comctl32/trackbar: Fix mouse position to thumb position conversion rounding.

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

comctl32/trackbar: Fix mouse position to thumb position conversion rounding.
6a237bdb · Nikolay Sivov · Alexandre Julliard · cd55d747 · 6a237bdb
Commit 6a237bdb authored Jul 15, 2016 by Nikolay Sivov Committed by Alexandre Julliard Jul 15, 2016
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trackbar.c dlls/comctl32/trackbar.c +2 -1

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--- a/dlls/comctl32/trackbar.c
+++ b/dlls/comctl32/trackbar.c
@@ -34,6 +34,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <math.h>
 #include "windef.h"
 #include "winbase.h"
@@ -203,7 +204,7 @@ TRACKBAR_ConvertPlaceToPosition (const TRACKBAR_INFO *infoPtr, int place)
        pos = infoPtr->lRangeMin;
    TRACE("%.2f\n", pos);
-    return (LONG)(pos + 0.5);
+    return (LONG)floor(pos + 0.5);
 }