Created
January 23, 2017 15:24
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Allow landscape mode in specific ViewControllers
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| /* Allow Landscape mode for specific ViewControllers */ | |
| -(UIInterfaceOrientationMask)application:(UIApplication *)application supportedInterfaceOrientationsForWindow:(UIWindow *)window { | |
| UIViewController* topVC = [self topViewControllerWith: self.window.rootViewController]; | |
| if ([topVC respondsToSelector:@selector(canRotate)]) { | |
| return UIInterfaceOrientationMaskAllButUpsideDown; | |
| } | |
| return UIInterfaceOrientationMaskPortrait; | |
| } | |
| /* get the top ViewController */ | |
| - (UIViewController*) topViewControllerWith:(UIViewController *)rootViewController { | |
| if (rootViewController == nil) { return nil; } | |
| if ([rootViewController isKindOfClass: [UITabBarController class]]) { | |
| return [self topViewControllerWith: ((UITabBarController*) rootViewController).selectedViewController]; | |
| } | |
| else if ([rootViewController isKindOfClass: [UINavigationController class]]) { | |
| return [self topViewControllerWith: ((UINavigationController*) rootViewController).visibleViewController]; | |
| } | |
| else if (rootViewController.presentedViewController != nil) { | |
| return [self topViewControllerWith: [rootViewController presentedViewController]]; | |
| } | |
| return rootViewController; | |
| } |
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