Matt's examples
diff --git a/Demo/tkinter/matt/killing-window-w-wm.py b/Demo/tkinter/matt/killing-window-w-wm.py
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+++ b/Demo/tkinter/matt/killing-window-w-wm.py
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+from Tkinter import *
+
+# This file shows how to trap the killing of a window
+# when the user uses window manager menus (typ. upper left hand corner
+# menu in the decoration border).
+
+
+### ******* this isn't really called -- read the comments
+def my_delete_callback():
+ print "whoops -- tried to delete me!"
+
+class Test(Frame):
+ def deathHandler(self, event):
+ print self, "is now getting nuked. performing some save here...."
+
+ def createWidgets(self):
+ # a hello button
+ self.hi_there = Button(self, {'text': 'Hello'})
+ self.hi_there.pack({'side': 'left'})
+
+
+ def __init__(self, master=None):
+ Frame.__init__(self, master)
+ Pack.config(self)
+ self.createWidgets()
+
+ ###
+ ### PREVENT WM kills from happening
+ ###
+
+ # the docs would have you do this:
+
+# self.master.protocol("WM_DELETE_WINDOW", my_delete_callback)
+
+ # unfortunately, some window managers will not send this request to a window.
+ # the "protocol" function seems incapable of trapping these "aggressive" window kills.
+ # this line of code catches everything, tho. The window is deleted, but you have a chance
+ # of cleaning up first.
+ self.bind_all("<Destroy>", self.deathHandler)
+
+
+test = Test()
+test.mainloop()