From 9fa5f957fec687d5e47938be7ca62999fe03a0df Mon Sep 17 00:00:00 2001
From: Dan Walmsley <dan@walms.co.uk>
Date: Wed, 17 Oct 2018 18:09:38 +0100
Subject: [PATCH] invalidate remote window if previewer dpi is changed.

---
 src/Avalonia.Controls/Remote/Server/RemoteServerTopLevelImpl.cs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/Avalonia.Controls/Remote/Server/RemoteServerTopLevelImpl.cs b/src/Avalonia.Controls/Remote/Server/RemoteServerTopLevelImpl.cs
index 63f2ec2ced..1795f28f7f 100644
--- a/src/Avalonia.Controls/Remote/Server/RemoteServerTopLevelImpl.cs
+++ b/src/Avalonia.Controls/Remote/Server/RemoteServerTopLevelImpl.cs
@@ -50,6 +50,8 @@ namespace Avalonia.Controls.Remote.Server
                     lock(_lock)
                     {
                         _dpi = new Vector(renderInfo.DpiX, renderInfo.DpiY);
+                        _invalidated = true;
+                        RenderIfNeeded();
                     }
                 }
                 if (obj is ClientSupportedPixelFormatsMessage supportedFormats)