cpython/Demo/tkinter/matt/window-creation-more.py

from Tkinter import *

# this shows how to create a new window with a button in it
# that can create new windows

class Test(Frame):
    def printit(self):
	print "hi"

    def makeWindow(self):
	fred = Toplevel()
	fred.label = Button(fred,
			    text="This is window number %d." % self.windownum, 
			    command=self.makeWindow)
	fred.label.pack()
	self.windownum = self.windownum + 1

    def createWidgets(self):
	self.QUIT = Button(self, text='QUIT', foreground='red', 
			   command=self.quit)
	self.QUIT.pack(side=LEFT, fill=BOTH)

	# a hello button
	self.hi_there = Button(self, text='Make a New Window', 
			       command=self.makeWindow)
	self.hi_there.pack(side=LEFT)

    def __init__(self, master=None):
	Frame.__init__(self, master)
	Pack.config(self)
	self.windownum = 0 
	self.createWidgets()

test = Test()
test.mainloop()