[pygtk] Modal window and gtk.main()?

[John Stowers]

> 
> Where can I find examples of how to properly use nested calls to
> gtk.main() and gtk.main_quit() in order to make a window act as a
> modal dialog without having to use gtk.Dialog (or how can I make my
> own tgk.Dialog.run method for a regular gtk.Window)?

gtk.Widget.grab_add ?

John