From 099a7ae752a1f48e292785a0af4459103e67c735 Mon Sep 17 00:00:00 2001
From: Nikita Tsukanov <keks9n@gmail.com>
Date: Sat, 15 Jul 2017 12:23:00 +0300
Subject: [PATCH] Dispose event

---
 src/Windows/Avalonia.Win32.Interop/Wpf/Direct2DImageSurface.cs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/Windows/Avalonia.Win32.Interop/Wpf/Direct2DImageSurface.cs b/src/Windows/Avalonia.Win32.Interop/Wpf/Direct2DImageSurface.cs
index 9bb9c014b7..8891a76676 100644
--- a/src/Windows/Avalonia.Win32.Interop/Wpf/Direct2DImageSurface.cs
+++ b/src/Windows/Avalonia.Win32.Interop/Wpf/Direct2DImageSurface.cs
@@ -30,7 +30,7 @@ namespace Avalonia.Win32.Interop.Wpf
     {
         class SwapBuffer: IDisposable
         {
-            private Query _event;
+            private readonly Query _event;
             private readonly SharpDX.Direct3D11.Resource _resource;
             private readonly SharpDX.Direct3D11.Resource _sharedResource;
             public SharpDX.Direct3D9.Surface Texture { get; }
@@ -98,6 +98,7 @@ namespace Avalonia.Win32.Interop.Wpf
                 Target?.Dispose();
                 _resource?.Dispose();
                 _sharedResource?.Dispose();
+                _event?.Dispose();
             }
 
             public void Flush()