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 /***********************************************************************
94 * create_window_handle
96 * Create a window handle with the server.
98 static WND *create_window_handle( HWND parent, HWND owner, LPCWSTR name,
99 HINSTANCE instance, BOOL unicode )
103 HWND handle = 0, full_parent = 0, full_owner = 0;
104 struct tagCLASS *class = NULL;
107 /* if 16-bit instance, map to module handle */
108 if (instance && !HIWORD(instance))
109 instance = HINSTANCE_32(GetExePtr(HINSTANCE_16(instance)));
111 SERVER_START_REQ( create_window )
113 req->parent = wine_server_user_handle( parent );
114 req->owner = wine_server_user_handle( owner );
115 req->instance = wine_server_client_ptr( instance );
116 if (!(req->atom = get_int_atom_value( name )) && name)
117 wine_server_add_data( req, name, strlenW(name)*sizeof(WCHAR) );
118 if (!wine_server_call_err( req ))
120 handle = wine_server_ptr_handle( reply->handle );
121 full_parent = wine_server_ptr_handle( reply->parent );
122 full_owner = wine_server_ptr_handle( reply->owner );
123 extra_bytes = reply->extra;
124 class = wine_server_get_ptr( reply->class_ptr );
131 WARN( "error %d creating window\n", GetLastError() );
135 if (!(win = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
136 sizeof(WND) + extra_bytes - sizeof(win->wExtra) )))
138 SERVER_START_REQ( destroy_window )
140 req->handle = wine_server_user_handle( handle );
141 wine_server_call( req );
144 SetLastError( ERROR_NOT_ENOUGH_MEMORY );
148 if (!parent) /* if parent is 0 we don't have a desktop window yet */
150 struct user_thread_info *thread_info = get_user_thread_info();
152 if (name == (LPCWSTR)DESKTOP_CLASS_ATOM)
154 if (!thread_info->top_window) thread_info->top_window = full_parent ? full_parent : handle;
155 else assert( full_parent == thread_info->top_window );
156 if (full_parent && !USER_Driver->pCreateDesktopWindow( thread_info->top_window ))
157 ERR( "failed to create desktop window\n" );
159 else /* HWND_MESSAGE parent */
161 if (!thread_info->msg_window && !full_parent) thread_info->msg_window = handle;
167 index = USER_HANDLE_TO_INDEX(handle);
168 assert( index < NB_USER_HANDLES );
169 user_handles[index] = win;
170 win->hwndSelf = handle;
171 win->parent = full_parent;
172 win->owner = full_owner;
174 win->winproc = get_class_winproc( class );
175 win->dwMagic = WND_MAGIC;
176 win->cbWndExtra = extra_bytes;
177 if (WINPROC_IsUnicode( win->winproc, unicode )) win->flags |= WIN_ISUNICODE;
182 /***********************************************************************
185 * Free a window handle.
187 static WND *free_window_handle( HWND hwnd )
190 WORD index = USER_HANDLE_TO_INDEX(hwnd);
192 if (index >= NB_USER_HANDLES) return NULL;
194 if ((ptr = user_handles[index]))
196 SERVER_START_REQ( destroy_window )
198 req->handle = wine_server_user_handle( hwnd );
199 if (!wine_server_call_err( req ))
201 user_handles[index] = NULL;
210 HeapFree( GetProcessHeap(), 0, ptr );
215 /*******************************************************************
216 * list_window_children
218 * Build an array of the children of a given window. The array must be
219 * freed with HeapFree. Returns NULL when no windows are found.
221 static HWND *list_window_children( HDESK desktop, HWND hwnd, LPCWSTR class, DWORD tid )
225 ATOM atom = get_int_atom_value( class );
227 /* empty class is not the same as NULL class */
228 if (!atom && class && !class[0]) return NULL;
234 if (!(list = HeapAlloc( GetProcessHeap(), 0, size * sizeof(HWND) ))) break;
236 SERVER_START_REQ( get_window_children )
238 req->desktop = wine_server_obj_handle( desktop );
239 req->parent = wine_server_user_handle( hwnd );
242 if (!atom && class) wine_server_add_data( req, class, strlenW(class)*sizeof(WCHAR) );
243 wine_server_set_reply( req, list, (size-1) * sizeof(user_handle_t) );
244 if (!wine_server_call( req )) count = reply->count;
247 if (count && count < size)
249 /* start from the end since HWND is potentially larger than user_handle_t */
250 for (i = count - 1; i >= 0; i--)
251 list[i] = wine_server_ptr_handle( ((user_handle_t *)list)[i] );
255 HeapFree( GetProcessHeap(), 0, list );
257 size = count + 1; /* restart with a large enough buffer */
263 /*******************************************************************
264 * list_window_parents
266 * Build an array of all parents of a given window, starting with
267 * the immediate parent. The array must be freed with HeapFree.
269 static HWND *list_window_parents( HWND hwnd )
273 int i, pos = 0, size = 16, count = 0;
275 if (!(list = HeapAlloc( GetProcessHeap(), 0, size * sizeof(HWND) ))) return NULL;
280 if (!(win = WIN_GetPtr( current ))) goto empty;
281 if (win == WND_OTHER_PROCESS) break; /* need to do it the hard way */
282 if (win == WND_DESKTOP)
284 if (!pos) goto empty;
288 list[pos] = current = win->parent;
289 WIN_ReleasePtr( win );
290 if (!current) return list;
291 if (++pos == size - 1)
293 /* need to grow the list */
294 HWND *new_list = HeapReAlloc( GetProcessHeap(), 0, list, (size+16) * sizeof(HWND) );
295 if (!new_list) goto empty;
301 /* at least one parent belongs to another process, have to query the server */
306 SERVER_START_REQ( get_window_parents )
308 req->handle = wine_server_user_handle( hwnd );
309 wine_server_set_reply( req, list, (size-1) * sizeof(user_handle_t) );
310 if (!wine_server_call( req )) count = reply->count;
313 if (!count) goto empty;
316 /* start from the end since HWND is potentially larger than user_handle_t */
317 for (i = count - 1; i >= 0; i--)
318 list[i] = wine_server_ptr_handle( ((user_handle_t *)list)[i] );
322 HeapFree( GetProcessHeap(), 0, list );
324 if (!(list = HeapAlloc( GetProcessHeap(), 0, size * sizeof(HWND) ))) return NULL;
328 HeapFree( GetProcessHeap(), 0, list );
333 /*******************************************************************
336 static void send_parent_notify( HWND hwnd, UINT msg )
338 if ((GetWindowLongW( hwnd, GWL_STYLE ) & (WS_CHILD | WS_POPUP)) == WS_CHILD &&
339 !(GetWindowLongW( hwnd, GWL_EXSTYLE ) & WS_EX_NOPARENTNOTIFY))
341 HWND parent = GetParent(hwnd);
342 if (parent && parent != GetDesktopWindow())
343 SendMessageW( parent, WM_PARENTNOTIFY,
344 MAKEWPARAM( msg, GetWindowLongPtrW( hwnd, GWLP_ID )), (LPARAM)hwnd );
349 /*******************************************************************
350 * get_server_window_text
352 * Retrieve the window text from the server.
354 static void get_server_window_text( HWND hwnd, LPWSTR text, INT count )
358 SERVER_START_REQ( get_window_text )
360 req->handle = wine_server_user_handle( hwnd );
361 wine_server_set_reply( req, text, (count - 1) * sizeof(WCHAR) );
362 if (!wine_server_call_err( req )) len = wine_server_reply_size(reply);
365 text[len / sizeof(WCHAR)] = 0;
369 /*******************************************************************
370 * get_hwnd_message_parent
372 * Return the parent for HWND_MESSAGE windows.
374 HWND get_hwnd_message_parent(void)
376 struct user_thread_info *thread_info = get_user_thread_info();
378 if (!thread_info->msg_window) GetDesktopWindow(); /* trigger creation */
379 return thread_info->msg_window;
383 /*******************************************************************
386 * Check if window is the desktop or the HWND_MESSAGE top parent.
388 BOOL is_desktop_window( HWND hwnd )
390 struct user_thread_info *thread_info = get_user_thread_info();
392 if (!hwnd) return FALSE;
393 if (hwnd == thread_info->top_window) return TRUE;
394 if (hwnd == thread_info->msg_window) return TRUE;
396 if (!HIWORD(hwnd) || HIWORD(hwnd) == 0xffff)
398 if (LOWORD(thread_info->top_window) == LOWORD(hwnd)) return TRUE;
399 if (LOWORD(thread_info->msg_window) == LOWORD(hwnd)) return TRUE;
405 /***********************************************************************
408 * Return a pointer to the WND structure if local to the process,
409 * or WND_OTHER_PROCESS if handle may be valid in other process.
410 * If ret value is a valid pointer, it must be released with WIN_ReleasePtr.
412 WND *WIN_GetPtr( HWND hwnd )
415 WORD index = USER_HANDLE_TO_INDEX(hwnd);
417 if (index >= NB_USER_HANDLES) return NULL;
420 if ((ptr = user_handles[index]))
422 if (ptr->dwMagic == WND_MAGIC &&
423 (hwnd == ptr->hwndSelf || !HIWORD(hwnd) || HIWORD(hwnd) == 0xffff))
427 else if (is_desktop_window( hwnd )) ptr = WND_DESKTOP;
428 else ptr = WND_OTHER_PROCESS;
434 /***********************************************************************
435 * WIN_IsCurrentProcess
437 * Check whether a given window belongs to the current process (and return the full handle).
439 HWND WIN_IsCurrentProcess( HWND hwnd )
444 if (!(ptr = WIN_GetPtr( hwnd )) || ptr == WND_OTHER_PROCESS || ptr == WND_DESKTOP) return 0;
446 WIN_ReleasePtr( ptr );
451 /***********************************************************************
452 * WIN_IsCurrentThread
454 * Check whether a given window belongs to the current thread (and return the full handle).
456 HWND WIN_IsCurrentThread( HWND hwnd )
461 if (!(ptr = WIN_GetPtr( hwnd )) || ptr == WND_OTHER_PROCESS || ptr == WND_DESKTOP) return 0;
462 if (ptr->tid == GetCurrentThreadId()) ret = ptr->hwndSelf;
463 WIN_ReleasePtr( ptr );
468 /***********************************************************************
471 * Convert a 16-bit window handle to a full 32-bit handle.
473 HWND WIN_Handle32( HWND16 hwnd16 )
476 HWND hwnd = (HWND)(ULONG_PTR)hwnd16;
478 if (hwnd16 <= 1 || hwnd16 == 0xffff) return hwnd;
479 /* do sign extension for -2 and -3 */
480 if (hwnd16 >= (HWND16)-3) return (HWND)(LONG_PTR)(INT16)hwnd16;
482 if (!(ptr = WIN_GetPtr( hwnd ))) return hwnd;
484 if (ptr == WND_DESKTOP)
486 if (LOWORD(hwnd) == LOWORD(GetDesktopWindow())) return GetDesktopWindow();
487 else return get_hwnd_message_parent();
490 if (ptr != WND_OTHER_PROCESS)
492 hwnd = ptr->hwndSelf;
493 WIN_ReleasePtr( ptr );
495 else /* may belong to another process */
497 SERVER_START_REQ( get_window_info )
499 req->handle = wine_server_user_handle( hwnd );
500 if (!wine_server_call_err( req )) hwnd = wine_server_ptr_handle( reply->full_handle );
508 /***********************************************************************
511 * Change the owner of a window.
513 HWND WIN_SetOwner( HWND hwnd, HWND owner )
515 WND *win = WIN_GetPtr( hwnd );
518 if (!win || win == WND_DESKTOP) return 0;
519 if (win == WND_OTHER_PROCESS)
521 if (IsWindow(hwnd)) ERR( "cannot set owner %p on other process window %p\n", owner, hwnd );
524 SERVER_START_REQ( set_window_owner )
526 req->handle = wine_server_user_handle( hwnd );
527 req->owner = wine_server_user_handle( owner );
528 if (!wine_server_call( req ))
530 win->owner = wine_server_ptr_handle( reply->full_owner );
531 ret = wine_server_ptr_handle( reply->prev_owner );
535 WIN_ReleasePtr( win );
540 /***********************************************************************
543 * Change the style of a window.
545 ULONG WIN_SetStyle( HWND hwnd, ULONG set_bits, ULONG clear_bits )
549 WND *win = WIN_GetPtr( hwnd );
551 if (!win || win == WND_DESKTOP) return 0;
552 if (win == WND_OTHER_PROCESS)
555 ERR( "cannot set style %x/%x on other process window %p\n",
556 set_bits, clear_bits, hwnd );
559 style.styleOld = win->dwStyle;
560 style.styleNew = (win->dwStyle | set_bits) & ~clear_bits;
561 if (style.styleNew == style.styleOld)
563 WIN_ReleasePtr( win );
564 return style.styleNew;
566 SERVER_START_REQ( set_window_info )
568 req->handle = wine_server_user_handle( hwnd );
569 req->flags = SET_WIN_STYLE;
570 req->style = style.styleNew;
571 req->extra_offset = -1;
572 if ((ok = !wine_server_call( req )))
574 style.styleOld = reply->old_style;
575 win->dwStyle = style.styleNew;
579 WIN_ReleasePtr( win );
582 USER_Driver->pSetWindowStyle( hwnd, GWL_STYLE, &style );
583 if ((style.styleOld ^ style.styleNew) & WS_VISIBLE) invalidate_dce( hwnd, NULL );
585 return style.styleOld;
589 /***********************************************************************
592 * Get the window and client rectangles.
