Unerklärliches am Rande

#!/usr/bin/env python
 
import <a class="zem_slink freebase/guid/9202a8c04000641f80000000003991b6" title="PyGTK" rel="homepage" href="http://www.pygtk.org/">pygtk</a>
pygtk.require('2.0')
import gtk
import egg.trayicon		
 
class PythonTray:
	def __init__(self,
			icon,		#Pfadangabe zu einem Bild (String)
			tooltip,	#Tooltiptext (String)
			event_handler	#Eventhandler fuer das Trayzeichen mitgeben
			):
		"""
		Erzeugt das Trayicon
		"""
		tray_object = egg.trayicon.TrayIcon(tooltip)
		tray_object.set_tooltip_text(tooltip)
		#bild laden + skalieren
		image_widget = gtk.Image();
		pixbuf = gtk.gdk.pixbuf_new_from_file(icon)
		scaled_buf = pixbuf.scale_simple(32,32,gtk.gdk.INTERP_BILINEAR)
		image_widget.set_from_pixbuf(scaled_buf)
 
		event_box = gtk.EventBox()
		event_box.add(image_widget)
		event_box.connect('button_press_event', event_handler)
		tray_object.add(event_box)
		tray_object.show_all()	
 
	def showWindow(self,
		"""
		Blendet ein Fenster ein und aus
		"""
			window	#handle fuer's Fenster
			):		
 
		if not(window.is_active()):
			window.show_now()
			window.present()
		else:
			window.hide()
 
class Trayexample:
	tray = PythonTray
	#kill den shit
	def destroy(self, widget, data=None):
		gtk.main_quit()
 
	###delete event ueberschreiben
	def delete_event(self, widget, event, data =None):
		self.window.hide()
		return True
 
	def applet_face_click(self, window, event, *data):
		if event.button ==1:
			#haesslich
			self.tray.showWindow(window=self.window)
			#self.showWindow()
		if event.button ==3:
			self.destroy(self.window)
 
	def __init__(self):	#Konstruktor
		#neues Fenster erzeugen
		self.window = gtk.Window(gtk.WINDOW_TOPLEVEL)
		self.window.connect("delete_event", self.delete_event)	###Das X wird ignoriert :)
		self.window.set_size_request(640,480)		###fenstergroesse
		self.window.set_title('SystemTray Example')
		self.window.connect("destroy", self.destroy)
		self.window.set_icon_from_file('/usr/share/icons/gnome/scalable/apps/im-aim.svg')
		#Tray Krams
		self.tray= PythonTray ("/usr/share/icons/gnome/scalable/apps/im-aim.svg","MyTray",self.applet_face_click)
		#self.window.show()
 
	def main(self):
 
		gtk.main()
 
if __name__ == "__main__"	:
	hello = Trayexample()
	hello.main()