title: wxPython: TextCtrl problem
body: <p>I am trying to build my first wx application
  I have a browse button in my panel, the user adds his file. i do some processing on the file.
  Now i want to show the information in a TextCtrl so that the user may modify it. Then i need to write it in a file.
  But I dont know how many TextCtrl box is needed before processing the file. 
  Using the browse button event i have got the file, extracted the information also. But i dont know how to show the information back to the user. </p>
  
  <p>any suggestion is appreciated.</p>