594 BOOL WIN_GetRectangles( HWND hwnd, RECT *rectWindow, RECT *rectClient )
596 WND *win = WIN_GetPtr( hwnd );
599 if (!win) return FALSE;
600 if (win == WND_DESKTOP)
603 rect.left = rect.top = 0;
604 if (hwnd == get_hwnd_message_parent())
611 rect.right = GetSystemMetrics(SM_CXSCREEN);
612 rect.bottom = GetSystemMetrics(SM_CYSCREEN);
614 if (rectWindow) *rectWindow = rect;
615 if (rectClient) *rectClient = rect;
617 else if (win == WND_OTHER_PROCESS)
619 SERVER_START_REQ( get_window_rectangles )
621 req->handle = wine_server_user_handle( hwnd );
622 if ((ret = !wine_server_call( req )))
626 rectWindow->left = reply->window.left;
627 rectWindow->top = reply->window.top;
628 rectWindow->right = reply->window.right;
629 rectWindow->bottom = reply->window.bottom;
633 rectClient->left = reply->client.left;
634 rectClient->top = reply->client.top;
635 rectClient->right = reply->client.right;
636 rectClient->bottom = reply->client.bottom;
644 if (rectWindow) *rectWindow = win->rectWindow;
645 if (rectClient) *rectClient = win->rectClient;
646 WIN_ReleasePtr( win );
652 /***********************************************************************
655 * Destroy storage associated to a window. "Internals" p.358
657 LRESULT WIN_DestroyWindow( HWND hwnd )
661 HMENU menu = 0, sys_menu;
664 TRACE("%p\n", hwnd );
666 /* free child windows */
667 if ((list = WIN_ListChildren( hwnd )))
670 for (i = 0; list[i]; i++)
672 if (WIN_IsCurrentThread( list[i] )) WIN_DestroyWindow( list[i] );
673 else SendMessageW( list[i], WM_WINE_DESTROYWINDOW, 0, 0 );
675 HeapFree( GetProcessHeap(), 0, list );
678 /* Unlink now so we won't bother with the children later on */
679 SERVER_START_REQ( set_parent )
681 req->handle = wine_server_user_handle( hwnd );
683 wine_server_call( req );
688 * Send the WM_NCDESTROY to the window being destroyed.
690 SendMessageW( hwnd, WM_NCDESTROY, 0, 0 );
692 /* FIXME: do we need to fake QS_MOUSEMOVE wakebit? */
694 /* free resources associated with the window */
696 if (!(wndPtr = WIN_GetPtr( hwnd )) || wndPtr == WND_OTHER_PROCESS) return 0;
697 if ((wndPtr->dwStyle & (WS_CHILD | WS_POPUP)) != WS_CHILD)
698 menu = (HMENU)wndPtr->wIDmenu;
699 sys_menu = wndPtr->hSysMenu;
700 free_dce( wndPtr->dce, hwnd );
702 icon_title = wndPtr->icon_title;
703 WIN_ReleasePtr( wndPtr );
705 if (icon_title) DestroyWindow( icon_title );
706 if (menu) DestroyMenu( menu );
707 if (sys_menu) DestroyMenu( sys_menu );
709 USER_Driver->pDestroyWindow( hwnd );
711 free_window_handle( hwnd );
715 /***********************************************************************
716 * WIN_DestroyThreadWindows
718 * Destroy all children of 'wnd' owned by the current thread.
720 void WIN_DestroyThreadWindows( HWND hwnd )
725 if (!(list = WIN_ListChildren( hwnd ))) return;
726 for (i = 0; list[i]; i++)
728 if (WIN_IsCurrentThread( list[i] ))
729 DestroyWindow( list[i] );
731 WIN_DestroyThreadWindows( list[i] );
733 HeapFree( GetProcessHeap(), 0, list );
737 /***********************************************************************
740 * Fix the coordinates - Helper for WIN_CreateWindowEx.
741 * returns default show mode in sw.
743 static void WIN_FixCoordinates( CREATESTRUCTA *cs, INT *sw)
745 #define IS_DEFAULT(x) ((x) == CW_USEDEFAULT || (x) == CW_USEDEFAULT16)
748 if (cs->dwExStyle & WS_EX_MDICHILD)
752 MDI_CalcDefaultChildPos(cs->hwndParent, -1, pos, 0, &id);
753 if (!(cs->style & WS_POPUP)) cs->hMenu = ULongToHandle(id);
755 TRACE("MDI child id %04x\n", id);
758 if (cs->style & (WS_CHILD | WS_POPUP))
760 if (cs->dwExStyle & WS_EX_MDICHILD)
762 if (IS_DEFAULT(cs->x))
767 if (IS_DEFAULT(cs->cx) || !cs->cx) cs->cx = pos[1].x;
768 if (IS_DEFAULT(cs->cy) || !cs->cy) cs->cy = pos[1].y;
772 if (IS_DEFAULT(cs->x)) cs->x = cs->y = 0;
773 if (IS_DEFAULT(cs->cx)) cs->cx = cs->cy = 0;
776 else /* overlapped window */
779 MONITORINFO mon_info;
782 if (!IS_DEFAULT(cs->x) && !IS_DEFAULT(cs->cx) && !IS_DEFAULT(cs->cy)) return;
784 monitor = MonitorFromWindow( cs->hwndParent, MONITOR_DEFAULTTOPRIMARY );
785 mon_info.cbSize = sizeof(mon_info);
786 GetMonitorInfoW( monitor, &mon_info );
787 GetStartupInfoW( &info );
789 if (IS_DEFAULT(cs->x))
791 if (!IS_DEFAULT(cs->y)) *sw = cs->y;
792 cs->x = (info.dwFlags & STARTF_USEPOSITION) ? info.dwX : mon_info.rcWork.left;
793 cs->y = (info.dwFlags & STARTF_USEPOSITION) ? info.dwY : mon_info.rcWork.top;
796 if (IS_DEFAULT(cs->cx))
798 if (info.dwFlags & STARTF_USESIZE)
800 cs->cx = info.dwXSize;
801 cs->cy = info.dwYSize;
805 cs->cx = (mon_info.rcWork.right - mon_info.rcWork.left) * 3 / 4 - cs->x;
806 cs->cy = (mon_info.rcWork.bottom - mon_info.rcWork.top) * 3 / 4 - cs->y;
809 /* neither x nor cx are default. Check the y values .
810 * In the trace we see Outlook and Outlook Express using
811 * cy set to CW_USEDEFAULT when opening the address book.
813 else if (IS_DEFAULT(cs->cy))
815 FIXME("Strange use of CW_USEDEFAULT in nHeight\n");
816 cs->cy = (mon_info.rcWork.bottom - mon_info.rcWork.top) * 3 / 4 - cs->y;
822 /***********************************************************************
825 static void dump_window_styles( DWORD style, DWORD exstyle )
828 if(style & WS_POPUP) TRACE(" WS_POPUP");
829 if(style & WS_CHILD) TRACE(" WS_CHILD");
830 if(style & WS_MINIMIZE) TRACE(" WS_MINIMIZE");
831 if(style & WS_VISIBLE) TRACE(" WS_VISIBLE");
832 if(style & WS_DISABLED) TRACE(" WS_DISABLED");
833 if(style & WS_CLIPSIBLINGS) TRACE(" WS_CLIPSIBLINGS");
834 if(style & WS_CLIPCHILDREN) TRACE(" WS_CLIPCHILDREN");
835 if(style & WS_MAXIMIZE) TRACE(" WS_MAXIMIZE");
836 if((style & WS_CAPTION) == WS_CAPTION) TRACE(" WS_CAPTION");
839 if(style & WS_BORDER) TRACE(" WS_BORDER");
840 if(style & WS_DLGFRAME) TRACE(" WS_DLGFRAME");
842 if(style & WS_VSCROLL) TRACE(" WS_VSCROLL");
843 if(style & WS_HSCROLL) TRACE(" WS_HSCROLL");
844 if(style & WS_SYSMENU) TRACE(" WS_SYSMENU");
845 if(style & WS_THICKFRAME) TRACE(" WS_THICKFRAME");
846 if (style & WS_CHILD)
848 if(style & WS_GROUP) TRACE(" WS_GROUP");
849 if(style & WS_TABSTOP) TRACE(" WS_TABSTOP");
853 if(style & WS_MINIMIZEBOX) TRACE(" WS_MINIMIZEBOX");
854 if(style & WS_MAXIMIZEBOX) TRACE(" WS_MAXIMIZEBOX");
857 /* FIXME: Add dumping of BS_/ES_/SBS_/LBS_/CBS_/DS_/etc. styles */
858 #define DUMPED_STYLES \
878 if(style & ~DUMPED_STYLES) TRACE(" %08lx", style & ~DUMPED_STYLES);
883 if(exstyle & WS_EX_DLGMODALFRAME) TRACE(" WS_EX_DLGMODALFRAME");
884 if(exstyle & WS_EX_DRAGDETECT) TRACE(" WS_EX_DRAGDETECT");
885 if(exstyle & WS_EX_NOPARENTNOTIFY) TRACE(" WS_EX_NOPARENTNOTIFY");
886 if(exstyle & WS_EX_TOPMOST) TRACE(" WS_EX_TOPMOST");
887 if(exstyle & WS_EX_ACCEPTFILES) TRACE(" WS_EX_ACCEPTFILES");
888 if(exstyle & WS_EX_TRANSPARENT) TRACE(" WS_EX_TRANSPARENT");
889 if(exstyle & WS_EX_MDICHILD) TRACE(" WS_EX_MDICHILD");
890 if(exstyle & WS_EX_TOOLWINDOW) TRACE(" WS_EX_TOOLWINDOW");
891 if(exstyle & WS_EX_WINDOWEDGE) TRACE(" WS_EX_WINDOWEDGE");
892 if(exstyle & WS_EX_CLIENTEDGE) TRACE(" WS_EX_CLIENTEDGE");
893 if(exstyle & WS_EX_CONTEXTHELP) TRACE(" WS_EX_CONTEXTHELP");
894 if(exstyle & WS_EX_RIGHT) TRACE(" WS_EX_RIGHT");
895 if(exstyle & WS_EX_RTLREADING) TRACE(" WS_EX_RTLREADING");
896 if(exstyle & WS_EX_LEFTSCROLLBAR) TRACE(" WS_EX_LEFTSCROLLBAR");
897 if(exstyle & WS_EX_CONTROLPARENT) TRACE(" WS_EX_CONTROLPARENT");
898 if(exstyle & WS_EX_STATICEDGE) TRACE(" WS_EX_STATICEDGE");
899 if(exstyle & WS_EX_APPWINDOW) TRACE(" WS_EX_APPWINDOW");
900 if(exstyle & WS_EX_LAYERED) TRACE(" WS_EX_LAYERED");
902 #define DUMPED_EX_STYLES \
903 (WS_EX_DLGMODALFRAME | \
905 WS_EX_NOPARENTNOTIFY | \
907 WS_EX_ACCEPTFILES | \
908 WS_EX_TRANSPARENT | \
913 WS_EX_CONTEXTHELP | \
916 WS_EX_LEFTSCROLLBAR | \
917 WS_EX_CONTROLPARENT | \
922 if(exstyle & ~DUMPED_EX_STYLES) TRACE(" %08lx", exstyle & ~DUMPED_EX_STYLES);
924 #undef DUMPED_EX_STYLES
928 /***********************************************************************
931 * Implementation of CreateWindowEx().
933 static HWND WIN_CreateWindowEx( CREATESTRUCTA *cs, LPCWSTR className, UINT flags )
935 INT cx, cy, style, sw = SW_SHOW;
939 HWND hwnd, parent, owner, top_child = 0;
940 BOOL unicode = (flags & WIN_ISUNICODE) != 0;
941 MDICREATESTRUCTA mdi_cs;
945 TRACE("%s %s ex=%08x style=%08x %d,%d %dx%d parent=%p menu=%p inst=%p params=%p\n",
946 unicode ? debugstr_w((LPCWSTR)cs->lpszName) : debugstr_a(cs->lpszName),
947 debugstr_w(className),
948 cs->dwExStyle, cs->style, cs->x, cs->y, cs->cx, cs->cy,
949 cs->hwndParent, cs->hMenu, cs->hInstance, cs->lpCreateParams );
950 if(TRACE_ON(win)) dump_window_styles( cs->style, cs->dwExStyle );
952 /* Fix the styles for MDI children */
953 if (cs->dwExStyle & WS_EX_MDICHILD)
957 wndPtr = WIN_GetPtr(cs->hwndParent);
958 if (wndPtr && wndPtr != WND_OTHER_PROCESS && wndPtr != WND_DESKTOP)
960 flags = wndPtr->flags;
961 WIN_ReleasePtr(wndPtr);
964 if (!(flags & WIN_ISMDICLIENT))
966 WARN("WS_EX_MDICHILD, but parent %p is not MDIClient\n", cs->hwndParent);
970 /* cs->lpCreateParams of WM_[NC]CREATE is different for MDI children.
