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- extension UIViewController {
- var isModal: Bool {
- let presentingIsModal = presentingViewController != nil
- let presentingIsNavigation = navigationController?.presentingViewController?.presentedViewController == navigationController
- let presentingIsTabBar = tabBarController?.presentingViewController is UITabBarController
- return presentingIsModal || presentingIsNavigation || presentingIsTabBar || false
- }
- }
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