From 96aaec9dea2d2b03ef88ef8c83a32ec26d307fca Mon Sep 17 00:00:00 2001
From: UnknownShadow200 <unknownshadow200@gmail.com>
Date: Mon, 7 Sep 2015 17:49:07 +1000
Subject: [PATCH] We have to actually indicate that we handled MouseWheel
 window message, fixes #57.

---
 OpenTK/Platform/Windows/WinGLNative.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/OpenTK/Platform/Windows/WinGLNative.cs b/OpenTK/Platform/Windows/WinGLNative.cs
index 689148d33..b3e1bed2a 100644
--- a/OpenTK/Platform/Windows/WinGLNative.cs
+++ b/OpenTK/Platform/Windows/WinGLNative.cs
@@ -212,7 +212,7 @@ namespace OpenTK.Platform.Windows
 					// This is due to inconsistent behavior of the WParam value on 64bit arch, whese
 					// wparam = 0xffffffffff880000 or wparam = 0x00000000ff100000
 					mouse.WheelPrecise += ((long)wParam << 32 >> 48) / 120.0f;
-					break;
+					return IntPtr.Zero;
 
 				case WindowMessage.LBUTTONDOWN:
 					mouse[MouseButton.Left] = true;