER_ID, accessToken.getUserId());
+                    intent.putExtra(OAuthSession.KEY_SCREEN_NAME, accessToken.getScreenName());
+                    setResult(RESULT_OK, intent);
+                    finish();
+                }
+                else
+                {
+                    setResult(RESULT_CANCELED);
+                    finish();
+                }
+            }
+        }
+    }
+
+    @Override
+    public void beforeTextChanged(CharSequence s, int start, int count, int after)
+    {
+    }
+
+    @Override
+    public void onTextChanged(CharSequence s, int start, int before, int count)
+    {
+        authButton.setEnabled(s.length() == PIN_CODE_LENGTH);
+    }
+
+    @Override
+    public void afterTextChanged(Editable s)
+    {
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/SettingActivity.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/SettingActivity.java
new file mode 100644
index 00000000..160417fc
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/activity/SettingActivity.java
@@ -0,0 +1,64 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.activity;
+
+import android.app.ActionBar;
+import android.app.Activity;
+import android.os.Bundle;
+import android.support.v4.app.NavUtils;
+import android.view.MenuItem;
+import net.lacolaco.smileessence.Application;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.util.Themes;
+
+public class SettingActivity extends Activity
+{
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState)
+    {
+        setTheme(Themes.getTheme(((Application) getApplication()).getThemeIndex()));
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.setting);
+        ActionBar actionBar = getActionBar();
+        actionBar.setDisplayHomeAsUpEnabled(true);
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item)
+    {
+        switch(item.getItemId())
+        {
+            case android.R.id.home:
+            {
+                NavUtils.navigateUpFromSameTask(this);
+                return true;
+            }
+        }
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/Command.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/Command.java
new file mode 100644
index 00000000..5985dcf0
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/Command.java
@@ -0,0 +1,180 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command;
+
+import android.app.Activity;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.TextView;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.command.message.MessageCommandClipboard;
+import net.lacolaco.smileessence.command.message.MessageCommandSearchOnGoogle;
+import net.lacolaco.smileessence.command.message.MessageCommandShare;
+import net.lacolaco.smileessence.command.message.MessageCommandTofuBuster;
+import net.lacolaco.smileessence.command.status.*;
+import net.lacolaco.smileessence.command.user.*;
+import net.lacolaco.smileessence.data.CommandSettingCache;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.viewmodel.IViewModel;
+import twitter4j.DirectMessage;
+import twitter4j.Status;
+import twitter4j.User;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+
+public abstract class Command implements IViewModel
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final int key;
+    private final Activity activity;
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    public Command(int key, Activity activity)
+    {
+        this.key = key;
+        this.activity = activity;
+    }
+
+    public static List<Command> getAllCommands(Activity activity)
+    {
+        List<Command> commands = new ArrayList<>();
+        commands.addAll(getStatusCommands(activity, null, null));
+        commands.addAll(getUserCommands(activity, null, null));
+        return commands;
+    }
+
+    public static List<Command> getUserCommands(Activity activity, User user, Account account)
+    {
+        List<Command> commands = new ArrayList<>();
+        commands.add(new UserCommandReply(activity, user));
+        commands.add(new UserCommandAddToReply(activity, user));
+        commands.add(new UserCommandSendMessage(activity, user, account));
+        commands.add(new UserCommandBlock(activity, user, account));
+        commands.add(new UserCommandUnblock(activity, user, account));
+        commands.add(new UserCommandReportForSpam(activity, user, account));
+        commands.add(new UserCommandOpenFavstar(activity, user));
+        commands.add(new UserCommandOpenAclog(activity, user));
+        commands.add(new UserCommandOpenTwilog(activity, user));
+        commands.add(new UserCommandIntroduce(activity, user));
+        return commands;
+    }
+
+    public static List<Command> getStatusCommands(Activity activity, Status status, Account account)
+    {
+        List<Command> commands = new ArrayList<>();
+        commands.add(new StatusCommandAddToReply(activity, status));
+        commands.add(new StatusCommandReplyToAll(activity, status, account));
+        commands.add(new StatusCommandOpenTalkView(activity, status, account));
+        commands.add(new StatusCommandFavAndRT(activity, status, account));
+        commands.add(new StatusCommandOpenQuoteDialog(activity, status));
+        commands.add(new StatusCommandShare(activity, status));
+        commands.add(new StatusCommandOpenInBrowser(activity, status));
+        commands.add(new StatusCommandClipboard(activity, status));
+        commands.add(new StatusCommandCopy(activity, status));
+        commands.add(new StatusCommandSearchOnGoogle(activity, status));
+        commands.add(new StatusCommandTofuBuster(activity, status));
+        commands.add(new StatusCommandNanigaja(activity, status, account));
+        commands.add(new StatusCommandMakeAnonymous(activity, status, account));
+        commands.add(new StatusCommandCongratulate(activity, status, account));
+        commands.add(new StatusCommandReview(activity, status));
+        commands.add(new StatusCommandAddToIgnore(activity, status));
+        return commands;
+    }
+
+    public static List<Command> getMessageCommands(Activity activity, DirectMessage message, Account account)
+    {
+        List<Command> commands = new ArrayList<>();
+        commands.add(new MessageCommandShare(activity, message));
+        commands.add(new MessageCommandClipboard(activity, message));
+        commands.add(new MessageCommandSearchOnGoogle(activity, message));
+        commands.add(new MessageCommandTofuBuster(activity, message));
+        return commands;
+    }
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public static void filter(List<Command> commands)
+    {
+        Iterator<Command> iterator = commands.iterator();
+        while(iterator.hasNext())
+        {
+            Command command = iterator.next();
+            if(!command.isEnabled())
+            {
+                iterator.remove();
+            }
+            else if(command.getKey() >= 0)
+            {
+                boolean visibility = CommandSettingCache.getInstance().get(command.getKey());
+                if(!visibility)
+                {
+                    iterator.remove();
+                }
+            }
+        }
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public Activity getActivity()
+    {
+        return activity;
+    }
+
+    public int getKey()
+    {
+        return key;
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface IViewModel ---------------------
+
+    @Override
+    public View getView(Activity activity, LayoutInflater inflater, View convertedView)
+    {
+        if(convertedView == null)
+        {
+            convertedView = inflater.inflate(R.layout.menu_item_simple_text, null);
+        }
+        TextView textView = (TextView) convertedView.findViewById(R.id.textView_menuItem_simple);
+        textView.setText(getText());
+        return convertedView;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public abstract boolean execute();
+
+    public abstract String getText();
+
+    public abstract boolean isEnabled();
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandOpenHashtagDialog.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandOpenHashtagDialog.java
new file mode 100644
index 00000000..8042ca96
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandOpenHashtagDialog.java
@@ -0,0 +1,71 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.view.dialog.DialogHelper;
+import net.lacolaco.smileessence.view.dialog.HashtagDialogFragment;
+import twitter4j.HashtagEntity;
+
+public class CommandOpenHashtagDialog extends Command
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final HashtagEntity hashtagEntity;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public CommandOpenHashtagDialog(Activity activity, HashtagEntity hashtagEntity)
+    {
+        super(-1, activity);
+        this.hashtagEntity = hashtagEntity;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return "#" + hashtagEntity.getText();
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        HashtagDialogFragment dialogFragment = new HashtagDialogFragment();
+        dialogFragment.setText(hashtagEntity.getText());
+        DialogHelper.showDialog(getActivity(), dialogFragment);
+        return false;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandOpenSearch.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandOpenSearch.java
new file mode 100644
index 00000000..d6399d5b
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandOpenSearch.java
@@ -0,0 +1,74 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.entity.SearchQuery;
+
+public class CommandOpenSearch extends Command
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final SearchQuery query;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public CommandOpenSearch(Activity activity, SearchQuery searchQuery)
+    {
+        super(-1, activity);
+        this.query = searchQuery;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public SearchQuery getQuery()
+    {
+        return query;
+    }
+
+    @Override
+    public String getText()
+    {
+        return query.query;
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        MainActivity activity = (MainActivity) getActivity();
+        return activity.getPageIndexSearch() != MainActivity.PAGE_GONE;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        ((MainActivity) getActivity()).openSearchPage(query.query);
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandOpenTemplateList.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandOpenTemplateList.java
new file mode 100644
index 00000000..3aa954da
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandOpenTemplateList.java
@@ -0,0 +1,66 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.entity.Template;
+import net.lacolaco.smileessence.view.dialog.ChooseTemplateDialogFragment;
+import net.lacolaco.smileessence.view.dialog.DialogHelper;
+
+public class CommandOpenTemplateList extends Command
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public CommandOpenTemplateList(Activity activity)
+    {
+        super(-1, activity);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_open_template_list);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return !Template.getAll().isEmpty();
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        ChooseTemplateDialogFragment fragment = new ChooseTemplateDialogFragment();
+        DialogHelper.showDialog(getActivity(), fragment);
+        return false;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandOpenURL.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandOpenURL.java
new file mode 100644
index 00000000..998596d8
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandOpenURL.java
@@ -0,0 +1,70 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.net.Uri;
+import net.lacolaco.smileessence.util.IntentUtils;
+
+public class CommandOpenURL extends Command
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final String url;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public CommandOpenURL(Activity activity, String url)
+    {
+        super(-1, activity);
+        this.url = url;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return url;
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
+        IntentUtils.startActivityIfFound(getActivity(), intent);
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandOpenUserDetail.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandOpenUserDetail.java
new file mode 100644
index 00000000..8bdd4231
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandOpenUserDetail.java
@@ -0,0 +1,95 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.notification.NotificationType;
+import net.lacolaco.smileessence.notification.Notificator;
+import net.lacolaco.smileessence.twitter.TwitterApi;
+import net.lacolaco.smileessence.twitter.task.ShowUserTask;
+import net.lacolaco.smileessence.view.dialog.DialogHelper;
+import net.lacolaco.smileessence.view.dialog.UserDetailDialogFragment;
+import twitter4j.User;
+
+public class CommandOpenUserDetail extends Command
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final String screenName;
+    private final Account account;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public CommandOpenUserDetail(Activity activity, String screenName, Account account)
+    {
+        super(-1, activity);
+        this.screenName = screenName;
+        this.account = account;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return String.format("@%s", screenName);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        new ShowUserTask(new TwitterApi(account).getTwitter(), screenName)
+        {
+            @Override
+            protected void onPostExecute(User user)
+            {
+                super.onPostExecute(user);
+                if(user != null)
+                {
+                    UserDetailDialogFragment fragment = new UserDetailDialogFragment();
+                    fragment.setUserID(user.getId());
+                    DialogHelper.showDialog(getActivity(), fragment);
+                }
+                else
+                {
+                    Notificator.publish(getActivity(), R.string.notice_error_show_user, NotificationType.ALERT);
+                }
+            }
+        }.execute();
+
+        return false;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandOpenUserList.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandOpenUserList.java
new file mode 100644
index 00000000..a722aaf0
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandOpenUserList.java
@@ -0,0 +1,68 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.activity.MainActivity;
+
+public class CommandOpenUserList extends Command
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final String listFullName;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public CommandOpenUserList(Activity activity, String listFullName)
+    {
+        super(-1, activity);
+        this.listFullName = listFullName;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return listFullName;
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        MainActivity activity = (MainActivity) getActivity();
+        activity.openUserListPage(listFullName);
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandPasteToPost.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandPasteToPost.java
new file mode 100644
index 00000000..f4666055
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandPasteToPost.java
@@ -0,0 +1,71 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.view.adapter.PostState;
+
+public class CommandPasteToPost extends Command
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final String text;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public CommandPasteToPost(Activity activity, String text)
+    {
+        super(-1, activity);
+        this.text = text;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_paste_to_post);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        PostState.getState().beginTransaction()
+                 .appendText(" " + text)
+                 .commitWithOpen((MainActivity) getActivity());
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandSaveAsTemplate.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandSaveAsTemplate.java
new file mode 100644
index 00000000..fe5cb393
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandSaveAsTemplate.java
@@ -0,0 +1,70 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.entity.Template;
+import net.lacolaco.smileessence.notification.Notificator;
+
+public class CommandSaveAsTemplate extends Command
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final String text;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public CommandSaveAsTemplate(Activity activity, String text)
+    {
+        super(-1, activity);
+        this.text = text;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_save_as_template);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        new Template(text, 0).save();
+        new Notificator(getActivity(), R.string.notice_save_as_template).publish();
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandSearchOnTwitter.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandSearchOnTwitter.java
new file mode 100644
index 00000000..f1557dd6
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/CommandSearchOnTwitter.java
@@ -0,0 +1,68 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+
+public class CommandSearchOnTwitter extends Command
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final String text;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public CommandSearchOnTwitter(Activity activity, String text)
+    {
+        super(-1, activity);
+        this.text = text;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_search_on_twitter);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return ((MainActivity) getActivity()).getPageIndexSearch() != MainActivity.PAGE_GONE;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        ((MainActivity) getActivity()).openSearchPage(text);
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/IConfirmable.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/IConfirmable.java
new file mode 100644
index 00000000..47c17e65
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/IConfirmable.java
@@ -0,0 +1,33 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command;
+
+/**
+ * Marker interface to make command confirmable
+ */
+public interface IConfirmable
+{
+
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/message/MessageCommand.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/message/MessageCommand.java
new file mode 100644
index 00000000..2fecb24f
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/message/MessageCommand.java
@@ -0,0 +1,52 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.message;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.command.Command;
+import twitter4j.DirectMessage;
+
+public abstract class MessageCommand extends Command
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final DirectMessage message;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public MessageCommand(int key, Activity activity, DirectMessage message)
+    {
+        super(key, activity);
+        this.message = message;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    protected DirectMessage getMessage()
+    {
+        return message;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/message/MessageCommandClipboard.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/message/MessageCommandClipboard.java
new file mode 100644
index 00000000..07efa0bd
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/message/MessageCommandClipboard.java
@@ -0,0 +1,68 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.message;
+
+import android.app.Activity;
+import android.content.ClipData;
+import android.content.ClipboardManager;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.notification.Notificator;
+import twitter4j.DirectMessage;
+
+public class MessageCommandClipboard extends MessageCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public MessageCommandClipboard(Activity activity, DirectMessage message)
+    {
+        super(-1, activity, message);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_status_clipboard);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        ClipboardManager manager = (ClipboardManager) getActivity().getSystemService(Activity.CLIPBOARD_SERVICE);
+        manager.setPrimaryClip(ClipData.newPlainText("message text", getMessage().getText()));
+        Notificator.publish(getActivity(), R.string.notice_copy_clipboard);
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/message/MessageCommandSearchOnGoogle.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/message/MessageCommandSearchOnGoogle.java
new file mode 100644
index 00000000..15f3ab38
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/message/MessageCommandSearchOnGoogle.java
@@ -0,0 +1,67 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.message;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.view.dialog.DialogHelper;
+import net.lacolaco.smileessence.view.dialog.SearchOnGoogleDialogFragment;
+import twitter4j.DirectMessage;
+
+public class MessageCommandSearchOnGoogle extends MessageCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public MessageCommandSearchOnGoogle(Activity activity, DirectMessage message)
+    {
+        super(R.id.key_command_message_search_on_google, activity, message);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_search_on_google);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        SearchOnGoogleDialogFragment dialogFragment = new SearchOnGoogleDialogFragment();
+        dialogFragment.setText(getMessage().getText());
+        DialogHelper.showDialog(getActivity(), dialogFragment);
+        return false;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/message/MessageCommandShare.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/message/MessageCommandShare.java
new file mode 100644
index 00000000..811e1d4e
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/message/MessageCommandShare.java
@@ -0,0 +1,70 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.message;
+
+import android.app.Activity;
+import android.content.Intent;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import net.lacolaco.smileessence.util.IntentUtils;
+import twitter4j.DirectMessage;
+
+public class MessageCommandShare extends MessageCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public MessageCommandShare(Activity activity, DirectMessage message)
+    {
+        super(R.id.key_command_message_share, activity, message);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_status_share);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        Intent intent = new Intent();
+        intent.setAction(Intent.ACTION_SEND);
+        intent.setType("text/plain");
+        intent.putExtra(Intent.EXTRA_TEXT, TwitterUtils.getMessageSummary(getMessage()));
+        IntentUtils.startActivityIfFound(getActivity(), intent);
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/message/MessageCommandTofuBuster.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/message/MessageCommandTofuBuster.java
new file mode 100644
index 00000000..eedbad95
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/message/MessageCommandTofuBuster.java
@@ -0,0 +1,79 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.message;
+
+import android.app.Activity;
+import android.content.ActivityNotFoundException;
+import android.content.Intent;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.notification.Notificator;
+import twitter4j.DirectMessage;
+
+public class MessageCommandTofuBuster extends MessageCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public MessageCommandTofuBuster(Activity activity, DirectMessage message)
+    {
+        super(R.id.key_command_message_tofubuster, activity, message);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_status_tofubuster);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        String ACTION_SHOW_TEXT = "com.product.kanzmrsw.tofubuster.ACTION_SHOW_TEXT";
+        String text = getMessage().getText();
+        Intent i = new Intent(ACTION_SHOW_TEXT);
+        i.putExtra(Intent.EXTRA_TEXT, text);
+        i.putExtra(Intent.EXTRA_SUBJECT, getActivity().getString(R.string.app_name));
+        i.putExtra("isCopyEnabled", true);
+        try
+        {
+            getActivity().startActivity(i);
+        }
+        catch(ActivityNotFoundException e)
+        {
+            new Notificator(getActivity(), R.string.notice_tofubuster_not_found).publish();
+        }
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/post/PostCommand.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/post/PostCommand.java
new file mode 100644
index 00000000..f4a7c6e6
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/post/PostCommand.java
@@ -0,0 +1,72 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.post;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.command.Command;
+import net.lacolaco.smileessence.view.adapter.PostState;
+
+public abstract class PostCommand extends Command
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public PostCommand(Activity activity)
+    {
+        super(-1, activity);
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public abstract String build(String s);
+
+    @Override
+    public boolean execute()
+    {
+        PostState state = PostState.getState();
+        String text = state.getText();
+        int start = state.getSelectionStart();
+        int end = state.getSelectionEnd();
+        if(start == end && isReplaceCommand())
+        {
+            start = 0;
+            end = text.length();
+        }
+        String substring = text.substring(start, end);
+        String replacedText = build(substring);
+        StringBuilder builder = new StringBuilder(text);
+        String builtString = builder.replace(start, end, replacedText).toString();
+        PostState.PostStateTransaction transaction = state.beginTransaction();
+        int incremental = replacedText.length() - substring.length();
+        if(incremental > 0)
+        {
+            transaction.setCursor(end + incremental);
+        }
+        transaction.setText(builtString).commit();
+        return true;
+    }
+
+    public abstract boolean isReplaceCommand();
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/post/PostCommandInsert.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/post/PostCommandInsert.java
new file mode 100644
index 00000000..f1e1769e
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/post/PostCommandInsert.java
@@ -0,0 +1,71 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.post;
+
+import android.app.Activity;
+
+public class PostCommandInsert extends PostCommand
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final String inserted;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public PostCommandInsert(Activity activity, String inserted)
+    {
+        super(activity);
+        this.inserted = inserted;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return inserted;
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    @Override
+    public boolean isReplaceCommand()
+    {
+        return false;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public String build(String s)
+    {
+        return s + inserted;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/post/PostCommandMakeAnonymous.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/post/PostCommandMakeAnonymous.java
new file mode 100644
index 00000000..321f1df5
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/post/PostCommandMakeAnonymous.java
@@ -0,0 +1,69 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.post;
+
+import android.app.Activity;
+import android.text.TextUtils;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.view.adapter.PostState;
+
+public class PostCommandMakeAnonymous extends PostCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public PostCommandMakeAnonymous(Activity activity)
+    {
+        super(activity);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_status_make_anonymous);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return !TextUtils.isEmpty(PostState.getState().getText());
+    }
+
+    @Override
+    public boolean isReplaceCommand()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public String build(String s)
+    {
+        return getActivity().getString(R.string.format_status_command_make_anonymous, s).trim();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/post/PostCommandMorse.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/post/PostCommandMorse.java
new file mode 100644
index 00000000..ff7c686c
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/post/PostCommandMorse.java
@@ -0,0 +1,70 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.post;
+
+import android.app.Activity;
+import android.text.TextUtils;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.util.Morse;
+import net.lacolaco.smileessence.view.adapter.PostState;
+
+public class PostCommandMorse extends PostCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public PostCommandMorse(Activity activity)
+    {
+        super(activity);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_post_morse);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return !TextUtils.isEmpty(PostState.getState().getText());
+    }
+
+    @Override
+    public boolean isReplaceCommand()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public String build(String s)
+    {
+        return Morse.jaToMorse(s);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/post/PostCommandUseTemplate.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/post/PostCommandUseTemplate.java
new file mode 100644
index 00000000..143f6c3e
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/post/PostCommandUseTemplate.java
@@ -0,0 +1,54 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.post;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.entity.Template;
+
+public class PostCommandUseTemplate extends PostCommandInsert
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final Template template;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public PostCommandUseTemplate(Activity activity, Template template)
+    {
+        super(activity, template.text);
+        this.template = template;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public boolean execute()
+    {
+        template.count++;
+        template.save();
+        return super.execute();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/post/PostCommandZekamashi.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/post/PostCommandZekamashi.java
new file mode 100644
index 00000000..bf329777
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/post/PostCommandZekamashi.java
@@ -0,0 +1,82 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.post;
+
+import android.app.Activity;
+import android.text.TextUtils;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.view.adapter.PostState;
+
+public class PostCommandZekamashi extends PostCommand
+{
+
+    private static final String[] brackets = new String[]{"（,）", "(,)", "「,」", "[,]", "{,}", "<,>", "/,\\", "＼,／"};
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public PostCommandZekamashi(Activity activity)
+    {
+        super(activity);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_post_zekamashi);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return !TextUtils.isEmpty(PostState.getState().getText());
+    }
+
+    @Override
+    public boolean isReplaceCommand()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public String build(String s)
+    {
+        StringBuilder builder = new StringBuilder(s);
+        builder.reverse();
+        String reversed = builder.toString();
+        String temp = "########TEMP########";
+        for(String bracket : brackets)
+        {
+            String first = bracket.split(",")[0];
+            String second = bracket.split(",")[1];
+            reversed = reversed.replace(first, temp).replace(second, first).replace(temp, second);
+        }
+        return reversed;
+
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommand.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommand.java
new file mode 100644
index 00000000..e9b6a103
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommand.java
@@ -0,0 +1,57 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.status;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.command.Command;
+import twitter4j.Status;
+
+public abstract class StatusCommand extends Command
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final Status status;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public StatusCommand(int key, Activity activity, Status status)
+    {
+        super(key, activity);
+        this.status = status;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    protected final Status getOriginalStatus()
+    {
+        return status.isRetweet() ? status.getRetweetedStatus() : status;
+    }
+
+    protected final Status getStatus()
+    {
+        return status;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandAddToIgnore.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandAddToIgnore.java
new file mode 100644
index 00000000..70807801
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandAddToIgnore.java
@@ -0,0 +1,66 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.status;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.data.StatusCache;
+import net.lacolaco.smileessence.notification.Notificator;
+import twitter4j.Status;
+
+public class StatusCommandAddToIgnore extends StatusCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public StatusCommandAddToIgnore(Activity activity, Status status)
+    {
+        super(R.id.key_command_status_add_to_ignore, activity, status);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_status_add_to_ignore);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        StatusCache.getInstance().addToIgnoreStatus(getOriginalStatus().getId());
+        Notificator.publish(getActivity(), R.string.notice_add_to_ignore);
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandAddToReply.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandAddToReply.java
new file mode 100644
index 00000000..49866450
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandAddToReply.java
@@ -0,0 +1,67 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.status;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.notification.Notificator;
+import net.lacolaco.smileessence.view.adapter.PostState;
+import twitter4j.Status;
+
+public class StatusCommandAddToReply extends StatusCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public StatusCommandAddToReply(Activity activity, Status status)
+    {
+        super(R.id.key_command_status_add_to_reply, activity, status);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_status_add_to_reply);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        String text = String.format("@%s ", getOriginalStatus().getUser().getScreenName());
+        PostState.getState().beginTransaction().insertText(0, text).moveCursor(text.length()).commit();
+        Notificator.publish(getActivity(), R.string.notice_add_to_reply);
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandClipboard.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandClipboard.java
new file mode 100644
index 00000000..6b52cd3f
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandClipboard.java
@@ -0,0 +1,68 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.status;
+
+import android.app.Activity;
+import android.content.ClipData;
+import android.content.ClipboardManager;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.notification.Notificator;
+import twitter4j.Status;
+
+public class StatusCommandClipboard extends StatusCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public StatusCommandClipboard(Activity activity, Status status)
+    {
+        super(R.id.key_command_status_clipboard, activity, status);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_status_clipboard);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        ClipboardManager manager = (ClipboardManager) getActivity().getSystemService(Activity.CLIPBOARD_SERVICE);
+        manager.setPrimaryClip(ClipData.newPlainText("tweet text", getOriginalStatus().getText()));
+        Notificator.publish(getActivity(), R.string.notice_copy_clipboard);
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandCongratulate.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandCongratulate.java
new file mode 100644
index 00000000..7f76d582
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandCongratulate.java
@@ -0,0 +1,114 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.status;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.command.IConfirmable;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.twitter.TweetBuilder;
+import net.lacolaco.smileessence.twitter.TwitterApi;
+import net.lacolaco.smileessence.twitter.task.FavoriteTask;
+import net.lacolaco.smileessence.twitter.task.TweetTask;
+import twitter4j.Status;
+import twitter4j.StatusUpdate;
+import twitter4j.Twitter;
+
+import java.util.Random;
+
+public class StatusCommandCongratulate extends StatusCommand implements IConfirmable
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final Account account;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public StatusCommandCongratulate(Activity activity, Status status, Account account)
+    {
+        super(R.id.key_command_status_congratulate, activity, status);
+        this.account = account;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_status_congratulate);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return !getOriginalStatus().getUser().isProtected();
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public String build()
+    {
+        Status status = getOriginalStatus();
+        int favCount;
+        Random rand = new Random();
+        int r = rand.nextInt(100);
+        if(r < 50)
+        {
+            favCount = 50;
+        }
+        else if(r < 80)
+        {
+            favCount = 100;
+        }
+        else if(r < 90)
+        {
+            favCount = 250;
+        }
+        else if(r < 99)
+        {
+            favCount = 1000;
+        }
+        else
+        {
+            favCount = 10000;
+        }
+        return String.format("@%s Congrats on your %s ★ tweet! http://favstar.fm/t/%s",
+                             status.getUser().getScreenName(), favCount, status.getId());
+    }
+
+    @Override
+    public boolean execute()
+    {
+        Status status = getOriginalStatus();
+        StatusUpdate update = new TweetBuilder().setText(build())
+                                                .setInReplyToStatusID(status.getId())
+                                                .build();
+        Twitter twitter = new TwitterApi(account).getTwitter();
+        new TweetTask(twitter, update, getActivity()).execute();
+        new FavoriteTask(twitter, status.getId(), getActivity()).execute();
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandCopy.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandCopy.java
new file mode 100644
index 00000000..c34df7ce
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandCopy.java
@@ -0,0 +1,67 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.status;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.view.adapter.PostState;
+import twitter4j.Status;
+
+public class StatusCommandCopy extends StatusCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public StatusCommandCopy(Activity activity, Status status)
+    {
+        super(R.id.key_command_status_copy, activity, status);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_status_copy);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        PostState.newState().beginTransaction()
+                 .setText(getOriginalStatus().getText())
+                 .commitWithOpen((MainActivity) getActivity());
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandFavAndRT.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandFavAndRT.java
new file mode 100644
index 00000000..16adae6e
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandFavAndRT.java
@@ -0,0 +1,76 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.status;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.command.IConfirmable;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.twitter.TwitterApi;
+import net.lacolaco.smileessence.twitter.task.FavoriteTask;
+import net.lacolaco.smileessence.twitter.task.RetweetTask;
+import twitter4j.Status;
+import twitter4j.User;
+
+public class StatusCommandFavAndRT extends StatusCommand implements IConfirmable
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final Account account;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public StatusCommandFavAndRT(Activity activity, Status status, Account account)
+    {
+        super(R.id.key_command_status_fav_and_rt, activity, status);
+        this.account = account;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_status_fav_and_rt);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        User user = getOriginalStatus().getUser();
+        return !user.isProtected() && user.getId() != account.userID;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        new FavoriteTask(new TwitterApi(account).getTwitter(), getOriginalStatus().getId(), getActivity()).execute();
+        new RetweetTask(new TwitterApi(account).getTwitter(), getOriginalStatus().getId(), getActivity()).execute();
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandMakeAnonymous.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandMakeAnonymous.java
new file mode 100644
index 00000000..77cc03ab
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandMakeAnonymous.java
@@ -0,0 +1,97 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.status;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.command.IConfirmable;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.twitter.TweetBuilder;
+import net.lacolaco.smileessence.twitter.TwitterApi;
+import net.lacolaco.smileessence.twitter.task.FavoriteTask;
+import net.lacolaco.smileessence.twitter.task.TweetTask;
+import twitter4j.Status;
+import twitter4j.StatusUpdate;
+import twitter4j.Twitter;
+
+public class StatusCommandMakeAnonymous extends StatusCommand implements IConfirmable
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final Account account;
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    public StatusCommandMakeAnonymous(Activity activity, Status status, Account account)
+    {
+        super(R.id.key_command_status_make_anonymous, activity, status);
+        this.account = account;
+    }
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public static String build(Activity activity, Status status, Account account)
+    {
+        String str = status.getText();
+        String header = "";
+        if(str.startsWith("."))
+        {
+            str = str.replaceFirst(".", "");
+        }
+        if(str.startsWith(String.format("@%s", account.screenName)))
+        {
+            str = str.replaceFirst(String.format("@%s", account.screenName), "").trim();
+        }
+        str = activity.getString(R.string.format_status_command_make_anonymous, str).trim();
+        return str;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_status_make_anonymous);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        StatusUpdate update = new TweetBuilder().setText(build(getActivity(), getOriginalStatus(), account)).build();
+        Twitter twitter = new TwitterApi(account).getTwitter();
+        new TweetTask(twitter, update, getActivity()).execute();
+        new FavoriteTask(twitter, getOriginalStatus().getId(), getActivity()).execute();
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandNanigaja.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandNanigaja.java
new file mode 100644
index 00000000..a373e80e
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandNanigaja.java
@@ -0,0 +1,105 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.status;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.command.IConfirmable;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.twitter.TweetBuilder;
+import net.lacolaco.smileessence.twitter.TwitterApi;
+import net.lacolaco.smileessence.twitter.task.FavoriteTask;
+import net.lacolaco.smileessence.twitter.task.TweetTask;
+import twitter4j.Status;
+import twitter4j.StatusUpdate;
+import twitter4j.Twitter;
+
+public class StatusCommandNanigaja extends StatusCommand implements IConfirmable
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final Account account;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public StatusCommandNanigaja(Activity activity, Status status, Account account)
+    {
+        super(R.id.key_command_status_nanigaja, activity, status);
+        this.account = account;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_status_nanigaja);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public String build()
+    {
+        Status status = getOriginalStatus();
+        String str = status.getText();
+        String header = "";
+        if(str.startsWith("."))
+        {
+            str = str.replaceFirst(".", "");
+        }
+        if(str.startsWith(String.format("@%s", account.screenName)))
+        {
+            str = str.replaceFirst(String.format("@%s", account.screenName), "").trim();
+            header = "@" + status.getUser().getScreenName();
+        }
+        str = String.format("%s %s", header, String.format(getFormatString(getActivity()), str)).trim();
+        return str;
+    }
+
+    @Override
+    public boolean execute()
+    {
+        Status status = getOriginalStatus();
+        StatusUpdate update = new TweetBuilder().setText(build())
+                                                .setInReplyToStatusID(status.getId())
+                                                .build();
+        Twitter twitter = new TwitterApi(account).getTwitter();
+        new TweetTask(twitter, update, getActivity()).execute();
+        new FavoriteTask(twitter, status.getId(), getActivity()).execute();
+        return true;
+    }
+
+    private String getFormatString(Activity activity)
+    {
+        return activity.getString(R.string.format_status_command_nanigaja);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandOpenInBrowser.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandOpenInBrowser.java
new file mode 100644
index 00000000..0cbed1ee
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandOpenInBrowser.java
@@ -0,0 +1,64 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.status;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.command.CommandOpenURL;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import twitter4j.Status;
+
+public class StatusCommandOpenInBrowser extends StatusCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public StatusCommandOpenInBrowser(Activity activity, Status status)
+    {
+        super(R.id.key_command_status_open_in_browser, activity, status);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_status_open_in_browser);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        return new CommandOpenURL(getActivity(), TwitterUtils.getStatusURL(getOriginalStatus())).execute();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandOpenQuoteDialog.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandOpenQuoteDialog.java
new file mode 100644
index 00000000..77a51696
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandOpenQuoteDialog.java
@@ -0,0 +1,67 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.status;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.view.dialog.DialogHelper;
+import net.lacolaco.smileessence.view.dialog.QuoteDialogFragment;
+import twitter4j.Status;
+
+public class StatusCommandOpenQuoteDialog extends StatusCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public StatusCommandOpenQuoteDialog(Activity activity, Status status)
+    {
+        super(R.id.key_command_status_quote, activity, status);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_status_quote);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        QuoteDialogFragment dialogFragment = new QuoteDialogFragment();
+        dialogFragment.setStatusID(getOriginalStatus().getId());
+        DialogHelper.showDialog(getActivity(), dialogFragment, "quoteDialog");
+        return false;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandOpenTalkView.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandOpenTalkView.java
new file mode 100644
index 00000000..ee80092b
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandOpenTalkView.java
@@ -0,0 +1,73 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.status;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.view.dialog.DialogHelper;
+import net.lacolaco.smileessence.view.dialog.TalkChainDialogFragment;
+import twitter4j.Status;
+
+public class StatusCommandOpenTalkView extends StatusCommand
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final Account account;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public StatusCommandOpenTalkView(Activity activity, Status status, Account account)
+    {
+        super(R.id.key_command_status_open_chain, activity, status);
+        this.account = account;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_status_open_talk_view);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return getOriginalStatus().getInReplyToStatusId() >= 0;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        TalkChainDialogFragment dialogFragment = new TalkChainDialogFragment();
+        dialogFragment.setStatusID(getOriginalStatus().getId());
+        DialogHelper.showDialog(getActivity(), dialogFragment);
+        return false;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandReplyToAll.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandReplyToAll.java
new file mode 100644
index 00000000..a4a815ac
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandReplyToAll.java
@@ -0,0 +1,78 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.status;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.twitter.TweetBuilder;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import net.lacolaco.smileessence.view.adapter.PostState;
+import twitter4j.Status;
+
+public class StatusCommandReplyToAll extends StatusCommand
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final Account account;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public StatusCommandReplyToAll(Activity activity, Status status, Account account)
+    {
+        super(R.id.key_command_status_reply_to_all, activity, status);
+        this.account = account;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_status_reply_to_all);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return TwitterUtils.getScreenNames(getOriginalStatus(), account.screenName).size() > 1;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        TweetBuilder builder = new TweetBuilder().addScreenNames(TwitterUtils.getScreenNames(getOriginalStatus(), account.screenName));
+        String text = builder.buildText();
+        PostState.newState().beginTransaction()
+                 .setText(text)
+                 .setCursor(text.length())
+                 .commitWithOpen((MainActivity) getActivity());
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandReview.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandReview.java
new file mode 100644
index 00000000..3d5d5a77
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandReview.java
@@ -0,0 +1,67 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.status;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.view.dialog.DialogHelper;
+import net.lacolaco.smileessence.view.dialog.ReviewDialogFragment;
+import twitter4j.Status;
+
+public class StatusCommandReview extends StatusCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public StatusCommandReview(Activity activity, Status status)
+    {
+        super(R.id.key_command_status_review, activity, status);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_status_review);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return !getOriginalStatus().getUser().isProtected();
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        ReviewDialogFragment dialogFragment = new ReviewDialogFragment();
+        dialogFragment.setStatusID(getOriginalStatus().getId());
+        DialogHelper.showDialog(getActivity(), dialogFragment);
+        return false;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandSearchOnGoogle.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandSearchOnGoogle.java
new file mode 100644
index 00000000..b044e5ac
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandSearchOnGoogle.java
@@ -0,0 +1,67 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.status;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.view.dialog.DialogHelper;
+import net.lacolaco.smileessence.view.dialog.SearchOnGoogleDialogFragment;
+import twitter4j.Status;
+
+public class StatusCommandSearchOnGoogle extends StatusCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public StatusCommandSearchOnGoogle(Activity activity, Status status)
+    {
+        super(R.id.key_command_status_search_on_google, activity, status);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_search_on_google);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        SearchOnGoogleDialogFragment dialogFragment = new SearchOnGoogleDialogFragment();
+        dialogFragment.setText(getOriginalStatus().getText());
+        DialogHelper.showDialog(getActivity(), dialogFragment);
+        return false;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandShare.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandShare.java
new file mode 100644
index 00000000..1745cd39
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandShare.java
@@ -0,0 +1,70 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.status;
+
+import android.app.Activity;
+import android.content.Intent;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import net.lacolaco.smileessence.util.IntentUtils;
+import twitter4j.Status;
+
+public class StatusCommandShare extends StatusCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public StatusCommandShare(Activity activity, Status status)
+    {
+        super(R.id.key_command_status_share, activity, status);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_status_share);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        Intent intent = new Intent();
+        intent.setAction(Intent.ACTION_SEND);
+        intent.setType("text/plain");
+        intent.putExtra(Intent.EXTRA_TEXT, TwitterUtils.getStatusSummary(getOriginalStatus()));
+        IntentUtils.startActivityIfFound(getActivity(), intent);
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandTextQuote.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandTextQuote.java
new file mode 100644
index 00000000..d4cadff2
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandTextQuote.java
@@ -0,0 +1,71 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.status;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.twitter.TweetBuilder;
+import net.lacolaco.smileessence.view.adapter.PostState;
+import twitter4j.Status;
+
+public class StatusCommandTextQuote extends StatusCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public StatusCommandTextQuote(Activity activity, Status status)
+    {
+        super(-1, activity, status);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_status_quote_text);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return !getStatus().getUser().isProtected();
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        TweetBuilder builder = new TweetBuilder().setQuotation(getOriginalStatus());
+        PostState.newState().beginTransaction()
+                 .setText(builder.buildText())
+                 .setInReplyToStatusID(getOriginalStatus().getId())
+                 .setCursor(0)
+                 .commitWithOpen((MainActivity) getActivity());
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandTofuBuster.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandTofuBuster.java
new file mode 100644
index 00000000..ffe587c4
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandTofuBuster.java
@@ -0,0 +1,79 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.status;
+
+import android.app.Activity;
+import android.content.ActivityNotFoundException;
+import android.content.Intent;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.notification.Notificator;
+import twitter4j.Status;
+
+public class StatusCommandTofuBuster extends StatusCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public StatusCommandTofuBuster(Activity activity, Status status)
+    {
+        super(R.id.key_command_status_tofubuster, activity, status);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_status_tofubuster);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        String ACTION_SHOW_TEXT = "com.product.kanzmrsw.tofubuster.ACTION_SHOW_TEXT";
+        String text = getOriginalStatus().getText();
+        Intent i = new Intent(ACTION_SHOW_TEXT);
+        i.putExtra(Intent.EXTRA_TEXT, text);
+        i.putExtra(Intent.EXTRA_SUBJECT, getActivity().getString(R.string.app_name));
+        i.putExtra("isCopyEnabled", true);
+        try
+        {
+            getActivity().startActivity(i);
+        }
+        catch(ActivityNotFoundException e)
+        {
+            new Notificator(getActivity(), R.string.notice_tofubuster_not_found).publish();
+        }
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandURLQuote.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandURLQuote.java
new file mode 100644
index 00000000..6fda35d3
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/status/StatusCommandURLQuote.java
@@ -0,0 +1,69 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.status;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import net.lacolaco.smileessence.view.adapter.PostState;
+import twitter4j.Status;
+
+public class StatusCommandURLQuote extends StatusCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public StatusCommandURLQuote(Activity activity, Status status)
+    {
+        super(-1, activity, status);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_status_quote_url);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        String statusURL = TwitterUtils.getStatusURL(getOriginalStatus());
+        PostState.newState().beginTransaction()
+                 .setText(statusURL)
+                 .commitWithOpen((MainActivity) getActivity());
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommand.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommand.java
new file mode 100644
index 00000000..861e101e
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommand.java
@@ -0,0 +1,52 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.user;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.command.Command;
+import twitter4j.User;
+
+public abstract class UserCommand extends Command
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final User user;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public UserCommand(int key, Activity activity, User user)
+    {
+        super(key, activity);
+        this.user = user;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    protected User getUser()
+    {
+        return user;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandAddToReply.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandAddToReply.java
new file mode 100644
index 00000000..65e3edd9
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandAddToReply.java
@@ -0,0 +1,67 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.user;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.notification.Notificator;
+import net.lacolaco.smileessence.view.adapter.PostState;
+import twitter4j.User;
+
+public class UserCommandAddToReply extends UserCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public UserCommandAddToReply(Activity activity, User user)
+    {
+        super(R.id.key_command_user_add_to_reply, activity, user);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_user_add_to_reply);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        String text = String.format("@%s ", getUser().getScreenName());
+        PostState.getState().beginTransaction().insertText(0, text).moveCursor(text.length()).commit();
+        Notificator.publish(getActivity(), R.string.notice_add_to_reply);
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandBlock.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandBlock.java
new file mode 100644
index 00000000..020d2fb8
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandBlock.java
