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"
30 #include "wine/winbase16.h"
31 #include "wine/winuser16.h"
33 #include "wine/server.h"
34 #include "wine/unicode.h"
36 #include "user_private.h"
39 #include "wine/debug.h"
41 WINE_DEFAULT_DEBUG_CHANNEL(win);
43 #define NB_USER_HANDLES ((LAST_USER_HANDLE - FIRST_USER_HANDLE + 1) >> 1)
44 #define USER_HANDLE_TO_INDEX(hwnd) ((LOWORD(hwnd) - FIRST_USER_HANDLE) >> 1)
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 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 )
153 /***********************************************************************
156 void *free_user_handle( HANDLE handle, enum user_obj_type type )
158 struct user_object *ptr;
159 WORD index = USER_HANDLE_TO_INDEX( handle );
161 if ((ptr = get_user_handle_ptr( handle, type )) && ptr != OBJ_OTHER_PROCESS)
163 SERVER_START_REQ( free_user_handle )
165 req->handle = wine_server_user_handle( handle );
166 if (!wine_server_call( req )) user_handles[index] = NULL;
170 release_user_handle_ptr( ptr );
176 /***********************************************************************
177 * create_window_handle
179 * Create a window handle with the server.
181 static WND *create_window_handle( HWND parent, HWND owner, LPCWSTR name,
182 HINSTANCE instance, BOOL unicode )
186 HWND handle = 0, full_parent = 0, full_owner = 0;
187 struct tagCLASS *class = NULL;
190 /* if 16-bit instance, map to module handle */
191 if (instance && !HIWORD(instance))
192 instance = HINSTANCE_32(GetExePtr(HINSTANCE_16(instance)));
194 SERVER_START_REQ( create_window )
196 req->parent = wine_server_user_handle( parent );
197 req->owner = wine_server_user_handle( owner );
198 req->instance = wine_server_client_ptr( instance );
199 if (!(req->atom = get_int_atom_value( name )) && name)
200 wine_server_add_data( req, name, strlenW(name)*sizeof(WCHAR) );
201 if (!wine_server_call_err( req ))
203 handle = wine_server_ptr_handle( reply->handle );
204 full_parent = wine_server_ptr_handle( reply->parent );
205 full_owner = wine_server_ptr_handle( reply->owner );
206 extra_bytes = reply->extra;
207 class = wine_server_get_ptr( reply->class_ptr );
214 WARN( "error %d creating window\n", GetLastError() );
218 if (!(win = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
219 sizeof(WND) + extra_bytes - sizeof(win->wExtra) )))
221 SERVER_START_REQ( destroy_window )
223 req->handle = wine_server_user_handle( handle );
224 wine_server_call( req );
227 SetLastError( ERROR_NOT_ENOUGH_MEMORY );
231 if (!parent) /* if parent is 0 we don't have a desktop window yet */
233 struct user_thread_info *thread_info = get_user_thread_info();
235 if (name == (LPCWSTR)DESKTOP_CLASS_ATOM)
237 if (!thread_info->top_window) thread_info->top_window = full_parent ? full_parent : handle;
238 else assert( full_parent == thread_info->top_window );
239 if (full_parent && !USER_Driver->pCreateDesktopWindow( thread_info->top_window ))
240 ERR( "failed to create desktop window\n" );
242 else /* HWND_MESSAGE parent */
244 if (!thread_info->msg_window && !full_parent) thread_info->msg_window = handle;
250 index = USER_HANDLE_TO_INDEX(handle);
251 assert( index < NB_USER_HANDLES );
252 user_handles[index] = win;
253 win->obj.handle = handle;
254 win->obj.type = USER_WINDOW;
255 win->parent = full_parent;
256 win->owner = full_owner;
258 win->winproc = get_class_winproc( class );
259 win->cbWndExtra = extra_bytes;
260 if (WINPROC_IsUnicode( win->winproc, unicode )) win->flags |= WIN_ISUNICODE;
265 /***********************************************************************
268 * Free a window handle.
270 static void free_window_handle( HWND hwnd )
272 struct user_object *ptr;
273 WORD index = USER_HANDLE_TO_INDEX(hwnd);
275 if ((ptr = get_user_handle_ptr( hwnd, USER_WINDOW )) && ptr != OBJ_OTHER_PROCESS)
277 SERVER_START_REQ( destroy_window )
279 req->handle = wine_server_user_handle( hwnd );
280 if (!wine_server_call_err( req )) user_handles[index] = NULL;
284 release_user_handle_ptr( ptr );
285 HeapFree( GetProcessHeap(), 0, ptr );
290 /*******************************************************************
291 * list_window_children
293 * Build an array of the children of a given window. The array must be
294 * freed with HeapFree. Returns NULL when no windows are found.
296 static HWND *list_window_children( HDESK desktop, HWND hwnd, LPCWSTR class, DWORD tid )
300 ATOM atom = get_int_atom_value( class );
302 /* empty class is not the same as NULL class */
303 if (!atom && class && !class[0]) return NULL;
309 if (!(list = HeapAlloc( GetProcessHeap(), 0, size * sizeof(HWND) ))) break;
311 SERVER_START_REQ( get_window_children )
313 req->desktop = wine_server_obj_handle( desktop );
314 req->parent = wine_server_user_handle( hwnd );
317 if (!atom && class) wine_server_add_data( req, class, strlenW(class)*sizeof(WCHAR) );
318 wine_server_set_reply( req, list, (size-1) * sizeof(user_handle_t) );
319 if (!wine_server_call( req )) count = reply->count;
322 if (count && count < size)
324 /* start from the end since HWND is potentially larger than user_handle_t */
325 for (i = count - 1; i >= 0; i--)
326 list[i] = wine_server_ptr_handle( ((user_handle_t *)list)[i] );
330 HeapFree( GetProcessHeap(), 0, list );
332 size = count + 1; /* restart with a large enough buffer */
338 /*******************************************************************
339 * list_window_parents
341 * Build an array of all parents of a given window, starting with
342 * the immediate parent. The array must be freed with HeapFree.
344 static HWND *list_window_parents( HWND hwnd )
348 int i, pos = 0, size = 16, count = 0;
350 if (!(list = HeapAlloc( GetProcessHeap(), 0, size * sizeof(HWND) ))) return NULL;
355 if (!(win = WIN_GetPtr( current ))) goto empty;
356 if (win == WND_OTHER_PROCESS) break; /* need to do it the hard way */
357 if (win == WND_DESKTOP)
359 if (!pos) goto empty;
363 list[pos] = current = win->parent;
364 WIN_ReleasePtr( win );
365 if (!current) return list;
366 if (++pos == size - 1)
368 /* need to grow the list */
369 HWND *new_list = HeapReAlloc( GetProcessHeap(), 0, list, (size+16) * sizeof(HWND) );
370 if (!new_list) goto empty;
376 /* at least one parent belongs to another process, have to query the server */
381 SERVER_START_REQ( get_window_parents )
383 req->handle = wine_server_user_handle( hwnd );
384 wine_server_set_reply( req, list, (size-1) * sizeof(user_handle_t) );
385 if (!wine_server_call( req )) count = reply->count;
388 if (!count) goto empty;
391 /* start from the end since HWND is potentially larger than user_handle_t */
392 for (i = count - 1; i >= 0; i--)
393 list[i] = wine_server_ptr_handle( ((user_handle_t *)list)[i] );
397 HeapFree( GetProcessHeap(), 0, list );
399 if (!(list = HeapAlloc( GetProcessHeap(), 0, size * sizeof(HWND) ))) return NULL;
403 HeapFree( GetProcessHeap(), 0, list );
408 /*******************************************************************
411 static void send_parent_notify( HWND hwnd, UINT msg )
413 if ((GetWindowLongW( hwnd, GWL_STYLE ) & (WS_CHILD | WS_POPUP)) == WS_CHILD &&
414 !(GetWindowLongW( hwnd, GWL_EXSTYLE ) & WS_EX_NOPARENTNOTIFY))
416 HWND parent = GetParent(hwnd);
417 if (parent && parent != GetDesktopWindow())
418 SendMessageW( parent, WM_PARENTNOTIFY,
419 MAKEWPARAM( msg, GetWindowLongPtrW( hwnd, GWLP_ID )), (LPARAM)hwnd );
424 /*******************************************************************
425 * get_server_window_text
427 * Retrieve the window text from the server.
429 static void get_server_window_text( HWND hwnd, LPWSTR text, INT count )
433 SERVER_START_REQ( get_window_text )
435 req->handle = wine_server_user_handle( hwnd );
436 wine_server_set_reply( req, text, (count - 1) * sizeof(WCHAR) );
437 if (!wine_server_call_err( req )) len = wine_server_reply_size(reply);
440 text[len / sizeof(WCHAR)] = 0;
444 /*******************************************************************
445 * get_hwnd_message_parent
447 * Return the parent for HWND_MESSAGE windows.
449 HWND get_hwnd_message_parent(void)
451 struct user_thread_info *thread_info = get_user_thread_info();
453 if (!thread_info->msg_window) GetDesktopWindow(); /* trigger creation */
454 return thread_info->msg_window;
458 /*******************************************************************
461 * Check if window is the desktop or the HWND_MESSAGE top parent.
463 BOOL is_desktop_window( HWND hwnd )
465 struct user_thread_info *thread_info = get_user_thread_info();
467 if (!hwnd) return FALSE;
468 if (hwnd == thread_info->top_window) return TRUE;
469 if (hwnd == thread_info->msg_window) return TRUE;
471 if (!HIWORD(hwnd) || HIWORD(hwnd) == 0xffff)
473 if (LOWORD(thread_info->top_window) == LOWORD(hwnd)) return TRUE;
474 if (LOWORD(thread_info->msg_window) == LOWORD(hwnd)) return TRUE;
480 /***********************************************************************
483 * Return a pointer to the WND structure if local to the process,
484 * or WND_OTHER_PROCESS if handle may be valid in other process.
485 * If ret value is a valid pointer, it must be released with WIN_ReleasePtr.
487 WND *WIN_GetPtr( HWND hwnd )
491 if ((ptr = get_user_handle_ptr( hwnd, USER_WINDOW )) == WND_OTHER_PROCESS)
493 if (is_desktop_window( hwnd )) ptr = WND_DESKTOP;
499 /***********************************************************************
500 * WIN_IsCurrentProcess
502 * Check whether a given window belongs to the current process (and return the full handle).
504 HWND WIN_IsCurrentProcess( HWND hwnd )
509 if (!(ptr = WIN_GetPtr( hwnd )) || ptr == WND_OTHER_PROCESS || ptr == WND_DESKTOP) return 0;
510 ret = ptr->obj.handle;
511 WIN_ReleasePtr( ptr );
516 /***********************************************************************
517 * WIN_IsCurrentThread
519 * Check whether a given window belongs to the current thread (and return the full handle).
521 HWND WIN_IsCurrentThread( HWND hwnd )
526 if (!(ptr = WIN_GetPtr( hwnd )) || ptr == WND_OTHER_PROCESS || ptr == WND_DESKTOP) return 0;
527 if (ptr->tid == GetCurrentThreadId()) ret = ptr->obj.handle;
528 WIN_ReleasePtr( ptr );
533 /***********************************************************************
536 * Convert a 16-bit window handle to a full 32-bit handle.
538 HWND WIN_Handle32( HWND16 hwnd16 )
541 HWND hwnd = (HWND)(ULONG_PTR)hwnd16;
543 if (hwnd16 <= 1 || hwnd16 == 0xffff) return hwnd;
544 /* do sign extension for -2 and -3 */
545 if (hwnd16 >= (HWND16)-3) return (HWND)(LONG_PTR)(INT16)hwnd16;
547 if (!(ptr = WIN_GetPtr( hwnd ))) return hwnd;
549 if (ptr == WND_DESKTOP)
551 if (LOWORD(hwnd) == LOWORD(GetDesktopWindow())) return GetDesktopWindow();
552 else return get_hwnd_message_parent();
555 if (ptr != WND_OTHER_PROCESS)
557 hwnd = ptr->obj.handle;
558 WIN_ReleasePtr( ptr );
560 else /* may belong to another process */
562 SERVER_START_REQ( get_window_info )
564 req->handle = wine_server_user_handle( hwnd );
565 if (!wine_server_call_err( req )) hwnd = wine_server_ptr_handle( reply->full_handle );
573 /***********************************************************************
576 * Change the owner of a window.
578 HWND WIN_SetOwner( HWND hwnd, HWND owner )
580 WND *win = WIN_GetPtr( hwnd );
583 if (!win || win == WND_DESKTOP) return 0;
584 if (win == WND_OTHER_PROCESS)
586 if (IsWindow(hwnd)) ERR( "cannot set owner %p on other process window %p\n", owner, hwnd );
589 SERVER_START_REQ( set_window_owner )
591 req->handle = wine_server_user_handle( hwnd );
592 req->owner = wine_server_user_handle( owner );
593 if (!wine_server_call( req ))
595 win->owner = wine_server_ptr_handle( reply->full_owner );
596 ret = wine_server_ptr_handle( reply->prev_owner );
600 WIN_ReleasePtr( win );
605 /***********************************************************************
608 * Change the style of a window.
