Alternative to not remove previous view

robertmryan · Aug 14, 2017 · 2e59d6d · 2e59d6d
1 parent e4e0e85
commit 2e59d6d
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Showing 2 changed files with 3 additions and 4 deletions.
diff --git a/CustomTransitionDemo/PresentationController.swift b/CustomTransitionDemo/PresentationController.swift
@@ -9,5 +9,5 @@
 import UIKit
 
 class PresentationController: UIPresentationController {
-    override var shouldRemovePresentersView: Bool { return true }
+    override var shouldRemovePresentersView: Bool { return false }
 }
diff --git a/CustomTransitionDemo/PullDownAnimationController.swift b/CustomTransitionDemo/PullDownAnimationController.swift
@@ -25,8 +25,8 @@ class PullDownAnimationController: NSObject, UIViewControllerAnimatedTransitioni
 
     func animateTransition(using transitionContext: UIViewControllerContextTransitioning) {
         let inView   = transitionContext.containerView
-        let toView   = transitionContext.view(forKey: .to)!
-        let fromView = transitionContext.view(forKey: .from)!
+        let toView   = transitionContext.viewController(forKey: .to)!.view!
+        let fromView = transitionContext.viewController(forKey: .from)!.view!
 
         var frame = inView.bounds
 
@@ -43,7 +43,6 @@ class PullDownAnimationController: NSObject, UIViewControllerAnimatedTransitioni
             })
         case .dismissing:
             toView.frame = frame
-            inView.insertSubview(toView, belowSubview: fromView)
 
             UIView.animate(withDuration: transitionDuration(using: transitionContext), animations: {
                 frame.origin.y = -frame.size.height