Tkinter: cleaning up when a toplevel is destroyed

[David R. Smith]

Matthew Dixon Cowles wrote:

> I think you want something like:
> 
> root.protocol("WM_DELETE_WINDOW", destroyCB)
> 
> The call is documented in Fredrik Lundh's excellent An Introduction
> to Tkinter at (wrapped for line length):
> 
> http://www.pythonware.com/library/tkinter/
>   introduction/events-and-bindings.htm

That's the ticket.  Thank you.

	David