610 ULONG WIN_SetStyle( HWND hwnd, ULONG set_bits, ULONG clear_bits )
614 WND *win = WIN_GetPtr( hwnd );
616 if (!win || win == WND_DESKTOP) return 0;
617 if (win == WND_OTHER_PROCESS)
620 ERR( "cannot set style %x/%x on other process window %p\n",
621 set_bits, clear_bits, hwnd );
624 style.styleOld = win->dwStyle;
625 style.styleNew = (win->dwStyle | set_bits) & ~clear_bits;
626 if (style.styleNew == style.styleOld)
628 WIN_ReleasePtr( win );
629 return style.styleNew;
631 SERVER_START_REQ( set_window_info )
633 req->handle = wine_server_user_handle( hwnd );
634 req->flags = SET_WIN_STYLE;
635 req->style = style.styleNew;
636 req->extra_offset = -1;
637 if ((ok = !wine_server_call( req )))
639 style.styleOld = reply->old_style;
640 win->dwStyle = style.styleNew;
644 WIN_ReleasePtr( win );
647 USER_Driver->pSetWindowStyle( hwnd, GWL_STYLE, &style );
648 if ((style.styleOld ^ style.styleNew) & WS_VISIBLE) invalidate_dce( hwnd, NULL );
650 return style.styleOld;
654 /***********************************************************************
657 * Get the window and client rectangles.
659 BOOL WIN_GetRectangles( HWND hwnd, RECT *rectWindow, RECT *rectClient )
661 WND *win = WIN_GetPtr( hwnd );
666 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
669 if (win == WND_DESKTOP)
672 rect.left = rect.top = 0;
673 if (hwnd == get_hwnd_message_parent())
680 rect.right = GetSystemMetrics(SM_CXSCREEN);
681 rect.bottom = GetSystemMetrics(SM_CYSCREEN);
683 if (rectWindow) *rectWindow = rect;
684 if (rectClient) *rectClient = rect;
686 else if (win == WND_OTHER_PROCESS)
688 SERVER_START_REQ( get_window_rectangles )
690 req->handle = wine_server_user_handle( hwnd );
691 if ((ret = !wine_server_call_err( req )))
695 rectWindow->left = reply->window.left;
696 rectWindow->top = reply->window.top;
697 rectWindow->right = reply->window.right;
698 rectWindow->bottom = reply->window.bottom;
702 rectClient->left = reply->client.left;
703 rectClient->top = reply->client.top;
704 rectClient->right = reply->client.right;
705 rectClient->bottom = reply->client.bottom;
713 if (rectWindow) *rectWindow = win->rectWindow;
714 if (rectClient) *rectClient = win->rectClient;
715 WIN_ReleasePtr( win );
721 /***********************************************************************
724 * Destroy storage associated to a window. "Internals" p.358
726 LRESULT WIN_DestroyWindow( HWND hwnd )
730 HMENU menu = 0, sys_menu;
733 TRACE("%p\n", hwnd );
735 /* free child windows */
736 if ((list = WIN_ListChildren( hwnd )))
739 for (i = 0; list[i]; i++)
741 if (WIN_IsCurrentThread( list[i] )) WIN_DestroyWindow( list[i] );
742 else SendMessageW( list[i], WM_WINE_DESTROYWINDOW, 0, 0 );
744 HeapFree( GetProcessHeap(), 0, list );
747 /* Unlink now so we won't bother with the children later on */
748 SERVER_START_REQ( set_parent )
750 req->handle = wine_server_user_handle( hwnd );
752 wine_server_call( req );
757 * Send the WM_NCDESTROY to the window being destroyed.
759 SendMessageW( hwnd, WM_NCDESTROY, 0, 0 );
761 /* FIXME: do we need to fake QS_MOUSEMOVE wakebit? */
763 /* free resources associated with the window */
765 if (!(wndPtr = WIN_GetPtr( hwnd )) || wndPtr == WND_OTHER_PROCESS) return 0;
766 if ((wndPtr->dwStyle & (WS_CHILD | WS_POPUP)) != WS_CHILD)
767 menu = (HMENU)wndPtr->wIDmenu;
768 sys_menu = wndPtr->hSysMenu;
769 free_dce( wndPtr->dce, hwnd );
771 icon_title = wndPtr->icon_title;
772 WIN_ReleasePtr( wndPtr );
774 if (icon_title) DestroyWindow( icon_title );
775 if (menu) DestroyMenu( menu );
776 if (sys_menu) DestroyMenu( sys_menu );
778 USER_Driver->pDestroyWindow( hwnd );
780 free_window_handle( hwnd );
785 /***********************************************************************
786 * destroy_thread_window
788 * Destroy a window upon exit of its thread.
790 static void destroy_thread_window( HWND hwnd )
794 HMENU menu = 0, sys_menu = 0;
797 /* free child windows */
799 if ((list = WIN_ListChildren( hwnd )))
802 for (i = 0; list[i]; i++)
804 if (WIN_IsCurrentThread( list[i] )) destroy_thread_window( list[i] );
805 else SendMessageW( list[i], WM_WINE_DESTROYWINDOW, 0, 0 );
807 HeapFree( GetProcessHeap(), 0, list );
810 /* destroy the client-side storage */
812 index = USER_HANDLE_TO_INDEX(hwnd);
813 if (index >= NB_USER_HANDLES) return;
815 if ((wndPtr = user_handles[index]))
817 if ((wndPtr->dwStyle & (WS_CHILD | WS_POPUP)) != WS_CHILD) menu = (HMENU)wndPtr->wIDmenu;
818 sys_menu = wndPtr->hSysMenu;
819 free_dce( wndPtr->dce, hwnd );
820 user_handles[index] = NULL;
824 HeapFree( GetProcessHeap(), 0, wndPtr );
825 if (menu) DestroyMenu( menu );
826 if (sys_menu) DestroyMenu( sys_menu );
830 /***********************************************************************
831 * destroy_thread_child_windows
833 * Destroy child windows upon exit of its thread.
835 static void destroy_thread_child_windows( HWND hwnd )
840 if (WIN_IsCurrentThread( hwnd ))
842 destroy_thread_window( hwnd );
844 else if ((list = WIN_ListChildren( hwnd )))
846 for (i = 0; list[i]; i++) destroy_thread_child_windows( list[i] );
847 HeapFree( GetProcessHeap(), 0, list );
852 /***********************************************************************
853 * WIN_DestroyThreadWindows
855 * Destroy all children of 'wnd' owned by the current thread.
857 void WIN_DestroyThreadWindows( HWND hwnd )
862 if (!(list = WIN_ListChildren( hwnd ))) return;
864 /* reset owners of top-level windows */
865 for (i = 0; list[i]; i++)
867 if (!WIN_IsCurrentThread( list[i] ))
869 HWND owner = GetWindow( list[i], GW_OWNER );
870 if (owner && WIN_IsCurrentThread( owner )) WIN_SetOwner( list[i], 0 );
874 for (i = 0; list[i]; i++) destroy_thread_child_windows( list[i] );
875 HeapFree( GetProcessHeap(), 0, list );
879 /***********************************************************************
882 * Fix the coordinates - Helper for WIN_CreateWindowEx.
883 * returns default show mode in sw.
885 static void WIN_FixCoordinates( CREATESTRUCTA *cs, INT *sw)
887 #define IS_DEFAULT(x) ((x) == CW_USEDEFAULT || (x) == CW_USEDEFAULT16)
890 if (cs->dwExStyle & WS_EX_MDICHILD)
894 MDI_CalcDefaultChildPos(cs->hwndParent, -1, pos, 0, &id);
895 if (!(cs->style & WS_POPUP)) cs->hMenu = ULongToHandle(id);
897 TRACE("MDI child id %04x\n", id);
900 if (cs->style & (WS_CHILD | WS_POPUP))
902 if (cs->dwExStyle & WS_EX_MDICHILD)
904 if (IS_DEFAULT(cs->x))
909 if (IS_DEFAULT(cs->cx) || !cs->cx) cs->cx = pos[1].x;
910 if (IS_DEFAULT(cs->cy) || !cs->cy) cs->cy = pos[1].y;
914 if (IS_DEFAULT(cs->x)) cs->x = cs->y = 0;
915 if (IS_DEFAULT(cs->cx)) cs->cx = cs->cy = 0;
918 else /* overlapped window */
921 MONITORINFO mon_info;
924 if (!IS_DEFAULT(cs->x) && !IS_DEFAULT(cs->cx) && !IS_DEFAULT(cs->cy)) return;
926 monitor = MonitorFromWindow( cs->hwndParent, MONITOR_DEFAULTTOPRIMARY );
927 mon_info.cbSize = sizeof(mon_info);
928 GetMonitorInfoW( monitor, &mon_info );
929 GetStartupInfoW( &info );
931 if (IS_DEFAULT(cs->x))
933 if (!IS_DEFAULT(cs->y)) *sw = cs->y;
934 cs->x = (info.dwFlags & STARTF_USEPOSITION) ? info.dwX : mon_info.rcWork.left;
935 cs->y = (info.dwFlags & STARTF_USEPOSITION) ? info.dwY : mon_info.rcWork.top;
938 if (IS_DEFAULT(cs->cx))
940 if (info.dwFlags & STARTF_USESIZE)
942 cs->cx = info.dwXSize;
943 cs->cy = info.dwYSize;
947 cs->cx = (mon_info.rcWork.right - mon_info.rcWork.left) * 3 / 4 - cs->x;
948 cs->cy = (mon_info.rcWork.bottom - mon_info.rcWork.top) * 3 / 4 - cs->y;
951 /* neither x nor cx are default. Check the y values .
952 * In the trace we see Outlook and Outlook Express using
953 * cy set to CW_USEDEFAULT when opening the address book.
955 else if (IS_DEFAULT(cs->cy))
957 FIXME("Strange use of CW_USEDEFAULT in nHeight\n");
958 cs->cy = (mon_info.rcWork.bottom - mon_info.rcWork.top) * 3 / 4 - cs->y;
964 /***********************************************************************
967 static void dump_window_styles( DWORD style, DWORD exstyle )
970 if(style & WS_POPUP) TRACE(" WS_POPUP");
971 if(style & WS_CHILD) TRACE(" WS_CHILD");
972 if(style & WS_MINIMIZE) TRACE(" WS_MINIMIZE");
973 if(style & WS_VISIBLE) TRACE(" WS_VISIBLE");
974 if(style & WS_DISABLED) TRACE(" WS_DISABLED");
975 if(style & WS_CLIPSIBLINGS) TRACE(" WS_CLIPSIBLINGS");
976 if(style & WS_CLIPCHILDREN) TRACE(" WS_CLIPCHILDREN");
977 if(style & WS_MAXIMIZE) TRACE(" WS_MAXIMIZE");
978 if((style & WS_CAPTION) == WS_CAPTION) TRACE(" WS_CAPTION");
981 if(style & WS_BORDER) TRACE(" WS_BORDER");
982 if(style & WS_DLGFRAME) TRACE(" WS_DLGFRAME");
984 if(style & WS_VSCROLL) TRACE(" WS_VSCROLL");
985 if(style & WS_HSCROLL) TRACE(" WS_HSCROLL");
986 if(style & WS_SYSMENU) TRACE(" WS_SYSMENU");
987 if(style & WS_THICKFRAME) TRACE(" WS_THICKFRAME");
988 if (style & WS_CHILD)
990 if(style & WS_GROUP) TRACE(" WS_GROUP");
991 if(style & WS_TABSTOP) TRACE(" WS_TABSTOP");
995 if(style & WS_MINIMIZEBOX) TRACE(" WS_MINIMIZEBOX");
996 if(style & WS_MAXIMIZEBOX) TRACE(" WS_MAXIMIZEBOX");
999 /* FIXME: Add dumping of BS_/ES_/SBS_/LBS_/CBS_/DS_/etc. styles */
1000 #define DUMPED_STYLES \
1020 if(style & ~DUMPED_STYLES) TRACE(" %08lx", style & ~DUMPED_STYLES);
1022 #undef DUMPED_STYLES
1024 TRACE( "exstyle:" );
1025 if(exstyle & WS_EX_DLGMODALFRAME) TRACE(" WS_EX_DLGMODALFRAME");
1026 if(exstyle & WS_EX_DRAGDETECT) TRACE(" WS_EX_DRAGDETECT");
1027 if(exstyle & WS_EX_NOPARENTNOTIFY) TRACE(" WS_EX_NOPARENTNOTIFY");
1028 if(exstyle & WS_EX_TOPMOST) TRACE(" WS_EX_TOPMOST");
1029 if(exstyle & WS_EX_ACCEPTFILES) TRACE(" WS_EX_ACCEPTFILES");
1030 if(exstyle & WS_EX_TRANSPARENT) TRACE(" WS_EX_TRANSPARENT");
1031 if(exstyle & WS_EX_MDICHILD) TRACE(" WS_EX_MDICHILD");
1032 if(exstyle & WS_EX_TOOLWINDOW) TRACE(" WS_EX_TOOLWINDOW");
1033 if(exstyle & WS_EX_WINDOWEDGE) TRACE(" WS_EX_WINDOWEDGE");
1034 if(exstyle & WS_EX_CLIENTEDGE) TRACE(" WS_EX_CLIENTEDGE");
1035 if(exstyle & WS_EX_CONTEXTHELP) TRACE(" WS_EX_CONTEXTHELP");
1036 if(exstyle & WS_EX_RIGHT) TRACE(" WS_EX_RIGHT");
1037 if(exstyle & WS_EX_RTLREADING) TRACE(" WS_EX_RTLREADING");
1038 if(exstyle & WS_EX_LEFTSCROLLBAR) TRACE(" WS_EX_LEFTSCROLLBAR");
1039 if(exstyle & WS_EX_CONTROLPARENT) TRACE(" WS_EX_CONTROLPARENT");
1040 if(exstyle & WS_EX_STATICEDGE) TRACE(" WS_EX_STATICEDGE");
1041 if(exstyle & WS_EX_APPWINDOW) TRACE(" WS_EX_APPWINDOW");
1042 if(exstyle & WS_EX_LAYERED) TRACE(" WS_EX_LAYERED");
1044 #define DUMPED_EX_STYLES \
1045 (WS_EX_DLGMODALFRAME | \
1046 WS_EX_DRAGDETECT | \
1047 WS_EX_NOPARENTNOTIFY | \
1049 WS_EX_ACCEPTFILES | \
1050 WS_EX_TRANSPARENT | \
1052 WS_EX_TOOLWINDOW | \
1053 WS_EX_WINDOWEDGE | \
1054 WS_EX_CLIENTEDGE | \
1055 WS_EX_CONTEXTHELP | \
1057 WS_EX_RTLREADING | \
1058 WS_EX_LEFTSCROLLBAR | \
1059 WS_EX_CONTROLPARENT | \
1060 WS_EX_STATICEDGE | \
1064 if(exstyle & ~DUMPED_EX_STYLES) TRACE(" %08lx", exstyle & ~DUMPED_EX_STYLES);
1066 #undef DUMPED_EX_STYLES
1070 /***********************************************************************
1071 * WIN_CreateWindowEx
1073 * Implementation of CreateWindowEx().