@@ -0,0 +1,72 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.user;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.command.IConfirmable;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.twitter.TwitterApi;
+import net.lacolaco.smileessence.twitter.task.BlockTask;
+import twitter4j.User;
+
+public class UserCommandBlock extends UserCommand implements IConfirmable
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final Account account;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public UserCommandBlock(Activity activity, User user, Account account)
+    {
+        super(R.id.key_command_user_block, activity, user);
+        this.account = account;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_user_block);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return getUser().getId() != account.userID;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        new BlockTask(TwitterApi.getTwitter(account), getUser().getId(), getActivity()).execute();
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandIntroduce.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandIntroduce.java
new file mode 100644
index 00000000..77dd0f3f
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandIntroduce.java
@@ -0,0 +1,68 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.user;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.view.adapter.PostState;
+import twitter4j.User;
+
+public class UserCommandIntroduce extends UserCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public UserCommandIntroduce(Activity activity, User user)
+    {
+        super(R.id.key_command_user_introduce, activity, user);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_user_introduce);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        PostState.newState().beginTransaction()
+                 .setText(String.format(" (@%s)", getUser().getScreenName()))
+                 .setCursor(0)
+                 .commitWithOpen((MainActivity) getActivity());
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandOpenAclog.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandOpenAclog.java
new file mode 100644
index 00000000..209d1fb0
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandOpenAclog.java
@@ -0,0 +1,64 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.user;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.command.CommandOpenURL;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import twitter4j.User;
+
+public class UserCommandOpenAclog extends UserCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public UserCommandOpenAclog(Activity activity, User user)
+    {
+        super(R.id.key_command_user_open_aclog, activity, user);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_user_open_aclog);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        return new CommandOpenURL(getActivity(), TwitterUtils.getAclogTimelineURL(getUser().getScreenName())).execute();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandOpenFavstar.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandOpenFavstar.java
new file mode 100644
index 00000000..f4cf88dd
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandOpenFavstar.java
@@ -0,0 +1,64 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.user;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.command.CommandOpenURL;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import twitter4j.User;
+
+public class UserCommandOpenFavstar extends UserCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public UserCommandOpenFavstar(Activity activity, User user)
+    {
+        super(R.id.key_command_user_open_favstar, activity, user);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_user_open_favstar);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        return new CommandOpenURL(getActivity(), TwitterUtils.getFavstarRecentURL(getUser().getScreenName())).execute();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandOpenTwilog.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandOpenTwilog.java
new file mode 100644
index 00000000..43499f04
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandOpenTwilog.java
@@ -0,0 +1,64 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.user;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.command.CommandOpenURL;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import twitter4j.User;
+
+public class UserCommandOpenTwilog extends UserCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public UserCommandOpenTwilog(Activity activity, User user)
+    {
+        super(R.id.key_command_user_open_twilog, activity, user);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_user_open_twilog);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        return new CommandOpenURL(getActivity(), TwitterUtils.getTwilogURL(getUser().getScreenName())).execute();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandReply.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandReply.java
new file mode 100644
index 00000000..04eeefe6
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandReply.java
@@ -0,0 +1,70 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.user;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.twitter.TweetBuilder;
+import net.lacolaco.smileessence.view.adapter.PostState;
+import twitter4j.User;
+
+public class UserCommandReply extends UserCommand
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public UserCommandReply(Activity activity, User user)
+    {
+        super(R.id.key_command_user_reply, activity, user);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_user_reply);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return true;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        String text = new TweetBuilder().addScreenName(getUser().getScreenName()).buildText();
+        PostState.newState().beginTransaction()
+                 .setText(text)
+                 .setCursor(text.length())
+                 .commitWithOpen((MainActivity) getActivity());
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandReportForSpam.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandReportForSpam.java
new file mode 100644
index 00000000..537300c4
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandReportForSpam.java
@@ -0,0 +1,72 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.user;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.command.IConfirmable;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.twitter.TwitterApi;
+import net.lacolaco.smileessence.twitter.task.ReportForSpamTask;
+import twitter4j.User;
+
+public class UserCommandReportForSpam extends UserCommand implements IConfirmable
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final Account account;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public UserCommandReportForSpam(Activity activity, User user, Account account)
+    {
+        super(R.id.key_command_user_r4s, activity, user);
+        this.account = account;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_user_r4s);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return getUser().getId() != account.userID;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        new ReportForSpamTask(new TwitterApi(account).getTwitter(), getUser().getId(), getActivity()).execute();
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandSendMessage.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandSendMessage.java
new file mode 100644
index 00000000..b45765c5
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandSendMessage.java
@@ -0,0 +1,73 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.user;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.view.dialog.DialogHelper;
+import net.lacolaco.smileessence.view.dialog.SendMessageDialogFragment;
+import twitter4j.User;
+
+public class UserCommandSendMessage extends UserCommand
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final Account account;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public UserCommandSendMessage(Activity activity, User user, Account account)
+    {
+        super(R.id.key_command_user_send_message, activity, user);
+        this.account = account;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_user_send_message);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return account.userID != getUser().getId();
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        SendMessageDialogFragment dialogFragment = new SendMessageDialogFragment();
+        dialogFragment.setScreenName(getUser().getScreenName());
+        DialogHelper.showDialog(getActivity(), dialogFragment);
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandUnblock.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandUnblock.java
new file mode 100644
index 00000000..0d95b655
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/command/user/UserCommandUnblock.java
@@ -0,0 +1,72 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.command.user;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.command.IConfirmable;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.twitter.TwitterApi;
+import net.lacolaco.smileessence.twitter.task.UnblockTask;
+import twitter4j.User;
+
+public class UserCommandUnblock extends UserCommand implements IConfirmable
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final Account account;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public UserCommandUnblock(Activity activity, User user, Account account)
+    {
+        super(R.id.key_command_user_unblock, activity, user);
+        this.account = account;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public String getText()
+    {
+        return getActivity().getString(R.string.command_user_unblock);
+    }
+
+    @Override
+    public boolean isEnabled()
+    {
+        return getUser().getId() != account.userID;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    @Override
+    public boolean execute()
+    {
+        new UnblockTask(new TwitterApi(account).getTwitter(), getUser().getId(), getActivity()).execute();
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/data/CommandSettingCache.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/data/CommandSettingCache.java
new file mode 100644
index 00000000..8862abc6
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/data/CommandSettingCache.java
@@ -0,0 +1,70 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.data;
+
+import net.lacolaco.smileessence.entity.CommandSetting;
+
+import java.util.concurrent.ConcurrentHashMap;
+
+public class CommandSettingCache
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private static CommandSettingCache instance = new CommandSettingCache();
+
+    private ConcurrentHashMap<Integer, Boolean> cache = new ConcurrentHashMap<>();
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    private CommandSettingCache()
+    {
+    }
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public static CommandSettingCache getInstance()
+    {
+        return instance;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public Boolean get(int id)
+    {
+        Boolean visibility = cache.get(Integer.valueOf(id));
+        return visibility != null ? visibility : true;
+    }
+
+    public void put(CommandSetting commandSetting)
+    {
+        cache.put(commandSetting.commandKey, commandSetting.visibility);
+    }
+
+    public boolean remove(int id)
+    {
+        return cache.remove(Integer.valueOf(id));
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/data/DirectMessageCache.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/data/DirectMessageCache.java
new file mode 100644
index 00000000..a4f626ca
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/data/DirectMessageCache.java
@@ -0,0 +1,98 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.data;
+
+import twitter4j.DirectMessage;
+
+import java.util.Collection;
+import java.util.concurrent.ConcurrentHashMap;
+
+public class DirectMessageCache
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private static DirectMessageCache instance = new DirectMessageCache();
+
+    private ConcurrentHashMap<Long, DirectMessage> cache = new ConcurrentHashMap<>();
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    private DirectMessageCache()
+    {
+    }
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public static DirectMessageCache getInstance()
+    {
+        return instance;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    /**
+     * Get all elements
+     *
+     * @return cached all message
+     */
+    public Collection<DirectMessage> all()
+    {
+        return cache.values();
+    }
+
+    /**
+     * Get message by id
+     *
+     * @param id message id
+     * @return cached value
+     */
+    public DirectMessage get(long id)
+    {
+        return cache.get(id);
+    }
+
+    /**
+     * Put message into cache
+     *
+     * @param message
+     * @return the previous value associated with key, or null if there was no mapping for key
+     */
+    public DirectMessage put(DirectMessage message)
+    {
+        return cache.put(message.getId(), message);
+    }
+
+    /**
+     * Remove message by id
+     *
+     * @param id message id
+     * @return removed message
+     */
+    public DirectMessage remove(long id)
+    {
+        return cache.remove(id);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/data/FavoriteCache.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/data/FavoriteCache.java
new file mode 100644
index 00000000..2d31dc40
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/data/FavoriteCache.java
@@ -0,0 +1,99 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.data;
+
+import twitter4j.Status;
+
+import java.util.concurrent.ConcurrentHashMap;
+
+public class FavoriteCache
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private static FavoriteCache instance = new FavoriteCache();
+
+    private ConcurrentHashMap<Long, Boolean> cache = new ConcurrentHashMap<>();
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    private FavoriteCache()
+    {
+    }
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public static FavoriteCache getInstance()
+    {
+        return instance;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    /**
+     * Get status by id
+     */
+    public boolean get(long id)
+    {
+        Boolean favorited = cache.get(id);
+        return favorited != null ? favorited : false;
+    }
+
+    /**
+     * Put status into cache
+     */
+    public void put(Status status)
+    {
+        if(!status.isRetweet())
+        {
+            cache.put(status.getId(), status.isFavorited());
+        }
+    }
+
+    public void put(Status status, boolean favorited)
+    {
+        if(status.isRetweet())
+        {
+            cache.put(status.getRetweetedStatus().getId(), favorited);
+        }
+        else
+        {
+            cache.put(status.getId(), favorited);
+        }
+    }
+
+    public void put(long id, boolean favorited)
+    {
+        cache.put(id, favorited);
+    }
+
+    /**
+     * Remove favorite by id
+     */
+    public boolean remove(long id)
+    {
+        return cache.remove(id);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/data/ImageCache.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/data/ImageCache.java
new file mode 100644
index 00000000..7f74ca71
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/data/ImageCache.java
@@ -0,0 +1,101 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.data;
+
+import android.graphics.Bitmap;
+import android.util.LruCache;
+import com.android.volley.RequestQueue;
+import com.android.volley.VolleyError;
+import com.android.volley.toolbox.*;
+
+public class ImageCache implements ImageLoader.ImageCache
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private static ImageCache instance = new ImageCache();
+    private LruCache<String, Bitmap> cache;
+    private RequestQueue requestQueue;
+    private ImageLoader imageLoader;
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    private ImageCache()
+    {
+        int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
+        int cacheSize = maxMemory / 8;
+        cache = new LruCache<>(cacheSize);
+        requestQueue = new RequestQueue(new NoCache(), new BasicNetwork(new HurlStack()));
+        imageLoader = new ImageLoader(requestQueue, this);
+        requestQueue.start();
+    }
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public static ImageCache getInstance()
+    {
+        return instance;
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface ImageCache ---------------------
+
+    @Override
+    public Bitmap getBitmap(String url)
+    {
+        return cache.get(url);
+    }
+
+    @Override
+    public void putBitmap(String url, Bitmap bitmap)
+    {
+        cache.put(url, bitmap);
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public ImageLoader.ImageContainer requestBitmap(String imageURL)
+    {
+        return imageLoader.get(imageURL, new ImageLoader.ImageListener()
+        {
+            @Override
+            public void onResponse(ImageLoader.ImageContainer response, boolean isImmediate)
+            {
+            }
+
+            @Override
+            public void onErrorResponse(VolleyError error)
+            {
+            }
+        });
+    }
+
+    public void setImageToView(String imageURL, NetworkImageView view)
+    {
+        view.setImageUrl(imageURL, imageLoader);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/data/StatusCache.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/data/StatusCache.java
new file mode 100644
index 00000000..8f949754
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/data/StatusCache.java
@@ -0,0 +1,108 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.data;
+
+import twitter4j.Status;
+
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.ConcurrentLinkedQueue;
+
+public class StatusCache
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private static StatusCache instance = new StatusCache();
+
+    private ConcurrentHashMap<Long, Status> cache = new ConcurrentHashMap<>();
+
+    private ConcurrentLinkedQueue<Long> ignoreIDs = new ConcurrentLinkedQueue<>();
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    private StatusCache()
+    {
+    }
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public static StatusCache getInstance()
+    {
+        return instance;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public void addToIgnoreStatus(long id)
+    {
+        ignoreIDs.add(id);
+    }
+
+    /**
+     * Get status by id
+     *
+     * @param id status id
+     * @return cached value
+     */
+    public Status get(long id)
+    {
+        return cache.get(id);
+    }
+
+    public boolean isIgnored(long id)
+    {
+        return ignoreIDs.contains(id);
+    }
+
+    /**
+     * Put status into cache
+     *
+     * @param status
+     * @return the previous value associated with key, or null if there was no mapping for key
+     */
+    public Status put(Status status)
+    {
+        if(status.isRetweet())
+        {
+            put(status.getRetweetedStatus());
+        }
+        if(cache.containsKey(status.getId()))
+        {
+            cache.remove(status.getId());
+        }
+        return cache.put(status.getId(), status);
+    }
+
+    /**
+     * Remove status by id
+     *
+     * @param id status id
+     * @return removed status
+     */
+    public Status remove(long id)
+    {
+        return cache.remove(id);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/data/UserCache.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/data/UserCache.java
new file mode 100644
index 00000000..4b5864f6
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/data/UserCache.java
@@ -0,0 +1,105 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.data;
+
+import twitter4j.User;
+
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.ConcurrentLinkedQueue;
+
+public class UserCache
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private static UserCache instance = new UserCache();
+
+    private ConcurrentHashMap<Long, User> cache = new ConcurrentHashMap<>();
+
+    private ConcurrentLinkedQueue<Long> invisibleIDs = new ConcurrentLinkedQueue<>();
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    private UserCache()
+    {
+    }
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public static UserCache getInstance()
+    {
+        return instance;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    /**
+     * Get user by id
+     *
+     * @param id user id
+     * @return cached value
+     */
+    public User get(long id)
+    {
+        return cache.get(id);
+    }
+
+    public boolean isInvisibleUserID(long id)
+    {
+        return invisibleIDs.contains(Long.valueOf(id));
+    }
+
+    /**
+     * Put user into cache
+     *
+     * @param user
+     * @return the previous value associated with key, or null if there was no mapping for key
+     */
+    public User put(User user)
+    {
+        return cache.put(user.getId(), user);
+    }
+
+    public void putInvisibleUser(long id)
+    {
+        invisibleIDs.add(id);
+    }
+
+    /**
+     * Remove user by id
+     *
+     * @param id user id
+     * @return removed user
+     */
+    public User remove(long id)
+    {
+        return cache.remove(id);
+    }
+
+    public void removeInvisibleUser(long id)
+    {
+        invisibleIDs.remove(Long.valueOf(id));
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/data/UserListCache.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/data/UserListCache.java
new file mode 100644
index 00000000..ea2e3c34
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/data/UserListCache.java
@@ -0,0 +1,79 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.data;
+
+import java.util.concurrent.ConcurrentLinkedQueue;
+
+public class UserListCache
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private static UserListCache instance = new UserListCache();
+
+    private ConcurrentLinkedQueue<String> cache = new ConcurrentLinkedQueue<>();
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    private UserListCache()
+    {
+    }
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public static UserListCache getInstance()
+    {
+        return instance;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public String[] getAll()
+    {
+        return cache.toArray(new String[cache.size()]);
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public void clear()
+    {
+        cache.clear();
+    }
+
+    /**
+     * Put userList into cache
+     *
+     * @param userList
+     */
+    public void put(String userList)
+    {
+        cache.add(userList);
+    }
+
+    public void remove(String userList)
+    {
+        cache.remove(userList);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/entity/Account.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/entity/Account.java
new file mode 100644
index 00000000..9c941840
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/entity/Account.java
@@ -0,0 +1,69 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.entity;
+
+import com.activeandroid.Model;
+import com.activeandroid.annotation.Column;
+import com.activeandroid.annotation.Table;
+import com.activeandroid.query.Delete;
+
+@Table(name = "Accounts")
+public class Account extends Model
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    @Column(name = "Token", notNull = true)
+    public String accessToken;
+    @Column(name = "Secret", notNull = true)
+    public String accessSecret;
+    @Column(name = "UserID", notNull = true)
+    public long userID;
+    @Column(name = "ScreenName", notNull = true)
+    public String screenName;
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    public Account()
+    {
+        super();
+    }
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public Account(String token, String tokenSecret, long userID, String screenName)
+    {
+        super();
+        this.accessToken = token;
+        this.accessSecret = tokenSecret;
+        this.userID = userID;
+        this.screenName = screenName;
+    }
+
+    public static void deleteAll()
+    {
+        new Delete().from(Account.class).execute();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/entity/CommandSetting.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/entity/CommandSetting.java
new file mode 100644
index 00000000..78a16bf6
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/entity/CommandSetting.java
@@ -0,0 +1,70 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.entity;
+
+import com.activeandroid.Model;
+import com.activeandroid.annotation.Column;
+import com.activeandroid.annotation.Table;
+import com.activeandroid.query.Select;
+
+import java.util.List;
+
+@Table(name = "Commands")
+public class CommandSetting extends Model
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    @Column(name = "CommandKey")
+    public int commandKey;
+    @Column(name = "Visibility")
+    public boolean visibility;
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    public CommandSetting()
+    {
+        super();
+    }
+
+    public CommandSetting(int commandKey, boolean visibility)
+    {
+        super();
+        this.commandKey = commandKey;
+        this.visibility = visibility;
+    }
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public static List<CommandSetting> getAll()
+    {
+        return new Select().from(CommandSetting.class).execute();
+    }
+
+    public static CommandSetting selectByKey(int key)
+    {
+        return new Select().from(CommandSetting.class).where("CommandKey = ?", key).executeSingle();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/entity/ExtractionWord.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/entity/ExtractionWord.java
new file mode 100644
index 00000000..404686fa
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/entity/ExtractionWord.java
@@ -0,0 +1,85 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.entity;
+
+import android.app.Activity;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.TextView;
+import com.activeandroid.Model;
+import com.activeandroid.annotation.Column;
+import com.activeandroid.annotation.Table;
+import com.activeandroid.query.Select;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.viewmodel.IViewModel;
+
+import java.util.List;
+
+@Table(name = "Extraction")
+public class ExtractionWord extends Model implements IViewModel
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    @Column(name = "Text", notNull = true)
+    public String text;
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    public ExtractionWord()
+    {
+        super();
+    }
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public ExtractionWord(String text)
+    {
+        super();
+        this.text = text;
+    }
+
+    public static List<ExtractionWord> getAll()
+    {
+        return new Select().from(ExtractionWord.class).execute();
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface IViewModel ---------------------
+
+    @Override
+    public View getView(Activity activity, LayoutInflater inflater, View convertedView)
+    {
+        if(convertedView == null)
+        {
+            convertedView = inflater.inflate(R.layout.menu_item_simple_text, null);
+        }
+        TextView textView = (TextView) convertedView.findViewById(R.id.textView_menuItem_simple);
+        textView.setText(this.text);
+        return convertedView;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/entity/SearchQuery.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/entity/SearchQuery.java
new file mode 100644
index 00000000..2d248c98
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/entity/SearchQuery.java
@@ -0,0 +1,88 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.entity;
+
+import com.activeandroid.Model;
+import com.activeandroid.annotation.Column;
+import com.activeandroid.annotation.Table;
+import com.activeandroid.query.Select;
+
+import java.util.Date;
+import java.util.List;
+
+@Table(name = "SearchQueries")
+public class SearchQuery extends Model
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    @Column(name = "Query", unique = true)
+    public String query;
+
+    @Column(name = "CreatedAt")
+    public Date createdAt;
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    public SearchQuery()
+    {
+        super();
+    }
+
+    public SearchQuery(String query, Date createdAt)
+    {
+        this.query = query;
+        this.createdAt = createdAt;
+    }
+
+    public static List<SearchQuery> getAll()
+    {
+        return new Select().from(SearchQuery.class).orderBy("CreatedAt DESC").execute();
+    }
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    /**
+     * @param query
+     * @return
+     */
+    public static boolean saveIfNotFound(String query)
+    {
+        if(findByQuery(query) != null)
+        {
+            return false;
+        }
+        else
+        {
+            new SearchQuery(query, new Date()).save();
+            return true;
+        }
+    }
+
+    public static SearchQuery findByQuery(String query)
+    {
+        return new Select().from(SearchQuery.class).where("Query = ?", query).executeSingle();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/entity/Template.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/entity/Template.java
new file mode 100644
index 00000000..276dc30f
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/entity/Template.java
@@ -0,0 +1,88 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.entity;
+
+import android.app.Activity;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.TextView;
+import com.activeandroid.Model;
+import com.activeandroid.annotation.Column;
+import com.activeandroid.annotation.Table;
+import com.activeandroid.query.Select;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.viewmodel.IViewModel;
+
+import java.util.List;
+
+@Table(name = "Templates")
+public class Template extends Model implements IViewModel
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    @Column(name = "Text", notNull = true)
+    public String text;
+    @Column(name = "Count")
+    public int count;
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    public Template()
+    {
+        super();
+    }
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public Template(String text, int count)
+    {
+        super();
+        this.text = text;
+        this.count = count;
+    }
+
+    public static List<Template> getAll()
+    {
+        return new Select().from(Template.class).orderBy("COUNT DESC").execute();
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface IViewModel ---------------------
+
+    @Override
+    public View getView(Activity activity, LayoutInflater inflater, View convertedView)
+    {
+        if(convertedView == null)
+        {
+            convertedView = inflater.inflate(R.layout.menu_item_simple_text, null);
+        }
+        TextView textView = (TextView) convertedView.findViewById(R.id.textView_menuItem_simple);
+        textView.setText(this.text);
+        return convertedView;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/logging/Logger.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/logging/Logger.java
new file mode 100644
index 00000000..d0ea41d4
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/logging/Logger.java
@@ -0,0 +1,62 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.logging;
+
+import android.util.Log;
+
+public class Logger
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private static final String TAG = "SmileEssence";
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    public static void debug(Object message)
+    {
+        Log.d(TAG, String.valueOf(message));
+    }
+
+    public static void info(Object message)
+    {
+        Log.i(TAG, String.valueOf(message));
+    }
+
+    public static void error(Object message)
+    {
+        Log.e(TAG, String.valueOf(message));
+    }
+
+    public static void warn(Object message)
+    {
+        Log.w(TAG, String.valueOf(message));
+    }
+
+    public static void verbose(Object message)
+    {
+        Log.v(TAG, String.valueOf(message));
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/notification/NotificationType.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/notification/NotificationType.java
new file mode 100644
index 00000000..a02c1984
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/notification/NotificationType.java
@@ -0,0 +1,31 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.notification;
+
+public enum NotificationType
+{
+    INFO,
+    ALERT;
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/notification/Notificator.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/notification/Notificator.java
new file mode 100644
index 00000000..7815823d
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/notification/Notificator.java
@@ -0,0 +1,169 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.notification;
+
+import android.app.Activity;
+import android.widget.Toast;
+import de.keyboardsurfer.android.widget.crouton.Configuration;
+import de.keyboardsurfer.android.widget.crouton.Crouton;
+import de.keyboardsurfer.android.widget.crouton.Style;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.util.UIHandler;
+
+public class Notificator
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private static final int DURATION = 1000;
+    private static boolean isRunning;
+    private Activity activity;
+    private String text;
+    private NotificationType type;
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    public Notificator(Activity activity, int resID)
+    {
+        this(activity, resID, NotificationType.INFO);
+    }
+
+    public Notificator(Activity activity, String text)
+    {
+        this(activity, text, NotificationType.INFO);
+    }
+
+    public Notificator(Activity activity, int resID, NotificationType type)
+    {
+        this(activity, activity.getString(resID), type);
+    }
+
+    public Notificator(Activity activity, String text, NotificationType type)
+    {
+        this.activity = activity;
+        this.text = text;
+        this.type = type;
+    }
+
+    public static void startNotification()
+    {
+        isRunning = true;
+    }
+
+    public static void stopNotification()
+    {
+        isRunning = false;
+        Crouton.cancelAllCroutons();
+    }
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    /**
+     * Notify self on cronton or toast.
+     */
+    public static void publish(Activity activity, int resID)
+    {
+        publish(activity, activity.getString(resID));
+    }
+
+    public static void publish(Activity activity, String text)
+    {
+        new Notificator(activity, text, NotificationType.INFO).publish();
+    }
+
+    public static void publish(Activity activity, int resID, NotificationType type)
+    {
+        publish(activity, activity.getString(resID), type);
+    }
+
+    public static void publish(Activity activity, String text, NotificationType type)
+    {
+        new Notificator(activity, text, type).publish();
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    private Style getStyle()
+    {
+        Configuration.Builder conf = new Configuration.Builder();
+        conf.setDuration(DURATION);
+        Style.Builder style = new Style.Builder();
+        style.setConfiguration(conf.build());
+        switch(type)
+        {
+            case INFO:
+            {
+                style.setBackgroundColorValue(Style.holoBlueLight);
+                break;
+            }
+            case ALERT:
+            {
+                style.setBackgroundColorValue(Style.holoRedLight);
+                break;
+            }
+        }
+        return style.build();
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public Crouton makeCrouton()
+    {
+        return Crouton.makeText(activity, text, getStyle());
+    }
+
+    public Toast makeToast()
+    {
+        return Toast.makeText(activity, text, Toast.LENGTH_LONG);
+    }
+
+    /**
+     * Notify self on cronton or toast.
+     */
+    public void publish()
+    {
+        if(activity == null || activity.isFinishing())
+        {
+            return;
+        }
+        new UIHandler()
+        {
+            @Override
+            public void run()
+            {
+                if(isRunning)
+                {
+                    Logger.debug(String.format("notify by crouton %s", text));
+                    makeCrouton().show();
+                }
+                else
+                {
+                    Logger.debug(String.format("notify by toast %s", text));
+                    makeToast().show();
+                }
+            }
+        }.post();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/preference/AppPreferenceHelper.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/preference/AppPreferenceHelper.java
new file mode 100644
index 00000000..be492c14
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/preference/AppPreferenceHelper.java
@@ -0,0 +1,42 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.preference;
+
+import android.content.Context;
+
+public class AppPreferenceHelper extends SharedPreferenceHelper
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private static final String FILE_NAME = "AppPreference";
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public AppPreferenceHelper(Context context)
+    {
+        super(context, FILE_NAME);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/preference/SharedPreferenceHelper.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/preference/SharedPreferenceHelper.java
new file mode 100644
index 00000000..7b26d200
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/preference/SharedPreferenceHelper.java
@@ -0,0 +1,128 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.preference;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+
+import java.util.Set;
+
+public class SharedPreferenceHelper
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    protected final Context context;
+    protected final String fileName;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public SharedPreferenceHelper(Context context, String fileName)
+    {
+        this.context = context;
+        this.fileName = fileName;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    protected SharedPreferences getPref()
+    {
+        return context.getSharedPreferences(fileName, Context.MODE_PRIVATE);
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public boolean getValue(String key, boolean defaultValue)
+    {
+        return getPref().getBoolean(key, defaultValue);
+    }
+
+    public int getValue(String key, int defaultValue)
+    {
+        return Integer.valueOf(getPref().getString(key, String.valueOf(defaultValue)));
+    }
+
+    public float getValue(String key, float defaultValue)
+    {
+        return Float.valueOf(getPref().getString(key, String.valueOf(defaultValue)));
+    }
+
+    public long getValue(String key, long defaultValue)
+    {
+        return Long.valueOf(getPref().getString(key, String.valueOf(defaultValue)));
+    }
+
+    public String getValue(String key, String defaultValue)
+    {
+        return getPref().getString(key, defaultValue);
+    }
+
+    public Set<String> getValue(String key, Set<String> defaultValue)
+    {
+        return getPref().getStringSet(key, defaultValue);
+    }
+
+    public boolean putValue(String key, boolean value)
+    {
+        SharedPreferences.Editor editor = getPref().edit();
+        editor.putBoolean(key, value);
+        return editor.commit();
+    }
+
+    public boolean putValue(String key, int value)
+    {
+        SharedPreferences.Editor editor = getPref().edit();
+        editor.putString(key, String.valueOf(value));
+        return editor.commit();
+    }
+
+    public boolean putValue(String key, float value)
+    {
+        SharedPreferences.Editor editor = getPref().edit();
+        editor.putString(key, String.valueOf(value));
+        return editor.commit();
+    }
+
+    public boolean putValue(String key, long value)
+    {
+        SharedPreferences.Editor editor = getPref().edit();
+        editor.putString(key, String.valueOf(value));
+        return editor.commit();
+    }
+
+    public boolean putValue(String key, String value)
+    {
+        SharedPreferences.Editor editor = getPref().edit();
+        editor.putString(key, value);
+        return editor.commit();
+    }
+
+    public boolean putValue(String key, Set<String> value)
+    {
+        SharedPreferences.Editor editor = getPref().edit();
+        editor.putStringSet(key, value);
+        return editor.commit();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/preference/UserPreferenceHelper.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/preference/UserPreferenceHelper.java
new file mode 100644
index 00000000..c65cdea8
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/preference/UserPreferenceHelper.java
@@ -0,0 +1,155 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.preference;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.preference.PreferenceManager;
+
+import java.util.Set;
+
+public class UserPreferenceHelper extends SharedPreferenceHelper
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    public static final int TEXT_SIZE_MIN = 8;
+    public static final int TEXT_SIZE_MAX = 24;
+    public static final int TIMELINES_MIN = 1;
+    public static final int TIMELINES_MAX = 200;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public UserPreferenceHelper(Context context)
+    {
+        super(context, null);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    protected SharedPreferences getPref()
+    {
+        return PreferenceManager.getDefaultSharedPreferences(context);
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public boolean getValue(int keyID, boolean defaultValue)
+    {
+        return getString(keyID) != null ? super.getValue(getString(keyID), defaultValue) : defaultValue;
+    }
+
+    public int getValue(int keyID, int defaultValue)
+    {
+        return getString(keyID) != null ? super.getValue(getString(keyID), defaultValue) : defaultValue;
+    }
+
+    public float getValue(int keyID, float defaultValue)
+    {
+        return getString(keyID) != null ? super.getValue(getString(keyID), defaultValue) : defaultValue;
+    }
+
+    public long getValue(int keyID, long defaultValue)
+    {
+        return getString(keyID) != null ? super.getValue(getString(keyID), defaultValue) : defaultValue;
+    }
+
+    public String getValue(int keyID, String defaultValue)
+    {
+        return getString(keyID) != null ? super.getValue(getString(keyID), defaultValue) : defaultValue;
+    }
+
+    public Set<String> getValue(int keyID, Set<String> defaultValue)
+    {
+        return getString(keyID) != null ? super.getValue(getString(keyID), defaultValue) : defaultValue;
+    }
+
+    public boolean putValue(int keyID, boolean value)
+    {
+        if(getString(keyID) == null)
+        {
+            return false;
+        }
+        return super.putValue(getString(keyID), value);
+    }
+
+    public boolean putValue(int keyID, int value)
+    {
+        if(getString(keyID) == null)
+        {
+            return false;
+        }
+        return super.putValue(getString(keyID), value);
+    }
+
+    public boolean putValue(int keyID, float value)
+    {
+        if(getString(keyID) == null)
+        {
+            return false;
+        }
+        return super.putValue(getString(keyID), value);
+    }
+
+    public boolean putValue(int keyID, long value)
+    {
+        if(getString(keyID) == null)
+        {
+            return false;
+        }
+        return super.putValue(getString(keyID), value);
+    }
+
+    public boolean putValue(int keyID, String value)
+    {
+        if(getString(keyID) == null)
+        {
+            return false;
+        }
+        return super.putValue(getString(keyID), value);
+    }
+
+    public boolean putValue(int keyID, Set<String> value)
+    {
+        if(getString(keyID) == null)
+        {
+            return false;
+        }
+        return super.putValue(getString(keyID), value);
+    }
+
+    protected String getString(int resID)
+    {
+        try
+        {
+            return context.getString(resID);
+        }
+        catch(Exception e)
+        {
+            return null;
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/OAuthSession.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/OAuthSession.java
new file mode 100644
index 00000000..4e7950ea
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/OAuthSession.java
@@ -0,0 +1,88 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter;
+
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.twitter.task.AccessTokenTask;
+import net.lacolaco.smileessence.twitter.task.RequestTokenTask;
+import twitter4j.Twitter;
+import twitter4j.TwitterFactory;
+import twitter4j.auth.AccessToken;
+import twitter4j.auth.RequestToken;
+
+import java.util.concurrent.ExecutionException;
+
+public class OAuthSession
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    public static final String CALLBACK_OAUTH = "oauth://smileessence";
+    public static final String KEY_TOKEN = "token";
+    public static final String KEY_TOKEN_SECRET = "tokenSecret";
+    public static final String KEY_SCREEN_NAME = "screenName";
+    public static final String KEY_USER_ID = "userID";
+    private static final String OAUTH_VERIFIER = "oauth_verifier";
+    private RequestToken requestToken;
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public String getAuthorizationURL()
+    {
+        Twitter twitter = new TwitterFactory().getInstance();
+        RequestTokenTask task = new RequestTokenTask(twitter);
+        task.execute();
+        try
+        {
+            requestToken = task.get();
+            return requestToken.getAuthorizationURL();
+        }
+        catch(Exception e)
+        {
+            e.printStackTrace();
+            Logger.error(e.getMessage());
+            return null;
+        }
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public AccessToken getAccessToken(String pinCode)
+    {
+        Twitter twitter = new TwitterFactory().getInstance();
+        AccessTokenTask task = new AccessTokenTask(twitter, requestToken, pinCode);
+        task.execute();
+        try
+        {
+            return task.get();
+        }
+        catch(InterruptedException | ExecutionException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            return null;
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/StatusFilter.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/StatusFilter.java
new file mode 100644
index 00000000..082ed20b
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/StatusFilter.java
@@ -0,0 +1,67 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter;
+
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.entity.ExtractionWord;
+import net.lacolaco.smileessence.view.adapter.StatusListAdapter;
+import net.lacolaco.smileessence.viewmodel.StatusViewModel;
+
+import java.util.regex.Pattern;
+
+public class StatusFilter
+{
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    public static void filter(MainActivity activity, StatusViewModel status)
+    {
+        extract(activity, status);
+    }
+
+    private static void extract(MainActivity activity, StatusViewModel status)
+    {
+        if(status.isRetweet())
+        {
+            return;
+        }
+        Pattern pattern;
+        for(ExtractionWord word : ExtractionWord.getAll())
+        {
+            pattern = Pattern.compile(word.text);
+            if(pattern.matcher(status.getText()).find())
+            {
+                addToMentions(activity, status);
+            }
+        }
+    }
+
+    private static void addToMentions(MainActivity activity, StatusViewModel status)
+    {
+        StatusListAdapter adapter = (StatusListAdapter) activity.getListAdapter(MainActivity.ADAPTER_MENTIONS);
+        adapter.addToTop(status);
+        adapter.update();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/TweetBuilder.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/TweetBuilder.java
new file mode 100644
index 00000000..957bbbe6
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/TweetBuilder.java
@@ -0,0 +1,123 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter;
+
+import android.text.TextUtils;
+import twitter4j.Status;
+import twitter4j.StatusUpdate;
+
+import java.io.File;
+import java.util.ArrayList;
+import java.util.Collection;
+
+public class TweetBuilder
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private String text = "";
+    private ArrayList<String> screenNameList = new ArrayList<>();
+    private long inReplyToStatusID = -1;
+    private String mediaPath = "";
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public TweetBuilder setInReplyToStatusID(long inReplyToStatusID)
+    {
+        this.inReplyToStatusID = inReplyToStatusID;
+        return this;
+    }
+
+    public TweetBuilder setMediaPath(String mediaPath)
+    {
+        this.mediaPath = mediaPath;
+        return this;
+    }
+
+    public TweetBuilder setQuotation(Status status)
+    {
+        return setText(String.format(" RT @%s: %s", status.getUser().getScreenName(), status.getText()));
+    }
+
+    public TweetBuilder setText(String text)
+    {
+        this.text = text;
+        return this;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public TweetBuilder addScreenName(String screenName)
+    {
+        screenNameList.add(screenName);
+        return this;
+    }
+
+    public TweetBuilder addScreenNames(Collection<String> screenNames)
+    {
+        screenNameList.addAll(screenNames);
+        return this;
+    }
+
+    public TweetBuilder appendText(String str)
+    {
+        return setText(text + str);
+    }
+
+    public StatusUpdate build()
+    {
+        StatusUpdate statusUpdate = new StatusUpdate(buildText());
+        if(inReplyToStatusID >= 0)
+        {
+            statusUpdate.setInReplyToStatusId(inReplyToStatusID);
+        }
+        if(!TextUtils.isEmpty(mediaPath))
+        {
+            File media = new File(mediaPath);
+            if(media.exists())
+            {
+                statusUpdate.setMedia(media);
+            }
+        }
+        return statusUpdate;
+    }
+
+    public String buildText()
+    {
+        StringBuilder builder = new StringBuilder();
+
+        for(String screenName : screenNameList)
+        {
+            builder.append(String.format("@%s ", screenName));
+        }
+        builder.append(text);
+        return builder.toString();
+    }
+
+    public TweetBuilder setQuotation(Status status, String text)
+    {
+        return setText(String.format("%s RT @%s: %s", text, status.getUser().getScreenName(), status.getText()));
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/TwitterApi.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/TwitterApi.java
new file mode 100644
index 00000000..fb642801
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/TwitterApi.java
@@ -0,0 +1,79 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter;
+
+import net.lacolaco.smileessence.entity.Account;
+import twitter4j.Twitter;
+import twitter4j.TwitterFactory;
+import twitter4j.TwitterStream;
+import twitter4j.TwitterStreamFactory;
+import twitter4j.auth.AccessToken;
+
+public class TwitterApi
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    public static final int MEDIA_SIZE_LIMIT = 2 * 1024 * 1024;
+    private final String token;
+    private final String tokenSecret;
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    public TwitterApi(Account account)
+    {
+        this.token = account.accessToken;
+        this.tokenSecret = account.accessSecret;
+    }
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public TwitterApi(String token, String tokenSecret)
+    {
+        this.token = token;
+        this.tokenSecret = tokenSecret;
+    }
+
+    public static Twitter getTwitter(Account account)
+    {
+        return new TwitterApi(account).getTwitter();
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public Twitter getTwitter()
+    {
+        Twitter twitter = new TwitterFactory().getInstance();
+        twitter.setOAuthAccessToken(new AccessToken(token, tokenSecret));
+        return twitter;
+    }
+
+    public TwitterStream getTwitterStream()
+    {
+        TwitterStream stream = new TwitterStreamFactory().getInstance();
+        stream.setOAuthAccessToken(new AccessToken(token, tokenSecret));
+        return stream;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/UserStreamListener.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/UserStreamListener.java
new file mode 100644
index 00000000..6dee87e5
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/UserStreamListener.java
@@ -0,0 +1,334 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter;
+
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.data.*;
+import net.lacolaco.smileessence.notification.Notificator;
+import net.lacolaco.smileessence.view.adapter.CustomListAdapter;
+import net.lacolaco.smileessence.view.adapter.MessageListAdapter;
+import net.lacolaco.smileessence.view.adapter.StatusListAdapter;
+import net.lacolaco.smileessence.viewmodel.EnumEvent;
+import net.lacolaco.smileessence.viewmodel.EventViewModel;
+import net.lacolaco.smileessence.viewmodel.MessageViewModel;
+import net.lacolaco.smileessence.viewmodel.StatusViewModel;
+import twitter4j.*;
+
+public class UserStreamListener implements twitter4j.UserStreamListener, ConnectionLifeCycleListener
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final MainActivity activity;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public UserStreamListener(MainActivity activity)
+    {
+        this.activity = activity;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    private long getMyID()
+    {
+        return activity.getCurrentAccount().userID;
+    }
+
+    private int getPagerCount()
+    {
+        return activity.getPagerAdapter().getCount();
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface ConnectionLifeCycleListener ---------------------
+
+    @Override
+    public void onConnect()
+    {
+        activity.setStreaming(true);
+        new Notificator(activity, R.string.notice_stream_connect).publish();
+    }
+
+    @Override
+    public void onDisconnect()
+    {
+        activity.setStreaming(false);
+        new Notificator(activity, R.string.notice_stream_disconnect).publish();
+    }
+
+    @Override
+    public void onCleanUp()
+    {
+    }
+
+    // --------------------- Interface StatusListener ---------------------
+
+    @Override
+    public void onStatus(Status status)
+    {
+        StatusCache.getInstance().put(status);
+        if(isIgnoredStatus(status))
+        {
+            return;
+        }
+        StatusViewModel viewModel = new StatusViewModel(status, activity.getCurrentAccount());
+        addToHome(viewModel);
+        if(status.isRetweet())
+        {
+            if(viewModel.isRetweetOfMe())
+            {
+                addToHistory(new EventViewModel(EnumEvent.RETWEETED, status.getUser(), status));
+            }
+        }
+        else if(viewModel.isMention())
+        {
+            addToMentions(viewModel);
+            EventViewModel mentioned = new EventViewModel(EnumEvent.MENTIONED, status.getUser(), status);
+            Notificator.publish(activity, mentioned.getFormattedString(activity));
+        }
+        StatusFilter.filter(activity, viewModel);
+        FavoriteCache.getInstance().put(status);
+    }
+
+    @Override
+    public void onDeletionNotice(StatusDeletionNotice statusDeletionNotice)
+    {
+        for(CustomListAdapter<?> adapter : activity.getListAdapters())
+        {
+            if(adapter != null && adapter instanceof StatusListAdapter)
+            {
+                StatusListAdapter statusListAdapter = (StatusListAdapter) adapter;
+                statusListAdapter.removeByStatusID(statusDeletionNotice.getStatusId());
+                statusListAdapter.updateForce();
+            }
+        }
+        StatusCache.getInstance().remove(statusDeletionNotice.getStatusId());
+    }
+
+    @Override
+    public void onTrackLimitationNotice(int numberOfLimitedStatuses)
+    {
+    }
+
+    @Override
+    public void onScrubGeo(long userId, long upToStatusId)
+    {
+    }
+
+    @Override
+    public void onStallWarning(StallWarning warning)
+    {
+    }
+
+    // --------------------- Interface StreamListener ---------------------
+
+    @Override
+    public void onException(Exception ex)
+    {
+        net.lacolaco.smileessence.logging.Logger.error(ex.toString());
+    }
+
+    // --------------------- Interface UserStreamListener ---------------------
+
+    @Override
+    public void onDeletionNotice(long directMessageId, long userId)
+    {
+        MessageListAdapter messages = (MessageListAdapter) activity.getListAdapter(MainActivity.ADAPTER_MESSAGES);
+        messages.removeByMessageID(directMessageId);
+        messages.updateForce();
+        DirectMessageCache.getInstance().remove(directMessageId);
+    }
+
+    @Override
+    public void onFriendList(long[] friendIds)
+    {
+    }
+
+    @Override
+    public void onFavorite(User source, User target, Status favoritedStatus)
+    {
+        StatusCache.getInstance().put(favoritedStatus);
+        if(isMe(target))
+        {
+            addToHistory(new EventViewModel(EnumEvent.FAVORITED, source, favoritedStatus));
+        }
+        if(isMe(source))
+        {
+            FavoriteCache.getInstance().put(favoritedStatus, true);
+            activity.getListAdapter(MainActivity.ADAPTER_HOME).update();
+            activity.getListAdapter(MainActivity.ADAPTER_MENTIONS).update();
+        }
+    }
+
+    @Override
+    public void onUnfavorite(User source, User target, Status unfavoritedStatus)
+    {
+        StatusCache.getInstance().put(unfavoritedStatus);
+        boolean unfavNoticeEnabled = activity.getUserPreferenceHelper().getValue(R.string.key_setting_notify_on_unfavorited, true);
+        if(isMe(target) && unfavNoticeEnabled)
+        {
+            addToHistory(new EventViewModel(EnumEvent.UNFAVORITED, source, unfavoritedStatus));
+        }
+        if(isMe(source))
+        {
+            FavoriteCache.getInstance().put(unfavoritedStatus, false);
+            activity.getListAdapter(MainActivity.ADAPTER_HOME).update();
+            activity.getListAdapter(MainActivity.ADAPTER_MENTIONS).update();
+        }
+    }
+
+    @Override
+    public void onFollow(User source, User followedUser)
+    {
+        UserCache.getInstance().put(source);
+        UserCache.getInstance().put(followedUser);
+        if(isMe(followedUser))
+        {
+            addToHistory(new EventViewModel(EnumEvent.FOLLOWED, source));
+        }
+    }
+
+    @Override
+    public void onUnfollow(User source, User unfollowedUser)
+    {
+    }
+
+    @Override
+    public void onDirectMessage(DirectMessage directMessage)
+    {
+        DirectMessageCache.getInstance().put(directMessage);
+        if(isMe(directMessage.getRecipient()))
+        {
+            addToHistory(new EventViewModel(EnumEvent.RECEIVE_MESSAGE, directMessage.getSender()));
+        }
+        MessageViewModel message = new MessageViewModel(directMessage, activity.getCurrentAccount());
+        addToMessages(message);
+    }
+
+    @Override
+    public void onUserListMemberAddition(User addedMember, User listOwner, UserList list)
+    {
+    }
+
+    @Override
+    public void onUserListMemberDeletion(User deletedMember, User listOwner, UserList list)
+    {
+    }
+
+    @Override
+    public void onUserListSubscription(User subscriber, User listOwner, UserList list)
+    {
+        UserListCache.getInstance().put(list.getFullName());
+    }
+
+    @Override
+    public void onUserListUnsubscription(User subscriber, User listOwner, UserList list)
+    {
+        UserListCache.getInstance().remove(list.getFullName());
+    }
+
+    @Override
+    public void onUserListCreation(User listOwner, UserList list)
+    {
+        UserListCache.getInstance().put(list.getFullName());
+    }
+
+    @Override
+    public void onUserListUpdate(User listOwner, UserList list)
+    {
+    }
+
+    @Override
+    public void onUserListDeletion(User listOwner, UserList list)
+    {
+        UserListCache.getInstance().remove(list.getFullName());
+    }
+
+    @Override
+    public void onUserProfileUpdate(User updatedUser)
+    {
+    }
+
+    @Override
+    public void onBlock(User source, User blockedUser)
+    {
+        if(isMe(blockedUser))
+        {
+            addToHistory(new EventViewModel(EnumEvent.BLOCKED, source));
+        }
+    }
+
+    @Override
+    public void onUnblock(User source, User unblockedUser)
+    {
+        if(isMe(unblockedUser))
+        {
+            addToHistory(new EventViewModel(EnumEvent.UNBLOCKED, source));
+        }
+    }
+
+    private void addToHistory(EventViewModel mentioned)
+    {
