Module: wine Branch: master Commit: bb1d68ede06c8b517ea16246e376a4a4e52bf1c5 URL: http://source.winehq.org/git/wine.git/?a=commit;h=bb1d68ede06c8b517ea16246e3...
Author: Nikolay Sivov nsivov@codeweavers.com Date: Thu Jan 12 17:22:25 2017 +0300
comctl32/trackbar: Fix TBM_SETRANGEMAX handling when new limit is less than current min boundary.
Signed-off-by: Nikolay Sivov nsivov@codeweavers.com Signed-off-by: Alexandre Julliard julliard@winehq.org
---
dlls/comctl32/tests/trackbar.c | 26 ++++++++++++++++++++++++++ dlls/comctl32/trackbar.c | 5 +++-- 2 files changed, 29 insertions(+), 2 deletions(-)
diff --git a/dlls/comctl32/tests/trackbar.c b/dlls/comctl32/tests/trackbar.c index b236cc3..a0fae00 100644 --- a/dlls/comctl32/tests/trackbar.c +++ b/dlls/comctl32/tests/trackbar.c @@ -775,6 +775,32 @@ static void test_range(void) SendMessageA(hWndTrackbar, TBM_GETTHUMBRECT, 0, (LPARAM)&rect1); ok(EqualRect(&rect1, &rect2), "thumb rectangle not updated\n");
+ /* test position update on range change */ + + /* set to [20, 50], position at 30, reduce range to [20,25] */ + SendMessageA(hWndTrackbar, TBM_SETRANGEMIN, FALSE, 20); + SendMessageA(hWndTrackbar, TBM_SETRANGEMAX, FALSE, 50); + SendMessageA(hWndTrackbar, TBM_SETPOS, FALSE, 30); + SendMessageA(hWndTrackbar, TBM_SETRANGEMAX, FALSE, 25); + r = SendMessageA(hWndTrackbar, TBM_GETPOS, 0, 0); + ok(r == 25, "Unexpected position %d\n", r); + + /* set to [20, 50], position at 30, flip max to 10 */ + SendMessageA(hWndTrackbar, TBM_SETRANGEMIN, FALSE, 20); + SendMessageA(hWndTrackbar, TBM_SETRANGEMAX, FALSE, 50); + SendMessageA(hWndTrackbar, TBM_SETPOS, FALSE, 30); + SendMessageA(hWndTrackbar, TBM_SETRANGEMAX, FALSE, 10); + r = SendMessageA(hWndTrackbar, TBM_GETPOS, 0, 0); + ok(r == 20, "Unexpected position %d\n", r); + + /* set to [20, 50], position at 30, flip min to 70 */ + SendMessageA(hWndTrackbar, TBM_SETRANGEMIN, FALSE, 20); + SendMessageA(hWndTrackbar, TBM_SETRANGEMAX, FALSE, 50); + SendMessageA(hWndTrackbar, TBM_SETPOS, FALSE, 30); + SendMessageA(hWndTrackbar, TBM_SETRANGEMIN, FALSE, 70); + r = SendMessageA(hWndTrackbar, TBM_GETPOS, 0, 0); + ok(r == 70, "Unexpected position %d\n", r); + DestroyWindow(hWndTrackbar); }
diff --git a/dlls/comctl32/trackbar.c b/dlls/comctl32/trackbar.c index c6757a5..cdbf859 100644 --- a/dlls/comctl32/trackbar.c +++ b/dlls/comctl32/trackbar.c @@ -1275,10 +1275,11 @@ static inline LRESULT TRACKBAR_SetRangeMax (TRACKBAR_INFO *infoPtr, BOOL redraw, LONG lMax) { BOOL changed = infoPtr->lRangeMax != lMax; + LONG rightmost = max(lMax, infoPtr->lRangeMin);
infoPtr->lRangeMax = lMax; - if (infoPtr->lPos > infoPtr->lRangeMax) { - infoPtr->lPos = infoPtr->lRangeMax; + if (infoPtr->lPos > rightmost) { + infoPtr->lPos = rightmost; infoPtr->flags |= TB_THUMBPOSCHANGED; }