Android -- 使用广播监听Home键

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//广播监听事件类

public class HomeKeyEventBroadCastReceiver extends BroadcastReceiver{
    @Override
    public void onReceive(Context context, Intent intent) {
        //do what you want
        System.exit(0);
    }
}

private HomeKeyEventBroadCastReceiver homeKeyEventReceiver;
protected void onResume() {
     super.onResume();

     //监听Home建
     homeKeyEventReceiver = new HomeKeyEventBroadCastReceiver();
     registerReceiver(homeKeyEventReceiver, new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS));
}

@Override
protected void onStop() {
    unregisterReceiver(homeKeyEventReceiver);
    super.onStop();
}

Android -- 使用广播监听Home键

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原文地址：http://blog.csdn.net/tanmengwen/article/details/42061399