+        CustomListAdapter<?> history = activity.getListAdapter(MainActivity.ADAPTER_HISTORY);
+        Notificator.publish(activity, mentioned.getFormattedString(activity));
+        history.addToTop(mentioned);
+        history.update();
+    }
+
+    private void addToHome(StatusViewModel viewModel)
+    {
+        StatusListAdapter home = (StatusListAdapter) activity.getListAdapter(MainActivity.ADAPTER_HOME);
+        home.addToTop(viewModel);
+        home.update();
+    }
+
+    private void addToMentions(StatusViewModel viewModel)
+    {
+        StatusListAdapter mentions = (StatusListAdapter) activity.getListAdapter(MainActivity.ADAPTER_MENTIONS);
+        mentions.addToTop(viewModel);
+        mentions.update();
+    }
+
+    private void addToMessages(MessageViewModel message)
+    {
+        MessageListAdapter messages = (MessageListAdapter) activity.getListAdapter(MainActivity.ADAPTER_MESSAGES);
+        messages.addToTop(message);
+        messages.update();
+    }
+
+    private boolean isIgnoredStatus(Status status)
+    {
+        return status.isRetweet() && StatusCache.getInstance().isIgnored(status.getRetweetedStatus().getId());
+    }
+
+    private boolean isMe(User user)
+    {
+        return user.getId() == getMyID();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/AccessTokenTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/AccessTokenTask.java
new file mode 100644
index 00000000..f6b59658
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/AccessTokenTask.java
@@ -0,0 +1,62 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+import twitter4j.auth.AccessToken;
+import twitter4j.auth.RequestToken;
+
+public class AccessTokenTask extends TwitterTask<AccessToken>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final RequestToken requestToken;
+    private final String pinCode;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public AccessTokenTask(Twitter twitter, RequestToken requestToken, String pinCode)
+    {
+        super(twitter);
+        this.requestToken = requestToken;
+        this.pinCode = pinCode;
+    }
+
+    @Override
+    protected AccessToken doInBackground(Void... params)
+    {
+        try
+        {
+            return twitter.getOAuthAccessToken(requestToken, pinCode);
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            return null;
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/BlockIDsTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/BlockIDsTask.java
new file mode 100644
index 00000000..df5155d5
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/BlockIDsTask.java
@@ -0,0 +1,83 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import net.lacolaco.smileessence.data.UserCache;
+import net.lacolaco.smileessence.logging.Logger;
+import twitter4j.IDs;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class BlockIDsTask extends TwitterTask<Long[]>
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public BlockIDsTask(Twitter twitter)
+    {
+        super(twitter);
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(Long[] blockIDs)
+    {
+        for(Long blockID : blockIDs)
+        {
+            UserCache.getInstance().putInvisibleUser(blockID);
+        }
+    }
+
+    @Override
+    protected Long[] doInBackground(Void... params)
+    {
+        try
+        {
+            List<Long> idList = new ArrayList<>();
+            long cursor = -1;
+            do
+            {
+                IDs blocksIDs = twitter.getBlocksIDs(cursor);
+                cursor = blocksIDs.getNextCursor();
+                for(long id : blocksIDs.getIDs())
+                {
+                    idList.add(id);
+                }
+            }
+            while(cursor != 0);
+
+            return idList.toArray(new Long[idList.size()]);
+        }
+        catch(TwitterException e)
+        {
+            Logger.error(e);
+            return new Long[0];
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/BlockTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/BlockTask.java
new file mode 100644
index 00000000..96244d3c
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/BlockTask.java
@@ -0,0 +1,84 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.data.UserCache;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.notification.NotificationType;
+import net.lacolaco.smileessence.notification.Notificator;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+import twitter4j.User;
+
+public class BlockTask extends TwitterTask<User>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final long userID;
+    private final Activity activity;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public BlockTask(Twitter twitter, long userID, Activity activity)
+    {
+        super(twitter);
+        this.userID = userID;
+        this.activity = activity;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(User user)
+    {
+        if(user != null)
+        {
+            UserCache.getInstance().put(user);
+            new Notificator(activity, R.string.notice_block_succeeded).publish();
+        }
+        else
+        {
+            new Notificator(activity, R.string.notice_block_failed, NotificationType.ALERT).publish();
+        }
+    }
+
+    @Override
+    protected User doInBackground(Void... params)
+    {
+        try
+        {
+            return twitter.users().createBlock(userID);
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            return null;
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/DeleteMessageTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/DeleteMessageTask.java
new file mode 100644
index 00000000..40dd20cd
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/DeleteMessageTask.java
@@ -0,0 +1,85 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.data.DirectMessageCache;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.notification.NotificationType;
+import net.lacolaco.smileessence.notification.Notificator;
+import twitter4j.DirectMessage;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+
+public class DeleteMessageTask extends TwitterTask<DirectMessage>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final long messageID;
+    private final Activity activity;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public DeleteMessageTask(Twitter twitter, long messageID, Activity activity)
+    {
+        super(twitter);
+        this.messageID = messageID;
+        this.activity = activity;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(DirectMessage message)
+    {
+        if(message != null)
+        {
+            DirectMessageCache.getInstance().put(message);
+            new Notificator(activity, R.string.notice_message_delete_succeeded).publish();
+        }
+        else
+        {
+            new Notificator(activity, R.string.notice_message_delete_failed, NotificationType.ALERT).publish();
+        }
+    }
+
+    @Override
+    protected DirectMessage doInBackground(Void... params)
+    {
+        try
+        {
+            return twitter.directMessages().destroyDirectMessage(messageID);
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            return null;
+        }
+    }
+
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/DeleteStatusTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/DeleteStatusTask.java
new file mode 100644
index 00000000..e4f4a19a
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/DeleteStatusTask.java
@@ -0,0 +1,84 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.data.StatusCache;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.notification.NotificationType;
+import net.lacolaco.smileessence.notification.Notificator;
+import twitter4j.Status;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+
+public class DeleteStatusTask extends TwitterTask<Status>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final long statusID;
+    private final Activity activity;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public DeleteStatusTask(Twitter twitter, long statusID, Activity activity)
+    {
+        super(twitter);
+        this.statusID = statusID;
+        this.activity = activity;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(twitter4j.Status status)
+    {
+        if(status != null)
+        {
+            StatusCache.getInstance().remove(status.getId());
+            new Notificator(activity, R.string.notice_status_delete_succeeded).publish();
+        }
+        else
+        {
+            new Notificator(activity, R.string.notice_status_delete_failed, NotificationType.ALERT).publish();
+        }
+    }
+
+    @Override
+    protected twitter4j.Status doInBackground(Void... params)
+    {
+        try
+        {
+            return twitter.tweets().destroyStatus(statusID);
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            return null;
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/DirectMessagesTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/DirectMessagesTask.java
new file mode 100644
index 00000000..f8a574fa
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/DirectMessagesTask.java
@@ -0,0 +1,102 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.data.DirectMessageCache;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.notification.NotificationType;
+import net.lacolaco.smileessence.notification.Notificator;
+import twitter4j.*;
+
+public class DirectMessagesTask extends TwitterTask<DirectMessage[]>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final Activity activity;
+    private final Paging paging;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    protected DirectMessagesTask(Twitter twitter, Activity activity)
+    {
+        this(twitter, activity, null);
+    }
+
+    public DirectMessagesTask(Twitter twitter, Activity activity, Paging paging)
+    {
+        super(twitter);
+        this.activity = activity;
+        this.paging = paging;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(DirectMessage[] directMessages)
+    {
+        if(directMessages.length != 0)
+        {
+            for(DirectMessage message : directMessages)
+            {
+                DirectMessageCache.getInstance().put(message);
+            }
+        }
+    }
+
+    @Override
+    protected DirectMessage[] doInBackground(Void... params)
+    {
+        ResponseList<DirectMessage> responseList;
+        try
+        {
+            if(paging == null)
+            {
+                responseList = twitter.directMessages().getDirectMessages();
+            }
+            else
+            {
+                responseList = twitter.directMessages().getDirectMessages(paging);
+            }
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            if(e.exceededRateLimitation())
+            {
+                Notificator.publish(activity, R.string.notice_error_rate_limit, NotificationType.ALERT);
+            }
+            else
+            {
+                Notificator.publish(activity, R.string.notice_error_get_messages, NotificationType.ALERT);
+            }
+            return new DirectMessage[0];
+        }
+        return responseList.toArray(new DirectMessage[responseList.size()]);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/FavoriteTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/FavoriteTask.java
new file mode 100644
index 00000000..8e509ba5
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/FavoriteTask.java
@@ -0,0 +1,84 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.data.StatusCache;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.notification.NotificationType;
+import net.lacolaco.smileessence.notification.Notificator;
+import twitter4j.Status;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+
+public class FavoriteTask extends TwitterTask<Status>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final long statusID;
+    private final Activity activity;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public FavoriteTask(Twitter twitter, long statusID, Activity activity)
+    {
+        super(twitter);
+        this.statusID = statusID;
+        this.activity = activity;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(twitter4j.Status status)
+    {
+        if(status != null)
+        {
+            StatusCache.getInstance().put(status);
+            new Notificator(activity, R.string.notice_favorite_succeeded).publish();
+        }
+        else
+        {
+            new Notificator(activity, R.string.notice_favorite_failed, NotificationType.ALERT).publish();
+        }
+    }
+
+    @Override
+    protected twitter4j.Status doInBackground(Void... params)
+    {
+        try
+        {
+            return twitter.favorites().createFavorite(statusID);
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            return null;
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/FollowTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/FollowTask.java
new file mode 100644
index 00000000..bea00f8c
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/FollowTask.java
@@ -0,0 +1,84 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.data.UserCache;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.notification.NotificationType;
+import net.lacolaco.smileessence.notification.Notificator;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+import twitter4j.User;
+
+public class FollowTask extends TwitterTask<User>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final long userID;
+    private final Activity activity;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public FollowTask(Twitter twitter, long userID, Activity activity)
+    {
+        super(twitter);
+        this.userID = userID;
+        this.activity = activity;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(User user)
+    {
+        if(user != null)
+        {
+            UserCache.getInstance().put(user);
+            new Notificator(activity, R.string.notice_follow_succeeded).publish();
+        }
+        else
+        {
+            new Notificator(activity, R.string.notice_follow_failed, NotificationType.ALERT).publish();
+        }
+    }
+
+    @Override
+    protected User doInBackground(Void... params)
+    {
+        try
+        {
+            return twitter.friendsFollowers().createFriendship(userID);
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            return null;
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/GetUserListsTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/GetUserListsTask.java
new file mode 100644
index 00000000..dbc80637
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/GetUserListsTask.java
@@ -0,0 +1,73 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import net.lacolaco.smileessence.data.UserListCache;
+import net.lacolaco.smileessence.logging.Logger;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+import twitter4j.UserList;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class GetUserListsTask extends TwitterTask<UserList[]>
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public GetUserListsTask(Twitter twitter)
+    {
+        super(twitter);
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(UserList[] lists)
+    {
+        for(UserList list : lists)
+        {
+            UserListCache.getInstance().put(list.getFullName());
+        }
+    }
+
+    @Override
+    protected UserList[] doInBackground(Void... params)
+    {
+        try
+        {
+            List<UserList> userLists = new ArrayList<>();
+
+            userLists.addAll(twitter.list().getUserLists(twitter.getId()));
+            return userLists.toArray(new UserList[userLists.size()]);
+        }
+        catch(TwitterException e)
+        {
+            Logger.error(e);
+            return new UserList[0];
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/HomeTimelineTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/HomeTimelineTask.java
new file mode 100644
index 00000000..59dfdeb0
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/HomeTimelineTask.java
@@ -0,0 +1,104 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.data.FavoriteCache;
+import net.lacolaco.smileessence.data.StatusCache;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.notification.NotificationType;
+import net.lacolaco.smileessence.notification.Notificator;
+import twitter4j.*;
+
+public class HomeTimelineTask extends TwitterTask<Status[]>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final Paging paging;
+    private final Activity activity;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public HomeTimelineTask(Twitter twitter, Activity activity)
+    {
+        this(twitter, activity, null);
+    }
+
+    public HomeTimelineTask(Twitter twitter, Activity activity, Paging paging)
+    {
+        super(twitter);
+        this.activity = activity;
+        this.paging = paging;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(twitter4j.Status[] statuses)
+    {
+        if(statuses.length != 0)
+        {
+            for(twitter4j.Status status : statuses)
+            {
+                StatusCache.getInstance().put(status);
+                FavoriteCache.getInstance().put(status);
+            }
+        }
+    }
+
+    @Override
+    protected twitter4j.Status[] doInBackground(Void... params)
+    {
+        ResponseList<twitter4j.Status> responseList;
+        try
+        {
+            if(paging == null)
+            {
+                responseList = twitter.timelines().getHomeTimeline();
+            }
+            else
+            {
+                responseList = twitter.timelines().getHomeTimeline(paging);
+            }
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            if(e.exceededRateLimitation())
+            {
+                Notificator.publish(activity, R.string.notice_error_rate_limit, NotificationType.ALERT);
+            }
+            else
+            {
+                Notificator.publish(activity, R.string.notice_error_get_home, NotificationType.ALERT);
+            }
+            return new twitter4j.Status[0];
+        }
+        return responseList.toArray(new twitter4j.Status[responseList.size()]);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/MentionsTimelineTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/MentionsTimelineTask.java
new file mode 100644
index 00000000..be9378d3
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/MentionsTimelineTask.java
@@ -0,0 +1,104 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.data.FavoriteCache;
+import net.lacolaco.smileessence.data.StatusCache;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.notification.NotificationType;
+import net.lacolaco.smileessence.notification.Notificator;
+import twitter4j.*;
+
+public class MentionsTimelineTask extends TwitterTask<Status[]>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final Activity activity;
+    private final Paging paging;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    protected MentionsTimelineTask(Twitter twitter, Activity activity)
+    {
+        this(twitter, activity, null);
+    }
+
+    public MentionsTimelineTask(Twitter twitter, Activity activity, Paging paging)
+    {
+        super(twitter);
+        this.activity = activity;
+        this.paging = paging;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(twitter4j.Status[] statuses)
+    {
+        if(statuses.length != 0)
+        {
+            for(twitter4j.Status status : statuses)
+            {
+                StatusCache.getInstance().put(status);
+                FavoriteCache.getInstance().put(status);
+            }
+        }
+    }
+
+    @Override
+    protected twitter4j.Status[] doInBackground(Void... params)
+    {
+        ResponseList<twitter4j.Status> responseList;
+        try
+        {
+            if(paging == null)
+            {
+                responseList = twitter.timelines().getMentionsTimeline();
+            }
+            else
+            {
+                responseList = twitter.timelines().getMentionsTimeline(paging);
+            }
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            if(e.exceededRateLimitation())
+            {
+                Notificator.publish(activity, R.string.notice_error_rate_limit, NotificationType.ALERT);
+            }
+            else
+            {
+                Notificator.publish(activity, R.string.notice_error_get_mentions, NotificationType.ALERT);
+            }
+            return new twitter4j.Status[0];
+        }
+        return responseList.toArray(new twitter4j.Status[responseList.size()]);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/MutesIDsTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/MutesIDsTask.java
new file mode 100644
index 00000000..86c6effe
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/MutesIDsTask.java
@@ -0,0 +1,83 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import net.lacolaco.smileessence.data.UserCache;
+import net.lacolaco.smileessence.logging.Logger;
+import twitter4j.IDs;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class MutesIDsTask extends TwitterTask<Long[]>
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public MutesIDsTask(Twitter twitter)
+    {
+        super(twitter);
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(Long[] mutesIDs)
+    {
+        for(Long mutesID : mutesIDs)
+        {
+            UserCache.getInstance().putInvisibleUser(mutesID);
+        }
+    }
+
+    @Override
+    protected Long[] doInBackground(Void... params)
+    {
+        try
+        {
+            List<Long> idList = new ArrayList<>();
+            long cursor = -1;
+            do
+            {
+                IDs mutesIDs = twitter.getMutesIDs(cursor);
+                cursor = mutesIDs.getNextCursor();
+                for(long id : mutesIDs.getIDs())
+                {
+                    idList.add(id);
+                }
+            }
+            while(cursor != 0);
+
+            return idList.toArray(new Long[idList.size()]);
+        }
+        catch(TwitterException e)
+        {
+            Logger.error(e);
+            return new Long[0];
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/ReportForSpamTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/ReportForSpamTask.java
new file mode 100644
index 00000000..cdb04158
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/ReportForSpamTask.java
@@ -0,0 +1,84 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.data.UserCache;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.notification.NotificationType;
+import net.lacolaco.smileessence.notification.Notificator;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+import twitter4j.User;
+
+public class ReportForSpamTask extends TwitterTask<User>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final long userID;
+    private final Activity activity;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public ReportForSpamTask(Twitter twitter, long userID, Activity activity)
+    {
+        super(twitter);
+        this.userID = userID;
+        this.activity = activity;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(User user)
+    {
+        if(user != null)
+        {
+            UserCache.getInstance().put(user);
+            new Notificator(activity, R.string.notice_r4s_succeeded).publish();
+        }
+        else
+        {
+            new Notificator(activity, R.string.notice_r4s_failed, NotificationType.ALERT).publish();
+        }
+    }
+
+    @Override
+    protected User doInBackground(Void... params)
+    {
+        try
+        {
+            return twitter.spamReporting().reportSpam(userID);
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            return null;
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/RequestTokenTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/RequestTokenTask.java
new file mode 100644
index 00000000..ed79b0eb
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/RequestTokenTask.java
@@ -0,0 +1,59 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import net.lacolaco.smileessence.logging.Logger;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+import twitter4j.auth.RequestToken;
+
+public class RequestTokenTask extends TwitterTask<RequestToken>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public RequestTokenTask(Twitter twitter)
+    {
+        super(twitter);
+    }
+
+    @Override
+    protected RequestToken doInBackground(Void... params)
+    {
+        try
+        {
+            return twitter.getOAuthRequestToken();
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            return null;
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/RetweetTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/RetweetTask.java
new file mode 100644
index 00000000..a3073026
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/RetweetTask.java
@@ -0,0 +1,84 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.data.StatusCache;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.notification.NotificationType;
+import net.lacolaco.smileessence.notification.Notificator;
+import twitter4j.Status;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+
+public class RetweetTask extends TwitterTask<Status>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final long statusID;
+    private final Activity activity;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public RetweetTask(Twitter twitter, long statusID, Activity activity)
+    {
+        super(twitter);
+        this.statusID = statusID;
+        this.activity = activity;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(twitter4j.Status status)
+    {
+        if(status != null)
+        {
+            StatusCache.getInstance().put(status);
+            new Notificator(activity, R.string.notice_retweet_succeeded).publish();
+        }
+        else
+        {
+            new Notificator(activity, R.string.notice_retweet_failed, NotificationType.ALERT).publish();
+        }
+    }
+
+    @Override
+    protected twitter4j.Status doInBackground(Void... params)
+    {
+        try
+        {
+            return twitter.tweets().retweetStatus(statusID);
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            return null;
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/SearchTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/SearchTask.java
new file mode 100644
index 00000000..4611d0ce
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/SearchTask.java
@@ -0,0 +1,113 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import android.content.res.Configuration;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.data.FavoriteCache;
+import net.lacolaco.smileessence.data.StatusCache;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.notification.NotificationType;
+import net.lacolaco.smileessence.notification.Notificator;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import twitter4j.Query;
+import twitter4j.QueryResult;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+
+public class SearchTask extends TwitterTask<QueryResult>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final MainActivity activity;
+    private final Query query;
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    public SearchTask(Twitter twitter, String queryString, MainActivity activity)
+    {
+        this(twitter, getBaseQuery(activity, queryString), activity);
+    }
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public SearchTask(Twitter twitter, Query query, MainActivity activity)
+    {
+        super(twitter);
+        this.activity = activity;
+        this.query = query;
+    }
+
+    public static Query getBaseQuery(MainActivity activity, String queryString)
+    {
+        Configuration config = activity.getResources().getConfiguration();
+        Query query = new Query();
+        query.setQuery(queryString);
+        query.setLang(config.locale.getLanguage());
+        query.setCount(TwitterUtils.getPagingCount(activity));
+        query.setResultType(Query.RECENT);
+        return query;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(QueryResult queryResult)
+    {
+        if(queryResult != null)
+        {
+            for(twitter4j.Status status : queryResult.getTweets())
+            {
+                StatusCache.getInstance().put(status);
+                FavoriteCache.getInstance().put(status);
+            }
+        }
+    }
+
+    @Override
+    protected QueryResult doInBackground(Void... params)
+    {
+        try
+        {
+            return twitter.search(query);
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.debug(e);
+            if(e.exceededRateLimitation())
+            {
+                Notificator.publish(activity, R.string.notice_error_rate_limit, NotificationType.ALERT);
+            }
+            else
+            {
+                Notificator.publish(activity, R.string.notice_error_search, NotificationType.ALERT);
+            }
+            return null;
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/SendMessageTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/SendMessageTask.java
new file mode 100644
index 00000000..b394f960
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/SendMessageTask.java
@@ -0,0 +1,87 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.data.DirectMessageCache;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.notification.NotificationType;
+import net.lacolaco.smileessence.notification.Notificator;
+import twitter4j.DirectMessage;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+
+public class SendMessageTask extends TwitterTask<DirectMessage>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final String userID;
+    private final String text;
+    private final Activity activity;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public SendMessageTask(Twitter twitter, String screenName, String text, Activity activity)
+    {
+        super(twitter);
+        this.userID = screenName;
+        this.text = text;
+        this.activity = activity;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(DirectMessage message)
+    {
+        if(message != null)
+        {
+            DirectMessageCache.getInstance().put(message);
+            new Notificator(activity, R.string.notice_message_send_succeeded).publish();
+        }
+        else
+        {
+            new Notificator(activity, R.string.notice_message_send_failed, NotificationType.ALERT).publish();
+        }
+    }
+
+    @Override
+    protected DirectMessage doInBackground(Void... params)
+    {
+        try
+        {
+            return twitter.directMessages().sendDirectMessage(userID, text);
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            return null;
+        }
+    }
+
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/SentDirectMessagesTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/SentDirectMessagesTask.java
new file mode 100644
index 00000000..10711c01
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/SentDirectMessagesTask.java
@@ -0,0 +1,102 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.data.DirectMessageCache;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.notification.NotificationType;
+import net.lacolaco.smileessence.notification.Notificator;
+import twitter4j.*;
+
+public class SentDirectMessagesTask extends TwitterTask<DirectMessage[]>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final Activity activity;
+    private final Paging paging;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    protected SentDirectMessagesTask(Twitter twitter, Activity activity)
+    {
+        this(twitter, activity, null);
+    }
+
+    public SentDirectMessagesTask(Twitter twitter, Activity activity, Paging paging)
+    {
+        super(twitter);
+        this.activity = activity;
+        this.paging = paging;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(DirectMessage[] directMessages)
+    {
+        if(directMessages.length != 0)
+        {
+            for(DirectMessage message : directMessages)
+            {
+                DirectMessageCache.getInstance().put(message);
+            }
+        }
+    }
+
+    @Override
+    protected DirectMessage[] doInBackground(Void... params)
+    {
+        ResponseList<DirectMessage> responseList;
+        try
+        {
+            if(paging == null)
+            {
+                responseList = twitter.directMessages().getSentDirectMessages();
+            }
+            else
+            {
+                responseList = twitter.directMessages().getSentDirectMessages(paging);
+            }
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            if(e.exceededRateLimitation())
+            {
+                Notificator.publish(activity, R.string.notice_error_rate_limit, NotificationType.ALERT);
+            }
+            else
+            {
+                Notificator.publish(activity, R.string.notice_error_get_messages, NotificationType.ALERT);
+            }
+            return new DirectMessage[0];
+        }
+        return responseList.toArray(new DirectMessage[responseList.size()]);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/ShowDirectMessageTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/ShowDirectMessageTask.java
new file mode 100644
index 00000000..f2ba8432
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/ShowDirectMessageTask.java
@@ -0,0 +1,73 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import net.lacolaco.smileessence.data.DirectMessageCache;
+import net.lacolaco.smileessence.logging.Logger;
+import twitter4j.DirectMessage;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+
+public class ShowDirectMessageTask extends TwitterTask<DirectMessage>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final long messageID;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public ShowDirectMessageTask(Twitter twitter, long messageID)
+    {
+        super(twitter);
+        this.messageID = messageID;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(DirectMessage directMessage)
+    {
+        if(directMessage != null)
+        {
+            DirectMessageCache.getInstance().put(directMessage);
+        }
+    }
+
+    @Override
+    protected DirectMessage doInBackground(Void... params)
+    {
+        try
+        {
+            return twitter.directMessages().showDirectMessage(messageID);
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            return null;
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/ShowFriendshipTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/ShowFriendshipTask.java
new file mode 100644
index 00000000..f013288c
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/ShowFriendshipTask.java
@@ -0,0 +1,77 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import net.lacolaco.smileessence.logging.Logger;
+import twitter4j.Relationship;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+
+public class ShowFriendshipTask extends TwitterTask<Relationship>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final long userID;
+    private final String screenName;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public ShowFriendshipTask(Twitter twitter, long userID)
+    {
+        super(twitter);
+        this.userID = userID;
+        this.screenName = null;
+    }
+
+    public ShowFriendshipTask(Twitter twitter, String screenName)
+    {
+        super(twitter);
+        this.screenName = screenName;
+        this.userID = -1;
+    }
+
+    @Override
+    protected Relationship doInBackground(Void... params)
+    {
+        try
+        {
+            if(screenName != null)
+            {
+                return twitter.friendsFollowers().showFriendship(twitter.getScreenName(), screenName);
+            }
+            else
+            {
+                return twitter.friendsFollowers().showFriendship(twitter.getId(), userID);
+            }
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            return null;
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/ShowStatusTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/ShowStatusTask.java
new file mode 100644
index 00000000..8206e6bf
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/ShowStatusTask.java
@@ -0,0 +1,73 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import net.lacolaco.smileessence.data.StatusCache;
+import net.lacolaco.smileessence.logging.Logger;
+import twitter4j.Status;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+
+public class ShowStatusTask extends TwitterTask<Status>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final long id;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public ShowStatusTask(Twitter twitter, long id)
+    {
+        super(twitter);
+        this.id = id;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(twitter4j.Status status)
+    {
+        if(status != null)
+        {
+            StatusCache.getInstance().put(status);
+        }
+    }
+
+    @Override
+    protected twitter4j.Status doInBackground(Void... params)
+    {
+        try
+        {
+            return twitter.tweets().showStatus(id);
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            return null;
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/ShowUserTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/ShowUserTask.java
new file mode 100644
index 00000000..555bdfd1
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/ShowUserTask.java
@@ -0,0 +1,89 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import net.lacolaco.smileessence.data.UserCache;
+import net.lacolaco.smileessence.logging.Logger;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+import twitter4j.User;
+
+public class ShowUserTask extends TwitterTask<User>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final long userID;
+    private final String screenName;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public ShowUserTask(Twitter twitter, long userID)
+    {
+        super(twitter);
+        this.userID = userID;
+        this.screenName = null;
+    }
+
+    public ShowUserTask(Twitter twitter, String screenName)
+    {
+        super(twitter);
+        this.screenName = screenName;
+        this.userID = -1;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(User user)
+    {
+        if(user != null)
+        {
+            UserCache.getInstance().put(user);
+        }
+    }
+
+    @Override
+    protected User doInBackground(Void... params)
+    {
+        try
+        {
+            if(screenName != null)
+            {
+                return twitter.users().showUser(screenName);
+            }
+            else
+            {
+                return twitter.users().showUser(userID);
+            }
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            return null;
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/TweetTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/TweetTask.java
new file mode 100644
index 00000000..9f769dc7
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/TweetTask.java
@@ -0,0 +1,167 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import android.app.Activity;
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.os.Environment;
+import android.text.TextUtils;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.data.StatusCache;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.notification.NotificationType;
+import net.lacolaco.smileessence.notification.Notificator;
+import net.lacolaco.smileessence.preference.UserPreferenceHelper;
+import net.lacolaco.smileessence.twitter.TwitterApi;
+import twitter4j.Status;
+import twitter4j.StatusUpdate;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+
+public class TweetTask extends TwitterTask<Status>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final StatusUpdate update;
+    private final String mediaPath;
+    private final Activity activity;
+    private String tempFilePath;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public TweetTask(Twitter twitter, StatusUpdate update, Activity activity)
+    {
+        this(twitter, update, null, activity);
+    }
+
+    public TweetTask(Twitter twitter, StatusUpdate update, String mediaPath, Activity activity)
+    {
+        super(twitter);
+        this.update = update;
+        this.mediaPath = mediaPath;
+        this.activity = activity;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public File getMediaFile()
+    {
+        File file = new File(mediaPath);
+        boolean resizeFlag = new UserPreferenceHelper(activity).getValue(R.string.key_setting_resize_post_image, false);
+        if(file.length() >= TwitterApi.MEDIA_SIZE_LIMIT && resizeFlag)
+        {
+            BitmapFactory.Options opt = new BitmapFactory.Options();
+            opt.inJustDecodeBounds = true; //decoder is not return bitmap but set option
+            BitmapFactory.decodeFile(mediaPath, opt);
+            tempFilePath = Environment.getExternalStorageDirectory() + "/temp.jpg";
+            File compressedFile = new File(tempFilePath);
+            FileOutputStream fos = null;
+            try
+            {
+                fos = new FileOutputStream(compressedFile);
+                float ratio = (float) file.length() / (float) TwitterApi.MEDIA_SIZE_LIMIT;
+                BitmapFactory.Options resizeOpt = new BitmapFactory.Options();
+                resizeOpt.inPurgeable = true;
+                resizeOpt.inSampleSize = (int) Math.ceil(ratio);
+                Bitmap bitmap = BitmapFactory.decodeFile(mediaPath, resizeOpt);
+                bitmap.compress(Bitmap.CompressFormat.JPEG, 100, fos);
+                bitmap.recycle();
+                return compressedFile;
+            }
+            catch(Exception e)
+            {
+                e.printStackTrace();
+                Logger.error(e);
+            }
+            finally
+            {
+                try
+                {
+                    fos.close();
+                }
+                catch(IOException e)
+                {
+                    e.printStackTrace();
+                    Logger.error(e);
+                }
+            }
+        }
+        return file;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(twitter4j.Status status)
+    {
+        if(status != null)
+        {
+            StatusCache.getInstance().put(status);
+            new Notificator(activity, R.string.notice_tweet_succeeded).publish();
+        }
+        else
+        {
+            new Notificator(activity, R.string.notice_tweet_failed, NotificationType.ALERT).publish();
+        }
+    }
+
+    @Override
+    protected twitter4j.Status doInBackground(Void... params)
+    {
+        try
+        {
+            if(TextUtils.isEmpty(mediaPath))
+            {
+                return twitter.tweets().updateStatus(update);
+            }
+            else
+            {
+                File mediaFile = getMediaFile();
+                if(mediaFile.exists())
+                {
+                    update.setMedia(mediaFile);
+                }
+                twitter4j.Status status = twitter.tweets().updateStatus(update);
+                if(tempFilePath != null)
+                {
+                    new File(tempFilePath).delete();
+                }
+                return status;
+            }
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            return null;
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/TwitterTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/TwitterTask.java
new file mode 100644
index 00000000..f9dfdca1
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/TwitterTask.java
@@ -0,0 +1,43 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import android.os.AsyncTask;
+import twitter4j.Twitter;
+
+public abstract class TwitterTask<T> extends AsyncTask<Void, Void, T>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    protected Twitter twitter;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    protected TwitterTask(Twitter twitter)
+    {
+        this.twitter = twitter;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/UnblockTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/UnblockTask.java
new file mode 100644
index 00000000..1c0cb6bf
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/UnblockTask.java
@@ -0,0 +1,84 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.data.UserCache;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.notification.NotificationType;
+import net.lacolaco.smileessence.notification.Notificator;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+import twitter4j.User;
+
+public class UnblockTask extends TwitterTask<User>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final long userID;
+    private final Activity activity;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public UnblockTask(Twitter twitter, long userID, Activity activity)
+    {
+        super(twitter);
+        this.userID = userID;
+        this.activity = activity;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(User user)
+    {
+        if(user != null)
+        {
+            UserCache.getInstance().put(user);
+            new Notificator(activity, R.string.notice_unblock_succeeded).publish();
+        }
+        else
+        {
+            new Notificator(activity, R.string.notice_unblock_failed, NotificationType.ALERT).publish();
+        }
+    }
+
+    @Override
+    protected User doInBackground(Void... params)
+    {
+        try
+        {
+            return twitter.users().destroyBlock(userID);
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            return null;
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/UnfavoriteTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/UnfavoriteTask.java
new file mode 100644
index 00000000..ef2a660b
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/UnfavoriteTask.java
@@ -0,0 +1,84 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.data.StatusCache;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.notification.NotificationType;
+import net.lacolaco.smileessence.notification.Notificator;
+import twitter4j.Status;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+
+public class UnfavoriteTask extends TwitterTask<Status>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final long statusID;
+    private final Activity activity;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public UnfavoriteTask(Twitter twitter, long statusID, Activity activity)
+    {
+        super(twitter);
+        this.statusID = statusID;
+        this.activity = activity;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(twitter4j.Status status)
+    {
+        if(status != null)
+        {
+            StatusCache.getInstance().put(status);
+            new Notificator(activity, R.string.notice_unfavorite_succeeded).publish();
+        }
+        else
+        {
+            new Notificator(activity, R.string.notice_unfavorite_failed, NotificationType.ALERT).publish();
+        }
+    }
+
+    @Override
+    protected twitter4j.Status doInBackground(Void... params)
+    {
+        try
+        {
+            return twitter.favorites().destroyFavorite(statusID);
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            return null;
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/UnfollowTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/UnfollowTask.java
new file mode 100644
index 00000000..b75a1043
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/UnfollowTask.java
@@ -0,0 +1,84 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.data.UserCache;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.notification.NotificationType;
+import net.lacolaco.smileessence.notification.Notificator;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+import twitter4j.User;
+
+public class UnfollowTask extends TwitterTask<User>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final long userID;
+    private final Activity activity;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public UnfollowTask(Twitter twitter, long userID, Activity activity)
+    {
+        super(twitter);
+        this.userID = userID;
+        this.activity = activity;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(User user)
+    {
+        if(user != null)
+        {
+            UserCache.getInstance().put(user);
+            new Notificator(activity, R.string.notice_unfollow_succeeded).publish();
+        }
+        else
+        {
+            new Notificator(activity, R.string.notice_unfollow_failed, NotificationType.ALERT).publish();
+        }
+    }
+
+    @Override
+    protected User doInBackground(Void... params)
+    {
+        try
+        {
+            return twitter.friendsFollowers().destroyFriendship(userID);
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            return null;
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/UserListStatusesTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/UserListStatusesTask.java
new file mode 100644
index 00000000..4ece998e
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/UserListStatusesTask.java
@@ -0,0 +1,87 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.data.FavoriteCache;
+import net.lacolaco.smileessence.data.StatusCache;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import twitter4j.*;
+
+public class UserListStatusesTask extends TwitterTask<Status[]>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final String listFullName;
+    private final MainActivity activity;
+    private final Paging paging;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public UserListStatusesTask(Twitter twitter, String listFullName, MainActivity activity)
+    {
+        this(twitter, listFullName, activity, TwitterUtils.getPaging(TwitterUtils.getPagingCount(activity)));
+    }
+
+    public UserListStatusesTask(Twitter twitter, String listFullName, MainActivity activity, Paging paging)
+    {
+        super(twitter);
+        this.listFullName = listFullName;
+        this.activity = activity;
+        this.paging = paging;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(twitter4j.Status[] statuses)
+    {
+        for(twitter4j.Status status : statuses)
+        {
+            StatusCache.getInstance().put(status);
+            FavoriteCache.getInstance().put(status);
+        }
+    }
+
+    @Override
+    protected twitter4j.Status[] doInBackground(Void... params)
+    {
+        ResponseList<twitter4j.Status> responseList;
+        try
+        {
+            String[] strings = listFullName.split("/");
+            responseList = twitter.list().getUserListStatuses(strings[0], strings[1], paging);
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            return new twitter4j.Status[0];
+        }
+        return responseList.toArray(new twitter4j.Status[responseList.size()]);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/UserTimelineTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/UserTimelineTask.java
new file mode 100644
index 00000000..0426c2a9
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/task/UserTimelineTask.java
@@ -0,0 +1,88 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.task;
+
+import net.lacolaco.smileessence.data.StatusCache;
+import net.lacolaco.smileessence.logging.Logger;
+import twitter4j.*;
+
+public class UserTimelineTask extends TwitterTask<Status[]>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final long userID;
+    private final Paging paging;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public UserTimelineTask(Twitter twitter, long userID)
+    {
+        this(twitter, userID, null);
+    }
+
+    public UserTimelineTask(Twitter twitter, long userID, Paging paging)
+    {
+        super(twitter);
+        this.userID = userID;
+        this.paging = paging;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(twitter4j.Status[] statuses)
+    {
+        for(twitter4j.Status status : statuses)
+        {
+            StatusCache.getInstance().put(status);
+        }
+
+    }
+
+    @Override
+    protected twitter4j.Status[] doInBackground(Void... params)
+    {
+        ResponseList<twitter4j.Status> responseList;
+        try
+        {
+            if(paging == null)
+            {
+                responseList = twitter.timelines().getUserTimeline(userID);
+            }
+            else
+            {
+                responseList = twitter.timelines().getUserTimeline(userID, paging);
+            }
+        }
+        catch(TwitterException e)
+        {
+            e.printStackTrace();
+            Logger.error(e.toString());
+            return new twitter4j.Status[0];
+        }
+        return responseList.toArray(new twitter4j.Status[responseList.size()]);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/util/TwitterUtils.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/util/TwitterUtils.java
new file mode 100644
index 00000000..0c9c4966
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/twitter/util/TwitterUtils.java
@@ -0,0 +1,346 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.twitter.util;
+
+import android.text.TextUtils;
+import com.twitter.Validator;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.data.DirectMessageCache;
+import net.lacolaco.smileessence.data.StatusCache;
+import net.lacolaco.smileessence.data.UserCache;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.twitter.TwitterApi;
+import net.lacolaco.smileessence.twitter.task.ShowDirectMessageTask;
+import net.lacolaco.smileessence.twitter.task.ShowStatusTask;
+import net.lacolaco.smileessence.twitter.task.ShowUserTask;
+import twitter4j.*;
+
+import java.util.ArrayList;
+import java.util.Collection;
+
+public class TwitterUtils
+{
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    /**
+     * Get twitter style fixed text length
+     *
+     * @return length
+     */
+    public static int getFixedTextLength(String str)
+    {
+        Validator validator = new Validator();
+        return validator.getTweetLength(str);
+    }
+
+    /**
+     * Get status from api if not cached
+     */
+    public static void tryGetStatus(Account account, long statusID, final StatusCallback callback)
+    {
+        Status status = StatusCache.getInstance().get(statusID);
+        if(status != null)
+        {
+            callback.success(status);
+            //update cache
+            ShowStatusTask task = new ShowStatusTask(new TwitterApi(account).getTwitter(), statusID);
+            task.execute();
+        }
+        else
+        {
+            ShowStatusTask task = new ShowStatusTask(new TwitterApi(account).getTwitter(), statusID)
+            {
+                @Override
+                protected void onPostExecute(twitter4j.Status status)
+                {
+                    super.onPostExecute(status);
+                    if(status != null)
+                    {
+                        callback.success(status);
+                    }
+                    else
+                    {
+                        callback.error();
+                    }
+                }
+            };
+            task.execute();
+        }
+    }
+
+    /**
+     * Get status from api if not cached
+     */
+    public static void tryGetUser(Account account, long userID, final UserCallback callback)
+    {
+        User user = UserCache.getInstance().get(userID);
+        if(user != null)
+        {
+            callback.success(user);
+            ShowUserTask task = new ShowUserTask(new TwitterApi(account).getTwitter(), userID);
+            task.execute();
+        }
+        else
+        {
+            ShowUserTask task = new ShowUserTask(new TwitterApi(account).getTwitter(), userID)
+            {
+                @Override
+                protected void onPostExecute(User user)
+                {
+                    super.onPostExecute(user);
+                    if(user != null)
+                    {
+                        callback.success(user);
+                    }
+                    else
+                    {
+                        callback.error();
+                    }
+
+                }
+            };
+            task.execute();
+        }
+    }
+
+    /**
+     * Get direct message from api if not cached
+     */
+    public static void tryGetMessage(Account account, long messageID, final MessageCallback callback)
+    {
+        DirectMessage message = DirectMessageCache.getInstance().get(messageID);
+        if(message != null)
+        {
+            callback.success(message);
+            ShowDirectMessageTask task = new ShowDirectMessageTask(new TwitterApi(account).getTwitter(), messageID);
+            task.execute();
+        }
+        else
+        {
+            ShowDirectMessageTask task = new ShowDirectMessageTask(new TwitterApi(account).getTwitter(), messageID)
+            {
+                @Override
+                protected void onPostExecute(DirectMessage directMessage)
+                {
+                    super.onPostExecute(directMessage);
+                    if(directMessage != null)
+                    {
+                        callback.success(directMessage);
+                    }
+                    else
+                    {
+                        callback.error();
+                    }
+                }
+            };
+            task.execute();
+        }
+    }
+
+    /**
+     * Get array of screenName in own text
+     *
+     * @param status            status
+     * @param excludeScreenName
+     * @return
+     */
+    public static Collection<String> getScreenNames(Status status, String excludeScreenName)
+    {
+        ArrayList<String> names = new ArrayList<>();
+        names.add(status.getUser().getScreenName());
+        if(status.getUserMentionEntities() != null)
+        {
+            for(UserMentionEntity entity : status.getUserMentionEntities())
+            {
+                if(names.contains(entity.getScreenName()))
+                {
+                    continue;
+                }
+                names.add(entity.getScreenName());
+            }
+        }
+        if(excludeScreenName != null)
+        {
+            names.remove(excludeScreenName);
+        }
+        return names;
+    }
+
+    public static Collection<String> getScreenNames(DirectMessage message, String excludeScreenName)
+    {
+        ArrayList<String> names = new ArrayList<>();
+        names.add(message.getSenderScreenName());
+        if(!message.getRecipientScreenName().equals(message.getSenderScreenName()))
+        {
+            names.add(message.getRecipientScreenName());
+        }
+        if(message.getUserMentionEntities() != null)
+        {
+            for(UserMentionEntity entity : message.getUserMentionEntities())
+            {
+                if(names.contains(entity.getScreenName()))
+                {
+                    continue;
+                }
+                names.add(entity.getScreenName());
+            }
+        }
+        if(excludeScreenName != null)
+        {
+            names.remove(excludeScreenName);
+        }
+        return names;
+    }
+
+    public static String getUserHomeURL(String screenName)
+    {
+        return String.format("https://twitter.com/%s", screenName);
+    }
+
+    public static String getAclogTimelineURL(String screenName)
+    {
+        return String.format("http://aclog.koba789.com/%s/timeline", screenName);
+    }
+
+    public static String getFavstarRecentURL(String screenName)
+    {
+        return String.format("http://favstar.fm/users/%s/recent", screenName);
+    }
+
+    public static String getTwilogURL(String screenName)
+    {
+        return String.format("http://twilog.org/%s", screenName);
+    }
+
+    /**
+     * Get twitter status permalink
+     *
+     * @param status status
+     * @return url string
+     */
+    public static String getStatusURL(Status status)
+    {
+        return String.format("https://twitter.com/%s/status/%s", getOriginalStatus(status).getUser().getScreenName(), getOriginalStatus(status).getId());
+    }
+
+    /**
+     * Get "@screen_name: text" format text
+     *
+     * @param status status
+     * @return summary string
+     */
+    public static String getStatusSummary(Status status)
+    {
+        return String.format("@%s: %s", status.getUser().getScreenName(), status.getText());
+    }
+
+    /**
+     * Replace urls by entities
+     *
+     * @param text     raw text
+     * @param entities url entities
+     * @param expand   if true, use expanded url
+     * @return replaced text
+     */
+    public static String replaceURLEntities(String text, URLEntity[] entities, boolean expand)
+    {
+        if(TextUtils.isEmpty(text))
+        {
+            return "";
+        }
+        else if(entities == null)
+        {
+            return text;
+        }
+        if(entities.length == 0)
+        {
+            return text;
+        }
+        for(URLEntity entity : entities)
+        {
+            text = text.replace(entity.getURL(), expand ? entity.getExpandedURL() : entity.getDisplayURL());
+        }
+        return text;
+    }
+
+    /**
+     * Return original status text. If status is not retweet, value is same to a given.
