Find the page view controller's scroll view recursively.

element-hq · Feb 7, 2025 · f7e9e60 · f7e9e60
1 parent d7e39f1
commit f7e9e60
Showing 1 changed file with 12 additions and 1 deletion.
diff --git a/ElementX/Sources/Screens/FilePreviewScreen/View/TimelineMediaPreviewController.swift b/ElementX/Sources/Screens/FilePreviewScreen/View/TimelineMediaPreviewController.swift
@@ -25,7 +25,7 @@ class TimelineMediaPreviewController: QLPreviewController {
 
     private var navigationBar: UINavigationBar? { view.subviews.first?.subviews.first { $0 is UINavigationBar } as? UINavigationBar }
     private var toolbar: UIToolbar? { view.subviews.first?.subviews.last { $0 is UIToolbar } as? UIToolbar }
-    private var pageScrollView: UIScrollView? { view.subviews.first?.subviews.first?.subviews.first?.subviews.first?.subviews.first?.subviews.first as? UIScrollView }
+    private var pageScrollView: UIScrollView? { view.firstScrollView() }
     private var captionView: UIView { captionHostingController.view }
 
     override var overrideUserInterfaceStyle: UIUserInterfaceStyle {
@@ -344,6 +344,17 @@ private struct DownloadIndicatorView: View {
     }
 }
 
+// MARK: - Helpers
+
+private extension UIView {
+    func firstScrollView() -> UIScrollView? {
+        for view in subviews {
+            return view as? UIScrollView ?? view.firstScrollView()
+        }
+        return nil
+    }
+}
+
 private extension UISheetPresentationController.Detent {
     static func height(_ height: CGFloat) -> UISheetPresentationController.Detent {
         .custom { _ in height }