Fix: Fixed issue where refocusing Details View would sometimes scroll (#14666)

Author: yaira2

src/Files.App/Data/Behaviors/StickyHeaderBehavior.cs

@@ -157,9 +157,6 @@ private bool AssignAnimation()
 			headerElement.SizeChanged -= ScrollHeader_SizeChanged;
 			headerElement.SizeChanged += ScrollHeader_SizeChanged;
 
-			_scrollViewer.GotFocus -= ScrollViewer_GotFocus;
-			_scrollViewer.GotFocus += ScrollViewer_GotFocus;
-
 			var compositor = _scrollProperties.Compositor;
 
 			if (_animationProperties is null)
@@ -202,9 +199,6 @@ private void RemoveAnimation()
 			if (HeaderElement is FrameworkElement element)
 				element.SizeChanged -= ScrollHeader_SizeChanged;
 
-			if (_scrollViewer is not null)
-				_scrollViewer.GotFocus -= ScrollViewer_GotFocus;
-
 			StopAnimation();
 		}
 
@@ -231,38 +225,5 @@ private void ScrollHeader_SizeChanged(object sender, SizeChangedEventArgs e)
 		{
 			AssignAnimation();
 		}
-
-		private void ScrollViewer_GotFocus(object sender, RoutedEventArgs e)
-		{
-			var scroller = (ScrollViewer)sender;
-
-			object focusedElement;
-
-			if (IsXamlRootAvailable && scroller.XamlRoot is not null)
-			{
-				focusedElement = FocusManager.GetFocusedElement(scroller.XamlRoot);
-			}
-			else
-			{
-				focusedElement = FocusManager.GetFocusedElement();
-			}
-
-			// To prevent Popups (Flyouts...) from triggering the autoscroll, we check if the focused element has a valid parent.
-			// Popups have no parents, whereas a normal Item would have the ListView as a parent.
-			if (focusedElement is UIElement element && VisualTreeHelper.GetParent(element) is not null)
-			{
-				// NOTE: Ignore if element is child of header
-				if (!element.FindAscendants().Any(x => x == HeaderElement))
-				{
-					FrameworkElement header = (FrameworkElement)HeaderElement;
-
-					var point = element.TransformToVisual(scroller).TransformPoint(new Point(0, 0));
-
-					// NOTE: Do not change scroller horizontal offset
-					if (point.Y < header.ActualHeight)
-						scroller.ChangeView(scroller.HorizontalOffset, scroller.VerticalOffset - (header.ActualHeight - point.Y), 1, false);
-				}
-			}
-		}
 	}
 }