BaseLiveListFragment.java

package be.digitalia.fosdem.fragments;

import android.database.Cursor;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.app.LoaderManager.LoaderCallbacks;
import android.support.v4.content.Loader;
import android.support.v7.widget.DividerItemDecoration;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;

import be.digitalia.fosdem.adapters.EventsAdapter;

public abstract class BaseLiveListFragment extends RecyclerViewFragment implements LoaderCallbacks<Cursor> {

	private static final int EVENTS_LOADER_ID = 1;

	private EventsAdapter adapter;

	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		adapter = new EventsAdapter(getActivity(), false);
	}

	@Override
	protected void onRecyclerViewCreated(RecyclerView recyclerView, Bundle savedInstanceState) {
		Fragment parentFragment = getParentFragment();
		if (parentFragment instanceof RecycledViewPoolProvider) {
			recyclerView.setRecycledViewPool(((RecycledViewPoolProvider) parentFragment).getRecycledViewPool());
		}

		recyclerView.setLayoutManager(new LinearLayoutManager(recyclerView.getContext()));
		recyclerView.addItemDecoration(new DividerItemDecoration(recyclerView.getContext(), DividerItemDecoration.VERTICAL));
		recyclerView.setAdapter(adapter);
	}

	@Override
	public void onActivityCreated(Bundle savedInstanceState) {
		super.onActivityCreated(savedInstanceState);

		setEmptyText(getEmptyText());
		setProgressBarVisible(true);

		getLoaderManager().initLoader(EVENTS_LOADER_ID, null, this);
	}

	protected abstract String getEmptyText();

	@Override
	public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
		if (data != null) {
			adapter.swapCursor(data);
		}

		setProgressBarVisible(false);
	}

	@Override
	public void onLoaderReset(Loader<Cursor> loader) {
		adapter.swapCursor(null);
	}
}