我是一个Android应用程序,其中包括计时器,我使用了计时器。....
[现在有一种情况,在每10秒之后,我使用的计时器handler.postdelyed()
应该改变1秒,但是在这种情况下,计时器在10秒后开始运行,但是计时器从10秒开始而不是1秒。有什么方法可以让我延迟计时吗?
这是我的代码:
chronometer_life_gained.setOnChronometerTickListener(new Chronometer.OnChronometerTickListener() {
@Override
public void onChronometerTick(final Chronometer chronometer) {
long delay = (206 / Long.parseLong(joint_per_day))*1000;
System.out.println("delayer " + delay);
final Handler handler = new Handler();
handler.postDelayed(new Runnable() {
@Override
public void run() {
if ((SystemClock.elapsedRealtime() - chronometer.getBase()) < 60000) {
long dy = TimeUnit.MILLISECONDS.toDays(SystemClock.elapsedRealtime() - chronometer.getBase());
final long hr = TimeUnit.MILLISECONDS.toHours(SystemClock.elapsedRealtime() - chronometer.getBase())
- TimeUnit.DAYS.toHours(TimeUnit.MILLISECONDS.toDays(SystemClock.elapsedRealtime() - chronometer.getBase()));
final long min = TimeUnit.MILLISECONDS.toMinutes(SystemClock.elapsedRealtime() - chronometer.getBase())
- TimeUnit.HOURS.toMinutes(TimeUnit.MILLISECONDS.toHours(SystemClock.elapsedRealtime() - chronometer.getBase()));
final long sec = TimeUnit.MILLISECONDS.toSeconds(SystemClock.elapsedRealtime() - chronometer.getBase())
- TimeUnit.MINUTES.toSeconds(TimeUnit.MILLISECONDS.toMinutes(SystemClock.elapsedRealtime() - chronometer.getBase()));
year_num_life_gained.setVisibility(View.GONE);
year_text_life_gained.setVisibility(View.GONE);
month_num_life_gained.setVisibility(View.GONE);
month_text_life_gained.setVisibility(View.GONE);
day_num_life_gained.setVisibility(View.GONE);
day_text_life_gained.setVisibility(View.GONE);
hour_num_life_gained.setVisibility(View.GONE);
hour_text_life_gained.setVisibility(View.GONE);
min_num_life_gained.setVisibility(View.GONE);
min_text_life_gained.setVisibility(View.GONE);
sec_num_life_gained.setVisibility(View.VISIBLE);
sec_text_life_gained.setVisibility(View.VISIBLE);
RelativeLayout.LayoutParams params = new RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.WRAP_CONTENT, RelativeLayout.LayoutParams.WRAP_CONTENT);
params.addRule(RelativeLayout.CENTER_VERTICAL);
params.addRule(RelativeLayout.ALIGN_PARENT_START);
sec_num_life_gained.setLayoutParams(params);
sec_num_life_gained.setText(Long.toString(sec));
}
//
}
}, delay);
// }
}
});
提前感谢
您可以用CountDownTimer
实现它,尽管它的名称是倒数计时器,但我们可以使其递增计数。
final long startTime = System.currentTimeMillis();
// If you want to count until 60 seconds, put VALUE_IN_MILLIS_UNTIL_YOU_WANT_TO_COUNT_UP = 60000 (in milliseconds)
elapsedTimer = new CountDownTimer(VALUE_IN_MILLIS_UNTIL_YOU_WANT_TO_COUNT_UP, 1000) {
@Override
public void onTick(long l) {
long elapsedTime = System.currentTimeMillis() - startTime;
elapsedTime = elapsedTime/1000;
// Add your logic here
}
}.start();