From 448cd50546b99e2511633bad592fe3dd44899df9 Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Tue, 22 Apr 2008 14:15:24 +0000
Subject: [PATCH] From Stephan Huber, "the support for the new mightymouse and
 new touchpads was incomplete in GraphicsWindowCarbon. Attached is a fixed
 version."

---
 src/osgViewer/GraphicsWindowCarbon.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/osgViewer/GraphicsWindowCarbon.cpp b/src/osgViewer/GraphicsWindowCarbon.cpp
index 57699f1da..f8a0e446d 100644
--- a/src/osgViewer/GraphicsWindowCarbon.cpp
+++ b/src/osgViewer/GraphicsWindowCarbon.cpp
@@ -591,6 +591,7 @@ void GraphicsWindowCarbon::installEventHandler() {
         {kEventClassMouse, kEventMouseMoved},
         {kEventClassMouse, kEventMouseDragged},
         {kEventClassMouse, kEventMouseWheelMoved},
+        {kEventClassMouse, 11 /* kEventMouseScroll */},
 
         {kEventClassKeyboard, kEventRawKeyDown},
         {kEventClassKeyboard, kEventRawKeyRepeat},