1from Tkinter import *
2
3# This is a program that tests the placer geom manager in conjunction with
4# the packer. The background (green) is packed, while the widget inside is placed
5
6
7def do_motion(event):
8    app.button.place(x=event.x, y=event.y)
9
10def dothis():
11    print 'calling me!'
12
13def createWidgets(top):
14    # make a frame. Note that the widget is 200 x 200
15    # and the window containing is 400x400. We do this
16    # simply to show that this is possible. The rest of the
17    # area is inaccesssible.
18    f = Frame(top, width=200, height=200, background='green')
19
20    # note that we use a different manager here.
21    # This way, the top level frame widget resizes when the
22    # application window does.
23    f.pack(fill=BOTH, expand=1)
24
25    # now make a button
26    f.button = Button(f, foreground='red', text='amazing', command=dothis)
27
28    # and place it so that the nw corner is
29    # 1/2 way along the top X edge of its' parent
30    f.button.place(relx=0.5, rely=0.0, anchor=NW)
31
32    # allow the user to move the button SUIT-style.
33    f.bind('<Control-Shift-Motion>', do_motion)
34
35    return f
36
37root = Tk()
38app = createWidgets(root)
39root.geometry("400x400")
40root.maxsize(1000, 1000)
41root.mainloop()
42