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51 lines
2.7 KiB
51 lines
2.7 KiB
// The MIT License (MIT)
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//
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// Copyright (c) 2016 Luke Zhao <me@lkzhao.com>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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import UIKit
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extension HeroTransition: UINavigationControllerDelegate {
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public func navigationController(_ navigationController: UINavigationController, willShow viewController: UIViewController, animated: Bool) {
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if let previousNavigationDelegate = navigationController.previousNavigationDelegate {
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previousNavigationDelegate.navigationController?(navigationController, willShow: viewController, animated: animated)
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}
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}
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public func navigationController(_ navigationController: UINavigationController, didShow viewController: UIViewController, animated: Bool) {
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if let previousNavigationDelegate = navigationController.previousNavigationDelegate {
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previousNavigationDelegate.navigationController?(navigationController, didShow: viewController, animated: animated)
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}
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}
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public func navigationController(_ navigationController: UINavigationController, animationControllerFor operation: UINavigationController.Operation, from fromVC: UIViewController, to toVC: UIViewController) -> UIViewControllerAnimatedTransitioning? {
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guard !isTransitioning else { return nil }
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self.state = .notified
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self.isPresenting = operation == .push
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self.fromViewController = fromViewController ?? fromVC
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self.toViewController = toViewController ?? toVC
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self.inNavigationController = true
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return self
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}
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public func navigationController(_ navigationController: UINavigationController, interactionControllerFor animationController: UIViewControllerAnimatedTransitioning) -> UIViewControllerInteractiveTransitioning? {
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return interactiveTransitioning
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}
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}
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