title: How to open an excel file loaded to Listview (WPF) and C#
body: <p>I have a listview(lstViewOwner) which should display the folder and its files.
  I select the path by browsing.. once I give the path to a textbox, based on the path, it should open the folders and its files in a hierarchial way.. I mean</p>
  
  <ul>
  <li>Folder1
    Excel1.xls
    Excel2.xls
    Excel3.xls</li>
  <li>Folder2
    Excel1.xls
    Excel2.xls</li>
  </ul>
  
  <p>Actually my question is 2 fold.
  1. How to create a hierarchial way of displaying in the ListView(If i select the folder up one level.. it should disply the children)
  2. How to open the files by clicking on it in the ListView.</p>
  
  <p>This is the WPF Application and using C#.</p>
  
  <p>Please help me
  Thanks 
  Ramm</p>