Android倒计时器——CountDownTimer
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();