+     *
+     * @param status
+     * @return
+     */
+    public static String getOriginalStatusText(Status status)
+    {
+        return status.isRetweet() ? status.getRetweetedStatus().getText() : status.getText();
+    }
+
+    public static Paging getPaging(int count)
+    {
+        return new Paging(1).count(count);
+    }
+
+    public static int getPagingCount(MainActivity activity)
+    {
+        return activity.getUserPreferenceHelper().getValue(R.string.key_setting_timelines, 20);
+    }
+
+    public static Status getOriginalStatus(Status status)
+    {
+        return StatusCache.getInstance().get((status.isRetweet() ? status.getRetweetedStatus() : status).getId());
+    }
+
+    public static String getMessageSummary(DirectMessage message)
+    {
+        return String.format("@%s: %s", message.getSender().getScreenName(), message.getText());
+    }
+
+    // -------------------------- INNER CLASSES --------------------------
+
+    public interface StatusCallback
+    {
+
+        void success(Status status);
+
+        void error();
+    }
+
+    public interface UserCallback
+    {
+
+        void success(User user);
+
+        void error();
+    }
+
+    public interface MessageCallback
+    {
+
+        void success(DirectMessage message);
+
+        void error();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/util/BitmapOptimizer.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/util/BitmapOptimizer.java
new file mode 100644
index 00000000..6971f48e
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/util/BitmapOptimizer.java
@@ -0,0 +1,144 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.util;
+
+import android.app.Activity;
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.graphics.Matrix;
+import android.media.ExifInterface;
+import android.os.Environment;
+import net.lacolaco.smileessence.logging.Logger;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+
+public class BitmapOptimizer
+{
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    public static String rotateImageByExif(Activity activity, String filePath)
+    {
+        filePath = filePath.replace("file://", "");
+        int degree = getRotateDegreeFromExif(filePath);
+        if(degree > 0)
+        {
+            OutputStream out = null;
+            Bitmap bitmap = null;
+            Bitmap rotatedImage = null;
+            try
+            {
+                Matrix mat = new Matrix();
+                mat.postRotate(degree);
+                BitmapFactory.Options opt = new BitmapFactory.Options();
+                opt.inJustDecodeBounds = true;
+                BitmapFactory.decodeFile(filePath, opt);
+                int width = 480;
+                int scale = 1;
+                if(opt.outWidth > width)
+                {
+                    scale = opt.outWidth / width + 2;
+                }
+                opt.inJustDecodeBounds = false;
+                opt.inSampleSize = scale;
+                bitmap = BitmapFactory.decodeFile(filePath, opt);
+                rotatedImage = Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), mat, true);
+                File file = new File(filePath);
+                String outPath = activity.getExternalFilesDir(Environment.DIRECTORY_PICTURES) + "/" + file.getName();
+                Logger.debug(outPath);
+                out = new FileOutputStream(outPath);
+                rotatedImage.compress(Bitmap.CompressFormat.JPEG, 100, out);
+                return outPath;
+            }
+            catch(Exception e)
+            {
+                e.printStackTrace();
+                Logger.error(e);
+            }
+            finally
+            {
+                if(out != null)
+                {
+                    try
+                    {
+                        out.close();
+                    }
+                    catch(IOException e)
+                    {
+                        e.printStackTrace();
+                        Logger.error(e);
+                    }
+                }
+                if(bitmap != null)
+                {
+                    bitmap.recycle();
+                }
+                if(rotatedImage != null)
+                {
+                    rotatedImage.recycle();
+                }
+            }
+        }
+        return filePath;
+    }
+
+    private static int getRotateDegreeFromExif(String filePath)
+    {
+        int degree = 0;
+        try
+        {
+            ExifInterface exifInterface = new ExifInterface(filePath);
+            int orientation = exifInterface.getAttributeInt(ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_UNDEFINED);
+            if(orientation == ExifInterface.ORIENTATION_ROTATE_90)
+            {
+                degree = 90;
+            }
+            else if(orientation == ExifInterface.ORIENTATION_ROTATE_180)
+            {
+                degree = 180;
+            }
+            else if(orientation == ExifInterface.ORIENTATION_ROTATE_270)
+            {
+                degree = 270;
+            }
+            if(degree != 0)
+            {
+                exifInterface.setAttribute(ExifInterface.TAG_ORIENTATION, "0");
+                exifInterface.saveAttributes();
+            }
+        }
+        catch(IOException e)
+        {
+            degree = -1;
+            e.printStackTrace();
+            Logger.error(e);
+        }
+        Logger.debug("Exif degree = " + degree);
+        return degree;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/util/BitmapThumbnailTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/util/BitmapThumbnailTask.java
new file mode 100644
index 00000000..8416651a
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/util/BitmapThumbnailTask.java
@@ -0,0 +1,80 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.util;
+
+import android.app.Activity;
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.media.ThumbnailUtils;
+import android.os.AsyncTask;
+import android.widget.ImageView;
+
+public class BitmapThumbnailTask extends AsyncTask<Void, Void, Bitmap>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final Activity activity;
+    private final String filePath;
+    private final ImageView imageView;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public BitmapThumbnailTask(Activity activity, String filePath, ImageView imageView)
+    {
+        this.activity = activity;
+        this.filePath = filePath;
+        this.imageView = imageView;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(Bitmap bitmap)
+    {
+        if(bitmap != null && imageView != null)
+        {
+            imageView.setImageBitmap(bitmap);
+        }
+    }
+
+    @Override
+    protected Bitmap doInBackground(Void... params)
+    {
+        BitmapFactory.Options opt = new BitmapFactory.Options();
+        opt.inPurgeable = true; // GC可能にする
+        opt.inSampleSize = 2;
+        //        ContentResolver resolver = activity.getContentResolver();
+        //        Cursor cursor = resolver.query(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, null, MediaStore.Images.ImageColumns.DATA + " = ?", new String[]{filePath}, null);
+        //        if(cursor.moveToFirst())
+        //        {
+        //            // サムネイルの取得
+        //            long id = cursor.getLong(cursor.getColumnIndex("_id"));
+        //            return MediaStore.Images.Thumbnails.getThumbnail(resolver, id, MediaStore.Images.Thumbnails.MICRO_KIND, opt);
+        //        }
+        //        return null;
+        return ThumbnailUtils.extractThumbnail(BitmapFactory.decodeFile(filePath), 100, 100, ThumbnailUtils.OPTIONS_RECYCLE_INPUT);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/util/BitmapURLTask.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/util/BitmapURLTask.java
new file mode 100644
index 00000000..b9563c36
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/util/BitmapURLTask.java
@@ -0,0 +1,91 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.util;
+
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.os.AsyncTask;
+import android.widget.ImageView;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URL;
+
+public class BitmapURLTask extends AsyncTask<Void, Void, Bitmap>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final String url;
+    private final ImageView imageView;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public BitmapURLTask(String url, ImageView imageView)
+    {
+        this.url = url;
+        this.imageView = imageView;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void onPostExecute(Bitmap bitmap)
+    {
+        if(imageView != null)
+        {
+            imageView.setImageBitmap(bitmap);
+        }
+    }
+
+    @Override
+    protected Bitmap doInBackground(Void... params)
+    {
+        InputStream inputStream = null;
+        try
+        {
+            inputStream = new URL(url).openStream();
+            BitmapFactory.Options opt = new BitmapFactory.Options();
+            opt.inPurgeable = true; // GC可能にする
+            return BitmapFactory.decodeStream(inputStream, null, opt);
+        }
+        catch(IOException e)
+        {
+            e.printStackTrace();
+            return null;
+        }
+        finally
+        {
+            try
+            {
+                inputStream.close();
+            }
+            catch(IOException e)
+            {
+                e.printStackTrace();
+            }
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/util/IntentUtils.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/util/IntentUtils.java
new file mode 100644
index 00000000..ac4fb4b6
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/util/IntentUtils.java
@@ -0,0 +1,98 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.util;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.content.pm.ResolveInfo;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.notification.NotificationType;
+import net.lacolaco.smileessence.notification.Notificator;
+
+import java.util.List;
+
+public class IntentUtils
+{
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    /**
+     * Start activity if callable apps are found
+     *
+     * @param activity
+     * @param intent
+     * @return
+     */
+    public static boolean startActivityIfFound(Activity activity, Intent intent)
+    {
+        if(canStartActivity(activity, intent))
+        {
+            activity.startActivity(intent);
+            return true;
+        }
+        else
+        {
+            new Notificator(activity, R.string.notice_error_start_activity, NotificationType.ALERT).publish();
+        }
+        return false;
+    }
+
+    /**
+     * Check intent has any callable activity
+     *
+     * @param activity
+     * @param intent
+     * @return
+     */
+    public static boolean canStartActivity(Activity activity, Intent intent)
+    {
+        PackageManager packageManager = activity.getPackageManager();
+        List<ResolveInfo> infos = packageManager.queryIntentActivities(intent, PackageManager.COMPONENT_ENABLED_STATE_DEFAULT);
+        return !infos.isEmpty();
+    }
+
+    /**
+     * Start activity for result if callable apps are found
+     *
+     * @param activity
+     * @param intent
+     * @param requestCode
+     * @return
+     */
+    public static boolean startActivityForResultIfFound(Activity activity, Intent intent, int requestCode)
+    {
+        if(canStartActivity(activity, intent))
+        {
+            activity.startActivityForResult(intent, requestCode);
+            return true;
+        }
+        else
+        {
+            new Notificator(activity, R.string.notice_error_start_activity, NotificationType.ALERT).publish();
+        }
+        return false;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/util/Morse.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/util/Morse.java
new file mode 100644
index 00000000..bbcee557
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/util/Morse.java
@@ -0,0 +1,156 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.util;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class Morse
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private static HashMap<String, String> jaMc;
+    private static HashMap<String, String> mcJa;
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    /**
+     * 与えられた文字列がモールス文を含むかどうかを返す
+     *
+     * @param mc 判定する文字列
+     * @return モールスを含むならtrue, そうでなければfalse
+     */
+    public static boolean isMorse(String mc)
+    {
+        Pattern pattern = Pattern.compile("[－・]+");
+        Matcher matcher = pattern.matcher(mc);
+        ArrayList<String> list = new ArrayList<String>();
+        while(matcher.find())
+        {
+            list.add(matcher.group());
+        }
+        if(list.size() <= 2)
+        {
+            return false;
+        }
+        else
+        {
+            for(String s : list)
+            {
+                if(!s.equals("・・・") && !s.equals("・・") && !s.equals("・"))
+                {
+                    return true;
+                }
+            }
+            return false;
+        }
+    }
+
+    /**
+     * 和文モールスをカタカナ・数字に復元する	 *
+     *
+     * @param str 復元したい文字列
+     * @return 復元部分が置換された文字列
+     */
+    public static String morseToJa(String str)
+    {
+        String[] strArr = toRightMorse(str).split(" ");
+        StringBuilder sb = new StringBuilder();
+        for(String tok : strArr)
+        {
+            sb.append(mcJa.containsKey(tok) ? mcJa.get(tok) : tok);
+        }
+        return sb.toString();
+    }
+
+    /**
+     * ひらがな・カタカナ・数字をモールス文に変換する
+     *
+     * @param str 変換したい文字列
+     * @return 変換部分が置換された文字列
+     */
+    public static String jaToMorse(String str)
+    {
+        StringBuilder sb = new StringBuilder();
+        for(int i = 0; i < str.length(); i++)
+        {
+            String tok = String.valueOf(str.charAt(i));
+            if(jaMc.containsKey(tok))
+            {
+                sb.append(jaMc.get(tok));
+                sb.append(" ");
+            }
+            else
+            {
+                sb.append(tok);
+            }
+        }
+        return sb.toString();
+    }
+
+    private static String toRightMorse(String str)
+    {
+        str = str.replace("‐", "－").replace("　", " ").trim();
+        Pattern pattern = Pattern.compile("[^・－ ][・－]");
+        StringBuilder sb = new StringBuilder(str);
+        Matcher matcher = pattern.matcher(str);
+        while(matcher.find())
+        {
+            int i = matcher.start();
+            sb.insert(i + 1, " ");
+            matcher.reset(sb);
+        }
+        pattern = Pattern.compile("[・－][^・－ ]");
+        matcher = pattern.matcher(sb);
+        while(matcher.find())
+        {
+            int i = matcher.start();
+            sb.insert(i + 1, " ");
+            matcher.reset(sb);
+        }
+        return sb.toString();
+    }
+
+    static
+    {
+        jaMc = new HashMap<String, String>();
+        mcJa = new HashMap<String, String>();
+
+        String[][] ja2 = {{"・－", "イ"}, {"・－・－", "ロ"}, {"－・・・", "ハ"}, {"－・－・", "ニ"}, {"－・・", "ホ"}, {"・", "ヘ"}, {"・・－・・", "ト"}, {"・・－・", "チ"}, {"－－・", "リ"}, {"・・・・", "ヌ"}, {"－・－－・", "ル"}, {"・－－－", "ヲ"}, {"－・－", "ワ"}, {"・－・・", "カ"}, {"－－", "ヨ"}, {"－・", "タ"}, {"－－－", "レ"}, {"－－－・", "ソ"}, {"・－－・", "ツ"}, {"－－・－", "ネ"}, {"・－・", "ナ"}, {"・・・", "ラ"}, {"－", "ム"}, {"・・－", "ウ"}, {"・－・・－", "ヰ"}, {"・・－－", "ノ"}, {"・－・・・", "オ"}, {"・・・－", "ク"}, {"・－－", "ヤ"}, {"－・・－", "マ"}, {"－・－－", "ケ"}, {"－－・・", "フ"}, {"－－－－", "コ"}, {"－・－－－", "エ"}, {"・－・－－", "テ"}, {"－－・－－", "ア"}, {"－・－・－", "サ"}, {"－・－・・", "キ"}, {"－・・－－", "ユ"}, {"－・・・－", "メ"}, {"・・－・－", "ミ"}, {"－－・－・", "シ"}, {"・－－・・", "ヱ"}, {"－－・・－", "ヒ"}, {"－・・－・", "モ"}, {"・－－－・", "セ"}, {"－－－・－", "ス"}, {"・－・－・", "ン"}, {"・・", "゛"}, {"・・－－・", "゜"}, {"・－－・－", "ー"}, {"・－・－・－", "、"}, {"－・－－・－", "（"}, {"・－・・－・", "）"}, {"・－－－－", "1"}, {"・・－－－", "2"}, {"・・・－－", "3"}, {"・・・・－", "4"}, {"・・・・・", "5"}, {"－・・・・", "6"}, {"－－・・・", "7"}, {"－－－・・", "8"}, {"－－－－・", "9"}, {"－－－－－", "0"}, {"", ""}};
+        for(String[] pr : ja2)
+        {
+            mcJa.put(pr[0], pr[1]);
+            jaMc.put(pr[1], pr[0]);
+        }
+
+        String[][] ja1 = {{"い", "・－"}, {"ィ", "・－"}, {"ぃ", "・－"}, {"ろ", "・－・－"}, {"は", "－・・・"}, {"に", "－・－・"}, {"ほ", "－・・"}, {"へ", "・"}, {"と", "・・－・・"}, {"ち", "・・－・"}, {"り", "－－・"}, {"ぬ", "・・・・"}, {"る", "－・－－・"}, {"を", "・－－－"}, {"わ", "－・－"}, {"ヮ", "－・－"}, {"ゎ", "－・－"}, {"か", "・－・・"}, {"ヵ", "・－・・"}, {"よ", "－－"}, {"ョ", "－－"}, {"ょ", "－－"}, {"た", "－・"}, {"れ", "－－－"}, {"そ", "－－－・"}, {"つ", "・－－・"}, {"ッ", "・－－・"}, {"っ", "・－－・"}, {"ね", "－－・－"}, {"な", "・－・"}, {"ら", "・・・"}, {"む", "－"}, {"う", "・・－"}, {"ゥ", "・・－"}, {"ぅ", "・・－"}, {"ゐ", "・－・・－"}, {"の", "・・－－"}, {"お", "・－・・・"}, {"ォ", "・－・・・"}, {"ぉ", "・－・・・"}, {"く", "・・・－"}, {"や", "・－－"}, {"ャ", "・－－"}, {"ゃ", "・－－"}, {"ま", "－・・－"}, {"け", "－・－－"}, {"ヶ", "－・－－"}, {"ふ", "－－・・"}, {"こ", "－－－－"}, {"え", "－・－－－"}, {"ェ", "－・－－－"}, {"ぇ", "－・－－－"}, {"て", "・－・－－"}, {"あ", "－－・－－"}, {"ァ", "－－・－－"}, {"ぁ", "－－・－－"}, {"さ", "－・－・－"}, {"き", "－・－・・"}, {"ゆ", "－・・－－"}, {"ュ", "－・・－－"}, {"ゅ", "－・・－－"}, {"め", "－・・・－"}, {"み", "・・－・－"}, {"し", "－－・－・"}, {"ゑ", "・－－・・"}, {"ひ", "－－・・－"}, {"も", "－・・－・"}, {"せ", "・－－－・"}, {"す", "－－－・－"}, {"ん", "・－・－・"}, {"ガ", "・－・・ ・・"}, {"が", "・－・・ ・・"}, {"ギ", "－・－・・ ・・"}, {"ぎ", "－・－・・ ・・"}, {"グ", "・・・－ ・・"}, {"ぐ", "・・・－ ・・"}, {"ゲ", "－・－－ ・・"}, {"げ", "－・－－ ・・"}, {"ゴ", "－－－－ ・・"}, {"ご", "－－－－ ・・"}, {"ザ", "－・－・－ ・・"}, {"ざ", "－・－・－ ・・"}, {"ジ", "－－・－・ ・・"}, {"じ", "－－・－・ ・・"}, {"ズ", "－－－・－ ・・"}, {"ず", "－－－・－ ・・"}, {"ゼ", "・－－－・ ・・"}, {"ぜ", "・－－－・ ・・"}, {"ゾ", "－－－・ ・・"}, {"ぞ", "－－－・ ・・"}, {"ダ", "－・ ・・"}, {"だ", "－・ ・・"}, {"ヂ", "・・－・ ・・"}, {"ぢ", "・・－・ ・・"}, {"ヅ", "・－－・ ・・"}, {"づ", "・－－・ ・・"}, {"デ", "・－・－－ ・・"}, {"で", "・－・－－ ・・"}, {"ド", "・・－・・ ・・"}, {"ど", "・・－・・ ・・"}, {"バ", "－・・・ ・・"}, {"ば", "－・・・ ・・"}, {"ビ", "－－・・－ ・・"}, {"び", "－－・・－ ・・"}, {"ブ", "－－・・ ・・"}, {"ぶ", "－－・・ ・・"}, {"ベ", "・ ・・"}, {"べ", "・ ・・"}, {"ボ", "－・・ ・・"}, {"ぼ", "－・・ ・・"}, {"パ", "－・・・ ・・－－・"}, {"ぱ", "－・・・ ・・－－・"}, {"ピ", "－－・・－ ・・－－・"}, {"ぴ", "－－・・－ ・・－－・"}, {"プ", "－－・・ ・・－－・"}, {"ぷ", "－－・・ ・・－－・"}, {"ペ", "・ ・・－－・"}, {"ぺ", "・ ・・－－・"}, {"ポ", "－・・ ・・－－・"}, {"ぽ", "－・・ ・・－－・"}, {"ヴ", "・・－ ・・"}};
+        for(String[] to : ja1)
+            jaMc.put(to[0], to[1]);
+    }
+
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/util/NameStyles.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/util/NameStyles.java
new file mode 100644
index 00000000..8506c3cc
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/util/NameStyles.java
@@ -0,0 +1,54 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.util;
+
+public class NameStyles
+{
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    public static String getNameString(int style, String screenName, String name)
+    {
+        switch(style)
+        {
+            case 1:
+            {
+                return String.format("%s / %s", name, screenName);
+            }
+            case 2:
+            {
+                return String.format("%s", screenName);
+            }
+            case 3:
+            {
+                return String.format("%s", name);
+            }
+            default:
+            {
+                return String.format("%s / %s", screenName, name);
+            }
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/util/NetworkHelper.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/util/NetworkHelper.java
new file mode 100644
index 00000000..0836417e
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/util/NetworkHelper.java
@@ -0,0 +1,53 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.util;
+
+import android.content.Context;
+import android.net.ConnectivityManager;
+import android.net.NetworkInfo;
+
+public class NetworkHelper
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final Context context;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public NetworkHelper(Context context)
+    {
+        this.context = context;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public boolean canConnect()
+    {
+        ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
+        NetworkInfo info = cm.getActiveNetworkInfo();
+        return info != null && info.isConnected();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/util/StringUtils.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/util/StringUtils.java
new file mode 100644
index 00000000..dcb15aee
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/util/StringUtils.java
@@ -0,0 +1,63 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.util;
+
+import java.util.Calendar;
+import java.util.Date;
+
+public class StringUtils
+{
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    public static String dateToString(Date date)
+    {
+        Calendar cal = Calendar.getInstance();
+        Calendar calToday = Calendar.getInstance();
+
+        cal.setTime(date);
+
+        int y = cal.get(Calendar.YEAR);
+        int m = cal.get(Calendar.MONTH);
+        int d = cal.get(Calendar.DATE);
+        int h = cal.get(Calendar.HOUR_OF_DAY);
+        int min = cal.get(Calendar.MINUTE);
+        int s = cal.get(Calendar.SECOND);
+
+        StringBuilder builder = new StringBuilder();
+
+        if(cal.get(Calendar.YEAR) != calToday.get(Calendar.YEAR))
+        {
+            builder.append(y).append("/");
+        }
+        if(cal.get(Calendar.DAY_OF_YEAR) != calToday.get(Calendar.DAY_OF_YEAR))
+        {
+            builder.append(String.format("%02d", m + 1)).append("/").append(String.format("%02d", d)).append(" ");
+        }
+        builder.append(String.format("%02d", h)).append(":").append(String.format("%02d", min)).append(":").append(String.format("%02d", s));
+
+        return builder.toString();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/util/Themes.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/util/Themes.java
new file mode 100644
index 00000000..07458b7f
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/util/Themes.java
@@ -0,0 +1,82 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.util;
+
+import android.content.Context;
+import android.content.res.TypedArray;
+import android.graphics.drawable.Drawable;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.logging.Logger;
+
+public class Themes
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    public static final int THEME_DARK = 0;
+    public static final int THEME_LIGHT = 1;
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    public static int getTheme(int index)
+    {
+        switch(index)
+        {
+            case THEME_DARK:
+            {
+                Logger.debug("Theme:Dark");
+                return R.style.theme_dark;
+            }
+            case THEME_LIGHT:
+            {
+                Logger.debug("Theme:Light");
+                return R.style.theme_light;
+            }
+            default:
+            {
+                Logger.debug("Theme:Default");
+                return R.style.theme_dark;
+            }
+        }
+    }
+
+    public static int getStyledColor(Context context, int theme, int attribute, int defaultColor)
+    {
+        int styleResID = theme == THEME_LIGHT ? R.style.theme_light : R.style.theme_dark;
+        TypedArray array = context.obtainStyledAttributes(styleResID, new int[]{attribute});
+        int color = array.getColor(0, defaultColor);
+        array.recycle();
+        return color;
+    }
+
+    public static Drawable getStyledDrawable(Context context, int theme, int attribute)
+    {
+        int styleResID = theme == THEME_LIGHT ? R.style.theme_light : R.style.theme_dark;
+        TypedArray array = context.obtainStyledAttributes(styleResID, new int[]{attribute});
+        Drawable drawable = array.getDrawable(0);
+        array.recycle();
+        return drawable;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/util/UIHandler.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/util/UIHandler.java
new file mode 100644
index 00000000..1688c622
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/util/UIHandler.java
@@ -0,0 +1,79 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.util;
+
+import android.os.Handler;
+import android.os.Looper;
+
+public abstract class UIHandler extends Handler implements Runnable
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public UIHandler()
+    {
+        super(Looper.getMainLooper());
+    }
+
+    public UIHandler(Handler.Callback callback)
+    {
+        super(Looper.getMainLooper(), callback);
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface Runnable ---------------------
+
+    @Override
+    public abstract void run();
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public boolean post()
+    {
+        return post(this);
+    }
+
+    public boolean postAtFrontOfQueue()
+    {
+        return postAtFrontOfQueue(this);
+    }
+
+    public boolean postAtTime(long uptimeMillis)
+    {
+        return postAtTime(this, uptimeMillis);
+    }
+
+    public boolean postAtTime(Object token, long uptimeMillis)
+    {
+        return postAtTime(this, token, uptimeMillis);
+    }
+
+    public boolean postDelayed(long delayMillis)
+    {
+        return postDelayed(this, delayMillis);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/CustomListFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/CustomListFragment.java
new file mode 100644
index 00000000..d4535f2c
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/CustomListFragment.java
@@ -0,0 +1,189 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view;
+
+import android.app.Fragment;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.AbsListView;
+import android.widget.ListAdapter;
+import android.widget.ListView;
+import com.handmark.pulltorefresh.library.PullToRefreshBase;
+import com.handmark.pulltorefresh.library.PullToRefreshListView;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.notification.Notificator;
+import net.lacolaco.smileessence.view.adapter.CustomListAdapter;
+
+public class CustomListFragment extends Fragment implements AbsListView.OnScrollListener,
+        PullToRefreshBase.OnRefreshListener2<ListView>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    public static final String ADAPTER_INDEX = "fragmentIndex";
+    public static final int SCROLL_DURATION = 1500;
+
+    private int fragmentIndex;
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    protected PullToRefreshBase.Mode getRefreshMode()
+    {
+        return PullToRefreshBase.Mode.DISABLED;
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface OnRefreshListener2 ---------------------
+
+    @Override
+    public void onPullDownToRefresh(PullToRefreshBase<ListView> refreshView)
+    {
+
+    }
+
+    @Override
+    public void onPullUpToRefresh(PullToRefreshBase<ListView> refreshView)
+    {
+
+    }
+
+    // --------------------- Interface OnScrollListener ---------------------
+
+    @Override
+    public void onScrollStateChanged(AbsListView absListView, int scrollState)
+    {
+        Bundle args = getArguments();
+        fragmentIndex = args.getInt(ADAPTER_INDEX);
+        CustomListAdapter<?> adapter = getListAdapter(fragmentIndex);
+        adapter.setNotifiable(false);
+
+        if(absListView.getFirstVisiblePosition() == 0 && absListView.getChildAt(0) != null && absListView.getChildAt(0).getTop() == 0)
+        {
+            if(scrollState == SCROLL_STATE_IDLE)
+            {
+                updateListViewWithNotice(absListView, adapter, true);
+            }
+        }
+    }
+
+    @Override
+    public void onScroll(AbsListView absListView, int i, int i2, int i3)
+    {
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public void onCreate(Bundle savedInstanceState)
+    {
+        super.onCreate(savedInstanceState);
+        Bundle args = getArguments();
+        fragmentIndex = args.getInt(ADAPTER_INDEX);
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)
+    {
+        View page = inflater.inflate(R.layout.fragment_list, container, false);
+        Bundle args = getArguments();
+        int fragmentIndex = args.getInt(ADAPTER_INDEX);
+        PullToRefreshListView listView = getListView(page);
+        ListAdapter adapter = getListAdapter(fragmentIndex);
+        listView.setAdapter(adapter);
+        listView.setOnScrollListener(this);
+        listView.setOnRefreshListener(this);
+        listView.setMode(getRefreshMode());
+        return page;
+    }
+
+    @Override
+    public void onSaveInstanceState(Bundle outState)
+    {
+        super.onSaveInstanceState(outState);
+        outState.putInt(ADAPTER_INDEX, fragmentIndex);
+    }
+
+    @Override
+    public void onViewStateRestored(Bundle savedInstanceState)
+    {
+        super.onViewStateRestored(savedInstanceState);
+        if(savedInstanceState != null)
+        {
+            fragmentIndex = savedInstanceState.getInt(ADAPTER_INDEX);
+        }
+    }
+
+    protected CustomListAdapter<?> getListAdapter(int fragmentIndex)
+    {
+        return ((MainActivity) getActivity()).getListAdapter(fragmentIndex);
+    }
+
+    protected PullToRefreshListView getListView(View page)
+    {
+        return (PullToRefreshListView) page.findViewById(R.id.fragment_list_listview);
+    }
+
+    protected void notifyListUpdated(int increments)
+    {
+        Notificator.publish(getActivity(), getString(R.string.notice_timeline_new, increments));
+    }
+
+    protected void updateListViewWithNotice(AbsListView absListView, CustomListAdapter<?> adapter, boolean addedToTop)
+    {
+        int before = adapter.getCount();
+        adapter.notifyDataSetChanged(); // synchronized call (not adapter#updateForce())
+        int after = adapter.getCount();
+        int increments = after - before;
+        if(increments > 0)
+        {
+            adapter.setNotifiable(false);
+            notifyListUpdated(increments);
+            if(addedToTop)
+            {
+                absListView.setSelection(increments + 1);
+                absListView.smoothScrollToPositionFromTop(increments, 0);
+                absListView.setSelection(increments);
+            }
+            else
+            {
+                absListView.smoothScrollToPositionFromTop(before, 0);
+            }
+
+            if(increments == 1)
+            {
+                adapter.setNotifiable(true);
+            }
+        }
+        else
+        {
+            adapter.setNotifiable(true);
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/HistoryFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/HistoryFragment.java
new file mode 100644
index 00000000..64965176
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/HistoryFragment.java
@@ -0,0 +1,58 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view;
+
+import android.widget.ListView;
+import com.handmark.pulltorefresh.library.PullToRefreshBase;
+
+/**
+ * Fragment for notice history
+ */
+public class HistoryFragment extends CustomListFragment
+{
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    protected PullToRefreshBase.Mode getRefreshMode()
+    {
+        return PullToRefreshBase.Mode.DISABLED;
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface OnRefreshListener2 ---------------------
+
+    @Override
+    public void onPullDownToRefresh(PullToRefreshBase<ListView> refreshView)
+    {
+    }
+
+    @Override
+    public void onPullUpToRefresh(PullToRefreshBase<ListView> refreshView)
+    {
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/HomeFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/HomeFragment.java
new file mode 100644
index 00000000..d3cdabc8
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/HomeFragment.java
@@ -0,0 +1,136 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view;
+
+import android.widget.ListView;
+import com.handmark.pulltorefresh.library.PullToRefreshBase;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.twitter.StatusFilter;
+import net.lacolaco.smileessence.twitter.TwitterApi;
+import net.lacolaco.smileessence.twitter.task.HomeTimelineTask;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import net.lacolaco.smileessence.util.UIHandler;
+import net.lacolaco.smileessence.view.adapter.StatusListAdapter;
+import net.lacolaco.smileessence.viewmodel.StatusViewModel;
+import twitter4j.Paging;
+import twitter4j.Twitter;
+
+public class HomeFragment extends CustomListFragment
+{
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    protected PullToRefreshBase.Mode getRefreshMode()
+    {
+        return PullToRefreshBase.Mode.BOTH;
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface OnRefreshListener2 ---------------------
+
+    @Override
+    public void onPullDownToRefresh(final PullToRefreshBase<ListView> refreshView)
+    {
+        final MainActivity activity = (MainActivity) getActivity();
+        if(activity.isStreaming())
+        {
+            new UIHandler()
+            {
+                @Override
+                public void run()
+                {
+                    StatusListAdapter adapter = getListAdapter(activity);
+                    updateListViewWithNotice(refreshView.getRefreshableView(), adapter, true);
+                    refreshView.onRefreshComplete();
+                }
+            }.post();
+            return;
+        }
+        final Account currentAccount = activity.getCurrentAccount();
+        Twitter twitter = TwitterApi.getTwitter(currentAccount);
+        final StatusListAdapter adapter = getListAdapter(activity);
+        Paging paging = TwitterUtils.getPaging(TwitterUtils.getPagingCount(activity));
+        if(adapter.getCount() > 0)
+        {
+            paging.setSinceId(adapter.getTopID());
+        }
+        new HomeTimelineTask(twitter, activity, paging)
+        {
+            @Override
+            protected void onPostExecute(twitter4j.Status[] statuses)
+            {
+                super.onPostExecute(statuses);
+                for(int i = statuses.length - 1; i >= 0; i--)
+                {
+                    twitter4j.Status status = statuses[i];
+                    StatusViewModel viewModel = new StatusViewModel(status, currentAccount);
+                    adapter.addToTop(viewModel);
+                    StatusFilter.filter(activity, viewModel);
+                }
+                updateListViewWithNotice(refreshView.getRefreshableView(), adapter, true);
+                refreshView.onRefreshComplete();
+            }
+        }.execute();
+    }
+
+    @Override
+    public void onPullUpToRefresh(final PullToRefreshBase<ListView> refreshView)
+    {
+        final MainActivity activity = (MainActivity) getActivity();
+        final Account currentAccount = activity.getCurrentAccount();
+        Twitter twitter = TwitterApi.getTwitter(currentAccount);
+        final StatusListAdapter adapter = getListAdapter(activity);
+        Paging paging = TwitterUtils.getPaging(TwitterUtils.getPagingCount(activity));
+        if(adapter.getCount() > 0)
+        {
+            paging.setMaxId(adapter.getLastID() - 1);
+        }
+        new HomeTimelineTask(twitter, activity, paging)
+        {
+            @Override
+            protected void onPostExecute(twitter4j.Status[] statuses)
+            {
+                super.onPostExecute(statuses);
+                for(twitter4j.Status status : statuses)
+                {
+                    StatusViewModel viewModel = new StatusViewModel(status, currentAccount);
+                    adapter.addToBottom(viewModel);
+                    StatusFilter.filter(activity, viewModel);
+                }
+                updateListViewWithNotice(refreshView.getRefreshableView(), adapter, false);
+                refreshView.onRefreshComplete();
+            }
+        }.execute();
+    }
+
+    private StatusListAdapter getListAdapter(MainActivity activity)
+    {
+        return (StatusListAdapter) activity.getListAdapter(MainActivity.ADAPTER_HOME);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/MentionsFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/MentionsFragment.java
new file mode 100644
index 00000000..31a4c006
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/MentionsFragment.java
@@ -0,0 +1,116 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view;
+
+import android.widget.ListView;
+import com.handmark.pulltorefresh.library.PullToRefreshBase;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.twitter.TwitterApi;
+import net.lacolaco.smileessence.twitter.task.MentionsTimelineTask;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import net.lacolaco.smileessence.view.adapter.StatusListAdapter;
+import net.lacolaco.smileessence.viewmodel.StatusViewModel;
+import twitter4j.Paging;
+import twitter4j.Twitter;
+
+public class MentionsFragment extends CustomListFragment
+{
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    protected PullToRefreshBase.Mode getRefreshMode()
+    {
+        return PullToRefreshBase.Mode.BOTH;
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface OnRefreshListener2 ---------------------
+
+    @Override
+    public void onPullDownToRefresh(final PullToRefreshBase<ListView> refreshView)
+    {
+        final MainActivity activity = (MainActivity) getActivity();
+        final Account currentAccount = activity.getCurrentAccount();
+        Twitter twitter = TwitterApi.getTwitter(currentAccount);
+        final StatusListAdapter adapter = getListAdapter(activity);
+        Paging paging = TwitterUtils.getPaging(TwitterUtils.getPagingCount(activity));
+        if(adapter.getCount() > 0)
+        {
+            paging.setSinceId(adapter.getTopID());
+        }
+        new MentionsTimelineTask(twitter, activity, paging)
+        {
+            @Override
+            protected void onPostExecute(twitter4j.Status[] statuses)
+            {
+                super.onPostExecute(statuses);
+                for(int i = statuses.length - 1; i >= 0; i--)
+                {
+                    twitter4j.Status status = statuses[i];
+                    adapter.addToTop(new StatusViewModel(status, currentAccount));
+                }
+                updateListViewWithNotice(refreshView.getRefreshableView(), adapter, true);
+                refreshView.onRefreshComplete();
+            }
+        }.execute();
+    }
+
+    @Override
+    public void onPullUpToRefresh(final PullToRefreshBase<ListView> refreshView)
+    {
+        final MainActivity activity = (MainActivity) getActivity();
+        final Account currentAccount = activity.getCurrentAccount();
+        Twitter twitter = TwitterApi.getTwitter(currentAccount);
+        final StatusListAdapter adapter = getListAdapter(activity);
+        Paging paging = TwitterUtils.getPaging(TwitterUtils.getPagingCount(activity));
+        if(adapter.getCount() > 0)
+        {
+            paging.setMaxId(adapter.getLastID() - 1);
+        }
+        new MentionsTimelineTask(twitter, activity, paging)
+        {
+            @Override
+            protected void onPostExecute(twitter4j.Status[] statuses)
+            {
+                super.onPostExecute(statuses);
+                for(twitter4j.Status status : statuses)
+                {
+                    adapter.addToBottom(new StatusViewModel(status, currentAccount));
+                }
+                updateListViewWithNotice(refreshView.getRefreshableView(), adapter, false);
+                refreshView.onRefreshComplete();
+            }
+        }.execute();
+    }
+
+    private StatusListAdapter getListAdapter(MainActivity activity)
+    {
+        return (StatusListAdapter) activity.getListAdapter(MainActivity.ADAPTER_MENTIONS);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/MessagesFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/MessagesFragment.java
new file mode 100644
index 00000000..430c29a0
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/MessagesFragment.java
@@ -0,0 +1,119 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view;
+
+import android.widget.ListView;
+import com.handmark.pulltorefresh.library.PullToRefreshBase;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.twitter.TwitterApi;
+import net.lacolaco.smileessence.twitter.task.DirectMessagesTask;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import net.lacolaco.smileessence.view.adapter.MessageListAdapter;
+import net.lacolaco.smileessence.viewmodel.MessageViewModel;
+import twitter4j.DirectMessage;
+import twitter4j.Paging;
+import twitter4j.Twitter;
+
+/**
+ * Fragment of messages list
+ */
+public class MessagesFragment extends CustomListFragment
+{
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    protected PullToRefreshBase.Mode getRefreshMode()
+    {
+        return PullToRefreshBase.Mode.BOTH;
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface OnRefreshListener2 ---------------------
+
+    @Override
+    public void onPullDownToRefresh(final PullToRefreshBase<ListView> refreshView)
+    {
+        final MainActivity activity = (MainActivity) getActivity();
+        final Account currentAccount = activity.getCurrentAccount();
+        Twitter twitter = TwitterApi.getTwitter(currentAccount);
+        final MessageListAdapter adapter = getListAdapter(activity);
+        Paging paging = TwitterUtils.getPaging(TwitterUtils.getPagingCount(activity));
+        if(adapter.getCount() > 0)
+        {
+            paging.setSinceId(adapter.getTopID());
+        }
+        new DirectMessagesTask(twitter, activity, paging)
+        {
+            @Override
+            protected void onPostExecute(DirectMessage[] directMessages)
+            {
+                super.onPostExecute(directMessages);
+                for(int i = directMessages.length - 1; i >= 0; i--)
+                {
+                    adapter.addToTop(new MessageViewModel(directMessages[i], currentAccount));
+                }
+                updateListViewWithNotice(refreshView.getRefreshableView(), adapter, true);
+                refreshView.onRefreshComplete();
+            }
+        }.execute();
+    }
+
+    @Override
+    public void onPullUpToRefresh(final PullToRefreshBase<ListView> refreshView)
+    {
+        final MainActivity activity = (MainActivity) getActivity();
+        final Account currentAccount = activity.getCurrentAccount();
+        Twitter twitter = TwitterApi.getTwitter(currentAccount);
+        final MessageListAdapter adapter = getListAdapter(activity);
+        Paging paging = TwitterUtils.getPaging(TwitterUtils.getPagingCount(activity));
+        if(adapter.getCount() > 0)
+        {
+            paging.setMaxId(adapter.getLastID() - 1);
+        }
+        new DirectMessagesTask(twitter, activity, paging)
+        {
+            @Override
+            protected void onPostExecute(DirectMessage[] directMessages)
+            {
+                super.onPostExecute(directMessages);
+                for(DirectMessage directMessage : directMessages)
+                {
+                    adapter.addToBottom(new MessageViewModel(directMessage, currentAccount));
+                }
+                updateListViewWithNotice(refreshView.getRefreshableView(), adapter, false);
+                refreshView.onRefreshComplete();
+            }
+        }.execute();
+    }
+
+    private MessageListAdapter getListAdapter(MainActivity activity)
+    {
+        return (MessageListAdapter) activity.getListAdapter(MainActivity.ADAPTER_MESSAGES);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/PostFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/PostFragment.java
new file mode 100644
index 00000000..f0636fe0
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/PostFragment.java
@@ -0,0 +1,449 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view;
+
+import android.app.Fragment;
+import android.content.Context;
+import android.content.Intent;
+import android.net.Uri;
+import android.os.Bundle;
+import android.text.Editable;
+import android.text.Spannable;
+import android.text.TextUtils;
+import android.text.TextWatcher;
+import android.text.method.ArrowKeyMovementMethod;
+import android.view.*;
+import android.view.inputmethod.InputMethodManager;
+import android.widget.*;
+import com.twitter.Validator;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.preference.UserPreferenceHelper;
+import net.lacolaco.smileessence.twitter.TwitterApi;
+import net.lacolaco.smileessence.twitter.task.TweetTask;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import net.lacolaco.smileessence.util.BitmapThumbnailTask;
+import net.lacolaco.smileessence.util.IntentUtils;
+import net.lacolaco.smileessence.util.UIHandler;
+import net.lacolaco.smileessence.view.adapter.PostState;
+import net.lacolaco.smileessence.view.dialog.DialogHelper;
+import net.lacolaco.smileessence.view.dialog.PostMenuDialogFragment;
+import net.lacolaco.smileessence.view.dialog.SelectImageDialogFragment;
+import net.lacolaco.smileessence.viewmodel.StatusViewModel;
+import twitter4j.Status;
+import twitter4j.StatusUpdate;
+
+import java.io.File;
+
+public class PostFragment extends Fragment implements TextWatcher, View.OnFocusChangeListener, View.OnClickListener,
+        PostState.OnPostStateChangeListener
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private EditText editText;
+    private TextView textViewCount;
+    private Button buttonTweet;
+    private ViewGroup viewGroupReply;
+    private ViewGroup viewGroupMedia;
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface OnClickListener ---------------------
+
+    @Override
+    public void onClick(View v)
+    {
+        switch(v.getId())
+        {
+            case R.id.button_post_delete:
+            {
+                deletePost();
+                break;
+            }
+            case R.id.button_post_media:
+            {
+                setImage();
+                break;
+            }
+            case R.id.button_post_menu:
+            {
+                openPostMenu();
+                break;
+            }
+            case R.id.button_post_tweet:
+            {
+                submitPost();
+                break;
+            }
+            case R.id.button_post_reply_delete:
+            {
+                deleteReply();
+                break;
+            }
+            case R.id.button_post_media_delete:
+            {
+                removeImage();
+                break;
+            }
+            case R.id.image_post_media:
+            {
+                displayImage();
+                break;
+            }
+        }
+    }
+
+    // --------------------- Interface OnFocusChangeListener ---------------------
+
+    @Override
+    public void onFocusChange(View v, boolean hasFocus)
+    {
+        if(hasFocus)
+        {
+            showIME();
+        }
+        else
+        {
+            hideIME();
+        }
+    }
+
+    // --------------------- Interface OnPostStateChangeListener ---------------------
+
+
+    @Override
+    public void onPostStateChange(final PostState postState)
+    {
+        Logger.debug("PostFragment PostStateChange");
+        final MainActivity activity = (MainActivity) getActivity();
+        if(editText != null)
+        {
+            final int start = postState.getSelectionStart();
+            final int end = postState.getSelectionEnd();
+            editText.removeTextChangedListener(this);
+            editText.setTextKeepState(postState.getText());
+            editText.addTextChangedListener(this);
+            updateTextCount(editText.getText());
+            new UIHandler()
+            {
+                @Override
+                public void run()
+                {
+                    editText.setSelection(start, end);
+                }
+            }.postAtFrontOfQueue();
+        }
+        if(viewGroupReply != null)
+        {
+            if(postState.getInReplyToStatusID() >= 0)
+            {
+                viewGroupReply.setVisibility(View.VISIBLE);
+                final Account account = activity.getCurrentAccount();
+                TwitterUtils.tryGetStatus(account, postState.getInReplyToStatusID(), new TwitterUtils.StatusCallback()
+                {
+                    @Override
+                    public void success(Status status)
+                    {
+                        View header = viewGroupReply.findViewById(R.id.layout_post_reply_status);
+                        header = new StatusViewModel(status, account).getView(activity, activity.getLayoutInflater(), header);
+                        header.setBackgroundColor(getResources().getColor(R.color.transparent));
+                        header.setClickable(false);
+                    }
+
+                    @Override
+                    public void error()
+                    {
+                        viewGroupReply.setVisibility(View.GONE);
+                    }
+                });
+                ImageButton imageButtonDeleteReply = (ImageButton) viewGroupReply.findViewById(R.id.button_post_reply_delete);
+                imageButtonDeleteReply.setOnClickListener(this);
+            }
+            else
+            {
+                viewGroupReply.setVisibility(View.GONE);
+            }
+        }
+        if(viewGroupMedia != null)
+        {
+            ImageView imageViewMedia = (ImageView) viewGroupMedia.findViewById(R.id.image_post_media);
+            if(TextUtils.isEmpty(postState.getMediaFilePath()))
+            {
+                viewGroupMedia.setVisibility(View.GONE);
+            }
+            else
+            {
+                viewGroupMedia.setVisibility(View.VISIBLE);
+
+            }
+            new BitmapThumbnailTask(activity, postState.getMediaFilePath(), imageViewMedia).execute();
+        }
+    }
+
+    // --------------------- Interface TextWatcher ---------------------
+
+    @Override
+    public void beforeTextChanged(CharSequence s, int start, int count, int after)
+    {
+    }
+
+    @Override
+    public void onTextChanged(CharSequence s, int start, int before, int count)
+    {
+        updateTextCount(s);
+    }
+
+    public void updateTextCount(CharSequence s)
+    {
+        int remainingCount = 140 - TwitterUtils.getFixedTextLength(s.toString());
+        if(!TextUtils.isEmpty(PostState.getState().getMediaFilePath()))
+        {
+            remainingCount -= new Validator().getShortUrlLength();
+        }
+        textViewCount.setText(String.valueOf(remainingCount));
+        if(remainingCount == 140)
+        {
+            textViewCount.setTextColor(getResources().getColor(R.color.red));
+            buttonTweet.setEnabled(false);
+        }
+        else if(remainingCount < 0)
+        {
+            textViewCount.setTextColor(getResources().getColor(R.color.red));
+            buttonTweet.setEnabled(false);
+        }
+        else
+        {
+            textViewCount.setTextAppearance(getActivity(), android.R.style.TextAppearance_Widget_TextView);
+            buttonTweet.setEnabled(true);
+        }
+        setStateFromView();
+    }
+
+    @Override
+    public void afterTextChanged(Editable s)
+    {
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public void onCreate(Bundle savedInstanceState)
+    {
+        Logger.debug("PostFragment Create");
+        super.onCreate(savedInstanceState);
+        setHasOptionsMenu(true);
+    }
+
+    @Override
+    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater)
+    {
+        super.onCreateOptionsMenu(menu, inflater);
+        menu.removeItem(R.id.actionbar_post);
+        showIME();
+    }
+
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)
+    {
+        Logger.debug("PostFragment CreateView");
+        MainActivity activity = (MainActivity) getActivity();
+        PostState.getState().setListener(this);
+        UserPreferenceHelper preferenceHelper = new UserPreferenceHelper(activity);
