@Override
public void onMediaItemSelected(MediaBrowser.MediaItem item) {
LogHelper.d(TAG, "onMediaItemSelected, mediaId=" + item.getMediaId());
if (item.isPlayable()) {
getMediaController().getTransportControls().playFromMediaId(item.getMediaId(), null);
} else if (item.isBrowsable()) {
navigateToBrowser(item.getMediaId());
} else {
LogHelper.w(
TAG,
"Ignoring MediaItem that is neither browsable nor playable: ",
"mediaId=",
item.getMediaId());
}
}
@Override
public void setToolbarTitle(CharSequence title) {
LogHelper.d(TAG, "Setting toolbar title to ", title);
if (title == null) {
title = getString(R.string.app_name);
}
setTitle(title);
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
LogHelper.d(TAG, "Activity onCreate");
setContentView(R.layout.activity_player);
initializeToolbar();
initializeFromParams(savedInstanceState, getIntent());
// Only check if a full screen player is needed on the first time:
if (savedInstanceState == null) {
startFullScreenActivityIfNeeded(getIntent());
}
}
private void navigateToBrowser(String mediaId) {
LogHelper.d(TAG, "navigateToBrowser, mediaId=" + mediaId);
MediaBrowserFragment fragment = getBrowseFragment();
if (fragment == null || !TextUtils.equals(fragment.getMediaId(), mediaId)) {
fragment = new MediaBrowserFragment();
fragment.setMediaId(mediaId);
FragmentTransaction transaction = getFragmentManager().beginTransaction();
transaction.setCustomAnimations(
R.animator.slide_in_from_right, R.animator.slide_out_to_left,
R.animator.slide_in_from_left, R.animator.slide_out_to_right);
transaction.replace(R.id.container, fragment, FRAGMENT_TAG);
// If this is not the top level media (root), we add it to the fragment back stack,
// so that actionbar toggle and Back will work appropriately:
if (mediaId != null) {
transaction.addToBackStack(null);
}
transaction.commit();
}
}
protected void initializeFromParams(Bundle savedInstanceState, Intent intent) {
String mediaId = null;
// check if we were started from a "Play XYZ" voice search. If so, we save the extras
// (which contain the query details) in a parameter, so we can reuse it later, when the
// MediaSession is connected.
if (intent.getAction() != null
&& intent.getAction().equals(MediaStore.INTENT_ACTION_MEDIA_PLAY_FROM_SEARCH)) {
mVoiceSearchParams = intent.getExtras();
LogHelper.d(
TAG,
"Starting from voice search query=",
mVoiceSearchParams.getString(SearchManager.QUERY));
} else {
if (savedInstanceState != null) {
// If there is a saved media ID, use it
mediaId = savedInstanceState.getString(SAVED_MEDIA_ID);
}
}
navigateToBrowser(mediaId);
}
/**
* Main activity for the music player. This class hold the MediaBrowser and the MediaController
* instances. It will create a MediaBrowser when it is created and connect/disconnect on start/stop.
* Thus, a MediaBrowser will be always connected while this activity is running.
*/
public class MusicPlayerActivity extends BaseActivity
implements MediaBrowserFragment.MediaFragmentListener {
private static final String TAG = LogHelper.makeLogTag(MusicPlayerActivity.class);
private static final String SAVED_MEDIA_ID = "com.example.android.uamp.MEDIA_ID";
private static final String FRAGMENT_TAG = "uamp_list_container";
public static final String EXTRA_START_FULLSCREEN =
"com.example.android.uamp.EXTRA_START_FULLSCREEN";
/**
* Optionally used with {@link #EXTRA_START_FULLSCREEN} to carry a MediaDescription to the {@link
* FullScreenPlayerActivity}, speeding up the screen rendering while the {@link
* android.media.session.MediaController} is connecting.
