From: Jacek Caban jacek@codeweavers.com
Signed-off-by: Jacek Caban jacek@codeweavers.com --- dlls/win32u/window.c | 25 +++++++++++++++++++------ 1 file changed, 19 insertions(+), 6 deletions(-)
diff --git a/dlls/win32u/window.c b/dlls/win32u/window.c index 9231f98539e..7bfdb449090 100644 --- a/dlls/win32u/window.c +++ b/dlls/win32u/window.c @@ -4845,9 +4845,10 @@ HWND WINAPI NtUserCreateWindowEx( DWORD ex_style, UNICODE_STRING *class_name, HWND parent, HMENU menu, HINSTANCE instance, void *params, DWORD flags, CBT_CREATEWNDW *cbtc, DWORD unk, BOOL ansi ) { - CREATESTRUCTW cs, *client_cs = cbtc->lpcs; + CREATESTRUCTW cs, *client_cs, cs_buf; UINT win_dpi, thread_dpi = get_thread_dpi(); DPI_AWARENESS_CONTEXT context; + CBT_CREATEWNDW cbtc_buf; HWND hwnd, owner = 0; INT sw = SW_SHOW; RECT rect; @@ -4855,8 +4856,24 @@ HWND WINAPI NtUserCreateWindowEx( DWORD ex_style, UNICODE_STRING *class_name,
static const WCHAR messageW[] = {'M','e','s','s','a','g','e'};
+ /* FIXME: We should pass a packed struct to client instead od using client_cs */ + if (cbtc) + { + client_cs = cbtc->lpcs; + cs.lpszName = client_cs->lpszName; + cs.lpszClass = client_cs->lpszClass; + cs.hInstance = client_cs->hInstance; /* may be different than instance for win16 */ + } + else + { + cbtc = &cbtc_buf; + client_cs = cbtc->lpcs = &cs_buf; + cs.lpszName = window_name ? window_name->Buffer : NULL; + cs.lpszClass = class_name->Buffer; + cs.hInstance = instance; + } + cs.lpCreateParams = params; - cs.hInstance = client_cs->hInstance; /* may be different than instance for win16 */ cs.hMenu = menu; cs.hwndParent = parent; cs.style = style; @@ -4865,10 +4882,6 @@ HWND WINAPI NtUserCreateWindowEx( DWORD ex_style, UNICODE_STRING *class_name, cs.y = y; cs.cx = cx; cs.cy = cy; - /* We use client_cs to pass original class and name pointers, - * that's probably not how native handles it. */ - cs.lpszName = client_cs->lpszName; - cs.lpszClass = client_cs->lpszClass;
/* Find the parent window */ if (parent == HWND_MESSAGE)