[Tkinter-discuss] Windows inaccessible while a module is running

[Cameron Laird]

On Wed, Mar 05, 2008 at 06:09:46PM +0200, Amit Finkler wrote:
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> I wrote a simple GUI with tkinter which executes a function when
> pressing a button. When I press the button, the function indeed executes
> starts running itself (it's a loop which draws a graph using gnuplot).
> As long as the loop is running, I can't access the GUI - it's grayed
> out. Only when I break the loop can I properly see the GUI back again.
> 
> 
> Is this something you're familiar with or did I define the GUI improperly?
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Both.

The symptom you describe is very common with naive codings.
In general, an experienced Tkinter programmer can quickly
transform an application which behaves that way into a 
responsive one.  Without seeing your specific code, it's
difficult to speculate exactly what the best approach is for
you; the main keywords in any answer, though, appear in <URL:
http://wiki.tcl.tk/1526 >.