2 * Window related functions
4 * Copyright 1993, 1994 Alexandre Julliard
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
22 #include "wine/port.h"
31 #include "wine/server.h"
32 #include "wine/unicode.h"
34 #include "user_private.h"
37 #include "wine/debug.h"
39 WINE_DEFAULT_DEBUG_CHANNEL(win);
41 #define NB_USER_HANDLES ((LAST_USER_HANDLE - FIRST_USER_HANDLE + 1) >> 1)
42 #define USER_HANDLE_TO_INDEX(hwnd) ((LOWORD(hwnd) - FIRST_USER_HANDLE) >> 1)
44 static DWORD process_layout = ~0u;
46 /**********************************************************************/
48 /* helper for Get/SetWindowLong */
49 static inline LONG_PTR get_win_data( const void *ptr, UINT size )
51 if (size == sizeof(WORD))
54 memcpy( &ret, ptr, sizeof(ret) );
57 else if (size == sizeof(DWORD))
60 memcpy( &ret, ptr, sizeof(ret) );
66 memcpy( &ret, ptr, sizeof(ret) );
71 /* helper for Get/SetWindowLong */
72 static inline void set_win_data( void *ptr, LONG_PTR val, UINT size )
74 if (size == sizeof(WORD))
77 memcpy( ptr, &newval, sizeof(newval) );
79 else if (size == sizeof(DWORD))
82 memcpy( ptr, &newval, sizeof(newval) );
86 memcpy( ptr, &val, sizeof(val) );
91 static void *user_handles[NB_USER_HANDLES];
93 /***********************************************************************
96 HANDLE alloc_user_handle( struct user_object *ptr, enum user_obj_type type )
100 SERVER_START_REQ( alloc_user_handle )
102 if (!wine_server_call_err( req )) handle = wine_server_ptr_handle( reply->handle );
108 UINT index = USER_HANDLE_TO_INDEX( handle );
110 assert( index < NB_USER_HANDLES );
111 ptr->handle = handle;
113 InterlockedExchangePointer( &user_handles[index], ptr );
119 /***********************************************************************
120 * get_user_handle_ptr
122 void *get_user_handle_ptr( HANDLE handle, enum user_obj_type type )
124 struct user_object *ptr;
125 WORD index = USER_HANDLE_TO_INDEX( handle );
127 if (index >= NB_USER_HANDLES) return NULL;
130 if ((ptr = user_handles[index]))
132 if (ptr->type == type &&
133 ((UINT)(UINT_PTR)ptr->handle == (UINT)(UINT_PTR)handle ||
134 !HIWORD(handle) || HIWORD(handle) == 0xffff))
138 else ptr = OBJ_OTHER_PROCESS;
144 /***********************************************************************
145 * release_user_handle_ptr
147 void release_user_handle_ptr( void *ptr )
149 assert( ptr && ptr != OBJ_OTHER_PROCESS );
154 /***********************************************************************
157 void *free_user_handle( HANDLE handle, enum user_obj_type type )
159 struct user_object *ptr;
160 WORD index = USER_HANDLE_TO_INDEX( handle );
162 if ((ptr = get_user_handle_ptr( handle, type )) && ptr != OBJ_OTHER_PROCESS)
164 SERVER_START_REQ( free_user_handle )
166 req->handle = wine_server_user_handle( handle );
167 if (wine_server_call( req )) ptr = NULL;
168 else InterlockedCompareExchangePointer( &user_handles[index], NULL, ptr );
171 release_user_handle_ptr( ptr );
177 /***********************************************************************
178 * create_window_handle
180 * Create a window handle with the server.
182 static WND *create_window_handle( HWND parent, HWND owner, LPCWSTR name,
183 HINSTANCE instance, BOOL unicode )
187 HWND handle = 0, full_parent = 0, full_owner = 0;
188 struct tagCLASS *class = NULL;
191 SERVER_START_REQ( create_window )
193 req->parent = wine_server_user_handle( parent );
194 req->owner = wine_server_user_handle( owner );
195 req->instance = wine_server_client_ptr( instance );
196 if (!(req->atom = get_int_atom_value( name )) && name)
197 wine_server_add_data( req, name, strlenW(name)*sizeof(WCHAR) );
198 if (!wine_server_call_err( req ))
200 handle = wine_server_ptr_handle( reply->handle );
201 full_parent = wine_server_ptr_handle( reply->parent );
202 full_owner = wine_server_ptr_handle( reply->owner );
203 extra_bytes = reply->extra;
204 class = wine_server_get_ptr( reply->class_ptr );
211 WARN( "error %d creating window\n", GetLastError() );
215 if (!(win = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
216 sizeof(WND) + extra_bytes - sizeof(win->wExtra) )))
218 SERVER_START_REQ( destroy_window )
220 req->handle = wine_server_user_handle( handle );
221 wine_server_call( req );
224 SetLastError( ERROR_NOT_ENOUGH_MEMORY );
228 if (!parent) /* if parent is 0 we don't have a desktop window yet */
230 struct user_thread_info *thread_info = get_user_thread_info();
232 if (name == (LPCWSTR)DESKTOP_CLASS_ATOM)
234 if (!thread_info->top_window) thread_info->top_window = full_parent ? full_parent : handle;
235 else assert( full_parent == thread_info->top_window );
236 if (full_parent && !USER_Driver->pCreateDesktopWindow( thread_info->top_window ))
237 ERR( "failed to create desktop window\n" );
239 else /* HWND_MESSAGE parent */
241 if (!thread_info->msg_window && !full_parent) thread_info->msg_window = handle;
247 index = USER_HANDLE_TO_INDEX(handle);
248 assert( index < NB_USER_HANDLES );
249 win->obj.handle = handle;
250 win->obj.type = USER_WINDOW;
251 win->parent = full_parent;
252 win->owner = full_owner;
254 win->winproc = get_class_winproc( class );
255 win->cbWndExtra = extra_bytes;
256 InterlockedExchangePointer( &user_handles[index], win );
257 if (WINPROC_IsUnicode( win->winproc, unicode )) win->flags |= WIN_ISUNICODE;
262 /***********************************************************************
265 * Free a window handle.
267 static void free_window_handle( HWND hwnd )
269 struct user_object *ptr;
270 WORD index = USER_HANDLE_TO_INDEX(hwnd);
272 if ((ptr = get_user_handle_ptr( hwnd, USER_WINDOW )) && ptr != OBJ_OTHER_PROCESS)
274 SERVER_START_REQ( destroy_window )
276 req->handle = wine_server_user_handle( hwnd );
277 if (wine_server_call_err( req )) ptr = NULL;
278 else InterlockedCompareExchangePointer( &user_handles[index], NULL, ptr );
281 release_user_handle_ptr( ptr );
282 HeapFree( GetProcessHeap(), 0, ptr );
287 /*******************************************************************
288 * list_window_children
290 * Build an array of the children of a given window. The array must be
291 * freed with HeapFree. Returns NULL when no windows are found.
293 static HWND *list_window_children( HDESK desktop, HWND hwnd, LPCWSTR class, DWORD tid )
297 ATOM atom = get_int_atom_value( class );
299 /* empty class is not the same as NULL class */
300 if (!atom && class && !class[0]) return NULL;
306 if (!(list = HeapAlloc( GetProcessHeap(), 0, size * sizeof(HWND) ))) break;
308 SERVER_START_REQ( get_window_children )
310 req->desktop = wine_server_obj_handle( desktop );
311 req->parent = wine_server_user_handle( hwnd );
314 if (!atom && class) wine_server_add_data( req, class, strlenW(class)*sizeof(WCHAR) );
315 wine_server_set_reply( req, list, (size-1) * sizeof(user_handle_t) );
316 if (!wine_server_call( req )) count = reply->count;
319 if (count && count < size)
321 /* start from the end since HWND is potentially larger than user_handle_t */
322 for (i = count - 1; i >= 0; i--)
323 list[i] = wine_server_ptr_handle( ((user_handle_t *)list)[i] );
327 HeapFree( GetProcessHeap(), 0, list );
329 size = count + 1; /* restart with a large enough buffer */
335 /*******************************************************************
336 * list_window_parents
338 * Build an array of all parents of a given window, starting with
339 * the immediate parent. The array must be freed with HeapFree.
341 static HWND *list_window_parents( HWND hwnd )
345 int i, pos = 0, size = 16, count = 0;
347 if (!(list = HeapAlloc( GetProcessHeap(), 0, size * sizeof(HWND) ))) return NULL;
352 if (!(win = WIN_GetPtr( current ))) goto empty;
353 if (win == WND_OTHER_PROCESS) break; /* need to do it the hard way */
354 if (win == WND_DESKTOP)
356 if (!pos) goto empty;
360 list[pos] = current = win->parent;
361 WIN_ReleasePtr( win );
362 if (!current) return list;
363 if (++pos == size - 1)
365 /* need to grow the list */
366 HWND *new_list = HeapReAlloc( GetProcessHeap(), 0, list, (size+16) * sizeof(HWND) );
367 if (!new_list) goto empty;
373 /* at least one parent belongs to another process, have to query the server */
378 SERVER_START_REQ( get_window_parents )
380 req->handle = wine_server_user_handle( hwnd );
381 wine_server_set_reply( req, list, (size-1) * sizeof(user_handle_t) );
382 if (!wine_server_call( req )) count = reply->count;
385 if (!count) goto empty;
388 /* start from the end since HWND is potentially larger than user_handle_t */
389 for (i = count - 1; i >= 0; i--)
390 list[i] = wine_server_ptr_handle( ((user_handle_t *)list)[i] );
394 HeapFree( GetProcessHeap(), 0, list );
396 if (!(list = HeapAlloc( GetProcessHeap(), 0, size * sizeof(HWND) ))) return NULL;
400 HeapFree( GetProcessHeap(), 0, list );
405 /*******************************************************************
408 static void send_parent_notify( HWND hwnd, UINT msg )
410 if ((GetWindowLongW( hwnd, GWL_STYLE ) & (WS_CHILD | WS_POPUP)) == WS_CHILD &&
411 !(GetWindowLongW( hwnd, GWL_EXSTYLE ) & WS_EX_NOPARENTNOTIFY))
413 HWND parent = GetParent(hwnd);
414 if (parent && parent != GetDesktopWindow())
415 SendMessageW( parent, WM_PARENTNOTIFY,
416 MAKEWPARAM( msg, GetWindowLongPtrW( hwnd, GWLP_ID )), (LPARAM)hwnd );
421 /*******************************************************************
422 * get_server_window_text
424 * Retrieve the window text from the server.
426 static void get_server_window_text( HWND hwnd, LPWSTR text, INT count )
430 SERVER_START_REQ( get_window_text )
432 req->handle = wine_server_user_handle( hwnd );
433 wine_server_set_reply( req, text, (count - 1) * sizeof(WCHAR) );
434 if (!wine_server_call_err( req )) len = wine_server_reply_size(reply);
437 text[len / sizeof(WCHAR)] = 0;
441 /*******************************************************************
442 * get_hwnd_message_parent
444 * Return the parent for HWND_MESSAGE windows.
446 HWND get_hwnd_message_parent(void)
448 struct user_thread_info *thread_info = get_user_thread_info();
450 if (!thread_info->msg_window) GetDesktopWindow(); /* trigger creation */
451 return thread_info->msg_window;
455 /*******************************************************************
458 * Check if window is the desktop or the HWND_MESSAGE top parent.
460 BOOL is_desktop_window( HWND hwnd )
462 struct user_thread_info *thread_info = get_user_thread_info();
464 if (!hwnd) return FALSE;
465 if (hwnd == thread_info->top_window) return TRUE;
466 if (hwnd == thread_info->msg_window) return TRUE;
468 if (!HIWORD(hwnd) || HIWORD(hwnd) == 0xffff)
470 if (LOWORD(thread_info->top_window) == LOWORD(hwnd)) return TRUE;
471 if (LOWORD(thread_info->msg_window) == LOWORD(hwnd)) return TRUE;
477 /***********************************************************************
480 * Return a pointer to the WND structure if local to the process,
481 * or WND_OTHER_PROCESS if handle may be valid in other process.
482 * If ret value is a valid pointer, it must be released with WIN_ReleasePtr.
484 WND *WIN_GetPtr( HWND hwnd )
488 if ((ptr = get_user_handle_ptr( hwnd, USER_WINDOW )) == WND_OTHER_PROCESS)
490 if (is_desktop_window( hwnd )) ptr = WND_DESKTOP;
496 /***********************************************************************
497 * WIN_IsCurrentProcess
499 * Check whether a given window belongs to the current process (and return the full handle).
501 HWND WIN_IsCurrentProcess( HWND hwnd )
506 if (!(ptr = WIN_GetPtr( hwnd )) || ptr == WND_OTHER_PROCESS || ptr == WND_DESKTOP) return 0;
507 ret = ptr->obj.handle;
508 WIN_ReleasePtr( ptr );
513 /***********************************************************************
514 * WIN_IsCurrentThread
516 * Check whether a given window belongs to the current thread (and return the full handle).
518 HWND WIN_IsCurrentThread( HWND hwnd )
523 if (!(ptr = WIN_GetPtr( hwnd )) || ptr == WND_OTHER_PROCESS || ptr == WND_DESKTOP) return 0;
524 if (ptr->tid == GetCurrentThreadId()) ret = ptr->obj.handle;
525 WIN_ReleasePtr( ptr );
530 /***********************************************************************
533 * Convert a possibly truncated window handle to a full 32-bit handle.
535 HWND WIN_GetFullHandle( HWND hwnd )
539 if (!hwnd || (ULONG_PTR)hwnd >> 16) return hwnd;
540 if (LOWORD(hwnd) <= 1 || LOWORD(hwnd) == 0xffff) return hwnd;
541 /* do sign extension for -2 and -3 */
542 if (LOWORD(hwnd) >= (WORD)-3) return (HWND)(LONG_PTR)(INT16)LOWORD(hwnd);
544 if (!(ptr = WIN_GetPtr( hwnd ))) return hwnd;
546 if (ptr == WND_DESKTOP)
548 if (LOWORD(hwnd) == LOWORD(GetDesktopWindow())) return GetDesktopWindow();
549 else return get_hwnd_message_parent();
552 if (ptr != WND_OTHER_PROCESS)
554 hwnd = ptr->obj.handle;
555 WIN_ReleasePtr( ptr );
557 else /* may belong to another process */
559 SERVER_START_REQ( get_window_info )
561 req->handle = wine_server_user_handle( hwnd );
562 if (!wine_server_call_err( req )) hwnd = wine_server_ptr_handle( reply->full_handle );
570 /***********************************************************************
573 * Change the owner of a window.
