1 /*
2  * Copyright (C) 2013 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.example.android.mediarouter.player;
18 
19 import android.content.BroadcastReceiver;
20 import android.content.Context;
21 import android.content.Intent;
22 import android.view.KeyEvent;
23 
24 /**
25  * Broadcast receiver for handling ACTION_MEDIA_BUTTON.
26  *
27  * This is needed to create the RemoteControlClient for controlling
28  * remote route volume in lock screen. It routes media key events back
29  * to main app activity MainActivity.
30  */
31 public class SampleMediaButtonReceiver extends BroadcastReceiver {
32     private static final String TAG = "SampleMediaButtonReceiver";
33     private static MainActivity mActivity;
34 
setActivity(MainActivity activity)35     public static void setActivity(MainActivity activity) {
36         mActivity = activity;
37     }
38 
39     @Override
onReceive(Context context, Intent intent)40     public void onReceive(Context context, Intent intent) {
41         if (mActivity != null && Intent.ACTION_MEDIA_BUTTON.equals(intent.getAction())) {
42             mActivity.handleMediaKey(
43                     (KeyEvent)intent.getParcelableExtra(Intent.EXTRA_KEY_EVENT));
44         }
45     }
46 }
47