1from Tkinter import *
2
3# This is a program that tests the placer geom manager
4
5def do_motion(event):
6    app.button.place(x=event.x, y=event.y)
7
8def dothis():
9    print 'calling me!'
10
11def createWidgets(top):
12    # make a frame. Note that the widget is 200 x 200
13    # and the window containing is 400x400. We do this
14    # simply to show that this is possible. The rest of the
15    # area is inaccesssible.
16    f = Frame(top, width=200, height=200, background='green')
17
18    # place it so the upper left hand corner of
19    # the frame is in the upper left corner of
20    # the parent
21    f.place(relx=0.0, rely=0.0)
22
23    # now make a button
24    f.button = Button(f, foreground='red', text='amazing', command=dothis)
25
26    # and place it so that the nw corner is
27    # 1/2 way along the top X edge of its' parent
28    f.button.place(relx=0.5, rely=0.0, anchor=NW)
29
30    # allow the user to move the button SUIT-style.
31    f.bind('<Control-Shift-Motion>', do_motion)
32
33    return f
34
35root = Tk()
36app = createWidgets(root)
37root.geometry("400x400")
38root.maxsize(1000, 1000)
39root.mainloop()
40