+        View v = inflater.inflate(R.layout.fragment_post, null);
+        buttonTweet = getTweetButton(v);
+        buttonTweet.setOnClickListener(this);
+        editText = getEditText(v);
+        textViewCount = getCountTextView(v);
+        int textSize = preferenceHelper.getValue(R.string.key_setting_text_size, 10);
+        editText.addTextChangedListener(this);
+        editText.setOnFocusChangeListener(this);
+        editText.setTextSize(textSize + 4);
+        editText.setMovementMethod(new ArrowKeyMovementMethod()
+        {
+            @Override
+            protected boolean right(TextView widget, Spannable buffer)
+            {
+                //Don't back to Home
+                return widget.getSelectionEnd() == widget.length() || super.right(widget, buffer);
+            }
+        });
+        ImageButton imageButtonDeleteText = (ImageButton) v.findViewById(R.id.button_post_delete);
+        imageButtonDeleteText.setOnClickListener(this);
+        ImageButton imageButtonMedia = (ImageButton) v.findViewById(R.id.button_post_media);
+        imageButtonMedia.setOnClickListener(this);
+        ImageButton imageButtonMenu = (ImageButton) v.findViewById(R.id.button_post_menu);
+        imageButtonMenu.setOnClickListener(this);
+        //Reply view
+        viewGroupReply = getReplyViewGroup(v);
+        ImageButton imageButtonDeleteReply = (ImageButton) viewGroupReply.findViewById(R.id.button_post_reply_delete);
+        imageButtonDeleteReply.setOnClickListener(this);
+        //Media view
+        viewGroupMedia = getMediaViewGroup(v);
+        ImageView imageViewMedia = (ImageView) viewGroupMedia.findViewById(R.id.image_post_media);
+        ImageButton imageButtonDeleteMedia = (ImageButton) viewGroupMedia.findViewById(R.id.button_post_media_delete);
+        imageViewMedia.setOnClickListener(this);
+        imageButtonDeleteMedia.setOnClickListener(this);
+        editText.requestFocus();
+        return v;
+    }
+
+    @Override
+    public void onDestroyView()
+    {
+        Logger.debug("PostFragment DestroyView");
+        super.onDestroyView();
+        setStateFromView();
+        PostState.getState().removeListener();
+    }
+
+    @Override
+    public void onViewStateRestored(Bundle savedInstanceState)
+    {
+        Logger.debug("PostFragment ViewStateRestored");
+        super.onViewStateRestored(savedInstanceState);
+        PostState state = PostState.getState();
+        onPostStateChange(state);
+    }
+
+    private void deletePost()
+    {
+        editText.setText("");
+        PostState.getState().beginTransaction().setText("").setCursor(0).commit();
+        deleteReply();
+    }
+
+    private void deleteReply()
+    {
+        viewGroupReply.setVisibility(View.GONE);
+        PostState.getState().beginTransaction().setInReplyToStatusID(-1).commit();
+    }
+
+    private void displayImage()
+    {
+        Intent intent = new Intent();
+        intent.setAction(Intent.ACTION_VIEW);
+        intent.addCategory(Intent.CATEGORY_DEFAULT);
+        intent.setDataAndType(Uri.fromFile(new File(PostState.getState().getMediaFilePath())), "image/*");
+        IntentUtils.startActivityIfFound(getActivity(), intent);
+    }
+
+    private TextView getCountTextView(View v)
+    {
+        return (TextView) v.findViewById(R.id.post_text_count);
+    }
+
+    private EditText getEditText(View v)
+    {
+        return (EditText) v.findViewById(R.id.post_edit_text);
+    }
+
+    private ViewGroup getMediaViewGroup(View v)
+    {
+        return (ViewGroup) v.findViewById(R.id.post_media_parent);
+    }
+
+    private ViewGroup getReplyViewGroup(View v)
+    {
+        return (ViewGroup) v.findViewById(R.id.post_inreplyto_parent);
+    }
+
+    private Button getTweetButton(View v)
+    {
+        return (Button) v.findViewById(R.id.button_post_tweet);
+    }
+
+    private void hideIME()
+    {
+        InputMethodManager imm = (InputMethodManager) getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
+        imm.hideSoftInputFromWindow(editText.getWindowToken(), 0);
+    }
+
+    private void openPostMenu()
+    {
+        setStateFromView();
+        hideIME();
+        PostMenuDialogFragment menuDialogFragment = new PostMenuDialogFragment();
+        DialogHelper.showDialog(getActivity(), menuDialogFragment, PostMenuDialogFragment.TAG);
+    }
+
+    private void removeImage()
+    {
+        hideIME();
+        viewGroupMedia.setVisibility(View.GONE);
+        ((ImageView) viewGroupMedia.findViewById(R.id.image_post_media)).setImageBitmap(null);
+        PostState.getState().beginTransaction().setMediaFilePath("").commit();
+    }
+
+    private void setImage()
+    {
+        setStateFromView();
+        hideIME();
+        SelectImageDialogFragment selectImageDialogFragment = new SelectImageDialogFragment();
+        DialogHelper.showDialog(getActivity(), selectImageDialogFragment);
+    }
+
+    private void setStateFromView()
+    {
+        PostState state = PostState.getState();
+        state.removeListener();
+        state.beginTransaction()
+             .setText(editText.getText().toString())
+             .setSelection(editText.getSelectionStart(), editText.getSelectionEnd())
+             .commit();
+        state.setListener(this);
+    }
+
+    private void showIME()
+    {
+        if(editText != null)
+        {
+            new UIHandler()
+            {
+                @Override
+                public void run()
+                {
+                    InputMethodManager imm = (InputMethodManager) getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
+                    imm.showSoftInput(editText, 0);
+                }
+            }.postDelayed(100);
+        }
+    }
+
+    private void submitPost()
+    {
+        hideIME();
+        setStateFromView();
+        PostState state = PostState.getState();
+        StatusUpdate statusUpdate = state.toStatusUpdate();
+        MainActivity mainActivity = (MainActivity) getActivity();
+        TweetTask tweetTask = new TweetTask(TwitterApi.getTwitter(mainActivity.getCurrentAccount()), statusUpdate, state.getMediaFilePath(), mainActivity);
+        tweetTask.execute();
+        PostState.newState().beginTransaction().commit();
+        mainActivity.setSelectedPageIndex(MainActivity.ADAPTER_HOME);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/SearchFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/SearchFragment.java
new file mode 100644
index 00000000..ace8fc36
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/SearchFragment.java
@@ -0,0 +1,407 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view;
+
+import android.content.Context;
+import android.os.Bundle;
+import android.text.Spannable;
+import android.text.TextUtils;
+import android.text.method.ArrowKeyMovementMethod;
+import android.view.*;
+import android.view.inputmethod.InputMethodManager;
+import android.widget.EditText;
+import android.widget.ImageButton;
+import android.widget.ListView;
+import android.widget.TextView;
+import com.handmark.pulltorefresh.library.PullToRefreshBase;
+import com.handmark.pulltorefresh.library.PullToRefreshListView;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.command.Command;
+import net.lacolaco.smileessence.command.CommandOpenSearch;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.entity.SearchQuery;
+import net.lacolaco.smileessence.notification.NotificationType;
+import net.lacolaco.smileessence.notification.Notificator;
+import net.lacolaco.smileessence.twitter.StatusFilter;
+import net.lacolaco.smileessence.twitter.TwitterApi;
+import net.lacolaco.smileessence.twitter.task.SearchTask;
+import net.lacolaco.smileessence.util.UIHandler;
+import net.lacolaco.smileessence.view.adapter.SearchListAdapter;
+import net.lacolaco.smileessence.view.dialog.DialogHelper;
+import net.lacolaco.smileessence.view.dialog.SelectSearchQueryDialogFragment;
+import net.lacolaco.smileessence.viewmodel.StatusViewModel;
+import twitter4j.Query;
+import twitter4j.QueryResult;
+import twitter4j.Twitter;
+
+import java.util.List;
+
+public class SearchFragment extends CustomListFragment implements View.OnClickListener, View.OnFocusChangeListener,
+        SearchListAdapter.OnQueryChangeListener
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    public static final String SEARCH_QUERY_DIALOG = "searchQueryDialog";
+    private EditText editText;
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    private int getAdapterIndex()
+    {
+        return getArguments().getInt(ADAPTER_INDEX);
+    }
+
+    private MainActivity getMainActivity()
+    {
+        return (MainActivity) getActivity();
+    }
+
+    @Override
+    protected PullToRefreshBase.Mode getRefreshMode()
+    {
+        return PullToRefreshBase.Mode.BOTH;
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface OnClickListener ---------------------
+
+    @Override
+    public void onClick(View v)
+    {
+        switch(v.getId())
+        {
+            case R.id.button_search_queries:
+            {
+                openSearchQueryDialog(getMainActivity());
+                break;
+            }
+            case R.id.button_search_execute:
+            {
+                search();
+                break;
+            }
+            case R.id.button_search_save:
+            {
+                saveQuery();
+            }
+        }
+    }
+
+    // --------------------- Interface OnFocusChangeListener ---------------------
+
+    @Override
+    public void onFocusChange(View v, boolean hasFocus)
+    {
+        if(!hasFocus)
+        {
+            hideIME();
+        }
+    }
+
+    // --------------------- Interface OnQueryChangeListener ---------------------
+
+    @Override
+    public void onQueryChange(String newQuery)
+    {
+        if(editText != null)
+        {
+            editText.setText(newQuery);
+        }
+    }
+
+    // --------------------- Interface OnRefreshListener2 ---------------------
+
+    @Override
+    public void onPullDownToRefresh(final PullToRefreshBase<ListView> refreshView)
+    {
+        final MainActivity activity = getMainActivity();
+        final Account currentAccount = activity.getCurrentAccount();
+        Twitter twitter = TwitterApi.getTwitter(currentAccount);
+        final SearchListAdapter adapter = getListAdapter(activity);
+        String queryString = adapter.getQuery();
+        if(TextUtils.isEmpty(queryString))
+        {
+            new UIHandler()
+            {
+                @Override
+                public void run()
+                {
+                    notifyTextEmpty(activity);
+                    refreshView.onRefreshComplete();
+                }
+            }.post();
+            return;
+        }
+        final Query query = SearchTask.getBaseQuery(activity, queryString);
+        if(adapter.getCount() > 0)
+        {
+            query.setSinceId(adapter.getTopID());
+        }
+        new SearchTask(twitter, query, activity)
+        {
+            @Override
+            protected void onPostExecute(QueryResult queryResult)
+            {
+                super.onPostExecute(queryResult);
+                if(queryResult != null)
+                {
+                    java.util.List<twitter4j.Status> tweets = queryResult.getTweets();
+                    for(int i = tweets.size() - 1; i >= 0; i--)
+                    {
+                        twitter4j.Status status = tweets.get(i);
+                        if(!status.isRetweet())
+                        {
+                            StatusViewModel viewModel = new StatusViewModel(status, currentAccount);
+                            adapter.addToTop(viewModel);
+                            StatusFilter.filter(activity, viewModel);
+                        }
+                    }
+                    updateListViewWithNotice(refreshView.getRefreshableView(), adapter, true);
+                    adapter.setTopID(queryResult.getMaxId());
+                    refreshView.onRefreshComplete();
+                }
+            }
+        }.execute();
+    }
+
+    @Override
+    public void onPullUpToRefresh(final PullToRefreshBase<ListView> refreshView)
+    {
+        final MainActivity activity = getMainActivity();
+        final Account currentAccount = activity.getCurrentAccount();
+        Twitter twitter = TwitterApi.getTwitter(currentAccount);
+        final SearchListAdapter adapter = getListAdapter(activity);
+        String queryString = adapter.getQuery();
+        if(TextUtils.isEmpty(queryString))
+        {
+            new UIHandler()
+            {
+                @Override
+                public void run()
+                {
+                    notifyTextEmpty(activity);
+                    refreshView.onRefreshComplete();
+                }
+            }.post();
+            return;
+        }
+        final Query query = SearchTask.getBaseQuery(activity, queryString);
+        if(adapter.getCount() > 0)
+        {
+            query.setMaxId(adapter.getLastID() - 1);
+        }
+        new SearchTask(twitter, query, activity)
+        {
+            @Override
+            protected void onPostExecute(QueryResult queryResult)
+            {
+                super.onPostExecute(queryResult);
+                if(queryResult != null)
+                {
+                    List<twitter4j.Status> tweets = queryResult.getTweets();
+                    for(twitter4j.Status status : tweets)
+                    {
+                        if(!status.isRetweet())
+                        {
+                            StatusViewModel viewModel = new StatusViewModel(status, currentAccount);
+                            adapter.addToBottom(viewModel);
+                            StatusFilter.filter(activity, viewModel);
+                        }
+                    }
+                    updateListViewWithNotice(refreshView.getRefreshableView(), adapter, false);
+                    refreshView.onRefreshComplete();
+                }
+            }
+        }.execute();
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected PullToRefreshListView getListView(View page)
+    {
+        return (PullToRefreshListView) page.findViewById(R.id.listview_search);
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState)
+    {
+        super.onCreate(savedInstanceState);
+        setHasOptionsMenu(true);
+    }
+
+    @Override
+    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater)
+    {
+        super.onCreateOptionsMenu(menu, inflater);
+        menu.removeItem(R.id.actionbar_search);
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)
+    {
+        View page = inflater.inflate(R.layout.fragment_search, container, false);
+        int fragmentIndex = getAdapterIndex();
+        PullToRefreshListView listView = getListView(page);
+        SearchListAdapter adapter = (SearchListAdapter) getListAdapter(fragmentIndex);
+        listView.setAdapter(adapter);
+        listView.setOnScrollListener(this);
+        listView.setOnRefreshListener(this);
+        listView.setMode(getRefreshMode());
+        ImageButton buttonQueries = getQueriesButton(page);
+        buttonQueries.setOnClickListener(this);
+        ImageButton buttonExecute = getExecuteButton(page);
+        buttonExecute.setOnClickListener(this);
+        ImageButton buttonSave = getSaveButton(page);
+        buttonSave.setOnClickListener(this);
+        editText = getEditText(page);
+        editText.setOnFocusChangeListener(this);
+        editText.setText(adapter.getQuery());
+        editText.setMovementMethod(new ArrowKeyMovementMethod()
+        {
+            @Override
+            protected boolean right(TextView widget, Spannable buffer)
+            {
+                //Don't move page
+                return widget.getSelectionEnd() == widget.length() || super.right(widget, buffer);
+            }
+
+            @Override
+            protected boolean left(TextView widget, Spannable buffer)
+            {
+                //Don't move page
+                return widget.getSelectionStart() == 0 || super.left(widget, buffer);
+            }
+        });
+        adapter.setOnQueryChangeListener(this);
+        return page;
+    }
+
+    private EditText getEditText(View page)
+    {
+        return (EditText) page.findViewById(R.id.edittext_search);
+    }
+
+    private ImageButton getExecuteButton(View page)
+    {
+        return (ImageButton) page.findViewById(R.id.button_search_execute);
+    }
+
+    private SearchListAdapter getListAdapter(MainActivity activity)
+    {
+        return (SearchListAdapter) activity.getListAdapter(MainActivity.ADAPTER_SEARCH);
+    }
+
+    private ImageButton getQueriesButton(View page)
+    {
+        return (ImageButton) page.findViewById(R.id.button_search_queries);
+    }
+
+    private ImageButton getSaveButton(View page)
+    {
+        return (ImageButton) page.findViewById(R.id.button_search_save);
+    }
+
+    private void hideIME()
+    {
+        InputMethodManager imm = (InputMethodManager) getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
+        imm.hideSoftInputFromWindow(editText.getWindowToken(), 0);
+    }
+
+    private void notifyTextEmpty(MainActivity activity)
+    {
+        Notificator.publish(activity, R.string.notice_search_text_empty);
+    }
+
+    private void openSearchQueryDialog(final MainActivity mainActivity)
+    {
+        if(SearchQuery.getAll().size() == 0)
+        {
+            Notificator.publish(mainActivity, R.string.notice_no_query_exists);
+            return;
+        }
+        DialogHelper.showDialog(mainActivity, new SelectSearchQueryDialogFragment()
+        {
+            @Override
+            protected void deleteQuery(CommandOpenSearch command)
+            {
+                super.deleteQuery(command);
+                if(editText.getText().toString().contentEquals(command.getQuery().query))
+                {
+                    editText.setText("");
+                    mainActivity.setLastSearch("");
+                }
+                else
+                {
+                    mainActivity.setLastSearch(editText.getText().toString());
+                }
+            }
+
+            @Override
+            protected void executeCommand(Command command)
+            {
+                super.executeCommand(command);
+                SearchQuery query = ((CommandOpenSearch) command).getQuery();
+                editText.setText(query.query);
+                hideIME();
+            }
+        }, SEARCH_QUERY_DIALOG);
+    }
+
+    private void saveQuery()
+    {
+        String text = editText.getText().toString();
+        if(TextUtils.isEmpty(text))
+        {
+            Notificator.publish(getMainActivity(), R.string.notice_query_is_empty, NotificationType.ALERT);
+        }
+        else
+        {
+            SearchQuery.saveIfNotFound(text);
+            Notificator.publish(getMainActivity(), R.string.notice_query_saved);
+        }
+    }
+
+    private void search()
+    {
+        if(editText != null)
+        {
+            String text = editText.getText().toString();
+            if(TextUtils.isEmpty(text))
+            {
+                Notificator.publish(getMainActivity(), R.string.notice_query_is_empty, NotificationType.ALERT);
+            }
+            else
+            {
+                getMainActivity().openSearchPage(text);
+                hideIME();
+            }
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/SettingFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/SettingFragment.java
new file mode 100644
index 00000000..ebb1c290
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/SettingFragment.java
@@ -0,0 +1,212 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view;
+
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.os.Bundle;
+import android.preference.EditTextPreference;
+import android.preference.ListPreference;
+import android.preference.Preference;
+import android.preference.PreferenceFragment;
+import android.text.TextUtils;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.LicenseActivity;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.notification.Notificator;
+import net.lacolaco.smileessence.preference.UserPreferenceHelper;
+import net.lacolaco.smileessence.view.dialog.ConfirmDialogFragment;
+import net.lacolaco.smileessence.view.dialog.DialogHelper;
+import net.lacolaco.smileessence.view.dialog.SimpleDialogFragment;
+
+import static android.content.SharedPreferences.OnSharedPreferenceChangeListener;
+
+public class SettingFragment extends PreferenceFragment implements OnSharedPreferenceChangeListener,
+        Preference.OnPreferenceChangeListener, Preference.OnPreferenceClickListener
+{
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface OnPreferenceChangeListener ---------------------
+
+    @Override
+    public boolean onPreferenceChange(Preference preference, Object newValue)
+    {
+        String newValueStr = String.valueOf(newValue);
+        if(preference.getKey().contentEquals(getString(R.string.key_setting_text_size)))
+        {
+            if(TextUtils.isDigitsOnly(newValueStr))
+            {
+                int newTextSize = Integer.parseInt(newValueStr);
+                if(UserPreferenceHelper.TEXT_SIZE_MIN <= newTextSize && newTextSize <= UserPreferenceHelper.TEXT_SIZE_MAX)
+                {
+                    return true;
+                }
+                Notificator.publish(getActivity(), R.string.error_setting_text_size_range);
+            }
+            else
+            {
+                Notificator.publish(getActivity(), R.string.error_setting_text_size_not_number);
+            }
+            return false;
+        }
+        else if(preference.getKey().contentEquals(getString(R.string.key_setting_timelines)))
+        {
+            if(TextUtils.isDigitsOnly(newValueStr))
+            {
+                int newTextSize = Integer.parseInt(newValueStr);
+                if(UserPreferenceHelper.TIMELINES_MIN <= newTextSize && newTextSize <= UserPreferenceHelper.TIMELINES_MAX)
+                {
+                    return true;
+                }
+                Notificator.publish(getActivity(), R.string.error_setting_timelines_range);
+            }
+            else
+            {
+                Notificator.publish(getActivity(), R.string.error_setting_timelines_not_number);
+            }
+            return false;
+        }
+        else if(preference.getKey().contentEquals(getString(R.string.key_setting_theme)))
+        {
+            Notificator.publish(getActivity(), R.string.notice_theme_changed);
+        }
+        return true;
+    }
+
+    // --------------------- Interface OnPreferenceClickListener ---------------------
+
+    @Override
+    public boolean onPreferenceClick(Preference preference)
+    {
+        String key = preference.getKey();
+        if(key.contentEquals(getString(R.string.key_setting_application_information)))
+        {
+            SimpleDialogFragment informationDialog = SimpleDialogFragment.newInstance(
+                    R.layout.dialog_app_info,
+                    getString(R.string.dialog_title_about));
+            DialogHelper.showDialog(getActivity(), informationDialog);
+        }
+        else if(key.contentEquals(getString(R.string.key_setting_clear_account)))
+        {
+            ConfirmDialogFragment.show(getActivity(), getString(R.string.dialog_confirm_clear_account), new Runnable()
+            {
+                @Override
+                public void run()
+                {
+                    Notificator.publish(getActivity(), R.string.notice_cleared_account);
+                    Account.deleteAll();
+                    finishActivity();
+                }
+            }, false);
+        }
+        else if(key.contentEquals(getString(R.string.key_setting_licenses)))
+        {
+            openLicenseActivity();
+        }
+        return true;
+    }
+
+    // --------------------- Interface OnSharedPreferenceChangeListener ---------------------
+
+    @Override
+    public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key)
+    {
+        setSummaryCurrentValue();
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public void onCreate(Bundle savedInstanceState)
+    {
+        super.onCreate(savedInstanceState);
+        addPreferencesFromResource(R.xml.setting);
+        EditTextPreference textSizePreference = (EditTextPreference) findPreference(R.string.key_setting_text_size);
+        textSizePreference.setSummary(textSizePreference.getText());
+        textSizePreference.setOnPreferenceChangeListener(this);
+        ListPreference themePreference = (ListPreference) findPreference(R.string.key_setting_theme);
+        themePreference.setSummary(themePreference.getEntry());
+        themePreference.setOnPreferenceChangeListener(this);
+        ListPreference namestylePreference = (ListPreference) findPreference(R.string.key_setting_namestyle);
+        namestylePreference.setSummary(namestylePreference.getEntry());
+        EditTextPreference timelinesPreference = (EditTextPreference) findPreference(R.string.key_setting_timelines);
+        timelinesPreference.setSummary(String.format(getString(R.string.setting_timelines_summary_format), timelinesPreference.getText()));
+        timelinesPreference.setOnPreferenceChangeListener(this);
+        Preference appInfoPreference = findPreference(R.string.key_setting_application_information);
+        appInfoPreference.setOnPreferenceClickListener(this);
+        Preference clearAccount = findPreference(R.string.key_setting_clear_account);
+        clearAccount.setOnPreferenceClickListener(this);
+        Preference license = findPreference(R.string.key_setting_licenses);
+        license.setOnPreferenceClickListener(this);
+    }
+
+    @Override
+    public void onPause()
+    {
+        super.onPause();
+        SharedPreferences sharedPreferences = getPreferenceScreen().getSharedPreferences();
+        sharedPreferences.unregisterOnSharedPreferenceChangeListener(this);
+    }
+
+    @Override
+    public void onResume()
+    {
+        super.onResume();
+        SharedPreferences sharedPreferences = getPreferenceScreen().getSharedPreferences();
+        sharedPreferences.registerOnSharedPreferenceChangeListener(this);
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public Preference findPreference(int preferenceResID)
+    {
+        return findPreference(getString(preferenceResID));
+    }
+
+    private void finishActivity()
+    {
+        getActivity().finish();
+    }
+
+    private void openLicenseActivity()
+    {
+        Intent intent = new Intent(getActivity(), LicenseActivity.class);
+        getActivity().startActivity(intent);
+    }
+
+    private void setSummaryCurrentValue()
+    {
+        EditTextPreference textSizePreference = (EditTextPreference) findPreference(R.string.key_setting_text_size);
+        textSizePreference.setSummary(textSizePreference.getText());
+        ListPreference themePreference = (ListPreference) findPreference(R.string.key_setting_theme);
+        themePreference.setSummary(themePreference.getEntry());
+        ListPreference namestylePreference = (ListPreference) findPreference(R.string.key_setting_namestyle);
+        namestylePreference.setSummary(namestylePreference.getEntry());
+        EditTextPreference timelinesPreference = (EditTextPreference) findPreference(R.string.key_setting_timelines);
+        timelinesPreference.setSummary(String.format(getString(R.string.setting_timelines_summary_format), timelinesPreference.getText()));
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/TextFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/TextFragment.java
new file mode 100644
index 00000000..f0fec169
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/TextFragment.java
@@ -0,0 +1,59 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view;
+
+import android.app.Fragment;
+import android.os.Bundle;
+import android.text.TextUtils;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+public class TextFragment extends Fragment
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    public static final String ARG_TEXT = "text";
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)
+    {
+        TextView textView = new TextView(getActivity());
+        Bundle args = getArguments();
+        if(args != null)
+        {
+            String text = args.getString(ARG_TEXT);
+            if(!TextUtils.isEmpty(text))
+            {
+                textView.setText(text);
+            }
+        }
+        return textView;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/UserListFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/UserListFragment.java
new file mode 100644
index 00000000..f2aaa823
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/UserListFragment.java
@@ -0,0 +1,242 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view;
+
+import android.content.DialogInterface;
+import android.os.Bundle;
+import android.text.TextUtils;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageButton;
+import android.widget.ListView;
+import android.widget.TextView;
+import com.handmark.pulltorefresh.library.PullToRefreshBase;
+import com.handmark.pulltorefresh.library.PullToRefreshListView;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.notification.Notificator;
+import net.lacolaco.smileessence.twitter.StatusFilter;
+import net.lacolaco.smileessence.twitter.TwitterApi;
+import net.lacolaco.smileessence.twitter.task.UserListStatusesTask;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import net.lacolaco.smileessence.util.UIHandler;
+import net.lacolaco.smileessence.view.dialog.DialogHelper;
+import net.lacolaco.smileessence.view.dialog.SelectUserListDialogFragment;
+import net.lacolaco.smileessence.viewmodel.StatusViewModel;
+import net.lacolaco.smileessence.viewmodel.UserListListAdapter;
+import twitter4j.Paging;
+import twitter4j.Twitter;
+
+public class UserListFragment extends CustomListFragment implements View.OnClickListener
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private TextView textListName;
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    private MainActivity getMainActivity()
+    {
+        return (MainActivity) getActivity();
+    }
+
+    @Override
+    protected PullToRefreshBase.Mode getRefreshMode()
+    {
+        return PullToRefreshBase.Mode.BOTH;
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface OnClickListener ---------------------
+
+    @Override
+    public void onClick(View v)
+    {
+        int id = v.getId();
+        switch(id)
+        {
+            case R.id.button_userlist_lists:
+            {
+                openUserListsDialog(getMainActivity());
+                break;
+            }
+        }
+    }
+
+    // --------------------- Interface OnRefreshListener2 ---------------------
+
+    @Override
+    public void onPullDownToRefresh(final PullToRefreshBase<ListView> refreshView)
+    {
+        final MainActivity activity = getMainActivity();
+        final Account currentAccount = activity.getCurrentAccount();
+        Twitter twitter = TwitterApi.getTwitter(currentAccount);
+        final UserListListAdapter adapter = getListAdapter(activity);
+        String listFullName = adapter.getListFullName();
+        if(TextUtils.isEmpty(listFullName))
+        {
+            new UIHandler()
+            {
+                @Override
+                public void run()
+                {
+                    notifyTextEmpty(activity);
+                    refreshView.onRefreshComplete();
+                }
+            }.post();
+            return;
+        }
+        Paging paging = TwitterUtils.getPaging(TwitterUtils.getPagingCount(activity));
+        if(adapter.getCount() > 0)
+        {
+            paging.setSinceId(adapter.getTopID());
+        }
+        new UserListStatusesTask(twitter, listFullName, activity, paging)
+        {
+            @Override
+            protected void onPostExecute(twitter4j.Status[] statuses)
+            {
+                super.onPostExecute(statuses);
+                for(int i = statuses.length - 1; i >= 0; i--)
+                {
+                    twitter4j.Status status = statuses[i];
+                    StatusViewModel statusViewModel = new StatusViewModel(status, activity.getCurrentAccount());
+                    adapter.addToTop(statusViewModel);
+                    StatusFilter.filter(activity, statusViewModel);
+                }
+                updateListViewWithNotice(refreshView.getRefreshableView(), adapter, true);
+                refreshView.onRefreshComplete();
+            }
+        }.execute();
+    }
+
+    @Override
+    public void onPullUpToRefresh(final PullToRefreshBase<ListView> refreshView)
+    {
+        final MainActivity activity = getMainActivity();
+        final Account currentAccount = activity.getCurrentAccount();
+        Twitter twitter = TwitterApi.getTwitter(currentAccount);
+        final UserListListAdapter adapter = getListAdapter(activity);
+        String listFullName = adapter.getListFullName();
+        if(TextUtils.isEmpty(listFullName))
+        {
+            new UIHandler()
+            {
+                @Override
+                public void run()
+                {
+                    notifyTextEmpty(activity);
+                    refreshView.onRefreshComplete();
+                }
+            }.post();
+            return;
+        }
+        Paging paging = TwitterUtils.getPaging(TwitterUtils.getPagingCount(activity));
+        if(adapter.getCount() > 0)
+        {
+            paging.setMaxId(adapter.getLastID() - 1);
+        }
+        new UserListStatusesTask(twitter, listFullName, activity, paging)
+        {
+            @Override
+            protected void onPostExecute(twitter4j.Status[] statuses)
+            {
+                super.onPostExecute(statuses);
+                for(int i = 0; i < statuses.length; i++)
+                {
+                    twitter4j.Status status = statuses[i];
+                    StatusViewModel statusViewModel = new StatusViewModel(status, activity.getCurrentAccount());
+                    adapter.addToBottom(statusViewModel);
+                    StatusFilter.filter(activity, statusViewModel);
+                }
+                updateListViewWithNotice(refreshView.getRefreshableView(), adapter, false);
+                refreshView.onRefreshComplete();
+            }
+        }.execute();
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected PullToRefreshListView getListView(View page)
+    {
+        return (PullToRefreshListView) page.findViewById(R.id.listview_userlist);
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)
+    {
+        View page = inflater.inflate(R.layout.fragment_userlist, container, false);
+        PullToRefreshListView listView = getListView(page);
+        UserListListAdapter adapter = getListAdapter((MainActivity) getActivity());
+        listView.setAdapter(adapter);
+        listView.setOnScrollListener(this);
+        listView.setOnRefreshListener(this);
+        listView.setMode(getRefreshMode());
+        ImageButton buttonUserLists = getUserListsButton(page);
+        buttonUserLists.setOnClickListener(this);
+        textListName = getTextListName(page);
+        textListName.setText(adapter.getListFullName());
+        return page;
+    }
+
+    private UserListListAdapter getListAdapter(MainActivity activity)
+    {
+        return (UserListListAdapter) getListAdapter(MainActivity.ADAPTER_USERLIST);
+    }
+
+    private TextView getTextListName(View page)
+    {
+        return (TextView) page.findViewById(R.id.textview_userlist_name);
+    }
+
+    private ImageButton getUserListsButton(View page)
+    {
+        return (ImageButton) page.findViewById(R.id.button_userlist_lists);
+    }
+
+    private void notifyTextEmpty(MainActivity activity)
+    {
+        Notificator.publish(activity, R.string.notice_userlist_not_selected);
+    }
+
+    private void openUserListsDialog(final MainActivity mainActivity)
+    {
+        DialogHelper.showDialog(mainActivity, new SelectUserListDialogFragment()
+        {
+            @Override
+            public void onDismiss(DialogInterface dialog)
+            {
+                super.onDismiss(dialog);
+                textListName.setText(getListAdapter(mainActivity).getListFullName());
+            }
+        });
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/adapter/CustomListAdapter.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/adapter/CustomListAdapter.java
new file mode 100644
index 00000000..3e598941
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/adapter/CustomListAdapter.java
@@ -0,0 +1,209 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.adapter;
+
+import android.app.Activity;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.BaseAdapter;
+import com.google.common.collect.Iterables;
+import net.lacolaco.smileessence.util.UIHandler;
+import net.lacolaco.smileessence.viewmodel.IViewModel;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+
+public class CustomListAdapter<T extends IViewModel> extends BaseAdapter
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    protected final Object LOCK = new Object();
+    protected Class<T> clss;
+    protected ArrayList<T> list = new ArrayList<>();
+    protected T[] array;
+    protected int count;
+    protected boolean isNotifiable = true;
+    protected Activity activity;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public CustomListAdapter(Activity activity, Class<T> clss)
+    {
+        this.activity = activity;
+        this.clss = clss;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public Activity getActivity()
+    {
+        return activity;
+    }
+
+    @Override
+    public int getCount()
+    {
+        return count;
+    }
+
+    public boolean isNotifiable()
+    {
+        synchronized(LOCK)
+        {
+            return isNotifiable;
+        }
+    }
+
+    public void setNotifiable(boolean notifiable)
+    {
+        synchronized(LOCK)
+        {
+            isNotifiable = notifiable;
+        }
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface Adapter ---------------------
+
+    @Override
+    public Object getItem(int position)
+    {
+        return array[position];
+    }
+
+    @Override
+    public long getItemId(int position)
+    {
+        return position;
+    }
+
+    @Override
+    public View getView(int position, View convertView, ViewGroup parent)
+    {
+        return ((T) getItem(position)).getView(activity, activity.getLayoutInflater(), convertView);
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public void notifyDataSetChanged()
+    {
+        sort();
+        array = Iterables.toArray(list, clss);
+        count = array.length;
+        super.notifyDataSetChanged();
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public void addToBottom(T... items)
+    {
+        synchronized(LOCK)
+        {
+            List<T> buffer = Arrays.asList(items);
+            for(T item : buffer)
+            {
+                if(list.contains(item))
+                {
+                    list.remove(item);
+                }
+                list.add(item);
+            }
+        }
+    }
+
+    public void addToTop(T... items)
+    {
+        synchronized(LOCK)
+        {
+            List<T> buffer = Arrays.asList(items);
+            Collections.reverse(buffer);
+            for(T item : buffer)
+            {
+                if(list.contains(item))
+                {
+                    list.remove(item);
+                }
+                list.add(0, item);
+            }
+        }
+    }
+
+    public void clear()
+    {
+        synchronized(LOCK)
+        {
+            list.clear();
+        }
+    }
+
+    public T removeItem(int position)
+    {
+        synchronized(LOCK)
+        {
+            return list.remove(position);
+        }
+    }
+
+    public boolean removeItem(T item)
+    {
+        synchronized(LOCK)
+        {
+            return list.remove(item);
+        }
+    }
+
+    public void sort()
+    {
+    }
+
+    public void update()
+    {
+        if(isNotifiable)
+        {
+            updateForce();
+        }
+    }
+
+    public void updateForce()
+    {
+        synchronized(LOCK)
+        {
+            new UIHandler()
+            {
+                @Override
+                public void run()
+                {
+                    notifyDataSetChanged();
+                }
+            }.post();
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/adapter/EventListAdapter.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/adapter/EventListAdapter.java
new file mode 100644
index 00000000..5949d9b5
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/adapter/EventListAdapter.java
@@ -0,0 +1,39 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.adapter;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.viewmodel.EventViewModel;
+
+public class EventListAdapter extends CustomListAdapter<EventViewModel>
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public EventListAdapter(Activity activity)
+    {
+        super(activity, EventViewModel.class);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/adapter/MessageListAdapter.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/adapter/MessageListAdapter.java
new file mode 100644
index 00000000..f88a8cb0
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/adapter/MessageListAdapter.java
@@ -0,0 +1,125 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.adapter;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.viewmodel.MessageViewModel;
+
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.Iterator;
+
+public class MessageListAdapter extends CustomListAdapter<MessageViewModel>
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public MessageListAdapter(Activity activity)
+    {
+        super(activity, MessageViewModel.class);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public long getLastID()
+    {
+        return ((MessageViewModel) getItem(getCount() - 1)).getID();
+    }
+
+    public long getTopID()
+    {
+        return ((MessageViewModel) getItem(0)).getID();
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public void addToBottom(MessageViewModel... items)
+    {
+        for(MessageViewModel item : items)
+        {
+            if(!preAdd(item))
+            {
+                continue;
+            }
+            super.addToBottom(items);
+        }
+    }
+
+    @Override
+    public void addToTop(MessageViewModel... items)
+    {
+        for(MessageViewModel item : items)
+        {
+            if(!preAdd(item))
+            {
+                continue;
+            }
+            super.addToTop(items);
+        }
+    }
+
+    @Override
+    public void sort()
+    {
+        synchronized(LOCK)
+        {
+            Collections.sort(list, new Comparator<MessageViewModel>()
+            {
+                @Override
+                public int compare(MessageViewModel lhs, MessageViewModel rhs)
+                {
+                    return rhs.getCreatedAt().compareTo(lhs.getCreatedAt());
+                }
+            });
+        }
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public MessageViewModel removeByMessageID(long messageID)
+    {
+        synchronized(this.LOCK)
+        {
+            Iterator<MessageViewModel> iterator = this.list.iterator();
+            while(iterator.hasNext())
+            {
+                MessageViewModel message = iterator.next();
+                if(message.getID() == messageID)
+                {
+                    iterator.remove();
+                    return message;
+                }
+            }
+            return null;
+        }
+    }
+
+    private boolean preAdd(MessageViewModel item)
+    {
+        removeByMessageID(item.getID());
+        return true;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/adapter/PageListAdapter.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/adapter/PageListAdapter.java
new file mode 100644
index 00000000..c1966a00
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/adapter/PageListAdapter.java
@@ -0,0 +1,207 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.adapter;
+
+import android.app.ActionBar;
+import android.app.Fragment;
+import android.os.Bundle;
+import android.support.v13.app.FragmentStatePagerAdapter;
+import android.support.v4.view.ViewPager;
+import android.widget.ArrayAdapter;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.logging.Logger;
+
+import java.util.ArrayList;
+
+public class PageListAdapter extends FragmentStatePagerAdapter implements ViewPager.OnPageChangeListener,
+        ActionBar.OnNavigationListener
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final MainActivity context;
+    private final ActionBar actionBar;
+    private final ViewPager viewPager;
+    private final ArrayList<PageInfo> pages = new ArrayList<>();
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public PageListAdapter(MainActivity activity, ViewPager viewPager)
+    {
+        super(activity.getFragmentManager());
+        this.context = activity;
+        this.actionBar = activity.getActionBar();
+        this.viewPager = viewPager;
+        viewPager.setAdapter(this);
+        viewPager.setOnPageChangeListener(this);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    @Override
+    public synchronized int getCount()
+    {
+        return pages.size();
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface OnNavigationListener ---------------------
+
+    @Override
+    public synchronized boolean onNavigationItemSelected(int itemPosition, long itemId)
+    {
+        viewPager.setCurrentItem(itemPosition, true);
+        return true;
+    }
+
+    // --------------------- Interface OnPageChangeListener ---------------------
+
+    @Override
+    public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels)
+    {
+    }
+
+    @Override
+    public synchronized void onPageSelected(int position)
+    {
+        //Synchronize pager and navigation.
+        Logger.debug(String.format("Page selected:%d", position));
+        actionBar.setSelectedNavigationItem(position);
+    }
+
+    @Override
+    public void onPageScrollStateChanged(int state)
+    {
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    /**
+     * Add new tab and new page
+     *
+     * @param name Page name
+     * @param clss Fragment class
+     * @param args Bundle for Fragment instantiate
+     * @return True if adding is complete successfully
+     */
+    public synchronized boolean addPage(String name, Class<? extends Fragment> clss, Bundle args)
+    {
+        if(addPageWithoutNotify(name, clss, args))
+        {
+            refreshListNavigation();
+            return true;
+        }
+        return false;
+    }
+
+    /**
+     * Add new tab and new page without notify.
+     * You must call notifyDataSetChanged after adding tab.
+     *
+     * @param name Page name
+     * @param clss Fragment class
+     * @param args Bundle for Fragment instantiate
+     * @return True if adding is complete successfully
+     */
+    public synchronized boolean addPageWithoutNotify(String name, Class<? extends Fragment> clss, Bundle args)
+    {
+        PageInfo info = new PageInfo(name, clss, args);
+        return pages.add(info);
+    }
+
+    @Override
+    public synchronized Fragment getItem(int position)
+    {
+        PageInfo info = pages.get(position);
+        return Fragment.instantiate(context, info.fragmentClass.getName(), info.args);
+    }
+
+    public synchronized PageInfo getPage(int position)
+    {
+        return pages.get(position);
+    }
+
+    public synchronized void refreshListNavigation()
+    {
+        ArrayList<String> itemList = new ArrayList<>();
+        for(PageInfo page : pages)
+        {
+            itemList.add(page.name);
+        }
+        ArrayAdapter<String> adapter = new ArrayAdapter<>(context, R.layout.navigation_list_item, R.id.navigation_list_item_text, itemList);
+        actionBar.setListNavigationCallbacks(adapter, this);
+        notifyDataSetChanged();
+    }
+
+    public synchronized boolean removePage(int position)
+    {
+        if(removePageWithoutNotify(position))
+        {
+            refreshListNavigation();
+            return true;
+        }
+        return false;
+    }
+
+    private synchronized boolean removePageWithoutNotify(int position)
+    {
+        return pages.remove(position) != null;
+    }
+
+    // -------------------------- INNER CLASSES --------------------------
+
+    public static final class PageInfo
+    {
+
+        private final String name;
+        private final Class<? extends Fragment> fragmentClass;
+        private final Bundle args;
+
+        PageInfo(String name, Class<? extends Fragment> clss, Bundle args)
+        {
+            this.name = name;
+            this.fragmentClass = clss;
+            this.args = args;
+        }
+
+        public String getName()
+        {
+            return name;
+        }
+
+        public Class<? extends Fragment> getFragmentClass()
+        {
+            return fragmentClass;
+        }
+
+        public Bundle getArgs()
+        {
+            return args;
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/adapter/PostState.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/adapter/PostState.java
new file mode 100644
index 00000000..f7e0fa0f
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/adapter/PostState.java
@@ -0,0 +1,232 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.adapter;
+
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.view.dialog.DialogHelper;
+import twitter4j.StatusUpdate;
+
+public class PostState
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private static PostState instance = new PostState();
+    private String text = "";
+    private long inReplyToStatusID = -1L;
+    private String inReplyToScreenName = "";
+    private String inReplyToText = "";
+    private String mediaFilePath = "";
+    private boolean directMessage = false;
+    private OnPostStateChangeListener listener;
+    private int selectionStart = 0;
+    private int selectionEnd = 0;
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    private PostState()
+    {
+    }
+
+    public static PostState getState()
+    {
+        return instance;
+    }
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public static PostState newState()
+    {
+        return instance = new PostState().setListener(instance.listener);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public long getInReplyToStatusID()
+    {
+        return inReplyToStatusID;
+    }
+
+    public String getMediaFilePath()
+    {
+        return mediaFilePath;
+    }
+
+    public int getSelectionEnd()
+    {
+        if(selectionEnd < 0)
+        {
+            return text.length();
+        }
+        return selectionEnd;
+    }
+
+    public int getSelectionStart()
+    {
+        if(selectionStart < 0)
+        {
+            return text.length();
+        }
+        return selectionStart;
+    }
+
+    public String getText()
+    {
+        return text;
+    }
+
+    public PostState setListener(OnPostStateChangeListener listener)
+    {
+        this.listener = listener;
+        return this;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public PostStateTransaction beginTransaction()
+    {
+        return new PostStateTransaction(this);
+    }
+
+    public void removeListener()
+    {
+        this.listener = null;
+    }
+
+    /**
+     * Convert to StatusUpdate for tweet.