971 * MDICREATESTRUCT members have the originally passed values.
973 * Note: we rely on the fact that MDICREATESTRUCTA and MDICREATESTRUCTW
974 * have the same layout.
976 mdi_cs.szClass = cs->lpszClass;
977 mdi_cs.szTitle = cs->lpszName;
978 mdi_cs.hOwner = cs->hInstance;
983 mdi_cs.style = cs->style;
984 mdi_cs.lParam = (LPARAM)cs->lpCreateParams;
986 cs->lpCreateParams = &mdi_cs;
988 if (GetWindowLongW(cs->hwndParent, GWL_STYLE) & MDIS_ALLCHILDSTYLES)
990 if (cs->style & WS_POPUP)
992 TRACE("WS_POPUP with MDIS_ALLCHILDSTYLES is not allowed\n");
995 cs->style |= WS_CHILD | WS_CLIPSIBLINGS;
999 cs->style &= ~WS_POPUP;
1000 cs->style |= WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS | WS_CAPTION |
1001 WS_SYSMENU | WS_THICKFRAME | WS_MINIMIZEBOX | WS_MAXIMIZEBOX;
1004 top_child = GetWindow(cs->hwndParent, GW_CHILD);
1008 /* Restore current maximized child */
1009 if((cs->style & WS_VISIBLE) && IsZoomed(top_child))
1011 TRACE("Restoring current maximized child %p\n", top_child);
1012 SendMessageW( top_child, WM_SETREDRAW, FALSE, 0 );
1013 ShowWindow( top_child, SW_SHOWNORMAL );
1014 SendMessageW( top_child, WM_SETREDRAW, TRUE, 0 );
1019 /* Find the parent window */
1021 parent = cs->hwndParent;
1024 if (cs->hwndParent == HWND_MESSAGE)
1026 cs->hwndParent = parent = get_hwnd_message_parent();
1028 else if (cs->hwndParent)
1030 if ((cs->style & (WS_CHILD|WS_POPUP)) != WS_CHILD)
1032 parent = GetDesktopWindow();
1033 owner = cs->hwndParent;
1038 static const WCHAR messageW[] = {'M','e','s','s','a','g','e',0};
1040 if ((cs->style & (WS_CHILD|WS_POPUP)) == WS_CHILD)
1042 WARN("No parent for child window\n" );
1043 SetLastError(ERROR_TLW_WITH_WSCHILD);
1044 return 0; /* WS_CHILD needs a parent, but WS_POPUP doesn't */
1046 /* are we creating the desktop or HWND_MESSAGE parent itself? */
1047 if (className != (LPCWSTR)DESKTOP_CLASS_ATOM &&
1048 (IS_INTRESOURCE(className) || strcmpiW( className, messageW )))
1049 parent = GetDesktopWindow();
1052 WIN_FixCoordinates(cs, &sw); /* fix default coordinates */
1054 if ((cs->dwExStyle & WS_EX_DLGMODALFRAME) ||
1055 ((!(cs->dwExStyle & WS_EX_STATICEDGE)) &&
1056 (cs->style & (WS_DLGFRAME | WS_THICKFRAME))))
1057 cs->dwExStyle |= WS_EX_WINDOWEDGE;
1059 cs->dwExStyle &= ~WS_EX_WINDOWEDGE;
1061 /* Create the window structure */
1063 if (!(wndPtr = create_window_handle( parent, owner, className, cs->hInstance, unicode )))
1065 hwnd = wndPtr->hwndSelf;
1067 /* Fill the window structure */
1069 wndPtr->tid = GetCurrentThreadId();
1070 wndPtr->hInstance = cs->hInstance;
1071 wndPtr->text = NULL;
1072 wndPtr->dwStyle = cs->style & ~WS_VISIBLE;
1073 wndPtr->dwExStyle = cs->dwExStyle;
1074 wndPtr->wIDmenu = 0;
1075 wndPtr->helpContext = 0;
1076 wndPtr->pScroll = NULL;
1077 wndPtr->userdata = 0;
1079 wndPtr->hIconSmall = 0;
1080 wndPtr->hSysMenu = 0;
1081 wndPtr->flags |= (flags & WIN_ISWIN32);
1083 wndPtr->min_pos.x = wndPtr->min_pos.y = -1;
1084 wndPtr->max_pos.x = wndPtr->max_pos.y = -1;
1086 if (wndPtr->dwStyle & WS_SYSMENU) SetSystemMenu( hwnd, 0 );
1089 * Correct the window styles.
1091 * It affects only the style loaded into the WIN structure.
1094 if ((wndPtr->dwStyle & (WS_CHILD | WS_POPUP)) != WS_CHILD)
1096 wndPtr->dwStyle |= WS_CLIPSIBLINGS;
1097 if (!(wndPtr->dwStyle & WS_POPUP))
1098 wndPtr->dwStyle |= WS_CAPTION;
1102 * WS_EX_WINDOWEDGE appears to be enforced based on the other styles, so
1103 * why does the user get to set it?
1106 if ((wndPtr->dwExStyle & WS_EX_DLGMODALFRAME) ||
1107 (wndPtr->dwStyle & (WS_DLGFRAME | WS_THICKFRAME)))
1108 wndPtr->dwExStyle |= WS_EX_WINDOWEDGE;
1110 wndPtr->dwExStyle &= ~WS_EX_WINDOWEDGE;
1112 if (!(wndPtr->dwStyle & (WS_CHILD | WS_POPUP)))
1113 wndPtr->flags |= WIN_NEED_SIZE;
1115 SERVER_START_REQ( set_window_info )
1117 req->handle = wine_server_user_handle( hwnd );
1118 req->flags = SET_WIN_STYLE | SET_WIN_EXSTYLE | SET_WIN_INSTANCE | SET_WIN_UNICODE;
1119 req->style = wndPtr->dwStyle;
1120 req->ex_style = wndPtr->dwExStyle;
1121 req->instance = wine_server_client_ptr( wndPtr->hInstance );
1122 req->is_unicode = (wndPtr->flags & WIN_ISUNICODE) != 0;
1123 req->extra_offset = -1;
1124 wine_server_call( req );
1128 /* Set the window menu */
1130 if ((wndPtr->dwStyle & (WS_CHILD | WS_POPUP)) != WS_CHILD)
1134 if (!MENU_SetMenu(hwnd, cs->hMenu))
1136 WIN_ReleasePtr( wndPtr );
1137 free_window_handle( hwnd );
1143 LPCSTR menuName = (LPCSTR)GetClassLongPtrA( hwnd, GCLP_MENUNAME );
1146 if (!cs->hInstance || HIWORD(cs->hInstance))
1147 cs->hMenu = LoadMenuA(cs->hInstance,menuName);
1149 cs->hMenu = HMENU_32(LoadMenu16(HINSTANCE_16(cs->hInstance),menuName));
1151 if (cs->hMenu) MENU_SetMenu( hwnd, cs->hMenu );
1155 else SetWindowLongPtrW( hwnd, GWLP_ID, (ULONG_PTR)cs->hMenu );
1157 /* call the WH_CBT hook */
1159 /* the window style passed to the hook must be the real window style,
1160 * rather than just the window style that the caller to CreateWindowEx
1161 * passed in, so we have to copy the original CREATESTRUCT and get the
1162 * the real style. */
1164 cbcs.style = wndPtr->dwStyle;
1166 cbtc.hwndInsertAfter = HWND_TOP;
1167 WIN_ReleasePtr( wndPtr );
1168 if (HOOK_CallHooks( WH_CBT, HCBT_CREATEWND, (WPARAM)hwnd, (LPARAM)&cbtc, unicode )) goto failed;
1170 /* send the WM_GETMINMAXINFO message and fix the size if needed */
1174 if ((cs->style & WS_THICKFRAME) || !(cs->style & (WS_POPUP | WS_CHILD)))
1176 POINT maxSize, maxPos, minTrack, maxTrack;
1177 WINPOS_GetMinMaxInfo( hwnd, &maxSize, &maxPos, &minTrack, &maxTrack);
1178 if (maxTrack.x < cx) cx = maxTrack.x;
1179 if (maxTrack.y < cy) cy = maxTrack.y;
1180 if (minTrack.x > cx) cx = minTrack.x;
1181 if (minTrack.y > cy) cy = minTrack.y;
1186 SetRect( &rect, cs->x, cs->y, cs->x + cx, cs->y + cy );
1187 /* check for wraparound */
1188 if (cs->x + cx < cs->x) rect.right = 0x7fffffff;
1189 if (cs->y + cy < cs->y) rect.bottom = 0x7fffffff;
1190 if (!set_window_pos( hwnd, 0, SWP_NOZORDER | SWP_NOACTIVATE, &rect, &rect, NULL )) goto failed;
1192 /* send WM_NCCREATE */
1194 TRACE( "hwnd %p cs %d,%d %dx%d\n", hwnd, cs->x, cs->y, cx, cy );
1196 result = SendMessageW( hwnd, WM_NCCREATE, 0, (LPARAM)cs );
1198 result = SendMessageA( hwnd, WM_NCCREATE, 0, (LPARAM)cs );
1201 WARN( "%p: aborted by WM_NCCREATE\n", hwnd );
1205 /* send WM_NCCALCSIZE */
1207 if ((wndPtr = WIN_GetPtr(hwnd)))
1209 /* yes, even if the CBT hook was called with HWND_TOP */
1211 HWND insert_after = (wndPtr->dwStyle & WS_CHILD) ? HWND_BOTTOM : HWND_TOP;
1212 RECT window_rect = wndPtr->rectWindow;
1213 RECT client_rect = window_rect;
1214 WIN_ReleasePtr( wndPtr );
1216 /* the rectangle is in screen coords for WM_NCCALCSIZE when wparam is FALSE */
1218 MapWindowPoints( parent, 0, &pt, 1 );
1219 OffsetRect( &client_rect, pt.x, pt.y );
1220 SendMessageW( hwnd, WM_NCCALCSIZE, FALSE, (LPARAM)&client_rect );
1221 OffsetRect( &client_rect, -pt.x, -pt.y );
1222 set_window_pos( hwnd, insert_after, SWP_NOACTIVATE, &window_rect, &client_rect, NULL );
1226 /* send WM_CREATE */
1229 result = SendMessageW( hwnd, WM_CREATE, 0, (LPARAM)cs );
1231 result = SendMessageA( hwnd, WM_CREATE, 0, (LPARAM)cs );
1232 if (result == -1) goto failed;
1234 /* call the driver */
1236 if (!USER_Driver->pCreateWindow( hwnd )) goto failed;
1238 NotifyWinEvent(EVENT_OBJECT_CREATE, hwnd, OBJID_WINDOW, 0);
1240 /* send the size messages */
1242 if (!(wndPtr = WIN_GetPtr( hwnd )) ||
1243 wndPtr == WND_OTHER_PROCESS || wndPtr == WND_DESKTOP) return 0;
1244 if (!(wndPtr->flags & WIN_NEED_SIZE))
1246 rect = wndPtr->rectClient;
1247 WIN_ReleasePtr( wndPtr );
1248 SendMessageW( hwnd, WM_SIZE, SIZE_RESTORED,
1249 MAKELONG(rect.right-rect.left, rect.bottom-rect.top));
1250 SendMessageW( hwnd, WM_MOVE, 0, MAKELONG( rect.left, rect.top ) );
1252 else WIN_ReleasePtr( wndPtr );
1254 /* Show the window, maximizing or minimizing if needed */
1256 style = WIN_SetStyle( hwnd, 0, WS_MAXIMIZE | WS_MINIMIZE );
1257 if (style & (WS_MINIMIZE | WS_MAXIMIZE))
1260 UINT swFlag = (style & WS_MINIMIZE) ? SW_MINIMIZE : SW_MAXIMIZE;
1262 swFlag = WINPOS_MinMaximize( hwnd, swFlag, &newPos );
1263 swFlag |= SWP_FRAMECHANGED; /* Frame always gets changed */
1264 if (!(style & WS_VISIBLE) || (style & WS_CHILD) || GetActiveWindow()) swFlag |= SWP_NOACTIVATE;
1265 SetWindowPos( hwnd, 0, newPos.left, newPos.top, newPos.right - newPos.left,
1266 newPos.bottom - newPos.top, swFlag );
1269 /* Notify the parent window only */
1271 send_parent_notify( hwnd, WM_CREATE );
1272 if (!IsWindow( hwnd )) return 0;
1274 if (cs->style & WS_VISIBLE)
1276 if (cs->style & WS_MAXIMIZE)
1278 else if (cs->style & WS_MINIMIZE)
1279 sw = SW_SHOWMINIMIZED;
1281 ShowWindow( hwnd, sw );
1282 if (cs->dwExStyle & WS_EX_MDICHILD)
1284 SendMessageW(cs->hwndParent, WM_MDIREFRESHMENU, 0, 0);
1285 /* ShowWindow won't activate child windows */
1286 SetWindowPos( hwnd, HWND_TOP, 0, 0, 0, 0, SWP_SHOWWINDOW | SWP_NOMOVE | SWP_NOSIZE );
1290 /* Call WH_SHELL hook */
1292 if (!(GetWindowLongW( hwnd, GWL_STYLE ) & WS_CHILD) && !GetWindow( hwnd, GW_OWNER ))
1293 HOOK_CallHooks( WH_SHELL, HSHELL_WINDOWCREATED, (WPARAM)hwnd, 0, TRUE );
1295 TRACE("created window %p\n", hwnd);
1299 WIN_DestroyWindow( hwnd );
1304 /***********************************************************************
1305 * CreateWindow (USER.41)
1307 HWND16 WINAPI CreateWindow16( LPCSTR className, LPCSTR windowName,
1308 DWORD style, INT16 x, INT16 y, INT16 width,
1309 INT16 height, HWND16 parent, HMENU16 menu,
1310 HINSTANCE16 instance, LPVOID data )
1312 return CreateWindowEx16( 0, className, windowName, style,
1313 x, y, width, height, parent, menu, instance, data );
1317 /***********************************************************************
1318 * CreateWindowEx (USER.452)
1320 HWND16 WINAPI CreateWindowEx16( DWORD exStyle, LPCSTR className,
1321 LPCSTR windowName, DWORD style, INT16 x,
1322 INT16 y, INT16 width, INT16 height,
1323 HWND16 parent, HMENU16 menu,
1324 HINSTANCE16 instance, LPVOID data )
1329 /* Fix the coordinates */
1331 cs.x = (x == CW_USEDEFAULT16) ? CW_USEDEFAULT : (INT)x;
1332 cs.y = (y == CW_USEDEFAULT16) ? CW_USEDEFAULT : (INT)y;
1333 cs.cx = (width == CW_USEDEFAULT16) ? CW_USEDEFAULT : (INT)width;
1334 cs.cy = (height == CW_USEDEFAULT16) ? CW_USEDEFAULT : (INT)height;
1336 /* Create the window */
1338 cs.lpCreateParams = data;
1339 cs.hInstance = HINSTANCE_32(instance);
1340 cs.hMenu = HMENU_32(menu);
1341 cs.hwndParent = WIN_Handle32( parent );
1343 cs.lpszName = windowName;
1344 cs.lpszClass = className;
1345 cs.dwExStyle = exStyle;
1347 if (!IS_INTRESOURCE(className))
1351 if (!MultiByteToWideChar( CP_ACP, 0, className, -1, bufferW, sizeof(bufferW)/sizeof(WCHAR) ))
1353 return HWND_16( WIN_CreateWindowEx( &cs, bufferW, 0 ));
1357 if (!GlobalGetAtomNameA( LOWORD(className), buffer, sizeof(buffer) ))
1359 ERR( "bad atom %x\n", LOWORD(className));
1362 cs.lpszClass = buffer;
