How to terminate a TkinterApp correctly?
mpeuser at web.de
Sat Aug 16 21:44:37 CEST 2003
"Gregor Lingl" <glingl at aon.at> schrieb im Newsbeitrag
news:3F3E84DA.8040905 at aon.at...
> Michael Peuser schrieb:
> > Why don't you just return? The mainloop can handle everything!?
> > Example:
> > def exit(self):
> > self.done=1
> > return
> Here I apparently don't understand something fundamental:
> what is the effect of a return statement as the last statement
> of a function?
Nothing, just an indicator to make clear that this is the end of the
> Moreover: If I put this into the cv.master.protocol ... I cannot
> close the application at all. (Because the original is not restored.
> And I don't want to need a second mouseclick as in your first example.)
This is a misunderstanding. Closing your application has nothing to do with
closing some window and even less with where a stupid user clicks on ;-)
You can destroy a widget with "destroy"; when the root widget is destroyed
then the Tkinter mainloop terminats by convention. Nothing to do with your
See this example:
from Tkinter import *
print "here we are- ready for whatever we want"
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