[Media ML] Add setting custom MediaButtonReceiver (fcc3b512) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/media/MediaKeyDispatcher.java

+19 −1

Original line number	Diff line number	Diff line
		@@ -19,6 +19,7 @@ package com.android.server.media;
		import android.annotation.IntDef;
		import android.annotation.NonNull;
		import android.annotation.Nullable;
		import android.app.PendingIntent;
		import android.media.session.ISessionManager;
		import android.media.session.MediaSession;
		import android.os.Binder;
		@@ -76,6 +77,9 @@ public abstract class MediaKeyDispatcher {
		/**
		* Implement this to customize the logic for which MediaSession should consume which key event.
		*
		* Note: This session will have greater priority over the {@link PendingIntent} returned from
		* {@link #getCustomMediaButtonReceiver()}.
		*
		* @param keyEvent a non-null KeyEvent whose key code is one of the supported media buttons.
		* @param uid the uid value retrieved by calling {@link Binder#getCallingUid()} from
		* {@link ISessionManager#dispatchMediaKeyEvent(String, boolean, KeyEvent, boolean)}
		@@ -84,11 +88,25 @@ public abstract class MediaKeyDispatcher {
		* @return a {@link MediaSession.Token} instance that should consume the given key event.
		*/
		@Nullable
		MediaSession.Token getSessionForKeyEvent(@NonNull KeyEvent keyEvent, int uid,
		MediaSession.Token getCustomMediaSession(@NonNull KeyEvent keyEvent, int uid,
		boolean asSystemService) {
		return null;
		}

		/**
		* Implement this to customize the logic for which MediaButtonReceiver should consume a
		* dispatched key event.
		*
		* Note: This pending intent will have lower priority over the {@link MediaSession.Token}
		* returned from {@link #getCustomMediaButtonReceiver()}.
		*
		* @return a {@link PendingIntent} instance that should receive the dispatched key event.
		*/
		@Nullable
		PendingIntent getCustomMediaButtonReceiver() {
		return null;
		}

		/**
		* Gets the map of key code -> {@link KeyEventType} that have been overridden.
		* <p>

services/core/java/com/android/server/media/MediaSessionService.java

+17 −8

Original line number	Diff line number	Diff line
		@@ -2404,18 +2404,31 @@ public class MediaSessionService extends SystemService implements Monitor {
		return;
		}
		MediaSessionRecord session = null;
		MediaButtonReceiverHolder mediaButtonReceiverHolder = null;

		// Retrieve custom session for key event if it exists.
		if (mCustomMediaKeyDispatcher != null) {
		MediaSession.Token token = mCustomMediaKeyDispatcher.getSessionForKeyEvent(
		MediaSession.Token token = mCustomMediaKeyDispatcher.getCustomMediaSession(
		keyEvent, uid, asSystemService);
		if (token != null) {
		session = getMediaSessionRecordLocked(token);
		}
		}

		if (session == null) {
		PendingIntent pi = mCustomMediaKeyDispatcher.getCustomMediaButtonReceiver();
		if (pi != null) {
		mediaButtonReceiverHolder = MediaButtonReceiverHolder.create(mContext,
		mCurrentFullUserRecord.mFullUserId, pi);
		}
		}
		}

		if (session == null && mediaButtonReceiverHolder == null) {
		session = (MediaSessionRecord) mCurrentFullUserRecord.getMediaButtonSessionLocked();

		if (session == null) {
		mediaButtonReceiverHolder =
		mCurrentFullUserRecord.mLastMediaButtonReceiverHolder;
		}
		}

		if (session != null) {
		@@ -2438,16 +2451,12 @@ public class MediaSessionService extends SystemService implements Monitor {
		} catch (RemoteException e) {
		Log.w(TAG, "Failed to send callback", e);
		}
		} else if (mCurrentFullUserRecord.mLastMediaButtonReceiverHolder != null) {
		} else if (mediaButtonReceiverHolder != null) {
		if (needWakeLock) {
		mKeyEventReceiver.acquireWakeLockLocked();
		}
		String callingPackageName =
		(asSystemService) ? mContext.getPackageName() : packageName;

		MediaButtonReceiverHolder mediaButtonReceiverHolder =
		mCurrentFullUserRecord.mLastMediaButtonReceiverHolder;

		boolean sent = mediaButtonReceiverHolder.send(
		mContext, keyEvent, callingPackageName,
		needWakeLock ? mKeyEventReceiver.mLastTimeoutId : -1, mKeyEventReceiver,