575 HWND WIN_SetOwner( HWND hwnd, HWND owner )
577 WND *win = WIN_GetPtr( hwnd );
580 if (!win || win == WND_DESKTOP) return 0;
581 if (win == WND_OTHER_PROCESS)
583 if (IsWindow(hwnd)) ERR( "cannot set owner %p on other process window %p\n", owner, hwnd );
586 SERVER_START_REQ( set_window_owner )
588 req->handle = wine_server_user_handle( hwnd );
589 req->owner = wine_server_user_handle( owner );
590 if (!wine_server_call( req ))
592 win->owner = wine_server_ptr_handle( reply->full_owner );
593 ret = wine_server_ptr_handle( reply->prev_owner );
597 WIN_ReleasePtr( win );
602 /***********************************************************************
605 * Change the style of a window.
607 ULONG WIN_SetStyle( HWND hwnd, ULONG set_bits, ULONG clear_bits )
611 WND *win = WIN_GetPtr( hwnd );
613 if (!win || win == WND_DESKTOP) return 0;
614 if (win == WND_OTHER_PROCESS)
617 ERR( "cannot set style %x/%x on other process window %p\n",
618 set_bits, clear_bits, hwnd );
621 style.styleOld = win->dwStyle;
622 style.styleNew = (win->dwStyle | set_bits) & ~clear_bits;
623 if (style.styleNew == style.styleOld)
625 WIN_ReleasePtr( win );
626 return style.styleNew;
628 SERVER_START_REQ( set_window_info )
630 req->handle = wine_server_user_handle( hwnd );
631 req->flags = SET_WIN_STYLE;
632 req->style = style.styleNew;
633 req->extra_offset = -1;
634 if ((ok = !wine_server_call( req )))
636 style.styleOld = reply->old_style;
637 win->dwStyle = style.styleNew;
641 WIN_ReleasePtr( win );
644 USER_Driver->pSetWindowStyle( hwnd, GWL_STYLE, &style );
645 if ((style.styleOld ^ style.styleNew) & WS_VISIBLE) invalidate_dce( hwnd, NULL );
647 return style.styleOld;
651 /***********************************************************************
654 * Get the window and client rectangles.
656 BOOL WIN_GetRectangles( HWND hwnd, enum coords_relative relative, RECT *rectWindow, RECT *rectClient )
658 WND *win = WIN_GetPtr( hwnd );
663 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
666 if (win == WND_DESKTOP)
669 rect.left = rect.top = 0;
670 if (hwnd == get_hwnd_message_parent())
677 rect.right = GetSystemMetrics(SM_CXSCREEN);
678 rect.bottom = GetSystemMetrics(SM_CYSCREEN);
680 if (rectWindow) *rectWindow = rect;
681 if (rectClient) *rectClient = rect;
684 if (win != WND_OTHER_PROCESS)
686 RECT window_rect = win->rectWindow, client_rect = win->rectClient;
691 OffsetRect( &window_rect, -win->rectClient.left, -win->rectClient.top );
692 OffsetRect( &client_rect, -win->rectClient.left, -win->rectClient.top );
693 if (win->dwExStyle & WS_EX_LAYOUTRTL)
694 mirror_rect( &win->rectClient, &window_rect );
697 OffsetRect( &window_rect, -win->rectWindow.left, -win->rectWindow.top );
698 OffsetRect( &client_rect, -win->rectWindow.left, -win->rectWindow.top );
699 if (win->dwExStyle & WS_EX_LAYOUTRTL)
700 mirror_rect( &win->rectWindow, &client_rect );
705 WND *parent = WIN_GetPtr( win->parent );
706 if (parent == WND_DESKTOP) break;
707 if (!parent || parent == WND_OTHER_PROCESS)
709 WIN_ReleasePtr( win );
712 if (parent->flags & WIN_CHILDREN_MOVED)
714 WIN_ReleasePtr( parent );
715 WIN_ReleasePtr( win );
718 if (parent->dwExStyle & WS_EX_LAYOUTRTL)
720 mirror_rect( &parent->rectClient, &window_rect );
721 mirror_rect( &parent->rectClient, &client_rect );
723 WIN_ReleasePtr( parent );
729 WND *parent = WIN_GetPtr( win->parent );
730 if (parent == WND_DESKTOP) break;
731 if (!parent || parent == WND_OTHER_PROCESS)
733 WIN_ReleasePtr( win );
736 WIN_ReleasePtr( win );
737 if (parent->flags & WIN_CHILDREN_MOVED)
739 WIN_ReleasePtr( parent );
745 OffsetRect( &window_rect, win->rectClient.left, win->rectClient.top );
746 OffsetRect( &client_rect, win->rectClient.left, win->rectClient.top );
751 if (rectWindow) *rectWindow = window_rect;
752 if (rectClient) *rectClient = client_rect;
753 WIN_ReleasePtr( win );
758 SERVER_START_REQ( get_window_rectangles )
760 req->handle = wine_server_user_handle( hwnd );
761 req->relative = relative;
762 if ((ret = !wine_server_call_err( req )))
766 rectWindow->left = reply->window.left;
767 rectWindow->top = reply->window.top;
768 rectWindow->right = reply->window.right;
769 rectWindow->bottom = reply->window.bottom;
773 rectClient->left = reply->client.left;
774 rectClient->top = reply->client.top;
775 rectClient->right = reply->client.right;
776 rectClient->bottom = reply->client.bottom;
785 /***********************************************************************
788 * Destroy storage associated to a window. "Internals" p.358
790 LRESULT WIN_DestroyWindow( HWND hwnd )
794 HMENU menu = 0, sys_menu;
797 TRACE("%p\n", hwnd );
799 /* free child windows */
800 if ((list = WIN_ListChildren( hwnd )))
803 for (i = 0; list[i]; i++)
805 if (WIN_IsCurrentThread( list[i] )) WIN_DestroyWindow( list[i] );
806 else SendMessageW( list[i], WM_WINE_DESTROYWINDOW, 0, 0 );
808 HeapFree( GetProcessHeap(), 0, list );
811 /* Unlink now so we won't bother with the children later on */
812 SERVER_START_REQ( set_parent )
814 req->handle = wine_server_user_handle( hwnd );
816 wine_server_call( req );
821 * Send the WM_NCDESTROY to the window being destroyed.
823 SendMessageW( hwnd, WM_NCDESTROY, 0, 0 );
825 /* FIXME: do we need to fake QS_MOUSEMOVE wakebit? */
827 /* free resources associated with the window */
829 if (!(wndPtr = WIN_GetPtr( hwnd )) || wndPtr == WND_OTHER_PROCESS) return 0;
830 if ((wndPtr->dwStyle & (WS_CHILD | WS_POPUP)) != WS_CHILD)
831 menu = (HMENU)wndPtr->wIDmenu;
832 sys_menu = wndPtr->hSysMenu;
833 free_dce( wndPtr->dce, hwnd );
835 icon_title = wndPtr->icon_title;
836 HeapFree( GetProcessHeap(), 0, wndPtr->text );
838 HeapFree( GetProcessHeap(), 0, wndPtr->pScroll );
839 wndPtr->pScroll = NULL;
840 WIN_ReleasePtr( wndPtr );
842 if (icon_title) DestroyWindow( icon_title );
843 if (menu) DestroyMenu( menu );
844 if (sys_menu) DestroyMenu( sys_menu );
846 USER_Driver->pDestroyWindow( hwnd );
848 free_window_handle( hwnd );
853 /***********************************************************************
854 * destroy_thread_window
856 * Destroy a window upon exit of its thread.
858 static void destroy_thread_window( HWND hwnd )
862 HMENU menu = 0, sys_menu = 0;
865 /* free child windows */
867 if ((list = WIN_ListChildren( hwnd )))
870 for (i = 0; list[i]; i++)
872 if (WIN_IsCurrentThread( list[i] )) destroy_thread_window( list[i] );
873 else SendMessageW( list[i], WM_WINE_DESTROYWINDOW, 0, 0 );
875 HeapFree( GetProcessHeap(), 0, list );
878 /* destroy the client-side storage */
880 index = USER_HANDLE_TO_INDEX(hwnd);
881 if (index >= NB_USER_HANDLES) return;
883 if ((wndPtr = user_handles[index]))
885 if ((wndPtr->dwStyle & (WS_CHILD | WS_POPUP)) != WS_CHILD) menu = (HMENU)wndPtr->wIDmenu;
886 sys_menu = wndPtr->hSysMenu;
887 free_dce( wndPtr->dce, hwnd );
888 InterlockedCompareExchangePointer( &user_handles[index], NULL, wndPtr );
892 HeapFree( GetProcessHeap(), 0, wndPtr );
893 if (menu) DestroyMenu( menu );
894 if (sys_menu) DestroyMenu( sys_menu );
898 /***********************************************************************
899 * destroy_thread_child_windows
901 * Destroy child windows upon exit of its thread.
903 static void destroy_thread_child_windows( HWND hwnd )
908 if (WIN_IsCurrentThread( hwnd ))
910 destroy_thread_window( hwnd );
912 else if ((list = WIN_ListChildren( hwnd )))
914 for (i = 0; list[i]; i++) destroy_thread_child_windows( list[i] );
915 HeapFree( GetProcessHeap(), 0, list );
920 /***********************************************************************
921 * WIN_DestroyThreadWindows
923 * Destroy all children of 'wnd' owned by the current thread.
925 void WIN_DestroyThreadWindows( HWND hwnd )
930 if (!(list = WIN_ListChildren( hwnd ))) return;
932 /* reset owners of top-level windows */
933 for (i = 0; list[i]; i++)
935 if (!WIN_IsCurrentThread( list[i] ))
937 HWND owner = GetWindow( list[i], GW_OWNER );
938 if (owner && WIN_IsCurrentThread( owner )) WIN_SetOwner( list[i], 0 );
942 for (i = 0; list[i]; i++) destroy_thread_child_windows( list[i] );
943 HeapFree( GetProcessHeap(), 0, list );
947 /***********************************************************************
950 * Fix the coordinates - Helper for WIN_CreateWindowEx.
951 * returns default show mode in sw.
953 static void WIN_FixCoordinates( CREATESTRUCTW *cs, INT *sw)
955 #define IS_DEFAULT(x) ((x) == CW_USEDEFAULT || (x) == (SHORT)0x8000)
958 if (cs->dwExStyle & WS_EX_MDICHILD)
962 MDI_CalcDefaultChildPos(cs->hwndParent, -1, pos, 0, &id);
963 if (!(cs->style & WS_POPUP)) cs->hMenu = ULongToHandle(id);
965 TRACE("MDI child id %04x\n", id);
968 if (cs->style & (WS_CHILD | WS_POPUP))
970 if (cs->dwExStyle & WS_EX_MDICHILD)
972 if (IS_DEFAULT(cs->x))
977 if (IS_DEFAULT(cs->cx) || !cs->cx) cs->cx = pos[1].x;
978 if (IS_DEFAULT(cs->cy) || !cs->cy) cs->cy = pos[1].y;
982 if (IS_DEFAULT(cs->x)) cs->x = cs->y = 0;
983 if (IS_DEFAULT(cs->cx)) cs->cx = cs->cy = 0;
986 else /* overlapped window */
989 MONITORINFO mon_info;
992 if (!IS_DEFAULT(cs->x) && !IS_DEFAULT(cs->cx) && !IS_DEFAULT(cs->cy)) return;
994 monitor = MonitorFromWindow( cs->hwndParent, MONITOR_DEFAULTTOPRIMARY );
995 mon_info.cbSize = sizeof(mon_info);
996 GetMonitorInfoW( monitor, &mon_info );
997 GetStartupInfoW( &info );
999 if (IS_DEFAULT(cs->x))
1001 if (!IS_DEFAULT(cs->y)) *sw = cs->y;
1002 cs->x = (info.dwFlags & STARTF_USEPOSITION) ? info.dwX : mon_info.rcWork.left;
1003 cs->y = (info.dwFlags & STARTF_USEPOSITION) ? info.dwY : mon_info.rcWork.top;
1006 if (IS_DEFAULT(cs->cx))
1008 if (info.dwFlags & STARTF_USESIZE)
1010 cs->cx = info.dwXSize;
1011 cs->cy = info.dwYSize;
1015 cs->cx = (mon_info.rcWork.right - mon_info.rcWork.left) * 3 / 4 - cs->x;
1016 cs->cy = (mon_info.rcWork.bottom - mon_info.rcWork.top) * 3 / 4 - cs->y;
1019 /* neither x nor cx are default. Check the y values .
1020 * In the trace we see Outlook and Outlook Express using
1021 * cy set to CW_USEDEFAULT when opening the address book.