1363 return HWND_16( WIN_CreateWindowEx( &cs, (LPCWSTR)className, 0 ));
1368 /***********************************************************************
1369 * CreateWindowExA (USER32.@)
1371 HWND WINAPI CreateWindowExA( DWORD exStyle, LPCSTR className,
1372 LPCSTR windowName, DWORD style, INT x,
1373 INT y, INT width, INT height,
1374 HWND parent, HMENU menu,
1375 HINSTANCE instance, LPVOID data )
1379 cs.lpCreateParams = data;
1380 cs.hInstance = instance;
1382 cs.hwndParent = parent;
1388 cs.lpszName = windowName;
1389 cs.lpszClass = className;
1390 cs.dwExStyle = exStyle;
1392 if (!IS_INTRESOURCE(className))
1395 if (!MultiByteToWideChar( CP_ACP, 0, className, -1, bufferW, sizeof(bufferW)/sizeof(WCHAR) ))
1397 return WIN_CreateWindowEx( &cs, bufferW, WIN_ISWIN32 );
1399 return WIN_CreateWindowEx( &cs, (LPCWSTR)className, WIN_ISWIN32 );
1403 /***********************************************************************
1404 * CreateWindowExW (USER32.@)
1406 HWND WINAPI CreateWindowExW( DWORD exStyle, LPCWSTR className,
1407 LPCWSTR windowName, DWORD style, INT x,
1408 INT y, INT width, INT height,
1409 HWND parent, HMENU menu,
1410 HINSTANCE instance, LPVOID data )
1414 cs.lpCreateParams = data;
1415 cs.hInstance = instance;
1417 cs.hwndParent = parent;
1423 cs.lpszName = windowName;
1424 cs.lpszClass = className;
1425 cs.dwExStyle = exStyle;
1427 /* Note: we rely on the fact that CREATESTRUCTA and */
1428 /* CREATESTRUCTW have the same layout. */
1429 return WIN_CreateWindowEx( (CREATESTRUCTA *)&cs, className, WIN_ISWIN32 | WIN_ISUNICODE );
1433 /***********************************************************************
1434 * WIN_SendDestroyMsg
1436 static void WIN_SendDestroyMsg( HWND hwnd )
1440 if (GetGUIThreadInfo( GetCurrentThreadId(), &info ))
1442 if (hwnd == info.hwndCaret) DestroyCaret();
1443 if (hwnd == info.hwndActive) WINPOS_ActivateOtherWindow( hwnd );
1447 * Send the WM_DESTROY to the window.
1449 SendMessageW( hwnd, WM_DESTROY, 0, 0);
1452 * This WM_DESTROY message can trigger re-entrant calls to DestroyWindow
1453 * make sure that the window still exists when we come back.
1460 if (!(pWndArray = WIN_ListChildren( hwnd ))) return;
1462 for (i = 0; pWndArray[i]; i++)
1464 if (IsWindow( pWndArray[i] )) WIN_SendDestroyMsg( pWndArray[i] );
1466 HeapFree( GetProcessHeap(), 0, pWndArray );
1469 WARN("\tdestroyed itself while in WM_DESTROY!\n");
1473 /***********************************************************************
1474 * DestroyWindow (USER32.@)
1476 BOOL WINAPI DestroyWindow( HWND hwnd )
1480 if (!(hwnd = WIN_IsCurrentThread( hwnd )) || is_desktop_window( hwnd ))
1482 SetLastError( ERROR_ACCESS_DENIED );
1486 TRACE("(%p)\n", hwnd);
1490 if (HOOK_CallHooks( WH_CBT, HCBT_DESTROYWND, (WPARAM)hwnd, 0, TRUE )) return FALSE;
1492 if (MENU_IsMenuActive() == hwnd)
1495 is_child = (GetWindowLongW( hwnd, GWL_STYLE ) & WS_CHILD) != 0;
1499 if (!USER_IsExitingThread( GetCurrentThreadId() ))
1500 send_parent_notify( hwnd, WM_DESTROY );
1502 else if (!GetWindow( hwnd, GW_OWNER ))
1504 HOOK_CallHooks( WH_SHELL, HSHELL_WINDOWDESTROYED, (WPARAM)hwnd, 0L, TRUE );
1505 /* FIXME: clean up palette - see "Internals" p.352 */
1508 if (!IsWindow(hwnd)) return TRUE;
1510 /* Hide the window */
1511 if (GetWindowLongW( hwnd, GWL_STYLE ) & WS_VISIBLE)
1513 /* Only child windows receive WM_SHOWWINDOW in DestroyWindow() */
1515 ShowWindow( hwnd, SW_HIDE );
1517 SetWindowPos( hwnd, 0, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE |
1518 SWP_NOZORDER | SWP_NOACTIVATE | SWP_HIDEWINDOW );
1521 if (!IsWindow(hwnd)) return TRUE;
1523 /* Recursively destroy owned windows */
1530 HWND *list = WIN_ListChildren( GetDesktopWindow() );
1533 for (i = 0; list[i]; i++)
1535 if (GetWindow( list[i], GW_OWNER ) != hwnd) continue;
1536 if (WIN_IsCurrentThread( list[i] ))
1538 DestroyWindow( list[i] );
1542 WIN_SetOwner( list[i], 0 );
1544 HeapFree( GetProcessHeap(), 0, list );
1546 if (!got_one) break;
1550 /* Send destroy messages */
1552 WIN_SendDestroyMsg( hwnd );
1553 if (!IsWindow( hwnd )) return TRUE;
1555 if (GetClipboardOwner() == hwnd)
1556 CLIPBOARD_ReleaseOwner();
1558 /* Destroy the window storage */
1560 WIN_DestroyWindow( hwnd );
1565 /***********************************************************************
1566 * CloseWindow (USER32.@)
1568 BOOL WINAPI CloseWindow( HWND hwnd )
1570 if (GetWindowLongW( hwnd, GWL_STYLE ) & WS_CHILD) return FALSE;
1571 ShowWindow( hwnd, SW_MINIMIZE );
1576 /***********************************************************************
1577 * OpenIcon (USER32.@)
1579 BOOL WINAPI OpenIcon( HWND hwnd )
1581 if (!IsIconic( hwnd )) return FALSE;
1582 ShowWindow( hwnd, SW_SHOWNORMAL );
1587 /***********************************************************************
1588 * FindWindowExW (USER32.@)
1590 HWND WINAPI FindWindowExW( HWND parent, HWND child, LPCWSTR className, LPCWSTR title )
1595 WCHAR *buffer = NULL;
1597 if (!parent && child) parent = GetDesktopWindow();
1598 else if (parent == HWND_MESSAGE) parent = get_hwnd_message_parent();
1602 len = strlenW(title) + 1; /* one extra char to check for chars beyond the end */
1603 if (!(buffer = HeapAlloc( GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR) ))) return 0;
1606 if (!(list = list_window_children( 0, parent, className, 0 ))) goto done;
1610 child = WIN_GetFullHandle( child );
1611 while (list[i] && list[i] != child) i++;
1612 if (!list[i]) goto done;
1613 i++; /* start from next window */
1620 if (GetWindowTextW( list[i], buffer, len + 1 ) && !strcmpiW( buffer, title )) break;
1627 HeapFree( GetProcessHeap(), 0, list );
1628 HeapFree( GetProcessHeap(), 0, buffer );
1634 /***********************************************************************
1635 * FindWindowA (USER32.@)
1637 HWND WINAPI FindWindowA( LPCSTR className, LPCSTR title )
1639 HWND ret = FindWindowExA( 0, 0, className, title );
1640 if (!ret) SetLastError (ERROR_CANNOT_FIND_WND_CLASS);
1645 /***********************************************************************
1646 * FindWindowExA (USER32.@)
1648 HWND WINAPI FindWindowExA( HWND parent, HWND child, LPCSTR className, LPCSTR title )
1650 LPWSTR titleW = NULL;
1655 DWORD len = MultiByteToWideChar( CP_ACP, 0, title, -1, NULL, 0 );
1656 if (!(titleW = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) ))) return 0;
1657 MultiByteToWideChar( CP_ACP, 0, title, -1, titleW, len );
1660 if (!IS_INTRESOURCE(className))
1663 if (MultiByteToWideChar( CP_ACP, 0, className, -1, classW, sizeof(classW)/sizeof(WCHAR) ))
1664 hwnd = FindWindowExW( parent, child, classW, titleW );
1668 hwnd = FindWindowExW( parent, child, (LPCWSTR)className, titleW );
1671 HeapFree( GetProcessHeap(), 0, titleW );
1676 /***********************************************************************
1677 * FindWindowW (USER32.@)
1679 HWND WINAPI FindWindowW( LPCWSTR className, LPCWSTR title )
1681 return FindWindowExW( 0, 0, className, title );
1685 /**********************************************************************
1686 * GetDesktopWindow (USER32.@)
1688 HWND WINAPI GetDesktopWindow(void)
1690 struct user_thread_info *thread_info = get_user_thread_info();
1692 if (thread_info->top_window) return thread_info->top_window;
1694 SERVER_START_REQ( get_desktop_window )
1697 if (!wine_server_call( req ))
1699 thread_info->top_window = wine_server_ptr_handle( reply->top_window );
1700 thread_info->msg_window = wine_server_ptr_handle( reply->msg_window );
1705 if (!thread_info->top_window)
1707 USEROBJECTFLAGS flags;
1708 if (!GetUserObjectInformationW( GetProcessWindowStation(), UOI_FLAGS, &flags,
1709 sizeof(flags), NULL ) || (flags.dwFlags & WSF_VISIBLE))
1711 static const WCHAR command_line[] = {'\\','e','x','p','l','o','r','e','r','.','e','x','e',' ','/','d','e','s','k','t','o','p',0};
1713 PROCESS_INFORMATION pi;
1714 WCHAR cmdline[MAX_PATH + sizeof(command_line)/sizeof(WCHAR)];
1716 memset( &si, 0, sizeof(si) );
1718 si.dwFlags = STARTF_USESTDHANDLES;
1721 si.hStdError = GetStdHandle( STD_ERROR_HANDLE );
1723 GetSystemDirectoryW( cmdline, MAX_PATH );
1724 lstrcatW( cmdline, command_line );
1725 if (CreateProcessW( NULL, cmdline, NULL, NULL, FALSE, DETACHED_PROCESS,
1726 NULL, NULL, &si, &pi ))
1728 TRACE( "started explorer pid %04x tid %04x\n", pi.dwProcessId, pi.dwThreadId );
1729 WaitForInputIdle( pi.hProcess, 10000 );
1730 CloseHandle( pi.hThread );
1731 CloseHandle( pi.hProcess );
1733 else WARN( "failed to start explorer, err %d\n", GetLastError() );
1735 else TRACE( "not starting explorer since winstation is not visible\n" );
1737 SERVER_START_REQ( get_desktop_window )
1740 if (!wine_server_call( req ))
1742 thread_info->top_window = wine_server_ptr_handle( reply->top_window );
1743 thread_info->msg_window = wine_server_ptr_handle( reply->msg_window );
1749 if (!thread_info->top_window || !USER_Driver->pCreateDesktopWindow( thread_info->top_window ))
1750 ERR( "failed to create desktop window\n" );
1752 return thread_info->top_window;
1756 /*******************************************************************
1757 * EnableWindow (USER32.@)
1759 BOOL WINAPI EnableWindow( HWND hwnd, BOOL enable )
1764 if (is_broadcast(hwnd))
1766 SetLastError( ERROR_INVALID_PARAMETER );
1770 if (!(full_handle = WIN_IsCurrentThread( hwnd )))
1771 return SendMessageW( hwnd, WM_WINE_ENABLEWINDOW, enable, 0 );
1775 TRACE("( %p, %d )\n", hwnd, enable);
1777 retvalue = !IsWindowEnabled( hwnd );
1779 if (enable && retvalue)
1781 WIN_SetStyle( hwnd, 0, WS_DISABLED );
1782 SendMessageW( hwnd, WM_ENABLE, TRUE, 0 );
1784 else if (!enable && !retvalue)
1788 SendMessageW( hwnd, WM_CANCELMODE, 0, 0);
1790 WIN_SetStyle( hwnd, WS_DISABLED, 0 );
1792 if (hwnd == GetFocus())
1793 SetFocus( 0 ); /* A disabled window can't have the focus */
1795 capture_wnd = GetCapture();
1796 if (hwnd == capture_wnd || IsChild(hwnd, capture_wnd))
1797 ReleaseCapture(); /* A disabled window can't capture the mouse */
1799 SendMessageW( hwnd, WM_ENABLE, FALSE, 0 );
1805 /***********************************************************************
1806 * IsWindowEnabled (USER32.@)
1808 BOOL WINAPI IsWindowEnabled(HWND hWnd)
1810 return !(GetWindowLongW( hWnd, GWL_STYLE ) & WS_DISABLED);
1814 /***********************************************************************
1815 * IsWindowUnicode (USER32.@)
1817 BOOL WINAPI IsWindowUnicode( HWND hwnd )
1820 BOOL retvalue = FALSE;
1822 if (!(wndPtr = WIN_GetPtr(hwnd))) return FALSE;
1824 if (wndPtr == WND_DESKTOP) return TRUE;
1826 if (wndPtr != WND_OTHER_PROCESS)
1828 retvalue = (wndPtr->flags & WIN_ISUNICODE) != 0;
1829 WIN_ReleasePtr( wndPtr );
1833 SERVER_START_REQ( get_window_info )
1835 req->handle = wine_server_user_handle( hwnd );
1836 if (!wine_server_call_err( req )) retvalue = reply->is_unicode;
1844 /**********************************************************************
1847 * Helper function for GetWindowLong().
