Merge "Remove MediaFocusControl persisting media button receiver" into lmp-dev (e19dfacb) · Commits · e / os / android_frameworks_base

media/java/android/media/AudioService.java

+0 −3

Original line number	Diff line number	Diff line
		@@ -815,9 +815,6 @@ public class AudioService extends IAudioService.Stub {
		broadcastVibrateSetting(AudioManager.VIBRATE_TYPE_RINGER);
		broadcastVibrateSetting(AudioManager.VIBRATE_TYPE_NOTIFICATION);

		// Restore the default media button receiver from the system settings
		mMediaFocusControl.restoreMediaButtonReceiver();

		// Load settings for the volume controller
		mVolumeController.loadSettings(cr);
		}

media/java/android/media/MediaFocusControl.java

+0 −132

Original line number	Diff line number	Diff line
		@@ -78,7 +78,6 @@ public class MediaFocusControl implements OnFinished {
		private final Context mContext;
		private final ContentResolver mContentResolver;
		private final AudioService.VolumeController mVolumeController;
		private final BroadcastReceiver mReceiver = new PackageIntentsReceiver();
		private final AppOpsManager mAppOps;
		private final KeyguardManager mKeyguardManager;
		private final AudioService mAudioService;
		@@ -103,16 +102,6 @@ public class MediaFocusControl implements OnFinished {
		mContext.getSystemService(Context.TELEPHONY_SERVICE);
		tmgr.listen(mPhoneStateListener, PhoneStateListener.LISTEN_CALL_STATE);

		// Register for package addition/removal/change intent broadcasts
		// for media button receiver persistence
		IntentFilter pkgFilter = new IntentFilter();
		pkgFilter.addAction(Intent.ACTION_PACKAGE_REMOVED);
		pkgFilter.addAction(Intent.ACTION_PACKAGE_ADDED);
		pkgFilter.addAction(Intent.ACTION_PACKAGE_CHANGED);
		pkgFilter.addAction(Intent.ACTION_PACKAGE_DATA_CLEARED);
		pkgFilter.addDataScheme("package");
		mContext.registerReceiver(mReceiver, pkgFilter);

		mAppOps = (AppOpsManager)mContext.getSystemService(Context.APP_OPS_SERVICE);
		mKeyguardManager =
		(KeyguardManager) mContext.getSystemService(Context.KEYGUARD_SERVICE);
		@@ -321,7 +310,6 @@ public class MediaFocusControl implements OnFinished {
		//==========================================================================================

		// event handler messages
		private static final int MSG_PERSIST_MEDIABUTTONRECEIVER = 0;
		private static final int MSG_RCDISPLAY_CLEAR = 1;
		private static final int MSG_RCDISPLAY_UPDATE = 2;
		private static final int MSG_REEVALUATE_REMOTE = 3;
		@@ -362,10 +350,6 @@ public class MediaFocusControl implements OnFinished {
		@Override
		public void handleMessage(Message msg) {
		switch(msg.what) {
		case MSG_PERSIST_MEDIABUTTONRECEIVER:
		onHandlePersistMediaButtonReceiver( (ComponentName) msg.obj );
		break;

		case MSG_RCDISPLAY_CLEAR:
		onRcDisplayClear();
		break;
		@@ -874,29 +858,6 @@ public class MediaFocusControl implements OnFinished {

		}

		private class PackageIntentsReceiver extends BroadcastReceiver {
		@Override
		public void onReceive(Context context, Intent intent) {
		String action = intent.getAction();
		if (action.equals(Intent.ACTION_PACKAGE_REMOVED)
		\|\| action.equals(Intent.ACTION_PACKAGE_DATA_CLEARED)) {
		if (!intent.getBooleanExtra(Intent.EXTRA_REPLACING, false)) {
		// a package is being removed, not replaced
		String packageName = intent.getData().getSchemeSpecificPart();
		if (packageName != null) {
		cleanupMediaButtonReceiverForPackage(packageName, true);
		}
		}
		} else if (action.equals(Intent.ACTION_PACKAGE_ADDED)
		\|\| action.equals(Intent.ACTION_PACKAGE_CHANGED)) {
		String packageName = intent.getData().getSchemeSpecificPart();
		if (packageName != null) {
		cleanupMediaButtonReceiverForPackage(packageName, false);
		}
		}
		}
		}

		private static boolean isValidMediaKeyEvent(KeyEvent keyEvent) {
		if (keyEvent == null) {
		return false;
		@@ -1111,85 +1072,6 @@ public class MediaFocusControl implements OnFinished {
		}
		}