1075 static HWND WIN_CreateWindowEx( CREATESTRUCTA *cs, LPCWSTR className, UINT flags )
1077 INT cx, cy, style, sw = SW_SHOW;
1081 HWND hwnd, parent, owner, top_child = 0;
1082 BOOL unicode = (flags & WIN_ISUNICODE) != 0;
1083 MDICREATESTRUCTA mdi_cs;
1084 CBT_CREATEWNDA cbtc;
1087 TRACE("%s %s ex=%08x style=%08x %d,%d %dx%d parent=%p menu=%p inst=%p params=%p\n",
1088 unicode ? debugstr_w((LPCWSTR)cs->lpszName) : debugstr_a(cs->lpszName),
1089 debugstr_w(className),
1090 cs->dwExStyle, cs->style, cs->x, cs->y, cs->cx, cs->cy,
1091 cs->hwndParent, cs->hMenu, cs->hInstance, cs->lpCreateParams );
1092 if(TRACE_ON(win)) dump_window_styles( cs->style, cs->dwExStyle );
1094 /* Fix the styles for MDI children */
1095 if (cs->dwExStyle & WS_EX_MDICHILD)
1099 wndPtr = WIN_GetPtr(cs->hwndParent);
1100 if (wndPtr && wndPtr != WND_OTHER_PROCESS && wndPtr != WND_DESKTOP)
1102 flags = wndPtr->flags;
1103 WIN_ReleasePtr(wndPtr);
1106 if (!(flags & WIN_ISMDICLIENT))
1108 WARN("WS_EX_MDICHILD, but parent %p is not MDIClient\n", cs->hwndParent);
1112 /* cs->lpCreateParams of WM_[NC]CREATE is different for MDI children.
1113 * MDICREATESTRUCT members have the originally passed values.
1115 * Note: we rely on the fact that MDICREATESTRUCTA and MDICREATESTRUCTW
1116 * have the same layout.
1118 mdi_cs.szClass = cs->lpszClass;
1119 mdi_cs.szTitle = cs->lpszName;
1120 mdi_cs.hOwner = cs->hInstance;
1125 mdi_cs.style = cs->style;
1126 mdi_cs.lParam = (LPARAM)cs->lpCreateParams;
1128 cs->lpCreateParams = &mdi_cs;
1130 if (GetWindowLongW(cs->hwndParent, GWL_STYLE) & MDIS_ALLCHILDSTYLES)
1132 if (cs->style & WS_POPUP)
1134 TRACE("WS_POPUP with MDIS_ALLCHILDSTYLES is not allowed\n");
1137 cs->style |= WS_CHILD | WS_CLIPSIBLINGS;
1141 cs->style &= ~WS_POPUP;
1142 cs->style |= WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS | WS_CAPTION |
1143 WS_SYSMENU | WS_THICKFRAME | WS_MINIMIZEBOX | WS_MAXIMIZEBOX;
1146 top_child = GetWindow(cs->hwndParent, GW_CHILD);
1150 /* Restore current maximized child */
1151 if((cs->style & WS_VISIBLE) && IsZoomed(top_child))
1153 TRACE("Restoring current maximized child %p\n", top_child);
1154 SendMessageW( top_child, WM_SETREDRAW, FALSE, 0 );
1155 ShowWindow( top_child, SW_SHOWNORMAL );
1156 SendMessageW( top_child, WM_SETREDRAW, TRUE, 0 );
1161 /* Find the parent window */
1163 parent = cs->hwndParent;
1166 if (cs->hwndParent == HWND_MESSAGE)
1168 cs->hwndParent = parent = get_hwnd_message_parent();
1170 else if (cs->hwndParent)
1172 if ((cs->style & (WS_CHILD|WS_POPUP)) != WS_CHILD)
1174 parent = GetDesktopWindow();
1175 owner = cs->hwndParent;
1180 static const WCHAR messageW[] = {'M','e','s','s','a','g','e',0};
1182 if ((cs->style & (WS_CHILD|WS_POPUP)) == WS_CHILD)
1184 WARN("No parent for child window\n" );
1185 SetLastError(ERROR_TLW_WITH_WSCHILD);
1186 return 0; /* WS_CHILD needs a parent, but WS_POPUP doesn't */
1188 /* are we creating the desktop or HWND_MESSAGE parent itself? */
1189 if (className != (LPCWSTR)DESKTOP_CLASS_ATOM &&
1190 (IS_INTRESOURCE(className) || strcmpiW( className, messageW )))
1191 parent = GetDesktopWindow();
1194 WIN_FixCoordinates(cs, &sw); /* fix default coordinates */
1196 if ((cs->dwExStyle & WS_EX_DLGMODALFRAME) ||
1197 ((!(cs->dwExStyle & WS_EX_STATICEDGE)) &&
1198 (cs->style & (WS_DLGFRAME | WS_THICKFRAME))))
1199 cs->dwExStyle |= WS_EX_WINDOWEDGE;
1201 cs->dwExStyle &= ~WS_EX_WINDOWEDGE;
1203 /* Create the window structure */
1205 if (!(wndPtr = create_window_handle( parent, owner, className, cs->hInstance, unicode )))
1207 hwnd = wndPtr->obj.handle;
1209 /* Fill the window structure */
1211 wndPtr->tid = GetCurrentThreadId();
1212 wndPtr->hInstance = cs->hInstance;
1213 wndPtr->text = NULL;
1214 wndPtr->dwStyle = cs->style & ~WS_VISIBLE;
1215 wndPtr->dwExStyle = cs->dwExStyle;
1216 wndPtr->wIDmenu = 0;
1217 wndPtr->helpContext = 0;
1218 wndPtr->pScroll = NULL;
1219 wndPtr->userdata = 0;
1221 wndPtr->hIconSmall = 0;
1222 wndPtr->hSysMenu = 0;
1223 wndPtr->flags |= (flags & WIN_ISWIN32);
1225 wndPtr->min_pos.x = wndPtr->min_pos.y = -1;
1226 wndPtr->max_pos.x = wndPtr->max_pos.y = -1;
1228 if (wndPtr->dwStyle & WS_SYSMENU) SetSystemMenu( hwnd, 0 );
1231 * Correct the window styles.
1233 * It affects only the style loaded into the WIN structure.
1236 if ((wndPtr->dwStyle & (WS_CHILD | WS_POPUP)) != WS_CHILD)
1238 wndPtr->dwStyle |= WS_CLIPSIBLINGS;
1239 if (!(wndPtr->dwStyle & WS_POPUP))
1240 wndPtr->dwStyle |= WS_CAPTION;
1244 * WS_EX_WINDOWEDGE appears to be enforced based on the other styles, so
1245 * why does the user get to set it?
1248 if ((wndPtr->dwExStyle & WS_EX_DLGMODALFRAME) ||
1249 (wndPtr->dwStyle & (WS_DLGFRAME | WS_THICKFRAME)))
1250 wndPtr->dwExStyle |= WS_EX_WINDOWEDGE;
1252 wndPtr->dwExStyle &= ~WS_EX_WINDOWEDGE;
1254 if (!(wndPtr->dwStyle & (WS_CHILD | WS_POPUP)))
1255 wndPtr->flags |= WIN_NEED_SIZE;
1257 SERVER_START_REQ( set_window_info )
1259 req->handle = wine_server_user_handle( hwnd );
1260 req->flags = SET_WIN_STYLE | SET_WIN_EXSTYLE | SET_WIN_INSTANCE | SET_WIN_UNICODE;
1261 req->style = wndPtr->dwStyle;
1262 req->ex_style = wndPtr->dwExStyle;
1263 req->instance = wine_server_client_ptr( wndPtr->hInstance );
1264 req->is_unicode = (wndPtr->flags & WIN_ISUNICODE) != 0;
1265 req->extra_offset = -1;
1266 wine_server_call( req );
1270 /* Set the window menu */
1272 if ((wndPtr->dwStyle & (WS_CHILD | WS_POPUP)) != WS_CHILD)
1276 if (!MENU_SetMenu(hwnd, cs->hMenu))
1278 WIN_ReleasePtr( wndPtr );
1279 free_window_handle( hwnd );
1285 LPCSTR menuName = (LPCSTR)GetClassLongPtrA( hwnd, GCLP_MENUNAME );
1288 if (!cs->hInstance || HIWORD(cs->hInstance))
1289 cs->hMenu = LoadMenuA(cs->hInstance,menuName);
1291 cs->hMenu = HMENU_32(LoadMenu16(HINSTANCE_16(cs->hInstance),menuName));
1293 if (cs->hMenu) MENU_SetMenu( hwnd, cs->hMenu );
1297 else SetWindowLongPtrW( hwnd, GWLP_ID, (ULONG_PTR)cs->hMenu );
1299 /* call the WH_CBT hook */
1301 /* the window style passed to the hook must be the real window style,
1302 * rather than just the window style that the caller to CreateWindowEx
1303 * passed in, so we have to copy the original CREATESTRUCT and get the
1304 * the real style. */
1306 cbcs.style = wndPtr->dwStyle;
1308 cbtc.hwndInsertAfter = HWND_TOP;
1309 WIN_ReleasePtr( wndPtr );
1310 if (HOOK_CallHooks( WH_CBT, HCBT_CREATEWND, (WPARAM)hwnd, (LPARAM)&cbtc, unicode )) goto failed;
1312 /* send the WM_GETMINMAXINFO message and fix the size if needed */
1316 if ((cs->style & WS_THICKFRAME) || !(cs->style & (WS_POPUP | WS_CHILD)))
1318 POINT maxSize, maxPos, minTrack, maxTrack;
1319 WINPOS_GetMinMaxInfo( hwnd, &maxSize, &maxPos, &minTrack, &maxTrack);
1320 if (maxTrack.x < cx) cx = maxTrack.x;
1321 if (maxTrack.y < cy) cy = maxTrack.y;
1322 if (minTrack.x > cx) cx = minTrack.x;
1323 if (minTrack.y > cy) cy = minTrack.y;
1328 SetRect( &rect, cs->x, cs->y, cs->x + cx, cs->y + cy );
1329 /* check for wraparound */
1330 if (cs->x + cx < cs->x) rect.right = 0x7fffffff;
1331 if (cs->y + cy < cs->y) rect.bottom = 0x7fffffff;
1332 if (!set_window_pos( hwnd, 0, SWP_NOZORDER | SWP_NOACTIVATE, &rect, &rect, NULL )) goto failed;
1334 /* send WM_NCCREATE */
1336 TRACE( "hwnd %p cs %d,%d %dx%d\n", hwnd, cs->x, cs->y, cx, cy );
1338 result = SendMessageW( hwnd, WM_NCCREATE, 0, (LPARAM)cs );
1340 result = SendMessageA( hwnd, WM_NCCREATE, 0, (LPARAM)cs );
1343 WARN( "%p: aborted by WM_NCCREATE\n", hwnd );
1347 /* send WM_NCCALCSIZE */
1349 if ((wndPtr = WIN_GetPtr(hwnd)))
1351 /* yes, even if the CBT hook was called with HWND_TOP */
1353 HWND insert_after = (wndPtr->dwStyle & WS_CHILD) ? HWND_BOTTOM : HWND_TOP;
1354 RECT window_rect = wndPtr->rectWindow;
1355 RECT client_rect = window_rect;
1356 WIN_ReleasePtr( wndPtr );
1358 /* the rectangle is in screen coords for WM_NCCALCSIZE when wparam is FALSE */
1360 MapWindowPoints( parent, 0, &pt, 1 );
1361 OffsetRect( &client_rect, pt.x, pt.y );
1362 SendMessageW( hwnd, WM_NCCALCSIZE, FALSE, (LPARAM)&client_rect );
1363 OffsetRect( &client_rect, -pt.x, -pt.y );
1364 set_window_pos( hwnd, insert_after, SWP_NOACTIVATE, &window_rect, &client_rect, NULL );
1368 /* send WM_CREATE */
1371 result = SendMessageW( hwnd, WM_CREATE, 0, (LPARAM)cs );
1373 result = SendMessageA( hwnd, WM_CREATE, 0, (LPARAM)cs );
1374 if (result == -1) goto failed;
1376 /* call the driver */
1378 if (!USER_Driver->pCreateWindow( hwnd )) goto failed;
1380 NotifyWinEvent(EVENT_OBJECT_CREATE, hwnd, OBJID_WINDOW, 0);
1382 /* send the size messages */
1384 if (!(wndPtr = WIN_GetPtr( hwnd )) ||
1385 wndPtr == WND_OTHER_PROCESS || wndPtr == WND_DESKTOP) return 0;
1386 if (!(wndPtr->flags & WIN_NEED_SIZE))
1388 rect = wndPtr->rectClient;
1389 WIN_ReleasePtr( wndPtr );
1390 SendMessageW( hwnd, WM_SIZE, SIZE_RESTORED,
1391 MAKELONG(rect.right-rect.left, rect.bottom-rect.top));
1392 SendMessageW( hwnd, WM_MOVE, 0, MAKELONG( rect.left, rect.top ) );
1394 else WIN_ReleasePtr( wndPtr );
1396 /* Show the window, maximizing or minimizing if needed */
1398 style = WIN_SetStyle( hwnd, 0, WS_MAXIMIZE | WS_MINIMIZE );
1399 if (style & (WS_MINIMIZE | WS_MAXIMIZE))
1402 UINT swFlag = (style & WS_MINIMIZE) ? SW_MINIMIZE : SW_MAXIMIZE;
1404 swFlag = WINPOS_MinMaximize( hwnd, swFlag, &newPos );
1405 swFlag |= SWP_FRAMECHANGED; /* Frame always gets changed */
1406 if (!(style & WS_VISIBLE) || (style & WS_CHILD) || GetActiveWindow()) swFlag |= SWP_NOACTIVATE;
1407 SetWindowPos( hwnd, 0, newPos.left, newPos.top, newPos.right - newPos.left,
1408 newPos.bottom - newPos.top, swFlag );
1411 /* Notify the parent window only */
1413 send_parent_notify( hwnd, WM_CREATE );
1414 if (!IsWindow( hwnd )) return 0;
1416 if (cs->style & WS_VISIBLE)
1418 if (cs->style & WS_MAXIMIZE)
1420 else if (cs->style & WS_MINIMIZE)
1421 sw = SW_SHOWMINIMIZED;
1423 ShowWindow( hwnd, sw );
1424 if (cs->dwExStyle & WS_EX_MDICHILD)
1426 SendMessageW(cs->hwndParent, WM_MDIREFRESHMENU, 0, 0);
1427 /* ShowWindow won't activate child windows */
1428 SetWindowPos( hwnd, HWND_TOP, 0, 0, 0, 0, SWP_SHOWWINDOW | SWP_NOMOVE | SWP_NOSIZE );
1432 /* Call WH_SHELL hook */
1434 if (!(GetWindowLongW( hwnd, GWL_STYLE ) & WS_CHILD) && !GetWindow( hwnd, GW_OWNER ))
1435 HOOK_CallHooks( WH_SHELL, HSHELL_WINDOWCREATED, (WPARAM)hwnd, 0, TRUE );
1437 TRACE("created window %p\n", hwnd);
1441 WIN_DestroyWindow( hwnd );