1849 static LONG_PTR WIN_GetWindowLong( HWND hwnd, INT offset, UINT size, BOOL unicode )
1851 LONG_PTR retvalue = 0;
1854 if (offset == GWLP_HWNDPARENT)
1856 HWND parent = GetAncestor( hwnd, GA_PARENT );
1857 if (parent == GetDesktopWindow()) parent = GetWindow( hwnd, GW_OWNER );
1858 return (ULONG_PTR)parent;
1861 if (!(wndPtr = WIN_GetPtr( hwnd )))
1863 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
1867 if (wndPtr == WND_OTHER_PROCESS || wndPtr == WND_DESKTOP)
1869 if (offset == GWLP_WNDPROC)
1871 SetLastError( ERROR_ACCESS_DENIED );
1874 SERVER_START_REQ( set_window_info )
1876 req->handle = wine_server_user_handle( hwnd );
1877 req->flags = 0; /* don't set anything, just retrieve */
1878 req->extra_offset = (offset >= 0) ? offset : -1;
1879 req->extra_size = (offset >= 0) ? size : 0;
1880 if (!wine_server_call_err( req ))
1884 case GWL_STYLE: retvalue = reply->old_style; break;
1885 case GWL_EXSTYLE: retvalue = reply->old_ex_style; break;
1886 case GWLP_ID: retvalue = reply->old_id; break;
1887 case GWLP_HINSTANCE: retvalue = (ULONG_PTR)wine_server_get_ptr( reply->old_instance ); break;
1888 case GWLP_USERDATA: retvalue = reply->old_user_data; break;
1890 if (offset >= 0) retvalue = get_win_data( &reply->old_extra_value, size );
1891 else SetLastError( ERROR_INVALID_INDEX );
1900 /* now we have a valid wndPtr */
1904 if (offset > (int)(wndPtr->cbWndExtra - size))
1906 WARN("Invalid offset %d\n", offset );
1907 WIN_ReleasePtr( wndPtr );
1908 SetLastError( ERROR_INVALID_INDEX );
1911 retvalue = get_win_data( (char *)wndPtr->wExtra + offset, size );
1913 /* Special case for dialog window procedure */
1914 if ((offset == DWLP_DLGPROC) && (size == sizeof(LONG_PTR)) && (wndPtr->flags & WIN_ISDIALOG))
1915 retvalue = (LONG_PTR)WINPROC_GetProc( (WNDPROC)retvalue, unicode );
1916 WIN_ReleasePtr( wndPtr );
1922 case GWLP_USERDATA: retvalue = wndPtr->userdata; break;
1923 case GWL_STYLE: retvalue = wndPtr->dwStyle; break;
1924 case GWL_EXSTYLE: retvalue = wndPtr->dwExStyle; break;
1925 case GWLP_ID: retvalue = wndPtr->wIDmenu; break;
1926 case GWLP_HINSTANCE: retvalue = (ULONG_PTR)wndPtr->hInstance; break;
1928 /* This looks like a hack only for the edit control (see tests). This makes these controls
1929 * more tolerant to A/W mismatches. The lack of W->A->W conversion for such a mismatch suggests
1930 * that the hack is in GetWindowLongPtr[AW], not in winprocs.
1932 if (wndPtr->winproc == EDIT_winproc_handle && (!unicode != !(wndPtr->flags & WIN_ISUNICODE)))
1933 retvalue = (ULONG_PTR)wndPtr->winproc;
1935 retvalue = (ULONG_PTR)WINPROC_GetProc( wndPtr->winproc, unicode );
1938 WARN("Unknown offset %d\n", offset );
1939 SetLastError( ERROR_INVALID_INDEX );
1942 WIN_ReleasePtr(wndPtr);
1947 /**********************************************************************
1950 * Helper function for SetWindowLong().
1952 * 0 is the failure code. However, in the case of failure SetLastError
1953 * must be set to distinguish between a 0 return value and a failure.
1955 LONG_PTR WIN_SetWindowLong( HWND hwnd, INT offset, UINT size, LONG_PTR newval, BOOL unicode )
1959 LONG_PTR retval = 0;
1962 TRACE( "%p %d %lx %c\n", hwnd, offset, newval, unicode ? 'W' : 'A' );
1964 if (is_broadcast(hwnd))
1966 SetLastError( ERROR_INVALID_PARAMETER );
1970 if (!(wndPtr = WIN_GetPtr( hwnd )))
1972 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
1975 if (wndPtr == WND_DESKTOP)
1977 /* can't change anything on the desktop window */
1978 SetLastError( ERROR_ACCESS_DENIED );
1981 if (wndPtr == WND_OTHER_PROCESS)
1983 if (offset == GWLP_WNDPROC)
1985 SetLastError( ERROR_ACCESS_DENIED );
1988 if (offset > 32767 || offset < -32767)
1990 SetLastError( ERROR_INVALID_INDEX );
1993 return SendMessageW( hwnd, WM_WINE_SETWINDOWLONG, MAKEWPARAM( offset, size ), newval );
1996 /* first some special cases */
2002 offset == GWL_STYLE ? wndPtr->dwStyle : wndPtr->dwExStyle;
2003 style.styleNew = newval;
2004 WIN_ReleasePtr( wndPtr );
2005 SendMessageW( hwnd, WM_STYLECHANGING, offset, (LPARAM)&style );
2006 if (!(wndPtr = WIN_GetPtr( hwnd )) || wndPtr == WND_OTHER_PROCESS) return 0;
2007 newval = style.styleNew;
2009 case GWLP_HWNDPARENT:
2010 if (wndPtr->parent == GetDesktopWindow())
2012 WIN_ReleasePtr( wndPtr );
2013 return (ULONG_PTR)WIN_SetOwner( hwnd, (HWND)newval );
2017 WIN_ReleasePtr( wndPtr );
2018 return (ULONG_PTR)SetParent( hwnd, (HWND)newval );
2023 UINT old_flags = wndPtr->flags;
2024 retval = WIN_GetWindowLong( hwnd, offset, size, unicode );
2025 if (unicode) proc = WINPROC_AllocProc( NULL, (WNDPROC)newval );
2026 else proc = WINPROC_AllocProc( (WNDPROC)newval, NULL );
2027 if (proc) wndPtr->winproc = proc;
2028 if (WINPROC_IsUnicode( proc, unicode )) wndPtr->flags |= WIN_ISUNICODE;
2029 else wndPtr->flags &= ~WIN_ISUNICODE;
2030 if (!((old_flags ^ wndPtr->flags) & WIN_ISUNICODE))
2032 WIN_ReleasePtr( wndPtr );
2035 /* update is_unicode flag on the server side */
2039 case GWLP_HINSTANCE:
2043 if ((wndPtr->cbWndExtra - sizeof(LONG_PTR) >= DWLP_DLGPROC) &&
2044 (size == sizeof(LONG_PTR)) && (wndPtr->flags & WIN_ISDIALOG))
2046 WNDPROC *ptr = (WNDPROC *)((char *)wndPtr->wExtra + DWLP_DLGPROC);
2047 retval = (ULONG_PTR)WINPROC_GetProc( *ptr, unicode );
2048 if (unicode) *ptr = WINPROC_AllocProc( NULL, (WNDPROC)newval );
2049 else *ptr = WINPROC_AllocProc( (WNDPROC)newval, NULL );
2050 WIN_ReleasePtr( wndPtr );
2055 if (offset < 0 || offset > (int)(wndPtr->cbWndExtra - size))
2057 WARN("Invalid offset %d\n", offset );
2058 WIN_ReleasePtr( wndPtr );
2059 SetLastError( ERROR_INVALID_INDEX );
2062 else if (get_win_data( (char *)wndPtr->wExtra + offset, size ) == newval)
2064 /* already set to the same value */
2065 WIN_ReleasePtr( wndPtr );
2071 SERVER_START_REQ( set_window_info )
2073 req->handle = wine_server_user_handle( hwnd );
2074 req->extra_offset = -1;
2078 req->flags = SET_WIN_STYLE;
2079 req->style = newval;
2082 req->flags = SET_WIN_EXSTYLE;
2083 /* WS_EX_TOPMOST can only be changed through SetWindowPos */
2084 newval = (newval & ~WS_EX_TOPMOST) | (wndPtr->dwExStyle & WS_EX_TOPMOST);
2085 req->ex_style = newval;
2088 req->flags = SET_WIN_ID;
2091 case GWLP_HINSTANCE:
2092 req->flags = SET_WIN_INSTANCE;
2093 req->instance = wine_server_client_ptr( (void *)newval );
2096 req->flags = SET_WIN_UNICODE;
2097 req->is_unicode = (wndPtr->flags & WIN_ISUNICODE) != 0;
2100 req->flags = SET_WIN_USERDATA;
2101 req->user_data = newval;
2104 req->flags = SET_WIN_EXTRA;
2105 req->extra_offset = offset;
2106 req->extra_size = size;
2107 set_win_data( &req->extra_value, newval, size );
2109 if ((ok = !wine_server_call_err( req )))
2114 wndPtr->dwStyle = newval;
2115 retval = reply->old_style;
2118 wndPtr->dwExStyle = newval;
2119 retval = reply->old_ex_style;
2122 wndPtr->wIDmenu = newval;
2123 retval = reply->old_id;
2125 case GWLP_HINSTANCE:
2126 wndPtr->hInstance = (HINSTANCE)newval;
2127 retval = (ULONG_PTR)wine_server_get_ptr( reply->old_instance );
2132 wndPtr->userdata = newval;
2133 retval = reply->old_user_data;
2136 retval = get_win_data( (char *)wndPtr->wExtra + offset, size );
2137 set_win_data( (char *)wndPtr->wExtra + offset, newval, size );
2143 WIN_ReleasePtr( wndPtr );
2147 if (offset == GWL_STYLE || offset == GWL_EXSTYLE)
2149 USER_Driver->pSetWindowStyle( hwnd, offset, &style );
2150 SendMessageW( hwnd, WM_STYLECHANGED, offset, (LPARAM)&style );
2157 /**********************************************************************
2158 * GetWindowLong (USER.135)
2160 LONG WINAPI GetWindowLong16( HWND16 hwnd, INT16 offset )
2164 BOOL is_winproc = (offset == GWLP_WNDPROC);
2168 if (!(wndPtr = WIN_GetPtr( WIN_Handle32(hwnd) )))
2170 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
2173 if (wndPtr != WND_OTHER_PROCESS && wndPtr != WND_DESKTOP)
2175 if (offset > (int)(wndPtr->cbWndExtra - sizeof(LONG)))
2178 * Some programs try to access last element from 16 bit
2179 * code using illegal offset value. Hopefully this is
2180 * what those programs really expect.
