Don't reinitialize the whole trackbar on a WM_SIZE message, just recompute the positions. This prevents from loosing all the thumb parameters.

[Bellengé Maxime]

---
 dlls/comctl32/trackbar.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/dlls/comctl32/trackbar.c b/dlls/comctl32/trackbar.c
index 91f8176..788e21f 100644
--- a/dlls/comctl32/trackbar.c
+++ b/dlls/comctl32/trackbar.c
@@ -1555,7 +1555,8 @@ TRACKBAR_SetFocus (TRACKBAR_INFO *infoPtr)
 static LRESULT
 TRACKBAR_Size (TRACKBAR_INFO *infoPtr)
 {
-    TRACKBAR_InitializeThumb (infoPtr);
+    TRACKBAR_CalcChannel (infoPtr);
+    TRACKBAR_UpdateThumb (infoPtr);
     TRACKBAR_AlignBuddies (infoPtr);
 
     return 0;
-- 
1.7.6


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