+     *
+     * @return StatusUpdate
+     */
+    public StatusUpdate toStatusUpdate()
+    {
+        return new StatusUpdate(getText())
+                .inReplyToStatusId(getInReplyToStatusID());
+    }
+
+    private PostState copy(PostState another)
+    {
+        this.text = another.text;
+        this.inReplyToStatusID = another.inReplyToStatusID;
+        this.inReplyToScreenName = another.inReplyToScreenName;
+        this.inReplyToText = another.inReplyToText;
+        this.mediaFilePath = another.mediaFilePath;
+        this.directMessage = another.directMessage;
+        this.selectionStart = another.selectionStart;
+        this.selectionEnd = another.selectionEnd;
+        this.listener = another.listener;
+        return this;
+    }
+
+    private void postStateChange()
+    {
+        if(listener != null)
+        {
+            listener.onPostStateChange(this);
+        }
+    }
+
+    // -------------------------- INNER CLASSES --------------------------
+
+    public static interface OnPostStateChangeListener
+    {
+
+        void onPostStateChange(PostState postState);
+    }
+
+    public static class PostStateTransaction
+    {
+
+        private PostState state;
+
+        private PostStateTransaction(PostState state)
+        {
+            this.state = new PostState().copy(state);
+        }
+
+        public PostStateTransaction setText(String text)
+        {
+            state.text = text;
+            return this;
+        }
+
+        public PostStateTransaction appendText(String text)
+        {
+            state.text = state.text + text;
+            return this;
+        }
+
+        public PostStateTransaction insertText(int index, String text)
+        {
+            StringBuilder builder = new StringBuilder(state.text);
+            builder.insert(index, text);
+            state.text = builder.toString();
+            return this;
+        }
+
+        public PostStateTransaction setInReplyToStatusID(long inReplyToStatusID)
+        {
+            state.inReplyToStatusID = inReplyToStatusID;
+            return this;
+        }
+
+        public PostStateTransaction setMediaFilePath(String mediaFilePath)
+        {
+            state.mediaFilePath = mediaFilePath;
+            return this;
+        }
+
+        public PostStateTransaction setCursor(int cursor)
+        {
+            state.selectionStart = state.selectionEnd = cursor;
+            return this;
+        }
+
+        public PostStateTransaction setSelection(int start, int end)
+        {
+            state.selectionStart = start;
+            state.selectionEnd = end;
+            return this;
+        }
+
+        public void commit()
+        {
+            PostState.getState().copy(state).postStateChange();
+        }
+
+        public void commitWithOpen(MainActivity activity)
+        {
+            DialogHelper.closeAll(activity);
+            PostState.getState().copy(state).postStateChange();
+            activity.openPostPage();
+        }
+
+        public PostStateTransaction moveCursor(int length)
+        {
+            int cursor = state.selectionEnd + length;
+            return setCursor(cursor);
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/adapter/SearchListAdapter.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/adapter/SearchListAdapter.java
new file mode 100644
index 00000000..178bb7f1
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/adapter/SearchListAdapter.java
@@ -0,0 +1,93 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.adapter;
+
+import android.app.Activity;
+
+public class SearchListAdapter extends StatusListAdapter
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private long topID;
+    private String query;
+    private OnQueryChangeListener listener;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public SearchListAdapter(Activity activity)
+    {
+        super(activity);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public OnQueryChangeListener getListener()
+    {
+        return listener;
+    }
+
+    public String getQuery()
+    {
+        return query;
+    }
+
+    @Override
+    public long getTopID()
+    {
+        return topID;
+    }
+
+    public void setTopID(long topID)
+    {
+        this.topID = topID;
+    }
+
+    public void setOnQueryChangeListener(OnQueryChangeListener listener)
+    {
+        this.listener = listener;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public void initSearch(String query)
+    {
+        this.query = query;
+        topID = 0;
+        if(listener != null)
+        {
+            listener.onQueryChange(query);
+        }
+    }
+
+    // -------------------------- INNER CLASSES --------------------------
+
+    public static interface OnQueryChangeListener
+    {
+
+        void onQueryChange(String newQuery);
+    }
+
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/adapter/StatusListAdapter.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/adapter/StatusListAdapter.java
new file mode 100644
index 00000000..7ab5287f
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/adapter/StatusListAdapter.java
@@ -0,0 +1,132 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.adapter;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.data.UserCache;
+import net.lacolaco.smileessence.viewmodel.StatusViewModel;
+
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.Iterator;
+
+public class StatusListAdapter extends CustomListAdapter<StatusViewModel>
+{
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public StatusListAdapter(Activity activity)
+    {
+        super(activity, StatusViewModel.class);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public long getLastID()
+    {
+        return ((StatusViewModel) getItem(getCount() - 1)).getID();
+    }
+
+    public long getTopID()
+    {
+        return ((StatusViewModel) getItem(0)).getID();
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public void addToBottom(StatusViewModel... items)
+    {
+        for(StatusViewModel item : items)
+        {
+            if(!preAdd(item))
+            {
+                continue;
+            }
+            super.addToBottom(item);
+        }
+    }
+
+    @Override
+    public void addToTop(StatusViewModel... items)
+    {
+        for(StatusViewModel item : items)
+        {
+            if(!preAdd(item))
+            {
+                continue;
+            }
+            super.addToTop(item);
+        }
+    }
+
+    /**
+     * Sort list by Status#createdAt
+     */
+    @Override
+    public void sort()
+    {
+        synchronized(LOCK)
+        {
+            Collections.sort(list, new Comparator<StatusViewModel>()
+            {
+                @Override
+                public int compare(StatusViewModel lhs, StatusViewModel rhs)
+                {
+                    return Long.valueOf(rhs.getID()).compareTo(lhs.getID());
+                }
+            });
+        }
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public void removeByStatusID(long statusID)
+    {
+        synchronized(this.LOCK)
+        {
+            Iterator<StatusViewModel> iterator = this.list.iterator();
+            while(iterator.hasNext())
+            {
+                StatusViewModel statusViewModel = iterator.next();
+                if(statusViewModel.getID() == statusID || statusViewModel.getOriginal().getID() == statusID)
+                {
+                    iterator.remove();
+                }
+            }
+        }
+    }
+
+    private boolean isBlockUser(StatusViewModel item)
+    {
+        return UserCache.getInstance().isInvisibleUserID(item.getOriginalUserID());
+    }
+
+    private boolean preAdd(StatusViewModel item)
+    {
+        removeByStatusID(item.getID());
+        return !isBlockUser(item);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/ChooseTemplateDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/ChooseTemplateDialogFragment.java
new file mode 100644
index 00000000..ceceb6e8
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/ChooseTemplateDialogFragment.java
@@ -0,0 +1,84 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.dialog;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.ListView;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.command.Command;
+import net.lacolaco.smileessence.command.post.PostCommandUseTemplate;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.entity.Template;
+import net.lacolaco.smileessence.view.adapter.CustomListAdapter;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class ChooseTemplateDialogFragment extends MenuDialogFragment
+{
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState)
+    {
+        MainActivity activity = (MainActivity) getActivity();
+        Account account = activity.getCurrentAccount();
+        List<Command> commands = getCommands(activity);
+        View body = activity.getLayoutInflater().inflate(R.layout.dialog_menu_list, null);
+        ListView listView = (ListView) body.findViewById(R.id.listview_dialog_menu_list);
+        CustomListAdapter<Command> adapter = new CustomListAdapter<>(activity, Command.class);
+        listView.setAdapter(adapter);
+        for(Command command : commands)
+        {
+            adapter.addToBottom(command);
+        }
+        adapter.update();
+        listView.setOnItemClickListener(onItemClickListener);
+
+        return new AlertDialog.Builder(activity)
+                .setView(body)
+                .setCancelable(true)
+                .create();
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public List<Command> getCommands(Activity activity)
+    {
+        ArrayList<Command> list = new ArrayList<>();
+        List<Template> templates = Template.getAll();
+        for(Template template : templates)
+        {
+            list.add(new PostCommandUseTemplate(activity, template));
+        }
+        return list;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/ConfirmDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/ConfirmDialogFragment.java
new file mode 100644
index 00000000..822f607f
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/ConfirmDialogFragment.java
@@ -0,0 +1,142 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.dialog;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.app.DialogFragment;
+import android.content.DialogInterface;
+import android.os.Bundle;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.preference.UserPreferenceHelper;
+
+public abstract class ConfirmDialogFragment extends DialogFragment
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    public static final String ARG_TEXT = "text";
+    public static final String TAG = "confirmDialog";
+    private final DialogInterface.OnClickListener listener = new DialogInterface.OnClickListener()
+    {
+        @Override
+        public void onClick(DialogInterface dialog, int which)
+        {
+            onButtonClick(which);
+            dialog.dismiss();
+        }
+    };
+    private int layoutResourceID;
+    private String text;
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    public static void show(Activity activity, String text, final Runnable onYes)
+    {
+        show(activity, text, onYes, null, true);
+    }
+
+    public static void show(Activity activity, String text, final Runnable onYes, boolean ignorable)
+    {
+        show(activity, text, onYes, null, ignorable);
+    }
+
+    public static void show(Activity activity, String text, final Runnable onOK, final Runnable onCancel, boolean ignorable)
+    {
+        boolean confirm = new UserPreferenceHelper(activity).getValue(R.string.key_setting_show_confirm_dialog, true);
+        if(!confirm && ignorable)
+        {
+            onOK.run();
+            return;
+        }
+        final ConfirmDialogFragment fragment = new ConfirmDialogFragment()
+        {
+            @Override
+            public void onButtonClick(int which)
+            {
+                switch(which)
+                {
+                    case DialogInterface.BUTTON_POSITIVE:
+                    {
+                        if(onOK != null)
+                        {
+                            this.dismiss();
+                            onOK.run();
+                        }
+                        break;
+                    }
+                    case DialogInterface.BUTTON_NEGATIVE:
+                    {
+                        if(onCancel != null)
+                        {
+                            this.dismiss();
+                            onCancel.run();
+                        }
+                        break;
+                    }
+                }
+            }
+        };
+        fragment.setText(text);
+        DialogHelper.showDialog(activity, fragment, TAG);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public void setText(String text)
+    {
+        Bundle args = new Bundle();
+        args.putString(ARG_TEXT, text);
+        setArguments(args);
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public void onCreate(Bundle savedInstanceState)
+    {
+        super.onCreate(savedInstanceState);
+        Bundle args = getArguments();
+        if(args != null)
+        {
+            text = args.getString(ARG_TEXT);
+        }
+    }
+
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState)
+    {
+        return new AlertDialog.Builder(getActivity()).setTitle(text)
+                                                     .setCancelable(false)
+                                                     .setPositiveButton(R.string.alert_dialog_ok, listener)
+                                                     .setNegativeButton(R.string.alert_dialog_cancel, listener)
+                                                     .create();
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public abstract void onButtonClick(int which);
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/DialogHelper.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/DialogHelper.java
new file mode 100644
index 00000000..fa87f681
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/DialogHelper.java
@@ -0,0 +1,108 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.dialog;
+
+import android.app.Activity;
+import android.app.DialogFragment;
+import android.app.FragmentTransaction;
+
+import java.util.Stack;
+
+public class DialogHelper
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private static final String TAG_DIALOG = "dialog";
+
+    private static Stack<String> dialogStack = new Stack<>();
+    private final Activity activity;
+    private final DialogFragment dialogFragment;
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    public DialogHelper(Activity activity, DialogFragment dialogFragment)
+    {
+        this.activity = activity;
+        this.dialogFragment = dialogFragment;
+    }
+
+    public static void closeDialog(Activity activity)
+    {
+        close(activity, TAG_DIALOG);
+    }
+
+    /**
+     * Close all stacked dialog
+     */
+    public static void closeAll(Activity activity)
+    {
+        while(dialogStack.size() > 0)
+        {
+            String tag = dialogStack.pop();
+            close(activity, tag);
+        }
+    }
+
+    public static void showDialog(Activity activity, DialogFragment dialogFragment)
+    {
+        showDialog(activity, dialogFragment, TAG_DIALOG);
+    }
+
+    /**
+     * Please expressly closing
+     */
+    public static void showDialog(Activity activity, DialogFragment dialogFragment, String tag)
+    {
+        close(activity, tag);
+        dialogStack.push(tag);
+        dialogFragment.show(activity.getFragmentManager().beginTransaction(), tag);
+    }
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public static void close(Activity activity, String tag)
+    {
+        if(activity != null)
+        {
+            FragmentTransaction transaction = activity.getFragmentManager().beginTransaction();
+            DialogFragment oldDialog = (DialogFragment) activity.getFragmentManager().findFragmentByTag(tag);
+            if(oldDialog != null)
+            {
+                transaction.remove(oldDialog);
+                //            oldDialog.dismiss();
+            }
+            //        transaction.addToBackStack(null);
+            transaction.commit();
+        }
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public void show()
+    {
+        showDialog(activity, dialogFragment);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/DisposeDialog.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/DisposeDialog.java
new file mode 100644
index 00000000..1d9ef1d0
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/DisposeDialog.java
@@ -0,0 +1,56 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.dialog;
+
+import android.app.Dialog;
+import android.content.Context;
+
+/**
+ * Dialog for dispose soon.
+ */
+public final class DisposeDialog extends Dialog
+{
+
+    public DisposeDialog(Context context)
+    {
+        super(context);
+    }
+
+    public DisposeDialog(Context context, int theme)
+    {
+        super(context, theme);
+    }
+
+    protected DisposeDialog(Context context, boolean cancelable, OnCancelListener cancelListener)
+    {
+        super(context, cancelable, cancelListener);
+    }
+
+    @Override
+    public void show()
+    {
+        dismiss();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/EditTextDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/EditTextDialogFragment.java
new file mode 100644
index 00000000..763467ba
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/EditTextDialogFragment.java
@@ -0,0 +1,98 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.dialog;
+
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.app.DialogFragment;
+import android.content.DialogInterface;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.EditText;
+import net.lacolaco.smileessence.R;
+
+public abstract class EditTextDialogFragment extends DialogFragment
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private static String titleKey = "title";
+    private static String textKey = "text";
+    private String title;
+    private String text;
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public void onCreate(Bundle savedInstanceState)
+    {
+        super.onCreate(savedInstanceState);
+        Bundle args = getArguments();
+        text = args.getString(textKey);
+        title = args.getString(titleKey);
+    }
+
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState)
+    {
+        View view = getActivity().getLayoutInflater().inflate(R.layout.part_edittext, null);
+        final EditText editText = (EditText) view.findViewById(R.id.part_editText);
+        editText.setText(text);
+        return new AlertDialog.Builder(getActivity())
+                .setTitle(title)
+                .setView(view)
+                .setPositiveButton(R.string.alert_dialog_ok, new DialogInterface.OnClickListener()
+                {
+                    @Override
+                    public void onClick(DialogInterface dialog, int which)
+                    {
+                        onTextInput(editText.getText().toString());
+                        dialog.dismiss();
+                    }
+                })
+                .setNegativeButton(R.string.alert_dialog_cancel, new DialogInterface.OnClickListener()
+                {
+                    @Override
+                    public void onClick(DialogInterface dialog, int which)
+                    {
+                        dialog.dismiss();
+                    }
+                })
+                .create();
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public abstract void onTextInput(String text);
+
+    public void setParams(String title, String text)
+    {
+        Bundle args = new Bundle();
+        args.putString(titleKey, title);
+        args.putString(textKey, text);
+        setArguments(args);
+    }
+
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/HashtagDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/HashtagDialogFragment.java
new file mode 100644
index 00000000..7a38c855
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/HashtagDialogFragment.java
@@ -0,0 +1,100 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.dialog;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.ListView;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.command.Command;
+import net.lacolaco.smileessence.command.CommandPasteToPost;
+import net.lacolaco.smileessence.command.CommandSaveAsTemplate;
+import net.lacolaco.smileessence.command.CommandSearchOnTwitter;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.view.adapter.CustomListAdapter;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class HashtagDialogFragment extends MenuDialogFragment
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    public static final String KEY_TEXT = "text";
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    private String getHashtagText()
+    {
+        return "#" + (String) getArguments().get(KEY_TEXT);
+    }
+
+    public void setText(String text)
+    {
+        Bundle bundle = new Bundle();
+        bundle.putString(KEY_TEXT, text);
+        setArguments(bundle);
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState)
+    {
+        MainActivity activity = (MainActivity) getActivity();
+        Account account = activity.getCurrentAccount();
+        String text = getHashtagText();
+        List<Command> commands = getCommands(activity, text);
+        Command.filter(commands);
+        View body = activity.getLayoutInflater().inflate(R.layout.dialog_menu_list, null);
+        ListView listView = (ListView) body.findViewById(R.id.listview_dialog_menu_list);
+        CustomListAdapter<Command> adapter = new CustomListAdapter<>(activity, Command.class);
+        listView.setAdapter(adapter);
+        for(Command command : commands)
+        {
+            adapter.addToBottom(command);
+        }
+        adapter.update();
+        listView.setOnItemClickListener(onItemClickListener);
+
+        return new AlertDialog.Builder(activity).setView(body).setTitle(text).setCancelable(true).create();
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public List<Command> getCommands(Activity activity, String text)
+    {
+        ArrayList<Command> commands = new ArrayList<>();
+        commands.add(new CommandSaveAsTemplate(activity, text));
+        commands.add(new CommandPasteToPost(activity, text));
+        commands.add(new CommandSearchOnTwitter(activity, text));
+        return commands;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/MenuDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/MenuDialogFragment.java
new file mode 100644
index 00000000..7282e366
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/MenuDialogFragment.java
@@ -0,0 +1,79 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.dialog;
+
+import android.app.DialogFragment;
+import android.view.View;
+import android.widget.AdapterView;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.command.Command;
+import net.lacolaco.smileessence.command.IConfirmable;
+
+public abstract class MenuDialogFragment extends DialogFragment
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    protected final AdapterView.OnItemClickListener onItemClickListener = new AdapterView.OnItemClickListener()
+    {
+        @Override
+        public void onItemClick(AdapterView<?> adapterView, View view, int i, long l)
+        {
+            MenuDialogFragment.this.onItemClick(adapterView, i);
+        }
+    };
+
+    protected void executeCommand(Command command)
+    {
+        if(command.execute())
+        {
+            dismiss();
+            DialogHelper.closeAll(getActivity());
+        }
+    }
+
+    protected void onItemClick(AdapterView<?> adapterView, int i)
+    {
+        final Command command = (Command) adapterView.getItemAtPosition(i);
+        if(command != null)
+        {
+            if(command instanceof IConfirmable)
+            {
+                ConfirmDialogFragment.show(getActivity(), getString(R.string.dialog_confirm_commands), new Runnable()
+                {
+                    @Override
+                    public void run()
+                    {
+                        executeCommand(command);
+                    }
+                });
+            }
+            else
+            {
+                executeCommand(command);
+            }
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/MessageDetailDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/MessageDetailDialogFragment.java
new file mode 100644
index 00000000..cbb43b71
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/MessageDetailDialogFragment.java
@@ -0,0 +1,283 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.dialog;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.app.DialogFragment;
+import android.graphics.drawable.ColorDrawable;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.ImageButton;
+import android.widget.ListView;
+import com.google.common.collect.Lists;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.command.Command;
+import net.lacolaco.smileessence.command.CommandOpenURL;
+import net.lacolaco.smileessence.data.DirectMessageCache;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.notification.Notificator;
+import net.lacolaco.smileessence.twitter.TwitterApi;
+import net.lacolaco.smileessence.twitter.task.DeleteMessageTask;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import net.lacolaco.smileessence.view.adapter.MessageListAdapter;
+import net.lacolaco.smileessence.viewmodel.MessageViewModel;
+import twitter4j.DirectMessage;
+import twitter4j.MediaEntity;
+import twitter4j.URLEntity;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Comparator;
+
+public class MessageDetailDialogFragment extends DialogFragment implements View.OnClickListener
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private static final String KEY_MESSAGE_ID = "messageID";
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public long getMessageID()
+    {
+        return getArguments().getLong(KEY_MESSAGE_ID);
+    }
+
+    public void setMessageID(long messageID)
+    {
+        Bundle args = new Bundle();
+        args.putLong(KEY_MESSAGE_ID, messageID);
+        setArguments(args);
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface OnClickListener ---------------------
+
+    @Override
+    public void onClick(final View v)
+    {
+        final MainActivity activity = (MainActivity) getActivity();
+        final Account account = activity.getCurrentAccount();
+        TwitterUtils.tryGetMessage(account, getMessageID(), new TwitterUtils.MessageCallback()
+        {
+            @Override
+            public void success(DirectMessage message)
+            {
+                switch(v.getId())
+                {
+                    case R.id.button_status_detail_reply:
+                    {
+                        openSendMessageDialog(message);
+                        break;
+                    }
+                    case R.id.button_status_detail_delete:
+                    {
+                        deleteMessage(account, message);
+                        break;
+                    }
+                    case R.id.button_status_detail_menu:
+                    {
+                        openMenu(activity);
+                        break;
+                    }
+                    default:
+                    {
+                        dismiss();
+                    }
+                }
+            }
+
+            @Override
+            public void error()
+            {
+
+            }
+        });
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState)
+    {
+        MainActivity activity = (MainActivity) getActivity();
+        final Account account = activity.getCurrentAccount();
+
+        DirectMessage selectedMessage = DirectMessageCache.getInstance().get(getMessageID());
+        if(selectedMessage == null)
+        {
+            Notificator.publish(getActivity(), R.string.notice_error_get_messages);
+            return new DisposeDialog(getActivity());
+        }
+        View header = getTitleView(activity, account, selectedMessage);
+        ListView listView = (ListView) header.findViewById(R.id.listview_status_detail_reply_to);
+        final MessageListAdapter adapter = new MessageListAdapter(getActivity());
+        listView.setAdapter(adapter);
+        long replyToMessageId = -1;
+        ArrayList<DirectMessage> allMessages = Lists.newArrayList(DirectMessageCache.getInstance().all());
+        Collections.sort(allMessages, new Comparator<DirectMessage>()
+        {
+            @Override
+            public int compare(DirectMessage lhs, DirectMessage rhs)
+            {
+                return rhs.getCreatedAt().compareTo(lhs.getCreatedAt());
+            }
+        });
+        for(DirectMessage directMessage : allMessages)
+        {
+            if(selectedMessage.getId() == directMessage.getId())
+            {
+                continue;
+            }
+            if(directMessage.getCreatedAt().getTime() > selectedMessage.getCreatedAt().getTime())
+            {
+                continue;
+            }
+            if(directMessage.getSenderId() == selectedMessage.getRecipientId() && directMessage.getRecipientId() == selectedMessage.getSenderId())
+            {
+                replyToMessageId = directMessage.getId();
+                break;
+            }
+        }
+
+        if(replyToMessageId == -1)
+        {
+            listView.setVisibility(View.GONE);
+        }
+        else
+        {
+            TwitterUtils.tryGetMessage(account, replyToMessageId, new TwitterUtils.MessageCallback()
+            {
+                @Override
+                public void success(DirectMessage message)
+                {
+                    adapter.addToTop(new MessageViewModel(message, account));
+                    adapter.updateForce();
+                }
+
+                @Override
+                public void error()
+                {
+
+                }
+            });
+        }
+        return new AlertDialog.Builder(getActivity()).setView(header).create();
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public void deleteMessage(final Account account, final DirectMessage message)
+    {
+        ConfirmDialogFragment.show(getActivity(), getString(R.string.dialog_confirm_commands), new Runnable()
+        {
+            @Override
+            public void run()
+            {
+                new DeleteMessageTask(new TwitterApi(account).getTwitter(), message.getId(), getActivity()).execute();
+                dismiss();
+            }
+        });
+    }
+
+    public void openSendMessageDialog(DirectMessage message)
+    {
+        SendMessageDialogFragment dialogFragment = new SendMessageDialogFragment();
+        dialogFragment.setScreenName(message.getSenderScreenName());
+        DialogHelper.showDialog(getActivity(), dialogFragment);
+    }
+
+    private ArrayList<Command> getCommands(Activity activity, DirectMessage message, Account account)
+    {
+        ArrayList<Command> commands = new ArrayList<>();
+        // URL
+        if(message.getURLEntities() != null)
+        {
+            for(URLEntity urlEntity : message.getURLEntities())
+            {
+                commands.add(new CommandOpenURL(activity, urlEntity.getExpandedURL()));
+            }
+        }
+        for(MediaEntity mediaEntity : getMediaEntities(message))
+        {
+            commands.add(new CommandOpenURL(activity, mediaEntity.getMediaURL()));
+        }
+        return commands;
+    }
+
+    private MediaEntity[] getMediaEntities(DirectMessage message)
+    {
+        if(message.getExtendedMediaEntities().length == 0)
+        {
+            // direct message's media is contained also in url entities.
+            return new MediaEntity[0];
+        }
+        else
+        {
+            return message.getExtendedMediaEntities();
+        }
+    }
+
+    private View getTitleView(MainActivity activity, Account account, DirectMessage message)
+    {
+        View view = activity.getLayoutInflater().inflate(R.layout.dialog_status_detail, null);
+        View messageHeader = view.findViewById(R.id.layout_status_header);
+        MessageViewModel statusViewModel = new MessageViewModel(message, account);
+        messageHeader = statusViewModel.getView(activity, activity.getLayoutInflater(), messageHeader);
+        messageHeader.setClickable(false);
+        int background = ((ColorDrawable) messageHeader.getBackground()).getColor();
+        view.setBackgroundColor(background);
+        ImageButton reply = (ImageButton) view.findViewById(R.id.button_status_detail_reply);
+        reply.setOnClickListener(this);
+        ImageButton delete = (ImageButton) view.findViewById(R.id.button_status_detail_delete);
+        delete.setVisibility(isDeletable(account, message) ? View.VISIBLE : View.GONE);
+        delete.setOnClickListener(this);
+        ImageButton menuButton = (ImageButton) view.findViewById(R.id.button_status_detail_menu);
+        menuButton.setOnClickListener(this);
+        // status only parts
+        view.findViewById(R.id.button_status_detail_retweet).setVisibility(View.GONE);
+        view.findViewById(R.id.button_status_detail_favorite).setVisibility(View.GONE);
+        view.findViewById(R.id.image_status_detail_fav_count).setVisibility(View.GONE);
+        view.findViewById(R.id.image_status_detail_rt_count).setVisibility(View.GONE);
+        return view;
+    }
+
+    private boolean isDeletable(Account account, DirectMessage message)
+    {
+        return message.getSenderId() == account.userID;
+    }
+
+    private void openMenu(MainActivity activity)
+    {
+        MessageMenuDialogFragment fragment = new MessageMenuDialogFragment();
+        fragment.setMessageID(getMessageID());
+        DialogHelper.showDialog(activity, fragment, "messageMenuDialog");
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/MessageMenuDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/MessageMenuDialogFragment.java
new file mode 100644
index 00000000..6e375048
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/MessageMenuDialogFragment.java
@@ -0,0 +1,170 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.dialog;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.ListView;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.command.*;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import net.lacolaco.smileessence.view.adapter.CustomListAdapter;
+import net.lacolaco.smileessence.viewmodel.MessageViewModel;
+import twitter4j.DirectMessage;
+import twitter4j.HashtagEntity;
+import twitter4j.MediaEntity;
+import twitter4j.URLEntity;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class MessageMenuDialogFragment extends MenuDialogFragment
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private static final String KEY_MESSAGE_ID = "messageID";
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public long getMessageID()
+    {
+        return getArguments().getLong(KEY_MESSAGE_ID);
+    }
+
+    public void setMessageID(long messageID)
+    {
+        Bundle args = new Bundle();
+        args.putLong(KEY_MESSAGE_ID, messageID);
+        setArguments(args);
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    protected void executeCommand(Command command)
+    {
+        if(command.execute())
+        {
+            dismiss();
+            DialogHelper.close(getActivity(), MessageViewModel.DETAIL_DIALOG);
+        }
+    }
+
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState)
+    {
+        final MainActivity activity = (MainActivity) getActivity();
+        final Account account = activity.getCurrentAccount();
+
+        View body = activity.getLayoutInflater().inflate(R.layout.dialog_menu_list, null);
+        ListView listView = (ListView) body.findViewById(R.id.listview_dialog_menu_list);
+        final CustomListAdapter<Command> adapter = new CustomListAdapter<>(activity, Command.class);
+        listView.setAdapter(adapter);
+        listView.setOnItemClickListener(onItemClickListener);
+
+        final AlertDialog alertDialog = new AlertDialog.Builder(activity).setView(body).create();
+        TwitterUtils.tryGetMessage(account, getMessageID(), new TwitterUtils.MessageCallback()
+        {
+            @Override
+            public void success(DirectMessage message)
+            {
+                List<Command> commands = getCommands(activity, message, account);
+                Command.filter(commands);
+                for(Command command : commands)
+                {
+                    adapter.addToBottom(command);
+                }
+                adapter.update();
+            }
+
+            @Override
+            public void error()
+            {
+                dismiss();
+            }
+        });
+        return alertDialog;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public void addBottomCommands(Activity activity, DirectMessage message, Account account, ArrayList<Command> commands)
+    {
+        commands.add(new CommandSaveAsTemplate(activity, message.getText()));
+        //User
+        for(String screenName : TwitterUtils.getScreenNames(message, null))
+        {
+            commands.add(new CommandOpenUserDetail(activity, screenName, account));
+        }
+        for(Command command : getHashtagCommands(activity, message))
+        {
+            commands.add(command);
+        }
+        // Media
+        if(message.getURLEntities() != null)
+        {
+            for(URLEntity urlEntity : message.getURLEntities())
+            {
+                commands.add(new CommandOpenURL(activity, urlEntity.getExpandedURL()));
+            }
+        }
+        for(MediaEntity mediaEntity : message.getExtendedMediaEntities().length == 0 ? message.getMediaEntities() : message.getExtendedMediaEntities())
+        {
+            commands.add(new CommandOpenURL(activity, mediaEntity.getMediaURL()));
+        }
+    }
+
+    public boolean addMainCommands(Activity activity, DirectMessage message, Account account, ArrayList<Command> commands)
+    {
+        return commands.addAll(Command.getMessageCommands(activity, message, account));
+    }
+
+    public List<Command> getCommands(Activity activity, DirectMessage message, Account account)
+    {
+        ArrayList<Command> commands = new ArrayList<>();
+        addMainCommands(activity, message, account, commands);
+        addBottomCommands(activity, message, account, commands);
+        return commands;
+    }
+
+    private ArrayList<Command> getHashtagCommands(Activity activity, DirectMessage status)
+    {
+        ArrayList<Command> commands = new ArrayList<>();
+        if(status.getHashtagEntities() != null)
+        {
+            for(HashtagEntity hashtagEntity : status.getHashtagEntities())
+            {
+                commands.add(new CommandOpenHashtagDialog(activity, hashtagEntity));
+            }
+        }
+        return commands;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/PostMenuDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/PostMenuDialogFragment.java
new file mode 100644
index 00000000..a9f134a6
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/PostMenuDialogFragment.java
@@ -0,0 +1,104 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.dialog;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.ListView;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.command.Command;
+import net.lacolaco.smileessence.command.CommandOpenTemplateList;
+import net.lacolaco.smileessence.command.post.PostCommandMakeAnonymous;
+import net.lacolaco.smileessence.command.post.PostCommandMorse;
+import net.lacolaco.smileessence.command.post.PostCommandZekamashi;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.notification.Notificator;
+import net.lacolaco.smileessence.view.adapter.CustomListAdapter;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class PostMenuDialogFragment extends MenuDialogFragment
+{
+
+    public static final String TAG = "postMenu";
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState)
+    {
+        MainActivity activity = (MainActivity) getActivity();
+        Account account = activity.getCurrentAccount();
+        List<Command> commands = getCommands(activity);
+        Command.filter(commands);
+        if(commands.isEmpty())
+        {
+            Notificator.publish(getActivity(), R.string.notice_no_command_exists);
+            return new DisposeDialog(getActivity());
+        }
+        View body = activity.getLayoutInflater().inflate(R.layout.dialog_menu_list, null);
+        ListView listView = (ListView) body.findViewById(R.id.listview_dialog_menu_list);
+        CustomListAdapter<Command> adapter = new CustomListAdapter<>(activity, Command.class);
+        listView.setAdapter(adapter);
+        for(Command command : commands)
+        {
+            adapter.addToBottom(command);
+        }
+        adapter.update();
+        listView.setOnItemClickListener(onItemClickListener);
+
+        return new AlertDialog.Builder(activity)
+                .setView(body)
+                .setCancelable(true)
+                .create();
+    }
+
+    @Override
+    protected void executeCommand(Command command)
+    {
+        if(command.execute())
+        {
+            dismiss();
+            DialogHelper.close(getActivity(), TAG);
+        }
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public List<Command> getCommands(Activity activity)
+    {
+        ArrayList<Command> commands = new ArrayList<>();
+        commands.add(new CommandOpenTemplateList(activity));
+        commands.add(new PostCommandMorse(activity));
+        commands.add(new PostCommandMakeAnonymous(activity));
+        commands.add(new PostCommandZekamashi(activity));
+        return commands;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/QuoteDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/QuoteDialogFragment.java
new file mode 100644
index 00000000..d53a59f1
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/QuoteDialogFragment.java
@@ -0,0 +1,113 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.dialog;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.ListView;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.command.Command;
+import net.lacolaco.smileessence.command.status.StatusCommandTextQuote;
+import net.lacolaco.smileessence.command.status.StatusCommandURLQuote;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import net.lacolaco.smileessence.view.adapter.CustomListAdapter;
+import twitter4j.Status;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class QuoteDialogFragment extends MenuDialogFragment
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    public static final String KEY_STATUS_ID = "statusID";
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    private long getStatusID()
+    {
+        return getArguments().getLong(KEY_STATUS_ID);
+    }
+
+    public void setStatusID(long id)
+    {
+        Bundle bundle = new Bundle();
+        bundle.putLong(KEY_STATUS_ID, id);
+        setArguments(bundle);
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState)
+    {
+        final MainActivity activity = (MainActivity) getActivity();
+
+        View body = activity.getLayoutInflater().inflate(R.layout.dialog_menu_list, null);
+        ListView listView = (ListView) body.findViewById(R.id.listview_dialog_menu_list);
+        final CustomListAdapter<Command> adapter = new CustomListAdapter<>(activity, Command.class);
+        listView.setAdapter(adapter);
+        listView.setOnItemClickListener(onItemClickListener);
+        Account account = activity.getCurrentAccount();
+        long statusID = getStatusID();
+        TwitterUtils.tryGetStatus(account, statusID, new TwitterUtils.StatusCallback()
+        {
+            @Override
+            public void success(Status status)
+            {
+                List<Command> commands = getCommands(activity, status);
+                Command.filter(commands);
+                for(Command command : commands)
+                {
+                    adapter.addToBottom(command);
+                }
+                adapter.update();
+            }
+
+            @Override
+            public void error()
+            {
+                dismiss();
+            }
+        });
+        return new AlertDialog.Builder(activity).setView(body).setCancelable(true).create();
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public List<Command> getCommands(Activity activity, Status status)
+    {
+        ArrayList<Command> commands = new ArrayList<>();
+        commands.add(new StatusCommandTextQuote(activity, status));
+        commands.add(new StatusCommandURLQuote(activity, status));
+        return commands;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/ReviewDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/ReviewDialogFragment.java
new file mode 100644
index 00000000..6adc9124
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/ReviewDialogFragment.java
@@ -0,0 +1,141 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.dialog;
+
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.app.DialogFragment;
+import android.content.Context;
+import android.os.Bundle;
+import android.view.View;
+import android.view.inputmethod.InputMethodManager;
+import android.widget.Button;
+import android.widget.RatingBar;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.data.StatusCache;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import net.lacolaco.smileessence.view.adapter.PostState;
+import twitter4j.Status;
+
+public class ReviewDialogFragment extends DialogFragment implements View.OnClickListener
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private static String statusIDKey = "key";
+    private long statusID;
+    private RatingBar ratingBar;
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public void setStatusID(long statusID)
+    {
+        Bundle args = new Bundle();
+        args.putLong(statusIDKey, statusID);
+        setArguments(args);
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface OnClickListener ---------------------
+
+    @Override
+    public void onClick(View v)
+    {
+        int id = v.getId();
+        switch(id)
+        {
+            case R.id.button_submit:
+            {
+                execute();
+                break;
+            }
+        }
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public void onCreate(Bundle savedInstanceState)
+    {
+        super.onCreate(savedInstanceState);
+        Bundle args = getArguments();
+        statusID = args.getLong(statusIDKey);
+    }
+
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState)
+    {
+        View view = getActivity().getLayoutInflater().inflate(R.layout.dialog_review, null);
+        ratingBar = (RatingBar) view.findViewById(R.id.rating_review);
+        Button button = (Button) view.findViewById(R.id.button_submit);
+        button.setOnClickListener(this);
+        return new AlertDialog.Builder(getActivity())
+                .setView(view)
+                .create();
+    }
+
+    private void hideIME()
+    {
+        InputMethodManager imm = (InputMethodManager) getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
+        imm.hideSoftInputFromWindow(ratingBar.getWindowToken(), 0);
+    }
+
+    private void execute()
+    {
+        hideIME();
+        Status status = StatusCache.getInstance().get(statusID);
+        int star = (int) ratingBar.getRating();
+        StringBuilder builder = new StringBuilder();
+        for(int i = 0; i < 5; i++)
+        {
+            if(i < star)
+            {
+                builder.append("★");
+            }
+            else
+            {
+                builder.append("☆");
+            }
+        }
+        String formatString = getFormatString();
+        String str = String.format(formatString,
+                                   builder.toString(),
+                                   TwitterUtils.getOriginalStatus(status).getUser().getScreenName(),
+                                   TwitterUtils.getStatusURL(status));
+        PostState.newState().beginTransaction()
+                 .setText(str)
+                 .setInReplyToStatusID(statusID)
+                 .setCursor(str.indexOf(":") + 2)
+                 .commitWithOpen((MainActivity) getActivity());
+    }
+
+    private String getFormatString()
+    {
+        return getString(R.string.format_status_review);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/SearchOnGoogleDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/SearchOnGoogleDialogFragment.java
new file mode 100644
index 00000000..c31b5316
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/SearchOnGoogleDialogFragment.java
@@ -0,0 +1,146 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.dialog;
+
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.app.DialogFragment;
+import android.app.SearchManager;
+import android.content.Context;
+import android.content.Intent;
+import android.os.Bundle;
+import android.text.Editable;
+import android.text.TextUtils;
+import android.text.TextWatcher;
+import android.view.View;
+import android.view.inputmethod.InputMethodManager;
+import android.widget.Button;
+import android.widget.EditText;
+import net.lacolaco.smileessence.R;
+
+public class SearchOnGoogleDialogFragment extends DialogFragment implements TextWatcher, View.OnClickListener
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private static String textKey = "key";
+    private String text;
+    private EditText editText;
+    private Button button;
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public void setText(String text)
+    {
+        Bundle args = new Bundle();
+        args.putString(textKey, text);
+        setArguments(args);
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface OnClickListener ---------------------
+
+    @Override
+    public void onClick(View v)
+    {
+        int id = v.getId();
+        switch(id)
+        {
+            case R.id.button_submit:
+            {
+                execute();
+                break;
+            }
+        }
+    }
+
+    // --------------------- Interface TextWatcher ---------------------
+
+    @Override
+    public void beforeTextChanged(CharSequence s, int start, int count, int after)
+    {
+
+    }
+
+    @Override
+    public void onTextChanged(CharSequence s, int start, int before, int count)
+    {
+        if(TextUtils.isEmpty(text))
+        {
+            button.setEnabled(false);
+        }
+        else
+        {
+            button.setEnabled(true);
+        }
+    }
+
+    @Override
+    public void afterTextChanged(Editable s)
+    {
+
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public void onCreate(Bundle savedInstanceState)
+    {
+        super.onCreate(savedInstanceState);
+        Bundle args = getArguments();
+        text = args.getString(textKey);
+    }
+
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState)
+    {
+        View view = getActivity().getLayoutInflater().inflate(R.layout.dialog_search_on_google, null);
+        editText = (EditText) view.findViewById(R.id.edittext_search_on_google);
+        editText.addTextChangedListener(this);
+        button = (Button) view.findViewById(R.id.button_submit);
+        button.setOnClickListener(this);
+        editText.setText(text);
+        return new AlertDialog.Builder(getActivity())
+                .setView(view)
+                .create();
+    }
+
+    private void hideIME()
+    {
+        InputMethodManager imm = (InputMethodManager) getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
+        imm.hideSoftInputFromWindow(editText.getWindowToken(), 0);
+    }
+
+    private void execute()
+    {
+        hideIME();
+        Intent intent = new Intent(Intent.ACTION_WEB_SEARCH);
+        intent.putExtra(SearchManager.QUERY, editText.getText().toString());
+        getActivity().startActivity(intent);
+        DialogHelper.closeAll(getActivity());
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/SelectImageDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/SelectImageDialogFragment.java
new file mode 100644
index 00000000..5b4089b8
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/SelectImageDialogFragment.java
@@ -0,0 +1,143 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.dialog;
+
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.content.ContentValues;
+import android.content.Intent;
+import android.net.Uri;
+import android.os.Bundle;
+import android.provider.MediaStore;
+import android.view.View;
+import android.widget.ListView;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.command.Command;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.util.IntentUtils;
+import net.lacolaco.smileessence.view.adapter.CustomListAdapter;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class SelectImageDialogFragment extends MenuDialogFragment
+{
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState)
+    {
+        MainActivity activity = (MainActivity) getActivity();
+        Account account = activity.getCurrentAccount();
+        List<Command> commands = getCommands(activity);
+        View body = activity.getLayoutInflater().inflate(R.layout.dialog_menu_list, null);
+        ListView listView = (ListView) body.findViewById(R.id.listview_dialog_menu_list);
+        CustomListAdapter<Command> adapter = new CustomListAdapter<>(activity, Command.class);
+        listView.setAdapter(adapter);
+        for(Command command : commands)
+        {
+            adapter.addToBottom(command);
+        }
+        adapter.update();
+        listView.setOnItemClickListener(onItemClickListener);
+
+        return new AlertDialog.Builder(activity).setView(body).setTitle(R.string.dialog_title_select_image).setCancelable(true).create();
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public List<Command> getCommands(final MainActivity activity)
+    {
+        ArrayList<Command> commands = new ArrayList<>();
+        commands.add(new Command(-1, activity)
+        {
+            @Override
+            public boolean execute()
+            {
+                startGallery(activity);
+                return true;
+            }
+
+            @Override
+            public String getText()
