Python GUI----Checkbutton

1. A simple example of Checkbutton

From tkinter Import *root = Tk () Checkbutton (root,text = ' python '). Pack () Root.mainloop ()

2. Set the callback function for Checkbutton

From Tkinter import *def Callcheckbutton ():    print (' I check this button ') root = Tk () Checkbutton (root,text = ' Check P Ython ', command = Callcheckbutton). Pack ()  #不管Checkbutton的状态如何, this callback function will be called root.mainloop ()

3. Gets the value of Checkbuton on and off. Default defaults are 1 and 0, respectively

From tkinter Import *root = Tk () #将一整数与Checkbutton的值绑定, each time you click Checkbutton, the current value of V = Intvar () def Callcheckbutton () will be printed:    Print (V.get ()) Checkbutton (root,            variable = v,            text = ' Checkbutton value ',            command = Callcheckbutton). Pack () Root.mainloop ()

From tkinter Import *root = Tk () #将一字符串与Checkbutton的值绑定, each time you click Checkbutton, the current value of V = stringvar () def Callcheckbutton () will be printed:    print V.get () Checkbutton (root,            variable = v,            text = ' Checkbutton value ',            onvalue = ' python ',                 # Set the value of on            offvalue = ' Tkinter ',               #设置Off的值            command = Callcheckbutton). Pack () Root.mainloop ()

Python GUI----Checkbutton