title: problem in adding uiactivity indicator in uitableview controller
body: <p>Hi i am not able to add uiactivity indicator in uitableview controller, can someone help me out </p>
  
  <p>I am having a table view controller now on click event of  cell in table i want to display activity indicator  because on click event of cell it takes 3 to 4 second of processing , so i want to display activity indicator at that time but when i drag and drop activity indicator on  tableview controller it does allow me to add that 
  so i am confused how to add that activity indicator</p>
  
  <p>thansk in advance.. </p>