cancel the countdown . concode_field_sep long mCountdownInterval concode_elem_sep boolean mCancelled concode_elem_sep long mStopTimeInFuture concode_elem_sep int MSG concode_elem_sep Handler mHandler concode_elem_sep long mMillisInFuture concode_field_sep void onTick concode_elem_sep void handleMessage concode_elem_sep CountDownTimer start concode_elem_sep void onFinish
void function ( ) { mCancelled = true ; mHandler . removeMessages ( MSG ) ; }