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这就是我现在做的事:如何在UIStoryboardSegue中实现UIViewControllerTransitioningDelegate?
func presentOverlayController(controller: UIViewController) {
controller.modalPresentationStyle = .Custom
controller.transitioningDelegate = self
presentViewController(controller, animated: true, completion: nil)
}
//MARK: - UIViewControllerTransitioningDelegate
public func presentationControllerForPresentedViewController(presented: UIViewController, presentingViewController presenting: UIViewController, sourceViewController source: UIViewController) -> UIPresentationController? {
return OverlayPresentationController(presentedViewController: presented, presentingViewController: presenting)
}
它工作得真棒。首先,我使用.instantiateViewControllerWithIdentifier:
从故事板获取控制器。控制器给出的正确方法:
但同样的结果,我需要实现我的自定义赛格瑞:
class OverlaySegue: UIStoryboardSegue, UIViewControllerTransitioningDelegate {
override func perform() {
destinationViewController.modalPresentationStyle = .Custom
destinationViewController.transitioningDelegate = self
}
//MARK: - UIViewControllerTransitioningDelegate
func presentationControllerForPresentedViewController(presented: UIViewController, presentingViewController presenting: UIViewController, sourceViewController source: UIViewController) -> UIPresentationController? {
return OverlayPresentationController(presentedViewController: presented, presentingViewController: presenting)
}
}
,但它不工作。为什么?
当然,我怎么能忘记这个? –