1446 /***********************************************************************
1447 * CreateWindow (USER.41)
1449 HWND16 WINAPI CreateWindow16( LPCSTR className, LPCSTR windowName,
1450 DWORD style, INT16 x, INT16 y, INT16 width,
1451 INT16 height, HWND16 parent, HMENU16 menu,
1452 HINSTANCE16 instance, LPVOID data )
1454 return CreateWindowEx16( 0, className, windowName, style,
1455 x, y, width, height, parent, menu, instance, data );
1459 /***********************************************************************
1460 * CreateWindowEx (USER.452)
1462 HWND16 WINAPI CreateWindowEx16( DWORD exStyle, LPCSTR className,
1463 LPCSTR windowName, DWORD style, INT16 x,
1464 INT16 y, INT16 width, INT16 height,
1465 HWND16 parent, HMENU16 menu,
1466 HINSTANCE16 instance, LPVOID data )
1471 /* Fix the coordinates */
1473 cs.x = (x == CW_USEDEFAULT16) ? CW_USEDEFAULT : (INT)x;
1474 cs.y = (y == CW_USEDEFAULT16) ? CW_USEDEFAULT : (INT)y;
1475 cs.cx = (width == CW_USEDEFAULT16) ? CW_USEDEFAULT : (INT)width;
1476 cs.cy = (height == CW_USEDEFAULT16) ? CW_USEDEFAULT : (INT)height;
1478 /* Create the window */
1480 cs.lpCreateParams = data;
1481 cs.hInstance = HINSTANCE_32(instance);
1482 cs.hMenu = HMENU_32(menu);
1483 cs.hwndParent = WIN_Handle32( parent );
1485 cs.lpszName = windowName;
1486 cs.lpszClass = className;
1487 cs.dwExStyle = exStyle;
1489 if (!IS_INTRESOURCE(className))
1493 if (!MultiByteToWideChar( CP_ACP, 0, className, -1, bufferW, sizeof(bufferW)/sizeof(WCHAR) ))
1495 return HWND_16( WIN_CreateWindowEx( &cs, bufferW, 0 ));
1499 if (!GlobalGetAtomNameA( LOWORD(className), buffer, sizeof(buffer) ))
1501 ERR( "bad atom %x\n", LOWORD(className));
1504 cs.lpszClass = buffer;
1505 return HWND_16( WIN_CreateWindowEx( &cs, (LPCWSTR)className, 0 ));
1510 /***********************************************************************
1511 * CreateWindowExA (USER32.@)
1513 HWND WINAPI CreateWindowExA( DWORD exStyle, LPCSTR className,
1514 LPCSTR windowName, DWORD style, INT x,
1515 INT y, INT width, INT height,
1516 HWND parent, HMENU menu,
1517 HINSTANCE instance, LPVOID data )
1521 cs.lpCreateParams = data;
1522 cs.hInstance = instance;
1524 cs.hwndParent = parent;
1530 cs.lpszName = windowName;
1531 cs.lpszClass = className;
1532 cs.dwExStyle = exStyle;
1534 if (!IS_INTRESOURCE(className))
1537 if (!MultiByteToWideChar( CP_ACP, 0, className, -1, bufferW, sizeof(bufferW)/sizeof(WCHAR) ))
1539 return WIN_CreateWindowEx( &cs, bufferW, WIN_ISWIN32 );
1541 return WIN_CreateWindowEx( &cs, (LPCWSTR)className, WIN_ISWIN32 );
1545 /***********************************************************************
1546 * CreateWindowExW (USER32.@)
1548 HWND WINAPI CreateWindowExW( DWORD exStyle, LPCWSTR className,
1549 LPCWSTR windowName, DWORD style, INT x,
1550 INT y, INT width, INT height,
1551 HWND parent, HMENU menu,
1552 HINSTANCE instance, LPVOID data )
1556 cs.lpCreateParams = data;
1557 cs.hInstance = instance;
1559 cs.hwndParent = parent;
1565 cs.lpszName = windowName;
1566 cs.lpszClass = className;
1567 cs.dwExStyle = exStyle;
1569 /* Note: we rely on the fact that CREATESTRUCTA and */
1570 /* CREATESTRUCTW have the same layout. */
1571 return WIN_CreateWindowEx( (CREATESTRUCTA *)&cs, className, WIN_ISWIN32 | WIN_ISUNICODE );
1575 /***********************************************************************
1576 * WIN_SendDestroyMsg
1578 static void WIN_SendDestroyMsg( HWND hwnd )
1582 if (GetGUIThreadInfo( GetCurrentThreadId(), &info ))
1584 if (hwnd == info.hwndCaret) DestroyCaret();
1585 if (hwnd == info.hwndActive) WINPOS_ActivateOtherWindow( hwnd );
1589 * Send the WM_DESTROY to the window.
1591 SendMessageW( hwnd, WM_DESTROY, 0, 0);
1594 * This WM_DESTROY message can trigger re-entrant calls to DestroyWindow
1595 * make sure that the window still exists when we come back.
1602 if (!(pWndArray = WIN_ListChildren( hwnd ))) return;
1604 for (i = 0; pWndArray[i]; i++)
1606 if (IsWindow( pWndArray[i] )) WIN_SendDestroyMsg( pWndArray[i] );
1608 HeapFree( GetProcessHeap(), 0, pWndArray );
1611 WARN("\tdestroyed itself while in WM_DESTROY!\n");
1615 /***********************************************************************
1616 * DestroyWindow (USER32.@)
1618 BOOL WINAPI DestroyWindow( HWND hwnd )
1622 if (!(hwnd = WIN_IsCurrentThread( hwnd )) || is_desktop_window( hwnd ))
1624 SetLastError( ERROR_ACCESS_DENIED );
1628 TRACE("(%p)\n", hwnd);
1632 if (HOOK_CallHooks( WH_CBT, HCBT_DESTROYWND, (WPARAM)hwnd, 0, TRUE )) return FALSE;
1634 if (MENU_IsMenuActive() == hwnd)
1637 is_child = (GetWindowLongW( hwnd, GWL_STYLE ) & WS_CHILD) != 0;
1641 if (!USER_IsExitingThread( GetCurrentThreadId() ))
1642 send_parent_notify( hwnd, WM_DESTROY );
1644 else if (!GetWindow( hwnd, GW_OWNER ))
1646 HOOK_CallHooks( WH_SHELL, HSHELL_WINDOWDESTROYED, (WPARAM)hwnd, 0L, TRUE );
1647 /* FIXME: clean up palette - see "Internals" p.352 */
1650 if (!IsWindow(hwnd)) return TRUE;
1652 /* Hide the window */
1653 if (GetWindowLongW( hwnd, GWL_STYLE ) & WS_VISIBLE)
1655 /* Only child windows receive WM_SHOWWINDOW in DestroyWindow() */
1657 ShowWindow( hwnd, SW_HIDE );
1659 SetWindowPos( hwnd, 0, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE |
1660 SWP_NOZORDER | SWP_NOACTIVATE | SWP_HIDEWINDOW );
1663 if (!IsWindow(hwnd)) return TRUE;
1665 /* Recursively destroy owned windows */
1672 HWND *list = WIN_ListChildren( GetDesktopWindow() );
1675 for (i = 0; list[i]; i++)
1677 if (GetWindow( list[i], GW_OWNER ) != hwnd) continue;
1678 if (WIN_IsCurrentThread( list[i] ))
1680 DestroyWindow( list[i] );
1684 WIN_SetOwner( list[i], 0 );
1686 HeapFree( GetProcessHeap(), 0, list );
1688 if (!got_one) break;
1692 /* Send destroy messages */
1694 WIN_SendDestroyMsg( hwnd );
1695 if (!IsWindow( hwnd )) return TRUE;
1697 if (GetClipboardOwner() == hwnd)
1698 CLIPBOARD_ReleaseOwner();
1700 /* Destroy the window storage */
1702 WIN_DestroyWindow( hwnd );
1707 /***********************************************************************
1708 * CloseWindow (USER32.@)
1710 BOOL WINAPI CloseWindow( HWND hwnd )
1712 if (GetWindowLongW( hwnd, GWL_STYLE ) & WS_CHILD) return FALSE;
1713 ShowWindow( hwnd, SW_MINIMIZE );
1718 /***********************************************************************
1719 * OpenIcon (USER32.@)
1721 BOOL WINAPI OpenIcon( HWND hwnd )
1723 if (!IsIconic( hwnd )) return FALSE;
1724 ShowWindow( hwnd, SW_SHOWNORMAL );
1729 /***********************************************************************
1730 * FindWindowExW (USER32.@)
1732 HWND WINAPI FindWindowExW( HWND parent, HWND child, LPCWSTR className, LPCWSTR title )
1737 WCHAR *buffer = NULL;
1739 if (!parent && child) parent = GetDesktopWindow();
1740 else if (parent == HWND_MESSAGE) parent = get_hwnd_message_parent();
1744 len = strlenW(title) + 1; /* one extra char to check for chars beyond the end */
1745 if (!(buffer = HeapAlloc( GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR) ))) return 0;
1748 if (!(list = list_window_children( 0, parent, className, 0 ))) goto done;
1752 child = WIN_GetFullHandle( child );
1753 while (list[i] && list[i] != child) i++;
1754 if (!list[i]) goto done;
1755 i++; /* start from next window */
1762 if (GetWindowTextW( list[i], buffer, len + 1 ) && !strcmpiW( buffer, title )) break;
1769 HeapFree( GetProcessHeap(), 0, list );
1770 HeapFree( GetProcessHeap(), 0, buffer );
1776 /***********************************************************************
1777 * FindWindowA (USER32.@)
1779 HWND WINAPI FindWindowA( LPCSTR className, LPCSTR title )
1781 HWND ret = FindWindowExA( 0, 0, className, title );
1782 if (!ret) SetLastError (ERROR_CANNOT_FIND_WND_CLASS);
1787 /***********************************************************************
1788 * FindWindowExA (USER32.@)
1790 HWND WINAPI FindWindowExA( HWND parent, HWND child, LPCSTR className, LPCSTR title )
1792 LPWSTR titleW = NULL;
1797 DWORD len = MultiByteToWideChar( CP_ACP, 0, title, -1, NULL, 0 );
1798 if (!(titleW = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) ))) return 0;
1799 MultiByteToWideChar( CP_ACP, 0, title, -1, titleW, len );
1802 if (!IS_INTRESOURCE(className))
1805 if (MultiByteToWideChar( CP_ACP, 0, className, -1, classW, sizeof(classW)/sizeof(WCHAR) ))
1806 hwnd = FindWindowExW( parent, child, classW, titleW );
1810 hwnd = FindWindowExW( parent, child, (LPCWSTR)className, titleW );
1813 HeapFree( GetProcessHeap(), 0, titleW );
1818 /***********************************************************************
1819 * FindWindowW (USER32.@)
1821 HWND WINAPI FindWindowW( LPCWSTR className, LPCWSTR title )
1823 return FindWindowExW( 0, 0, className, title );
1827 /**********************************************************************
1828 * GetDesktopWindow (USER32.@)
1830 HWND WINAPI GetDesktopWindow(void)
1832 struct user_thread_info *thread_info = get_user_thread_info();
1834 if (thread_info->top_window) return thread_info->top_window;
1836 SERVER_START_REQ( get_desktop_window )
1839 if (!wine_server_call( req ))
1841 thread_info->top_window = wine_server_ptr_handle( reply->top_window );
1842 thread_info->msg_window = wine_server_ptr_handle( reply->msg_window );
1847 if (!thread_info->top_window)
1849 USEROBJECTFLAGS flags;
1850 if (!GetUserObjectInformationW( GetProcessWindowStation(), UOI_FLAGS, &flags,
1851 sizeof(flags), NULL ) || (flags.dwFlags & WSF_VISIBLE))
1853 static const WCHAR command_line[] = {'\\','e','x','p','l','o','r','e','r','.','e','x','e',' ','/','d','e','s','k','t','o','p',0};
1855 PROCESS_INFORMATION pi;
1856 WCHAR systemdir[MAX_PATH];
1857 WCHAR cmdline[MAX_PATH + sizeof(command_line)/sizeof(WCHAR)];
1859 memset( &si, 0, sizeof(si) );
1861 si.dwFlags = STARTF_USESTDHANDLES;
1864 si.hStdError = GetStdHandle( STD_ERROR_HANDLE );
1866 GetSystemDirectoryW( systemdir, MAX_PATH );
1867 lstrcpyW( cmdline, systemdir );
1868 lstrcatW( cmdline, command_line );
1869 if (CreateProcessW( NULL, cmdline, NULL, NULL, FALSE, DETACHED_PROCESS,
1870 NULL, systemdir, &si, &pi ))
1872 TRACE( "started explorer pid %04x tid %04x\n", pi.dwProcessId, pi.dwThreadId );
1873 WaitForInputIdle( pi.hProcess, 10000 );
1874 CloseHandle( pi.hThread );
1875 CloseHandle( pi.hProcess );
1877 else WARN( "failed to start explorer, err %d\n", GetLastError() );
1879 else TRACE( "not starting explorer since winstation is not visible\n" );
