一、自定义广播 activity_main.xml 广播接受者MyBroadcastReceiver1.java public class MyBroadcastReceiver1 extends BroadcastReceiver { @Override public void onReceive(Context context, Intent intent) { Log.i(test, 自定义的广播接收者,接收到了求救广播事件); Log.i(test, intent.getAction()); } } 在