AudioManager: Add wrapper methods for master volume support (fa7b0614) · Commits · e / os / android_frameworks_base

media/java/android/media/AudioManager.java

+65 −0

Original line number	Diff line number	Diff line
		@@ -719,6 +719,71 @@ public class AudioManager {
		}
		}

		/**
		* Returns the maximum volume index for master volume.
		*
		* @hide
		*/
		public int getMasterMaxVolume() {
		IAudioService service = getService();
		try {
		return service.getMasterMaxVolume();
		} catch (RemoteException e) {
		Log.e(TAG, "Dead object in getMasterMaxVolume", e);
		return 0;
		}
		}

		/**
		* Returns the current volume index for master volume.
		*
		* @return The current volume index for master volume.
		* @hide
		*/
		public int getMasterVolume() {
		IAudioService service = getService();
		try {
		return service.getMasterVolume();
		} catch (RemoteException e) {
		Log.e(TAG, "Dead object in getMasterVolume", e);
		return 0;
		}
		}

		/**
		* Get last audible volume before master volume was muted.
		*
		* @hide
		*/
		public int getLastAudibleMasterVolume() {
		IAudioService service = getService();
		try {
		return service.getLastAudibleMasterVolume();
		} catch (RemoteException e) {
		Log.e(TAG, "Dead object in getLastAudibleMasterVolume", e);
		return 0;
		}
		}

		/**
		* Sets the volume index for master volume.
		*
		* @param index The volume index to set. See
		* {@link #getMasterMaxVolume(int)} for the largest valid value.
		* @param flags One or more flags.
		* @see #getMasterMaxVolume(int)
		* @see #getMasterVolume(int)
		* @hide
		*/
		public void setMasterVolume(int index, int flags) {
		IAudioService service = getService();
		try {
		service.setMasterVolume(index, flags);
		} catch (RemoteException e) {
		Log.e(TAG, "Dead object in setMasterVolume", e);
		}
		}

		/**
		* Solo or unsolo a particular stream. All other streams are muted.
		* <p>