1023 else if (IS_DEFAULT(cs->cy))
1025 FIXME("Strange use of CW_USEDEFAULT in nHeight\n");
1026 cs->cy = (mon_info.rcWork.bottom - mon_info.rcWork.top) * 3 / 4 - cs->y;
1032 /***********************************************************************
1033 * dump_window_styles
1035 static void dump_window_styles( DWORD style, DWORD exstyle )
1038 if(style & WS_POPUP) TRACE(" WS_POPUP");
1039 if(style & WS_CHILD) TRACE(" WS_CHILD");
1040 if(style & WS_MINIMIZE) TRACE(" WS_MINIMIZE");
1041 if(style & WS_VISIBLE) TRACE(" WS_VISIBLE");
1042 if(style & WS_DISABLED) TRACE(" WS_DISABLED");
1043 if(style & WS_CLIPSIBLINGS) TRACE(" WS_CLIPSIBLINGS");
1044 if(style & WS_CLIPCHILDREN) TRACE(" WS_CLIPCHILDREN");
1045 if(style & WS_MAXIMIZE) TRACE(" WS_MAXIMIZE");
1046 if((style & WS_CAPTION) == WS_CAPTION) TRACE(" WS_CAPTION");
1049 if(style & WS_BORDER) TRACE(" WS_BORDER");
1050 if(style & WS_DLGFRAME) TRACE(" WS_DLGFRAME");
1052 if(style & WS_VSCROLL) TRACE(" WS_VSCROLL");
1053 if(style & WS_HSCROLL) TRACE(" WS_HSCROLL");
1054 if(style & WS_SYSMENU) TRACE(" WS_SYSMENU");
1055 if(style & WS_THICKFRAME) TRACE(" WS_THICKFRAME");
1056 if (style & WS_CHILD)
1058 if(style & WS_GROUP) TRACE(" WS_GROUP");
1059 if(style & WS_TABSTOP) TRACE(" WS_TABSTOP");
1063 if(style & WS_MINIMIZEBOX) TRACE(" WS_MINIMIZEBOX");
1064 if(style & WS_MAXIMIZEBOX) TRACE(" WS_MAXIMIZEBOX");
1067 /* FIXME: Add dumping of BS_/ES_/SBS_/LBS_/CBS_/DS_/etc. styles */
1068 #define DUMPED_STYLES \
1069 ((DWORD)(WS_POPUP | \
1088 if(style & ~DUMPED_STYLES) TRACE(" %08x", style & ~DUMPED_STYLES);
1090 #undef DUMPED_STYLES
1092 TRACE( "exstyle:" );
1093 if(exstyle & WS_EX_DLGMODALFRAME) TRACE(" WS_EX_DLGMODALFRAME");
1094 if(exstyle & WS_EX_DRAGDETECT) TRACE(" WS_EX_DRAGDETECT");
1095 if(exstyle & WS_EX_NOPARENTNOTIFY) TRACE(" WS_EX_NOPARENTNOTIFY");
1096 if(exstyle & WS_EX_TOPMOST) TRACE(" WS_EX_TOPMOST");
1097 if(exstyle & WS_EX_ACCEPTFILES) TRACE(" WS_EX_ACCEPTFILES");
1098 if(exstyle & WS_EX_TRANSPARENT) TRACE(" WS_EX_TRANSPARENT");
1099 if(exstyle & WS_EX_MDICHILD) TRACE(" WS_EX_MDICHILD");
1100 if(exstyle & WS_EX_TOOLWINDOW) TRACE(" WS_EX_TOOLWINDOW");
1101 if(exstyle & WS_EX_WINDOWEDGE) TRACE(" WS_EX_WINDOWEDGE");
1102 if(exstyle & WS_EX_CLIENTEDGE) TRACE(" WS_EX_CLIENTEDGE");
1103 if(exstyle & WS_EX_CONTEXTHELP) TRACE(" WS_EX_CONTEXTHELP");
1104 if(exstyle & WS_EX_RIGHT) TRACE(" WS_EX_RIGHT");
1105 if(exstyle & WS_EX_RTLREADING) TRACE(" WS_EX_RTLREADING");
1106 if(exstyle & WS_EX_LEFTSCROLLBAR) TRACE(" WS_EX_LEFTSCROLLBAR");
1107 if(exstyle & WS_EX_CONTROLPARENT) TRACE(" WS_EX_CONTROLPARENT");
1108 if(exstyle & WS_EX_STATICEDGE) TRACE(" WS_EX_STATICEDGE");
1109 if(exstyle & WS_EX_APPWINDOW) TRACE(" WS_EX_APPWINDOW");
1110 if(exstyle & WS_EX_LAYERED) TRACE(" WS_EX_LAYERED");
1111 if(exstyle & WS_EX_LAYOUTRTL) TRACE(" WS_EX_LAYOUTRTL");
1113 #define DUMPED_EX_STYLES \
1114 ((DWORD)(WS_EX_DLGMODALFRAME | \
1115 WS_EX_DRAGDETECT | \
1116 WS_EX_NOPARENTNOTIFY | \
1118 WS_EX_ACCEPTFILES | \
1119 WS_EX_TRANSPARENT | \
1121 WS_EX_TOOLWINDOW | \
1122 WS_EX_WINDOWEDGE | \
1123 WS_EX_CLIENTEDGE | \
1124 WS_EX_CONTEXTHELP | \
1126 WS_EX_RTLREADING | \
1127 WS_EX_LEFTSCROLLBAR | \
1128 WS_EX_CONTROLPARENT | \
1129 WS_EX_STATICEDGE | \
1134 if(exstyle & ~DUMPED_EX_STYLES) TRACE(" %08x", exstyle & ~DUMPED_EX_STYLES);
1136 #undef DUMPED_EX_STYLES
1140 /***********************************************************************
1141 * WIN_CreateWindowEx
1143 * Implementation of CreateWindowEx().
1145 HWND WIN_CreateWindowEx( CREATESTRUCTW *cs, LPCWSTR className, HINSTANCE module, BOOL unicode )
1147 INT cx, cy, style, sw = SW_SHOW;
1151 HWND hwnd, parent, owner, top_child = 0;
1152 MDICREATESTRUCTW mdi_cs;
1153 CBT_CREATEWNDW cbtc;
1156 TRACE("%s %s ex=%08x style=%08x %d,%d %dx%d parent=%p menu=%p inst=%p params=%p\n",
1157 unicode ? debugstr_w(cs->lpszName) : debugstr_a((LPCSTR)cs->lpszName),
1158 debugstr_w(className),
1159 cs->dwExStyle, cs->style, cs->x, cs->y, cs->cx, cs->cy,
1160 cs->hwndParent, cs->hMenu, cs->hInstance, cs->lpCreateParams );
1161 if(TRACE_ON(win)) dump_window_styles( cs->style, cs->dwExStyle );
1163 /* Fix the styles for MDI children */
1164 if (cs->dwExStyle & WS_EX_MDICHILD)
1168 wndPtr = WIN_GetPtr(cs->hwndParent);
1169 if (wndPtr && wndPtr != WND_OTHER_PROCESS && wndPtr != WND_DESKTOP)
1171 flags = wndPtr->flags;
1172 WIN_ReleasePtr(wndPtr);
1175 if (!(flags & WIN_ISMDICLIENT))
1177 WARN("WS_EX_MDICHILD, but parent %p is not MDIClient\n", cs->hwndParent);
1181 /* cs->lpCreateParams of WM_[NC]CREATE is different for MDI children.
1182 * MDICREATESTRUCT members have the originally passed values.
1184 * Note: we rely on the fact that MDICREATESTRUCTA and MDICREATESTRUCTW
1185 * have the same layout.
1187 mdi_cs.szClass = cs->lpszClass;
1188 mdi_cs.szTitle = cs->lpszName;
1189 mdi_cs.hOwner = cs->hInstance;
1194 mdi_cs.style = cs->style;
1195 mdi_cs.lParam = (LPARAM)cs->lpCreateParams;
1197 cs->lpCreateParams = &mdi_cs;
1199 if (GetWindowLongW(cs->hwndParent, GWL_STYLE) & MDIS_ALLCHILDSTYLES)
1201 if (cs->style & WS_POPUP)
1203 TRACE("WS_POPUP with MDIS_ALLCHILDSTYLES is not allowed\n");
1206 cs->style |= WS_CHILD | WS_CLIPSIBLINGS;
1210 cs->style &= ~WS_POPUP;
1211 cs->style |= WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS | WS_CAPTION |
1212 WS_SYSMENU | WS_THICKFRAME | WS_MINIMIZEBOX | WS_MAXIMIZEBOX;
1215 top_child = GetWindow(cs->hwndParent, GW_CHILD);
1219 /* Restore current maximized child */
1220 if((cs->style & WS_VISIBLE) && IsZoomed(top_child))
1222 TRACE("Restoring current maximized child %p\n", top_child);
1223 if (cs->style & WS_MAXIMIZE)
1225 /* if the new window is maximized don't bother repainting */
1226 SendMessageW( top_child, WM_SETREDRAW, FALSE, 0 );
1227 ShowWindow( top_child, SW_SHOWNORMAL );
1228 SendMessageW( top_child, WM_SETREDRAW, TRUE, 0 );
1230 else ShowWindow( top_child, SW_SHOWNORMAL );
1235 /* Find the parent window */
1237 parent = cs->hwndParent;
1240 if (cs->hwndParent == HWND_MESSAGE)
1242 cs->hwndParent = parent = get_hwnd_message_parent();
1244 else if (cs->hwndParent)
1246 if ((cs->style & (WS_CHILD|WS_POPUP)) != WS_CHILD)
1248 parent = GetDesktopWindow();
1249 owner = cs->hwndParent;
1253 DWORD parent_style = GetWindowLongW( parent, GWL_EXSTYLE );
1254 if ((parent_style & WS_EX_LAYOUTRTL) && !(parent_style & WS_EX_NOINHERITLAYOUT))
1255 cs->dwExStyle |= WS_EX_LAYOUTRTL;
1260 static const WCHAR messageW[] = {'M','e','s','s','a','g','e',0};
1262 if ((cs->style & (WS_CHILD|WS_POPUP)) == WS_CHILD)
1264 WARN("No parent for child window\n" );
1265 SetLastError(ERROR_TLW_WITH_WSCHILD);
1266 return 0; /* WS_CHILD needs a parent, but WS_POPUP doesn't */
1268 /* are we creating the desktop or HWND_MESSAGE parent itself? */
1269 if (className != (LPCWSTR)DESKTOP_CLASS_ATOM &&
1270 (IS_INTRESOURCE(className) || strcmpiW( className, messageW )))
1273 GetProcessDefaultLayout( &layout );
1274 if (layout & LAYOUT_RTL) cs->dwExStyle |= WS_EX_LAYOUTRTL;
1275 parent = GetDesktopWindow();
1279 WIN_FixCoordinates(cs, &sw); /* fix default coordinates */
1281 if ((cs->dwExStyle & WS_EX_DLGMODALFRAME) ||
1282 ((!(cs->dwExStyle & WS_EX_STATICEDGE)) &&
1283 (cs->style & (WS_DLGFRAME | WS_THICKFRAME))))
1284 cs->dwExStyle |= WS_EX_WINDOWEDGE;
1286 cs->dwExStyle &= ~WS_EX_WINDOWEDGE;
1288 /* Create the window structure */
1290 if (!(wndPtr = create_window_handle( parent, owner, className, module, unicode )))
1292 hwnd = wndPtr->obj.handle;
1294 /* Fill the window structure */
1296 wndPtr->tid = GetCurrentThreadId();
1297 wndPtr->hInstance = cs->hInstance;
1298 wndPtr->text = NULL;
1299 wndPtr->dwStyle = cs->style & ~WS_VISIBLE;
1300 wndPtr->dwExStyle = cs->dwExStyle;
1301 wndPtr->wIDmenu = 0;
1302 wndPtr->helpContext = 0;
1303 wndPtr->pScroll = NULL;
1304 wndPtr->userdata = 0;
1306 wndPtr->hIconSmall = 0;
1307 wndPtr->hSysMenu = 0;
1309 wndPtr->min_pos.x = wndPtr->min_pos.y = -1;
1310 wndPtr->max_pos.x = wndPtr->max_pos.y = -1;
1312 if (wndPtr->dwStyle & WS_SYSMENU) SetSystemMenu( hwnd, 0 );
1315 * Correct the window styles.
1317 * It affects only the style loaded into the WIN structure.
