text: #!/usr/bin/python
  # -*- coding: utf-8 -*-
  
  """
  Code PyQt4
  
  In this example, we create a simple
  window in PyQt4.
  mainw.py
  """
  import sys, os
  from PyQt4 import QtGui
  
  
  class Example(QtGui.QMainWindow):
  
      def __init__(self):
          super(Example, self).__init__()
  
          self.initUI()
  
  
      def initUI(self):
  
          textEdit = QtGui.QTextEdit()
          self.setCentralWidget(textEdit)
  
          exitAction = QtGui.QAction(QtGui.QIcon(os.getcwd() + "/icons/close.png"), 'Exit', self)
          exitAction.setShortcut('Ctrl+Q')
          exitAction.setStatusTip('Exit application')
          exitAction.triggered.connect(self.close)
  
          self.statusBar()
  
          menubar = self.menuBar()
          fileMenu = menubar.addMenu('&File')
          fileMenu.addAction(exitAction)
  
          toolbar = self.addToolBar('Exit')
          toolbar.addAction(exitAction)
  
          self.setGeometry(300, 300, 350, 250)
          self.setWindowTitle('Main window')
          self.show()
  
  
  def main():
  
      app = QtGui.QApplication(sys.argv)
      ex = Example()
      sys.exit(app.exec_())
  
  
  if __name__ == '__main__':
      main()
  