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/server.h"
31 #include "wine/unicode.h"
33 #include "user_private.h"
36 #include "wine/debug.h"
38 WINE_DEFAULT_DEBUG_CHANNEL(win
);
40 #define NB_USER_HANDLES ((LAST_USER_HANDLE - FIRST_USER_HANDLE + 1) >> 1)
41 #define USER_HANDLE_TO_INDEX(hwnd) ((LOWORD(hwnd) - FIRST_USER_HANDLE) >> 1)
43 static DWORD process_layout
;
45 /**********************************************************************/
47 /* helper for Get/SetWindowLong */
48 static inline LONG_PTR
get_win_data( const void *ptr
, UINT size
)
50 if (size
== sizeof(WORD
))
53 memcpy( &ret
, ptr
, sizeof(ret
) );
56 else if (size
== sizeof(DWORD
))
59 memcpy( &ret
, ptr
, sizeof(ret
) );
65 memcpy( &ret
, ptr
, sizeof(ret
) );
70 /* helper for Get/SetWindowLong */
71 static inline void set_win_data( void *ptr
, LONG_PTR val
, UINT size
)
73 if (size
== sizeof(WORD
))
76 memcpy( ptr
, &newval
, sizeof(newval
) );
78 else if (size
== sizeof(DWORD
))
81 memcpy( ptr
, &newval
, sizeof(newval
) );
85 memcpy( ptr
, &val
, sizeof(val
) );
90 static void *user_handles
[NB_USER_HANDLES
];
92 /***********************************************************************
95 HANDLE
alloc_user_handle( struct user_object
*ptr
, enum user_obj_type type
)
99 SERVER_START_REQ( alloc_user_handle
)
101 if (!wine_server_call_err( req
)) handle
= wine_server_ptr_handle( reply
->handle
);
107 UINT index
= USER_HANDLE_TO_INDEX( handle
);
109 assert( index
< NB_USER_HANDLES
);
110 ptr
->handle
= handle
;
112 InterlockedExchangePointer( &user_handles
[index
], ptr
);
118 /***********************************************************************
119 * get_user_handle_ptr
121 void *get_user_handle_ptr( HANDLE handle
, enum user_obj_type type
)
123 struct user_object
*ptr
;
124 WORD index
= USER_HANDLE_TO_INDEX( handle
);
126 if (index
>= NB_USER_HANDLES
) return NULL
;
129 if ((ptr
= user_handles
[index
]))
131 if (ptr
->type
== type
&&
132 ((UINT
)(UINT_PTR
)ptr
->handle
== (UINT
)(UINT_PTR
)handle
||
133 !HIWORD(handle
) || HIWORD(handle
) == 0xffff))
137 else ptr
= OBJ_OTHER_PROCESS
;
143 /***********************************************************************
144 * release_user_handle_ptr
146 void release_user_handle_ptr( void *ptr
)
148 assert( ptr
&& ptr
!= OBJ_OTHER_PROCESS
);
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
)) ptr
= NULL
;
167 else InterlockedCompareExchangePointer( &user_handles
[index
], NULL
, ptr
);
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 SERVER_START_REQ( create_window
)
192 req
->parent
= wine_server_user_handle( parent
);
193 req
->owner
= wine_server_user_handle( owner
);
194 req
->instance
= wine_server_client_ptr( instance
);
195 if (!(req
->atom
= get_int_atom_value( name
)) && name
)
196 wine_server_add_data( req
, name
, strlenW(name
)*sizeof(WCHAR
) );
197 if (!wine_server_call_err( req
))
199 handle
= wine_server_ptr_handle( reply
->handle
);
200 full_parent
= wine_server_ptr_handle( reply
->parent
);
201 full_owner
= wine_server_ptr_handle( reply
->owner
);
202 extra_bytes
= reply
->extra
;
203 class = wine_server_get_ptr( reply
->class_ptr
);
210 WARN( "error %d creating window\n", GetLastError() );
214 if (!(win
= HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY
,
215 sizeof(WND
) + extra_bytes
- sizeof(win
->wExtra
) )))
