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#!/usr/bin/env python
# -*- coding: utf-8 -*-

from Tkinter import *
from ScrolledText import ScrolledText
import sys

class po_logging( object ):
    
    def __init__(self):
        # generell
        self.log_counter = 0

class my_form( Frame ):

    def __init__(self, master=None):
        Frame.__init__(self, master)
        self.pack()
        self.createWidgets()

    def createWidgets(self):
        self.textBox = ScrolledText(self, height=5, width=80)
        self.textBox.pack()
        self.textBox.insert(END, "In the Beginning...\n")
        
        self.listenID = self.after( 500, self.lets_rock )

    def lets_rock( self  ):
        print "lets_rock " 
        po.log_counter += 1
    
        self.textBox.delete('1.0', '3.end')
        self.textBox.insert( END, str(po.log_counter) + "\n" )
        
        self.listenID = self.after(100 , self.lets_rock)

if __name__ == "__main__":
    po = po_logging()
    root = Tk()
    mything = my_form(root)
    mything.master.title ( "Timer-Test" )
    root.mainloop()
    sys.exit()