FriendsFragment.java

package course.labs.notificationslab;

import android.app.Activity;
import android.app.ListFragment;
import android.os.Bundle;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.ListView;

public class FriendsFragment extends ListFragment {

	private SelectionListener mCallback;

	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setListAdapter(new ArrayAdapter<String>(getActivity(),
				android.R.layout.simple_list_item_1,
				MainActivity.FRIENDS));
	}

	@Override
	public void onAttach(Activity activity) {
		super.onAttach(activity);

		// This makes sure that the container activity has implemented
		// the callback interface. If not, it throws an exception
		try {
			mCallback = (SelectionListener) activity;
		} catch (ClassCastException e) {
			throw new ClassCastException(activity.toString()
					+ " must implement SelectionListener");
		}
	}

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

		getListView().setChoiceMode(ListView.CHOICE_MODE_SINGLE);

	}

	@Override
	public void onListItemClick(ListView l, View view, int position, long id) {
		// Send the event to the host activity
		mCallback.onItemSelected(position);
	}
}