Android Open Source - PlayMusicExporter Music Track List Activity

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The source code is released under:
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 Soft...
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Java Source Code

/*
 * Copyright (c) 2015 David Schulte//from   w  ww . ja va2s.c  o m
 *
 * 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 de.arcus.playmusicexporter2.activitys;

import android.content.Intent;
import android.os.Bundle;
import android.support.v4.widget.DrawerLayout;
import android.support.v7.app.ActionBar;
import android.support.v7.app.ActionBarActivity;

import de.arcus.framework.logger.Logger;
import de.arcus.framework.crashhandler.CrashHandler;
import de.arcus.playmusicexporter2.R;
import de.arcus.playmusicexporter2.fragments.MusicTrackDetailFragment;
import de.arcus.playmusicexporter2.fragments.MusicTrackListFragment;
import de.arcus.playmusicexporter2.fragments.NavigationDrawerFragment;
import de.arcus.playmusiclib.PlayMusicManager;
import de.arcus.playmusiclib.datasources.AlbumDataSource;
import de.arcus.playmusiclib.datasources.ArtistDataSource;
import de.arcus.playmusiclib.datasources.PlaylistDataSource;
import de.arcus.playmusiclib.enums.ID3v2Version;
import de.arcus.playmusiclib.items.MusicTrackList;

/**
 * An activity representing a list of Tracks. This activity
 * has different presentations for handset and tablet-size devices. On
 * handsets, the activity presents a list of items, which when touched,
 * lead to a {@link MusicTrackDetailActivity} representing
 * item details. On tablets, the activity presents the list of items and
 * item details side-by-side using two vertical panes.
 * <p/>
 * The activity makes heavy use of fragments. The list of items is a
 * {@link de.arcus.playmusicexporter2.fragments.MusicTrackListFragment} and the item details
 * (if present) is a {@link de.arcus.playmusicexporter2.fragments.MusicTrackDetailFragment}.
 * <p/>
 * This activity also implements the required
 * {@link de.arcus.playmusicexporter2.fragments.MusicTrackListFragment.Callbacks} interface
 * to listen for item selections.
 */
public class MusicTrackListActivity extends ActionBarActivity
        implements MusicTrackListFragment.Callbacks
        , NavigationDrawerFragment.NavigationDrawerCallbacks {

    @Override
    public void onViewTypeChanged(NavigationDrawerFragment.ViewType viewType) {
        loadList(viewType);
    }

    /**
     * Whether or not the activity is in two-pane mode, i.e. running on a tablet
     * device.
     */
    private boolean mTwoPane;

    private PlayMusicManager mPlayMusicManager;

    private NavigationDrawerFragment mNavigationDrawerFragment;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_track_list);

        // Adds the crash handler to this class
        CrashHandler.addCrashHandler(this);

        Logger.getInstance().logVerbose("Activity", "onCreate(" + this.getLocalClassName() + ")");

        // Setup ActionBar
        ActionBar actionBar = getSupportActionBar();
        if (actionBar != null) {
            actionBar.setTitle(R.string.app_name);
        }


        mNavigationDrawerFragment = (NavigationDrawerFragment)
                getSupportFragmentManager().findFragmentById(R.id.navigation_drawer);

        mNavigationDrawerFragment.setOnListViewChanged(this);

        // Set up the drawer.
        mNavigationDrawerFragment.setUp(
                R.id.navigation_drawer,
                (DrawerLayout) findViewById(R.id.drawer_layout));

        if (findViewById(R.id.track_detail_container) != null) {
            // The detail container view will be present only in the
            // large-screen layouts (res/values-large and
            // res/values-sw600dp). If this view is present, then the
            // activity should be in two-pane mode.
            mTwoPane = true;

            // In two-pane mode, list items should be given the
            // 'activated' state when touched.
            ((MusicTrackListFragment) getSupportFragmentManager()
                    .findFragmentById(R.id.track_list))
                    .setActivateOnItemClick(true);
        }

        // Gets the running instance
        mPlayMusicManager = PlayMusicManager.getInstance();