217 SERVER_START_REQ( destroy_window
)
219 req
->handle
= wine_server_user_handle( handle
);
220 wine_server_call( req
);
223 SetLastError( ERROR_NOT_ENOUGH_MEMORY
);
227 if (!parent
) /* if parent is 0 we don't have a desktop window yet */
229 struct user_thread_info
*thread_info
= get_user_thread_info();
231 if (name
== (LPCWSTR
)DESKTOP_CLASS_ATOM
)
233 if (!thread_info
->top_window
) thread_info
->top_window
= full_parent
? full_parent
: handle
;
234 else assert( full_parent
== thread_info
->top_window
);
235 if (full_parent
&& !USER_Driver
->pCreateDesktopWindow( thread_info
->top_window
))
236 ERR( "failed to create desktop window\n" );
238 else /* HWND_MESSAGE parent */
240 if (!thread_info
->msg_window
&& !full_parent
) thread_info
->msg_window
= handle
;
246 index
= USER_HANDLE_TO_INDEX(handle
);
247 assert( index
< NB_USER_HANDLES
);
248 win
->obj
.handle
= handle
;
249 win
->obj
.type
= USER_WINDOW
;
250 win
->parent
= full_parent
;
251 win
->owner
= full_owner
;
253 win
->winproc
= get_class_winproc( class );
254 win
->cbWndExtra
= extra_bytes
;
255 InterlockedExchangePointer( &user_handles
[index
], win
);
256 if (WINPROC_IsUnicode( win
->winproc
, unicode
)) win
->flags
|= WIN_ISUNICODE
;
261 /***********************************************************************
264 * Free a window handle.
266 static void free_window_handle( HWND hwnd
)
268 struct user_object
*ptr
;
269 WORD index
= USER_HANDLE_TO_INDEX(hwnd
);
271 if ((ptr
= get_user_handle_ptr( hwnd
, USER_WINDOW
)) && ptr
!= OBJ_OTHER_PROCESS
)
273 SERVER_START_REQ( destroy_window
)
275 req
->handle
= wine_server_user_handle( hwnd
);
276 if (wine_server_call_err( req
)) ptr
= NULL
;
277 else InterlockedCompareExchangePointer( &user_handles
[index
], NULL
, ptr
);
280 release_user_handle_ptr( ptr
);
281 HeapFree( GetProcessHeap(), 0, ptr
);
286 /*******************************************************************
287 * list_window_children
289 * Build an array of the children of a given window. The array must be
290 * freed with HeapFree. Returns NULL when no windows are found.
292 static HWND
*list_window_children( HDESK desktop
, HWND hwnd
, LPCWSTR
class, DWORD tid
)
296 ATOM atom
= get_int_atom_value( class );
298 /* empty class is not the same as NULL class */
299 if (!atom
&& class && !class[0]) return NULL
;
305 if (!(list
= HeapAlloc( GetProcessHeap(), 0, size
* sizeof(HWND
) ))) break;
307 SERVER_START_REQ( get_window_children
)
309 req
->desktop
= wine_server_obj_handle( desktop
);
310 req
->parent
= wine_server_user_handle( hwnd
);
313 if (!atom
&& class) wine_server_add_data( req
, class, strlenW(class)*sizeof(WCHAR
) );
314 wine_server_set_reply( req
, list
, (size
-1) * sizeof(user_handle_t
) );
315 if (!wine_server_call( req
)) count
= reply
->count
;
318 if (count
&& count
< size
)
320 /* start from the end since HWND is potentially larger than user_handle_t */
321 for (i
= count
- 1; i
>= 0; i
--)
322 list
[i
] = wine_server_ptr_handle( ((user_handle_t
*)list
)[i
] );
326 HeapFree( GetProcessHeap(), 0, list
);
328 size
= count
+ 1; /* restart with a large enough buffer */
334 /*******************************************************************
335 * list_window_parents
337 * Build an array of all parents of a given window, starting with
338 * the immediate parent. The array must be freed with HeapFree.