2182 if (wndPtr->cbWndExtra >= 4 && offset == wndPtr->cbWndExtra - sizeof(WORD))
2184 INT offset2 = wndPtr->cbWndExtra - sizeof(LONG);
2185 ERR( "- replaced invalid offset %d with %d\n", offset, offset2 );
2190 WARN("Invalid offset %d\n", offset );
2191 WIN_ReleasePtr( wndPtr );
2192 SetLastError( ERROR_INVALID_INDEX );
2196 is_winproc = ((offset == DWLP_DLGPROC) && (wndPtr->flags & WIN_ISDIALOG));
2197 WIN_ReleasePtr( wndPtr );
2200 retvalue = GetWindowLongA( WIN_Handle32(hwnd), offset );
2201 if (is_winproc) retvalue = (LONG_PTR)WINPROC_GetProc16( (WNDPROC)retvalue, FALSE );
2206 /**********************************************************************
2207 * GetWindowWord (USER32.@)
2209 WORD WINAPI GetWindowWord( HWND hwnd, INT offset )
2214 case GWLP_HINSTANCE:
2215 case GWLP_HWNDPARENT:
2220 WARN("Invalid offset %d\n", offset );
2221 SetLastError( ERROR_INVALID_INDEX );
2226 return WIN_GetWindowLong( hwnd, offset, sizeof(WORD), FALSE );
2230 /**********************************************************************
2231 * GetWindowLongA (USER32.@)
2233 LONG WINAPI GetWindowLongA( HWND hwnd, INT offset )
2235 return WIN_GetWindowLong( hwnd, offset, sizeof(LONG), FALSE );
2239 /**********************************************************************
2240 * GetWindowLongW (USER32.@)
2242 LONG WINAPI GetWindowLongW( HWND hwnd, INT offset )
2244 return WIN_GetWindowLong( hwnd, offset, sizeof(LONG), TRUE );
2248 /**********************************************************************
2249 * SetWindowLong (USER.136)
2251 LONG WINAPI SetWindowLong16( HWND16 hwnd, INT16 offset, LONG newval )
2254 BOOL is_winproc = (offset == GWLP_WNDPROC);
2256 if (offset == DWLP_DLGPROC)
2258 if (!(wndPtr = WIN_GetPtr( WIN_Handle32(hwnd) )))
2260 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
2263 if (wndPtr != WND_OTHER_PROCESS && wndPtr != WND_DESKTOP)
2265 is_winproc = ((wndPtr->cbWndExtra - sizeof(LONG_PTR) >= DWLP_DLGPROC) &&
2266 (wndPtr->flags & WIN_ISDIALOG));
2267 WIN_ReleasePtr( wndPtr );
2273 WNDPROC new_proc = WINPROC_AllocProc16( (WNDPROC16)newval );
2274 WNDPROC old_proc = (WNDPROC)SetWindowLongPtrA( WIN_Handle32(hwnd), offset, (LONG_PTR)new_proc );
2275 return (LONG)WINPROC_GetProc16( old_proc, FALSE );
2277 else return SetWindowLongA( WIN_Handle32(hwnd), offset, newval );
2281 /**********************************************************************
2282 * SetWindowWord (USER32.@)
2284 WORD WINAPI SetWindowWord( HWND hwnd, INT offset, WORD newval )
2289 case GWLP_HINSTANCE:
2290 case GWLP_HWNDPARENT:
2295 WARN("Invalid offset %d\n", offset );
2296 SetLastError( ERROR_INVALID_INDEX );
2301 return WIN_SetWindowLong( hwnd, offset, sizeof(WORD), newval, FALSE );
2305 /**********************************************************************
2306 * SetWindowLongA (USER32.@)
2308 * See SetWindowLongW.
2310 LONG WINAPI SetWindowLongA( HWND hwnd, INT offset, LONG newval )
2312 return WIN_SetWindowLong( hwnd, offset, sizeof(LONG), newval, FALSE );
2316 /**********************************************************************
2317 * SetWindowLongW (USER32.@) Set window attribute
2319 * SetWindowLong() alters one of a window's attributes or sets a 32-bit (long)
2320 * value in a window's extra memory.
2322 * The _hwnd_ parameter specifies the window. is the handle to a
2323 * window that has extra memory. The _newval_ parameter contains the
2324 * new attribute or extra memory value. If positive, the _offset_
2325 * parameter is the byte-addressed location in the window's extra
2326 * memory to set. If negative, _offset_ specifies the window
2327 * attribute to set, and should be one of the following values:
2329 * GWL_EXSTYLE The window's extended window style
2331 * GWL_STYLE The window's window style.
2333 * GWLP_WNDPROC Pointer to the window's window procedure.
2335 * GWLP_HINSTANCE The window's pplication instance handle.
2337 * GWLP_ID The window's identifier.
2339 * GWLP_USERDATA The window's user-specified data.
2341 * If the window is a dialog box, the _offset_ parameter can be one of
2342 * the following values:
2344 * DWLP_DLGPROC The address of the window's dialog box procedure.
2346 * DWLP_MSGRESULT The return value of a message
2347 * that the dialog box procedure processed.
2349 * DWLP_USER Application specific information.
2353 * If successful, returns the previous value located at _offset_. Otherwise,
2358 * Extra memory for a window class is specified by a nonzero cbWndExtra
2359 * parameter of the WNDCLASS structure passed to RegisterClass() at the
2360 * time of class creation.
2362 * Using GWL_WNDPROC to set a new window procedure effectively creates
2363 * a window subclass. Use CallWindowProc() in the new windows procedure
2364 * to pass messages to the superclass's window procedure.
2366 * The user data is reserved for use by the application which created
2369 * Do not use GWL_STYLE to change the window's WS_DISABLED style;
2370 * instead, call the EnableWindow() function to change the window's
2373 * Do not use GWL_HWNDPARENT to reset the window's parent, use
2374 * SetParent() instead.
2377 * When offset is GWL_STYLE and the calling app's ver is 4.0,
2378 * it sends WM_STYLECHANGING before changing the settings
2379 * and WM_STYLECHANGED afterwards.
2380 * App ver 4.0 can't use SetWindowLong to change WS_EX_TOPMOST.
2382 LONG WINAPI SetWindowLongW(
2383 HWND hwnd, /* [in] window to alter */
2384 INT offset, /* [in] offset, in bytes, of location to alter */
2385 LONG newval /* [in] new value of location */
2387 return WIN_SetWindowLong( hwnd, offset, sizeof(LONG), newval, TRUE );
2391 /*******************************************************************
2392 * GetWindowTextA (USER32.@)
2394 INT WINAPI GetWindowTextA( HWND hwnd, LPSTR lpString, INT nMaxCount )
2398 if (!lpString) return 0;
2400 if (WIN_IsCurrentProcess( hwnd ))
2401 return (INT)SendMessageA( hwnd, WM_GETTEXT, nMaxCount, (LPARAM)lpString );
2403 /* when window belongs to other process, don't send a message */
2404 if (nMaxCount <= 0) return 0;
2405 if (!(buffer = HeapAlloc( GetProcessHeap(), 0, nMaxCount * sizeof(WCHAR) ))) return 0;
2406 get_server_window_text( hwnd, buffer, nMaxCount );
2407 if (!WideCharToMultiByte( CP_ACP, 0, buffer, -1, lpString, nMaxCount, NULL, NULL ))
2408 lpString[nMaxCount-1] = 0;
2409 HeapFree( GetProcessHeap(), 0, buffer );
2410 return strlen(lpString);
2414 /*******************************************************************
2415 * InternalGetWindowText (USER32.@)
2417 INT WINAPI InternalGetWindowText(HWND hwnd,LPWSTR lpString,INT nMaxCount )
2421 if (nMaxCount <= 0) return 0;
2422 if (!(win = WIN_GetPtr( hwnd ))) return 0;
2423 if (win == WND_DESKTOP) lpString[0] = 0;
2424 else if (win != WND_OTHER_PROCESS)
2426 if (win->text) lstrcpynW( lpString, win->text, nMaxCount );
2427 else lpString[0] = 0;
2428 WIN_ReleasePtr( win );
2432 get_server_window_text( hwnd, lpString, nMaxCount );
2434 return strlenW(lpString);
2438 /*******************************************************************
2439 * GetWindowTextW (USER32.@)
2441 INT WINAPI GetWindowTextW( HWND hwnd, LPWSTR lpString, INT nMaxCount )
2443 if (!lpString) return 0;
2445 if (WIN_IsCurrentProcess( hwnd ))
2446 return (INT)SendMessageW( hwnd, WM_GETTEXT, nMaxCount, (LPARAM)lpString );
2448 /* when window belongs to other process, don't send a message */
2449 if (nMaxCount <= 0) return 0;
2450 get_server_window_text( hwnd, lpString, nMaxCount );
2451 return strlenW(lpString);
2455 /*******************************************************************
2456 * SetWindowTextA (USER32.@)
2457 * SetWindowText (USER32.@)
2459 BOOL WINAPI SetWindowTextA( HWND hwnd, LPCSTR lpString )
2461 if (is_broadcast(hwnd))
2463 SetLastError( ERROR_INVALID_PARAMETER );
2466 if (!WIN_IsCurrentProcess( hwnd ))
2467 WARN( "setting text %s of other process window %p should not use SendMessage\n",
2468 debugstr_a(lpString), hwnd );
2469 return (BOOL)SendMessageA( hwnd, WM_SETTEXT, 0, (LPARAM)lpString );
2473 /*******************************************************************
2474 * SetWindowTextW (USER32.@)
2476 BOOL WINAPI SetWindowTextW( HWND hwnd, LPCWSTR lpString )
2478 if (is_broadcast(hwnd))
2480 SetLastError( ERROR_INVALID_PARAMETER );
2483 if (!WIN_IsCurrentProcess( hwnd ))
2484 WARN( "setting text %s of other process window %p should not use SendMessage\n",
2485 debugstr_w(lpString), hwnd );
2486 return (BOOL)SendMessageW( hwnd, WM_SETTEXT, 0, (LPARAM)lpString );
2490 /*******************************************************************
2491 * GetWindowTextLengthA (USER32.@)
2493 INT WINAPI GetWindowTextLengthA( HWND hwnd )
2495 return SendMessageA( hwnd, WM_GETTEXTLENGTH, 0, 0 );
2498 /*******************************************************************
2499 * GetWindowTextLengthW (USER32.@)
2501 INT WINAPI GetWindowTextLengthW( HWND hwnd )
2503 return SendMessageW( hwnd, WM_GETTEXTLENGTH, 0, 0 );
2507 /*******************************************************************
2508 * IsWindow (USER32.@)
2510 BOOL WINAPI IsWindow( HWND hwnd )
2515 if (!(ptr = WIN_GetPtr( hwnd ))) return FALSE;
2516 if (ptr == WND_DESKTOP) return TRUE;
2518 if (ptr != WND_OTHER_PROCESS)
2520 WIN_ReleasePtr( ptr );
2524 /* check other processes */
2525 SERVER_START_REQ( get_window_info )
2527 req->handle = wine_server_user_handle( hwnd );
2528 ret = !wine_server_call_err( req );
2535 /***********************************************************************
2536 * GetWindowThreadProcessId (USER32.@)
2538 DWORD WINAPI GetWindowThreadProcessId( HWND hwnd, LPDWORD process )
2543 if (!(ptr = WIN_GetPtr( hwnd )))
2545 SetLastError( ERROR_INVALID_WINDOW_HANDLE);
2549 if (ptr != WND_OTHER_PROCESS && ptr != WND_DESKTOP)
2551 /* got a valid window */
2553 if (process) *process = GetCurrentProcessId();
2554 WIN_ReleasePtr( ptr );
2558 /* check other processes */
2559 SERVER_START_REQ( get_window_info )
2561 req->handle = wine_server_user_handle( hwnd );
2562 if (!wine_server_call_err( req ))
2564 tid = (DWORD)reply->tid;
2565 if (process) *process = (DWORD)reply->pid;
2573 /*****************************************************************
2574 * GetParent (USER32.@)
2576 HWND WINAPI GetParent( HWND hwnd )
2581 if (!(wndPtr = WIN_GetPtr( hwnd )))
2583 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
2586 if (wndPtr == WND_DESKTOP) return 0;
