<p>我正在尝试每秒更新一个TKinter窗口。所以想法是应该打开一个窗口,让python更新字段,显示更新的窗口。现在的情况是,第二个窗口只在我关闭第一个窗口时显示。我猜这和mainloop()有关。我查看了.update()和.update_idletasks(),但我不知道如何实现它。TKinter是用来展示一个有房子的田野。所以一般来说应该这样做:</p>
<ul>
<li>生成房屋位置(已实现)</li>
<li>带房屋的展示区(已实施)</li>
<li>生成新的房屋位置(已实施)</li>
<li>显示更新字段</li>
</ul>
<p>这是我现在的密码。我不确定是否需要更新功能。</p>
<pre><code> class Plot(tk.Frame):
def __init__(self, master=None):
tk.Frame.__init__(self, master)
self.grid()
def createWidgets(self, list_houses):
houses = list_houses
self.w = tk.Canvas(self, width = field.width*SIZE, height = field.height*SIZE, bg = '#E4E4E4')
...
self.w.grid()
def update(self):
?
#GENERATES FIELD AND HOUSES
...
#PRINT FIRST WINDOW
plot = Plot()
plot.createWidgets(houses) <- PUT HOUSES IN TK INTER
plot.master.title('map of houses')
plot.mainloop()
# UPDATE FIELD <- THIS PART IS ONLY EXECUTED WHEN I CLOSE THE FIRST WINDOW, WHY?
i = 0
while i < 2:
update = field.update_houses(houses) <- GENERATES NEW LOCATION OF HOUSES
#PRINT UPDATED WINDOW, IT SHOULD BE PRINTED IN THE SAME WINDOW!
plot = Plot()
plot.createWidgets(houses) <- PUT HOUSES IN TKINTER
plot.master.title('map of houses')
i += 1
</code></pre>
<p>提前谢谢!</p>