cpython/Demo/tkinter/matt/radiobutton-simple.py

67 lines
2.0 KiB
Python

from Tkinter import *
# This is a demo program that shows how to
# create radio buttons and how to get other widgets to
# share the information in a radio button.
#
# There are other ways of doing this too, but
# the "variable" option of radiobuttons seems to be the easiest.
#
# note how each button has a value it sets the variable to as it gets hit.
class Test(Frame):
def printit(self):
print "hi"
def createWidgets(self):
self.flavor = StringVar()
self.flavor.set("chocolate")
self.radioframe = Frame(self)
self.radioframe.pack()
# 'text' is the label
# 'variable' is the name of the variable that all these radio buttons share
# 'value' is the value this variable takes on when the radio button is selected
# 'anchor' makes the text appear left justified (default is centered. ick)
self.radioframe.choc = Radiobutton (self.radioframe, {"text" : "Chocolate Flavor",
"variable" : self.flavor,
"value" : "chocolate",
"anchor" : "w",
Pack : {"side" : "top", "fill" : "x"}})
self.radioframe.straw = Radiobutton (self.radioframe, {"text" : "Strawberry Flavor",
"variable" : self.flavor,
"anchor" : "w",
"value" : "strawberry",
Pack : {"side" : "top", "fill" : "x"}})
self.radioframe.lemon = Radiobutton (self.radioframe, {"text" : "Lemon Flavor",
"anchor" : "w",
"variable" : self.flavor,
"value" : "lemon",
Pack : {"side" : "top", "fill" : "x"}})
# this is a text entry that lets you type in the name of a flavor too.
self.entry = Entry(self, {"textvariable" : self.flavor,
Pack : {"side" : "top", "fill" : "x"}})
self.QUIT = Button(self, {'text': 'QUIT',
'fg': 'red',
'command': self.quit})
self.QUIT.pack({'side': 'bottom', 'fill': 'both'})
def __init__(self, master=None):
Frame.__init__(self, master)
Pack.config(self)
self.createWidgets()
test = Test()
test.mainloop()