2587 if (wndPtr == WND_OTHER_PROCESS)
2589 LONG style = GetWindowLongW( hwnd, GWL_STYLE );
2590 if (style & (WS_POPUP | WS_CHILD))
2592 SERVER_START_REQ( get_window_tree )
2594 req->handle = wine_server_user_handle( hwnd );
2595 if (!wine_server_call_err( req ))
2597 if (style & WS_POPUP) retvalue = wine_server_ptr_handle( reply->owner );
2598 else if (style & WS_CHILD) retvalue = wine_server_ptr_handle( reply->parent );
2606 if (wndPtr->dwStyle & WS_POPUP) retvalue = wndPtr->owner;
2607 else if (wndPtr->dwStyle & WS_CHILD) retvalue = wndPtr->parent;
2608 WIN_ReleasePtr( wndPtr );
2614 /*****************************************************************
2615 * GetAncestor (USER32.@)
2617 HWND WINAPI GetAncestor( HWND hwnd, UINT type )
2620 HWND *list, ret = 0;
2625 if (!(win = WIN_GetPtr( hwnd )))
2627 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
2630 if (win == WND_DESKTOP) return 0;
2631 if (win != WND_OTHER_PROCESS)
2634 WIN_ReleasePtr( win );
2636 else /* need to query the server */
2638 SERVER_START_REQ( get_window_tree )
2640 req->handle = wine_server_user_handle( hwnd );
2641 if (!wine_server_call_err( req )) ret = wine_server_ptr_handle( reply->parent );
2648 if (!(list = list_window_parents( hwnd ))) return 0;
2650 if (!list[0] || !list[1]) ret = WIN_GetFullHandle( hwnd ); /* top-level window */
2654 while (list[count]) count++;
2655 ret = list[count - 2]; /* get the one before the desktop */
2657 HeapFree( GetProcessHeap(), 0, list );
2661 if (is_desktop_window( hwnd )) return 0;
2662 ret = WIN_GetFullHandle( hwnd );
2665 HWND parent = GetParent( ret );
2675 /*****************************************************************
2676 * SetParent (USER32.@)
2678 HWND WINAPI SetParent( HWND hwnd, HWND parent )
2681 HWND old_parent = 0;
2686 if (is_broadcast(hwnd) || is_broadcast(parent))
2688 SetLastError(ERROR_INVALID_PARAMETER);
2692 if (!parent) parent = GetDesktopWindow();
2693 else if (parent == HWND_MESSAGE) parent = get_hwnd_message_parent();
2694 else parent = WIN_GetFullHandle( parent );
2696 if (!IsWindow( parent ))
2698 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
2702 /* Some applications try to set a child as a parent */
2703 if (IsChild(hwnd, parent))
2705 SetLastError( ERROR_INVALID_PARAMETER );
2709 if (!(full_handle = WIN_IsCurrentThread( hwnd )))
2710 return (HWND)SendMessageW( hwnd, WM_WINE_SETPARENT, (WPARAM)parent, 0 );
2712 /* Windows hides the window first, then shows it again
2713 * including the WM_SHOWWINDOW messages and all */
2714 was_visible = ShowWindow( hwnd, SW_HIDE );
2716 wndPtr = WIN_GetPtr( hwnd );
2717 if (!wndPtr || wndPtr == WND_OTHER_PROCESS || wndPtr == WND_DESKTOP) return 0;
2719 SERVER_START_REQ( set_parent )
2721 req->handle = wine_server_user_handle( hwnd );
2722 req->parent = wine_server_user_handle( parent );
2723 if ((ret = !wine_server_call( req )))
2725 old_parent = wine_server_ptr_handle( reply->old_parent );
2726 wndPtr->parent = parent = wine_server_ptr_handle( reply->full_parent );
2731 WIN_ReleasePtr( wndPtr );
2734 USER_Driver->pSetParent( full_handle, parent, old_parent );
2736 /* SetParent additionally needs to make hwnd the topmost window
2737 in the x-order and send the expected WM_WINDOWPOSCHANGING and
2738 WM_WINDOWPOSCHANGED notification messages.
2740 SetWindowPos( hwnd, HWND_TOP, 0, 0, 0, 0,
2741 SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE | (was_visible ? SWP_SHOWWINDOW : 0) );
2742 /* FIXME: a WM_MOVE is also generated (in the DefWindowProc handler
2743 * for WM_WINDOWPOSCHANGED) in Windows, should probably remove SWP_NOMOVE */
2749 /*******************************************************************
2750 * IsChild (USER32.@)
2752 BOOL WINAPI IsChild( HWND parent, HWND child )
2754 HWND *list = list_window_parents( child );
2758 if (!list) return FALSE;
2759 parent = WIN_GetFullHandle( parent );
2760 for (i = 0; list[i]; i++) if (list[i] == parent) break;
2761 ret = list[i] && list[i+1];
2762 HeapFree( GetProcessHeap(), 0, list );
2767 /***********************************************************************
2768 * IsWindowVisible (USER32.@)
2770 BOOL WINAPI IsWindowVisible( HWND hwnd )
2776 if (!(GetWindowLongW( hwnd, GWL_STYLE ) & WS_VISIBLE)) return FALSE;
2777 if (!(list = list_window_parents( hwnd ))) return TRUE;
2780 for (i = 0; list[i+1]; i++)
2781 if (!(GetWindowLongW( list[i], GWL_STYLE ) & WS_VISIBLE)) break;
2782 retval = !list[i+1] && (list[i] == GetDesktopWindow()); /* top message window isn't visible */
2784 HeapFree( GetProcessHeap(), 0, list );
2789 /***********************************************************************
2790 * WIN_IsWindowDrawable
2792 * hwnd is drawable when it is visible, all parents are not
2793 * minimized, and it is itself not minimized unless we are
2794 * trying to draw its default class icon.
2796 BOOL WIN_IsWindowDrawable( HWND hwnd, BOOL icon )
2801 LONG style = GetWindowLongW( hwnd, GWL_STYLE );
2803 if (!(style & WS_VISIBLE)) return FALSE;
2804 if ((style & WS_MINIMIZE) && icon && GetClassLongPtrW( hwnd, GCLP_HICON )) return FALSE;
2806 if (!(list = list_window_parents( hwnd ))) return TRUE;
2809 for (i = 0; list[i+1]; i++)
2810 if ((GetWindowLongW( list[i], GWL_STYLE ) & (WS_VISIBLE|WS_MINIMIZE)) != WS_VISIBLE)
2812 retval = !list[i+1] && (list[i] == GetDesktopWindow()); /* top message window isn't visible */
2814 HeapFree( GetProcessHeap(), 0, list );
2819 /*******************************************************************
2820 * GetTopWindow (USER32.@)
2822 HWND WINAPI GetTopWindow( HWND hwnd )
2824 if (!hwnd) hwnd = GetDesktopWindow();
2825 return GetWindow( hwnd, GW_CHILD );
2829 /*******************************************************************
2830 * GetWindow (USER32.@)
2832 HWND WINAPI GetWindow( HWND hwnd, UINT rel )
2836 if (rel == GW_OWNER) /* this one may be available locally */
2838 WND *wndPtr = WIN_GetPtr( hwnd );
2841 SetLastError( ERROR_INVALID_HANDLE );
2844 if (wndPtr == WND_DESKTOP) return 0;
2845 if (wndPtr != WND_OTHER_PROCESS)
2847 retval = wndPtr->owner;
2848 WIN_ReleasePtr( wndPtr );
2851 /* else fall through to server call */
2854 SERVER_START_REQ( get_window_tree )
2856 req->handle = wine_server_user_handle( hwnd );
2857 if (!wine_server_call_err( req ))
2862 retval = wine_server_ptr_handle( reply->first_sibling );
2865 retval = wine_server_ptr_handle( reply->last_sibling );
2868 retval = wine_server_ptr_handle( reply->next_sibling );
2871 retval = wine_server_ptr_handle( reply->prev_sibling );
2874 retval = wine_server_ptr_handle( reply->owner );
2877 retval = wine_server_ptr_handle( reply->first_child );
2887 /*******************************************************************
2888 * ShowOwnedPopups (USER32.@)
2890 BOOL WINAPI ShowOwnedPopups( HWND owner, BOOL fShow )
2894 HWND *win_array = WIN_ListChildren( GetDesktopWindow() );
2896 if (!win_array) return TRUE;
2898 while (win_array[count]) count++;
2899 while (--count >= 0)
2901 if (GetWindow( win_array[count], GW_OWNER ) != owner) continue;
2902 if (!(pWnd = WIN_GetPtr( win_array[count] ))) continue;
2903 if (pWnd == WND_OTHER_PROCESS) continue;
2906 if (pWnd->flags & WIN_NEEDS_SHOW_OWNEDPOPUP)
2908 WIN_ReleasePtr( pWnd );
2909 /* In Windows, ShowOwnedPopups(TRUE) generates
2910 * WM_SHOWWINDOW messages with SW_PARENTOPENING,
2911 * regardless of the state of the owner
2913 SendMessageW(win_array[count], WM_SHOWWINDOW, SW_SHOWNORMAL, SW_PARENTOPENING);
2919 if (pWnd->dwStyle & WS_VISIBLE)
2921 WIN_ReleasePtr( pWnd );
2922 /* In Windows, ShowOwnedPopups(FALSE) generates
2923 * WM_SHOWWINDOW messages with SW_PARENTCLOSING,
2924 * regardless of the state of the owner
2926 SendMessageW(win_array[count], WM_SHOWWINDOW, SW_HIDE, SW_PARENTCLOSING);
2930 WIN_ReleasePtr( pWnd );
2932 HeapFree( GetProcessHeap(), 0, win_array );
2937 /*******************************************************************
2938 * GetLastActivePopup (USER32.@)
2940 HWND WINAPI GetLastActivePopup( HWND hwnd )
2944 SERVER_START_REQ( get_window_info )
2946 req->handle = wine_server_user_handle( hwnd );
2947 if (!wine_server_call_err( req )) retval = wine_server_ptr_handle( reply->last_active );
2954 /*******************************************************************
2957 * Build an array of the children of a given window. The array must be
2958 * freed with HeapFree. Returns NULL when no windows are found.
2960 HWND *WIN_ListChildren( HWND hwnd )
2964 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
2967 return list_window_children( 0, hwnd, NULL, 0 );
2971 /*******************************************************************
2972 * EnumWindows (USER32.@)
2974 BOOL WINAPI EnumWindows( WNDENUMPROC lpEnumFunc, LPARAM lParam )
2980 USER_CheckNotLock();
2982 /* We have to build a list of all windows first, to avoid */
2983 /* unpleasant side-effects, for instance if the callback */
2984 /* function changes the Z-order of the windows. */
2986 if (!(list = WIN_ListChildren( GetDesktopWindow() ))) return TRUE;
2988 /* Now call the callback function for every window */
2990 for (i = 0; list[i]; i++)
2992 /* Make sure that the window still exists */
2993 if (!IsWindow( list[i] )) continue;
2994 if (!(ret = lpEnumFunc( list[i], lParam ))) break;
2996 HeapFree( GetProcessHeap(), 0, list );
3001 /**********************************************************************
3002 * EnumThreadWindows (USER32.@)
3004 BOOL WINAPI EnumThreadWindows( DWORD id, WNDENUMPROC func, LPARAM lParam )
3009 USER_CheckNotLock();
3011 if (!(list = list_window_children( 0, GetDesktopWindow(), NULL, id ))) return TRUE;
3013 /* Now call the callback function for every window */
3015 for (i = 0; list[i]; i++)
3016 if (!func( list[i], lParam )) break;
3017 HeapFree( GetProcessHeap(), 0, list );
3022 /***********************************************************************
3023 * EnumDesktopWindows (USER32.@)
3025 BOOL WINAPI EnumDesktopWindows( HDESK desktop, WNDENUMPROC func, LPARAM lparam )
3030 USER_CheckNotLock();
3032 if (!(list = list_window_children( desktop, 0, NULL, 0 ))) return TRUE;
3034 for (i = 0; list[i]; i++)
3035 if (!func( list[i], lparam )) break;
3036 HeapFree( GetProcessHeap(), 0, list );
3041 /**********************************************************************
3042 * WIN_EnumChildWindows
3044 * Helper function for EnumChildWindows().
