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How to retrieve the current displayed viewcontroller

Jul 11th, 2013
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  1. //
  2. // how to retrieve the current displayed viewcontroller
  3. //
  4. + (UIViewController*)topMostController
  5. {
  6.     UIViewController *topController = [[UIApplication sharedApplication] keyWindow].rootViewController;
  7.     while (topController.presentedViewController) {
  8.         topController = topController.presentedViewController;
  9.     }
  10.    
  11.     return topController;
  12. }
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