Merge "Add Bluetooth headset API to allow disabling audio route." into cw-e-dev am: cb8749c903 am: 0fa22022a3 am: e2861471b9

am: 52d93db91d

* commit '52d93db91dcf883f236c7b1e75d1dd4b2421a1d3':
  Add Bluetooth headset API to allow disabling audio route.

core/java/android/bluetooth/BluetoothHeadset.java

@@ -684,6 +684,48 @@ public final class BluetoothHeadset implements BluetoothProfile {
         return BluetoothHeadset.STATE_AUDIO_DISCONNECTED;
     }
 
+    /**
+     * Sets whether audio routing is allowed. When set to {@code false}, the AG will not route any
+     * audio to the HF unless explicitly told to.
+     * This method should be used in cases where the SCO channel is shared between multiple profiles
+     * and must be delegated by a source knowledgeable
+     * Note: This is an internal function and shouldn't be exposed
+     *
+     * @param allowed {@code true} if the profile can reroute audio, {@code false} otherwise.
+     *
+     * @hide
+     */
+    public void setAudioRouteAllowed(boolean allowed) {
+        if (VDBG) log("setAudioRouteAllowed");
+        if (mService != null && isEnabled()) {
+            try {
+                mService.setAudioRouteAllowed(allowed);
+            } catch (RemoteException e) {Log.e(TAG, e.toString());}
+        } else {
+            Log.w(TAG, "Proxy not attached to service");
+            if (DBG) Log.d(TAG, Log.getStackTraceString(new Throwable()));
+        }
+    }
+
+    /**
+     * Returns whether audio routing is allowed. see {@link #setAudioRouteAllowed(boolean)}.
+     * Note: This is an internal function and shouldn't be exposed
+     *
+     * @hide
+     */
+    public boolean getAudioRouteAllowed() {
+        if (VDBG) log("getAudioRouteAllowed");
+        if (mService != null && isEnabled()) {
+            try {
+                return mService.getAudioRouteAllowed();
+            } catch (RemoteException e) {Log.e(TAG, e.toString());}
+        } else {
+            Log.w(TAG, "Proxy not attached to service");
+            if (DBG) Log.d(TAG, Log.getStackTraceString(new Throwable()));
+        }
+        return false;
+    }
+
     /**
      * Check if Bluetooth SCO audio is connected.
      *

core/java/android/bluetooth/IBluetoothHeadset.aidl

@@ -50,6 +50,8 @@ interface IBluetoothHeadset {
     boolean isAudioOn();
     boolean connectAudio();
     boolean disconnectAudio();
+    void setAudioRouteAllowed(boolean allowed);
+    boolean getAudioRouteAllowed();
     boolean startScoUsingVirtualVoiceCall(in BluetoothDevice device);
     boolean stopScoUsingVirtualVoiceCall(in BluetoothDevice device);
     void phoneStateChanged(int numActive, int numHeld, int callState, String number, int type);