1320 if ((wndPtr->dwStyle & (WS_CHILD | WS_POPUP)) != WS_CHILD)
1322 wndPtr->dwStyle |= WS_CLIPSIBLINGS;
1323 if (!(wndPtr->dwStyle & WS_POPUP))
1324 wndPtr->dwStyle |= WS_CAPTION;
1327 /* WS_EX_WINDOWEDGE depends on some other styles */
1328 if (wndPtr->dwExStyle & WS_EX_DLGMODALFRAME)
1329 wndPtr->dwExStyle |= WS_EX_WINDOWEDGE;
1330 else if (wndPtr->dwStyle & (WS_DLGFRAME | WS_THICKFRAME))
1332 if (!((wndPtr->dwExStyle & WS_EX_STATICEDGE) &&
1333 (wndPtr->dwStyle & (WS_CHILD | WS_POPUP))))
1334 wndPtr->dwExStyle |= WS_EX_WINDOWEDGE;
1337 wndPtr->dwExStyle &= ~WS_EX_WINDOWEDGE;
1339 if (!(wndPtr->dwStyle & (WS_CHILD | WS_POPUP)))
1340 wndPtr->flags |= WIN_NEED_SIZE;
1342 SERVER_START_REQ( set_window_info )
1344 req->handle = wine_server_user_handle( hwnd );
1345 req->flags = SET_WIN_STYLE | SET_WIN_EXSTYLE | SET_WIN_INSTANCE | SET_WIN_UNICODE;
1346 req->style = wndPtr->dwStyle;
1347 req->ex_style = wndPtr->dwExStyle;
1348 req->instance = wine_server_client_ptr( wndPtr->hInstance );
1349 req->is_unicode = (wndPtr->flags & WIN_ISUNICODE) != 0;
1350 req->extra_offset = -1;
1351 wine_server_call( req );
1355 /* Set the window menu */
1357 if ((wndPtr->dwStyle & (WS_CHILD | WS_POPUP)) != WS_CHILD)
1361 if (!MENU_SetMenu(hwnd, cs->hMenu))
1363 WIN_ReleasePtr( wndPtr );
1364 free_window_handle( hwnd );
1370 LPCWSTR menuName = (LPCWSTR)GetClassLongPtrW( hwnd, GCLP_MENUNAME );
1373 cs->hMenu = LoadMenuW( cs->hInstance, menuName );
1374 if (cs->hMenu) MENU_SetMenu( hwnd, cs->hMenu );
1378 else SetWindowLongPtrW( hwnd, GWLP_ID, (ULONG_PTR)cs->hMenu );
1380 /* call the WH_CBT hook */
1382 /* the window style passed to the hook must be the real window style,
1383 * rather than just the window style that the caller to CreateWindowEx
1384 * passed in, so we have to copy the original CREATESTRUCT and get the
1385 * the real style. */
1387 cbcs.style = wndPtr->dwStyle;
1389 cbtc.hwndInsertAfter = HWND_TOP;
1390 WIN_ReleasePtr( wndPtr );
1391 if (HOOK_CallHooks( WH_CBT, HCBT_CREATEWND, (WPARAM)hwnd, (LPARAM)&cbtc, unicode )) goto failed;
1393 /* send the WM_GETMINMAXINFO message and fix the size if needed */
1397 if ((cs->style & WS_THICKFRAME) || !(cs->style & (WS_POPUP | WS_CHILD)))
1399 POINT maxSize, maxPos, minTrack, maxTrack;
1400 WINPOS_GetMinMaxInfo( hwnd, &maxSize, &maxPos, &minTrack, &maxTrack);
1401 if (maxTrack.x < cx) cx = maxTrack.x;
1402 if (maxTrack.y < cy) cy = maxTrack.y;
1403 if (minTrack.x > cx) cx = minTrack.x;
1404 if (minTrack.y > cy) cy = minTrack.y;
1409 SetRect( &rect, cs->x, cs->y, cs->x + cx, cs->y + cy );
1410 /* check for wraparound */
1411 if (cs->x + cx < cs->x) rect.right = 0x7fffffff;
1412 if (cs->y + cy < cs->y) rect.bottom = 0x7fffffff;
1413 if (!set_window_pos( hwnd, 0, SWP_NOZORDER | SWP_NOACTIVATE, &rect, &rect, NULL )) goto failed;
1415 /* send WM_NCCREATE */
1417 TRACE( "hwnd %p cs %d,%d %dx%d\n", hwnd, cs->x, cs->y, cx, cy );
1419 result = SendMessageW( hwnd, WM_NCCREATE, 0, (LPARAM)cs );
1421 result = SendMessageA( hwnd, WM_NCCREATE, 0, (LPARAM)cs );
1424 WARN( "%p: aborted by WM_NCCREATE\n", hwnd );
1428 /* send WM_NCCALCSIZE */
1430 if (WIN_GetRectangles( hwnd, COORDS_PARENT, &rect, NULL ))
1432 /* yes, even if the CBT hook was called with HWND_TOP */
1433 HWND insert_after = (GetWindowLongW( hwnd, GWL_STYLE ) & WS_CHILD) ? HWND_BOTTOM : HWND_TOP;
1434 RECT client_rect = rect;
1436 /* the rectangle is in screen coords for WM_NCCALCSIZE when wparam is FALSE */
1437 MapWindowPoints( parent, 0, (POINT *)&client_rect, 2 );
1438 SendMessageW( hwnd, WM_NCCALCSIZE, FALSE, (LPARAM)&client_rect );
1439 MapWindowPoints( 0, parent, (POINT *)&client_rect, 2 );
1440 set_window_pos( hwnd, insert_after, SWP_NOACTIVATE, &rect, &client_rect, NULL );
1444 /* send WM_CREATE */
1447 result = SendMessageW( hwnd, WM_CREATE, 0, (LPARAM)cs );
1449 result = SendMessageA( hwnd, WM_CREATE, 0, (LPARAM)cs );
1450 if (result == -1) goto failed;
1452 /* call the driver */
1454 if (!USER_Driver->pCreateWindow( hwnd )) goto failed;
1456 NotifyWinEvent(EVENT_OBJECT_CREATE, hwnd, OBJID_WINDOW, 0);
1458 /* send the size messages */
1460 if (!(wndPtr = WIN_GetPtr( hwnd )) ||
1461 wndPtr == WND_OTHER_PROCESS || wndPtr == WND_DESKTOP) return 0;
1462 if (!(wndPtr->flags & WIN_NEED_SIZE))
1464 WIN_ReleasePtr( wndPtr );
1465 WIN_GetRectangles( hwnd, COORDS_PARENT, NULL, &rect );
1466 SendMessageW( hwnd, WM_SIZE, SIZE_RESTORED,
1467 MAKELONG(rect.right-rect.left, rect.bottom-rect.top));
1468 SendMessageW( hwnd, WM_MOVE, 0, MAKELONG( rect.left, rect.top ) );
1470 else WIN_ReleasePtr( wndPtr );
1472 /* Show the window, maximizing or minimizing if needed */
1474 style = WIN_SetStyle( hwnd, 0, WS_MAXIMIZE | WS_MINIMIZE );
1475 if (style & (WS_MINIMIZE | WS_MAXIMIZE))
1478 UINT swFlag = (style & WS_MINIMIZE) ? SW_MINIMIZE : SW_MAXIMIZE;
1480 swFlag = WINPOS_MinMaximize( hwnd, swFlag, &newPos );
1481 swFlag |= SWP_FRAMECHANGED; /* Frame always gets changed */
1482 if (!(style & WS_VISIBLE) || (style & WS_CHILD) || GetActiveWindow()) swFlag |= SWP_NOACTIVATE;
1483 SetWindowPos( hwnd, 0, newPos.left, newPos.top, newPos.right - newPos.left,
1484 newPos.bottom - newPos.top, swFlag );
1487 /* Notify the parent window only */
1489 send_parent_notify( hwnd, WM_CREATE );
1490 if (!IsWindow( hwnd )) return 0;
1492 if (cs->style & WS_VISIBLE)
1494 if (cs->style & WS_MAXIMIZE)
1496 else if (cs->style & WS_MINIMIZE)
1497 sw = SW_SHOWMINIMIZED;
1499 ShowWindow( hwnd, sw );
1500 if (cs->dwExStyle & WS_EX_MDICHILD)
1502 SendMessageW(cs->hwndParent, WM_MDIREFRESHMENU, 0, 0);
1503 /* ShowWindow won't activate child windows */
1504 SetWindowPos( hwnd, HWND_TOP, 0, 0, 0, 0, SWP_SHOWWINDOW | SWP_NOMOVE | SWP_NOSIZE );
1508 /* Call WH_SHELL hook */
1510 if (!(GetWindowLongW( hwnd, GWL_STYLE ) & WS_CHILD) && !GetWindow( hwnd, GW_OWNER ))
1511 HOOK_CallHooks( WH_SHELL, HSHELL_WINDOWCREATED, (WPARAM)hwnd, 0, TRUE );
1513 TRACE("created window %p\n", hwnd);
1517 WIN_DestroyWindow( hwnd );
1522 /***********************************************************************
1523 * CreateWindowExA (USER32.@)
1525 HWND WINAPI CreateWindowExA( DWORD exStyle, LPCSTR className,
1526 LPCSTR windowName, DWORD style, INT x,
1527 INT y, INT width, INT height,
1528 HWND parent, HMENU menu,
1529 HINSTANCE instance, LPVOID data )
1533 cs.lpCreateParams = data;
1534 cs.hInstance = instance;
1536 cs.hwndParent = parent;
1542 cs.lpszName = windowName;
1543 cs.lpszClass = className;
1544 cs.dwExStyle = exStyle;
1546 if (!IS_INTRESOURCE(className))
1549 if (!MultiByteToWideChar( CP_ACP, 0, className, -1, bufferW, sizeof(bufferW)/sizeof(WCHAR) ))
1551 return wow_handlers.create_window( (CREATESTRUCTW *)&cs, bufferW, instance, FALSE );
1553 /* Note: we rely on the fact that CREATESTRUCTA and */
1554 /* CREATESTRUCTW have the same layout. */
1555 return wow_handlers.create_window( (CREATESTRUCTW *)&cs, (LPCWSTR)className, instance, FALSE );
1559 /***********************************************************************
1560 * CreateWindowExW (USER32.@)
1562 HWND WINAPI CreateWindowExW( DWORD exStyle, LPCWSTR className,
1563 LPCWSTR windowName, DWORD style, INT x,
1564 INT y, INT width, INT height,
1565 HWND parent, HMENU menu,
1566 HINSTANCE instance, LPVOID data )
1570 cs.lpCreateParams = data;
1571 cs.hInstance = instance;
1573 cs.hwndParent = parent;
1579 cs.lpszName = windowName;
1580 cs.lpszClass = className;
1581 cs.dwExStyle = exStyle;
1583 return wow_handlers.create_window( &cs, className, instance, TRUE );
1587 /***********************************************************************
1588 * WIN_SendDestroyMsg
1590 static void WIN_SendDestroyMsg( HWND hwnd )
1594 info.cbSize = sizeof(info);
1595 if (GetGUIThreadInfo( GetCurrentThreadId(), &info ))
1597 if (hwnd == info.hwndCaret) DestroyCaret();
1598 if (hwnd == info.hwndActive) WINPOS_ActivateOtherWindow( hwnd );
1602 * Send the WM_DESTROY to the window.
1604 SendMessageW( hwnd, WM_DESTROY, 0, 0);
1607 * This WM_DESTROY message can trigger re-entrant calls to DestroyWindow
1608 * make sure that the window still exists when we come back.
1615 if (!(pWndArray = WIN_ListChildren( hwnd ))) return;
1617 for (i = 0; pWndArray[i]; i++)
1619 if (IsWindow( pWndArray[i] )) WIN_SendDestroyMsg( pWndArray[i] );
1621 HeapFree( GetProcessHeap(), 0, pWndArray );
1624 WARN("\tdestroyed itself while in WM_DESTROY!\n");
1628 /***********************************************************************
1629 * DestroyWindow (USER32.@)
1631 BOOL WINAPI DestroyWindow( HWND hwnd )
1635 if (!(hwnd = WIN_IsCurrentThread( hwnd )) || is_desktop_window( hwnd ))
1637 SetLastError( ERROR_ACCESS_DENIED );
1641 TRACE("(%p)\n", hwnd);
1645 if (HOOK_CallHooks( WH_CBT, HCBT_DESTROYWND, (WPARAM)hwnd, 0, TRUE )) return FALSE;
1647 if (MENU_IsMenuActive() == hwnd)
1650 is_child = (GetWindowLongW( hwnd, GWL_STYLE ) & WS_CHILD) != 0;
1654 if (!USER_IsExitingThread( GetCurrentThreadId() ))
1655 send_parent_notify( hwnd, WM_DESTROY );
1657 else if (!GetWindow( hwnd, GW_OWNER ))
1659 HOOK_CallHooks( WH_SHELL, HSHELL_WINDOWDESTROYED, (WPARAM)hwnd, 0L, TRUE );
1660 /* FIXME: clean up palette - see "Internals" p.352 */
1663 if (!IsWindow(hwnd)) return TRUE;
1665 /* Hide the window */
1666 if (GetWindowLongW( hwnd, GWL_STYLE ) & WS_VISIBLE)
1668 /* Only child windows receive WM_SHOWWINDOW in DestroyWindow() */
1670 ShowWindow( hwnd, SW_HIDE );
1672 SetWindowPos( hwnd, 0, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE |
1673 SWP_NOZORDER | SWP_NOACTIVATE | SWP_HIDEWINDOW );
1676 if (!IsWindow(hwnd)) return TRUE;
1678 /* Recursively destroy owned windows */
1685 HWND *list = WIN_ListChildren( GetDesktopWindow() );
1688 for (i = 0; list[i]; i++)
1690 if (GetWindow( list[i], GW_OWNER ) != hwnd) continue;
1691 if (WIN_IsCurrentThread( list[i] ))
1693 DestroyWindow( list[i] );
1697 WIN_SetOwner( list[i], 0 );
1699 HeapFree( GetProcessHeap(), 0, list );
1701 if (!got_one) break;
1705 /* Send destroy messages */
1707 WIN_SendDestroyMsg( hwnd );
1708 if (!IsWindow( hwnd )) return TRUE;
1710 if (GetClipboardOwner() == hwnd)
1711 CLIPBOARD_ReleaseOwner();
