From 9988a2ba9c75d0db66a8426be6b8f47202ea4ce0 Mon Sep 17 00:00:00 2001
From: thefiddler <stapostol@gmail.com>
Date: Thu, 1 May 2014 14:27:20 +0200
Subject: [PATCH] [SDL][Win] Destroy custom cursor on Close()

X11 destroys the cursor after setting it and Cocoa uses an autorelease
pool, so that should not be necessary there.
---
 Source/OpenTK/Platform/SDL2/Sdl2NativeWindow.cs | 6 ++++++
 Source/OpenTK/Platform/Windows/WinGLNative.cs   | 6 ++++++
 2 files changed, 12 insertions(+)

diff --git a/Source/OpenTK/Platform/SDL2/Sdl2NativeWindow.cs b/Source/OpenTK/Platform/SDL2/Sdl2NativeWindow.cs
index 023f21891b..62e3c0ced0 100644
--- a/Source/OpenTK/Platform/SDL2/Sdl2NativeWindow.cs
+++ b/Source/OpenTK/Platform/SDL2/Sdl2NativeWindow.cs
@@ -1057,6 +1057,12 @@ void Dispose(bool manual)
                         {
                             DestroyWindow();
                         }
+
+                        if (sdl_cursor != IntPtr.Zero)
+                        {
+                            SDL.FreeCursor(sdl_cursor);
+                            sdl_cursor = IntPtr.Zero;
+                        }
                     }
                     else
                     {
diff --git a/Source/OpenTK/Platform/Windows/WinGLNative.cs b/Source/OpenTK/Platform/Windows/WinGLNative.cs
index 36b91fafb6..19159540a0 100644
--- a/Source/OpenTK/Platform/Windows/WinGLNative.cs
+++ b/Source/OpenTK/Platform/Windows/WinGLNative.cs
@@ -1639,6 +1639,12 @@ void Dispose(bool calledManually)
             {
                 if (calledManually)
                 {
+                    if (Cursor != MouseCursor.Default && curson_handle != IntPtr.Zero)
+                    {
+                        Functions.DestroyIcon(curson_handle);
+                        curson_handle = IntPtr.Zero;
+                    }
+
                     // Safe to clean managed resources
                     DestroyWindow();
                     if (Icon != null)