+            {
+                return activity.getString(R.string.command_select_image_from_gallery);
+            }
+
+            @Override
+            public boolean isEnabled()
+            {
+                return true;
+            }
+        });
+        commands.add(new Command(-1, activity)
+        {
+            @Override
+            public boolean execute()
+            {
+                startCamera(activity);
+                return true;
+            }
+
+            @Override
+            public String getText()
+            {
+                return activity.getString(R.string.command_select_image_from_camera);
+            }
+
+            @Override
+            public boolean isEnabled()
+            {
+                return true;
+            }
+        });
+        return commands;
+    }
+
+    private void startCamera(MainActivity activity)
+    {
+        ContentValues values = new ContentValues();
+        String filename = System.currentTimeMillis() + ".jpg";
+        values.put(MediaStore.MediaColumns.TITLE, filename);
+        values.put(MediaStore.MediaColumns.MIME_TYPE, "image/jpeg");
+
+        // Uriを取得して覚えておく、Intentにも保存先として渡す
+        Uri tempFilePath = activity.getContentResolver().insert(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, values);
+        activity.setCameraTempFilePath(tempFilePath);
+        Intent intent = new Intent();
+        intent.setAction(MediaStore.ACTION_IMAGE_CAPTURE);
+        intent.putExtra(MediaStore.EXTRA_OUTPUT, tempFilePath);
+        IntentUtils.startActivityForResultIfFound(activity, intent, MainActivity.REQUEST_GET_PICTURE_FROM_CAMERA);
+    }
+
+    private void startGallery(MainActivity activity)
+    {
+        Intent intent = new Intent(Intent.ACTION_PICK);
+        intent.setType("image/*");
+        IntentUtils.startActivityForResultIfFound(activity, intent, MainActivity.REQUEST_GET_PICTURE_FROM_GALLERY);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/SelectSearchQueryDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/SelectSearchQueryDialogFragment.java
new file mode 100644
index 00000000..afd40e43
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/SelectSearchQueryDialogFragment.java
@@ -0,0 +1,115 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.dialog;
+
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.AdapterView;
+import android.widget.ListView;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.command.Command;
+import net.lacolaco.smileessence.command.CommandOpenSearch;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.entity.SearchQuery;
+import net.lacolaco.smileessence.notification.Notificator;
+import net.lacolaco.smileessence.view.adapter.CustomListAdapter;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class SelectSearchQueryDialogFragment extends MenuDialogFragment implements AdapterView.OnItemLongClickListener
+{
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface OnItemLongClickListener ---------------------
+
+    @Override
+    public boolean onItemLongClick(AdapterView<?> parent, View view, int position, long id)
+    {
+        final CommandOpenSearch command = (CommandOpenSearch) parent.getItemAtPosition(position);
+        ConfirmDialogFragment.show(getActivity(), getString(R.string.dialog_confirm_delete_query), new Runnable()
+        {
+            @Override
+            public void run()
+            {
+                deleteQuery(command);
+            }
+        }, false);
+        return true;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState)
+    {
+        MainActivity activity = (MainActivity) getActivity();
+        Account account = activity.getCurrentAccount();
+        List<Command> commands = getCommands(activity);
+        Command.filter(commands);
+        View body = activity.getLayoutInflater().inflate(R.layout.dialog_menu_list, null);
+        ListView listView = (ListView) body.findViewById(R.id.listview_dialog_menu_list);
+        CustomListAdapter<Command> adapter = new CustomListAdapter<>(activity, Command.class);
+        listView.setAdapter(adapter);
+        for(Command command : commands)
+        {
+            adapter.addToBottom(command);
+        }
+        adapter.update();
+        listView.setOnItemClickListener(onItemClickListener);
+        listView.setOnItemLongClickListener(this);
+
+        return new AlertDialog.Builder(activity).setView(body).setTitle(R.string.dialog_title_select_search_query).setCancelable(true).create();
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public List<Command> getCommands(final MainActivity activity)
+    {
+        ArrayList<Command> commands = new ArrayList<>();
+        final List<SearchQuery> queries = SearchQuery.getAll();
+        if(queries != null)
+        {
+            for(final SearchQuery query : queries)
+            {
+                commands.add(new CommandOpenSearch(activity, query));
+            }
+        }
+        return commands;
+    }
+
+    protected void deleteQuery(CommandOpenSearch command)
+    {
+        command.getQuery().delete();
+        Notificator.publish(getActivity(), R.string.notice_search_query_deleted);
+        ((MainActivity) getActivity()).openSearchPage("");
+        dismiss();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/SelectUserListDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/SelectUserListDialogFragment.java
new file mode 100644
index 00000000..9fdcdf16
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/SelectUserListDialogFragment.java
@@ -0,0 +1,84 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.dialog;
+
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.ListView;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.command.Command;
+import net.lacolaco.smileessence.command.CommandOpenUserList;
+import net.lacolaco.smileessence.data.UserListCache;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.view.adapter.CustomListAdapter;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class SelectUserListDialogFragment extends MenuDialogFragment
+{
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState)
+    {
+        MainActivity activity = (MainActivity) getActivity();
+        Account account = activity.getCurrentAccount();
+        List<Command> commands = getCommands(activity);
+        Command.filter(commands);
+        View body = activity.getLayoutInflater().inflate(R.layout.dialog_menu_list, null);
+        ListView listView = (ListView) body.findViewById(R.id.listview_dialog_menu_list);
+        CustomListAdapter<Command> adapter = new CustomListAdapter<>(activity, Command.class);
+        listView.setAdapter(adapter);
+        for(Command command : commands)
+        {
+            adapter.addToBottom(command);
+        }
+        adapter.update();
+        listView.setOnItemClickListener(onItemClickListener);
+
+        return new AlertDialog.Builder(activity).setView(body).setTitle(R.string.dialog_title_select_userlist).setCancelable(true).create();
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public List<Command> getCommands(final MainActivity activity)
+    {
+        ArrayList<Command> commands = new ArrayList<>();
+        final String[] lists = UserListCache.getInstance().getAll();
+        if(lists != null)
+        {
+            for(final String list : lists)
+            {
+                commands.add(new CommandOpenUserList(activity, list));
+            }
+        }
+        return commands;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/SendMessageDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/SendMessageDialogFragment.java
new file mode 100644
index 00000000..d765765d
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/SendMessageDialogFragment.java
@@ -0,0 +1,182 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.dialog;
+
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.app.DialogFragment;
+import android.content.Context;
+import android.os.Bundle;
+import android.text.Editable;
+import android.text.TextUtils;
+import android.text.TextWatcher;
+import android.view.View;
+import android.view.inputmethod.InputMethodManager;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.ImageButton;
+import android.widget.TextView;
+import com.twitter.Validator;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.twitter.TwitterApi;
+import net.lacolaco.smileessence.twitter.task.SendMessageTask;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import net.lacolaco.smileessence.view.adapter.PostState;
+import twitter4j.Twitter;
+
+public class SendMessageDialogFragment extends DialogFragment implements TextWatcher, View.OnClickListener
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private static String screenNameKey = "screenName";
+    private String screenName;
+    private EditText editText;
+    private TextView textViewCount;
+    private Button buttonSend;
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public void setScreenName(String screenName)
+    {
+        Bundle args = new Bundle();
+        args.putString(screenNameKey, screenName);
+        setArguments(args);
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface OnClickListener ---------------------
+
+    @Override
+    public void onClick(View v)
+    {
+        int id = v.getId();
+        switch(id)
+        {
+            case R.id.button_send_message:
+            {
+                sendMessage();
+                break;
+            }
+            case R.id.button_send_message_delete:
+            {
+                deleteMessage();
+            }
+        }
+    }
+
+    // --------------------- Interface TextWatcher ---------------------
+
+    @Override
+    public void beforeTextChanged(CharSequence s, int start, int count, int after)
+    {
+
+    }
+
+    @Override
+    public void onTextChanged(CharSequence s, int start, int before, int count)
+    {
+        int remainingCount = 140 - TwitterUtils.getFixedTextLength(s.toString());
+        if(!TextUtils.isEmpty(PostState.getState().getMediaFilePath()))
+        {
+            remainingCount -= new Validator().getShortUrlLength();
+        }
+        textViewCount.setText(String.valueOf(remainingCount));
+        if(remainingCount == 140)
+        {
+            textViewCount.setTextColor(getResources().getColor(R.color.red));
+            buttonSend.setEnabled(false);
+        }
+        else if(remainingCount < 0)
+        {
+            textViewCount.setTextColor(getResources().getColor(R.color.red));
+            buttonSend.setEnabled(false);
+        }
+        else
+        {
+            textViewCount.setTextAppearance(getActivity(), android.R.style.TextAppearance_Widget_TextView);
+            buttonSend.setEnabled(true);
+        }
+    }
+
+    @Override
+    public void afterTextChanged(Editable s)
+    {
+
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public void onCreate(Bundle savedInstanceState)
+    {
+        super.onCreate(savedInstanceState);
+        Bundle args = getArguments();
+        screenName = args.getString(screenNameKey);
+    }
+
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState)
+    {
+        View view = getActivity().getLayoutInflater().inflate(R.layout.dialog_send_message, null);
+        TextView textViewName = (TextView) view.findViewById(R.id.textview_send_message_name);
+        textViewName.setText("To: @" + screenName);
+        textViewCount = (TextView) view.findViewById(R.id.textview_send_message_count);
+        editText = (EditText) view.findViewById(R.id.edittext_send_message);
+        editText.addTextChangedListener(this);
+        buttonSend = (Button) view.findViewById(R.id.button_send_message);
+        buttonSend.setOnClickListener(this);
+        ImageButton buttonDelete = (ImageButton) view.findViewById(R.id.button_send_message_delete);
+        buttonDelete.setOnClickListener(this);
+        editText.setText("");
+        return new AlertDialog.Builder(getActivity())
+                .setView(view)
+                .create();
+    }
+
+    private void deleteMessage()
+    {
+        editText.setText("");
+    }
+
+    private void hideIME()
+    {
+        InputMethodManager imm = (InputMethodManager) getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
+        imm.hideSoftInputFromWindow(editText.getWindowToken(), 0);
+    }
+
+    private void sendMessage()
+    {
+        MainActivity activity = (MainActivity) getActivity();
+        Twitter twitter = TwitterApi.getTwitter(activity.getCurrentAccount());
+        String text = editText.getText().toString();
+        new SendMessageTask(twitter, screenName, text, activity).execute();
+        hideIME();
+        dismiss();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/SimpleDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/SimpleDialogFragment.java
new file mode 100644
index 00000000..ec10e70c
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/SimpleDialogFragment.java
@@ -0,0 +1,88 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.dialog;
+
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.app.DialogFragment;
+import android.content.DialogInterface;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import net.lacolaco.smileessence.R;
+
+public class SimpleDialogFragment extends DialogFragment
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    public static final String ARG_LAYOUT = "layout";
+    public static final String ARG_TITLE = "title";
+    private int layoutResourceID;
+    private String title;
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    public static SimpleDialogFragment newInstance(int layoutResourceID, String title)
+    {
+        SimpleDialogFragment fragment = new SimpleDialogFragment();
+        Bundle args = new Bundle();
+        args.putInt(ARG_LAYOUT, layoutResourceID);
+        args.putString(ARG_TITLE, title);
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public void onCreate(Bundle savedInstanceState)
+    {
+        super.onCreate(savedInstanceState);
+        Bundle args = getArguments();
+        layoutResourceID = args.getInt(ARG_LAYOUT);
+        title = args.getString(ARG_TITLE);
+    }
+
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState)
+    {
+        LayoutInflater inflater = getActivity().getLayoutInflater();
+        View contentView = inflater.inflate(layoutResourceID, null);
+
+        return new AlertDialog.Builder(getActivity())
+                .setTitle(title)
+                .setView(contentView)
+                .setPositiveButton(R.string.alert_dialog_ok, new DialogInterface.OnClickListener()
+                {
+                    @Override
+                    public void onClick(DialogInterface dialog, int which)
+                    {
+                        dialog.dismiss();
+                    }
+                })
+                .create();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/StatusDetailDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/StatusDetailDialogFragment.java
new file mode 100644
index 00000000..8c74edce
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/StatusDetailDialogFragment.java
@@ -0,0 +1,392 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.dialog;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.app.DialogFragment;
+import android.graphics.drawable.ColorDrawable;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.*;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.command.Command;
+import net.lacolaco.smileessence.command.CommandOpenURL;
+import net.lacolaco.smileessence.command.status.StatusCommandReplyToAll;
+import net.lacolaco.smileessence.data.StatusCache;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.twitter.TweetBuilder;
+import net.lacolaco.smileessence.twitter.TwitterApi;
+import net.lacolaco.smileessence.twitter.task.DeleteStatusTask;
+import net.lacolaco.smileessence.twitter.task.FavoriteTask;
+import net.lacolaco.smileessence.twitter.task.RetweetTask;
+import net.lacolaco.smileessence.twitter.task.UnfavoriteTask;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import net.lacolaco.smileessence.view.adapter.PostState;
+import net.lacolaco.smileessence.view.adapter.StatusListAdapter;
+import net.lacolaco.smileessence.view.listener.ListItemClickListener;
+import net.lacolaco.smileessence.viewmodel.StatusViewModel;
+import twitter4j.MediaEntity;
+import twitter4j.Status;
+import twitter4j.URLEntity;
+import twitter4j.User;
+
+import java.util.ArrayList;
+
+public class StatusDetailDialogFragment extends DialogFragment implements View.OnClickListener
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private static final String KEY_STATUS_ID = "statusID";
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public long getStatusID()
+    {
+        return getArguments().getLong(KEY_STATUS_ID);
+    }
+
+    public void setStatusID(long statusID)
+    {
+        Bundle args = new Bundle();
+        args.putLong(KEY_STATUS_ID, statusID);
+        setArguments(args);
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface OnClickListener ---------------------
+
+    @Override
+    public void onClick(final View v)
+    {
+        final MainActivity activity = (MainActivity) getActivity();
+        final Account account = activity.getCurrentAccount();
+        TwitterUtils.tryGetStatus(account, getStatusID(), new TwitterUtils.StatusCallback()
+        {
+            @Override
+            public void success(Status status)
+            {
+                switch(v.getId())
+                {
+                    case R.id.button_status_detail_reply:
+                    {
+                        replyToStatus(activity, status);
+                        break;
+                    }
+                    case R.id.button_status_detail_retweet:
+                    {
+                        final Long retweetID = (Long) v.getTag();
+                        toggleRetweet(activity, account, status, retweetID);
+                        break;
+                    }
+                    case R.id.button_status_detail_favorite:
+                    {
+                        Boolean isFavorited = (Boolean) v.getTag();
+                        toggleFavorite(activity, account, status, isFavorited);
+                        break;
+                    }
+                    case R.id.button_status_detail_delete:
+                    {
+                        deleteStatus(activity, account, status);
+                        break;
+                    }
+                    case R.id.button_status_detail_menu:
+                    {
+                        openMenu(activity);
+                        break;
+                    }
+                    default:
+                    {
+                        dismiss();
+                    }
+                }
+            }
+
+            @Override
+            public void error()
+            {
+
+            }
+        });
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState)
+    {
+        final MainActivity activity = (MainActivity) getActivity();
+        final Account account = activity.getCurrentAccount();
+
+        Status status = StatusCache.getInstance().get(getStatusID());
+        View header = getTitleView(activity, account, status);
+        ListView listView = (ListView) header.findViewById(R.id.listview_status_detail_reply_to);
+        final StatusListAdapter adapter = new StatusListAdapter(getActivity());
+        listView.setAdapter(adapter);
+        long inReplyToStatusId = TwitterUtils.getOriginalStatus(status).getInReplyToStatusId();
+        if(inReplyToStatusId == -1)
+        {
+            listView.setVisibility(View.GONE);
+        }
+        else
+        {
+            TwitterUtils.tryGetStatus(account, inReplyToStatusId, new TwitterUtils.StatusCallback()
+            {
+                @Override
+                public void success(Status status)
+                {
+                    adapter.addToTop(new StatusViewModel(status, account));
+                    adapter.updateForce();
+                }
+
+                @Override
+                public void error()
+                {
+
+                }
+            });
+        }
+        return new AlertDialog.Builder(getActivity()).setView(header).create();
+    }
+
+    private void confirm(MainActivity activity, Runnable onYes)
+    {
+        ConfirmDialogFragment.show(activity, getString(R.string.dialog_confirm_commands), onYes);
+    }
+
+    private void deleteStatus(final MainActivity activity, final Account account, final Status status)
+    {
+        confirm(activity, new Runnable()
+        {
+            @Override
+            public void run()
+            {
+                new DeleteStatusTask(TwitterApi.getTwitter(account), TwitterUtils.getOriginalStatus(status).getId(), activity).execute();
+                dismiss();
+            }
+        });
+    }
+
+    private View getTitleView(MainActivity activity, Account account, Status status)
+    {
+        View view = activity.getLayoutInflater().inflate(R.layout.dialog_status_detail, null);
+        View statusHeader = view.findViewById(R.id.layout_status_header);
+        StatusViewModel statusViewModel = new StatusViewModel(status, account);
+        statusHeader = statusViewModel.getView(activity, activity.getLayoutInflater(), statusHeader);
+        statusHeader.setClickable(false);
+        int background = ((ColorDrawable) statusHeader.getBackground()).getColor();
+        view.setBackgroundColor(background);
+        ImageView favCountIcon = (ImageView) view.findViewById(R.id.image_status_detail_fav_count);
+        ImageView rtCountIcon = (ImageView) view.findViewById(R.id.image_status_detail_rt_count);
+        TextView favCountText = (TextView) view.findViewById(R.id.textview_status_detail_fav_count);
+        TextView rtCountText = (TextView) view.findViewById(R.id.textview_status_detail_rt_count);
+        int favoriteCount = TwitterUtils.getOriginalStatus(status).getFavoriteCount();
+        if(favoriteCount == 0)
+        {
+            favCountIcon.setVisibility(View.GONE);
+            favCountText.setVisibility(View.GONE);
+        }
+        else
+        {
+            favCountText.setText(Integer.toString(favoriteCount));
+        }
+        int retweetCount = TwitterUtils.getOriginalStatus(status).getRetweetCount();
+        if(retweetCount == 0)
+        {
+            rtCountIcon.setVisibility(View.GONE);
+            rtCountText.setVisibility(View.GONE);
+        }
+        else
+        {
+            rtCountText.setText(Integer.toString(retweetCount));
+        }
+        ImageButton menu = (ImageButton) view.findViewById(R.id.button_status_detail_menu);
+        ImageButton message = (ImageButton) view.findViewById(R.id.button_status_detail_reply);
+        ImageButton retweet = (ImageButton) view.findViewById(R.id.button_status_detail_retweet);
+        ImageButton favorite = (ImageButton) view.findViewById(R.id.button_status_detail_favorite);
+        ImageButton delete = (ImageButton) view.findViewById(R.id.button_status_detail_delete);
+        menu.setOnClickListener(this);
+        message.setOnClickListener(this);
+        retweet.setOnClickListener(this);
+        favorite.setOnClickListener(this);
+        delete.setOnClickListener(this);
+        if(isNotRetweetable(account, status))
+        {
+            retweet.setVisibility(View.GONE);
+        }
+        else if(isRetweetDeletable(account, status))
+        {
+            retweet.setImageDrawable(getResources().getDrawable(R.drawable.icon_retweet_on));
+            retweet.setTag(status.getId());
+        }
+        else
+        {
+            retweet.setTag(-1L);
+        }
+        favorite.setTag(statusViewModel.isFavorited());
+        if(statusViewModel.isFavorited())
+        {
+            favorite.setImageDrawable(getResources().getDrawable(R.drawable.icon_favorite_on));
+        }
+        boolean deletable = isDeletable(account, status);
+        delete.setVisibility(deletable ? View.VISIBLE : View.GONE);
+        LinearLayout commandsLayout = (LinearLayout) view.findViewById(R.id.linearlayout_status_detail_menu);
+        commandsLayout.setClickable(true);
+        ArrayList<Command> commands = getCommands(activity, status, account);
+        Command.filter(commands);
+        for(final Command command : commands)
+        {
+            View commandView = command.getView(activity, activity.getLayoutInflater(), null);
+            commandView.setBackgroundColor(getResources().getColor(R.color.transparent));
+            commandView.setOnClickListener(new ListItemClickListener(activity, new Runnable()
+            {
+                @Override
+                public void run()
+                {
+                    command.execute();
+                    dismiss();
+                }
+            }));
+            commandsLayout.addView(commandView);
+        }
+        return view;
+    }
+
+
+    private MediaEntity[] getMediaEntities(Status status)
+    {
+        if(status.getExtendedMediaEntities().length == 0)
+        {
+            return status.getMediaEntities();
+        }
+        else
+        {
+            return status.getExtendedMediaEntities();
+        }
+    }
+
+    private ArrayList<Command> getCommands(Activity activity, Status status, Account account)
+    {
+        ArrayList<Command> commands = new ArrayList<>();
+        // URL
+        if(status.getURLEntities() != null)
+        {
+            for(URLEntity urlEntity : status.getURLEntities())
+            {
+                commands.add(new CommandOpenURL(activity, urlEntity.getExpandedURL()));
+            }
+        }
+        for(MediaEntity mediaEntity : getMediaEntities(status))
+        {
+            commands.add(new CommandOpenURL(activity, mediaEntity.getMediaURL()));
+        }
+        // ReplyToAll
+        commands.add(new StatusCommandReplyToAll(activity, status, account));
+        return commands;
+    }
+
+    private boolean isDeletable(Account account, Status status)
+    {
+        boolean deletable;
+        if(!status.isRetweet())
+        {
+            deletable = status.getUser().getId() == account.userID;
+        }
+        else
+        {
+            deletable = status.getRetweetedStatus().getUser().getId() == account.userID;
+        }
+        return deletable;
+    }
+
+    private boolean isNotRetweetable(Account account, Status status)
+    {
+        User user = TwitterUtils.getOriginalStatus(status).getUser();
+        return user.isProtected() || user.getId() == account.userID;
+    }
+
+    private boolean isRetweetDeletable(Account account, Status status)
+    {
+        return status.isRetweet() && status.getUser().getId() == account.userID;
+    }
+
+    private void openMenu(MainActivity activity)
+    {
+        StatusMenuDialogFragment fragment = new StatusMenuDialogFragment();
+        fragment.setStatusID(getStatusID());
+        DialogHelper.showDialog(activity, fragment, "statusMenuDialog");
+    }
+
+    private void replyToStatus(MainActivity activity, Status status)
+    {
+        Status originalStatus = TwitterUtils.getOriginalStatus(status);
+        TweetBuilder builder = new TweetBuilder().addScreenName(originalStatus.getUser().getScreenName());
+        String text = builder.buildText();
+        PostState.newState().beginTransaction()
+                 .setText(text)
+                 .setInReplyToStatusID(originalStatus.getId())
+                 .moveCursor(text.length())
+                 .commitWithOpen(activity);
+    }
+
+    private void toggleFavorite(MainActivity activity, Account account, Status status, Boolean isFavorited)
+    {
+        long statusID = status.isRetweet() ? status.getRetweetedStatus().getId() : status.getId();
+        if(isFavorited)
+        {
+            new UnfavoriteTask(TwitterApi.getTwitter(account), statusID, activity).execute();
+        }
+        else
+        {
+            new FavoriteTask(TwitterApi.getTwitter(account), statusID, activity).execute();
+        }
+        dismiss();
+    }
+
+    private void toggleRetweet(final MainActivity activity, final Account account, final Status status, final Long retweetID)
+    {
+        confirm(activity, new Runnable()
+        {
+            @Override
+            public void run()
+            {
+                if(retweetID != -1L)
+                {
+                    new DeleteStatusTask(TwitterApi.getTwitter(account), retweetID, activity).execute();
+                }
+                else
+                {
+                    new RetweetTask(TwitterApi.getTwitter(account), TwitterUtils.getOriginalStatus(status).getId(), activity).execute();
+                }
+                dismiss();
+            }
+        });
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/StatusMenuDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/StatusMenuDialogFragment.java
new file mode 100644
index 00000000..a284b10e
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/StatusMenuDialogFragment.java
@@ -0,0 +1,171 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.dialog;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.ListView;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.command.*;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import net.lacolaco.smileessence.view.adapter.CustomListAdapter;
+import net.lacolaco.smileessence.viewmodel.StatusViewModel;
+import twitter4j.HashtagEntity;
+import twitter4j.MediaEntity;
+import twitter4j.Status;
+import twitter4j.URLEntity;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class StatusMenuDialogFragment extends MenuDialogFragment
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private static final String KEY_STATUS_ID = "statusID";
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public long getStatusID()
+    {
+        return getArguments().getLong(KEY_STATUS_ID);
+    }
+
+    public void setStatusID(long statusID)
+    {
+        Bundle args = new Bundle();
+        args.putLong(KEY_STATUS_ID, statusID);
+        setArguments(args);
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+
+    @Override
+    protected void executeCommand(Command command)
+    {
+        if(command.execute())
+        {
+            dismiss();
+            DialogHelper.close(getActivity(), StatusViewModel.STATUS_DIALOG);
+        }
+    }
+
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState)
+    {
+        final MainActivity activity = (MainActivity) getActivity();
+        final Account account = activity.getCurrentAccount();
+
+        View body = activity.getLayoutInflater().inflate(R.layout.dialog_menu_list, null);
+        ListView listView = (ListView) body.findViewById(R.id.listview_dialog_menu_list);
+        final CustomListAdapter<Command> adapter = new CustomListAdapter<>(activity, Command.class);
+        listView.setAdapter(adapter);
+        listView.setOnItemClickListener(onItemClickListener);
+
+        final AlertDialog alertDialog = new AlertDialog.Builder(activity).setView(body).create();
+        TwitterUtils.tryGetStatus(account, getStatusID(), new TwitterUtils.StatusCallback()
+        {
+            @Override
+            public void success(Status status)
+            {
+                List<Command> commands = getCommands(activity, status, account);
+                Command.filter(commands);
+                for(Command command : commands)
+                {
+                    adapter.addToBottom(command);
+                }
+                adapter.update();
+            }
+
+            @Override
+            public void error()
+            {
+                dismiss();
+            }
+        });
+        return alertDialog;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public void addBottomCommands(Activity activity, Status status, Account account, ArrayList<Command> commands)
+    {
+        commands.add(new CommandSaveAsTemplate(activity, TwitterUtils.getOriginalStatusText(status)));
+        //User
+        for(String screenName : TwitterUtils.getScreenNames(status, null))
+        {
+            commands.add(new CommandOpenUserDetail(activity, screenName, account));
+        }
+        for(Command command : getHashtagCommands(activity, status))
+        {
+            commands.add(command);
+        }
+        // Media
+        if(status.getURLEntities() != null)
+        {
+            for(URLEntity urlEntity : status.getURLEntities())
+            {
+                commands.add(new CommandOpenURL(activity, urlEntity.getExpandedURL()));
+            }
+        }
+        for(MediaEntity mediaEntity : status.getExtendedMediaEntities().length == 0 ? status.getMediaEntities() : status.getExtendedMediaEntities())
+        {
+            commands.add(new CommandOpenURL(activity, mediaEntity.getMediaURL()));
+        }
+    }
+
+    public boolean addMainCommands(Activity activity, Status status, Account account, ArrayList<Command> commands)
+    {
+        return commands.addAll(Command.getStatusCommands(activity, status, account));
+    }
+
+    public List<Command> getCommands(Activity activity, Status status, Account account)
+    {
+        ArrayList<Command> commands = new ArrayList<>();
+        addMainCommands(activity, status, account, commands);
+        addBottomCommands(activity, status, account, commands);
+        return commands;
+    }
+
+    private ArrayList<Command> getHashtagCommands(Activity activity, Status status)
+    {
+        ArrayList<Command> commands = new ArrayList<>();
+        if(status.getHashtagEntities() != null)
+        {
+            for(HashtagEntity hashtagEntity : status.getHashtagEntities())
+            {
+                commands.add(new CommandOpenHashtagDialog(activity, hashtagEntity));
+            }
+        }
+        return commands;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/TalkChainDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/TalkChainDialogFragment.java
new file mode 100644
index 00000000..bfed7d81
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/TalkChainDialogFragment.java
@@ -0,0 +1,153 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.dialog;
+
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.app.DialogFragment;
+import android.os.AsyncTask;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.ListView;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.data.StatusCache;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.twitter.TwitterApi;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import net.lacolaco.smileessence.view.adapter.StatusListAdapter;
+import net.lacolaco.smileessence.viewmodel.StatusViewModel;
+import twitter4j.Status;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+
+public class TalkChainDialogFragment extends DialogFragment
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    public static final String KEY_STATUS_ID = "statusID";
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    private long getStatusID()
+    {
+        return getArguments().getLong(KEY_STATUS_ID);
+    }
+
+    public void setStatusID(long id)
+    {
+        Bundle bundle = new Bundle();
+        bundle.putLong(KEY_STATUS_ID, id);
+        setArguments(bundle);
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState)
+    {
+        MainActivity activity = (MainActivity) getActivity();
+        final Account account = activity.getCurrentAccount();
+
+        View view = getActivity().getLayoutInflater().inflate(R.layout.dialog_talk_list, null);
+        ListView listView = (ListView) view.findViewById(R.id.listview_dialog_talk_list);
+        final StatusListAdapter adapter = new StatusListAdapter(getActivity());
+        listView.setAdapter(adapter);
+        TwitterUtils.tryGetStatus(account, getStatusID(), new TwitterUtils.StatusCallback()
+        {
+            @Override
+            public void success(Status status)
+            {
+                adapter.addToTop(new StatusViewModel(status, account));
+                adapter.updateForce();
+                Twitter twitter = TwitterApi.getTwitter(account);
+                new GetTalkTask(twitter, account, adapter, status.getInReplyToStatusId()).execute();
+            }
+
+            @Override
+            public void error()
+            {
+                dismiss();
+            }
+        });
+
+        return new AlertDialog.Builder(activity)
+                .setTitle(R.string.dialog_title_talk_chain)
+                .setView(view)
+                .setCancelable(true)
+                .create();
+    }
+
+    // -------------------------- INNER CLASSES --------------------------
+
+    private class GetTalkTask extends AsyncTask<Void, Void, Void>
+    {
+
+        private final Twitter twitter;
+        private final Account account;
+        private final StatusListAdapter adapter;
+        private final long inReplyToStatusId;
+
+        public GetTalkTask(Twitter twitter, Account account, StatusListAdapter adapter, long inReplyToStatusId)
+        {
+            this.twitter = twitter;
+            this.account = account;
+            this.adapter = adapter;
+            this.inReplyToStatusId = inReplyToStatusId;
+        }
+
+        @Override
+        protected Void doInBackground(Void... params)
+        {
+            try
+            {
+                long id = inReplyToStatusId;
+                while(id != -1)
+                {
+                    final twitter4j.Status status = twitter.showStatus(id);
+                    if(status != null)
+                    {
+                        StatusCache.getInstance().put(status);
+                        adapter.addToBottom(new StatusViewModel(status, account));
+                        adapter.updateForce();
+                        id = status.getInReplyToStatusId();
+                    }
+                    else
+                    {
+                        break;
+                    }
+                }
+            }
+            catch(TwitterException e)
+            {
+                e.printStackTrace();
+                Logger.error(e);
+            }
+            return null;
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/UserDetailDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/UserDetailDialogFragment.java
new file mode 100644
index 00000000..f36fa059
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/UserDetailDialogFragment.java
@@ -0,0 +1,527 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.dialog;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.app.DialogFragment;
+import android.graphics.drawable.Drawable;
+import android.os.Bundle;
+import android.text.Html;
+import android.text.TextUtils;
+import android.text.method.LinkMovementMethod;
+import android.view.View;
+import android.widget.*;
+import com.android.volley.toolbox.NetworkImageView;
+import com.handmark.pulltorefresh.library.PullToRefreshBase;
+import com.handmark.pulltorefresh.library.PullToRefreshListView;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.command.Command;
+import net.lacolaco.smileessence.command.CommandOpenURL;
+import net.lacolaco.smileessence.data.ImageCache;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.logging.Logger;
+import net.lacolaco.smileessence.twitter.TwitterApi;
+import net.lacolaco.smileessence.twitter.task.FollowTask;
+import net.lacolaco.smileessence.twitter.task.ShowFriendshipTask;
+import net.lacolaco.smileessence.twitter.task.UnfollowTask;
+import net.lacolaco.smileessence.twitter.task.UserTimelineTask;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import net.lacolaco.smileessence.util.Themes;
+import net.lacolaco.smileessence.util.UIHandler;
+import net.lacolaco.smileessence.view.adapter.CustomListAdapter;
+import net.lacolaco.smileessence.view.adapter.StatusListAdapter;
+import net.lacolaco.smileessence.viewmodel.StatusViewModel;
+import twitter4j.Paging;
+import twitter4j.Relationship;
+import twitter4j.Twitter;
+import twitter4j.User;
+
+public class UserDetailDialogFragment extends DialogFragment implements View.OnClickListener,
+        PullToRefreshBase.OnRefreshListener2<ListView>
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    public static final String USER_MENU_DIALOG = "userMenuDialog";
+    private static final String KEY_USER_ID = "userID";
+    private static final int ADAPTER_INDEX = 100;
+    private TextView textViewScreenName;
+    private TextView textViewName;
+    private TextView textViewURL;
+    private TextView textViewLocate;
+    private TextView textViewFollowed;
+    private TextView textViewProtected;
+    private TextView textViewDescription;
+    private TextView textViewTweetCount;
+    private TextView textViewFriendCount;
+    private TextView textViewFollowerCount;
+    private TextView textViewFavoriteCount;
+    private NetworkImageView imageViewIcon;
+    private NetworkImageView imageViewHeader;
+    private Button buttonFollow;
+    private PullToRefreshListView listViewTimeline;
+    private TabHost tabHost;
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public long getUserID()
+    {
+        return getArguments().getLong(KEY_USER_ID);
+    }
+
+    public void setUserID(long userID)
+    {
+        Bundle args = new Bundle();
+        args.putLong(KEY_USER_ID, userID);
+        setArguments(args);
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface OnClickListener ---------------------
+
+    @Override
+    public void onClick(final View v)
+    {
+        final MainActivity activity = (MainActivity) getActivity();
+        final Account account = activity.getCurrentAccount();
+        TwitterUtils.tryGetUser(account, getUserID(), new TwitterUtils.UserCallback()
+        {
+            @Override
+            public void success(final User user)
+            {
+                switch(v.getId())
+                {
+                    case R.id.imageview_user_detail_menu:
+                    {
+                        openUserMenu(activity, user);
+                        break;
+                    }
+                    case R.id.imageview_user_detail_icon:
+                    {
+                        openUrl(user.getBiggerProfileImageURLHttps());
+                        break;
+                    }
+                    case R.id.textview_user_detail_screenname:
+                    {
+                        openUrl(TwitterUtils.getUserHomeURL(user.getScreenName()));
+                        break;
+                    }
+                    case R.id.textview_user_detail_tweet_count:
+                    {
+                        openUrl(TwitterUtils.getUserHomeURL(user.getScreenName()));
+                        break;
+                    }
+                    case R.id.textview_user_detail_friend_count:
+                    {
+                        openUrl(String.format("%s/following", TwitterUtils.getUserHomeURL(user.getScreenName())));
+                        break;
+                    }
+                    case R.id.textview_user_detail_follower_count:
+                    {
+                        openUrl(String.format("%s/followers", TwitterUtils.getUserHomeURL(user.getScreenName())));
+                        break;
+                    }
+                    case R.id.textview_user_detail_favorite_count:
+                    {
+                        openUrl(String.format("%s/favorites", TwitterUtils.getUserHomeURL(user.getScreenName())));
+                        break;
+                    }
+                    case R.id.button_user_detail_follow:
+                    {
+                        ConfirmDialogFragment.show(activity, getString(R.string.dialog_confirm_commands), new Runnable()
+                        {
+                            @Override
+                            public void run()
+                            {
+                                toggleFollowing(user, account, activity);
+                            }
+                        });
+                        break;
+                    }
+                }
+            }
+
+            @Override
+            public void error()
+            {
+                dismiss();
+            }
+        });
+    }
+
+    // --------------------- Interface OnRefreshListener2 ---------------------
+
+    @Override
+    public void onPullDownToRefresh(final PullToRefreshBase<ListView> refreshView)
+    {
+        final MainActivity activity = (MainActivity) getActivity();
+        final Account currentAccount = activity.getCurrentAccount();
+        Twitter twitter = TwitterApi.getTwitter(currentAccount);
+        final StatusListAdapter adapter = getListAdapter(activity);
+        Paging paging = TwitterUtils.getPaging(TwitterUtils.getPagingCount(activity));
+        if(adapter.getCount() > 0)
+        {
+            paging.setSinceId(adapter.getTopID());
+        }
+        new UserTimelineTask(twitter, getUserID(), paging)
+        {
+            @Override
+            protected void onPostExecute(twitter4j.Status[] statuses)
+            {
+                super.onPostExecute(statuses);
+                for(int i = statuses.length - 1; i >= 0; i--)
+                {
+                    twitter4j.Status status = statuses[i];
+                    adapter.addToTop(new StatusViewModel(status, currentAccount));
+                }
+                updateListView(refreshView.getRefreshableView(), adapter, true);
+                refreshView.onRefreshComplete();
+            }
+        }.execute();
+    }
+
+    @Override
+    public void onPullUpToRefresh(final PullToRefreshBase<ListView> refreshView)
+    {
+        final MainActivity activity = (MainActivity) getActivity();
+        final Account currentAccount = activity.getCurrentAccount();
+        Twitter twitter = TwitterApi.getTwitter(currentAccount);
+        final StatusListAdapter adapter = getListAdapter(activity);
+        Paging paging = TwitterUtils.getPaging(TwitterUtils.getPagingCount(activity));
+        if(adapter.getCount() > 0)
+        {
+            paging.setMaxId(adapter.getLastID() - 1);
+        }
+        new UserTimelineTask(twitter, getUserID(), paging)
+        {
+            @Override
+            protected void onPostExecute(twitter4j.Status[] statuses)
+            {
+                super.onPostExecute(statuses);
+                for(twitter4j.Status status : statuses)
+                {
+                    adapter.addToBottom(new StatusViewModel(status, currentAccount));
+                }
+                updateListView(refreshView.getRefreshableView(), adapter, false);
+                refreshView.onRefreshComplete();
+            }
+        }.execute();
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState)
+    {
+        MainActivity activity = (MainActivity) getActivity();
+        View v = activity.getLayoutInflater().inflate(R.layout.dialog_user_detail, null);
+        View menu = v.findViewById(R.id.imageview_user_detail_menu);
+        menu.setOnClickListener(this);
+        textViewScreenName = (TextView) v.findViewById(R.id.textview_user_detail_screenname);
+        textViewScreenName.setOnClickListener(this);
+        textViewName = (TextView) v.findViewById(R.id.textview_user_detail_name);
+        textViewURL = (TextView) v.findViewById(R.id.textview_user_detail_url);
+        textViewLocate = (TextView) v.findViewById(R.id.textview_user_detail_locate);
+        textViewFollowed = (TextView) v.findViewById(R.id.textview_user_detail_followed);
+        textViewProtected = (TextView) v.findViewById(R.id.texttview_user_detail_protected);
+        textViewDescription = (TextView) v.findViewById(R.id.textview_user_detail_description);
+        textViewTweetCount = (TextView) v.findViewById(R.id.textview_user_detail_tweet_count);
+        textViewTweetCount.setOnClickListener(this);
+        textViewFriendCount = (TextView) v.findViewById(R.id.textview_user_detail_friend_count);
+        textViewFriendCount.setOnClickListener(this);
+        textViewFollowerCount = (TextView) v.findViewById(R.id.textview_user_detail_follower_count);
+        textViewFollowerCount.setOnClickListener(this);
+        textViewFavoriteCount = (TextView) v.findViewById(R.id.textview_user_detail_favorite_count);
+        textViewFavoriteCount.setOnClickListener(this);
+        imageViewIcon = (NetworkImageView) v.findViewById(R.id.imageview_user_detail_icon);
+        imageViewIcon.setOnClickListener(this);
+        imageViewHeader = (NetworkImageView) v.findViewById(R.id.imageview_user_detail_header);
+        buttonFollow = (Button) v.findViewById(R.id.button_user_detail_follow);
+        buttonFollow.setOnClickListener(this);
+        listViewTimeline = (PullToRefreshListView) v.findViewById(R.id.listview_user_detail_timeline);
+
+        tabHost = (TabHost) v.findViewById(android.R.id.tabhost);
+        tabHost.setup();
+        TabHost.TabSpec tab1 = tabHost.newTabSpec("tab1").setContent(R.id.tab1).setIndicator(getString(R.string.user_detail_tab_info));
+        tabHost.addTab(tab1);
+        TabHost.TabSpec tab2 = tabHost.newTabSpec("tab2").setContent(R.id.tab2).setIndicator(getString(R.string.user_detail_tab_timeline));
+        tabHost.addTab(tab2);
+        tabHost.setCurrentTab(0);
+
+        final Account account = activity.getCurrentAccount();
+        TwitterUtils.tryGetUser(account, getUserID(), new TwitterUtils.UserCallback()
+        {
+            @Override
+            public void success(User user)
+            {
+                try
+                {
+                    initUserData(user, account);
+                }
+                catch(Exception e)
+                {
+                    Logger.error(e);
+                    error();
+                }
+            }
+
+            @Override
+            public void error()
+            {
+                dismiss();
+            }
+        });
+        return new AlertDialog.Builder(activity)
+                .setView(v)
+                .setCancelable(true)
+                .create();
+    }
+
+    private void executeUserTimelineTask(final User user, final Account account, final StatusListAdapter adapter)
+    {
+        tabHost.getTabWidget().getChildTabViewAt(1).setVisibility(View.GONE);
+        Twitter twitter = TwitterApi.getTwitter(account);
+        new UserTimelineTask(twitter, user.getId())
+        {
+            @Override
+            protected void onPostExecute(twitter4j.Status[] statuses)
+            {
+                super.onPostExecute(statuses);
+                for(twitter4j.Status status : statuses)
+                {
+                    adapter.addToBottom(new StatusViewModel(status, account));
+                }
+                adapter.updateForce();
+                tabHost.getTabWidget().getChildTabViewAt(1).setVisibility(View.VISIBLE);
+            }
+        }.execute();
+    }
+
+    private String getHtmlDescription(String description)
+    {
+        if(TextUtils.isEmpty(description))
+        {
+            return "";
+        }
+        String html = description;
+        html = html.replaceAll("https?://[\\w/:%#\\$&\\?\\(\\)~\\.=\\+\\-]+", "<a href=\"$0\">$0</a>");
+        html = html.replaceAll("@([a-zA-Z0-9_]+)", "<a href=\"" + TwitterUtils.getUserHomeURL("$1") + "\">$0</a>");
+        html = html.replaceAll("\r\n", "<br />");
+        return html;
+    }
+
+    private StatusListAdapter getListAdapter(MainActivity activity)
+    {
+        return (StatusListAdapter) activity.getListAdapter(ADAPTER_INDEX);
+    }
+
+    private void initUserData(User user, final Account account)
+    {
+        textViewName.setText(user.getName());
+        textViewScreenName.setText(user.getScreenName());
+        if(TextUtils.isEmpty(user.getLocation()))
+        {
+            textViewLocate.setVisibility(View.GONE);
+        }
+        else
+        {
+            textViewLocate.setText(user.getLocation());
+        }
+        if(TextUtils.isEmpty(user.getURL()))
+        {
+            textViewURL.setVisibility(View.GONE);
+        }
+        else
+        {
+            textViewURL.setText(user.getURL());
+        }
+        textViewTweetCount.setText(String.valueOf(user.getStatusesCount()));
+        textViewFriendCount.setText(String.valueOf(user.getFriendsCount()));
+        textViewFollowerCount.setText(String.valueOf(user.getFollowersCount()));
+        textViewFavoriteCount.setText(String.valueOf(user.getFavouritesCount()));
+        textViewProtected.setVisibility(user.isProtected() ? View.VISIBLE : View.GONE);
+        String htmlDescription = getHtmlDescription(user.getDescription());
+        textViewDescription.setText(Html.fromHtml(htmlDescription));
+        textViewDescription.setMovementMethod(LinkMovementMethod.getInstance());
+        ImageCache.getInstance().setImageToView(user.getBiggerProfileImageURL(), imageViewIcon);
+        ImageCache.getInstance().setImageToView(user.getProfileBannerURL(), imageViewHeader);
+        MainActivity activity = (MainActivity) getActivity();
+        final StatusListAdapter adapter = new StatusListAdapter(activity);
+        listViewTimeline.setAdapter(adapter);
+        listViewTimeline.setOnRefreshListener(this);
+        activity.setListAdapter(ADAPTER_INDEX, adapter);
+        executeUserTimelineTask(user, account, adapter);
+        updateRelationship(activity, user.getId());
+    }
+
+    private void lockFollowButton(Activity activity)
+    {
+        buttonFollow.setText(R.string.user_detail_loading);
+        buttonFollow.setBackground(activity.getResources().getDrawable(R.drawable.button_round_gray));
+        buttonFollow.setEnabled(false);
+    }
+
+    private void openUrl(String url)
+    {
+        new CommandOpenURL(getActivity(), url).execute();
+    }
+
+    private void openUserMenu(final MainActivity activity, final User user)
+    {
+        UserMenuDialogFragment menuFragment = new UserMenuDialogFragment()
+        {
+            @Override
+            protected void executeCommand(Command command)
+            {
+                super.executeCommand(command);
+                new UIHandler()
+                {
+                    @Override
+                    public void run()
+                    {
+                        if(UserDetailDialogFragment.this.isDetached())
+                        {
+                            return;
+                        }
+                        updateRelationship(activity, user.getId());
+                    }
