Disable a menu item
from Tkinter import *
class TestMenu:
def __init__(self, master):
self.master = master
self.menubar = Menu(self.master)
self.cmdmenu = Menu(self.menubar)
self.cmdmenu.add_command(label="Undo")
self.cmdmenu.entryconfig(1, state=DISABLED)
self.unused = Menu(self.menubar)
self.menubar.add_cascade(label="Button Command", menu=self.cmdmenu)
self.top = Toplevel(menu=self.menubar, width=500, relief=RAISED,
borderwidth=2)
def main():
root = Tk()
root.withdraw()
app = TestMenu(root)
root.mainloop()
if __name__ == '__main__':
main()
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