1713 /* Destroy the window storage */
1715 WIN_DestroyWindow( hwnd );
1720 /***********************************************************************
1721 * CloseWindow (USER32.@)
1723 BOOL WINAPI CloseWindow( HWND hwnd )
1725 if (GetWindowLongW( hwnd, GWL_STYLE ) & WS_CHILD) return FALSE;
1726 ShowWindow( hwnd, SW_MINIMIZE );
1731 /***********************************************************************
1732 * OpenIcon (USER32.@)
1734 BOOL WINAPI OpenIcon( HWND hwnd )
1736 if (!IsIconic( hwnd )) return FALSE;
1737 ShowWindow( hwnd, SW_SHOWNORMAL );
1742 /***********************************************************************
1743 * FindWindowExW (USER32.@)
1745 HWND WINAPI FindWindowExW( HWND parent, HWND child, LPCWSTR className, LPCWSTR title )
1750 WCHAR *buffer = NULL;
1752 if (!parent && child) parent = GetDesktopWindow();
1753 else if (parent == HWND_MESSAGE) parent = get_hwnd_message_parent();
1757 len = strlenW(title) + 1; /* one extra char to check for chars beyond the end */
1758 if (!(buffer = HeapAlloc( GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR) ))) return 0;
1761 if (!(list = list_window_children( 0, parent, className, 0 ))) goto done;
1765 child = WIN_GetFullHandle( child );
1766 while (list[i] && list[i] != child) i++;
1767 if (!list[i]) goto done;
1768 i++; /* start from next window */
1775 if (GetWindowTextW( list[i], buffer, len + 1 ))
1777 if (!strcmpiW( buffer, title )) break;
1781 if (!title[0]) break;
1789 HeapFree( GetProcessHeap(), 0, list );
1790 HeapFree( GetProcessHeap(), 0, buffer );
1796 /***********************************************************************
1797 * FindWindowA (USER32.@)
1799 HWND WINAPI FindWindowA( LPCSTR className, LPCSTR title )
1801 HWND ret = FindWindowExA( 0, 0, className, title );
1802 if (!ret) SetLastError (ERROR_CANNOT_FIND_WND_CLASS);
1807 /***********************************************************************
1808 * FindWindowExA (USER32.@)
1810 HWND WINAPI FindWindowExA( HWND parent, HWND child, LPCSTR className, LPCSTR title )
1812 LPWSTR titleW = NULL;
1817 DWORD len = MultiByteToWideChar( CP_ACP, 0, title, -1, NULL, 0 );
1818 if (!(titleW = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) ))) return 0;
1819 MultiByteToWideChar( CP_ACP, 0, title, -1, titleW, len );
1822 if (!IS_INTRESOURCE(className))
1825 if (MultiByteToWideChar( CP_ACP, 0, className, -1, classW, sizeof(classW)/sizeof(WCHAR) ))
1826 hwnd = FindWindowExW( parent, child, classW, titleW );
1830 hwnd = FindWindowExW( parent, child, (LPCWSTR)className, titleW );
1833 HeapFree( GetProcessHeap(), 0, titleW );
1838 /***********************************************************************
1839 * FindWindowW (USER32.@)
1841 HWND WINAPI FindWindowW( LPCWSTR className, LPCWSTR title )
1843 return FindWindowExW( 0, 0, className, title );
1847 /**********************************************************************
1848 * GetDesktopWindow (USER32.@)
1850 HWND WINAPI GetDesktopWindow(void)
1852 struct user_thread_info *thread_info = get_user_thread_info();
1854 if (thread_info->top_window) return thread_info->top_window;
1856 SERVER_START_REQ( get_desktop_window )
1859 if (!wine_server_call( req ))
1861 thread_info->top_window = wine_server_ptr_handle( reply->top_window );
1862 thread_info->msg_window = wine_server_ptr_handle( reply->msg_window );
1867 if (!thread_info->top_window)
1869 USEROBJECTFLAGS flags;
1870 if (!GetUserObjectInformationW( GetProcessWindowStation(), UOI_FLAGS, &flags,
1871 sizeof(flags), NULL ) || (flags.dwFlags & WSF_VISIBLE))
1873 static const WCHAR explorer[] = {'\\','e','x','p','l','o','r','e','r','.','e','x','e',0};
1874 static const WCHAR args[] = {' ','/','d','e','s','k','t','o','p',0};
1876 PROCESS_INFORMATION pi;
1877 WCHAR windir[MAX_PATH];
1878 WCHAR app[MAX_PATH + sizeof(explorer)/sizeof(WCHAR)];
1879 WCHAR cmdline[MAX_PATH + (sizeof(explorer) + sizeof(args))/sizeof(WCHAR)];
1882 memset( &si, 0, sizeof(si) );
1884 si.dwFlags = STARTF_USESTDHANDLES;
1887 si.hStdError = GetStdHandle( STD_ERROR_HANDLE );
1889 GetSystemDirectoryW( windir, MAX_PATH );
1890 strcpyW( app, windir );
1891 strcatW( app, explorer );
1892 strcpyW( cmdline, app );
1893 strcatW( cmdline, args );
1895 Wow64DisableWow64FsRedirection( &redir );
1896 if (CreateProcessW( app, cmdline, NULL, NULL, FALSE, DETACHED_PROCESS,
1897 NULL, windir, &si, &pi ))
1899 TRACE( "started explorer pid %04x tid %04x\n", pi.dwProcessId, pi.dwThreadId );
1900 WaitForInputIdle( pi.hProcess, 10000 );
1901 CloseHandle( pi.hThread );
1902 CloseHandle( pi.hProcess );
1904 else WARN( "failed to start explorer, err %d\n", GetLastError() );
1905 Wow64RevertWow64FsRedirection( redir );
1907 else TRACE( "not starting explorer since winstation is not visible\n" );
1909 SERVER_START_REQ( get_desktop_window )
1912 if (!wine_server_call( req ))
1914 thread_info->top_window = wine_server_ptr_handle( reply->top_window );
1915 thread_info->msg_window = wine_server_ptr_handle( reply->msg_window );
1921 if (!thread_info->top_window || !USER_Driver->pCreateDesktopWindow( thread_info->top_window ))
1922 ERR( "failed to create desktop window\n" );
1924 return thread_info->top_window;
1928 /*******************************************************************
1929 * EnableWindow (USER32.@)
1931 BOOL WINAPI EnableWindow( HWND hwnd, BOOL enable )
1936 if (is_broadcast(hwnd))
1938 SetLastError( ERROR_INVALID_PARAMETER );
1942 if (!(full_handle = WIN_IsCurrentThread( hwnd )))
1943 return SendMessageW( hwnd, WM_WINE_ENABLEWINDOW, enable, 0 );
1947 TRACE("( %p, %d )\n", hwnd, enable);
1949 retvalue = !IsWindowEnabled( hwnd );
1951 if (enable && retvalue)
1953 WIN_SetStyle( hwnd, 0, WS_DISABLED );
1954 SendMessageW( hwnd, WM_ENABLE, TRUE, 0 );
1956 else if (!enable && !retvalue)
1960 SendMessageW( hwnd, WM_CANCELMODE, 0, 0);
1962 WIN_SetStyle( hwnd, WS_DISABLED, 0 );
1964 if (hwnd == GetFocus())
1965 SetFocus( 0 ); /* A disabled window can't have the focus */
1967 capture_wnd = GetCapture();
1968 if (hwnd == capture_wnd || IsChild(hwnd, capture_wnd))
1969 ReleaseCapture(); /* A disabled window can't capture the mouse */
1971 SendMessageW( hwnd, WM_ENABLE, FALSE, 0 );
1977 /***********************************************************************
1978 * IsWindowEnabled (USER32.@)
1980 BOOL WINAPI IsWindowEnabled(HWND hWnd)
1982 return !(GetWindowLongW( hWnd, GWL_STYLE ) & WS_DISABLED);
1986 /***********************************************************************
1987 * IsWindowUnicode (USER32.@)
1989 BOOL WINAPI IsWindowUnicode( HWND hwnd )
1992 BOOL retvalue = FALSE;
1994 if (!(wndPtr = WIN_GetPtr(hwnd))) return FALSE;
1996 if (wndPtr == WND_DESKTOP) return TRUE;
1998 if (wndPtr != WND_OTHER_PROCESS)
2000 retvalue = (wndPtr->flags & WIN_ISUNICODE) != 0;
2001 WIN_ReleasePtr( wndPtr );
2005 SERVER_START_REQ( get_window_info )
2007 req->handle = wine_server_user_handle( hwnd );
2008 if (!wine_server_call_err( req )) retvalue = reply->is_unicode;
2016 /**********************************************************************
2019 * Helper function for GetWindowLong().
2021 static LONG_PTR WIN_GetWindowLong( HWND hwnd, INT offset, UINT size, BOOL unicode )
2023 LONG_PTR retvalue = 0;
2026 if (offset == GWLP_HWNDPARENT)
2028 HWND parent = GetAncestor( hwnd, GA_PARENT );
2029 if (parent == GetDesktopWindow()) parent = GetWindow( hwnd, GW_OWNER );
2030 return (ULONG_PTR)parent;
2033 if (!(wndPtr = WIN_GetPtr( hwnd )))
2035 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
2039 if (wndPtr == WND_OTHER_PROCESS || wndPtr == WND_DESKTOP)
2041 if (offset == GWLP_WNDPROC)
2043 SetLastError( ERROR_ACCESS_DENIED );
2046 SERVER_START_REQ( set_window_info )
2048 req->handle = wine_server_user_handle( hwnd );
2049 req->flags = 0; /* don't set anything, just retrieve */
2050 req->extra_offset = (offset >= 0) ? offset : -1;
2051 req->extra_size = (offset >= 0) ? size : 0;
2052 if (!wine_server_call_err( req ))
2056 case GWL_STYLE: retvalue = reply->old_style; break;
2057 case GWL_EXSTYLE: retvalue = reply->old_ex_style; break;
2058 case GWLP_ID: retvalue = reply->old_id; break;
2059 case GWLP_HINSTANCE: retvalue = (ULONG_PTR)wine_server_get_ptr( reply->old_instance ); break;
2060 case GWLP_USERDATA: retvalue = reply->old_user_data; break;
2062 if (offset >= 0) retvalue = get_win_data( &reply->old_extra_value, size );
2063 else SetLastError( ERROR_INVALID_INDEX );
2072 /* now we have a valid wndPtr */
2076 if (offset > (int)(wndPtr->cbWndExtra - size))
2078 WARN("Invalid offset %d\n", offset );
2079 WIN_ReleasePtr( wndPtr );
2080 SetLastError( ERROR_INVALID_INDEX );
2083 retvalue = get_win_data( (char *)wndPtr->wExtra + offset, size );
2085 /* Special case for dialog window procedure */
2086 if ((offset == DWLP_DLGPROC) && (size == sizeof(LONG_PTR)) && wndPtr->dlgInfo)
2087 retvalue = (LONG_PTR)WINPROC_GetProc( (WNDPROC)retvalue, unicode );
2088 WIN_ReleasePtr( wndPtr );
2094 case GWLP_USERDATA: retvalue = wndPtr->userdata; break;
2095 case GWL_STYLE: retvalue = wndPtr->dwStyle; break;
2096 case GWL_EXSTYLE: retvalue = wndPtr->dwExStyle; break;
2097 case GWLP_ID: retvalue = wndPtr->wIDmenu; break;
2098 case GWLP_HINSTANCE: retvalue = (ULONG_PTR)wndPtr->hInstance; break;
2100 /* This looks like a hack only for the edit control (see tests). This makes these controls
2101 * more tolerant to A/W mismatches. The lack of W->A->W conversion for such a mismatch suggests
2102 * that the hack is in GetWindowLongPtr[AW], not in winprocs.
2104 if (wndPtr->winproc == BUILTIN_WINPROC(WINPROC_EDIT) && (!unicode != !(wndPtr->flags & WIN_ISUNICODE)))
2105 retvalue = (ULONG_PTR)wndPtr->winproc;
2107 retvalue = (ULONG_PTR)WINPROC_GetProc( wndPtr->winproc, unicode );
2110 WARN("Unknown offset %d\n", offset );
2111 SetLastError( ERROR_INVALID_INDEX );
2114 WIN_ReleasePtr(wndPtr);
2119 /**********************************************************************
2122 * Helper function for SetWindowLong().
2124 * 0 is the failure code. However, in the case of failure SetLastError
2125 * must be set to distinguish between a 0 return value and a failure.
