comctl32: Invalidate the entire progress bar any time it changes.
diff --git a/dlls/comctl32/progress.c b/dlls/comctl32/progress.c
index eb0b11a..cfed7ec 100644
--- a/dlls/comctl32/progress.c
+++ b/dlls/comctl32/progress.c
@@ -131,35 +131,12 @@
/***********************************************************************
* PROGRESS_Invalidate
*
- * Invalide the range between old and new pos.
+ * Don't be too clever about invalidating the progress bar.
+ * Installshield depends on this simple behaviour.
*/
static void PROGRESS_Invalidate( PROGRESS_INFO *infoPtr, INT old, INT new )
{
- LONG style = GetWindowLongW (infoPtr->Self, GWL_STYLE);
- RECT rect;
- int oldPos, newPos;
- BOOL barSmooth = (style & PBS_SMOOTH) && !GetWindowTheme (infoPtr->Self);
-
- get_client_rect( infoPtr->Self, &rect );
-
- oldPos = get_bar_position( infoPtr, style, &rect, old );
- newPos = get_bar_position( infoPtr, style, &rect, new );
-
- if (style & PBS_VERTICAL)
- {
- rect.top = rect.bottom - max( oldPos, newPos );
- rect.bottom = rect.bottom - min( oldPos, newPos );
- if (!barSmooth) rect.top -=
- get_led_size (infoPtr, style, &rect) + get_led_gap (infoPtr);
- }
- else
- {
- rect.left = min( oldPos, newPos );
- rect.right = max( oldPos, newPos );
- if (!barSmooth) rect.right +=
- get_led_size (infoPtr, style, &rect) + get_led_gap (infoPtr);
- }
- InvalidateRect( infoPtr->Self, &rect, oldPos > newPos );
+ InvalidateRect( infoPtr->Self, NULL, old > new );
}
/* Information for a progress bar drawing helper */
