Demo/tkinter/matt/canvas-w-widget-draw-el.py

   1 from Tkinter import *
   2
   3 # this file demonstrates the creation of widgets as part of a canvas object
   4
   5 class Test(Frame):
   6     def printhi(self):
   7         print "hi"
   8
   9     def createWidgets(self):
  10         self.QUIT = Button(self, {'text': 'QUIT',
  11                                   'fg': 'red',
  12                                   'command': self.quit})
  13         self.QUIT.pack({'side': 'bottom', 'fill': 'both'})
  14
  15         self.draw = Canvas(self, {"width" : "5i", "height" : "5i"})
  16
  17         self.button = Button(self, {"text" : "this is a button",
  18                                     "command" : self.printhi})
  19
  20         # note here the coords are given in pixels (form the
  21         # upper right and corner of the window, as usual for X)
  22         # but might just have well been given in inches or points or
  23         # whatever...use the "anchor" option to control what point of the
  24         # widget (in this case the button) gets mapped to the given x, y.
  25         # you can specify corners, edges, center, etc...
  26         self.draw.create_window(300, 300, {"window" : self.button})
  27
  28         self.draw.pack({'side': 'left'})
  29
  30
  31
  32     def __init__(self, master=None):
  33         Frame.__init__(self, master)
  34         Pack.config(self)
  35         self.createWidgets()
  36
  37 test = Test()
  38
  39 test.mainloop()