From: H.G. Muller <h.g.muller@hccnet.nl>
Date: Sun, 9 May 2010 20:15:27 +0000 (+0200)
Subject: Reverse mousewheel action
X-Git-Url: http://winboard.nl/cgi-bin?a=commitdiff_plain;h=08f180588d2bd10c715f1613ee788601b7c0b7ee;p=xboard.git

Reverse mousewheel action

Apparently WinBoard was stepping in the opposite direction through the
game in reaction to the mousewheel as every other GUI in existence.
---

diff --git a/winboard/winboard.c b/winboard/winboard.c
index 0ac478c..b5b0594 100644
--- a/winboard/winboard.c
+++ b/winboard/winboard.c
@@ -3866,12 +3866,12 @@ MouseEvent(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
        /* Mouse Wheel is being rolled forward
         * Play moves forward
         */
-       if((short)HIWORD(wParam) > 0 && currentMove < forwardMostMove) 
+       if((short)HIWORD(wParam) < 0 && currentMove < forwardMostMove) 
 		{ if(lastDir == 1) ForwardEvent(); else lastDir = 1; } // [HGM] suppress first event in direction
        /* Mouse Wheel is being rolled backward
         * Play moves backward
         */
-       if((short)HIWORD(wParam) < 0 && currentMove > backwardMostMove) 
+       if((short)HIWORD(wParam) > 0 && currentMove > backwardMostMove) 
 		{ if(lastDir == -1) BackwardEvent(); else lastDir = -1; }
     }
     break;