Lazy Buttons: Demonstrates using a class with Tkinter : Button « Tkinker « Python Tutorial

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Python Tutorial » Tkinker » Button   18. 4. 14. Lazy Buttons: Demonstrates using a class with Tkinter from Tkinter import * class Application(Frame):     def __init__(self, master):         Frame.__init__(self, master)         self.grid()         self.create_widgets()     def create_widgets(self):         self.bttn1 = Button(self, text = "A")         self.bttn1.grid()         self.bttn2 = Button(self)         self.bttn2.grid()               self.bttn2.configure(text = "B")         self.bttn3 = Button(self)         self.bttn3.grid()         self.bttn3["text"] = "C" root = Tk() root.title("Lazy Buttons") root.geometry("200x85") app = Application(root) root.mainloop() 18. 4. Button 18. 4. 1.  Button Widget Demo 18. 4. 2.  Label and Button Widget Demo 18. 4. 3.  Button text and command 18. 4. 4.  Add button to frame 18. 4. 5.  Config a button for its cursor background, font and border 18. 4. 6.  Button action: sys.exit 18. 4. 7.  Set button properties in its constructor 18. 4. 8.  Set button background 18. 4. 9.  Set text for button with configure function 18. 4. 10.  Set button properties using list syntax 18. 4. 11.  Bind mouse action to button 18. 4. 12.  Change control background 18. 4. 13.  Mouse in/out action 18. 4. 14.  Lazy Buttons: Demonstrates using a class with Tkinter 18. 4. 15.  An Application with a Button 18. 4. 16.  To add button handling functionality to your application 18. 4. 17.  Button graphics

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