1881 SERVER_START_REQ( get_desktop_window )
1884 if (!wine_server_call( req ))
1886 thread_info->top_window = wine_server_ptr_handle( reply->top_window );
1887 thread_info->msg_window = wine_server_ptr_handle( reply->msg_window );
1893 if (!thread_info->top_window || !USER_Driver->pCreateDesktopWindow( thread_info->top_window ))
1894 ERR( "failed to create desktop window\n" );
1896 return thread_info->top_window;
1900 /*******************************************************************
1901 * EnableWindow (USER32.@)
1903 BOOL WINAPI EnableWindow( HWND hwnd, BOOL enable )
1908 if (is_broadcast(hwnd))
1910 SetLastError( ERROR_INVALID_PARAMETER );
1914 if (!(full_handle = WIN_IsCurrentThread( hwnd )))
1915 return SendMessageW( hwnd, WM_WINE_ENABLEWINDOW, enable, 0 );
1919 TRACE("( %p, %d )\n", hwnd, enable);
1921 retvalue = !IsWindowEnabled( hwnd );
1923 if (enable && retvalue)
1925 WIN_SetStyle( hwnd, 0, WS_DISABLED );
1926 SendMessageW( hwnd, WM_ENABLE, TRUE, 0 );
1928 else if (!enable && !retvalue)
1932 SendMessageW( hwnd, WM_CANCELMODE, 0, 0);
1934 WIN_SetStyle( hwnd, WS_DISABLED, 0 );
1936 if (hwnd == GetFocus())
1937 SetFocus( 0 ); /* A disabled window can't have the focus */
1939 capture_wnd = GetCapture();
1940 if (hwnd == capture_wnd || IsChild(hwnd, capture_wnd))
1941 ReleaseCapture(); /* A disabled window can't capture the mouse */
1943 SendMessageW( hwnd, WM_ENABLE, FALSE, 0 );
1949 /***********************************************************************
1950 * IsWindowEnabled (USER32.@)
1952 BOOL WINAPI IsWindowEnabled(HWND hWnd)
1954 return !(GetWindowLongW( hWnd, GWL_STYLE ) & WS_DISABLED);
1958 /***********************************************************************
1959 * IsWindowUnicode (USER32.@)
1961 BOOL WINAPI IsWindowUnicode( HWND hwnd )
1964 BOOL retvalue = FALSE;
1966 if (!(wndPtr = WIN_GetPtr(hwnd))) return FALSE;
1968 if (wndPtr == WND_DESKTOP) return TRUE;
1970 if (wndPtr != WND_OTHER_PROCESS)
1972 retvalue = (wndPtr->flags & WIN_ISUNICODE) != 0;
1973 WIN_ReleasePtr( wndPtr );
1977 SERVER_START_REQ( get_window_info )
1979 req->handle = wine_server_user_handle( hwnd );
1980 if (!wine_server_call_err( req )) retvalue = reply->is_unicode;
1988 /**********************************************************************
1991 * Helper function for GetWindowLong().
1993 static LONG_PTR WIN_GetWindowLong( HWND hwnd, INT offset, UINT size, BOOL unicode )
1995 LONG_PTR retvalue = 0;
1998 if (offset == GWLP_HWNDPARENT)
2000 HWND parent = GetAncestor( hwnd, GA_PARENT );
2001 if (parent == GetDesktopWindow()) parent = GetWindow( hwnd, GW_OWNER );
2002 return (ULONG_PTR)parent;
2005 if (!(wndPtr = WIN_GetPtr( hwnd )))
2007 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
2011 if (wndPtr == WND_OTHER_PROCESS || wndPtr == WND_DESKTOP)
2013 if (offset == GWLP_WNDPROC)
2015 SetLastError( ERROR_ACCESS_DENIED );
2018 SERVER_START_REQ( set_window_info )
2020 req->handle = wine_server_user_handle( hwnd );
2021 req->flags = 0; /* don't set anything, just retrieve */
2022 req->extra_offset = (offset >= 0) ? offset : -1;
2023 req->extra_size = (offset >= 0) ? size : 0;
2024 if (!wine_server_call_err( req ))
2028 case GWL_STYLE: retvalue = reply->old_style; break;
2029 case GWL_EXSTYLE: retvalue = reply->old_ex_style; break;
2030 case GWLP_ID: retvalue = reply->old_id; break;
2031 case GWLP_HINSTANCE: retvalue = (ULONG_PTR)wine_server_get_ptr( reply->old_instance ); break;
2032 case GWLP_USERDATA: retvalue = reply->old_user_data; break;
2034 if (offset >= 0) retvalue = get_win_data( &reply->old_extra_value, size );
2035 else SetLastError( ERROR_INVALID_INDEX );
2044 /* now we have a valid wndPtr */
2048 if (offset > (int)(wndPtr->cbWndExtra - size))
2050 WARN("Invalid offset %d\n", offset );
2051 WIN_ReleasePtr( wndPtr );
2052 SetLastError( ERROR_INVALID_INDEX );
2055 retvalue = get_win_data( (char *)wndPtr->wExtra + offset, size );
2057 /* Special case for dialog window procedure */
2058 if ((offset == DWLP_DLGPROC) && (size == sizeof(LONG_PTR)) && (wndPtr->flags & WIN_ISDIALOG))
2059 retvalue = (LONG_PTR)WINPROC_GetProc( (WNDPROC)retvalue, unicode );
2060 WIN_ReleasePtr( wndPtr );
2066 case GWLP_USERDATA: retvalue = wndPtr->userdata; break;
2067 case GWL_STYLE: retvalue = wndPtr->dwStyle; break;
2068 case GWL_EXSTYLE: retvalue = wndPtr->dwExStyle; break;
2069 case GWLP_ID: retvalue = wndPtr->wIDmenu; break;
2070 case GWLP_HINSTANCE: retvalue = (ULONG_PTR)wndPtr->hInstance; break;
2072 /* This looks like a hack only for the edit control (see tests). This makes these controls
2073 * more tolerant to A/W mismatches. The lack of W->A->W conversion for such a mismatch suggests
2074 * that the hack is in GetWindowLongPtr[AW], not in winprocs.
2076 if (wndPtr->winproc == EDIT_winproc_handle && (!unicode != !(wndPtr->flags & WIN_ISUNICODE)))
2077 retvalue = (ULONG_PTR)wndPtr->winproc;
2079 retvalue = (ULONG_PTR)WINPROC_GetProc( wndPtr->winproc, unicode );
2082 WARN("Unknown offset %d\n", offset );
2083 SetLastError( ERROR_INVALID_INDEX );
2086 WIN_ReleasePtr(wndPtr);
2091 /**********************************************************************
2094 * Helper function for SetWindowLong().
2096 * 0 is the failure code. However, in the case of failure SetLastError
2097 * must be set to distinguish between a 0 return value and a failure.
2099 LONG_PTR WIN_SetWindowLong( HWND hwnd, INT offset, UINT size, LONG_PTR newval, BOOL unicode )
2103 LONG_PTR retval = 0;
2106 TRACE( "%p %d %lx %c\n", hwnd, offset, newval, unicode ? 'W' : 'A' );
2108 if (is_broadcast(hwnd))
2110 SetLastError( ERROR_INVALID_PARAMETER );
2114 if (!(wndPtr = WIN_GetPtr( hwnd )))
2116 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
2119 if (wndPtr == WND_DESKTOP)
2121 /* can't change anything on the desktop window */
2122 SetLastError( ERROR_ACCESS_DENIED );
2125 if (wndPtr == WND_OTHER_PROCESS)
2127 if (offset == GWLP_WNDPROC)
2129 SetLastError( ERROR_ACCESS_DENIED );
2132 if (offset > 32767 || offset < -32767)
2134 SetLastError( ERROR_INVALID_INDEX );
2137 return SendMessageW( hwnd, WM_WINE_SETWINDOWLONG, MAKEWPARAM( offset, size ), newval );
2140 /* first some special cases */
2146 offset == GWL_STYLE ? wndPtr->dwStyle : wndPtr->dwExStyle;
2147 style.styleNew = newval;
2148 WIN_ReleasePtr( wndPtr );
2149 SendMessageW( hwnd, WM_STYLECHANGING, offset, (LPARAM)&style );
2150 if (!(wndPtr = WIN_GetPtr( hwnd )) || wndPtr == WND_OTHER_PROCESS) return 0;
2151 newval = style.styleNew;
2153 case GWLP_HWNDPARENT:
2154 if (wndPtr->parent == GetDesktopWindow())
2156 WIN_ReleasePtr( wndPtr );
2157 return (ULONG_PTR)WIN_SetOwner( hwnd, (HWND)newval );
2161 WIN_ReleasePtr( wndPtr );
2162 return (ULONG_PTR)SetParent( hwnd, (HWND)newval );
2167 UINT old_flags = wndPtr->flags;
2168 retval = WIN_GetWindowLong( hwnd, offset, size, unicode );
2169 if (unicode) proc = WINPROC_AllocProc( NULL, (WNDPROC)newval );
2170 else proc = WINPROC_AllocProc( (WNDPROC)newval, NULL );
2171 if (proc) wndPtr->winproc = proc;
2172 if (WINPROC_IsUnicode( proc, unicode )) wndPtr->flags |= WIN_ISUNICODE;
2173 else wndPtr->flags &= ~WIN_ISUNICODE;
2174 if (!((old_flags ^ wndPtr->flags) & WIN_ISUNICODE))
2176 WIN_ReleasePtr( wndPtr );
2179 /* update is_unicode flag on the server side */
2183 case GWLP_HINSTANCE:
2187 if ((wndPtr->cbWndExtra - sizeof(LONG_PTR) >= DWLP_DLGPROC) &&
2188 (size == sizeof(LONG_PTR)) && (wndPtr->flags & WIN_ISDIALOG))
2190 WNDPROC *ptr = (WNDPROC *)((char *)wndPtr->wExtra + DWLP_DLGPROC);
2191 retval = (ULONG_PTR)WINPROC_GetProc( *ptr, unicode );
2192 if (unicode) *ptr = WINPROC_AllocProc( NULL, (WNDPROC)newval );
2193 else *ptr = WINPROC_AllocProc( (WNDPROC)newval, NULL );
2194 WIN_ReleasePtr( wndPtr );
2199 if (offset < 0 || offset > (int)(wndPtr->cbWndExtra - size))
2201 WARN("Invalid offset %d\n", offset );
2202 WIN_ReleasePtr( wndPtr );
2203 SetLastError( ERROR_INVALID_INDEX );
2206 else if (get_win_data( (char *)wndPtr->wExtra + offset, size ) == newval)
2208 /* already set to the same value */
2209 WIN_ReleasePtr( wndPtr );
2215 SERVER_START_REQ( set_window_info )
2217 req->handle = wine_server_user_handle( hwnd );
2218 req->extra_offset = -1;
2222 req->flags = SET_WIN_STYLE;
2223 req->style = newval;
2226 req->flags = SET_WIN_EXSTYLE;
2227 /* WS_EX_TOPMOST can only be changed through SetWindowPos */
2228 newval = (newval & ~WS_EX_TOPMOST) | (wndPtr->dwExStyle & WS_EX_TOPMOST);
2229 req->ex_style = newval;
2232 req->flags = SET_WIN_ID;
2235 case GWLP_HINSTANCE:
2236 req->flags = SET_WIN_INSTANCE;
2237 req->instance = wine_server_client_ptr( (void *)newval );
2240 req->flags = SET_WIN_UNICODE;
2241 req->is_unicode = (wndPtr->flags & WIN_ISUNICODE) != 0;
2244 req->flags = SET_WIN_USERDATA;
2245 req->user_data = newval;
2248 req->flags = SET_WIN_EXTRA;
2249 req->extra_offset = offset;
2250 req->extra_size = size;
2251 set_win_data( &req->extra_value, newval, size );
2253 if ((ok = !wine_server_call_err( req )))
2258 wndPtr->dwStyle = newval;
2259 retval = reply->old_style;
2262 wndPtr->dwExStyle = newval;
2263 retval = reply->old_ex_style;
2266 wndPtr->wIDmenu = newval;
2267 retval = reply->old_id;
2269 case GWLP_HINSTANCE:
2270 wndPtr->hInstance = (HINSTANCE)newval;
2271 retval = (ULONG_PTR)wine_server_get_ptr( reply->old_instance );
2276 wndPtr->userdata = newval;
2277 retval = reply->old_user_data;
2280 retval = get_win_data( (char *)wndPtr->wExtra + offset, size );
2281 set_win_data( (char *)wndPtr->wExtra + offset, newval, size );
2287 WIN_ReleasePtr( wndPtr );
2291 if (offset == GWL_STYLE || offset == GWL_EXSTYLE)
2293 USER_Driver->pSetWindowStyle( hwnd, offset, &style );
2294 SendMessageW( hwnd, WM_STYLECHANGED, offset, (LPARAM)&style );
2301 /**********************************************************************
2302 * GetWindowLong (USER.135)
2304 LONG WINAPI GetWindowLong16( HWND16 hwnd, INT16 offset )
2308 BOOL is_winproc = (offset == GWLP_WNDPROC);
2312 if (!(wndPtr = WIN_GetPtr( WIN_Handle32(hwnd) )))
2314 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
2317 if (wndPtr != WND_OTHER_PROCESS && wndPtr != WND_DESKTOP)
2319 if (offset > (int)(wndPtr->cbWndExtra - sizeof(LONG)))
2322 * Some programs try to access last element from 16 bit
2323 * code using illegal offset value. Hopefully this is
2324 * what those programs really expect.
