From 46965705ca33de8365969ff85f26a9f5a7271309 Mon Sep 17 00:00:00 2001
From: Stefan Csomor <csomor@advancedconcepts.ch>
Date: Thu, 11 Jul 2013 19:46:59 +0000
Subject: [PATCH] adapting to new x wheel behavior, see #15269

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@74488 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/generic/scrlwing.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/generic/scrlwing.cpp b/src/generic/scrlwing.cpp
index 921c5961ca..2135db54f4 100644
--- a/src/generic/scrlwing.cpp
+++ b/src/generic/scrlwing.cpp
@@ -1018,6 +1018,9 @@ void wxScrollHelperBase::HandleOnMouseWheel(wxMouseEvent& event)
         newEvent.SetOrientation( event.GetWheelAxis() == 0 ? wxVERTICAL : wxHORIZONTAL);
         newEvent.SetEventObject(m_win);
 
+        if ( event.GetWheelAxis() == wxMOUSE_WHEEL_HORIZONTAL )
+            lines = -lines;
+
         if (event.IsPageScroll())
         {
             if (lines > 0)
-- 
2.50.0