Ken Thomases : comctl32: Eliminate redundant local variable (gcWheelDelta = = -wheelDelta).

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 930e84dfd22e100410cdf3d082262c3812970a89
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=930e84dfd22e100410cdf3d082262c3812970a89

Author: Ken Thomases <ken at codeweavers.com>
Date:   Sun Feb 10 19:08:59 2013 -0600

comctl32: Eliminate redundant local variable (gcWheelDelta == -wheelDelta).

---

 dlls/comctl32/listview.c |   10 ++++------
 1 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/dlls/comctl32/listview.c b/dlls/comctl32/listview.c
index bc8997a..5f25e85 100644
--- a/dlls/comctl32/listview.c
+++ b/dlls/comctl32/listview.c
@@ -9785,13 +9785,11 @@ static LRESULT LISTVIEW_HScroll(LISTVIEW_INFO *infoPtr, INT nScrollCode,
 
 static LRESULT LISTVIEW_MouseWheel(LISTVIEW_INFO *infoPtr, INT wheelDelta)
 {
-    INT gcWheelDelta = 0;
     INT pulScrollLines = 3;
 
     TRACE("(wheelDelta=%d)\n", wheelDelta);
 
     SystemParametersInfoW(SPI_GETWHEELSCROLLLINES,0, &pulScrollLines, 0);
-    gcWheelDelta -= wheelDelta;
 
     switch(infoPtr->uView)
     {
@@ -9801,21 +9799,21 @@ static LRESULT LISTVIEW_MouseWheel(LISTVIEW_INFO *infoPtr, INT wheelDelta)
         *  listview should be scrolled by a multiple of 37 dependently on its dimension or its visible item number
         *  should be fixed in the future.
         */
-        LISTVIEW_VScroll(infoPtr, SB_INTERNAL, (gcWheelDelta < 0) ?
+        LISTVIEW_VScroll(infoPtr, SB_INTERNAL, (wheelDelta > 0) ?
                 -LISTVIEW_SCROLL_ICON_LINE_SIZE : LISTVIEW_SCROLL_ICON_LINE_SIZE);
         break;
 
     case LV_VIEW_DETAILS:
-        if (abs(gcWheelDelta) >= WHEEL_DELTA && pulScrollLines)
+        if (abs(wheelDelta) >= WHEEL_DELTA && pulScrollLines)
         {
             int cLineScroll = min(LISTVIEW_GetCountPerColumn(infoPtr), pulScrollLines);
-            cLineScroll *= (gcWheelDelta / WHEEL_DELTA);
+            cLineScroll *= (-wheelDelta / WHEEL_DELTA);
             LISTVIEW_VScroll(infoPtr, SB_INTERNAL, cLineScroll);
         }
         break;
 
     case LV_VIEW_LIST:
-        LISTVIEW_HScroll(infoPtr, (gcWheelDelta < 0) ? SB_LINELEFT : SB_LINERIGHT, 0);
+        LISTVIEW_HScroll(infoPtr, (wheelDelta > 0) ? SB_LINELEFT : SB_LINERIGHT, 0);
         break;
     }
     return 0;