android 倒计时 CountDownTimer

1、倒计时

   countDownTimer = new CountDownTimer(10 * 1000 + 300, 1000) {

            @Override
            public void onTick(long millisUntilFinished) {

                if (!activity.isFinishing()) {
                    view.showTime((int) (millisUntilFinished / 1000));
                }
            }

            @Override
            public void onFinish() {
                if (!activity.isFinishing()) {
                    view.showTime(0);
                }
            }