2127 LONG_PTR WIN_SetWindowLong( HWND hwnd, INT offset, UINT size, LONG_PTR newval, BOOL unicode )
2131 LONG_PTR retval = 0;
2134 TRACE( "%p %d %lx %c\n", hwnd, offset, newval, unicode ? 'W' : 'A' );
2136 if (is_broadcast(hwnd))
2138 SetLastError( ERROR_INVALID_PARAMETER );
2142 if (!(wndPtr = WIN_GetPtr( hwnd )))
2144 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
2147 if (wndPtr == WND_DESKTOP)
2149 /* can't change anything on the desktop window */
2150 SetLastError( ERROR_ACCESS_DENIED );
2153 if (wndPtr == WND_OTHER_PROCESS)
2155 if (offset == GWLP_WNDPROC)
2157 SetLastError( ERROR_ACCESS_DENIED );
2160 if (offset > 32767 || offset < -32767)
2162 SetLastError( ERROR_INVALID_INDEX );
2165 return SendMessageW( hwnd, WM_WINE_SETWINDOWLONG, MAKEWPARAM( offset, size ), newval );
2168 /* first some special cases */
2172 style.styleOld = wndPtr->dwStyle;
2173 style.styleNew = newval;
2174 WIN_ReleasePtr( wndPtr );
2175 SendMessageW( hwnd, WM_STYLECHANGING, GWL_STYLE, (LPARAM)&style );
2176 if (!(wndPtr = WIN_GetPtr( hwnd )) || wndPtr == WND_OTHER_PROCESS) return 0;
2177 newval = style.styleNew;
2178 /* WS_CLIPSIBLINGS can't be reset on top-level windows */
2179 if (wndPtr->parent == GetDesktopWindow()) newval |= WS_CLIPSIBLINGS;
2180 /* FIXME: changing WS_DLGFRAME | WS_THICKFRAME is supposed to change
2181 WS_EX_WINDOWEDGE too */
2184 style.styleOld = wndPtr->dwExStyle;
2185 style.styleNew = newval;
2186 WIN_ReleasePtr( wndPtr );
2187 SendMessageW( hwnd, WM_STYLECHANGING, GWL_EXSTYLE, (LPARAM)&style );
2188 if (!(wndPtr = WIN_GetPtr( hwnd )) || wndPtr == WND_OTHER_PROCESS) return 0;
2189 /* WS_EX_TOPMOST can only be changed through SetWindowPos */
2190 newval = (style.styleNew & ~WS_EX_TOPMOST) | (wndPtr->dwExStyle & WS_EX_TOPMOST);
2191 /* WS_EX_WINDOWEDGE depends on some other styles */
2192 if (newval & WS_EX_DLGMODALFRAME)
2193 newval |= WS_EX_WINDOWEDGE;
2194 else if (!(newval & WS_EX_STATICEDGE) && (wndPtr->dwStyle & (WS_DLGFRAME | WS_THICKFRAME)))
2195 newval |= WS_EX_WINDOWEDGE;
2197 newval &= ~WS_EX_WINDOWEDGE;
2199 case GWLP_HWNDPARENT:
2200 if (wndPtr->parent == GetDesktopWindow())
2202 WIN_ReleasePtr( wndPtr );
2203 return (ULONG_PTR)WIN_SetOwner( hwnd, (HWND)newval );
2207 WIN_ReleasePtr( wndPtr );
2208 return (ULONG_PTR)SetParent( hwnd, (HWND)newval );
2213 UINT old_flags = wndPtr->flags;
2214 retval = WIN_GetWindowLong( hwnd, offset, size, unicode );
2215 proc = WINPROC_AllocProc( (WNDPROC)newval, unicode );
2216 if (proc) wndPtr->winproc = proc;
2217 if (WINPROC_IsUnicode( proc, unicode )) wndPtr->flags |= WIN_ISUNICODE;
2218 else wndPtr->flags &= ~WIN_ISUNICODE;
2219 if (!((old_flags ^ wndPtr->flags) & WIN_ISUNICODE))
2221 WIN_ReleasePtr( wndPtr );
2224 /* update is_unicode flag on the server side */
2228 case GWLP_HINSTANCE:
2232 if ((wndPtr->cbWndExtra - sizeof(LONG_PTR) >= DWLP_DLGPROC) &&
2233 (size == sizeof(LONG_PTR)) && wndPtr->dlgInfo)
2235 WNDPROC *ptr = (WNDPROC *)((char *)wndPtr->wExtra + DWLP_DLGPROC);
2236 retval = (ULONG_PTR)WINPROC_GetProc( *ptr, unicode );
2237 *ptr = WINPROC_AllocProc( (WNDPROC)newval, unicode );
2238 WIN_ReleasePtr( wndPtr );
2243 if (offset < 0 || offset > (int)(wndPtr->cbWndExtra - size))
2245 WARN("Invalid offset %d\n", offset );
2246 WIN_ReleasePtr( wndPtr );
2247 SetLastError( ERROR_INVALID_INDEX );
2250 else if (get_win_data( (char *)wndPtr->wExtra + offset, size ) == newval)
2252 /* already set to the same value */
2253 WIN_ReleasePtr( wndPtr );
2259 SERVER_START_REQ( set_window_info )
2261 req->handle = wine_server_user_handle( hwnd );
2262 req->extra_offset = -1;
2266 req->flags = SET_WIN_STYLE;
2267 req->style = newval;
2270 req->flags = SET_WIN_EXSTYLE;
2271 req->ex_style = newval;
2274 req->flags = SET_WIN_ID;
2277 case GWLP_HINSTANCE:
2278 req->flags = SET_WIN_INSTANCE;
2279 req->instance = wine_server_client_ptr( (void *)newval );
2282 req->flags = SET_WIN_UNICODE;
2283 req->is_unicode = (wndPtr->flags & WIN_ISUNICODE) != 0;
2286 req->flags = SET_WIN_USERDATA;
2287 req->user_data = newval;
2290 req->flags = SET_WIN_EXTRA;
2291 req->extra_offset = offset;
2292 req->extra_size = size;
2293 set_win_data( &req->extra_value, newval, size );
2295 if ((ok = !wine_server_call_err( req )))
2300 wndPtr->dwStyle = newval;
2301 retval = reply->old_style;
2304 wndPtr->dwExStyle = newval;
2305 retval = reply->old_ex_style;
2308 wndPtr->wIDmenu = newval;
2309 retval = reply->old_id;
2311 case GWLP_HINSTANCE:
2312 wndPtr->hInstance = (HINSTANCE)newval;
2313 retval = (ULONG_PTR)wine_server_get_ptr( reply->old_instance );
2318 wndPtr->userdata = newval;
2319 retval = reply->old_user_data;
2322 retval = get_win_data( (char *)wndPtr->wExtra + offset, size );
2323 set_win_data( (char *)wndPtr->wExtra + offset, newval, size );
2329 WIN_ReleasePtr( wndPtr );
2333 if (offset == GWL_STYLE || offset == GWL_EXSTYLE)
2335 style.styleOld = retval;
2336 style.styleNew = newval;
2337 USER_Driver->pSetWindowStyle( hwnd, offset, &style );
2338 SendMessageW( hwnd, WM_STYLECHANGED, offset, (LPARAM)&style );
2345 /**********************************************************************
2346 * GetWindowWord (USER32.@)
2348 WORD WINAPI GetWindowWord( HWND hwnd, INT offset )
2353 case GWLP_HINSTANCE:
2354 case GWLP_HWNDPARENT:
2359 WARN("Invalid offset %d\n", offset );
2360 SetLastError( ERROR_INVALID_INDEX );
2365 return WIN_GetWindowLong( hwnd, offset, sizeof(WORD), FALSE );
2369 /**********************************************************************
2370 * GetWindowLongA (USER32.@)
2372 LONG WINAPI GetWindowLongA( HWND hwnd, INT offset )
2374 return WIN_GetWindowLong( hwnd, offset, sizeof(LONG), FALSE );
2378 /**********************************************************************
2379 * GetWindowLongW (USER32.@)
2381 LONG WINAPI GetWindowLongW( HWND hwnd, INT offset )
2383 return WIN_GetWindowLong( hwnd, offset, sizeof(LONG), TRUE );
2387 /**********************************************************************
2388 * SetWindowWord (USER32.@)
2390 WORD WINAPI SetWindowWord( HWND hwnd, INT offset, WORD newval )
2395 case GWLP_HINSTANCE:
2396 case GWLP_HWNDPARENT:
2401 WARN("Invalid offset %d\n", offset );
2402 SetLastError( ERROR_INVALID_INDEX );
2407 return WIN_SetWindowLong( hwnd, offset, sizeof(WORD), newval, FALSE );
2411 /**********************************************************************
2412 * SetWindowLongA (USER32.@)
2414 * See SetWindowLongW.
2416 LONG WINAPI SetWindowLongA( HWND hwnd, INT offset, LONG newval )
2418 return WIN_SetWindowLong( hwnd, offset, sizeof(LONG), newval, FALSE );
2422 /**********************************************************************
2423 * SetWindowLongW (USER32.@) Set window attribute
2425 * SetWindowLong() alters one of a window's attributes or sets a 32-bit (long)
2426 * value in a window's extra memory.
2428 * The _hwnd_ parameter specifies the window. is the handle to a
2429 * window that has extra memory. The _newval_ parameter contains the
2430 * new attribute or extra memory value. If positive, the _offset_
2431 * parameter is the byte-addressed location in the window's extra
2432 * memory to set. If negative, _offset_ specifies the window
2433 * attribute to set, and should be one of the following values:
2435 * GWL_EXSTYLE The window's extended window style
2437 * GWL_STYLE The window's window style.
2439 * GWLP_WNDPROC Pointer to the window's window procedure.
2441 * GWLP_HINSTANCE The window's pplication instance handle.
2443 * GWLP_ID The window's identifier.
2445 * GWLP_USERDATA The window's user-specified data.
2447 * If the window is a dialog box, the _offset_ parameter can be one of
2448 * the following values:
2450 * DWLP_DLGPROC The address of the window's dialog box procedure.
2452 * DWLP_MSGRESULT The return value of a message
2453 * that the dialog box procedure processed.
2455 * DWLP_USER Application specific information.
2459 * If successful, returns the previous value located at _offset_. Otherwise,
2464 * Extra memory for a window class is specified by a nonzero cbWndExtra
2465 * parameter of the WNDCLASS structure passed to RegisterClass() at the
2466 * time of class creation.
2468 * Using GWL_WNDPROC to set a new window procedure effectively creates
2469 * a window subclass. Use CallWindowProc() in the new windows procedure
2470 * to pass messages to the superclass's window procedure.
2472 * The user data is reserved for use by the application which created
2475 * Do not use GWL_STYLE to change the window's WS_DISABLED style;
2476 * instead, call the EnableWindow() function to change the window's
2479 * Do not use GWL_HWNDPARENT to reset the window's parent, use
2480 * SetParent() instead.
2483 * When offset is GWL_STYLE and the calling app's ver is 4.0,
2484 * it sends WM_STYLECHANGING before changing the settings
2485 * and WM_STYLECHANGED afterwards.
2486 * App ver 4.0 can't use SetWindowLong to change WS_EX_TOPMOST.
2488 LONG WINAPI SetWindowLongW(
2489 HWND hwnd, /* [in] window to alter */
2490 INT offset, /* [in] offset, in bytes, of location to alter */
2491 LONG newval /* [in] new value of location */
2493 return WIN_SetWindowLong( hwnd, offset, sizeof(LONG), newval, TRUE );
2497 /*******************************************************************
2498 * GetWindowTextA (USER32.@)
2500 INT WINAPI GetWindowTextA( HWND hwnd, LPSTR lpString, INT nMaxCount )
2504 if (!lpString) return 0;
2506 if (WIN_IsCurrentProcess( hwnd ))
2507 return (INT)SendMessageA( hwnd, WM_GETTEXT, nMaxCount, (LPARAM)lpString );
2509 /* when window belongs to other process, don't send a message */
2510 if (nMaxCount <= 0) return 0;
2511 if (!(buffer = HeapAlloc( GetProcessHeap(), 0, nMaxCount * sizeof(WCHAR) ))) return 0;
2512 get_server_window_text( hwnd, buffer, nMaxCount );
2513 if (!WideCharToMultiByte( CP_ACP, 0, buffer, -1, lpString, nMaxCount, NULL, NULL ))
2514 lpString[nMaxCount-1] = 0;
2515 HeapFree( GetProcessHeap(), 0, buffer );
2516 return strlen(lpString);
2520 /*******************************************************************
2521 * InternalGetWindowText (USER32.@)
2523 INT WINAPI InternalGetWindowText(HWND hwnd,LPWSTR lpString,INT nMaxCount )
2527 if (nMaxCount <= 0) return 0;
2528 if (!(win = WIN_GetPtr( hwnd ))) return 0;
2529 if (win == WND_DESKTOP) lpString[0] = 0;
2530 else if (win != WND_OTHER_PROCESS)
2532 if (win->text) lstrcpynW( lpString, win->text, nMaxCount );
2533 else lpString[0] = 0;
2534 WIN_ReleasePtr( win );
2538 get_server_window_text( hwnd, lpString, nMaxCount );
2540 return strlenW(lpString);
2544 /*******************************************************************
2545 * GetWindowTextW (USER32.@)
2547 INT WINAPI GetWindowTextW( HWND hwnd, LPWSTR lpString, INT nMaxCount )
2549 if (!lpString) return 0;
2551 if (WIN_IsCurrentProcess( hwnd ))
2552 return (INT)SendMessageW( hwnd, WM_GETTEXT, nMaxCount, (LPARAM)lpString );
2554 /* when window belongs to other process, don't send a message */
2555 if (nMaxCount <= 0) return 0;
2556 get_server_window_text( hwnd, lpString, nMaxCount );
2557 return strlenW(lpString);
2561 /*******************************************************************
2562 * SetWindowTextA (USER32.@)
2563 * SetWindowText (USER32.@)
2565 BOOL WINAPI SetWindowTextA( HWND hwnd, LPCSTR lpString )
2567 if (is_broadcast(hwnd))
2569 SetLastError( ERROR_INVALID_PARAMETER );
2572 if (!WIN_IsCurrentProcess( hwnd ))
2573 WARN( "setting text %s of other process window %p should not use SendMessage\n",
2574 debugstr_a(lpString), hwnd );
2575 return (BOOL)SendMessageA( hwnd, WM_SETTEXT, 0, (LPARAM)lpString );
2579 /*******************************************************************
2580 * SetWindowTextW (USER32.@)
2582 BOOL WINAPI SetWindowTextW( HWND hwnd, LPCWSTR lpString )
2584 if (is_broadcast(hwnd))
2586 SetLastError( ERROR_INVALID_PARAMETER );
2589 if (!WIN_IsCurrentProcess( hwnd ))
2590 WARN( "setting text %s of other process window %p should not use SendMessage\n",
2591 debugstr_w(lpString), hwnd );
2592 return (BOOL)SendMessageW( hwnd, WM_SETTEXT, 0, (LPARAM)lpString );
2596 /*******************************************************************
2597 * GetWindowTextLengthA (USER32.@)
2599 INT WINAPI GetWindowTextLengthA( HWND hwnd )
2601 return SendMessageA( hwnd, WM_GETTEXTLENGTH, 0, 0 );
2604 /*******************************************************************
2605 * GetWindowTextLengthW (USER32.@)
2607 INT WINAPI GetWindowTextLengthW( HWND hwnd )
2609 return SendMessageW( hwnd, WM_GETTEXTLENGTH, 0, 0 );
2613 /*******************************************************************
2614 * IsWindow (USER32.@)
2616 BOOL WINAPI IsWindow( HWND hwnd )
2621 if (!(ptr = WIN_GetPtr( hwnd ))) return FALSE;
2622 if (ptr == WND_DESKTOP) return TRUE;
2624 if (ptr != WND_OTHER_PROCESS)
2626 WIN_ReleasePtr( ptr );
2630 /* check other processes */
2631 SERVER_START_REQ( get_window_info )
2633 req->handle = wine_server_user_handle( hwnd );
2634 ret = !wine_server_call_err( req );
2641 /***********************************************************************
2642 * GetWindowThreadProcessId (USER32.@)
2644 DWORD WINAPI GetWindowThreadProcessId( HWND hwnd, LPDWORD process )
2649 if (!(ptr = WIN_GetPtr( hwnd )))
2651 SetLastError( ERROR_INVALID_WINDOW_HANDLE);
2655 if (ptr != WND_OTHER_PROCESS && ptr != WND_DESKTOP)
2657 /* got a valid window */
2659 if (process) *process = GetCurrentProcessId();
2660 WIN_ReleasePtr( ptr );
2664 /* check other processes */
2665 SERVER_START_REQ( get_window_info )
2667 req->handle = wine_server_user_handle( hwnd );
2668 if (!wine_server_call_err( req ))
2670 tid = (DWORD)reply->tid;
2671 if (process) *process = (DWORD)reply->pid;
2679 /*****************************************************************
2680 * GetParent (USER32.@)
2682 HWND WINAPI GetParent( HWND hwnd )
2687 if (!(wndPtr = WIN_GetPtr( hwnd )))
2689 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
2692 if (wndPtr == WND_DESKTOP) return 0;
2693 if (wndPtr == WND_OTHER_PROCESS)
2695 LONG style = GetWindowLongW( hwnd, GWL_STYLE );
2696 if (style & (WS_POPUP | WS_CHILD))
2698 SERVER_START_REQ( get_window_tree )
2700 req->handle = wine_server_user_handle( hwnd );
2701 if (!wine_server_call_err( req ))
2703 if (style & WS_POPUP) retvalue = wine_server_ptr_handle( reply->owner );
2704 else if (style & WS_CHILD) retvalue = wine_server_ptr_handle( reply->parent );
2712 if (wndPtr->dwStyle & WS_POPUP) retvalue = wndPtr->owner;
2713 else if (wndPtr->dwStyle & WS_CHILD) retvalue = wndPtr->parent;
2714 WIN_ReleasePtr( wndPtr );
2720 /*****************************************************************
2721 * GetAncestor (USER32.@)
2723 HWND WINAPI GetAncestor( HWND hwnd, UINT type )
2726 HWND *list, ret = 0;
2731 if (!(win = WIN_GetPtr( hwnd )))
2733 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
2736 if (win == WND_DESKTOP) return 0;
2737 if (win != WND_OTHER_PROCESS)
2740 WIN_ReleasePtr( win );
2742 else /* need to query the server */
2744 SERVER_START_REQ( get_window_tree )
2746 req->handle = wine_server_user_handle( hwnd );
2747 if (!wine_server_call_err( req )) ret = wine_server_ptr_handle( reply->parent );
2754 if (!(list = list_window_parents( hwnd ))) return 0;
2756 if (!list[0] || !list[1]) ret = WIN_GetFullHandle( hwnd ); /* top-level window */
2760 while (list[count]) count++;
2761 ret = list[count - 2]; /* get the one before the desktop */
2763 HeapFree( GetProcessHeap(), 0, list );
2767 if (is_desktop_window( hwnd )) return 0;
2768 ret = WIN_GetFullHandle( hwnd );
2771 HWND parent = GetParent( ret );
2781 /*****************************************************************
2782 * SetParent (USER32.@)
2784 HWND WINAPI SetParent( HWND hwnd, HWND parent )
2787 HWND old_parent = 0;
2793 if (is_broadcast(hwnd) || is_broadcast(parent))
2795 SetLastError(ERROR_INVALID_PARAMETER);
2799 if (!parent) parent = GetDesktopWindow();
2800 else if (parent == HWND_MESSAGE) parent = get_hwnd_message_parent();
2801 else parent = WIN_GetFullHandle( parent );
2803 if (!IsWindow( parent ))
2805 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
2809 /* Some applications try to set a child as a parent */
2810 if (IsChild(hwnd, parent))
2812 SetLastError( ERROR_INVALID_PARAMETER );
2816 if (!(full_handle = WIN_IsCurrentThread( hwnd )))
2817 return (HWND)SendMessageW( hwnd, WM_WINE_SETPARENT, (WPARAM)parent, 0 );
2819 if (full_handle == parent)
2821 SetLastError( ERROR_INVALID_PARAMETER );
2825 /* Windows hides the window first, then shows it again
2826 * including the WM_SHOWWINDOW messages and all */
2827 was_visible = ShowWindow( hwnd, SW_HIDE );
2829 wndPtr = WIN_GetPtr( hwnd );
2830 if (!wndPtr || wndPtr == WND_OTHER_PROCESS || wndPtr == WND_DESKTOP) return 0;
2832 pt.x = wndPtr->rectWindow.left;
2833 pt.y = wndPtr->rectWindow.top;
2835 SERVER_START_REQ( set_parent )
2837 req->handle = wine_server_user_handle( hwnd );
2838 req->parent = wine_server_user_handle( parent );
2839 if ((ret = !wine_server_call( req )))
2841 old_parent = wine_server_ptr_handle( reply->old_parent );
2842 wndPtr->parent = parent = wine_server_ptr_handle( reply->full_parent );