340 static HWND
*list_window_parents( HWND hwnd
)
344 int i
, pos
= 0, size
= 16, count
= 0;
346 if (!(list
= HeapAlloc( GetProcessHeap(), 0, size
* sizeof(HWND
) ))) return NULL
;
351 if (!(win
= WIN_GetPtr( current
))) goto empty
;
352 if (win
== WND_OTHER_PROCESS
) break; /* need to do it the hard way */
353 if (win
== WND_DESKTOP
)
355 if (!pos
) goto empty
;
359 list
[pos
] = current
= win
->parent
;
360 WIN_ReleasePtr( win
);
361 if (!current
) return list
;
362 if (++pos
== size
- 1)
364 /* need to grow the list */
365 HWND
*new_list
= HeapReAlloc( GetProcessHeap(), 0, list
, (size
+16) * sizeof(HWND
) );
366 if (!new_list
) goto empty
;
372 /* at least one parent belongs to another process, have to query the server */
377 SERVER_START_REQ( get_window_parents
)
379 req
->handle
= wine_server_user_handle( hwnd
);
380 wine_server_set_reply( req
, list
, (size
-1) * sizeof(user_handle_t
) );
381 if (!wine_server_call( req
)) count
= reply
->count
;
384 if (!count
) goto empty
;
387 /* start from the end since HWND is potentially larger than user_handle_t */
388 for (i
= count
- 1; i
>= 0; i
--)
389 list
[i
] = wine_server_ptr_handle( ((user_handle_t
*)list
)[i
] );
393 HeapFree( GetProcessHeap(), 0, list
);
395 if (!(list
= HeapAlloc( GetProcessHeap(), 0, size
* sizeof(HWND
) ))) return NULL
;
399 HeapFree( GetProcessHeap(), 0, list
);
404 /*******************************************************************
407 static void send_parent_notify( HWND hwnd
, UINT msg
)
409 if ((GetWindowLongW( hwnd
, GWL_STYLE
) & (WS_CHILD
| WS_POPUP
)) == WS_CHILD
&&
410 !(GetWindowLongW( hwnd
, GWL_EXSTYLE
) & WS_EX_NOPARENTNOTIFY
))
412 HWND parent
= GetParent(hwnd
);
413 if (parent
&& parent
!= GetDesktopWindow())
414 SendMessageW( parent
, WM_PARENTNOTIFY
,
415 MAKEWPARAM( msg
, GetWindowLongPtrW( hwnd
, GWLP_ID
)), (LPARAM
)hwnd
);
420 /*******************************************************************
421 * get_server_window_text
423 * Retrieve the window text from the server.
425 static void get_server_window_text( HWND hwnd
, LPWSTR text
, INT count
)
429 SERVER_START_REQ( get_window_text
)
431 req
->handle
= wine_server_user_handle( hwnd
);
432 wine_server_set_reply( req
, text
, (count
- 1) * sizeof(WCHAR
) );
433 if (!wine_server_call_err( req
)) len
= wine_server_reply_size(reply
);
436 text
[len
/ sizeof(WCHAR
)] = 0;
440 /*******************************************************************
441 * get_hwnd_message_parent
443 * Return the parent for HWND_MESSAGE windows.
445 HWND
get_hwnd_message_parent(void)
447 struct user_thread_info
*thread_info
= get_user_thread_info();
449 if (!thread_info
->msg_window
) GetDesktopWindow(); /* trigger creation */
450 return thread_info
->msg_window
;
454 /*******************************************************************
457 * Check if window is the desktop or the HWND_MESSAGE top parent.
