Obsolete IBorder

src/Core/src/Core/IBorder.cs

@@ -1,8 +1,13 @@
-namespace Microsoft.Maui;
+using System;
+using System.ComponentModel;
+
+namespace Microsoft.Maui;
 
 /// <summary>
 /// Provides functionality to provide a border.
 /// </summary>
+[EditorBrowsable(EditorBrowsableState.Never)]
+[Obsolete("IBorder is not used and will be removed in a future release. Use IBorderView or IBorderStroke instead.")]
 public interface IBorder
 {
 	/// <summary>

src/Core/src/Handlers/View/ViewHandler.cs

@@ -57,7 +57,9 @@ public abstract partial class ViewHandler : ElementHandler, IViewHandler
 				[nameof(IView.AnchorX)] = MapAnchorX,
 				[nameof(IView.AnchorY)] = MapAnchorY,
 				[nameof(IViewHandler.ContainerView)] = MapContainerView,
+#pragma warning disable CS0618 // Type or member is obsolete
 				[nameof(IBorder.Border)] = MapBorderView,
+#pragma warning restore CS0618 // Type or member is obsolete
 #if ANDROID || WINDOWS || TIZEN
 				[nameof(IToolbarElement.Toolbar)] = MapToolbar,
 #endif
@@ -419,6 +421,7 @@ public static void MapContainerView(IViewHandler handler, IView view)
 				handler.HasContainer = view.NeedsContainer();
 		}
 
+#pragma warning disable CS0618 // Type or member is obsolete
 		/// <summary>
 		/// Maps the abstract <see cref="IBorder.Border"/> property to the platform-specific implementations.
 		/// </summary>
@@ -430,6 +433,7 @@ public static void MapBorderView(IViewHandler handler, IView view)
 
 			((PlatformView?)handler.ContainerView)?.UpdateBorder(view);
 		}
+#pragma warning restore CS0618 // Type or member is obsolete
 
 		static partial void MappingFrame(IViewHandler handler, IView view);
 

src/Core/src/Platform/Android/ViewExtensions.cs

@@ -118,6 +118,8 @@ public static void UpdateShadow(this AView platformView, IView view)
 			if (platformView is WrapperView wrapper)
 				wrapper.Shadow = view.Shadow;
 		}
+
+		[Obsolete("IBorder is not used and will be removed in a future release.")]
 		public static void UpdateBorder(this AView platformView, IView view)
 		{
 			if (platformView is WrapperView wrapper)

src/Core/src/Platform/Tizen/ViewExtensions.cs

@@ -128,6 +128,7 @@ public static async Task UpdateBackgroundImageSourceAsync(this NView platformVie
 			}
 		}
 
+		[Obsolete("IBorder is not used and will be removed in a future release.")]
 		public static void UpdateBorder(this NView platformView, IView view)
 		{
 			if (view is IBorder border && platformView is WrapperView wrapperView)

src/Core/src/Platform/Windows/ViewExtensions.cs

@@ -83,6 +83,7 @@ public static void UpdateShadow(this FrameworkElement platformView, IView view)
 			}
 		}
 
+		[Obsolete("IBorder is not used and will be removed in a future release.")]
 		public static void UpdateBorder(this FrameworkElement platformView, IView view)
 		{
 			var border = (view as IBorder)?.Border;

src/Core/src/Platform/WrapperView.cs

@@ -9,7 +9,7 @@ public partial class WrapperView
 		IShape? _clip;
 		[UnconditionalSuppressMessage("Memory", "MEM0002", Justification = "IShadow is a non-NSObject in MAUI.")]
 		IShadow? _shadow;
-		[UnconditionalSuppressMessage("Memory", "MEM0002", Justification = "IBorder is a non-NSObject in MAUI.")]
+		[UnconditionalSuppressMessage("Memory", "MEM0002", Justification = "IBorderStroke is a non-NSObject in MAUI.")]
 		IBorderStroke? _border;
 
 #if WINDOWS

src/Core/src/Platform/iOS/ViewExtensions.cs

@@ -227,6 +227,8 @@ public static void UpdateShadow(this UIView platformView, IView view)
 					wrapperView.Shadow = view.Shadow;
 			}
 		}
+
+		[Obsolete("IBorder is not used and will be removed in a future release.")]
 		public static void UpdateBorder(this UIView platformView, IView view)
 		{
 			var border = (view as IBorder)?.Border;

src/Core/src/ViewExtensions.cs

@@ -60,8 +60,10 @@ internal static bool NeedsContainer(this IView? view)
 #endif
 
 #if ANDROID || IOS
+#pragma warning disable CS0618 // Type or member is obsolete
 			if (view is IBorder border && border.Border != null)
 				return true;
+#pragma warning restore CS0618 // Type or member is obsolete
 #elif WINDOWS
 			if (view is IBorderView border)
 				return border?.Shape != null || border?.Stroke != null;