From a9dfbe8b122d746cf8841fe1b13d31e7e0fc9c52 Mon Sep 17 00:00:00 2001
From: John Spurlock <jspurlock@google.com>
Date: Tue, 17 Feb 2015 11:01:51 -0500
Subject: [PATCH] Volume: Allow dialog to query "muteable" streams.

Similar to the existing ability to query streams affected
by ringer mode.

Bug:19260237
Change-Id: I76eb5ab6b7c7e3a4d73ac1909289c560194d4fe8
---
 media/java/android/media/AudioManager.java          | 13 +++++++++++++
 media/java/android/media/IAudioService.aidl         |  2 ++
 .../java/com/android/server/audio/AudioService.java |  1 +
 3 files changed, 16 insertions(+)

diff --git a/media/java/android/media/AudioManager.java b/media/java/android/media/AudioManager.java
index 7084eba2b09f1..da89cf454b818 100644
--- a/media/java/android/media/AudioManager.java
+++ b/media/java/android/media/AudioManager.java
@@ -3330,6 +3330,19 @@ public class AudioManager {
         }
     }
 
+    /**
+     * Only useful for volume controllers.
+     * @hide
+     */
+    public boolean isStreamAffectedByMute(int streamType) {
+        try {
+            return getService().isStreamAffectedByMute(streamType);
+        } catch (RemoteException e) {
+            Log.w(TAG, "Error calling isStreamAffectedByMute", e);
+            return false;
+        }
+    }
+
     /**
      * Only useful for volume controllers.
      * @hide
diff --git a/media/java/android/media/IAudioService.aidl b/media/java/android/media/IAudioService.aidl
index dabd9c269ca83..17f5b59f0255c 100644
--- a/media/java/android/media/IAudioService.aidl
+++ b/media/java/android/media/IAudioService.aidl
@@ -202,6 +202,8 @@ interface IAudioService {
 
     boolean isStreamAffectedByRingerMode(int streamType);
 
+    boolean isStreamAffectedByMute(int streamType);
+
     void disableSafeMediaVolume();
 
     int setHdmiSystemAudioSupported(boolean on);
diff --git a/services/core/java/com/android/server/audio/AudioService.java b/services/core/java/com/android/server/audio/AudioService.java
index 430142723ec19..201b1b705a2d6 100644
--- a/services/core/java/com/android/server/audio/AudioService.java
+++ b/services/core/java/com/android/server/audio/AudioService.java
@@ -3208,6 +3208,7 @@ public class AudioService extends IAudioService.Stub {
         return false;
     }
 
+    @Override
     public boolean isStreamAffectedByMute(int streamType) {
         return (mMuteAffectedStreams & (1 << streamType)) != 0;
     }