459 BOOL
is_desktop_window( HWND hwnd
)
461 struct user_thread_info
*thread_info
= get_user_thread_info();
463 if (!hwnd
) return FALSE
;
464 if (hwnd
== thread_info
->top_window
) return TRUE
;
465 if (hwnd
== thread_info
->msg_window
) return TRUE
;
467 if (!HIWORD(hwnd
) || HIWORD(hwnd
) == 0xffff)
469 if (LOWORD(thread_info
->top_window
) == LOWORD(hwnd
)) return TRUE
;
470 if (LOWORD(thread_info
->msg_window
) == LOWORD(hwnd
)) return TRUE
;
476 /***********************************************************************
479 * Return a pointer to the WND structure if local to the process,
480 * or WND_OTHER_PROCESS if handle may be valid in other process.
481 * If ret value is a valid pointer, it must be released with WIN_ReleasePtr.
483 WND
*WIN_GetPtr( HWND hwnd
)
487 if ((ptr
= get_user_handle_ptr( hwnd
, USER_WINDOW
)) == WND_OTHER_PROCESS
)
489 if (is_desktop_window( hwnd
)) ptr
= WND_DESKTOP
;
495 /***********************************************************************
496 * WIN_IsCurrentProcess
498 * Check whether a given window belongs to the current process (and return the full handle).
500 HWND
WIN_IsCurrentProcess( HWND hwnd
)
505 if (!(ptr
= WIN_GetPtr( hwnd
)) || ptr
== WND_OTHER_PROCESS
|| ptr
== WND_DESKTOP
) return 0;
506 ret
= ptr
->obj
.handle
;
507 WIN_ReleasePtr( ptr
);
512 /***********************************************************************
513 * WIN_IsCurrentThread
515 * Check whether a given window belongs to the current thread (and return the full handle).
517 HWND
WIN_IsCurrentThread( HWND hwnd
)
522 if (!(ptr
= WIN_GetPtr( hwnd
)) || ptr
== WND_OTHER_PROCESS
|| ptr
== WND_DESKTOP
) return 0;
523 if (ptr
->tid
== GetCurrentThreadId()) ret
= ptr
->obj
.handle
;
524 WIN_ReleasePtr( ptr
);
529 /***********************************************************************
532 * Convert a possibly truncated window handle to a full 32-bit handle.
534 HWND
WIN_GetFullHandle( HWND hwnd
)
538 if (!hwnd
|| (ULONG_PTR
)hwnd
>> 16) return hwnd
;
539 if (LOWORD(hwnd
) <= 1 || LOWORD(hwnd
) == 0xffff) return hwnd
;
540 /* do sign extension for -2 and -3 */
541 if (LOWORD(hwnd
) >= (WORD
)-3) return (HWND
)(LONG_PTR
)(INT16
)LOWORD(hwnd
);
543 if (!(ptr
= WIN_GetPtr( hwnd
))) return hwnd
;
545 if (ptr
== WND_DESKTOP
)
547 if (LOWORD(hwnd
) == LOWORD(GetDesktopWindow())) return GetDesktopWindow();
548 else return get_hwnd_message_parent();
551 if (ptr
!= WND_OTHER_PROCESS
)
553 hwnd
= ptr
->obj
.handle
;
554 WIN_ReleasePtr( ptr
);
556 else /* may belong to another process */
558 SERVER_START_REQ( get_window_info
)
560 req
->handle
= wine_server_user_handle( hwnd
);
561 if (!wine_server_call_err( req
)) hwnd
= wine_server_ptr_handle( reply
->full_handle
);
569 /***********************************************************************
572 * Change the owner of a window.
