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| @implementation UIView (PSPDFKitAdditions) | |
| - (UIViewController *)pspdf_closestViewController { | |
| UIResponder *responder = self; | |
| while ((responder = [responder nextResponder])) { | |
| if ([responder isKindOfClass:UIViewController.class]) break; | |
| } | |
| return (UIViewController *)responder; | |
| } | |
| @end |
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