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The source code is released under:
MIT License
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package com.ilkkalaukkanen.haavi; /*from ww w . java 2 s . co m*/ import android.app.ActionBar; import android.content.ComponentName; import android.content.Intent; import android.content.ServiceConnection; import android.media.AudioManager; import android.net.Uri; import android.os.Bundle; import android.os.IBinder; import android.support.v4.app.NavUtils; import android.util.Log; import android.view.MenuItem; import com.google.inject.Inject; import roboguice.activity.RoboFragmentActivity; /** * An activity representing a single Episode detail screen. This activity is only used on handset devices. On * tablet-size devices, item details are presented side-by-side with a list of items in a {@link EpisodeListActivity}. * <p/> * This activity is mostly just a 'shell' activity containing nothing more than a {@link EpisodeDetailFragment}. */ public class EpisodeDetailActivity extends RoboFragmentActivity implements PlaybackControlFragment.PlaybackControlListener, AudioManager.OnAudioFocusChangeListener { public static final String EXTRA_ITEM_TITLE = "item_title"; public static final String EXTRA_ITEM_DESCRIPTION = "item_description"; public static final String EXTRA_ITEM_URL = "item_url"; private static final String TAG = "EpisodeDetailActivity"; private String title; private String description; private String url; @Inject AudioManager audioManager; private PlayerService.LocalPlayerBinder playerInterface; private boolean playerBound = false; private PlayerService.PlaybackStateListener playbackStateListener = new PlayerService.PlaybackStateListener() { @Override public void playbackPaused() { if (toggleStateInterface != null) { toggleStateInterface.setPaused(); } } @Override public void playbackStarted() { if (toggleStateInterface != null) { toggleStateInterface.setPlaying(); } } }; private final ServiceConnection playerServiceConnection = new ServiceConnection() { @Override public void onServiceConnected(final ComponentName name, final IBinder service) { Log.d(TAG, "onServiceConnected: " + name); if (PlayerService.PLAYER_INTERFACE_NAME.equals(name.getClassName())) { playerInterface = (PlayerService.LocalPlayerBinder) service; playerInterface.setPlaybackStateListener(playbackStateListener); playerBound = true; Log.d(TAG, "Player interface bound"); } else { Log.w(TAG, "Unknown interface"); } } @Override public void onServiceDisconnected(final ComponentName name) { playerBound = false; } }; private PlaybackControlFragment.ToggleStateInterface toggleStateInterface; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_episode_detail); final Intent intent = getIntent(); title = intent.getStringExtra(EXTRA_ITEM_TITLE); description = intent.getStringExtra(EXTRA_ITEM_DESCRIPTION); url = intent.getStringExtra(EXTRA_ITEM_URL); // Show the Up button in the action bar. final ActionBar actionBar = getActionBar(); assert actionBar != null; actionBar.setDisplayHomeAsUpEnabled(true); // savedInstanceState is non-null when there is fragment state // saved from previous configurations of this activity // (e.g. when rotating the screen from portrait to landscape). // In this case, the fragment will automatically be re-added // to its container so we don't need to manually add it. // For more information, see the Fragments API guide at: // // http://developer.android.com/guide/components/fragments.html // if (savedInstanceState == null) { // Create the detail fragment and add it to the activity // using a fragment transaction. Bundle arguments = new Bundle(); arguments.putString(EpisodeDetailFragment.ARG_ITEM_TITLE, title); arguments.putString(EpisodeDetailFragment.ARG_ITEM_DESCRIPTION, description); arguments.putString(EpisodeDetailFragment.ARG_ITEM_URL, url); // arguments.putString(EpisodeDetailFragment.ARG_ITEM_ID, // intent.getStringExtra(EpisodeDetailFragment.ARG_ITEM_ID)); EpisodeDetailFragment fragment = new EpisodeDetailFragment(); fragment.setArguments(arguments); getFragmentManager().beginTransaction() .add(R.id.episode_detail_container, fragment) .commit(); } else { // TODO: get back playback progress probably? Log.d(TAG, "Should get current playback progress here"); } } @Override protected void onResume() { super.onResume(); PlaybackControlFragment frag = (PlaybackControlFragment) getFragmentManager().findFragmentByTag( "playback_controls"); assert frag != null; toggleStateInterface = frag.getToggleStateInterface(); // bind to playback service if (!bindService(new Intent(this, PlayerService.class), playerServiceConnection, BIND_AUTO_CREATE)) { throw new AssertionError(); } } @Override protected void onPause() { super.onPause(); unbindService(playerServiceConnection); } @Override protected void onDestroy() { super.onDestroy(); } @Override protected void onSaveInstanceState(final Bundle outState) { super.onSaveInstanceState(outState); // TODO: save playback progress probably? } @Override public boolean onOptionsItemSelected(MenuItem item) { int id = item.getItemId(); if (id == android.R.id.home) { // This ID represents the Home or Up button. In the case of this // activity, the Up button is shown. Use NavUtils to allow users // to navigate up one level in the application structure. For // more details, see the Navigation pattern on Android Design: // // http://developer.android.com/design/patterns/navigation.html#up-vs-back // NavUtils.navigateUpTo(this, new Intent(this, EpisodeListActivity.class)); return true; } return super.onOptionsItemSelected(item); } @Override public void onSkipBackward() { } @Override public void onSkipForward() { } @Override public void onTogglePlayback() { if (!playerBound) { Log.e(TAG, "No player interface in onTogglePlayback"); return; } final PlayerService service = playerInterface.getService(); if (!service.isPlaying()) { final int result = audioManager.requestAudioFocus(this, AudioManager.STREAM_MUSIC, AudioManager.AUDIOFOCUS_GAIN); if (result != AudioManager.AUDIOFOCUS_REQUEST_GRANTED) { // TODO: what to do? Log.w(TAG, "Didn't get audio focus!"); } if (service.isPaused()) { service.play(); } else { final Intent intent = new Intent(EpisodeDetailActivity.this, PlayerService.class) .setAction(PlayerService.ACTION_PLAY) .setData(Uri.parse(url)) .putExtra(PlayerService.EXTRA_TITLE, title); startService(intent); } toggleStateInterface.setPlaying(); } else { service.pause(); toggleStateInterface.setPaused(); } } @Override public void onAudioFocusChange(final int focusChange) { if (!playerBound) { Log.e(TAG, "No player interface in onTogglePlayback"); return; } playerInterface.getService().pause(); } }