我的程序中有一个广播接收器，可以像这样对电池电量使用react:privateBroadcastReceivermBatInfoReceiver=newBroadcastReceiver(){@OverridepublicvoidonReceive(Contextarg0,Intentintent){intlevel=intent.getIntExtra("level",0);//dosomething...}}registerReceiver(this.mBatInfoReceiver,newIntentFilter(Intent.ACTION_BATTERY_CHANGED));但