Fix iOS/macOS Images not cropped inside of a Frame #6580

src/Controls/src/Core/BindableObject.cs

@@ -589,7 +589,24 @@ BindablePropertyContext CreateAndAddContext(BindableProperty property)
 		}
 
 		[MethodImpl(MethodImplOptions.AggressiveInlining)]
-		internal BindablePropertyContext GetContext(BindableProperty property) => _properties.TryGetValue(property, out var result) ? result : null;
+		internal BindablePropertyContext GetContext(BindableProperty property)
+		{
+			var isValueFound = _properties.TryGetValue(property, out var result);
+
+			if (isValueFound)
+				return result;
+
+			// Some properties may not be found due to the dictionary's BindableProperty class key
+			foreach (var key in _properties.Keys)
+			{
+				if (key.PropertyName == property.PropertyName)
+				{
+					return _properties[key];
+				}
+			}
+
+			return null;
+		}
 
 		[MethodImpl(MethodImplOptions.AggressiveInlining)]
 		BindablePropertyContext GetOrCreateContext(BindableProperty property) => GetContext(property) ?? CreateAndAddContext(property);

src/Controls/src/Core/Compatibility/Handlers/iOS/FrameRenderer.cs

@@ -120,7 +120,7 @@ public virtual void SetupLayer()
 
 			_actualView.Layer.RasterizationScale = UIScreen.MainScreen.Scale;
 			_actualView.Layer.ShouldRasterize = true;
-			_actualView.Layer.MasksToBounds = Element.IsClippedToBounds;
+			_actualView.Layer.MasksToBounds = Element.IsSet(Layout.IsClippedToBoundsProperty) ? Element.IsClippedToBounds : true;
 		}
 
 		void UpdateShadow()

src/Controls/tests/DeviceTests/Elements/Frame/FrameTests.iOS.cs

@@ -47,5 +47,40 @@ await InvokeOnMainThreadAsync(() =>
 					}
 				}));				
 		}
+
+		[Theory(DisplayName = "Frame's Content Clips to Bounds Properly")]
+		[InlineData(true)]
+		[InlineData(false)]
+		[InlineData(null)]
+		public async Task FrameClipsCorrectly(bool? isClipped)
+		{
+			SetupBuilder();
+
+			var frame = new Frame()
+			{
+				HeightRequest = 300,
+				WidthRequest = 300,
+				CornerRadius = 80,
+				Content = new Frame
+				{
+					HeightRequest = 400,
+					WidthRequest = 400,
+					BackgroundColor = Colors.Blue,
+				}
+			};
+
+			if (isClipped is bool clipped)
+				frame.IsClippedToBounds = clipped!;
+
+			await InvokeOnMainThreadAsync(() =>
+				frame.ToPlatform(MauiContext).AttachAndRun(() =>
+				{
+					var handler = frame.ToHandler(MauiContext);
+					if (!isClipped)
+						Assert.False(handler.PlatformView.ClipsToBounds);
+					else
+						Assert.True(handler.PlatformView.ClipsToBounds);
+				}));
+		}
 	}
-}
+}