574 HWND
WIN_SetOwner( HWND hwnd
, HWND owner
)
576 WND
*win
= WIN_GetPtr( hwnd
);
579 if (!win
|| win
== WND_DESKTOP
) return 0;
580 if (win
== WND_OTHER_PROCESS
)
582 if (IsWindow(hwnd
)) ERR( "cannot set owner %p on other process window %p\n", owner
, hwnd
);
585 SERVER_START_REQ( set_window_owner
)
587 req
->handle
= wine_server_user_handle( hwnd
);
588 req
->owner
= wine_server_user_handle( owner
);
589 if (!wine_server_call( req
))
591 win
->owner
= wine_server_ptr_handle( reply
->full_owner
);
592 ret
= wine_server_ptr_handle( reply
->prev_owner
);
596 WIN_ReleasePtr( win
);
601 /***********************************************************************
604 * Change the style of a window.
606 ULONG
WIN_SetStyle( HWND hwnd
, ULONG set_bits
, ULONG clear_bits
)
610 WND
*win
= WIN_GetPtr( hwnd
);
612 if (!win
|| win
== WND_DESKTOP
) return 0;
613 if (win
== WND_OTHER_PROCESS
)
616 ERR( "cannot set style %x/%x on other process window %p\n",
617 set_bits
, clear_bits
, hwnd
);
620 style
.styleOld
= win
->dwStyle
;
621 style
.styleNew
= (win
->dwStyle
| set_bits
) & ~clear_bits
;
622 if (style
.styleNew
== style
.styleOld
)
624 WIN_ReleasePtr( win
);
625 return style
.styleNew
;
627 SERVER_START_REQ( set_window_info
)
629 req
->handle
= wine_server_user_handle( hwnd
);
630 req
->flags
= SET_WIN_STYLE
;
631 req
->style
= style
.styleNew
;
632 req
->extra_offset
= -1;
633 if ((ok
= !wine_server_call( req
)))
635 style
.styleOld
= reply
->old_style
;
636 win
->dwStyle
= style
.styleNew
;
640 WIN_ReleasePtr( win
);
643 USER_Driver
->pSetWindowStyle( hwnd
, GWL_STYLE
, &style
);
644 if ((style
.styleOld
^ style
.styleNew
) & WS_VISIBLE
) invalidate_dce( hwnd
, NULL
);
646 return style
.styleOld
;
650 /***********************************************************************
653 * Get the window and client rectangles.
655 BOOL
WIN_GetRectangles( HWND hwnd
, enum coords_relative relative
, RECT
*rectWindow
, RECT
*rectClient
)
657 WND
*win
= WIN_GetPtr( hwnd
);
662 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
665 if (win
== WND_DESKTOP
)
668 rect
.left
= rect
.top
= 0;
669 if (hwnd
== get_hwnd_message_parent())
676 rect
.right
= GetSystemMetrics(SM_CXSCREEN
);
677 rect
.bottom
= GetSystemMetrics(SM_CYSCREEN
);
679 if (rectWindow
) *rectWindow
= rect
;
680 if (rectClient
) *rectClient
= rect
;
683 if (win
!= WND_OTHER_PROCESS
)
685 RECT window_rect
= win
->rectWindow
, client_rect
= win
->rectClient
;
690 OffsetRect( &window_rect
, -win
->rectClient
.left
, -win
->rectClient
.top
);
691 OffsetRect( &client_rect
, -win
->rectClient
.left
, -win
->rectClient
.top
);
694 OffsetRect( &window_rect
, -win
->rectWindow
.left
, -win
->rectWindow
.top
);
695 OffsetRect( &client_rect
, -win
->rectWindow
.left
, -win
->rectWindow
.top
);
702 WND
*parent
= WIN_GetPtr( win
->parent
);
703 if (parent
== WND_DESKTOP
) break;
704 if (!parent
|| parent
== WND_OTHER_PROCESS
)
706 WIN_ReleasePtr( win
);
709 WIN_ReleasePtr( win
);
711 OffsetRect( &window_rect
, win
->rectClient
.left
, win
->rectClient
.top
);
712 OffsetRect( &client_rect
, win
->rectClient
.left
, win
->rectClient
.top
);
716 if (rectWindow
) *rectWindow
= window_rect
;
717 if (rectClient
) *rectClient
= client_rect
;
718 WIN_ReleasePtr( win
);
723 SERVER_START_REQ( get_window_rectangles
)
725 req
->handle
