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package net.lacolaco.smileessence.view.adapter;
import android.app.Activity;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import net.lacolaco.smileessence.util.UIHandler;
import net.lacolaco.smileessence.viewmodel.IViewModel;
import java.util.*;
public abstract class CustomListAdapter<T extends IViewModel> extends BaseAdapter {
// ------------------------------ FIELDS ------------------------------
private boolean isNotifiable = true;
private List<T> frozenList = new ArrayList<>();
private Activity activity;
// --------------------------- CONSTRUCTORS ---------------------------
public CustomListAdapter(Activity activity) {
this.activity = activity;
}
// --------------------- GETTER / SETTER METHODS ---------------------
public final boolean isNotifiable() {
return isNotifiable;
}
public final void setNotifiable(boolean notifiable) {
isNotifiable = notifiable;
}
// --------------------- Interface BaseAdapter ---------------------
@Override
public final int getCount() {
return frozenList.size();
}
@Override
public final T getItem(int position) {
return frozenList.get(position);
}
@Override
public long getItemId(int position) {
return position;
}
@Override
public final View getView(int position, View convertView, ViewGroup parent) {
return getItem(position).getView(activity, activity.getLayoutInflater(), convertView);
}
// ------------------------ OVERRIDE METHODS ------------------------
@Override
public final void notifyDataSetChanged() {
frozenList = getFrozenList();
super.notifyDataSetChanged();
}
// -------------------------- OTHER METHODS --------------------------
protected abstract List<T> getFrozenList();
public void update() {
if (isNotifiable()) {
updateForce();
}
}
public void updateForce() {
new UIHandler().post(this::notifyDataSetChanged);
}
}
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