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Diffstat (limited to 'Xamarin.Forms.Platform.iOS/NativeViewWrapperRenderer.cs')
-rw-r--r--Xamarin.Forms.Platform.iOS/NativeViewWrapperRenderer.cs30
1 files changed, 28 insertions, 2 deletions
diff --git a/Xamarin.Forms.Platform.iOS/NativeViewWrapperRenderer.cs b/Xamarin.Forms.Platform.iOS/NativeViewWrapperRenderer.cs
index 4d1252e..cde9fe8 100644
--- a/Xamarin.Forms.Platform.iOS/NativeViewWrapperRenderer.cs
+++ b/Xamarin.Forms.Platform.iOS/NativeViewWrapperRenderer.cs
@@ -1,8 +1,13 @@
´╗┐using CoreGraphics;
-using UIKit;
using Xamarin.Forms.Internals;
-
+#if __MOBILE__
+using UIKit;
namespace Xamarin.Forms.Platform.iOS
+#else
+using UIView = AppKit.NSView;
+
+namespace Xamarin.Forms.Platform.MacOS
+#endif
{
public class NativeViewWrapperRenderer : ViewRenderer<NativeViewWrapper, UIView>
{
@@ -19,6 +24,7 @@ namespace Xamarin.Forms.Platform.iOS
return result ?? base.GetDesiredSize(widthConstraint, heightConstraint);
}
+#if __MOBILE__
public override void LayoutSubviews()
{
if (Element?.LayoutSubViews == null)
@@ -50,6 +56,26 @@ namespace Xamarin.Forms.Platform.iOS
// if it returns null, fall back to the default implementation
return result ?? base.SizeThatFits(size);
}
+#else
+ public override void Layout()
+ {
+ if (Element?.LayoutSubViews == null)
+ {
+ ((IVisualElementController)Element)?.InvalidateMeasure(InvalidationTrigger.MeasureChanged);
+ base.Layout();
+ return;
+ }
+
+ // The user has specified a different implementation of LayoutSubviews
+ var handled = Element.LayoutSubViews();
+
+ if (!handled)
+ {
+ // If the delegate wasn't able to handle the request, fall back to the default implementation
+ base.Layout();
+ }
+ }
+#endif
protected override void OnElementChanged(ElementChangedEventArgs<NativeViewWrapper> e)
{