2847 WIN_ReleasePtr( wndPtr );
2850 USER_Driver->pSetParent( full_handle, parent, old_parent );
2852 /* SetParent additionally needs to make hwnd the topmost window
2853 in the x-order and send the expected WM_WINDOWPOSCHANGING and
2854 WM_WINDOWPOSCHANGED notification messages.
2856 SetWindowPos( hwnd, HWND_TOP, pt.x, pt.y, 0, 0, SWP_NOSIZE );
2858 if (was_visible) ShowWindow( hwnd, SW_SHOW );
2864 /*******************************************************************
2865 * IsChild (USER32.@)
2867 BOOL WINAPI IsChild( HWND parent, HWND child )
2869 HWND *list = list_window_parents( child );
2873 if (!list) return FALSE;
2874 parent = WIN_GetFullHandle( parent );
2875 for (i = 0; list[i]; i++) if (list[i] == parent) break;
2876 ret = list[i] && list[i+1];
2877 HeapFree( GetProcessHeap(), 0, list );
2882 /***********************************************************************
2883 * IsWindowVisible (USER32.@)
2885 BOOL WINAPI IsWindowVisible( HWND hwnd )
2891 if (!(GetWindowLongW( hwnd, GWL_STYLE ) & WS_VISIBLE)) return FALSE;
2892 if (!(list = list_window_parents( hwnd ))) return TRUE;
2895 for (i = 0; list[i+1]; i++)
2896 if (!(GetWindowLongW( list[i], GWL_STYLE ) & WS_VISIBLE)) break;
2897 retval = !list[i+1] && (list[i] == GetDesktopWindow()); /* top message window isn't visible */
2899 HeapFree( GetProcessHeap(), 0, list );
2904 /***********************************************************************
2905 * WIN_IsWindowDrawable
2907 * hwnd is drawable when it is visible, all parents are not
2908 * minimized, and it is itself not minimized unless we are
2909 * trying to draw its default class icon.
2911 BOOL WIN_IsWindowDrawable( HWND hwnd, BOOL icon )
2916 LONG style = GetWindowLongW( hwnd, GWL_STYLE );
2918 if (!(style & WS_VISIBLE)) return FALSE;
2919 if ((style & WS_MINIMIZE) && icon && GetClassLongPtrW( hwnd, GCLP_HICON )) return FALSE;
2921 if (!(list = list_window_parents( hwnd ))) return TRUE;
2924 for (i = 0; list[i+1]; i++)
2925 if ((GetWindowLongW( list[i], GWL_STYLE ) & (WS_VISIBLE|WS_MINIMIZE)) != WS_VISIBLE)
2927 retval = !list[i+1] && (list[i] == GetDesktopWindow()); /* top message window isn't visible */
2929 HeapFree( GetProcessHeap(), 0, list );
2934 /*******************************************************************
2935 * GetTopWindow (USER32.@)
2937 HWND WINAPI GetTopWindow( HWND hwnd )
2939 if (!hwnd) hwnd = GetDesktopWindow();
2940 return GetWindow( hwnd, GW_CHILD );
2944 /*******************************************************************
2945 * GetWindow (USER32.@)
2947 HWND WINAPI GetWindow( HWND hwnd, UINT rel )
2951 if (rel == GW_OWNER) /* this one may be available locally */
2953 WND *wndPtr = WIN_GetPtr( hwnd );
2956 SetLastError( ERROR_INVALID_HANDLE );
2959 if (wndPtr == WND_DESKTOP) return 0;
2960 if (wndPtr != WND_OTHER_PROCESS)
2962 retval = wndPtr->owner;
2963 WIN_ReleasePtr( wndPtr );
2966 /* else fall through to server call */
2969 SERVER_START_REQ( get_window_tree )
2971 req->handle = wine_server_user_handle( hwnd );
2972 if (!wine_server_call_err( req ))
2977 retval = wine_server_ptr_handle( reply->first_sibling );
2980 retval = wine_server_ptr_handle( reply->last_sibling );
2983 retval = wine_server_ptr_handle( reply->next_sibling );
2986 retval = wine_server_ptr_handle( reply->prev_sibling );
2989 retval = wine_server_ptr_handle( reply->owner );
2992 retval = wine_server_ptr_handle( reply->first_child );
3002 /*******************************************************************
3003 * ShowOwnedPopups (USER32.@)
3005 BOOL WINAPI ShowOwnedPopups( HWND owner, BOOL fShow )
3009 HWND *win_array = WIN_ListChildren( GetDesktopWindow() );
3011 if (!win_array) return TRUE;
3013 while (win_array[count]) count++;
3014 while (--count >= 0)
3016 if (GetWindow( win_array[count], GW_OWNER ) != owner) continue;
3017 if (!(pWnd = WIN_GetPtr( win_array[count] ))) continue;
3018 if (pWnd == WND_OTHER_PROCESS) continue;
3021 if (pWnd->flags & WIN_NEEDS_SHOW_OWNEDPOPUP)
3023 WIN_ReleasePtr( pWnd );
3024 /* In Windows, ShowOwnedPopups(TRUE) generates
3025 * WM_SHOWWINDOW messages with SW_PARENTOPENING,
3026 * regardless of the state of the owner
3028 SendMessageW(win_array[count], WM_SHOWWINDOW, SW_SHOWNORMAL, SW_PARENTOPENING);
3034 if (pWnd->dwStyle & WS_VISIBLE)
3036 WIN_ReleasePtr( pWnd );
3037 /* In Windows, ShowOwnedPopups(FALSE) generates
3038 * WM_SHOWWINDOW messages with SW_PARENTCLOSING,
3039 * regardless of the state of the owner
3041 SendMessageW(win_array[count], WM_SHOWWINDOW, SW_HIDE, SW_PARENTCLOSING);
3045 WIN_ReleasePtr( pWnd );
3047 HeapFree( GetProcessHeap(), 0, win_array );
3052 /*******************************************************************
3053 * GetLastActivePopup (USER32.@)
3055 HWND WINAPI GetLastActivePopup( HWND hwnd )
3059 SERVER_START_REQ( get_window_info )
3061 req->handle = wine_server_user_handle( hwnd );
3062 if (!wine_server_call_err( req )) retval = wine_server_ptr_handle( reply->last_active );
3069 /*******************************************************************
3072 * Build an array of the children of a given window. The array must be
3073 * freed with HeapFree. Returns NULL when no windows are found.
3075 HWND *WIN_ListChildren( HWND hwnd )
3079 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
3082 return list_window_children( 0, hwnd, NULL, 0 );
3086 /*******************************************************************
3087 * EnumWindows (USER32.@)
3089 BOOL WINAPI EnumWindows( WNDENUMPROC lpEnumFunc, LPARAM lParam )
3095 USER_CheckNotLock();
3097 /* We have to build a list of all windows first, to avoid */
3098 /* unpleasant side-effects, for instance if the callback */
3099 /* function changes the Z-order of the windows. */
3101 if (!(list = WIN_ListChildren( GetDesktopWindow() ))) return TRUE;
3103 /* Now call the callback function for every window */
3105 for (i = 0; list[i]; i++)
3107 /* Make sure that the window still exists */
3108 if (!IsWindow( list[i] )) continue;
3109 if (!(ret = lpEnumFunc( list[i], lParam ))) break;
3111 HeapFree( GetProcessHeap(), 0, list );
3116 /**********************************************************************
3117 * EnumThreadWindows (USER32.@)
3119 BOOL WINAPI EnumThreadWindows( DWORD id, WNDENUMPROC func, LPARAM lParam )
3125 USER_CheckNotLock();
3127 if (!(list = list_window_children( 0, GetDesktopWindow(), NULL, id ))) return TRUE;
3129 /* Now call the callback function for every window */
3131 for (i = 0; list[i]; i++)
3132 if (!(ret = func( list[i], lParam ))) break;
3133 HeapFree( GetProcessHeap(), 0, list );
3138 /***********************************************************************
3139 * EnumDesktopWindows (USER32.@)
3141 BOOL WINAPI EnumDesktopWindows( HDESK desktop, WNDENUMPROC func, LPARAM lparam )
3146 USER_CheckNotLock();
3148 if (!(list = list_window_children( desktop, 0, NULL, 0 ))) return TRUE;
3150 for (i = 0; list[i]; i++)
3151 if (!func( list[i], lparam )) break;
3152 HeapFree( GetProcessHeap(), 0, list );
3157 /**********************************************************************
3158 * WIN_EnumChildWindows
3160 * Helper function for EnumChildWindows().
