广播发送与接收的简单实现

a.java

 

   Intent intent = new Intent("android.intent.action.xxx");
         sendBroadcast(intent);

 

 

 

b.java

 

xxxx(){

  ...

  IntentFilter filter = new IntentFilter();
       
        filter.addAction("android.intent.action.xxx");

        mContext.registerReceiver(mIntentReceiver, filter);

}

 

 private BroadcastReceiver mIntentReceiver = new BroadcastReceiver()
 {
        @Override
        public void onReceive(Context context, Intent intent)
        {
            String action = intent.getAction();

            Log.i(TAG,"onReceive action: "+action);
            
            if (action.equals("android.intent.action.xxx"))
            {

              ...
            }
 
        }

  };