+                }.postDelayed(1000);
+            }
+        };
+        menuFragment.setUserID(user.getId());
+        DialogHelper.showDialog(activity, menuFragment, USER_MENU_DIALOG);
+    }
+
+    private void setFollowButtonState(boolean isFollowing, Drawable unfollowColor, Drawable followColor)
+    {
+        buttonFollow.setText(isFollowing ? R.string.user_detail_unfollow : R.string.user_detail_follow);
+        buttonFollow.setBackground(isFollowing ? unfollowColor : followColor);
+        buttonFollow.setTag(isFollowing);
+        buttonFollow.setEnabled(true);
+    }
+
+    private void toggleFollowing(final User user, final Account account, final Activity activity)
+    {
+        lockFollowButton(activity);
+        Boolean isFollowing = buttonFollow.getTag() != null ? (Boolean) buttonFollow.getTag() : false;
+        Twitter twitter = new TwitterApi(account).getTwitter();
+        if(isFollowing)
+        {
+            new UnfollowTask(twitter, user.getId(), activity)
+            {
+                @Override
+                public void onPostExecute(User result)
+                {
+                    super.onPostExecute(result);
+                    updateRelationship(activity, user.getId());
+                    buttonFollow.setEnabled(true);
+                }
+            }.execute();
+        }
+        else
+        {
+            new FollowTask(twitter, user.getId(), activity)
+            {
+                @Override
+                public void onPostExecute(User result)
+                {
+                    super.onPostExecute(result);
+                    updateRelationship(activity, user.getId());
+                    buttonFollow.setEnabled(true);
+                }
+            }.execute();
+        }
+    }
+
+    protected void updateListView(AbsListView absListView, CustomListAdapter<?> adapter, boolean addedToTop)
+    {
+        int before = adapter.getCount();
+        adapter.notifyDataSetChanged(); // synchronized call (not adapter#updateForce())
+        int after = adapter.getCount();
+        int increments = after - before;
+        if(increments > 0)
+        {
+            adapter.setNotifiable(false);
+            if(addedToTop)
+            {
+                absListView.setSelection(increments + 1);
+                absListView.smoothScrollToPositionFromTop(increments, 0);
+                absListView.setSelection(increments);
+            }
+            else
+            {
+                absListView.smoothScrollToPositionFromTop(before, 0);
+            }
+
+            if(increments == 1)
+            {
+                adapter.setNotifiable(true);
+            }
+        }
+        else
+        {
+            adapter.setNotifiable(true);
+        }
+    }
+
+    private void updateRelationship(Activity activity, final long userId)
+    {
+        MainActivity mainActivity = (MainActivity) activity;
+        Account account = mainActivity.getCurrentAccount();
+        Twitter twitter = new TwitterApi(account).getTwitter();
+        if(userId == account.userID)
+        {
+            textViewFollowed.setText(R.string.user_detail_followed_is_me);
+            buttonFollow.setVisibility(View.GONE);
+        }
+        else
+        {
+            int theme = mainActivity.getThemeIndex();
+            lockFollowButton(activity);
+            textViewFollowed.setText(R.string.user_detail_loading);
+            final Drawable red = Themes.getStyledDrawable(activity, theme, R.attr.button_round_red);
+            final Drawable blue = Themes.getStyledDrawable(activity, theme, R.attr.button_round_blue);
+            new ShowFriendshipTask(twitter, userId)
+            {
+                @Override
+                protected void onPostExecute(Relationship relationship)
+                {
+                    if(relationship != null)
+                    {
+                        boolean isFollowing = relationship.isSourceFollowingTarget();
+                        boolean isFollowed = relationship.isSourceFollowedByTarget();
+                        setFollowButtonState(isFollowing, red, blue);
+                        textViewFollowed.setText(isFollowed ? R.string.user_detail_followed : R.string.user_detail_not_followed);
+                    }
+                }
+            }.execute();
+        }
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/UserMenuDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/UserMenuDialogFragment.java
new file mode 100644
index 00000000..92d226e4
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/dialog/UserMenuDialogFragment.java
@@ -0,0 +1,133 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.dialog;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.AdapterView;
+import android.widget.ListView;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.command.Command;
+import net.lacolaco.smileessence.command.CommandSearchOnTwitter;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import net.lacolaco.smileessence.view.adapter.CustomListAdapter;
+import twitter4j.User;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class UserMenuDialogFragment extends MenuDialogFragment
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private static final String KEY_USER_ID = "userID";
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public long getUserID()
+    {
+        return getArguments().getLong(KEY_USER_ID);
+    }
+
+    public void setUserID(long userID)
+    {
+        Bundle args = new Bundle();
+        args.putLong(KEY_USER_ID, userID);
+        setArguments(args);
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState)
+    {
+        final MainActivity activity = (MainActivity) getActivity();
+        final Account account = activity.getCurrentAccount();
+        View body = activity.getLayoutInflater().inflate(R.layout.dialog_menu_list, null);
+        ListView listView = (ListView) body.findViewById(R.id.listview_dialog_menu_list);
+        final CustomListAdapter<Command> adapter = new CustomListAdapter<>(activity, Command.class);
+        listView.setAdapter(adapter);
+        listView.setOnItemClickListener(onItemClickListener);
+
+        TwitterUtils.tryGetUser(account, getUserID(), new TwitterUtils.UserCallback()
+        {
+            @Override
+            public void success(User user)
+            {
+                List<Command> commands = getCommands(activity, user, account);
+                Command.filter(commands);
+                for(Command command : commands)
+                {
+                    adapter.addToBottom(command);
+                }
+                adapter.update();
+            }
+
+            @Override
+            public void error()
+            {
+                dismiss();
+            }
+        });
+
+        return new AlertDialog.Builder(activity)
+                .setView(body)
+                .setCancelable(true)
+                .create();
+    }
+
+    @Override
+    protected void onItemClick(AdapterView<?> adapterView, int i)
+    {
+        super.onItemClick(adapterView, i);
+        dismiss();
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public boolean addBottomCommands(Activity activity, User user, ArrayList<Command> commands)
+    {
+        return commands.add(new CommandSearchOnTwitter(activity, user.getScreenName()));
+    }
+
+    public boolean addMainCommands(Activity activity, User user, Account account, ArrayList<Command> commands)
+    {
+        return commands.addAll(Command.getUserCommands(activity, user, account));
+    }
+
+    public List<Command> getCommands(Activity activity, User user, Account account)
+    {
+        ArrayList<Command> commands = new ArrayList<>();
+        addMainCommands(activity, user, account, commands);
+        addBottomCommands(activity, user, commands);
+        return commands;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/view/listener/ListItemClickListener.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/listener/ListItemClickListener.java
new file mode 100644
index 00000000..697e995c
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/view/listener/ListItemClickListener.java
@@ -0,0 +1,71 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.view.listener;
+
+import android.app.Activity;
+import android.graphics.drawable.ColorDrawable;
+import android.view.View;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.util.UIHandler;
+
+public class ListItemClickListener implements View.OnClickListener
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final Activity activity;
+    private final Runnable callback;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public ListItemClickListener(Activity activity, Runnable callback)
+    {
+        this.activity = activity;
+        this.callback = callback;
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface OnClickListener ---------------------
+
+    @Override
+    public void onClick(final View v)
+    {
+        final int currentBgColor = ((ColorDrawable) v.getBackground()).getColor();
+        v.setBackgroundColor(activity.getResources().getColor(R.color.metro_blue));
+        v.invalidate();
+        new UIHandler()
+        {
+
+            @Override
+            public void run()
+            {
+                v.setBackgroundColor(currentBgColor);
+                callback.run();
+            }
+        }.post();
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/CheckBoxModel.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/CheckBoxModel.java
new file mode 100644
index 00000000..b43bcb9a
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/CheckBoxModel.java
@@ -0,0 +1,87 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.viewmodel;
+
+import android.app.Activity;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.CheckBox;
+import android.widget.CompoundButton;
+import net.lacolaco.smileessence.R;
+
+public class CheckBoxModel implements IViewModel
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final String text;
+    private boolean checked;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public CheckBoxModel(String text, boolean isChecked)
+    {
+        this.text = text;
+        checked = isChecked;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public boolean isChecked()
+    {
+        return checked;
+    }
+
+    public void setChecked(boolean checked)
+    {
+        this.checked = checked;
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface IViewModel ---------------------
+
+    @Override
+    public View getView(Activity activity, LayoutInflater inflater, View convertedView)
+    {
+        if(convertedView == null)
+        {
+            convertedView = inflater.inflate(R.layout.menu_item_checkbox, null);
+        }
+        CheckBox checkBox = (CheckBox) convertedView.findViewById(R.id.checkBox_menuItem);
+        checkBox.setText(this.text);
+        checkBox.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener()
+        {
+            @Override
+            public void onCheckedChanged(CompoundButton buttonView, boolean isChecked)
+            {
+                CheckBoxModel.this.checked = isChecked;
+            }
+        });
+        checkBox.setChecked(checked);
+        return convertedView;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/EditableCheckBoxModel.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/EditableCheckBoxModel.java
new file mode 100644
index 00000000..3694aee1
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/EditableCheckBoxModel.java
@@ -0,0 +1,134 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.viewmodel;
+
+import android.app.Activity;
+import android.text.Editable;
+import android.text.TextWatcher;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.CheckBox;
+import android.widget.CompoundButton;
+import android.widget.EditText;
+import net.lacolaco.smileessence.R;
+
+public class EditableCheckBoxModel implements IViewModel
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private final String text;
+    private boolean freezing;
+    private String inputText;
+    private boolean checked;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public EditableCheckBoxModel(String text)
+    {
+        this.text = text;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public String getInputText()
+    {
+        return inputText;
+    }
+
+    public EditableCheckBoxModel setInputText(String inputText)
+    {
+        this.inputText = inputText;
+        return this;
+    }
+
+    public boolean isChecked()
+    {
+        return checked;
+    }
+
+    public EditableCheckBoxModel setChecked(boolean checked)
+    {
+        this.checked = checked;
+        return this;
+    }
+
+    public boolean isFreezing()
+    {
+        return freezing;
+    }
+
+    public EditableCheckBoxModel setFreezing(boolean freezing)
+    {
+        this.freezing = freezing;
+        return this;
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface IViewModel ---------------------
+
+    @Override
+    public View getView(Activity activity, LayoutInflater inflater, View convertedView)
+    {
+        if(convertedView == null)
+        {
+            convertedView = inflater.inflate(R.layout.menu_item_editable_checkbox, null);
+        }
+        CheckBox checkBox = (CheckBox) convertedView.findViewById(R.id.checkBox_menuItem);
+        checkBox.setText(this.text);
+        checkBox.setChecked(checked);
+        checkBox.setEnabled(!isFreezing());
+        checkBox.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener()
+        {
+            @Override
+            public void onCheckedChanged(CompoundButton buttonView, boolean isChecked)
+            {
+                EditableCheckBoxModel.this.setChecked(isChecked);
+            }
+        });
+        EditText editText = (EditText) convertedView.findViewById(R.id.edittext_editable_checkbox);
+        editText.addTextChangedListener(new TextWatcher()
+        {
+            @Override
+            public void beforeTextChanged(CharSequence s, int start, int count, int after)
+            {
+            }
+
+            @Override
+            public void onTextChanged(CharSequence s, int start, int before, int count)
+            {
+                EditableCheckBoxModel.this.setInputText(s.toString());
+            }
+
+            @Override
+            public void afterTextChanged(Editable s)
+            {
+            }
+        });
+        return convertedView;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/EnumEvent.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/EnumEvent.java
new file mode 100644
index 00000000..7a019492
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/EnumEvent.java
@@ -0,0 +1,58 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.viewmodel;
+
+import net.lacolaco.smileessence.R;
+
+public enum EnumEvent
+{
+
+    FAVORITED(R.string.format_event_favorited),
+    UNFAVORITED(R.string.format_event_unfavorited),
+    RETWEETED(R.string.format_event_retweeted),
+    MENTIONED(R.string.format_event_mentioned),
+    FOLLOWED(R.string.format_event_followed),
+    BLOCKED(R.string.format_event_blocked),
+    UNBLOCKED(R.string.format_event_unblocked),
+    RECEIVE_MESSAGE(R.string.format_event_message);
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private int textFormatResourceID;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    private EnumEvent(int textFormatResourceID)
+    {
+        this.textFormatResourceID = textFormatResourceID;
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public int getTextFormatResourceID()
+    {
+        return textFormatResourceID;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/EventViewModel.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/EventViewModel.java
new file mode 100644
index 00000000..1d59b1b1
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/EventViewModel.java
@@ -0,0 +1,201 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.viewmodel;
+
+import android.app.Activity;
+import android.content.Context;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.ImageView;
+import android.widget.TextView;
+import com.android.volley.toolbox.NetworkImageView;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.data.ImageCache;
+import net.lacolaco.smileessence.preference.UserPreferenceHelper;
+import net.lacolaco.smileessence.util.StringUtils;
+import net.lacolaco.smileessence.util.Themes;
+import net.lacolaco.smileessence.view.dialog.DialogHelper;
+import net.lacolaco.smileessence.view.dialog.UserDetailDialogFragment;
+import net.lacolaco.smileessence.view.listener.ListItemClickListener;
+import twitter4j.Status;
+import twitter4j.User;
+
+import java.util.Date;
+
+public class EventViewModel implements IViewModel
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private EnumEvent event;
+    private long sourceUserID;
+    private long targetStatusID;
+    private String sourceScreenName;
+    private String sourceName;
+    private String iconURL;
+    private String targetText;
+    private Date createdAt;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public EventViewModel(EnumEvent event, User source)
+    {
+        this(event, source, null);
+    }
+
+    public EventViewModel(EnumEvent event, User source, Status status)
+    {
+        this.event = event;
+        this.createdAt = new Date();
+        this.sourceUserID = source.getId();
+        this.sourceScreenName = source.getScreenName();
+        this.sourceName = source.getName();
+        this.iconURL = source.getProfileImageURL();
+
+        if(status != null)
+        {
+            if(event == EnumEvent.RETWEETED)
+            {
+                this.targetStatusID = status.getRetweetedStatus().getId();
+                this.targetText = status.getRetweetedStatus().getText();
+            }
+            else
+            {
+                this.targetStatusID = status.getId();
+                this.targetText = status.getText();
+            }
+        }
+        else
+        {
+            this.targetStatusID = -1L;
+            this.targetText = "";
+        }
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public Date getCreatedAt()
+    {
+        return createdAt;
+    }
+
+    public EnumEvent getEvent()
+    {
+        return event;
+    }
+
+    public String getIconURL()
+    {
+        return iconURL;
+    }
+
+    public String getSourceName()
+    {
+        return sourceName;
+    }
+
+    public String getSourceScreenName()
+    {
+        return sourceScreenName;
+    }
+
+    public long getSourceUserID()
+    {
+        return sourceUserID;
+    }
+
+    public long getTargetStatusID()
+    {
+        return targetStatusID;
+    }
+
+    public String getTargetText()
+    {
+        return targetText;
+    }
+
+    public boolean isStatusEvent()
+    {
+        return targetStatusID != -1L;
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface IViewModel ---------------------
+
+    @Override
+    public View getView(final Activity activity, LayoutInflater inflater, View convertedView)
+    {
+        if(convertedView == null)
+        {
+            convertedView = inflater.inflate(R.layout.list_item_status, null);
+        }
+        UserPreferenceHelper preferenceHelper = new UserPreferenceHelper(activity);
+        int textSize = preferenceHelper.getValue(R.string.key_setting_text_size, 10);
+        int nameStyle = preferenceHelper.getValue(R.string.key_setting_namestyle, 0);
+        int theme = ((MainActivity) activity).getThemeIndex();
+        NetworkImageView icon = (NetworkImageView) convertedView.findViewById(R.id.imageview_status_icon);
+        ImageCache.getInstance().setImageToView(getIconURL(), icon);
+        TextView header = (TextView) convertedView.findViewById(R.id.textview_status_header);
+        header.setTextSize(textSize);
+        int colorHeader = Themes.getStyledColor(activity, theme, R.attr.color_status_text_mine, 0);
+        header.setTextColor(colorHeader);
+        header.setText(getFormattedString(activity));
+        TextView content = (TextView) convertedView.findViewById(R.id.textview_status_text);
+        content.setTextSize(textSize);
+        int colorNormal = Themes.getStyledColor(activity, theme, R.attr.color_status_text_normal, 0);
+        content.setTextColor(colorNormal);
+        content.setText(getTargetText());
+        TextView footer = (TextView) convertedView.findViewById(R.id.textview_status_footer);
+        footer.setTextSize(textSize - 2);
+        int colorFooter = Themes.getStyledColor(activity, theme, R.attr.color_status_text_footer, 0);
+        footer.setTextColor(colorFooter);
+        footer.setText(StringUtils.dateToString(getCreatedAt()));
+        ImageView favorited = (ImageView) convertedView.findViewById(R.id.imageview_status_favorited);
+        favorited.setVisibility(View.GONE);
+        int colorBgNormal = Themes.getStyledColor(activity, theme, R.attr.color_status_bg_normal, 0);
+        convertedView.setBackgroundColor(colorBgNormal);
+        convertedView.setOnClickListener(new ListItemClickListener(activity, new Runnable()
+        {
+            @Override
+            public void run()
+            {
+                UserDetailDialogFragment fragment = new UserDetailDialogFragment();
+                fragment.setUserID(getSourceUserID());
+                DialogHelper.showDialog(activity, fragment);
+            }
+        }));
+        return convertedView;
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public String getFormattedString(Context context)
+    {
+        return context.getString(event.getTextFormatResourceID(), sourceScreenName);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/IViewModel.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/IViewModel.java
new file mode 100644
index 00000000..f4dee60d
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/IViewModel.java
@@ -0,0 +1,37 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.viewmodel;
+
+import android.app.Activity;
+import android.view.LayoutInflater;
+import android.view.View;
+
+public interface IViewModel
+{
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    View getView(Activity activity, LayoutInflater inflater, View convertedView);
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/MessageViewModel.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/MessageViewModel.java
new file mode 100644
index 00000000..6210ee3e
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/MessageViewModel.java
@@ -0,0 +1,215 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.viewmodel;
+
+import android.app.Activity;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.ImageView;
+import android.widget.TextView;
+import com.android.volley.toolbox.NetworkImageView;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.data.ImageCache;
+import net.lacolaco.smileessence.data.UserCache;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.preference.UserPreferenceHelper;
+import net.lacolaco.smileessence.util.NameStyles;
+import net.lacolaco.smileessence.util.StringUtils;
+import net.lacolaco.smileessence.util.Themes;
+import net.lacolaco.smileessence.view.dialog.DialogHelper;
+import net.lacolaco.smileessence.view.dialog.MessageDetailDialogFragment;
+import net.lacolaco.smileessence.view.dialog.UserDetailDialogFragment;
+import net.lacolaco.smileessence.view.listener.ListItemClickListener;
+import twitter4j.DirectMessage;
+
+import java.util.Date;
+
+public class MessageViewModel implements IViewModel
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    public static final String DETAIL_DIALOG = "messageDetail";
+    private final long id;
+    private final long senderID;
+    private final String senderScreenName;
+    private final String senderName;
+    private final String senderIconURL;
+    private final long recipientId;
+    private final String recipientScreenName;
+    private final String text;
+    private final Date createdAt;
+    private final boolean myMessage;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public MessageViewModel(DirectMessage directMessage, Account account)
+    {
+        id = directMessage.getId();
+        UserCache.getInstance().put(directMessage.getSender());
+        senderID = directMessage.getSenderId();
+        senderScreenName = directMessage.getSenderScreenName();
+        senderName = directMessage.getSender().getName();
+        senderIconURL = directMessage.getSender().getProfileImageURL();
+        recipientId = directMessage.getRecipientId();
+        recipientScreenName = directMessage.getRecipientScreenName();
+        text = directMessage.getText();
+        createdAt = directMessage.getCreatedAt();
+        myMessage = isMyMessage(account);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public Date getCreatedAt()
+    {
+        return createdAt;
+    }
+
+    private String getFooterText()
+    {
+        String s = StringUtils.dateToString(getCreatedAt());
+        if(isMyMessage())
+        {
+            s = String.format("%s to @%s", s, recipientScreenName);
+        }
+        return s;
+    }
+
+    public long getID()
+    {
+        return id;
+    }
+
+    public long getRecipientId()
+    {
+        return recipientId;
+    }
+
+    public String getRecipientScreenName()
+    {
+        return recipientScreenName;
+    }
+
+    public String getSenderIconURL()
+    {
+        return senderIconURL;
+    }
+
+    public long getSenderID()
+    {
+        return senderID;
+    }
+
+    public String getSenderName()
+    {
+        return senderName;
+    }
+
+    public String getSenderScreenName()
+    {
+        return senderScreenName;
+    }
+
+    public String getText()
+    {
+        return text;
+    }
+
+    public boolean isMyMessage()
+    {
+        return myMessage;
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface IViewModel ---------------------
+
+    @Override
+    public View getView(final Activity activity, LayoutInflater inflater, View convertedView)
+    {
+        if(convertedView == null)
+        {
+            convertedView = inflater.inflate(R.layout.list_item_status, null);
+        }
+        UserPreferenceHelper preferenceHelper = new UserPreferenceHelper(activity);
+        int textSize = preferenceHelper.getValue(R.string.key_setting_text_size, 10);
+        int nameStyle = preferenceHelper.getValue(R.string.key_setting_namestyle, 0);
+        int theme = ((MainActivity) activity).getThemeIndex();
+        NetworkImageView icon = (NetworkImageView) convertedView.findViewById(R.id.imageview_status_icon);
+        ImageCache.getInstance().setImageToView(getSenderIconURL(), icon);
+        icon.setOnClickListener(new View.OnClickListener()
+        {
+            @Override
+            public void onClick(View v)
+            {
+                UserDetailDialogFragment dialogFragment = new UserDetailDialogFragment();
+                dialogFragment.setUserID(senderID);
+                DialogHelper.showDialog(activity, dialogFragment);
+            }
+        });
+        TextView header = (TextView) convertedView.findViewById(R.id.textview_status_header);
+        header.setTextSize(textSize);
+        int colorHeader = Themes.getStyledColor(activity, theme, R.attr.color_message_text_header, 0);
+        header.setTextColor(colorHeader);
+        header.setText(getNameString(nameStyle));
+        TextView content = (TextView) convertedView.findViewById(R.id.textview_status_text);
+        content.setTextSize(textSize);
+        int colorNormal = Themes.getStyledColor(activity, theme, R.attr.color_status_text_normal, 0);
+        content.setTextColor(colorNormal);
+        content.setText(getText());
+        TextView footer = (TextView) convertedView.findViewById(R.id.textview_status_footer);
+        footer.setTextSize(textSize - 2);
+        int colorFooter = Themes.getStyledColor(activity, theme, R.attr.color_status_text_footer, 0);
+        footer.setTextColor(colorFooter);
+        footer.setText(getFooterText());
+        ImageView favorited = (ImageView) convertedView.findViewById(R.id.imageview_status_favorited);
+        favorited.setVisibility(View.GONE);
+        int colorBgMessage = Themes.getStyledColor(activity, theme, R.attr.color_message_bg_normal, 0);
+        convertedView.setBackgroundColor(colorBgMessage);
+        convertedView.setOnClickListener(new ListItemClickListener(activity, new Runnable()
+        {
+            @Override
+            public void run()
+            {
+                MessageDetailDialogFragment dialogFragment = new MessageDetailDialogFragment();
+                dialogFragment.setMessageID(getID());
+                DialogHelper.showDialog(activity, dialogFragment);
+            }
+        }));
+        return convertedView;
+    }
+
+    private String getNameString(int nameStyle)
+    {
+        return NameStyles.getNameString(nameStyle, getSenderScreenName(), getSenderName());
+    }
+
+    private boolean isMyMessage(Account account)
+    {
+        return senderID == account.userID;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/StatusViewModel.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/StatusViewModel.java
new file mode 100644
index 00000000..3a11737a
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/StatusViewModel.java
@@ -0,0 +1,497 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.viewmodel;
+
+import android.app.Activity;
+import android.net.Uri;
+import android.text.Html;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.TextView;
+import com.android.volley.toolbox.NetworkImageView;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.MainActivity;
+import net.lacolaco.smileessence.data.FavoriteCache;
+import net.lacolaco.smileessence.data.ImageCache;
+import net.lacolaco.smileessence.data.UserCache;
+import net.lacolaco.smileessence.entity.Account;
+import net.lacolaco.smileessence.preference.UserPreferenceHelper;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import net.lacolaco.smileessence.util.Morse;
+import net.lacolaco.smileessence.util.NameStyles;
+import net.lacolaco.smileessence.util.StringUtils;
+import net.lacolaco.smileessence.util.Themes;
+import net.lacolaco.smileessence.view.dialog.DialogHelper;
+import net.lacolaco.smileessence.view.dialog.StatusDetailDialogFragment;
+import net.lacolaco.smileessence.view.dialog.UserDetailDialogFragment;
+import net.lacolaco.smileessence.view.listener.ListItemClickListener;
+import twitter4j.*;
+
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+
+public class StatusViewModel implements IViewModel
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    public static final String STATUS_DIALOG = "statusDialog";
+    private long id;
+    private long userID;
+    private String screenName;
+    private String name;
+    private String iconURL;
+    private String text;
+    private Date createdAt;
+    private String source;
+    private boolean isProtected;
+    private StatusViewModel retweetedStatus;
+    private UserMentionEntity[] mentions;
+    private HashtagEntity[] hashtags;
+    private MediaEntity[] media;
+    private URLEntity[] urls;
+    private SymbolEntity[] symbols;
+    private boolean isMyStatus;
+    private boolean isMention;
+    private boolean isRetweetOfMe;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public StatusViewModel(Status status, Account account)
+    {
+        if(status.isRetweet())
+        {
+            retweetedStatus = new StatusViewModel(status.getRetweetedStatus(), account);
+        }
+        id = status.getId();
+        text = TwitterUtils.replaceURLEntities(status.getText(), status.getURLEntities(), false);
+        createdAt = status.getCreatedAt();
+        source = status.getSource();
+        mentions = status.getUserMentionEntities();
+        hashtags = status.getHashtagEntities();
+        media = status.getMediaEntities();
+        urls = status.getURLEntities();
+        symbols = status.getSymbolEntities();
+        User user = status.getUser();
+        UserCache.getInstance().put(user);
+        userID = user.getId();
+        screenName = user.getScreenName();
+        name = user.getName();
+        iconURL = user.getProfileImageURLHttps();
+        isProtected = user.isProtected();
+        setMention(isMention(account.screenName));
+        setMyStatus(isMyStatus(account.userID));
+        setRetweetOfMe(isRetweetOfMe(account.userID));
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public Date getCreatedAt()
+    {
+        if(isRetweet())
+        {
+            return retweetedStatus.createdAt;
+        }
+        return createdAt;
+    }
+
+    private List<Long> getEmbeddedStatusIDs()
+    {
+        ArrayList<Long> list = new ArrayList<>();
+        for(URLEntity url : urls)
+        {
+            Uri uri = Uri.parse(url.getExpandedURL());
+            if(uri.getHost().equals("twitter.com"))
+            {
+                String[] arr = uri.toString().split("/");
+                if(arr[arr.length - 2].equals("status"))
+                {
+                    list.add(Long.parseLong(arr[arr.length - 1].split("\\?")[0]));
+                }
+            }
+        }
+        return list;
+    }
+
+    private String getFooterText()
+    {
+        StringBuilder builder = new StringBuilder();
+        if(isRetweet())
+        {
+            builder.append("(RT: ").append(this.screenName).append(") ");
+        }
+        builder.append(StringUtils.dateToString(getCreatedAt()));
+        builder.append(" via ");
+        builder.append(Html.fromHtml(getSource()));
+        return builder.toString();
+    }
+
+    public HashtagEntity[] getHashtags()
+    {
+        if(isRetweet())
+        {
+            return retweetedStatus.hashtags;
+        }
+        return hashtags;
+    }
+
+    public String getIconURL()
+    {
+        if(isRetweet())
+        {
+            return retweetedStatus.iconURL;
+        }
+        return iconURL;
+    }
+
+    public long getID()
+    {
+        return id;
+    }
+
+    public MediaEntity[] getMedia()
+    {
+        if(isRetweet())
+        {
+            return retweetedStatus.media;
+        }
+        return media;
+    }
+
+    public UserMentionEntity[] getMentions()
+    {
+        if(isRetweet())
+        {
+            return retweetedStatus.mentions;
+        }
+        return mentions;
+    }
+
+    public String getName()
+    {
+        if(isRetweet())
+        {
+            return retweetedStatus.name;
+        }
+        return name;
+    }
+
+    public StatusViewModel getOriginal()
+    {
+        return isRetweet() ? retweetedStatus : this;
+    }
+
+    public long getOriginalUserID()
+    {
+        return isRetweet() ? getRetweetedStatus().getUserID() : getUserID();
+    }
+
+    public StatusViewModel getRetweetedStatus()
+    {
+        return retweetedStatus;
+    }
+
+    public String getScreenName()
+    {
+        if(isRetweet())
+        {
+            return retweetedStatus.screenName;
+        }
+        return screenName;
+    }
+
+    public String getSource()
+    {
+        if(isRetweet())
+        {
+            return retweetedStatus.source;
+        }
+        return source;
+    }
+
+    public SymbolEntity[] getSymbols()
+    {
+        return symbols;
+    }
+
+    public String getText()
+    {
+        if(isRetweet())
+        {
+            return retweetedStatus.text;
+        }
+        return text;
+    }
+
+    public URLEntity[] getURLs()
+    {
+        return urls;
+    }
+
+    public long getUserID()
+    {
+        return userID;
+    }
+
+    public boolean isFavorited()
+    {
+        if(isRetweet())
+        {
+            return FavoriteCache.getInstance().get(retweetedStatus.id);
+        }
+        return FavoriteCache.getInstance().get(id);
+    }
+
+    public boolean isMention()
+    {
+        if(isRetweet())
+        {
+            return retweetedStatus.isMention;
+        }
+        return isMention;
+    }
+
+    public void setMention(boolean mention)
+    {
+        isMention = mention;
+    }
+
+    public boolean isMyStatus()
+    {
+        if(isRetweet())
+        {
+            return retweetedStatus.isMyStatus;
+        }
+        return isMyStatus;
+    }
+
+    public void setMyStatus(boolean myStatus)
+    {
+        isMyStatus = myStatus;
+    }
+
+    public boolean isProtected()
+    {
+        if(isRetweet())
+        {
+            return retweetedStatus.isProtected;
+        }
+        return isProtected;
+    }
+
+    public boolean isRetweet()
+    {
+        return retweetedStatus != null;
+    }
+
+    public boolean isRetweetOfMe()
+    {
+        return isRetweetOfMe;
+    }
+
+    public void setRetweetOfMe(boolean retweet)
+    {
+        this.isRetweetOfMe = retweet;
+    }
+
+    // ------------------------ INTERFACE METHODS ------------------------
+
+
+    // --------------------- Interface IViewModel ---------------------
+
+    @Override
+    public View getView(final Activity activity, final LayoutInflater inflater, View convertedView)
+    {
+        boolean extendStatusURL = new UserPreferenceHelper(activity).getValue(R.string.key_setting_extend_status_url, true);
+        return getView(activity, inflater, convertedView, extendStatusURL);
+    }
+
+    // -------------------------- OTHER METHODS --------------------------
+
+    public View getView(final Activity activity, final LayoutInflater inflater, View convertedView, boolean extendStatusURL)
+    {
+        if(convertedView == null)
+        {
+            convertedView = inflater.inflate(R.layout.list_item_status, null);
+        }
+        UserPreferenceHelper preferenceHelper = new UserPreferenceHelper(activity);
+        int textSize = preferenceHelper.getValue(R.string.key_setting_text_size, 10);
+        int nameStyle = preferenceHelper.getValue(R.string.key_setting_namestyle, 0);
+        int theme = ((MainActivity) activity).getThemeIndex();
+        NetworkImageView icon = (NetworkImageView) convertedView.findViewById(R.id.imageview_status_icon);
+        ImageCache.getInstance().setImageToView(getIconURL(), icon);
+        icon.setOnClickListener(new View.OnClickListener()
+        {
+            @Override
+            public void onClick(View v)
+            {
+                onIconClick(activity);
+            }
+        });
+        TextView header = (TextView) convertedView.findViewById(R.id.textview_status_header);
+        header.setTextSize(textSize);
+        int colorHeader = Themes.getStyledColor(activity, theme, R.attr.color_status_text_header, 0);
+        int colorMineHeader = Themes.getStyledColor(activity, theme, R.attr.color_status_text_mine, 0);
+        header.setTextColor(isMyStatus() ? colorMineHeader : colorHeader);
+        header.setText(NameStyles.getNameString(nameStyle, getScreenName(), getName()));
+        TextView content = (TextView) convertedView.findViewById(R.id.textview_status_text);
+        content.setTextSize(textSize);
+        int colorNormal = Themes.getStyledColor(activity, theme, R.attr.color_status_text_normal, 0);
+        content.setTextColor(colorNormal);
+        String rawText = getText();
+        if(isReadMorseEnabled((MainActivity) activity) && Morse.isMorse(rawText))
+        {
+            content.setText(String.format("%s\n(%s)", rawText, Morse.morseToJa(rawText)));
+        }
+        else
+        {
+            content.setText(rawText);
+        }
+        TextView footer = (TextView) convertedView.findViewById(R.id.textview_status_footer);
+        footer.setTextSize(textSize - 2);
+        int colorFooter = Themes.getStyledColor(activity, theme, R.attr.color_status_text_footer, 0);
+        footer.setTextColor(colorFooter);
+        footer.setText(getFooterText());
+        ImageView favorited = (ImageView) convertedView.findViewById(R.id.imageview_status_favorited);
+        favorited.setVisibility(isFavorited() ? View.VISIBLE : View.GONE);
+        if(isRetweet())
+        {
+            int colorBgRetweet = Themes.getStyledColor(activity, theme, R.attr.color_status_bg_retweet, 0);
+            convertedView.setBackgroundColor(colorBgRetweet);
+        }
+        else if(isMention())
+        {
+            int colorBgMention = Themes.getStyledColor(activity, theme, R.attr.color_status_bg_mention, 0);
+            convertedView.setBackgroundColor(colorBgMention);
+        }
+        else
+        {
+            int colorBgNormal = Themes.getStyledColor(activity, theme, R.attr.color_status_bg_normal, 0);
+            convertedView.setBackgroundColor(colorBgNormal);
+        }
+        convertedView.setOnClickListener(new ListItemClickListener(activity, new Runnable()
+        {
+            @Override
+            public void run()
+            {
+                onClick(activity);
+            }
+        }));
+        final ViewGroup embeddedStatus = (ViewGroup) convertedView.findViewById(R.id.view_status_embedded_status);
+        embeddedStatus.removeAllViews();
+        if(extendStatusURL)
+        {
+            if(containsStatusURL())
+            {
+                embeddedStatus.setVisibility(View.VISIBLE);
+                final Account account = ((MainActivity) activity).getCurrentAccount();
+                List<Long> embeddedStatusIDs = getEmbeddedStatusIDs();
+                for(int i = 0; i < embeddedStatusIDs.size(); i++)
+                {
+                    long id = embeddedStatusIDs.get(i);
+                    final int index = i;
+                    final View finalConvertedView = convertedView;
+                    TwitterUtils.tryGetStatus(account, id, new TwitterUtils.StatusCallback()
+                    {
+                        @Override
+                        public void success(Status status)
+                        {
+                            StatusViewModel viewModel = new StatusViewModel(status, account);
+                            View embeddedHolder = viewModel.getView(activity, inflater, null, false);
+                            embeddedStatus.addView(embeddedHolder);
+                            finalConvertedView.invalidate();
+                        }
+
+                        @Override
+                        public void error()
+                        {
+
+                        }
+                    });
+                }
+
+            }
+        }
+        else
+        {
+            embeddedStatus.setVisibility(View.GONE);
+        }
+        return convertedView;
+    }
+
+    public boolean isMention(String screenName)
+    {
+        if(mentions == null)
+        {
+            return false;
+        }
+        for(UserMentionEntity mention : mentions)
+        {
+            if(mention.getScreenName().equals(screenName))
+            {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    public boolean isMyStatus(long userID)
+    {
+        return this.userID == userID;
+    }
+
+    public boolean isRetweetOfMe(long userID)
+    {
+        return retweetedStatus != null && retweetedStatus.getUserID() == userID;
+    }
+
+    private boolean containsStatusURL()
+    {
+        return getEmbeddedStatusIDs().size() > 0;
+    }
+
+    private boolean isReadMorseEnabled(MainActivity activity)
+    {
+        return activity.getUserPreferenceHelper().getValue(R.string.key_setting_read_morse, true);
+    }
+
+    private void onClick(Activity activity)
+    {
+        StatusDetailDialogFragment fragment = new StatusDetailDialogFragment();
+        fragment.setStatusID(getID());
+        DialogHelper.showDialog(activity, fragment, STATUS_DIALOG);
+    }
+
+    private void onIconClick(Activity activity)
+    {
+        DialogHelper.close(activity, STATUS_DIALOG);
+        UserDetailDialogFragment dialogFragment = new UserDetailDialogFragment();
+        dialogFragment.setUserID(isRetweet() ? getRetweetedStatus().userID : userID);
+        DialogHelper.showDialog(activity, dialogFragment);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/UserListListAdapter.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/UserListListAdapter.java
new file mode 100644
index 00000000..588829ec
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/UserListListAdapter.java
@@ -0,0 +1,69 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.viewmodel;
+
+import android.app.Activity;
+import net.lacolaco.smileessence.view.adapter.StatusListAdapter;
+
+public class UserListListAdapter extends StatusListAdapter
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private String listFullName;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public UserListListAdapter(Activity activity)
+    {
+        super(activity);
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public String getListFullName()
+    {
+        return listFullName;
+    }
+
+    public void setListFullName(String listFullName)
+    {
+        this.listFullName = listFullName;
+    }
+
+    // ------------------------ OVERRIDE METHODS ------------------------
+
+    @Override
+    public void addToBottom(StatusViewModel... items)
+    {
+        super.addToBottom(items);
+    }
+
+    @Override
+    public void addToTop(StatusViewModel... items)
+    {
+        super.addToTop(items);
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/UserViewModel.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/UserViewModel.java
new file mode 100644
index 00000000..99757e5e
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/UserViewModel.java
@@ -0,0 +1,140 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.viewmodel;
+
+import twitter4j.User;
+
+public class UserViewModel
+{
+
+    // ------------------------------ FIELDS ------------------------------
+
+    private long id;
+    private String screenName;
+    private String name;
+    private String description;
+    private String location;
+    private String url;
+    private String iconURL;
+    private String bannerURL;
+    private int statusesCount;
+    private int friendsCount;
+    private int followersCount;
+    private int favoritesCount;
+    private boolean isProtected;
+    private boolean isVerified;
+
+    // --------------------------- CONSTRUCTORS ---------------------------
+
+    public UserViewModel(User user)
+    {
+        id = user.getId();
+        screenName = user.getScreenName();
+        name = user.getName();
+        description = user.getDescription();
+        location = user.getLocation();
+        url = user.getURL();
+        iconURL = user.getBiggerProfileImageURL();
+        bannerURL = user.getProfileBannerURL();
+        statusesCount = user.getStatusesCount();
+        friendsCount = user.getFriendsCount();
+        followersCount = user.getFollowersCount();
+        favoritesCount = user.getFavouritesCount();
+        isProtected = user.isProtected();
+        isVerified = user.isVerified();
+    }
+
+    // --------------------- GETTER / SETTER METHODS ---------------------
+
+    public String getBannerURL()
+    {
+        return bannerURL;
+    }
+
+    public String getDescription()
+    {
+        return description;
+    }
+
+    public int getFavoritesCount()
+    {
+        return favoritesCount;
+    }
+
+    public int getFollowersCount()
+    {
+        return followersCount;
+    }
+
+    public int getFriendsCount()
+    {
+        return friendsCount;
+    }
+
+    public String getIconURL()
+    {
+        return iconURL;
+    }
+
+    public long getID()
+    {
+        return id;
+    }
+
+    public String getLocation()
+    {
+        return location;
+    }
+
+    public String getName()
+    {
+        return name;
+    }
+
+    public String getScreenName()
+    {
+        return screenName;
+    }
+
+    public int getStatusesCount()
+    {
+        return statusesCount;
+    }
+
+    public String getURL()
+    {
+        return url;
+    }
+
+    public boolean isProtected()
+    {
+        return isProtected;
+    }
+
+    public boolean isVerified()
+    {
+        return isVerified;
+    }
+}
diff --git a/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/menu/MainActivityMenuHelper.java b/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/menu/MainActivityMenuHelper.java
new file mode 100644
index 00000000..63d2bc43
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/smileessence/viewmodel/menu/MainActivityMenuHelper.java
@@ -0,0 +1,157 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2012-2014 lacolaco.net
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.lacolaco.smileessence.viewmodel.menu;
+
+import android.content.Intent;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.SubMenu;
+import net.lacolaco.smileessence.R;
+import net.lacolaco.smileessence.activity.*;
+import net.lacolaco.smileessence.command.CommandOpenURL;
+import net.lacolaco.smileessence.twitter.util.TwitterUtils;
+import net.lacolaco.smileessence.view.adapter.PostState;
+
+public class MainActivityMenuHelper
+{
+
+    // -------------------------- STATIC METHODS --------------------------
+
+    public static void addItemsToMenu(MainActivity activity, Menu menu)
+    {
+        //Post button
+        MenuItem postButton = menu.add(Menu.NONE, R.id.actionbar_post, Menu.NONE, activity.getString(R.string.actionbar_post));
+        postButton.setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS);
+        postButton.setIcon(R.drawable.icon_edit);
+        //Search button
+        //        MenuItem searchButton = menu.add(Menu.NONE, R.id.actionbar_search, Menu.NONE, activity.getString(R.string.actionbar_search));
+        //        searchButton.setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS);
+        //        searchButton.setIcon(R.drawable.icon_search_white);
+        //Settings
+        SubMenu settings = menu.addSubMenu(Menu.NONE, R.id.actionbar_settings, Menu.NONE, activity.getString(R.string.actionbar_settings));
+        settings.setIcon(R.drawable.icon_settings);
+        settings.getItem().setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
+        settings.add(Menu.NONE, R.id.actionbar_setting, Menu.NONE, activity.getString(R.string.actionbar_setting));
+        settings.add(Menu.NONE, R.id.actionbar_edit_templates, Menu.NONE, activity.getString(R.string.actionbar_edit_templates));
+        settings.add(Menu.NONE, R.id.actionbar_edit_extraction, Menu.NONE, activity.getString(R.string.actionbar_edit_extraction));
+        settings.add(Menu.NONE, R.id.actionbar_edit_commands, Menu.NONE, activity.getString(R.string.actionbar_edit_commands));
+        settings.add(Menu.NONE, R.id.actionbar_edit_tabs, Menu.NONE, activity.getString(R.string.actionbar_edit_tabs));
+        //External services
+        SubMenu services = menu.addSubMenu(Menu.NONE, R.id.actionbar_services, Menu.NONE, activity.getString(R.string.actionbar_services));
+        services.setIcon(R.drawable.icon_website);
+        services.getItem().setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
+        services.add(Menu.NONE, R.id.actionbar_favstar, Menu.NONE, activity.getString(R.string.actionbar_favstar));
+        services.add(Menu.NONE, R.id.actionbar_aclog, Menu.NONE, activity.getString(R.string.actionbar_aclog));
+        services.add(Menu.NONE, R.id.actionbar_twilog, Menu.NONE, activity.getString(R.string.actionbar_twilog));
+        //Report to author
+        MenuItem report = menu.add(Menu.NONE, R.id.actionbar_report, Menu.NONE, activity.getString(R.string.actionbar_report));
+        report.setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
+        report.setIcon(R.drawable.icon_email);
+    }
+
+    public static boolean onItemSelected(MainActivity activity, MenuItem item)
+    {
+        switch(item.getItemId())
+        {
+            case R.id.actionbar_post:
+            {
+                openPostPage(activity);
+                return true;
+            }
+            case R.id.actionbar_search:
+            {
+                openSearchPage(activity);
+                return true;
+            }
+            case R.id.actionbar_setting:
+            {
+                Intent intent = new Intent(activity, SettingActivity.class);
+                activity.startActivity(intent);
+                return true;
+            }
+            case R.id.actionbar_edit_templates:
+            {
+                Intent intent = new Intent(activity, EditTemplateActivity.class);
+                activity.startActivity(intent);
+                return true;
+            }
+            case R.id.actionbar_edit_extraction:
+            {
+                Intent intent = new Intent(activity, EditExtractionActivity.class);
+                activity.startActivity(intent);
+                return true;
+            }
+            case R.id.actionbar_edit_commands:
+            {
+                Intent intent = new Intent(activity, EditCommandActivity.class);
+                activity.startActivity(intent);
+                return true;
+            }
+            case R.id.actionbar_edit_tabs:
+            {
+                Intent intent = new Intent(activity, EditTabActivity.class);
+                activity.startActivity(intent);
+                return true;
+            }
+            case R.id.actionbar_favstar:
+            {
+                new CommandOpenURL(activity, TwitterUtils.getFavstarRecentURL(activity.getCurrentAccount().screenName)).execute();
+                return true;
+            }
+            case R.id.actionbar_aclog:
+            {
+                new CommandOpenURL(activity, TwitterUtils.getAclogTimelineURL(activity.getCurrentAccount().screenName)).execute();
+                return true;
+            }
+            case R.id.actionbar_twilog:
+            {
+                new CommandOpenURL(activity, TwitterUtils.getTwilogURL(activity.getCurrentAccount().screenName)).execute();
+                return true;
+            }
+            case R.id.actionbar_report:
+            {
+                PostState.getState().beginTransaction()
+                         .appendText(activity.getString(R.string.text_message_to_author, activity.getVersion()))
+                         .commitWithOpen(activity);
+                return true;
+            }
+            default:
+            {
+                return false;
+            }
+        }
+    }
+
+    private static void openPostPage(MainActivity activity)
+    {
+        activity.openPostPage();
+    }
+
+    private static void openSearchPage(MainActivity activity)
+    {
+        activity.openSearchPage();
+    }
+
+}