		/**
		* Helper function:
		* Remove any entry in the remote control stack that has the same package name as packageName
		* Pre-condition: packageName != null
		*/
		private void cleanupMediaButtonReceiverForPackage(String packageName, boolean removeAll) {
		synchronized(mPRStack) {
		if (mPRStack.empty()) {
		return;
		} else {
		final PackageManager pm = mContext.getPackageManager();
		PlayerRecord oldTop = mPRStack.peek();
		Iterator<PlayerRecord> stackIterator = mPRStack.iterator();
		// iterate over the stack entries
		// (using an iterator on the stack so we can safely remove an entry after having
		// evaluated it, traversal order doesn't matter here)
		while(stackIterator.hasNext()) {
		PlayerRecord prse = stackIterator.next();
		if (removeAll
		&& packageName.equals(prse.getMediaButtonIntent().getCreatorPackage()))
		{
		// a stack entry is from the package being removed, remove it from the stack
		stackIterator.remove();
		prse.destroy();
		} else if (prse.getMediaButtonReceiver() != null) {
		try {
		// Check to see if this receiver still exists.
		pm.getReceiverInfo(prse.getMediaButtonReceiver(), 0);
		} catch (PackageManager.NameNotFoundException e) {
		// Not found -- remove it!
		stackIterator.remove();
		prse.destroy();
		}
		}
		}
		if (mPRStack.empty()) {
		// no saved media button receiver
		mEventHandler.sendMessage(
		mEventHandler.obtainMessage(MSG_PERSIST_MEDIABUTTONRECEIVER, 0, 0,
		null));
		} else if (oldTop != mPRStack.peek()) {
		// the top of the stack has changed, save it in the system settings
		// by posting a message to persist it; only do this however if it has
		// a concrete component name (is not a transient registration)
		PlayerRecord prse = mPRStack.peek();
		if (prse.getMediaButtonReceiver() != null) {
		mEventHandler.sendMessage(
		mEventHandler.obtainMessage(MSG_PERSIST_MEDIABUTTONRECEIVER, 0, 0,
		prse.getMediaButtonReceiver()));
		}
		}
		}
		}
		}

		/**
		* Helper function:
		* Restore remote control receiver from the system settings.
		*/
		protected void restoreMediaButtonReceiver() {
		String receiverName = Settings.System.getStringForUser(mContentResolver,
		Settings.System.MEDIA_BUTTON_RECEIVER, UserHandle.USER_CURRENT);
		if ((null != receiverName) && !receiverName.isEmpty()) {
		ComponentName eventReceiver = ComponentName.unflattenFromString(receiverName);
		if (eventReceiver == null) {
		// an invalid name was persisted
		return;
		}
		// construct a PendingIntent targeted to the restored component name
		// for the media button and register it
		Intent mediaButtonIntent = new Intent(Intent.ACTION_MEDIA_BUTTON);
		// the associated intent will be handled by the component being registered
		mediaButtonIntent.setComponent(eventReceiver);
		PendingIntent pi = PendingIntent.getBroadcast(mContext,
		0/requestCode, ignored/, mediaButtonIntent, 0/flags/);
		registerMediaButtonIntent(pi, eventReceiver, null /token/);
		}
		}

		/**
		* Helper function:
		* Push the new media button receiver "near" the top of the PlayerRecord stack.
		@@ -1258,13 +1140,6 @@ public class MediaFocusControl implements OnFinished {
		}
		}

		topChanged = (oldTopPrse != mPRStack.lastElement());
		// post message to persist the default media button receiver
		if (topChanged && (target != null)) {
		mEventHandler.sendMessage( mEventHandler.obtainMessage(
		MSG_PERSIST_MEDIABUTTONRECEIVER, 0, 0, target/obj/) );
		}

		} catch (ArrayIndexOutOfBoundsException e) {
		// not expected to happen, indicates improper concurrent modification or bad index
		Log.e(TAG, "Wrong index (inStack=" + inStackIndex + " lastPlaying=" + lastPlayingIndex
		@@ -1309,13 +1184,6 @@ public class MediaFocusControl implements OnFinished {
		return false;
		}

		private void onHandlePersistMediaButtonReceiver(ComponentName receiver) {
		Settings.System.putStringForUser(mContentResolver,
		Settings.System.MEDIA_BUTTON_RECEIVER,
		receiver == null ? "" : receiver.flattenToString(),
		UserHandle.USER_CURRENT);
		}

		//==========================================================================================
		// Remote control display / client
		//==========================================================================================