chore: temp

src/Uno.UI/UI/Xaml/Controls/FlipView/PagedCollectionView.iOS.cs

@@ -47,6 +47,12 @@ public override void SetNeedsLayout()
 			Superview?.SetNeedsLayout();
 		}
 
+		public override void SubviewAdded(UIView uiview)
+		{
+			base.SubviewAdded(uiview);
+			SetNeedsLayout();
+		}
+
 		public override CGSize SizeThatFits(CGSize size)
 		{
 			var desiredSize = base.SizeThatFits(size);

src/Uno.UI/UI/Xaml/Controls/ListViewBase/Legacy/ListViewBaseSource.Legacy.iOS.cs

@@ -682,7 +682,7 @@ public ContentControl Content
 					//value.AutoresizingMask = UIViewAutoresizing.FlexibleWidth | UIViewAutoresizing.FlexibleHeight;
 
 					ContentView.AddSubview(value);
-					value.InvalidateMeasure();
+					value.SetNeedsLayout();
 				}
 			}
 

src/Uno.UI/UI/Xaml/MobileLayoutingHelpers.cs

@@ -191,6 +191,8 @@ public static void ArrangeElement(View view, Rect finalRect)
 				view.Frame = finalRect;
 			}
 
+			view.LayoutIfNeeded();
+
 			foreach (var child in view.Subviews)
 			{
 				if (child is UIElement childAsUIElement)

src/Uno.UI/UI/Xaml/UIElement.iOS.cs

@@ -146,8 +146,21 @@ public override void SetNeedsLayout()
 		{
 			base.SetNeedsLayout();
 
+			if (Superview is not UIElement)
+			{
+				var firstManaged = this.FindFirstParent<UIElement>();
+				if (firstManaged != null)
+				{
+					firstManaged.InvalidateMeasure();
+					firstManaged.InvalidateArrange();
+				}
+			}
+
 			InvalidateMeasure();
 			InvalidateMeasureOnNativeOnlyChildrenRecursive(this);
+
+			InvalidateArrange();
+			InvalidateArrangeOnNativeOnlyChildrenRecursive(this);
 		}
 
 		private static void InvalidateMeasureOnNativeOnlyChildrenRecursive(UIView view)
@@ -165,6 +178,21 @@ private static void InvalidateMeasureOnNativeOnlyChildrenRecursive(UIView view)
 			}
 		}
 
+		private static void InvalidateArrangeOnNativeOnlyChildrenRecursive(UIView view)
+		{
+			foreach (var child in view.GetChildren())
+			{
+				if (child is not UIElement)
+				{
+					LayoutInformation.SetArrangeDirtyPath(child, true);
+					if (child is UIView childAsUIView)
+					{
+						InvalidateArrangeOnNativeOnlyChildrenRecursive(childAsUIView);
+					}
+				}
+			}
+		}
+
 		public void SetSubviewsNeedLayout()
 		{
 			base.SetNeedsLayout();