Android倒计时器——CountDownTimer

16lz 2021-12-04

Android倒计时器——CountDownTimer

说明

第一个参数是倒计时的时间
第二个参数是多长时间执行一次回调

/** * @param millisInFuture The number of millis in the future from the call to {@link #start()} until the countdown is done and {@link #onFinish()} is called. * @param countDownInterval The interval along the way to receive {@link #onTick(long)} callbacks. */public CountDownTimer(long millisInFuture, long countDownInterval)

初始化

CountDownTimer timer = new CountDownTimer(Long.MAX_VALUE, Constants.LOOP_TIME) {        @Override        public void onTick(long millisUntilFinished) {            // 倒计时当中的回调        }        @Override        public void onFinish() {            // 倒计时结束后的回调        }    };

开始倒计时

timer.start();

停止倒计时

timer.cancel();

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