import sys
from Tkinter import *
from Dialog import *

def confirm_quit():
    d = Dialog(None, title="Goodbye?",
           text="Really Leave?", default=0,
           bitmap=DIALOG_ICON,strings=("Yes","No"))
    if d.num ==0:sys.exit()

l = Label(text="Hello, World!").pack()
b = Button(text="Goodbye",command=confirm_quit).pack()
mainloop()