= wine_server_user_handle( hwnd
);
726 req
->relative
= relative
;
727 if ((ret
= !wine_server_call_err( req
)))
731 rectWindow
->left
= reply
->window
.left
;
732 rectWindow
->top
= reply
->window
.top
;
733 rectWindow
->right
= reply
->window
.right
;
734 rectWindow
->bottom
= reply
->window
.bottom
;
738 rectClient
->left
= reply
->client
.left
;
739 rectClient
->top
= reply
->client
.top
;
740 rectClient
->right
= reply
->client
.right
;
741 rectClient
->bottom
= reply
->client
.bottom
;
750 /***********************************************************************
753 * Destroy storage associated to a window. "Internals" p.358
755 LRESULT
WIN_DestroyWindow( HWND hwnd
)
759 HMENU menu
= 0, sys_menu
;
762 TRACE("%p\n", hwnd
);
764 /* free child windows */
765 if ((list
= WIN_ListChildren( hwnd
)))
768 for (i
= 0; list
[i
]; i
++)
770 if (WIN_IsCurrentThread( list
[i
] )) WIN_DestroyWindow( list
[i
] );
771 else SendMessageW( list
[i
], WM_WINE_DESTROYWINDOW
, 0, 0 );
773 HeapFree( GetProcessHeap(), 0, list
);
776 /* Unlink now so we won't bother with the children later on */
777 SERVER_START_REQ( set_parent
)
779 req
->handle
= wine_server_user_handle( hwnd
);
781 wine_server_call( req
);
786 * Send the WM_NCDESTROY to the window being destroyed.
788 SendMessageW( hwnd
, WM_NCDESTROY
, 0, 0 );
790 /* FIXME: do we need to fake QS_MOUSEMOVE wakebit? */
792 /* free resources associated with the window */
794 if (!(wndPtr
= WIN_GetPtr( hwnd
)) || wndPtr
== WND_OTHER_PROCESS
) return 0;
795 if ((wndPtr
->dwStyle
& (WS_CHILD
| WS_POPUP
)) != WS_CHILD
)
796 menu
= (HMENU
)wndPtr
->wIDmenu
;
797 sys_menu
= wndPtr
->hSysMenu
;
798 free_dce( wndPtr
->dce
, hwnd
);
800 icon_title
= wndPtr
->icon_title
;
801 HeapFree( GetProcessHeap(), 0, wndPtr
->text
);
803 HeapFree( GetProcessHeap(), 0, wndPtr
->pScroll
);
804 wndPtr
->pScroll
= NULL
;
805 WIN_ReleasePtr( wndPtr
);
807 if (icon_title
) DestroyWindow( icon_title
);
808 if (menu
) DestroyMenu( menu
);
809 if (sys_menu
) DestroyMenu( sys_menu
);
811 USER_Driver
->pDestroyWindow( hwnd
);
813 free_window_handle( hwnd
);
818 /***********************************************************************
819 * destroy_thread_window
821 * Destroy a window upon exit of its thread.
823 static void destroy_thread_window( HWND hwnd
)
827 HMENU menu
= 0, sys_menu
= 0;
830 /* free child windows */
832 if ((list
= WIN_ListChildren( hwnd
)))
835 for (i
= 0; list
[i
]; i
++)
837 if (WIN_IsCurrentThread( list
[i
] )) destroy_thread_window( list
[i
] );
838 else SendMessageW( list
[i
], WM_WINE_DESTROYWINDOW
, 0, 0 );
840 HeapFree( GetProcessHeap(), 0, list
);
843 /* destroy the client-side storage */
845 index
= USER_HANDLE_TO_INDEX(hwnd
);
846 if (index
>= NB_USER_HANDLES
) return;
848 if ((wndPtr
= user_handles
[index
]))
850 if ((wndPtr
->dwStyle
& (WS_CHILD
| WS_POPUP
)) != WS_CHILD
) menu
= (HMENU
)wndPtr
->wIDmenu
;
851 sys_menu
= wndPtr
->hSysMenu
;
852 free_dce( wndPtr
->dce
, hwnd
);
853 InterlockedCompareExchangePointer( &user_handles
[index
], NULL
, wndPtr
);
857 HeapFree( GetProcessHeap(), 0, wndPtr
);
858 if (menu
) DestroyMenu( menu
);
859 if (sys_menu
) DestroyMenu( sys_menu
);
863 /***********************************************************************
864 * destroy_thread_child_windows
866 * Destroy child windows upon exit of its thread.