3162 static BOOL WIN_EnumChildWindows( HWND *list, WNDENUMPROC func, LPARAM lParam )
3167 for ( ; *list; list++)
3169 /* Make sure that the window still exists */
3170 if (!IsWindow( *list )) continue;
3171 /* Build children list first */
3172 childList = WIN_ListChildren( *list );
3174 ret = func( *list, lParam );
3178 if (ret) ret = WIN_EnumChildWindows( childList, func, lParam );
3179 HeapFree( GetProcessHeap(), 0, childList );
3181 if (!ret) return FALSE;
3187 /**********************************************************************
3188 * EnumChildWindows (USER32.@)
3190 BOOL WINAPI EnumChildWindows( HWND parent, WNDENUMPROC func, LPARAM lParam )
3195 USER_CheckNotLock();
3197 if (!(list = WIN_ListChildren( parent ))) return FALSE;
3198 ret = WIN_EnumChildWindows( list, func, lParam );
3199 HeapFree( GetProcessHeap(), 0, list );
3204 /*******************************************************************
3205 * AnyPopup (USER32.@)
3207 BOOL WINAPI AnyPopup(void)
3211 HWND *list = WIN_ListChildren( GetDesktopWindow() );
3213 if (!list) return FALSE;
3214 for (i = 0; list[i]; i++)
3216 if (IsWindowVisible( list[i] ) && GetWindow( list[i], GW_OWNER )) break;
3218 retvalue = (list[i] != 0);
3219 HeapFree( GetProcessHeap(), 0, list );
3224 /*******************************************************************
3225 * FlashWindow (USER32.@)
3227 BOOL WINAPI FlashWindow( HWND hWnd, BOOL bInvert )
3231 TRACE("%p\n", hWnd);
3233 if (IsIconic( hWnd ))
3235 RedrawWindow( hWnd, 0, 0, RDW_INVALIDATE | RDW_ERASE | RDW_UPDATENOW | RDW_FRAME );
3237 wndPtr = WIN_GetPtr(hWnd);
3238 if (!wndPtr || wndPtr == WND_OTHER_PROCESS || wndPtr == WND_DESKTOP) return FALSE;
3239 if (bInvert && !(wndPtr->flags & WIN_NCACTIVATED))
3241 wndPtr->flags |= WIN_NCACTIVATED;
3245 wndPtr->flags &= ~WIN_NCACTIVATED;
3247 WIN_ReleasePtr( wndPtr );
3254 wndPtr = WIN_GetPtr(hWnd);
3255 if (!wndPtr || wndPtr == WND_OTHER_PROCESS || wndPtr == WND_DESKTOP) return FALSE;
3256 hWnd = wndPtr->obj.handle; /* make it a full handle */
3258 if (bInvert) wparam = !(wndPtr->flags & WIN_NCACTIVATED);
3259 else wparam = (hWnd == GetForegroundWindow());
3261 WIN_ReleasePtr( wndPtr );
3262 SendMessageW( hWnd, WM_NCACTIVATE, wparam, 0 );
3267 /*******************************************************************
3268 * FlashWindowEx (USER32.@)
3270 BOOL WINAPI FlashWindowEx( PFLASHWINFO pfwi )
3272 FIXME("%p\n", pfwi);
3276 /*******************************************************************
3277 * GetWindowContextHelpId (USER32.@)
3279 DWORD WINAPI GetWindowContextHelpId( HWND hwnd )
3282 WND *wnd = WIN_GetPtr( hwnd );
3283 if (!wnd || wnd == WND_DESKTOP) return 0;
3284 if (wnd == WND_OTHER_PROCESS)
3286 if (IsWindow( hwnd )) FIXME( "not supported on other process window %p\n", hwnd );
3289 retval = wnd->helpContext;
3290 WIN_ReleasePtr( wnd );
3295 /*******************************************************************
3296 * SetWindowContextHelpId (USER32.@)
3298 BOOL WINAPI SetWindowContextHelpId( HWND hwnd, DWORD id )
3300 WND *wnd = WIN_GetPtr( hwnd );
3301 if (!wnd || wnd == WND_DESKTOP) return FALSE;
3302 if (wnd == WND_OTHER_PROCESS)
3304 if (IsWindow( hwnd )) FIXME( "not supported on other process window %p\n", hwnd );
3307 wnd->helpContext = id;
3308 WIN_ReleasePtr( wnd );
3313 /*******************************************************************
3314 * DragDetect (USER32.@)
3316 BOOL WINAPI DragDetect( HWND hWnd, POINT pt )
3320 WORD wDragWidth = GetSystemMetrics(SM_CXDRAG);
3321 WORD wDragHeight= GetSystemMetrics(SM_CYDRAG);
3323 rect.left = pt.x - wDragWidth;
3324 rect.right = pt.x + wDragWidth;
3326 rect.top = pt.y - wDragHeight;
3327 rect.bottom = pt.y + wDragHeight;
3333 while (PeekMessageW( &msg, 0, WM_MOUSEFIRST, WM_MOUSELAST, PM_REMOVE ))
3335 if( msg.message == WM_LBUTTONUP )
3340 if( msg.message == WM_MOUSEMOVE )
3343 tmp.x = (short)LOWORD(msg.lParam);
3344 tmp.y = (short)HIWORD(msg.lParam);
3345 if( !PtInRect( &rect, tmp ))
3357 /******************************************************************************
3358 * GetWindowModuleFileNameA (USER32.@)
3360 UINT WINAPI GetWindowModuleFileNameA( HWND hwnd, LPSTR module, UINT size )
3365 TRACE( "%p, %p, %u\n", hwnd, module, size );
3367 win = WIN_GetPtr( hwnd );
3368 if (!win || win == WND_OTHER_PROCESS || win == WND_DESKTOP)
3370 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
3373 hinst = win->hInstance;
3374 WIN_ReleasePtr( win );
3376 return GetModuleFileNameA( hinst, module, size );
3379 /******************************************************************************
3380 * GetWindowModuleFileNameW (USER32.@)
3382 UINT WINAPI GetWindowModuleFileNameW( HWND hwnd, LPWSTR module, UINT size )
3387 TRACE( "%p, %p, %u\n", hwnd, module, size );
3389 win = WIN_GetPtr( hwnd );
3390 if (!win || win == WND_OTHER_PROCESS || win == WND_DESKTOP)
3392 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
3395 hinst = win->hInstance;
3396 WIN_ReleasePtr( win );
3398 return GetModuleFileNameW( hinst, module, size );
3401 /******************************************************************************
3402 * GetWindowInfo (USER32.@)
3404 * Note: tests show that Windows doesn't check cbSize of the structure.
3406 BOOL WINAPI DECLSPEC_HOTPATCH GetWindowInfo( HWND hwnd, PWINDOWINFO pwi)
3408 if (!pwi) return FALSE;
3409 if (!WIN_GetRectangles( hwnd, COORDS_SCREEN, &pwi->rcWindow, &pwi->rcClient )) return FALSE;
3411 pwi->dwStyle = GetWindowLongW(hwnd, GWL_STYLE);
3412 pwi->dwExStyle = GetWindowLongW(hwnd, GWL_EXSTYLE);
3413 pwi->dwWindowStatus = ((GetActiveWindow() == hwnd) ? WS_ACTIVECAPTION : 0);
3415 pwi->cxWindowBorders = pwi->rcClient.left - pwi->rcWindow.left;
3416 pwi->cyWindowBorders = pwi->rcWindow.bottom - pwi->rcClient.bottom;
3418 pwi->atomWindowType = GetClassLongW( hwnd, GCW_ATOM );
3419 pwi->wCreatorVersion = 0x0400;
3424 /******************************************************************************
3425 * SwitchDesktop (USER32.@)
3427 * NOTES: Sets the current input or interactive desktop.
3429 BOOL WINAPI SwitchDesktop( HDESK hDesktop)
3431 FIXME("(hwnd %p) stub!\n", hDesktop);
3435 /*****************************************************************************
3436 * SetLayeredWindowAttributes (USER32.@)
3438 BOOL WINAPI SetLayeredWindowAttributes( HWND hwnd, COLORREF key, BYTE alpha, DWORD flags )
3442 TRACE("(%p,%08x,%d,%x): stub!\n", hwnd, key, alpha, flags);
3444 SERVER_START_REQ( set_window_layered_info )
3446 req->handle = wine_server_user_handle( hwnd );
3447 req->color_key = key;
3450 ret = !wine_server_call_err( req );
3454 if (ret) USER_Driver->pSetLayeredWindowAttributes( hwnd, key, alpha, flags );
3460 /*****************************************************************************
3461 * GetLayeredWindowAttributes (USER32.@)
3463 BOOL WINAPI GetLayeredWindowAttributes( HWND hwnd, COLORREF *key, BYTE *alpha, DWORD *flags )
3467 SERVER_START_REQ( get_window_layered_info )
3469 req->handle = wine_server_user_handle( hwnd );
3470 if ((ret = !wine_server_call_err( req )))
3472 if (key) *key = reply->color_key;
3473 if (alpha) *alpha = reply->alpha;
3474 if (flags) *flags = reply->flags;
3483 /*****************************************************************************
3484 * UpdateLayeredWindowIndirect (USER32.@)
3486 BOOL WINAPI UpdateLayeredWindowIndirect( HWND hwnd, const UPDATELAYEREDWINDOWINFO *info )
3490 if (!(GetWindowLongW( hwnd, GWL_EXSTYLE ) & WS_EX_LAYERED) ||
3491 GetLayeredWindowAttributes( hwnd, NULL, NULL, NULL ))
3493 SetLastError( ERROR_INVALID_PARAMETER );
3497 if (!(info->dwFlags & ULW_EX_NORESIZE) && (info->pptDst || info->psize))
3499 int x = 0, y = 0, cx = 0, cy = 0;
3500 DWORD flags = SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE | SWP_NOREDRAW | SWP_NOSENDCHANGING;
3504 x = info->pptDst->x;
3505 y = info->pptDst->y;
3506 flags &= ~SWP_NOMOVE;
3510 cx = info->psize->cx;
3511 cy = info->psize->cy;
3512 flags &= ~SWP_NOSIZE;
3514 TRACE( "moving window %p pos %d,%d %dx%d\n", hwnd, x, y, cx, cy );
3515 SetWindowPos( hwnd, 0, x, y, cx, cy, flags );
3520 HDC hdc = GetWindowDC( hwnd );
3527 GetWindowRect( hwnd, &rect );
3528 OffsetRect( &rect, -rect.left, -rect.top);
3531 x = info->pptSrc->x;
3532 y = info->pptSrc->y;
3535 if (!info->prcDirty || (info->prcDirty && IntersectRect(&rect, &rect, info->prcDirty)))
3537 TRACE( "copying window %p pos %d,%d\n", hwnd, x, y );
3538 BitBlt( hdc, rect.left, rect.top, rect.right, rect.bottom,
3539 info->hdcSrc, rect.left + x, rect.top + y, SRCCOPY );
3541 ReleaseDC( hwnd, hdc );
3545 if (info->pblend && !(info->dwFlags & ULW_OPAQUE)) alpha = info->pblend->SourceConstantAlpha;
3546 TRACE( "setting window %p alpha %u\n", hwnd, alpha );
3547 USER_Driver->pSetLayeredWindowAttributes( hwnd, info->crKey, alpha,
3548 info->dwFlags & (LWA_ALPHA | LWA_COLORKEY) );
3553 /*****************************************************************************
3554 * UpdateLayeredWindow (USER32.@)
3556 BOOL WINAPI UpdateLayeredWindow( HWND hwnd, HDC hdcDst, POINT *pptDst, SIZE *psize,
3557 HDC hdcSrc, POINT *pptSrc, COLORREF crKey, BLENDFUNCTION *pblend,
3560 UPDATELAYEREDWINDOWINFO info;
3562 info.cbSize = sizeof(info);
3563 info.hdcDst = hdcDst;
3564 info.pptDst = pptDst;
3566 info.hdcSrc = hdcSrc;
3567 info.pptSrc = pptSrc;
3569 info.pblend = pblend;
3570 info.dwFlags = dwFlags;
3571 info.prcDirty = NULL;
3572 return UpdateLayeredWindowIndirect( hwnd, &info );
3576 /******************************************************************************
3577 * GetProcessDefaultLayout [USER32.@]
3579 * Gets the default layout for parentless windows.
3581 BOOL WINAPI GetProcessDefaultLayout( DWORD *layout )
3585 SetLastError( ERROR_NOACCESS );
3588 if (process_layout == ~0u)
3590 static const WCHAR translationW[] = { '\\','V','a','r','F','i','l','e','I','n','f','o',
3591 '\\','T','r','a','n','s','l','a','t','i','o','n', 0 };
3592 static const WCHAR filedescW[] = { '\\','S','t','r','i','n','g','F','i','l','e','I','n','f','o',
3593 '\\','%','0','4','x','%','0','4','x',
3594 '\\','F','i','l','e','D','e','s','c','r','i','p','t','i','o','n',0 };
3595 WCHAR *str, buffer[MAX_PATH];
3596 DWORD i, len, version_layout = 0;
3597 DWORD user_lang = GetUserDefaultLangID();
3601 GetModuleFileNameW( 0, buffer, MAX_PATH );
3602 if (!(len = GetFileVersionInfoSizeW( buffer, NULL ))) goto done;
3603 if (!(data = HeapAlloc( GetProcessHeap(), 0, len ))) goto done;
3604 if (!GetFileVersionInfoW( buffer, 0, len, data )) goto done;
3605 if (!VerQueryValueW( data, translationW, (void **)&languages, &len ) || !len) goto done;
3607 len /= sizeof(DWORD);
3608 for (i = 0; i < len; i++) if (LOWORD(languages[i]) == user_lang) break;
3609 if (i == len) /* try neutral language */
3610 for (i = 0; i < len; i++)
3611 if (LOWORD(languages[i]) == MAKELANGID( PRIMARYLANGID(user_lang), SUBLANG_NEUTRAL )) break;
3612 if (i == len) i = 0; /* default to the first one */
3614 sprintfW( buffer, filedescW, LOWORD(languages[i]), HIWORD(languages[i]) );
3615 if (!VerQueryValueW( data, buffer, (void **)&str, &len )) goto done;
3616 TRACE( "found description %s\n", debugstr_w( str ));
3617 if (str[0] == 0x200e && str[1] == 0x200e) version_layout = LAYOUT_RTL;
3620 HeapFree( GetProcessHeap(), 0, data );
3621 process_layout = version_layout;
3623 *layout = process_layout;
3628 /******************************************************************************
3629 * SetProcessDefaultLayout [USER32.@]
3631 * Sets the default layout for parentless windows.
3633 BOOL WINAPI SetProcessDefaultLayout( DWORD layout )
3635 process_layout = layout;
3640 /* 64bit versions */
3642 #ifdef GetWindowLongPtrW
3643 #undef GetWindowLongPtrW
3646 #ifdef GetWindowLongPtrA
3647 #undef GetWindowLongPtrA
3650 #ifdef SetWindowLongPtrW
3651 #undef SetWindowLongPtrW
3654 #ifdef SetWindowLongPtrA
3655 #undef SetWindowLongPtrA
3658 /*****************************************************************************
3659 * GetWindowLongPtrW (USER32.@)
3661 LONG_PTR WINAPI GetWindowLongPtrW( HWND hwnd, INT offset )
3663 return WIN_GetWindowLong( hwnd, offset, sizeof(LONG_PTR), TRUE );
3666 /*****************************************************************************
3667 * GetWindowLongPtrA (USER32.@)
3669 LONG_PTR WINAPI GetWindowLongPtrA( HWND hwnd, INT offset )
3671 return WIN_GetWindowLong( hwnd, offset, sizeof(LONG_PTR), FALSE );
3674 /*****************************************************************************
3675 * SetWindowLongPtrW (USER32.@)
3677 LONG_PTR WINAPI SetWindowLongPtrW( HWND hwnd, INT offset, LONG_PTR newval )
3679 return WIN_SetWindowLong( hwnd, offset, sizeof(LONG_PTR), newval, TRUE );
3682 /*****************************************************************************
3683 * SetWindowLongPtrA (USER32.@)
3685 LONG_PTR WINAPI SetWindowLongPtrA( HWND hwnd, INT offset, LONG_PTR newval )
3687 return WIN_SetWindowLong( hwnd, offset, sizeof(LONG_PTR), newval, FALSE );