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Commit f2e6b136 authored by Jaikumar Ganesh's avatar Jaikumar Ganesh
Browse files

Add APIs for starting and stopping a virtual call. 

This API is useful for cases where the user wants to play
their voicemail, for example, through their Bluetooth headsets.

Original Change by: kausik@broadcom.com

Change-Id: I6bc8929c359d698a1bacdefab4425e3a0ac5d8dd
parent de04e524

core/java/android/bluetooth/BluetoothHeadset.java

+45 −0
Original line number Diff line number Diff line
@@ -621,6 +621,51 @@ public final class BluetoothHeadset implements BluetoothProfile { 
        return BluetoothHeadset.STATE_AUDIO_DISCONNECTED;

    }



    /**

     * Initiates a Virtual Voice Call to the handsfree device (if connected).

     * Allows the handsfree device to be used for routing non-cellular call audio

     *

     * @param device Remote Bluetooth Device

     * @return true if successful, false if there was some error.

     * @hide

     */

    public boolean startVirtualVoiceCall(BluetoothDevice device) {

        if (DBG) log("startVirtualVoiceCall()");

        if (mService != null && isEnabled() && isValidDevice(device)) {

            try {

                return mService.startVirtualVoiceCall(device);

            } 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;

    }



    /**

     * Terminates an ongoing Virtual Voice Call to the handsfree device (if connected).

     *

     * @param device Remote Bluetooth Device

     * @return true if successful, false if there was some error.

     * @hide

     */

    public boolean stopVirtualVoiceCall(BluetoothDevice device) {

        if (DBG) log("stopVirtualVoiceCall()");

        if (mService != null && isEnabled() && isValidDevice(device)) {

            try {

                return mService.stopVirtualVoiceCall(device);

            } 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;

    }



    private ServiceConnection mConnection = new ServiceConnection() {

        public void onServiceConnected(ComponentName className, IBinder service) {

            if (DBG) Log.d(TAG, "Proxy object connected");

core/java/android/bluetooth/IBluetoothHeadset.aidl

+3 −0
Original line number Diff line number Diff line
@@ -47,4 +47,7 @@ interface IBluetoothHeadset { 
    boolean disconnectHeadsetInternal(in BluetoothDevice device);

    boolean setAudioState(in BluetoothDevice device, int state);

    int getAudioState(in BluetoothDevice device);



    boolean startVirtualVoiceCall(in BluetoothDevice device);

    boolean stopVirtualVoiceCall(in BluetoothDevice device);

}