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from Tkinter import *
# This is a program that tests the placer geom manager in conjunction with
# the packer. The background (green) is packed, while the widget inside is placed
def do_motion(event):
app.button.place({'x' : event.x,
'y' : event.y})
def dothis():
print 'calling me!'
def createWidgets(top):
# make a frame. Note that the widget is 200 x 200
# and the window containing is 400x400. We do this
# simply to show that this is possible. The rest of the
# area is inaccesssible.
f = Frame(top, {'width' : '200',
'height' : '200',
'bg' : 'green'})
# note that we use a different manager here.
# This way, the top level frame widget resizes when the
# application window does.
f.pack({'fill' : 'both',
'expand' : 1})
# now make a button
f.button = Button(f, {'fg' : 'red',
'text' : 'amazing',
'command' : dothis})
# and place it so that the nw corner is
# 1/2 way along the top X edge of its' parent
f.button.place({'relx' : '0.5',
'rely' : '0.0',
'anchor' : 'nw'})
# allow the user to move the button SUIT-style.
f.bind('<Control-Shift-Motion>', do_motion)
return f
root = Tk()
app = createWidgets(root)
root.geometry("400x400")
root.maxsize(1000, 1000)
root.mainloop()
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