#!/usr/bin/env python
 
import sys
import pygtk
pygtk.require("2.0")
import gtk
import gtk.glade
 
class Login:
 
	def __init__(self):
		self.wTree = gtk.glade.XML("login.glade","loginwindow") 
		dic = { "on_loginwindow_destroy" : self.on_Quit,
				"on_button_close_clicked" : self.on_Quit,
				"on_button_apply_clicked" : self.on_Check,
				"on_button_apply_enter" : self.on_Check}
		self.wTree.signal_autoconnect(dic)
		self.entry_user = self.wTree.get_widget("entry_user")
 
	def on_Check(self, widget):
		self.user = self.entry_user.get_text()
		print self.user
 
	def on_Quit(self, widget):
		gtk.main_quit()
 
if __name__ == "__main__":
	login = Login()
	gtk.main()

(login.py:6557): libglade-WARNING **: could not find glade file 'login.glade'
Traceback (most recent call last):
  File "/home/user/project/login.py", line 28, in <module>
    login = Login()
  File "/home/user/project/login.py", line 12, in __init__
    self.wTree = gtk.glade.XML("login.glade","loginwindow") 
RuntimeError: could not create GladeXML object