3046 static BOOL WIN_EnumChildWindows( HWND *list, WNDENUMPROC func, LPARAM lParam )
3051 for ( ; *list; list++)
3053 /* Make sure that the window still exists */
3054 if (!IsWindow( *list )) continue;
3055 /* Build children list first */
3056 childList = WIN_ListChildren( *list );
3058 ret = func( *list, lParam );
3062 if (ret) ret = WIN_EnumChildWindows( childList, func, lParam );
3063 HeapFree( GetProcessHeap(), 0, childList );
3065 if (!ret) return FALSE;
3071 /**********************************************************************
3072 * EnumChildWindows (USER32.@)
3074 BOOL WINAPI EnumChildWindows( HWND parent, WNDENUMPROC func, LPARAM lParam )
3079 USER_CheckNotLock();
3081 if (!(list = WIN_ListChildren( parent ))) return FALSE;
3082 ret = WIN_EnumChildWindows( list, func, lParam );
3083 HeapFree( GetProcessHeap(), 0, list );
3088 /*******************************************************************
3089 * AnyPopup (USER.52)
3091 BOOL16 WINAPI AnyPopup16(void)
3097 /*******************************************************************
3098 * AnyPopup (USER32.@)
3100 BOOL WINAPI AnyPopup(void)
3104 HWND *list = WIN_ListChildren( GetDesktopWindow() );
3106 if (!list) return FALSE;
3107 for (i = 0; list[i]; i++)
3109 if (IsWindowVisible( list[i] ) && GetWindow( list[i], GW_OWNER )) break;
3111 retvalue = (list[i] != 0);
3112 HeapFree( GetProcessHeap(), 0, list );
3117 /*******************************************************************
3118 * FlashWindow (USER32.@)
3120 BOOL WINAPI FlashWindow( HWND hWnd, BOOL bInvert )
3124 TRACE("%p\n", hWnd);
3126 if (IsIconic( hWnd ))
3128 RedrawWindow( hWnd, 0, 0, RDW_INVALIDATE | RDW_ERASE | RDW_UPDATENOW | RDW_FRAME );
3130 wndPtr = WIN_GetPtr(hWnd);
3131 if (!wndPtr || wndPtr == WND_OTHER_PROCESS || wndPtr == WND_DESKTOP) return FALSE;
3132 if (bInvert && !(wndPtr->flags & WIN_NCACTIVATED))
3134 wndPtr->flags |= WIN_NCACTIVATED;
3138 wndPtr->flags &= ~WIN_NCACTIVATED;
3140 WIN_ReleasePtr( wndPtr );
3147 wndPtr = WIN_GetPtr(hWnd);
3148 if (!wndPtr || wndPtr == WND_OTHER_PROCESS || wndPtr == WND_DESKTOP) return FALSE;
3149 hWnd = wndPtr->hwndSelf; /* make it a full handle */
3151 if (bInvert) wparam = !(wndPtr->flags & WIN_NCACTIVATED);
3152 else wparam = (hWnd == GetForegroundWindow());
3154 WIN_ReleasePtr( wndPtr );
3155 SendMessageW( hWnd, WM_NCACTIVATE, wparam, 0 );
3160 /*******************************************************************
3161 * FlashWindowEx (USER32.@)
3163 BOOL WINAPI FlashWindowEx( PFLASHWINFO pfwi )
3165 FIXME("%p\n", pfwi);
3169 /*******************************************************************
3170 * GetWindowContextHelpId (USER32.@)
3172 DWORD WINAPI GetWindowContextHelpId( HWND hwnd )
3175 WND *wnd = WIN_GetPtr( hwnd );
3176 if (!wnd || wnd == WND_DESKTOP) return 0;
3177 if (wnd == WND_OTHER_PROCESS)
3179 if (IsWindow( hwnd )) FIXME( "not supported on other process window %p\n", hwnd );
3182 retval = wnd->helpContext;
3183 WIN_ReleasePtr( wnd );
3188 /*******************************************************************
3189 * SetWindowContextHelpId (USER32.@)
3191 BOOL WINAPI SetWindowContextHelpId( HWND hwnd, DWORD id )
3193 WND *wnd = WIN_GetPtr( hwnd );
3194 if (!wnd || wnd == WND_DESKTOP) return FALSE;
3195 if (wnd == WND_OTHER_PROCESS)
3197 if (IsWindow( hwnd )) FIXME( "not supported on other process window %p\n", hwnd );
3200 wnd->helpContext = id;
3201 WIN_ReleasePtr( wnd );
3206 /*******************************************************************
3207 * DragDetect (USER32.@)
3209 BOOL WINAPI DragDetect( HWND hWnd, POINT pt )
3213 WORD wDragWidth = GetSystemMetrics(SM_CXDRAG);
3214 WORD wDragHeight= GetSystemMetrics(SM_CYDRAG);
3216 rect.left = pt.x - wDragWidth;
3217 rect.right = pt.x + wDragWidth;
3219 rect.top = pt.y - wDragHeight;
3220 rect.bottom = pt.y + wDragHeight;
3226 while (PeekMessageW( &msg, 0, WM_MOUSEFIRST, WM_MOUSELAST, PM_REMOVE ))
3228 if( msg.message == WM_LBUTTONUP )
3233 if( msg.message == WM_MOUSEMOVE )
3236 tmp.x = (short)LOWORD(msg.lParam);
3237 tmp.y = (short)HIWORD(msg.lParam);
3238 if( !PtInRect( &rect, tmp ))
3250 /******************************************************************************
3251 * GetWindowModuleFileNameA (USER32.@)
3253 UINT WINAPI GetWindowModuleFileNameA( HWND hwnd, LPSTR module, UINT size )
3258 TRACE( "%p, %p, %u\n", hwnd, module, size );
3260 win = WIN_GetPtr( hwnd );
3261 if (!win || win == WND_OTHER_PROCESS || win == WND_DESKTOP)
3263 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
3266 hinst = win->hInstance;
3267 WIN_ReleasePtr( win );
3269 return GetModuleFileNameA( hinst, module, size );
3272 /******************************************************************************
3273 * GetWindowModuleFileNameW (USER32.@)
3275 UINT WINAPI GetWindowModuleFileNameW( HWND hwnd, LPWSTR module, UINT size )
3280 TRACE( "%p, %p, %u\n", hwnd, module, size );
3282 win = WIN_GetPtr( hwnd );
3283 if (!win || win == WND_OTHER_PROCESS || win == WND_DESKTOP)
3285 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
3288 hinst = win->hInstance;
3289 WIN_ReleasePtr( win );
3291 return GetModuleFileNameW( hinst, module, size );
3294 /******************************************************************************
3295 * GetWindowInfo (USER32.@)
3297 * Note: tests show that Windows doesn't check cbSize of the structure.
3299 BOOL WINAPI GetWindowInfo( HWND hwnd, PWINDOWINFO pwi)
3301 if (!pwi) return FALSE;
3302 if (!IsWindow(hwnd)) return FALSE;
3304 GetWindowRect(hwnd, &pwi->rcWindow);
3305 GetClientRect(hwnd, &pwi->rcClient);
3306 /* translate to screen coordinates */
3307 MapWindowPoints(hwnd, 0, (LPPOINT)&pwi->rcClient, 2);
3309 pwi->dwStyle = GetWindowLongW(hwnd, GWL_STYLE);
3310 pwi->dwExStyle = GetWindowLongW(hwnd, GWL_EXSTYLE);
3311 pwi->dwWindowStatus = ((GetActiveWindow() == hwnd) ? WS_ACTIVECAPTION : 0);
3313 pwi->cxWindowBorders = pwi->rcClient.left - pwi->rcWindow.left;
3314 pwi->cyWindowBorders = pwi->rcWindow.bottom - pwi->rcClient.bottom;
3316 pwi->atomWindowType = GetClassLongW( hwnd, GCW_ATOM );
3317 pwi->wCreatorVersion = 0x0400;
3322 /******************************************************************************
3323 * SwitchDesktop (USER32.@)
3325 * NOTES: Sets the current input or interactive desktop.
3327 BOOL WINAPI SwitchDesktop( HDESK hDesktop)
3329 FIXME("SwitchDesktop(hwnd %p) stub!\n", hDesktop);
3333 /*****************************************************************************
3334 * SetLayeredWindowAttributes (USER32.@)
3336 BOOL WINAPI SetLayeredWindowAttributes( HWND hwnd, COLORREF key, BYTE alpha, DWORD flags )
3340 TRACE("(%p,%08x,%d,%x): stub!\n", hwnd, key, alpha, flags);
3342 SERVER_START_REQ( set_window_layered_info )
3344 req->handle = wine_server_user_handle( hwnd );
3345 req->color_key = key;
3348 ret = !wine_server_call_err( req );
3352 if (ret) USER_Driver->pSetLayeredWindowAttributes( hwnd, key, alpha, flags );
3358 /*****************************************************************************
3359 * GetLayeredWindowAttributes (USER32.@)
3361 BOOL WINAPI GetLayeredWindowAttributes( HWND hwnd, COLORREF *key, BYTE *alpha, DWORD *flags )
3365 SERVER_START_REQ( get_window_layered_info )
3367 req->handle = wine_server_user_handle( hwnd );
3368 if ((ret = !wine_server_call_err( req )))
3370 if (key) *key = reply->color_key;
3371 if (alpha) *alpha = reply->alpha;
3372 if (flags) *flags = reply->flags;
3381 /*****************************************************************************
3382 * UpdateLayeredWindowIndirect (USER32.@)
3384 BOOL WINAPI UpdateLayeredWindowIndirect( HWND hwnd, const UPDATELAYEREDWINDOWINFO *info )
3388 if (!(info->dwFlags & ULW_EX_NORESIZE) && (info->pptDst || info->psize))
3390 int x = 0, y = 0, cx = 0, cy = 0;
3391 DWORD flags = SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE | SWP_NOREDRAW | SWP_NOSENDCHANGING;
3395 x = info->pptDst->x;
3396 y = info->pptDst->y;
3397 flags &= ~SWP_NOMOVE;
3401 cx = info->psize->cx;
3402 cy = info->psize->cy;
3403 flags &= ~SWP_NOSIZE;
3405 TRACE( "moving window %p pos %d,%d %dx%x\n", hwnd, x, y, cx, cy );
3406 SetWindowPos( hwnd, 0, x, y, cx, cy, flags );
3412 HDC hdc = GetDCEx( hwnd, 0, DCX_CACHE );
3418 GetClientRect( hwnd, &rect );
3421 x = info->pptSrc->x;
3422 y = info->pptSrc->y;
3424 /* FIXME: intersect rect with info->prcDirty */
3425 TRACE( "copying window %p pos %d,%d\n", hwnd, x, y );
3426 BitBlt( hdc, rect.left, rect.top, rect.right, rect.bottom,
3427 info->hdcSrc, rect.left + x, rect.top + y, SRCCOPY );
3428 ReleaseDC( hwnd, hdc );
3432 if (info->pblend && !(info->dwFlags & ULW_OPAQUE)) alpha = info->pblend->SourceConstantAlpha;
3433 TRACE( "setting window %p alpha %u\n", hwnd, alpha );
3434 USER_Driver->pSetLayeredWindowAttributes( hwnd, info->crKey, alpha,
3435 info->dwFlags & (LWA_ALPHA | LWA_COLORKEY) );
3440 /*****************************************************************************
3441 * UpdateLayeredWindow (USER32.@)
3443 BOOL WINAPI UpdateLayeredWindow( HWND hwnd, HDC hdcDst, POINT *pptDst, SIZE *psize,
3444 HDC hdcSrc, POINT *pptSrc, COLORREF crKey, BLENDFUNCTION *pblend,
3447 UPDATELAYEREDWINDOWINFO info;
3449 info.cbSize = sizeof(info);
3450 info.hdcDst = hdcDst;
3451 info.pptDst = pptDst;
3453 info.hdcSrc = hdcSrc;
3454 info.pptSrc = pptSrc;
3456 info.pblend = pblend;
3457 info.dwFlags = dwFlags;
3458 info.prcDirty = NULL;
3459 return UpdateLayeredWindowIndirect( hwnd, &info );
3462 /* 64bit versions */
3464 #ifdef GetWindowLongPtrW
3465 #undef GetWindowLongPtrW
3468 #ifdef GetWindowLongPtrA
3469 #undef GetWindowLongPtrA
3472 #ifdef SetWindowLongPtrW
3473 #undef SetWindowLongPtrW
3476 #ifdef SetWindowLongPtrA
3477 #undef SetWindowLongPtrA
3480 /*****************************************************************************
3481 * GetWindowLongPtrW (USER32.@)
3483 LONG_PTR WINAPI GetWindowLongPtrW( HWND hwnd, INT offset )
3485 return WIN_GetWindowLong( hwnd, offset, sizeof(LONG_PTR), TRUE );
3488 /*****************************************************************************
3489 * GetWindowLongPtrA (USER32.@)
3491 LONG_PTR WINAPI GetWindowLongPtrA( HWND hwnd, INT offset )
3493 return WIN_GetWindowLong( hwnd, offset, sizeof(LONG_PTR), FALSE );
3496 /*****************************************************************************
3497 * SetWindowLongPtrW (USER32.@)
3499 LONG_PTR WINAPI SetWindowLongPtrW( HWND hwnd, INT offset, LONG_PTR newval )
3501 return WIN_SetWindowLong( hwnd, offset, sizeof(LONG_PTR), newval, TRUE );
3504 /*****************************************************************************
3505 * SetWindowLongPtrA (USER32.@)
3507 LONG_PTR WINAPI SetWindowLongPtrA( HWND hwnd, INT offset, LONG_PTR newval )
3509 return WIN_SetWindowLong( hwnd, offset, sizeof(LONG_PTR), newval, FALSE );