1 files changed, 186 insertions, 0 deletions
diff --git a/app/src/main/java/net/lacolaco/smileessence/view/adapter/PageListAdapter.java b/app/src/main/java/net/lacolaco/smileessence/view/adapter/PageListAdapter.java
new file mode 100644
index 00000000..7c6cab9a
--- /dev/null
+++ b/app/src/main/java/net/lacolaco/smileessence/view/adapter/PageListAdapter.java
@@ -0,0 +1,186 @@
+/*
+ * 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;
+        }
+    }
+}