title: setText() doesn't really work Python
body: <pre><code>import sys
  from PyQt4 import QtCore,QtGui
  from Windows.intro_win import Ui_Introduction
  from Windows.post_adder_win import Ui_postTool
  import win32clipboard
  import pyHook
  
  class Intro(QtGui.QMainWindow):
      def __init__(self,parent=None):
          QtGui.QWidget.__init__(self,parent)
          self.ui = Ui_Introduction()
          self.ui.setupUi(self)
  class postTool(QtGui.QMainWindow):
      def __init__(self,parent=None):
          QtGui.QWidget.__init__(self,parent)
          self.ui2 = Ui_postTool()
          self.ui2.setupUi(self)
      def setModPosition(self):
          self.ui2.lineEdit_2.setText("something")
          print "nomnom"
  
  
  def OnKeyboardEvent(event):
      KeyClicked = event.KeyID
      if KeyClicked == 121:
          print "Debug from keyboardEvent"
          OMD_post.show()
          postTool().setModPosition()
  
  if __name__ == "__main__":
      app = QtGui.QApplication(sys.argv)
      OMD_intro = Intro()
      OMD_post = postTool()
      OMD_intro.show()
      eventkey = pyHook.HookManager()
      eventkey.KeyDown = OnKeyboardEvent
      eventkey.HookKeyboard()
      sys.exit(app.exec_())
  </code></pre>
  
  <p>It doesn't really work - text didn't change - why it doesn't work? It doesn't give me any error (but print prints what it should)
  <a href="https://dl.dropbox.com/u/21125662/compilation/_00398.jpg" rel="nofollow">https://dl.dropbox.com/u/21125662/compilation/_00398.jpg</a> </p>