这就是我现在做的:
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)
}
它的效果非常棒。首先,我使用 .instantiateViewControllerWithIdentifier:
从 Storyboard 中获取 Controller 。 Controller 以正确的方式呈现:
但我需要通过自定义 segue 实现相同的结果:
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)
}
}
但它不起作用。为什么?
最佳答案
在 perform
结束时,您需要调用 presentViewController(destinationViewController, animated: true, completion: nil)
。
关于ios - 如何在 UIStoryboardSegue 中实现 UIViewControllerTransitioningDelegate?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/38631422/