[pygtk] Retrieving window Handler

[Nicholas]

I'm writing a program that use the scanner...

And for this, I use the Twain Module for Python... And in the method 
'twain.SourceManager' he use it. And I'm looking for something like this in 
PyGtk...

http://twainmodule.sourceforge.net/docs/quickstarttk.html (twain module 
using tk)
http://twainmodule.sourceforge.net/docs/quickstart.html (using wxPython)


And the program must be in PyGTK.

I would aprecciate some help.

Thanks.