Demo/tkinter/matt/placer-simple.py

   1 from Tkinter import *
   2
   3 # This is a program that tests the placer geom manager
   4
   5 def do_motion(event):
   6     app.button.place(x=event.x, y=event.y)
   7
   8 def dothis():
   9     print 'calling me!'
  10
  11 def 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
  35 root = Tk()
  36 app = createWidgets(root)
  37 root.geometry("400x400")
  38 root.maxsize(1000, 1000)
  39 root.mainloop()
  40