From cdf601da6a7070543a5fc525605a142e272b8e4b Mon Sep 17 00:00:00 2001
From: Dan Walmsley <dan@walms.co.uk>
Date: Mon, 20 Jul 2020 20:54:33 -0300
Subject: [PATCH] fix sizetocontent on win32.

---
 src/Windows/Avalonia.Win32/WindowImpl.AppWndProc.cs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/Windows/Avalonia.Win32/WindowImpl.AppWndProc.cs b/src/Windows/Avalonia.Win32/WindowImpl.AppWndProc.cs
index ee6845e2eb..25a34561fc 100644
--- a/src/Windows/Avalonia.Win32/WindowImpl.AppWndProc.cs
+++ b/src/Windows/Avalonia.Win32/WindowImpl.AppWndProc.cs
@@ -402,6 +402,8 @@ namespace Avalonia.Win32
                 case WindowsMessage.WM_GETMINMAXINFO:
                     {
                         MINMAXINFO mmi = Marshal.PtrToStructure<MINMAXINFO>(lParam);
+                        
+                        _maxTrackSize = mmi.ptMaxTrackSize;
 
                         if (_minSize.Width > 0)
                         {