| /* |
| * Copyright (c) 2016, The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.android.car.stream.telecom; |
| |
| import android.content.Intent; |
| import android.os.Binder; |
| import android.os.IBinder; |
| import android.telecom.Call; |
| import android.telecom.CallAudioState; |
| import android.telecom.InCallService; |
| import android.util.Log; |
| |
| /** |
| * {@link InCallService} to listen for incoming calls and changes in call state. |
| */ |
| public class StreamInCallService extends InCallService { |
| public static final String LOCAL_INCALL_SERVICE_BIND_ACTION = "stream_incall_service_action"; |
| private static final String TAG = "StreamInCallService"; |
| private final IBinder mBinder = new StreamInCallServiceBinder(); |
| |
| private InCallServiceCallback mCallback; |
| |
| /** |
| * Callback interface to receive changes in the call state. |
| */ |
| public interface InCallServiceCallback { |
| void onCallAdded(Call call); |
| |
| void onCallRemoved(Call call); |
| |
| void onCallAudioStateChanged(CallAudioState audioState); |
| } |
| |
| public class StreamInCallServiceBinder extends Binder { |
| StreamInCallService getService() { |
| return StreamInCallService.this; |
| } |
| } |
| |
| public void setCallback(InCallServiceCallback callback) { |
| mCallback = callback; |
| } |
| |
| @Override |
| public IBinder onBind(Intent intent) { |
| // This service can be bound by the framework or a local stream producer. |
| // Check the action and return the appropriate IBinder. |
| if (LOCAL_INCALL_SERVICE_BIND_ACTION.equals(intent.getAction())) { |
| if (Log.isLoggable(TAG, Log.DEBUG)) { |
| Log.d(TAG, "onBind with action: LOCAL_INCALL_SERVICE_BIND_ACTION," + |
| " returning StreamInCallServiceBinder"); |
| } |
| return mBinder; |
| } |
| if (Log.isLoggable(TAG, Log.DEBUG)) { |
| Log.d(TAG, "onBind without action specified, returning InCallService"); |
| } |
| return super.onBind(intent); |
| } |
| |
| @Override |
| public void onCallAdded(Call call) { |
| if (mCallback != null) { |
| mCallback.onCallAdded(call); |
| } |
| } |
| |
| @Override |
| public void onCallRemoved(Call call) { |
| if (mCallback != null) { |
| mCallback.onCallRemoved(call); |
| } |
| } |
| |
| @Override |
| public void onCallAudioStateChanged(CallAudioState audioState) { |
| if (mCallback != null) { |
| mCallback.onCallAudioStateChanged(audioState); |
| } |
| super.onCallAudioStateChanged(audioState); |
| } |
| |
| public boolean isMuted() { |
| CallAudioState audioState = getCallAudioState(); |
| return audioState != null && audioState.isMuted(); |
| } |
| } |