广播

来源：互联网发布：贵州停车场车位软件编辑：程序博客网时间：2024/05/17 23:50

//动态广播

protected void onCreate(Bundle savedInstanceState) {    super.onCreate(savedInstanceState);    setContentView(R.layout.activity_main);    br = new BroadcastReceiver() {        @Override        public void onReceive(Context context, Intent intent) {            Toast.makeText(context, "这是tusi广播", Toast.LENGTH_SHORT).show();        }    };    IntentFilter filter=new IntentFilter();    filter.addAction(Dongtai);    //注册广播    registerReceiver(br,filter);    Intent in=new Intent();    in.setAction(Dongtai);    //发送广播    sendBroadcast(in);}@Overrideprotected void onDestroy() {    super.onDestroy();    //取消注册    unregisterReceiver(br);}

//静态广播

创建普通类继承BroadcastReceiver

在配置文件中注册

<intent-filter><action android:name="jingtai"></intent-filter></Receiver>

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