Extend frame class : Control « Tkinker « Python Tutorial

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Python Tutorial » Tkinker » Control   18. 9. 2. Extend frame class from Tkinter import *       class Hello(Frame):                                def __init__(self, parent=None):         Frame.__init__(self, parent)                   self.pack()         self.data = 42         self.make_widgets()                        def make_widgets(self):         widget = Button(self, text='Hello frame world!', command=self.message)         widget.pack(side=LEFT)     def message(self):         self.data += 1         print 'Hello frame world %s!' % self.data Hello().mainloop() 18. 9. Control 18. 9. 1.  Subclass user-defined button class and redefined press-handler method 18. 9. 2.  Extend frame class 18. 9. 3.  Add widgets to extended frame 18. 9. 4.  Use extended frame class 18. 9. 5.  Extend frame class the second time

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