Created
February 27, 2018 10:03
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Get visible view controller
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| extension UIWindow { | |
| func visibleViewController() -> UIViewController? { | |
| if let rootViewController: UIViewController = self.rootViewController { | |
| return UIWindow.getVisibleViewControllerFrom(vc: rootViewController) | |
| } | |
| return nil | |
| } | |
| class func getVisibleViewControllerFrom(vc:UIViewController) -> UIViewController { | |
| switch(vc){ | |
| case is UINavigationController: | |
| let navigationController = vc as! UINavigationController | |
| return UIWindow.getVisibleViewControllerFrom( vc: navigationController.visibleViewController!) | |
| break; | |
| case is UITabBarController: | |
| let tabBarController = vc as! UITabBarController | |
| return UIWindow.getVisibleViewControllerFrom(vc: tabBarController.selectedViewController!) | |
| break; | |
| default: | |
| if let presentedViewController = vc.presentedViewController { | |
| //print(presentedViewController) | |
| if let presentedViewController2 = presentedViewController.presentedViewController { | |
| return UIWindow.getVisibleViewControllerFrom(vc: presentedViewController2) | |
| } | |
| else{ | |
| return vc; | |
| } | |
| } | |
| else{ | |
| return vc; | |
| } | |
| break; | |
| } | |
| } | |
| } | |
| // HOW TO USE | |
| if let topController = UIApplication.shared.delegate?.window??.visibleViewController() { | |
| topController.doSomething() | |
| } |
Still working! Thank you so much!
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Working great. You can remove break it works. Thanks!