自定义广播发送者和接收者

public   class   MainActivity   extends   Activity {

       @Override

       protected   void   onCreate(Bundle savedInstanceState) {

               super .onCreate(savedInstanceState);

            setContentView(R.layout.   activity_main );

      }

       /**

       * 发送广播事件的方法

       *   @param   view

       */

      public   void   click(View  view){

      Intent intent= new   Intent();

      intent.setAction(   "com.itheima.broadcast.xxx" );    //设置意图动作

      sendBroadcast(intent);      //对外发送广播

      

      

    }

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          < receiver   android:name = "com.itheima.receiver.MyReceiver" >

              < intent-filter   >

                  < action   android:name = "com.itheima.broadcast.xxx"   />

                     intent-filter >

                   

                 receiver >

public   class   MyReceiver   extends   BroadcastReceiver {

       /**

       * 创建自定义广播接收者

       */

       @Override

       public   void   onReceive(Context context, Intent intent) {

            

          System.   out .println(   "我是自定义广播接收者我接收到了自定义广播事件....."   );

      }

}