A.在onDestroy中調(diào)用mHandler.removeCallbacksAndMessages(null)
B.在onDestroy中調(diào)用mHandler.addCallbacksAndMessages(null)
C.在onPause中調(diào)用mHandler.removeCallbacksAndMessages(null)
D.在onPause中調(diào)用mHandler.removeCallbackAndMessages(null)