From a3b57804917a350de79b5bb6e8683c86052f320c Mon Sep 17 00:00:00 2001
From: Duane Clark <dclark@akamail.com>
Date: Tue, 17 Dec 2002 21:00:11 +0000
Subject: [PATCH] Need to initialize tracking value on mousedown.

---
 controls/scroll.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/controls/scroll.c b/controls/scroll.c
index 209f762b70..8a6c3cc9ab 100644
--- a/controls/scroll.c
+++ b/controls/scroll.c
@@ -1023,6 +1023,9 @@ static void SCROLL_HandleScrollEvent( HWND hwnd, INT nBar, UINT msg, POINT pt)
             SCROLL_TrackingWin = hwnd;
             SCROLL_TrackingBar = nBar;
             SCROLL_TrackingPos = trackThumbPos + lastMousePos - lastClickPos;
+            SCROLL_TrackingVal = SCROLL_GetThumbVal( infoPtr, &rect,
+                                                        vertical,
+                                                        SCROLL_TrackingPos );
 	    if (!SCROLL_MovingThumb)
 		SCROLL_DrawMovingThumb(hdc, &rect, vertical, arrowSize, thumbSize);
         }
-- 
2.32.0.93.g670b81a890