        // Create a new instance
        if (mPlayMusicManager == null) {
            mPlayMusicManager = new PlayMusicManager(this);

            try {
                // Simple play ground
                mPlayMusicManager.startUp();
                mPlayMusicManager.setOfflineOnly(true);

                // Setup ID3
                mPlayMusicManager.setID3Enable(true);
                mPlayMusicManager.setID3EnableArtwork(true);
                mPlayMusicManager.setID3EnableFallback(true);
                mPlayMusicManager.setID3v2Version(ID3v2Version.ID3v23);

            } catch (Exception e) {
                Logger.getInstance().logError("Test", e.toString());
            }
        }

        loadList(NavigationDrawerFragment.ViewType.Album);


    }

    /**
     * Loads the music list with the current view type
     */
    private void loadList(NavigationDrawerFragment.ViewType viewType) {
        // Manager is not loaded
        if (mPlayMusicManager == null) return;

        // Gets the music list fragment
        MusicTrackListFragment musicTrackListFragment = (MusicTrackListFragment) getSupportFragmentManager()
                .findFragmentById(R.id.track_list);

        switch(viewType) {
            case Album:
                // Load all albums to the list
                AlbumDataSource dataSourceAlbum = new AlbumDataSource(mPlayMusicManager);
                dataSourceAlbum.setOfflineOnly(true);
                musicTrackListFragment.setMusicTrackList(dataSourceAlbum.getAll());
                break;
            case Artist:
                // Load all artists to the list
                ArtistDataSource dataSourceArtist = new ArtistDataSource(mPlayMusicManager);
                dataSourceArtist.setOfflineOnly(true);
                musicTrackListFragment.setMusicTrackList(dataSourceArtist.getAll());
                break;
            case Playlist:
                // Load all playlists to the list
                PlaylistDataSource dataSourcePlaylist = new PlaylistDataSource(mPlayMusicManager);
                dataSourcePlaylist.setOfflineOnly(true);
                musicTrackListFragment.setMusicTrackList(dataSourcePlaylist.getAll());
                break;
            case Rated:
                // Load all reated albums to the list
                AlbumDataSource dataSourceRatedAlbum = new AlbumDataSource(mPlayMusicManager);
                dataSourceRatedAlbum.setOfflineOnly(true);
                dataSourceRatedAlbum.setRatedOnly(true);
                musicTrackListFragment.setMusicTrackList(dataSourceRatedAlbum.getAll());
                break;
        }
    }

    /**
     * Callback method from {@link de.arcus.playmusicexporter2.fragments.MusicTrackListFragment.Callbacks}
     * indicating that the item with the given ID was selected.
     */
    @Override
    public void onItemSelected(MusicTrackList musicTrackList) {
        if (mTwoPane) {
            // In two-pane mode, show the detail view in this activity by
            // adding or replacing the detail fragment using a
            // fragment transaction.
            Bundle arguments = new Bundle();
            arguments.putLong(MusicTrackDetailFragment.ARG_MUSIC_TRACK_LIST_ID, musicTrackList.getMusicTrackListID());
            arguments.putString(MusicTrackDetailFragment.ARG_MUSIC_TRACK_LIST_TYPE, musicTrackList.getMusicTrackListType());
            MusicTrackDetailFragment fragment = new MusicTrackDetailFragment();
            fragment.setArguments(arguments);
            getSupportFragmentManager().beginTransaction()
                    .replace(R.id.track_detail_container, fragment)
                    .commit();

        } else {
            // In single-pane mode, simply start the detail activity
            // for the selected item ID.
            Intent detailIntent = new Intent(this, MusicTrackDetailActivity.class);
            detailIntent.putExtra(MusicTrackDetailFragment.ARG_MUSIC_TRACK_LIST_ID, musicTrackList.getMusicTrackListID());
            detailIntent.putExtra(MusicTrackDetailFragment.ARG_MUSIC_TRACK_LIST_TYPE, musicTrackList.getMusicTrackListType());
            startActivity(detailIntent);
        }
    }
}
Java Source Code List