2326 if (wndPtr->cbWndExtra >= 4 && offset == wndPtr->cbWndExtra - sizeof(WORD))
2328 INT offset2 = wndPtr->cbWndExtra - sizeof(LONG);
2329 ERR( "- replaced invalid offset %d with %d\n", offset, offset2 );
2334 WARN("Invalid offset %d\n", offset );
2335 WIN_ReleasePtr( wndPtr );
2336 SetLastError( ERROR_INVALID_INDEX );
2340 is_winproc = ((offset == DWLP_DLGPROC) && (wndPtr->flags & WIN_ISDIALOG));
2341 WIN_ReleasePtr( wndPtr );
2344 retvalue = GetWindowLongA( WIN_Handle32(hwnd), offset );
2345 if (is_winproc) retvalue = (LONG_PTR)WINPROC_GetProc16( (WNDPROC)retvalue, FALSE );
2350 /**********************************************************************
2351 * GetWindowWord (USER32.@)
2353 WORD WINAPI GetWindowWord( HWND hwnd, INT offset )
2358 case GWLP_HINSTANCE:
2359 case GWLP_HWNDPARENT:
2364 WARN("Invalid offset %d\n", offset );
2365 SetLastError( ERROR_INVALID_INDEX );
2370 return WIN_GetWindowLong( hwnd, offset, sizeof(WORD), FALSE );
2374 /**********************************************************************
2375 * GetWindowLongA (USER32.@)
2377 LONG WINAPI GetWindowLongA( HWND hwnd, INT offset )
2379 return WIN_GetWindowLong( hwnd, offset, sizeof(LONG), FALSE );
2383 /**********************************************************************
2384 * GetWindowLongW (USER32.@)
2386 LONG WINAPI GetWindowLongW( HWND hwnd, INT offset )
2388 return WIN_GetWindowLong( hwnd, offset, sizeof(LONG), TRUE );
2392 /**********************************************************************
2393 * SetWindowLong (USER.136)
2395 LONG WINAPI SetWindowLong16( HWND16 hwnd, INT16 offset, LONG newval )
2398 BOOL is_winproc = (offset == GWLP_WNDPROC);
2400 if (offset == DWLP_DLGPROC)
2402 if (!(wndPtr = WIN_GetPtr( WIN_Handle32(hwnd) )))
2404 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
2407 if (wndPtr != WND_OTHER_PROCESS && wndPtr != WND_DESKTOP)
2409 is_winproc = ((wndPtr->cbWndExtra - sizeof(LONG_PTR) >= DWLP_DLGPROC) &&
2410 (wndPtr->flags & WIN_ISDIALOG));
2411 WIN_ReleasePtr( wndPtr );
2417 WNDPROC new_proc = WINPROC_AllocProc16( (WNDPROC16)newval );
2418 WNDPROC old_proc = (WNDPROC)SetWindowLongPtrA( WIN_Handle32(hwnd), offset, (LONG_PTR)new_proc );
2419 return (LONG)WINPROC_GetProc16( old_proc, FALSE );
2421 else return SetWindowLongA( WIN_Handle32(hwnd), offset, newval );
2425 /**********************************************************************
2426 * SetWindowWord (USER32.@)
2428 WORD WINAPI SetWindowWord( HWND hwnd, INT offset, WORD newval )
2433 case GWLP_HINSTANCE:
2434 case GWLP_HWNDPARENT:
2439 WARN("Invalid offset %d\n", offset );
2440 SetLastError( ERROR_INVALID_INDEX );
2445 return WIN_SetWindowLong( hwnd, offset, sizeof(WORD), newval, FALSE );
2449 /**********************************************************************
2450 * SetWindowLongA (USER32.@)
2452 * See SetWindowLongW.
2454 LONG WINAPI SetWindowLongA( HWND hwnd, INT offset, LONG newval )
2456 return WIN_SetWindowLong( hwnd, offset, sizeof(LONG), newval, FALSE );
2460 /**********************************************************************
2461 * SetWindowLongW (USER32.@) Set window attribute
2463 * SetWindowLong() alters one of a window's attributes or sets a 32-bit (long)
2464 * value in a window's extra memory.
2466 * The _hwnd_ parameter specifies the window. is the handle to a
2467 * window that has extra memory. The _newval_ parameter contains the
2468 * new attribute or extra memory value. If positive, the _offset_
2469 * parameter is the byte-addressed location in the window's extra
2470 * memory to set. If negative, _offset_ specifies the window
2471 * attribute to set, and should be one of the following values:
2473 * GWL_EXSTYLE The window's extended window style
2475 * GWL_STYLE The window's window style.
2477 * GWLP_WNDPROC Pointer to the window's window procedure.
2479 * GWLP_HINSTANCE The window's pplication instance handle.
2481 * GWLP_ID The window's identifier.
2483 * GWLP_USERDATA The window's user-specified data.
2485 * If the window is a dialog box, the _offset_ parameter can be one of
2486 * the following values:
2488 * DWLP_DLGPROC The address of the window's dialog box procedure.
2490 * DWLP_MSGRESULT The return value of a message
2491 * that the dialog box procedure processed.
2493 * DWLP_USER Application specific information.
2497 * If successful, returns the previous value located at _offset_. Otherwise,
2502 * Extra memory for a window class is specified by a nonzero cbWndExtra
2503 * parameter of the WNDCLASS structure passed to RegisterClass() at the
2504 * time of class creation.
2506 * Using GWL_WNDPROC to set a new window procedure effectively creates
2507 * a window subclass. Use CallWindowProc() in the new windows procedure
2508 * to pass messages to the superclass's window procedure.
2510 * The user data is reserved for use by the application which created
2513 * Do not use GWL_STYLE to change the window's WS_DISABLED style;
2514 * instead, call the EnableWindow() function to change the window's
2517 * Do not use GWL_HWNDPARENT to reset the window's parent, use
2518 * SetParent() instead.
2521 * When offset is GWL_STYLE and the calling app's ver is 4.0,
2522 * it sends WM_STYLECHANGING before changing the settings
2523 * and WM_STYLECHANGED afterwards.
2524 * App ver 4.0 can't use SetWindowLong to change WS_EX_TOPMOST.
2526 LONG WINAPI SetWindowLongW(
2527 HWND hwnd, /* [in] window to alter */
2528 INT offset, /* [in] offset, in bytes, of location to alter */
2529 LONG newval /* [in] new value of location */
2531 return WIN_SetWindowLong( hwnd, offset, sizeof(LONG), newval, TRUE );
2535 /*******************************************************************
2536 * GetWindowTextA (USER32.@)
2538 INT WINAPI GetWindowTextA( HWND hwnd, LPSTR lpString, INT nMaxCount )
2542 if (!lpString) return 0;
2544 if (WIN_IsCurrentProcess( hwnd ))
2545 return (INT)SendMessageA( hwnd, WM_GETTEXT, nMaxCount, (LPARAM)lpString );
2547 /* when window belongs to other process, don't send a message */
2548 if (nMaxCount <= 0) return 0;
2549 if (!(buffer = HeapAlloc( GetProcessHeap(), 0, nMaxCount * sizeof(WCHAR) ))) return 0;
2550 get_server_window_text( hwnd, buffer, nMaxCount );
2551 if (!WideCharToMultiByte( CP_ACP, 0, buffer, -1, lpString, nMaxCount, NULL, NULL ))
2552 lpString[nMaxCount-1] = 0;
2553 HeapFree( GetProcessHeap(), 0, buffer );
2554 return strlen(lpString);
2558 /*******************************************************************
2559 * InternalGetWindowText (USER32.@)
2561 INT WINAPI InternalGetWindowText(HWND hwnd,LPWSTR lpString,INT nMaxCount )
2565 if (nMaxCount <= 0) return 0;
2566 if (!(win = WIN_GetPtr( hwnd ))) return 0;
2567 if (win == WND_DESKTOP) lpString[0] = 0;
2568 else if (win != WND_OTHER_PROCESS)
2570 if (win->text) lstrcpynW( lpString, win->text, nMaxCount );
2571 else lpString[0] = 0;
2572 WIN_ReleasePtr( win );
2576 get_server_window_text( hwnd, lpString, nMaxCount );
2578 return strlenW(lpString);
2582 /*******************************************************************
2583 * GetWindowTextW (USER32.@)
2585 INT WINAPI GetWindowTextW( HWND hwnd, LPWSTR lpString, INT nMaxCount )
2587 if (!lpString) return 0;
2589 if (WIN_IsCurrentProcess( hwnd ))
2590 return (INT)SendMessageW( hwnd, WM_GETTEXT, nMaxCount, (LPARAM)lpString );
2592 /* when window belongs to other process, don't send a message */
2593 if (nMaxCount <= 0) return 0;
2594 get_server_window_text( hwnd, lpString, nMaxCount );
2595 return strlenW(lpString);
2599 /*******************************************************************
2600 * SetWindowTextA (USER32.@)
2601 * SetWindowText (USER32.@)
2603 BOOL WINAPI SetWindowTextA( HWND hwnd, LPCSTR lpString )
2605 if (is_broadcast(hwnd))
2607 SetLastError( ERROR_INVALID_PARAMETER );
2610 if (!WIN_IsCurrentProcess( hwnd ))
2611 WARN( "setting text %s of other process window %p should not use SendMessage\n",
2612 debugstr_a(lpString), hwnd );
2613 return (BOOL)SendMessageA( hwnd, WM_SETTEXT, 0, (LPARAM)lpString );
2617 /*******************************************************************
2618 * SetWindowTextW (USER32.@)
2620 BOOL WINAPI SetWindowTextW( HWND hwnd, LPCWSTR lpString )
2622 if (is_broadcast(hwnd))
2624 SetLastError( ERROR_INVALID_PARAMETER );
2627 if (!WIN_IsCurrentProcess( hwnd ))
2628 WARN( "setting text %s of other process window %p should not use SendMessage\n",
2629 debugstr_w(lpString), hwnd );
2630 return (BOOL)SendMessageW( hwnd, WM_SETTEXT, 0, (LPARAM)lpString );
2634 /*******************************************************************
2635 * GetWindowTextLengthA (USER32.@)
2637 INT WINAPI GetWindowTextLengthA( HWND hwnd )
2639 return SendMessageA( hwnd, WM_GETTEXTLENGTH, 0, 0 );
2642 /*******************************************************************
2643 * GetWindowTextLengthW (USER32.@)
2645 INT WINAPI GetWindowTextLengthW( HWND hwnd )
2647 return SendMessageW( hwnd, WM_GETTEXTLENGTH, 0, 0 );
2651 /*******************************************************************
2652 * IsWindow (USER32.@)
2654 BOOL WINAPI IsWindow( HWND hwnd )
2659 if (!(ptr = WIN_GetPtr( hwnd ))) return FALSE;
2660 if (ptr == WND_DESKTOP) return TRUE;
2662 if (ptr != WND_OTHER_PROCESS)
2664 WIN_ReleasePtr( ptr );
2668 /* check other processes */
2669 SERVER_START_REQ( get_window_info )
2671 req->handle = wine_server_user_handle( hwnd );
2672 ret = !wine_server_call_err( req );
2679 /***********************************************************************
2680 * GetWindowThreadProcessId (USER32.@)
2682 DWORD WINAPI GetWindowThreadProcessId( HWND hwnd, LPDWORD process )
2687 if (!(ptr = WIN_GetPtr( hwnd )))
2689 SetLastError( ERROR_INVALID_WINDOW_HANDLE);
2693 if (ptr != WND_OTHER_PROCESS && ptr != WND_DESKTOP)
2695 /* got a valid window */
2697 if (process) *process = GetCurrentProcessId();
2698 WIN_ReleasePtr( ptr );
2702 /* check other processes */
2703 SERVER_START_REQ( get_window_info )
2705 req->handle = wine_server_user_handle( hwnd );
2706 if (!wine_server_call_err( req ))
2708 tid = (DWORD)reply->tid;
2709 if (process) *process = (DWORD)reply->pid;
2717 /*****************************************************************
2718 * GetParent (USER32.@)
2720 HWND WINAPI GetParent( HWND hwnd )
2725 if (!(wndPtr = WIN_GetPtr( hwnd )))
2727 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
