Extend frame class : Control « Tkinker « Python Tutorial

Home Python Tutorial 1. Introduction 2. Data Type 3. Statement 4. Operator 5. String 6. Tuple 7. List 8. Dictionary 9. Collections 10. Function 11. Class 12. File 13. Buildin Function 14. Buildin Module 15. Database 16. Regular Expressions 17. Thread 18. Tkinker 19. wxPython 20. XML 21. Network 22. CGI Web 23. Windows

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