Script para hacer pruebas con icono en la barra de estado

test_systray_icon.py

#!/usr/bin/env python2
# -*- coding: utf-8 -*-

import gtk, gobject

class StatusIcon:
	def __init__(self):
		self.statusicon = gtk.StatusIcon()
		self.statusicon.set_from_stock(gtk.STOCK_HOME) 

		self.statusicon.connect("popup-menu", self.right_click_event)
		self.statusicon.connect('activate', self.left_click_event)
		
	def left_click_event(*args):
		print 'Botón izquierdo'

	def right_click_event(self, icon, button, time):
		print 'Botón derecho'
		
		menu = gtk.Menu()
		about = gtk.MenuItem('About')
		quit_menu = gtk.MenuItem('Quit')
		about.connect('activate', self.show_about_dialog)
		quit_menu.connect('activate', gtk.main_quit)
		menu.append(about)
		menu.append(quit_menu)
		menu.show_all()
		menu.popup(None, None, gtk.status_icon_position_menu, button, time, self.statusicon)

	def show_about_dialog(self, widget):
		about_dialog = gtk.AboutDialog()

		about_dialog.set_destroy_with_parent(True)
		about_dialog.set_name("StatusIcon Test")
		about_dialog.set_version("1.0")
		about_dialog.set_authors(["Son Link"])

		about_dialog.run()
		about_dialog.destroy()

StatusIcon()
gtk.main()