2730 if (wndPtr == WND_DESKTOP) return 0;
2731 if (wndPtr == WND_OTHER_PROCESS)
2733 LONG style = GetWindowLongW( hwnd, GWL_STYLE );
2734 if (style & (WS_POPUP | WS_CHILD))
2736 SERVER_START_REQ( get_window_tree )
2738 req->handle = wine_server_user_handle( hwnd );
2739 if (!wine_server_call_err( req ))
2741 if (style & WS_POPUP) retvalue = wine_server_ptr_handle( reply->owner );
2742 else if (style & WS_CHILD) retvalue = wine_server_ptr_handle( reply->parent );
2750 if (wndPtr->dwStyle & WS_POPUP) retvalue = wndPtr->owner;
2751 else if (wndPtr->dwStyle & WS_CHILD) retvalue = wndPtr->parent;
2752 WIN_ReleasePtr( wndPtr );
2758 /*****************************************************************
2759 * GetAncestor (USER32.@)
2761 HWND WINAPI GetAncestor( HWND hwnd, UINT type )
2764 HWND *list, ret = 0;
2769 if (!(win = WIN_GetPtr( hwnd )))
2771 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
2774 if (win == WND_DESKTOP) return 0;
2775 if (win != WND_OTHER_PROCESS)
2778 WIN_ReleasePtr( win );
2780 else /* need to query the server */
2782 SERVER_START_REQ( get_window_tree )
2784 req->handle = wine_server_user_handle( hwnd );
2785 if (!wine_server_call_err( req )) ret = wine_server_ptr_handle( reply->parent );
2792 if (!(list = list_window_parents( hwnd ))) return 0;
2794 if (!list[0] || !list[1]) ret = WIN_GetFullHandle( hwnd ); /* top-level window */
2798 while (list[count]) count++;
2799 ret = list[count - 2]; /* get the one before the desktop */
2801 HeapFree( GetProcessHeap(), 0, list );
2805 if (is_desktop_window( hwnd )) return 0;
2806 ret = WIN_GetFullHandle( hwnd );
2809 HWND parent = GetParent( ret );
2819 /*****************************************************************
2820 * SetParent (USER32.@)
2822 HWND WINAPI SetParent( HWND hwnd, HWND parent )
2825 HWND old_parent = 0;
2830 if (is_broadcast(hwnd) || is_broadcast(parent))
2832 SetLastError(ERROR_INVALID_PARAMETER);
2836 if (!parent) parent = GetDesktopWindow();
2837 else if (parent == HWND_MESSAGE) parent = get_hwnd_message_parent();
2838 else parent = WIN_GetFullHandle( parent );
2840 if (!IsWindow( parent ))
2842 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
2846 /* Some applications try to set a child as a parent */
2847 if (IsChild(hwnd, parent))
2849 SetLastError( ERROR_INVALID_PARAMETER );
2853 if (!(full_handle = WIN_IsCurrentThread( hwnd )))
2854 return (HWND)SendMessageW( hwnd, WM_WINE_SETPARENT, (WPARAM)parent, 0 );
2856 /* Windows hides the window first, then shows it again
2857 * including the WM_SHOWWINDOW messages and all */
2858 was_visible = ShowWindow( hwnd, SW_HIDE );
2860 wndPtr = WIN_GetPtr( hwnd );
2861 if (!wndPtr || wndPtr == WND_OTHER_PROCESS || wndPtr == WND_DESKTOP) return 0;
2863 SERVER_START_REQ( set_parent )
2865 req->handle = wine_server_user_handle( hwnd );
2866 req->parent = wine_server_user_handle( parent );
2867 if ((ret = !wine_server_call( req )))
2869 old_parent = wine_server_ptr_handle( reply->old_parent );
2870 wndPtr->parent = parent = wine_server_ptr_handle( reply->full_parent );
2875 WIN_ReleasePtr( wndPtr );
2878 USER_Driver->pSetParent( full_handle, parent, old_parent );
2880 /* SetParent additionally needs to make hwnd the topmost window
2881 in the x-order and send the expected WM_WINDOWPOSCHANGING and
2882 WM_WINDOWPOSCHANGED notification messages.
2884 SetWindowPos( hwnd, HWND_TOP, 0, 0, 0, 0,
2885 SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE | (was_visible ? SWP_SHOWWINDOW : 0) );
2886 /* FIXME: a WM_MOVE is also generated (in the DefWindowProc handler
2887 * for WM_WINDOWPOSCHANGED) in Windows, should probably remove SWP_NOMOVE */
2893 /*******************************************************************
2894 * IsChild (USER32.@)
2896 BOOL WINAPI IsChild( HWND parent, HWND child )
2898 HWND *list = list_window_parents( child );
2902 if (!list) return FALSE;
2903 parent = WIN_GetFullHandle( parent );
2904 for (i = 0; list[i]; i++) if (list[i] == parent) break;
2905 ret = list[i] && list[i+1];
2906 HeapFree( GetProcessHeap(), 0, list );
2911 /***********************************************************************
2912 * IsWindowVisible (USER32.@)
2914 BOOL WINAPI IsWindowVisible( HWND hwnd )
2920 if (!(GetWindowLongW( hwnd, GWL_STYLE ) & WS_VISIBLE)) 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)) break;
2926 retval = !list[i+1] && (list[i] == GetDesktopWindow()); /* top message window isn't visible */
2928 HeapFree( GetProcessHeap(), 0, list );
2933 /***********************************************************************
2934 * WIN_IsWindowDrawable
2936 * hwnd is drawable when it is visible, all parents are not
2937 * minimized, and it is itself not minimized unless we are
2938 * trying to draw its default class icon.
2940 BOOL WIN_IsWindowDrawable( HWND hwnd, BOOL icon )
2945 LONG style = GetWindowLongW( hwnd, GWL_STYLE );
2947 if (!(style & WS_VISIBLE)) return FALSE;
2948 if ((style & WS_MINIMIZE) && icon && GetClassLongPtrW( hwnd, GCLP_HICON )) return FALSE;
2950 if (!(list = list_window_parents( hwnd ))) return TRUE;
2953 for (i = 0; list[i+1]; i++)
2954 if ((GetWindowLongW( list[i], GWL_STYLE ) & (WS_VISIBLE|WS_MINIMIZE)) != WS_VISIBLE)
2956 retval = !list[i+1] && (list[i] == GetDesktopWindow()); /* top message window isn't visible */
2958 HeapFree( GetProcessHeap(), 0, list );
2963 /*******************************************************************
2964 * GetTopWindow (USER32.@)
2966 HWND WINAPI GetTopWindow( HWND hwnd )
2968 if (!hwnd) hwnd = GetDesktopWindow();
2969 return GetWindow( hwnd, GW_CHILD );
2973 /*******************************************************************
2974 * GetWindow (USER32.@)
2976 HWND WINAPI GetWindow( HWND hwnd, UINT rel )
2980 if (rel == GW_OWNER) /* this one may be available locally */
2982 WND *wndPtr = WIN_GetPtr( hwnd );
2985 SetLastError( ERROR_INVALID_HANDLE );
2988 if (wndPtr == WND_DESKTOP) return 0;
2989 if (wndPtr != WND_OTHER_PROCESS)
2991 retval = wndPtr->owner;
2992 WIN_ReleasePtr( wndPtr );
2995 /* else fall through to server call */
2998 SERVER_START_REQ( get_window_tree )
3000 req->handle = wine_server_user_handle( hwnd );
3001 if (!wine_server_call_err( req ))
3006 retval = wine_server_ptr_handle( reply->first_sibling );
3009 retval = wine_server_ptr_handle( reply->last_sibling );
3012 retval = wine_server_ptr_handle( reply->next_sibling );
3015 retval = wine_server_ptr_handle( reply->prev_sibling );
3018 retval = wine_server_ptr_handle( reply->owner );
3021 retval = wine_server_ptr_handle( reply->first_child );
3031 /*******************************************************************
3032 * ShowOwnedPopups (USER32.@)
3034 BOOL WINAPI ShowOwnedPopups( HWND owner, BOOL fShow )
3038 HWND *win_array = WIN_ListChildren( GetDesktopWindow() );
3040 if (!win_array) return TRUE;
3042 while (win_array[count]) count++;
3043 while (--count >= 0)
3045 if (GetWindow( win_array[count], GW_OWNER ) != owner) continue;
3046 if (!(pWnd = WIN_GetPtr( win_array[count] ))) continue;
3047 if (pWnd == WND_OTHER_PROCESS) continue;
3050 if (pWnd->flags & WIN_NEEDS_SHOW_OWNEDPOPUP)
3052 WIN_ReleasePtr( pWnd );
3053 /* In Windows, ShowOwnedPopups(TRUE) generates
3054 * WM_SHOWWINDOW messages with SW_PARENTOPENING,
3055 * regardless of the state of the owner
3057 SendMessageW(win_array[count], WM_SHOWWINDOW, SW_SHOWNORMAL, SW_PARENTOPENING);
3063 if (pWnd->dwStyle & WS_VISIBLE)
3065 WIN_ReleasePtr( pWnd );
3066 /* In Windows, ShowOwnedPopups(FALSE) generates
3067 * WM_SHOWWINDOW messages with SW_PARENTCLOSING,
3068 * regardless of the state of the owner
3070 SendMessageW(win_array[count], WM_SHOWWINDOW, SW_HIDE, SW_PARENTCLOSING);
3074 WIN_ReleasePtr( pWnd );
3076 HeapFree( GetProcessHeap(), 0, win_array );
3081 /*******************************************************************
3082 * GetLastActivePopup (USER32.@)
3084 HWND WINAPI GetLastActivePopup( HWND hwnd )
3088 SERVER_START_REQ( get_window_info )
3090 req->handle = wine_server_user_handle( hwnd );
3091 if (!wine_server_call_err( req )) retval = wine_server_ptr_handle( reply->last_active );
3098 /*******************************************************************
3101 * Build an array of the children of a given window. The array must be
3102 * freed with HeapFree. Returns NULL when no windows are found.
3104 HWND *WIN_ListChildren( HWND hwnd )
3108 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
3111 return list_window_children( 0, hwnd, NULL, 0 );
3115 /*******************************************************************
3116 * EnumWindows (USER32.@)
3118 BOOL WINAPI EnumWindows( WNDENUMPROC lpEnumFunc, LPARAM lParam )
3124 USER_CheckNotLock();
3126 /* We have to build a list of all windows first, to avoid */
3127 /* unpleasant side-effects, for instance if the callback */
3128 /* function changes the Z-order of the windows. */
3130 if (!(list = WIN_ListChildren( GetDesktopWindow() ))) return TRUE;
3132 /* Now call the callback function for every window */
3134 for (i = 0; list[i]; i++)
3136 /* Make sure that the window still exists */
3137 if (!IsWindow( list[i] )) continue;
3138 if (!(ret = lpEnumFunc( list[i], lParam ))) break;
3140 HeapFree( GetProcessHeap(), 0, list );
3145 /**********************************************************************
3146 * EnumThreadWindows (USER32.@)
3148 BOOL WINAPI EnumThreadWindows( DWORD id, WNDENUMPROC func, LPARAM lParam )
3153 USER_CheckNotLock();
3155 if (!(list = list_window_children( 0, GetDesktopWindow(), NULL, id ))) return TRUE;
3157 /* Now call the callback function for every window */
3159 for (i = 0; list[i]; i++)
3160 if (!func( list[i], lParam )) break;
3161 HeapFree( GetProcessHeap(), 0, list );
3166 /***********************************************************************
3167 * EnumDesktopWindows (USER32.@)
3169 BOOL WINAPI EnumDesktopWindows( HDESK desktop, WNDENUMPROC func, LPARAM lparam )
3174 USER_CheckNotLock();
3176 if (!(list = list_window_children( desktop, 0, NULL, 0 ))) return TRUE;
3178 for (i = 0; list[i]; i++)
3179 if (!func( list[i], lparam )) break;
3180 HeapFree( GetProcessHeap(), 0, list );
3185 /**********************************************************************
3186 * WIN_EnumChildWindows
3188 * Helper function for EnumChildWindows().
