/* * Copyright (c) 2015 David Schulte * * 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 re.jcg.playmusicexporter.fragments; import android.content.Context; import android.os.Bundle; import android.support.v4.app.ListFragment; import android.view.View; import android.widget.ListView; import java.util.ArrayList; import java.util.List; import re.jcg.playmusicexporter.adapter.MusicContainerListAdapter; import de.arcus.playmusiclib.items.MusicTrackList; /** * A list fragment representing a list of Tracks. This fragment * also supports tablet devices by allowing list items to be given an * 'activated' state upon selection. This helps indicate which item is * currently being viewed in a {@link MusicTrackListFragment}. *
* Activities containing this fragment MUST implement the {@link Callbacks} * interface. */ public class MusicContainerListFragment extends ListFragment { /** * The serialization (saved instance state) Bundle key representing the * activated item position. Only used on tablets. */ private static final String STATE_ACTIVATED_POSITION = "activated_position"; /** * The fragment's current callback object, which is notified of list item * clicks. */ private Callbacks mCallbacks = sDummyCallbacks; /** * The current activated item position. Only used on tablets. */ private int mActivatedPosition = ListView.INVALID_POSITION; /** * A callback interface that all activities containing this fragment must * implement. This mechanism allows activities to be notified of item * selections. */ public interface Callbacks { /** * Callback for when an item has been selected. */ void onItemSelected(MusicTrackList musicTrackList); } /** * A dummy implementation of the {@link Callbacks} interface that does * nothing. Used only when this fragment is not attached to an activity. */ private static Callbacks sDummyCallbacks = musicTrackList -> { }; private MusicContainerListAdapter mMusicTrackListAdapter; /** * Mandatory empty constructor for the fragment manager to instantiate the * fragment (e.g. upon screen orientation changes). */ public MusicContainerListFragment() { } /** * Update the list view */ public void updateListView() { getListView().invalidateViews(); } /** * @param list Set the list */ public void setMusicTrackList(List extends MusicTrackList> list) { // Create a new list List