title: how to do forcefully rotation in landscape on a button click when device in portrait in iOS 8
body: <p>I have a MainView in my App which have One Button ,on clicked of button a another view controller is presented on main Window .</p>
  
  <p>the second view which is presented have another a <code>UIView</code> which is act as top bar view in secondView controller and have @ more button in left  and right.</p>
  
  <p>Now on click of one button in second view controller's top bar view i have to forcefully change the orientation in landscape.</p>
  
  <p>Prior to iOS 8 it is working fine but in iOS 8 it looks like the image shown below.</p>
  
  <p><img src="https://i.stack.imgur.com/Baa8s.png" alt="enter image description here"></p>
  
  <p>Any one , Plz help Out;</p>
  
  <p>here view start from after leave some blank space..</p>
  
  <p>any help will be appreciated.</p>
  
  <p>Thanks in Advance</p>
  
  <p>Arun</p>