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comctl32/trackbar: Fix reseting to default page size.

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Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov 2018-05-08 01:30:52 +03:00 committed by Alexandre Julliard
parent 0aead094a5
commit 38e715387d
2 changed files with 28 additions and 14 deletions
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11
dlls/comctl32/tests/trackbar.c
View file

@ -613,6 +613,17 @@ static void test_page_size(void)
r = SendMessageA(hWndTrackbar, TBM_GETPAGESIZE, 0, 0);
ok(r == 10, "Unexpected page size %d.\n", r);
r = SendMessageA(hWndTrackbar, TBM_SETPAGESIZE, 0, -1);
ok(r == 10, "Unexpected page size %d.\n", r);
r = SendMessageA(hWndTrackbar, TBM_GETPAGESIZE, 0, 0);
ok(r == 7, "Unexpected page size %d.\n", r);
SendMessageA(hWndTrackbar, TBM_SETRANGEMAX, 0, 100);
r = SendMessageA(hWndTrackbar, TBM_GETPAGESIZE, 0, 0);
ok(r == 19, "Unexpected page size %d.\n", r);
DestroyWindow(hWndTrackbar);
hWndTrackbar = create_trackbar(defaultstyle, hWndParent);

31
dlls/comctl32/trackbar.c
View file

@ -1196,18 +1196,30 @@ TRACKBAR_SetLineSize (TRACKBAR_INFO *infoPtr, LONG lLineSize)
return lTemp;
}
static void TRACKBAR_UpdatePageSize(TRACKBAR_INFO *infoPtr)
{
if (infoPtr->flags & TB_USER_PAGE)
return;
infoPtr->lPageSize = (infoPtr->lRangeMax - infoPtr->lRangeMin) / 5;
if (infoPtr->lPageSize == 0) infoPtr->lPageSize = 1;
}
static inline LONG
TRACKBAR_SetPageSize (TRACKBAR_INFO *infoPtr, LONG lPageSize)
{
LONG lTemp = infoPtr->lPageSize;
if (lPageSize != -1)
infoPtr->lPageSize = lPageSize;
if (lPageSize == -1)
{
infoPtr->flags &= ~TB_USER_PAGE;
TRACKBAR_UpdatePageSize(infoPtr);
}
else
infoPtr->lPageSize = TB_DEFAULTPAGESIZE;
infoPtr->flags |= TB_USER_PAGE;
{
infoPtr->flags |= TB_USER_PAGE;
infoPtr->lPageSize = lPageSize;
}
return lTemp;
}
@ -1234,15 +1246,6 @@ TRACKBAR_SetPos (TRACKBAR_INFO *infoPtr, BOOL fPosition, LONG lPosition)
return 0;
}
static void TRACKBAR_UpdatePageSize(TRACKBAR_INFO *infoPtr)
{
if (infoPtr->flags & TB_USER_PAGE)
return;
infoPtr->lPageSize = (infoPtr->lRangeMax - infoPtr->lRangeMin) / 5;
if (infoPtr->lPageSize == 0) infoPtr->lPageSize = 1;
}
static inline LRESULT
TRACKBAR_SetRange (TRACKBAR_INFO *infoPtr, BOOL redraw, LONG range)
{