From: Gabriel Ivăncescu Subject: [PATCH 2/4] user32/listbox: SetCount must fail if LBS_NODATA is not set Message-Id: Date: Wed, 19 Sep 2018 18:46:34 +0300 In-Reply-To: References: Signed-off-by: Gabriel Ivăncescu --- dlls/user32/listbox.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/dlls/user32/listbox.c b/dlls/user32/listbox.c index c8bd148..97f275a 100644 --- a/dlls/user32/listbox.c +++ b/dlls/user32/listbox.c @@ -1757,7 +1757,7 @@ static LRESULT LISTBOX_SetCount( LB_DESCR *descr, INT count ) { LRESULT ret; - if (HAS_STRINGS(descr)) + if (!(descr->style & LBS_NODATA)) { SetLastError(ERROR_SETCOUNT_ON_BAD_LB); return LB_ERR; @@ -2523,6 +2523,9 @@ static BOOL LISTBOX_Create( HWND hwnd, LPHEADCOMBO lphc ) if (descr->style & LBS_OWNERDRAWVARIABLE) descr->style |= LBS_NOINTEGRALHEIGHT; descr->item_height = LISTBOX_SetFont( descr, 0 ); + if ((descr->style & (LBS_OWNERDRAWFIXED | LBS_OWNERDRAWVARIABLE | LBS_HASSTRINGS | LBS_SORT)) != LBS_OWNERDRAWFIXED) + descr->style &= ~LBS_NODATA; + if (descr->style & LBS_OWNERDRAWFIXED) { if( descr->lphc && (descr->lphc->dwStyle & CBS_DROPDOWN)) -- 1.9.1