擅长:python、mysql、java
<p>有一个设置变量的按钮。让您的倒计时函数检查该变量,只有在变量设置为特定值时才重新调度自己。在</p>
<p>像这样:</p>
<pre><code>def __init__(self):
...
self.running = False
start_button = Button(..., self.start, ...)
quit_button = Button(..., self.stop, ...)
def start(self):
self.running = True;
self.countdown()
def stop(self):
self.running = False;
def countdown(self):
...
if (self.running):
self.after(1000, self.countdown)
</code></pre>