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authorhobbs <hobbs>2003-02-21 02:07:50 (GMT)
committerhobbs <hobbs>2003-02-21 02:07:50 (GMT)
commitbe541dbd983a3d33cc41473c8ea42d515369410f (patch)
tree387ec363d63f92ef19d46605fb09266ec870bf6f /win
parent2cb74285f2d3594505c682851f59449520957937 (diff)
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* win/tkWinScrlbr.c (UpdateScrollbar): use SIF_DISABLENOSCROLL to
"disable" scrollbar when on Windows when there is nothing to scroll. This is Windows style, and fixes [Bug #624116].
Diffstat (limited to 'win')
-rw-r--r--win/tkWinScrlbr.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/win/tkWinScrlbr.c b/win/tkWinScrlbr.c
index 1eb3b47..359fc46 100644
--- a/win/tkWinScrlbr.c
+++ b/win/tkWinScrlbr.c
@@ -9,7 +9,7 @@
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tkWinScrlbr.c,v 1.8 2002/06/14 22:25:12 jenglish Exp $
+ * RCS: @(#) $Id: tkWinScrlbr.c,v 1.9 2003/02/21 02:07:50 hobbs Exp $
*/
#include "tkWinInt.h"
@@ -185,6 +185,12 @@ UpdateScrollbar(scrollPtr)
* (MAX_SCROLL - (scrollInfo.nPage - 1)));
} else {
scrollInfo.nPos = 0;
+ /*
+ * Disable the scrollbar when there is nothing to scroll.
+ * This is standard Windows style (see eg Notepad).
+ * Also prevents possible crash on XP+ systems [Bug #624116].
+ */
+ scrollInfo.fMask |= SIF_DISABLENOSCROLL;
}
SetScrollInfo(scrollPtr->hwnd, SB_CTL, &scrollInfo, TRUE);
}