3190 static BOOL WIN_EnumChildWindows( HWND *list, WNDENUMPROC func, LPARAM lParam )
3195 for ( ; *list; list++)
3197 /* Make sure that the window still exists */
3198 if (!IsWindow( *list )) continue;
3199 /* Build children list first */
3200 childList = WIN_ListChildren( *list );
3202 ret = func( *list, lParam );
3206 if (ret) ret = WIN_EnumChildWindows( childList, func, lParam );
3207 HeapFree( GetProcessHeap(), 0, childList );
3209 if (!ret) return FALSE;
3215 /**********************************************************************
3216 * EnumChildWindows (USER32.@)
3218 BOOL WINAPI EnumChildWindows( HWND parent, WNDENUMPROC func, LPARAM lParam )
3223 USER_CheckNotLock();
3225 if (!(list = WIN_ListChildren( parent ))) return FALSE;
3226 ret = WIN_EnumChildWindows( list, func, lParam );
3227 HeapFree( GetProcessHeap(), 0, list );
3232 /*******************************************************************
3233 * AnyPopup (USER.52)
3235 BOOL16 WINAPI AnyPopup16(void)
3241 /*******************************************************************
3242 * AnyPopup (USER32.@)
3244 BOOL WINAPI AnyPopup(void)
3248 HWND *list = WIN_ListChildren( GetDesktopWindow() );
3250 if (!list) return FALSE;
3251 for (i = 0; list[i]; i++)
3253 if (IsWindowVisible( list[i] ) && GetWindow( list[i], GW_OWNER )) break;
3255 retvalue = (list[i] != 0);
3256 HeapFree( GetProcessHeap(), 0, list );
3261 /*******************************************************************
3262 * FlashWindow (USER32.@)
3264 BOOL WINAPI FlashWindow( HWND hWnd, BOOL bInvert )
3268 TRACE("%p\n", hWnd);
3270 if (IsIconic( hWnd ))
3272 RedrawWindow( hWnd, 0, 0, RDW_INVALIDATE | RDW_ERASE | RDW_UPDATENOW | RDW_FRAME );
3274 wndPtr = WIN_GetPtr(hWnd);
3275 if (!wndPtr || wndPtr == WND_OTHER_PROCESS || wndPtr == WND_DESKTOP) return FALSE;
3276 if (bInvert && !(wndPtr->flags & WIN_NCACTIVATED))
3278 wndPtr->flags |= WIN_NCACTIVATED;
3282 wndPtr->flags &= ~WIN_NCACTIVATED;
3284 WIN_ReleasePtr( wndPtr );
3291 wndPtr = WIN_GetPtr(hWnd);
3292 if (!wndPtr || wndPtr == WND_OTHER_PROCESS || wndPtr == WND_DESKTOP) return FALSE;
3293 hWnd = wndPtr->obj.handle; /* make it a full handle */
3295 if (bInvert) wparam = !(wndPtr->flags & WIN_NCACTIVATED);
3296 else wparam = (hWnd == GetForegroundWindow());
3298 WIN_ReleasePtr( wndPtr );
3299 SendMessageW( hWnd, WM_NCACTIVATE, wparam, 0 );
3304 /*******************************************************************
3305 * FlashWindowEx (USER32.@)
3307 BOOL WINAPI FlashWindowEx( PFLASHWINFO pfwi )
3309 FIXME("%p\n", pfwi);
3313 /*******************************************************************
3314 * GetWindowContextHelpId (USER32.@)
3316 DWORD WINAPI GetWindowContextHelpId( HWND hwnd )
3319 WND *wnd = WIN_GetPtr( hwnd );
3320 if (!wnd || wnd == WND_DESKTOP) return 0;
3321 if (wnd == WND_OTHER_PROCESS)
3323 if (IsWindow( hwnd )) FIXME( "not supported on other process window %p\n", hwnd );
3326 retval = wnd->helpContext;
3327 WIN_ReleasePtr( wnd );
3332 /*******************************************************************
3333 * SetWindowContextHelpId (USER32.@)
3335 BOOL WINAPI SetWindowContextHelpId( HWND hwnd, DWORD id )
3337 WND *wnd = WIN_GetPtr( hwnd );
3338 if (!wnd || wnd == WND_DESKTOP) return FALSE;
3339 if (wnd == WND_OTHER_PROCESS)
3341 if (IsWindow( hwnd )) FIXME( "not supported on other process window %p\n", hwnd );
3344 wnd->helpContext = id;
3345 WIN_ReleasePtr( wnd );
3350 /*******************************************************************
3351 * DragDetect (USER32.@)
3353 BOOL WINAPI DragDetect( HWND hWnd, POINT pt )
3357 WORD wDragWidth = GetSystemMetrics(SM_CXDRAG);
3358 WORD wDragHeight= GetSystemMetrics(SM_CYDRAG);
3360 rect.left = pt.x - wDragWidth;
3361 rect.right = pt.x + wDragWidth;
3363 rect.top = pt.y - wDragHeight;
3364 rect.bottom = pt.y + wDragHeight;
3370 while (PeekMessageW( &msg, 0, WM_MOUSEFIRST, WM_MOUSELAST, PM_REMOVE ))
3372 if( msg.message == WM_LBUTTONUP )
3377 if( msg.message == WM_MOUSEMOVE )
3380 tmp.x = (short)LOWORD(msg.lParam);
3381 tmp.y = (short)HIWORD(msg.lParam);
3382 if( !PtInRect( &rect, tmp ))
3394 /******************************************************************************
3395 * GetWindowModuleFileNameA (USER32.@)
3397 UINT WINAPI GetWindowModuleFileNameA( HWND hwnd, LPSTR module, UINT size )
3402 TRACE( "%p, %p, %u\n", hwnd, module, size );
3404 win = WIN_GetPtr( hwnd );
3405 if (!win || win == WND_OTHER_PROCESS || win == WND_DESKTOP)
3407 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
3410 hinst = win->hInstance;
3411 WIN_ReleasePtr( win );
3413 return GetModuleFileNameA( hinst, module, size );
3416 /******************************************************************************
3417 * GetWindowModuleFileNameW (USER32.@)
3419 UINT WINAPI GetWindowModuleFileNameW( HWND hwnd, LPWSTR module, UINT size )
3424 TRACE( "%p, %p, %u\n", hwnd, module, size );
3426 win = WIN_GetPtr( hwnd );
3427 if (!win || win == WND_OTHER_PROCESS || win == WND_DESKTOP)
3429 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
3432 hinst = win->hInstance;
3433 WIN_ReleasePtr( win );
3435 return GetModuleFileNameW( hinst, module, size );
3438 /******************************************************************************
3439 * GetWindowInfo (USER32.@)
3441 * Note: tests show that Windows doesn't check cbSize of the structure.
3443 BOOL WINAPI GetWindowInfo( HWND hwnd, PWINDOWINFO pwi)
3445 if (!pwi) return FALSE;
3446 if (!IsWindow(hwnd)) return FALSE;
3448 GetWindowRect(hwnd, &pwi->rcWindow);
3449 GetClientRect(hwnd, &pwi->rcClient);
3450 /* translate to screen coordinates */
3451 MapWindowPoints(hwnd, 0, (LPPOINT)&pwi->rcClient, 2);
3453 pwi->dwStyle = GetWindowLongW(hwnd, GWL_STYLE);
3454 pwi->dwExStyle = GetWindowLongW(hwnd, GWL_EXSTYLE);
3455 pwi->dwWindowStatus = ((GetActiveWindow() == hwnd) ? WS_ACTIVECAPTION : 0);
3457 pwi->cxWindowBorders = pwi->rcClient.left - pwi->rcWindow.left;
3458 pwi->cyWindowBorders = pwi->rcWindow.bottom - pwi->rcClient.bottom;
3460 pwi->atomWindowType = GetClassLongW( hwnd, GCW_ATOM );
3461 pwi->wCreatorVersion = 0x0400;
3466 /******************************************************************************
3467 * SwitchDesktop (USER32.@)
3469 * NOTES: Sets the current input or interactive desktop.
3471 BOOL WINAPI SwitchDesktop( HDESK hDesktop)
3473 FIXME("SwitchDesktop(hwnd %p) stub!\n", hDesktop);
3477 /*****************************************************************************
3478 * SetLayeredWindowAttributes (USER32.@)
3480 BOOL WINAPI SetLayeredWindowAttributes( HWND hwnd, COLORREF key, BYTE alpha, DWORD flags )
3484 TRACE("(%p,%08x,%d,%x): stub!\n", hwnd, key, alpha, flags);
3486 SERVER_START_REQ( set_window_layered_info )
3488 req->handle = wine_server_user_handle( hwnd );
3489 req->color_key = key;
3492 ret = !wine_server_call_err( req );
3496 if (ret) USER_Driver->pSetLayeredWindowAttributes( hwnd, key, alpha, flags );
3502 /*****************************************************************************
3503 * GetLayeredWindowAttributes (USER32.@)
3505 BOOL WINAPI GetLayeredWindowAttributes( HWND hwnd, COLORREF *key, BYTE *alpha, DWORD *flags )
3509 SERVER_START_REQ( get_window_layered_info )
3511 req->handle = wine_server_user_handle( hwnd );
3512 if ((ret = !wine_server_call_err( req )))
3514 if (key) *key = reply->color_key;
3515 if (alpha) *alpha = reply->alpha;
3516 if (flags) *flags = reply->flags;
3525 /*****************************************************************************
3526 * UpdateLayeredWindowIndirect (USER32.@)
3528 BOOL WINAPI UpdateLayeredWindowIndirect( HWND hwnd, const UPDATELAYEREDWINDOWINFO *info )
3532 if (!(info->dwFlags & ULW_EX_NORESIZE) && (info->pptDst || info->psize))
3534 int x = 0, y = 0, cx = 0, cy = 0;
3535 DWORD flags = SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE | SWP_NOREDRAW | SWP_NOSENDCHANGING;
3539 x = info->pptDst->x;
3540 y = info->pptDst->y;
3541 flags &= ~SWP_NOMOVE;
3545 cx = info->psize->cx;
3546 cy = info->psize->cy;
3547 flags &= ~SWP_NOSIZE;
3549 TRACE( "moving window %p pos %d,%d %dx%x\n", hwnd, x, y, cx, cy );
3550 SetWindowPos( hwnd, 0, x, y, cx, cy, flags );
3556 HDC hdc = GetDCEx( hwnd, 0, DCX_CACHE );
3562 GetClientRect( hwnd, &rect );
3565 x = info->pptSrc->x;
3566 y = info->pptSrc->y;
3568 /* FIXME: intersect rect with info->prcDirty */
3569 TRACE( "copying window %p pos %d,%d\n", hwnd, x, y );
3570 BitBlt( hdc, rect.left, rect.top, rect.right, rect.bottom,
3571 info->hdcSrc, rect.left + x, rect.top + y, SRCCOPY );
3572 ReleaseDC( hwnd, hdc );
3576 if (info->pblend && !(info->dwFlags & ULW_OPAQUE)) alpha = info->pblend->SourceConstantAlpha;
3577 TRACE( "setting window %p alpha %u\n", hwnd, alpha );
3578 USER_Driver->pSetLayeredWindowAttributes( hwnd, info->crKey, alpha,
3579 info->dwFlags & (LWA_ALPHA | LWA_COLORKEY) );
3584 /*****************************************************************************
3585 * UpdateLayeredWindow (USER32.@)
3587 BOOL WINAPI UpdateLayeredWindow( HWND hwnd, HDC hdcDst, POINT *pptDst, SIZE *psize,
3588 HDC hdcSrc, POINT *pptSrc, COLORREF crKey, BLENDFUNCTION *pblend,
3591 UPDATELAYEREDWINDOWINFO info;
3593 info.cbSize = sizeof(info);
3594 info.hdcDst = hdcDst;
3595 info.pptDst = pptDst;
3597 info.hdcSrc = hdcSrc;
3598 info.pptSrc = pptSrc;
3600 info.pblend = pblend;
3601 info.dwFlags = dwFlags;
3602 info.prcDirty = NULL;
3603 return UpdateLayeredWindowIndirect( hwnd, &info );
3606 /* 64bit versions */
3608 #ifdef GetWindowLongPtrW
3609 #undef GetWindowLongPtrW
3612 #ifdef GetWindowLongPtrA
3613 #undef GetWindowLongPtrA
3616 #ifdef SetWindowLongPtrW
3617 #undef SetWindowLongPtrW
3620 #ifdef SetWindowLongPtrA
3621 #undef SetWindowLongPtrA
3624 /*****************************************************************************
3625 * GetWindowLongPtrW (USER32.@)
3627 LONG_PTR WINAPI GetWindowLongPtrW( HWND hwnd, INT offset )
3629 return WIN_GetWindowLong( hwnd, offset, sizeof(LONG_PTR), TRUE );
3632 /*****************************************************************************
3633 * GetWindowLongPtrA (USER32.@)
3635 LONG_PTR WINAPI GetWindowLongPtrA( HWND hwnd, INT offset )
3637 return WIN_GetWindowLong( hwnd, offset, sizeof(LONG_PTR), FALSE );
3640 /*****************************************************************************
3641 * SetWindowLongPtrW (USER32.@)
3643 LONG_PTR WINAPI SetWindowLongPtrW( HWND hwnd, INT offset, LONG_PTR newval )
3645 return WIN_SetWindowLong( hwnd, offset, sizeof(LONG_PTR), newval, TRUE );
3648 /*****************************************************************************
3649 * SetWindowLongPtrA (USER32.@)
3651 LONG_PTR WINAPI SetWindowLongPtrA( HWND hwnd, INT offset, LONG_PTR newval )
3653 return WIN_SetWindowLong( hwnd, offset, sizeof(LONG_PTR), newval, FALSE );