添加倒数计时器 [英] add a countdown timer

问题描述

我想在程序中添加一个倒数计时器.
我该怎么做?

I want add a countdown timer to my program.
How can I do it?

推荐答案

我会使用Thread或BackgroundWorker对象.我的回答不明确，因为您的问题不明确.

I would use a Thread or a BackgroundWorker object. My answer is non-specific because your question was ambiguous.

讨论.NET中的各种计时器:

比较.NET Framework类库中的计时器类 [计时器的惊喜，以及如何避免它们 [

Discussion of the various timers in .NET :

Comparing the Timer Classes in the .NET Framework Class Library[^]

Great article : Timer surprises, and how to avoid them[^]

Basically you declare your timer, add an eventhandler to it, set the interval and start it.
Mind that Windows is not a RTOS, that means you are NOT guaranteed to be notified in time of the event.


Cheers

计时器 [<使用href ="http://msdn.microsoft.com/zh-cn/library/system.threading.timer.aspx" target ="_ blank" title ="New Window"> ^ ]类，您可以在调用指定的回调之前指定一个时间间隔.

问候
Espen Harlinn

The Timer[^] class allows you to specify an interval before calling the specified callback.

Regards
Espen Harlinn

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