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Diffstat (limited to 'Demo/tkinter/matt/killing-window-w-wm.py')
-rw-r--r-- | Demo/tkinter/matt/killing-window-w-wm.py | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/Demo/tkinter/matt/killing-window-w-wm.py b/Demo/tkinter/matt/killing-window-w-wm.py deleted file mode 100644 index b4034d1..0000000 --- a/Demo/tkinter/matt/killing-window-w-wm.py +++ /dev/null @@ -1,42 +0,0 @@ -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() |