#!/usr/bin/env python """ Simple Hello World example similar to the GTK+ Tutorials one """ import gtk def hello(*args): """ Callback function that is attached to the button """ print "Hello World" window.destroy() def destroy(*args): """ Callback function that is activated when the program is destoyed """ window.hide() gtk.main_quit() # this block creates our main application window window = gtk.Window(gtk.WINDOW_TOPLEVEL) window.connect("destroy", destroy) window.set_border_width(10) # this block creates our button and places it within the window button = gtk.Button("Hello World") # connects the 'hello' function to the clicked signal from the button button.connect("clicked", hello) window.add(button) button.show() # as the button is within the window this also shows the window window.show_all() gtk.main()