From 16f21434407763badedc0db27b63f2c6c4564876 Mon Sep 17 00:00:00 2001
From: Dan Walmsley <dan@walms.co.uk>
Date: Fri, 28 May 2021 16:17:03 +0100
Subject: [PATCH] Merge pull request #5971 from
 AvaloniaUI/fixes/osx-shadow-invalidation

force osx shadow invalidation on programatic resize.
---
 native/Avalonia.Native/src/OSX/window.mm | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/native/Avalonia.Native/src/OSX/window.mm b/native/Avalonia.Native/src/OSX/window.mm
index eb63cbd9f9..870345e543 100644
--- a/native/Avalonia.Native/src/OSX/window.mm
+++ b/native/Avalonia.Native/src/OSX/window.mm
@@ -263,6 +263,7 @@ public:
                 BaseEvents->Resized(AvnSize{x,y});
             }
             
+            [StandardContainer setFrameSize:NSSize{x,y}];
             [Window setContentSize:NSSize{x, y}];
             
             return S_OK;
@@ -2245,6 +2246,7 @@ protected:
         {
             if (Window != nullptr)
             {
+                [StandardContainer setFrameSize:NSSize{x,y}];
                 [Window setContentSize:NSSize{x, y}];
             
                 [Window setFrameTopLeftPoint:ToNSPoint(ConvertPointY(lastPositionSet))];