Nikolay Sivov : comctl32/listview: Improve column scrolling.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 475dcb81f58ed8d479ab3a37a811567d583d7701
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=475dcb81f58ed8d479ab3a37a811567d583d7701

Author: Nikolay Sivov <bunglehead at gmail.com>
Date:   Fri Jun  5 13:55:19 2009 +0400

comctl32/listview: Improve column scrolling.

---

 dlls/comctl32/listview.c |    9 ++++++---
 1 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/dlls/comctl32/listview.c b/dlls/comctl32/listview.c
index 56b244d..dafb914 100644
--- a/dlls/comctl32/listview.c
+++ b/dlls/comctl32/listview.c
@@ -4676,11 +4676,14 @@ static void LISTVIEW_ScrollColumns(LISTVIEW_INFO *infoPtr, INT nColumn, INT dx)
 	rcCol.left = rcCol.right;
     
     /* adjust the other columns */
-    for (nCol = nColumn; nCol < DPA_GetPtrCount(infoPtr->hdpaColumns); nCol++)
+    for (nCol = 0; nCol < DPA_GetPtrCount(infoPtr->hdpaColumns); nCol++)
     {
 	lpColumnInfo = LISTVIEW_GetColumnInfo(infoPtr, nCol);
-        lpColumnInfo->rcHeader.left += dx;
-        lpColumnInfo->rcHeader.right += dx;
+	if (lpColumnInfo->rcHeader.left >= rcCol.left)
+	{
+	    lpColumnInfo->rcHeader.left  += dx;
+	    lpColumnInfo->rcHeader.right += dx;
+	}
     }
 
     /* do not update screen if not in report mode */