From 612b1c6c69f142c7d643ee8aaa082e088cb1d3ff Mon Sep 17 00:00:00 2001
From: Steven Kirk <grokys@gmail.com>
Date: Thu, 12 Nov 2020 20:48:15 +0100
Subject: [PATCH] Add WS_CLIPCHILDREN to PopupImpl.

Needed for embedding chromium, see https://github.com/AvaloniaUI/Avalonia/issues/3281#issuecomment-557615525
---
 src/Windows/Avalonia.Win32/PopupImpl.cs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/Windows/Avalonia.Win32/PopupImpl.cs b/src/Windows/Avalonia.Win32/PopupImpl.cs
index 57da1c4d66..7fb146899b 100644
--- a/src/Windows/Avalonia.Win32/PopupImpl.cs
+++ b/src/Windows/Avalonia.Win32/PopupImpl.cs
@@ -69,7 +69,8 @@ namespace Avalonia.Win32
         {
             UnmanagedMethods.WindowStyles style =
                 UnmanagedMethods.WindowStyles.WS_POPUP |
-                UnmanagedMethods.WindowStyles.WS_CLIPSIBLINGS;
+                UnmanagedMethods.WindowStyles.WS_CLIPSIBLINGS |
+                UnmanagedMethods.WindowStyles.WS_CLIPCHILDREN;
 
             UnmanagedMethods.WindowStyles exStyle =
                 UnmanagedMethods.WindowStyles.WS_EX_TOOLWINDOW |