Matt's examples
diff --git a/Demo/tkinter/matt/animation-simple.py b/Demo/tkinter/matt/animation-simple.py
new file mode 100644
index 0000000..0158793
--- /dev/null
+++ b/Demo/tkinter/matt/animation-simple.py
@@ -0,0 +1,36 @@
+from Tkinter import *
+
+# This program shows how to use the "after" function to make animation.
+
+class Test(Frame):
+ def printit(self):
+ print "hi"
+
+ def createWidgets(self):
+ self.QUIT = Button(self, {'text': 'QUIT',
+ 'fg': 'red',
+ 'command': self.quit})
+ self.QUIT.pack({'side': 'left', 'fill': 'both'})
+
+ self.draw = Canvas(self, {"width" : "5i", "height" : "5i"})
+
+ # all of these work..
+ self.draw.create_polygon("0", "0", "10", "0", "10", "10", "0" , "10", {"tags" : "thing"})
+ self.draw.pack({'side': 'left'})
+
+ def moveThing(self, *args):
+ # move 1/10 of an inch every 1/10 sec (1" per second, smoothly)
+ self.draw.move("thing", "0.01i", "0.01i")
+ self.after(10, self.moveThing)
+
+
+ def __init__(self, master=None):
+ Frame.__init__(self, master)
+ Pack.config(self)
+ self.createWidgets()
+ self.after(10, self.moveThing)
+
+
+test = Test()
+
+test.mainloop()