*/
public static final String EXTRA_CURRENT_MEDIA_DESCRIPTION =
"com.example.android.uamp.CURRENT_MEDIA_DESCRIPTION";
private Bundle mVoiceSearchParams;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
LogHelper.d(TAG, "Activity onCreate");
setContentView(R.layout.activity_player);
initializeToolbar();
initializeFromParams(savedInstanceState, getIntent());
// Only check if a full screen player is needed on the first time:
if (savedInstanceState == null) {
startFullScreenActivityIfNeeded(getIntent());
}
}
@Override
protected void onSaveInstanceState(Bundle outState) {
String mediaId = getMediaId();
if (mediaId != null) {
outState.putString(SAVED_MEDIA_ID, mediaId);
}
super.onSaveInstanceState(outState);
}
@Override
public void onMediaItemSelected(MediaBrowser.MediaItem item) {
LogHelper.d(TAG, "onMediaItemSelected, mediaId=" + item.getMediaId());
if (item.isPlayable()) {
getMediaController().getTransportControls().playFromMediaId(item.getMediaId(), null);
} else if (item.isBrowsable()) {
navigateToBrowser(item.getMediaId());
} else {
LogHelper.w(
TAG,
"Ignoring MediaItem that is neither browsable nor playable: ",
"mediaId=",
item.getMediaId());
}
}
@Override
public void setToolbarTitle(CharSequence title) {
LogHelper.d(TAG, "Setting toolbar title to ", title);
if (title == null) {
title = getString(R.string.app_name);
}
setTitle(title);
}
@Override
protected void onNewIntent(Intent intent) {
LogHelper.d(TAG, "onNewIntent, intent=" + intent);
initializeFromParams(null, intent);
startFullScreenActivityIfNeeded(intent);
}
private void startFullScreenActivityIfNeeded(Intent intent) {
if (intent != null && intent.getBooleanExtra(EXTRA_START_FULLSCREEN, false)) {
Intent fullScreenIntent =
new Intent(this, FullScreenPlayerActivity.class)
.setFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP | Intent.FLAG_ACTIVITY_CLEAR_TOP)
.putExtra(
EXTRA_CURRENT_MEDIA_DESCRIPTION,
intent.getParcelableExtra(EXTRA_CURRENT_MEDIA_DESCRIPTION));
startActivity(fullScreenIntent);
}
}
protected void initializeFromParams(Bundle savedInstanceState, Intent intent) {
String mediaId = null;
// check if we were started from a "Play XYZ" voice search. If so, we save the extras
// (which contain the query details) in a parameter, so we can reuse it later, when the
// MediaSession is connected.
if (intent.getAction() != null
&& intent.getAction().equals(MediaStore.INTENT_ACTION_MEDIA_PLAY_FROM_SEARCH)) {
mVoiceSearchParams = intent.getExtras();
LogHelper.d(
TAG,
"Starting from voice search query=",
mVoiceSearchParams.getString(SearchManager.QUERY));
} else {
if (savedInstanceState != null) {
// If there is a saved media ID, use it
mediaId = savedInstanceState.getString(SAVED_MEDIA_ID);
}
}
navigateToBrowser(mediaId);
}
private void navigateToBrowser(String mediaId) {
LogHelper.d(TAG, "navigateToBrowser, mediaId=" + mediaId);
MediaBrowserFragment fragment = getBrowseFragment();
if (fragment == null || !TextUtils.equals(fragment.getMediaId(), mediaId)) {
fragment = new MediaBrowserFragment();
fragment.setMediaId(mediaId);
FragmentTransaction transaction = getFragmentManager().beginTransaction();
transaction.setCustomAnimations(
R.animator.slide_in_from_right, R.animator.slide_out_to_left,
R.animator.slide_in_from_left, R.animator.slide_out_to_right);
transaction.replace(R.id.container, fragment, FRAGMENT_TAG);
// If this is not the top level media (root), we add it to the fragment back stack,
// so that actionbar toggle and Back will work appropriately:
if (mediaId != null) {
transaction.addToBackStack(null);
}
transaction.commit();
}
}
public String getMediaId() {
MediaBrowserFragment fragment = getBrowseFragment();
if (fragment == null) {
return null;
}
return fragment.getMediaId();
}
private MediaBrowserFragment getBrowseFragment() {
return (MediaBrowserFragment) getFragmentManager().findFragmentByTag(FRAGMENT_TAG);
}
@Override
protected void onMediaControllerConnected() {
if (mVoiceSearchParams != null) {
// If there is a bootstrap parameter to start from a search query, we
// send it to the media session and set it to null, so it won't play again
// when the activity is stopped/started or recreated:
String query = mVoiceSearchParams.getString(SearchManager.QUERY);
getMediaController().getTransportControls().playFromSearch(query, mVoiceSearchParams);
mVoiceSearchParams = null;
}
getBrowseFragment().onConnected();
}
}
@Override
protected void onNewIntent(Intent intent) {
LogHelper.d(TAG, "onNewIntent, intent=" + intent);
initializeFromParams(null, intent);
startFullScreenActivityIfNeeded(intent);
}