868 static void destroy_thread_child_windows( HWND hwnd
)
873 if (WIN_IsCurrentThread( hwnd
))
875 destroy_thread_window( hwnd
);
877 else if ((list
= WIN_ListChildren( hwnd
)))
879 for (i
= 0; list
[i
]; i
++) destroy_thread_child_windows( list
[i
] );
880 HeapFree( GetProcessHeap(), 0, list
);
885 /***********************************************************************
886 * WIN_DestroyThreadWindows
888 * Destroy all children of 'wnd' owned by the current thread.
890 void WIN_DestroyThreadWindows( HWND hwnd
)
895 if (!(list
= WIN_ListChildren( hwnd
))) return;
897 /* reset owners of top-level windows */
898 for (i
= 0; list
[i
]; i
++)
900 if (!WIN_IsCurrentThread( list
[i
] ))
902 HWND owner
= GetWindow( list
[i
], GW_OWNER
);
903 if (owner
&& WIN_IsCurrentThread( owner
)) WIN_SetOwner( list
[i
], 0 );
907 for (i
= 0; list
[i
]; i
++) destroy_thread_child_windows( list
[i
] );
908 HeapFree( GetProcessHeap(), 0, list
);
912 /***********************************************************************
915 * Fix the coordinates - Helper for WIN_CreateWindowEx.
916 * returns default show mode in sw.
918 static void WIN_FixCoordinates( CREATESTRUCTW
*cs
, INT
*sw
)
920 #define IS_DEFAULT(x) ((x) == CW_USEDEFAULT || (x) == (SHORT)0x8000)
923 if (cs
->dwExStyle
& WS_EX_MDICHILD
)
927 MDI_CalcDefaultChildPos(cs
->hwndParent
, -1, pos
, 0, &id
);
928 if (!(cs
->style
& WS_POPUP
)) cs
->hMenu
= ULongToHandle(id
);
930 TRACE("MDI child id %04x\n", id
);
933 if (cs
->style
& (WS_CHILD
| WS_POPUP
))
935 if (cs
->dwExStyle
& WS_EX_MDICHILD
)
937 if (IS_DEFAULT(cs
->x
))
942 if (IS_DEFAULT(cs
->cx
) || !cs
->cx
) cs
->cx
= pos
[1].x
;
943 if (IS_DEFAULT(cs
->cy
) || !cs
->cy
) cs
->cy
= pos
[1].y
;
947 if (IS_DEFAULT(cs
->x
)) cs
->x
= cs
->y
= 0;
948 if (IS_DEFAULT(cs
->cx
)) cs
->cx
= cs
->cy
= 0;
951 else /* overlapped window */
954 MONITORINFO mon_info
;
957 if (!IS_DEFAULT(cs
->x
) && !IS_DEFAULT(cs
->cx
) && !IS_DEFAULT(cs
->cy
)) return;
959 monitor
= MonitorFromWindow( cs
->hwndParent
, MONITOR_DEFAULTTOPRIMARY
);
960 mon_info
.cbSize
= sizeof(mon_info
);
961 GetMonitorInfoW( monitor
, &mon_info
);
962 GetStartupInfoW( &info
);
964 if (IS_DEFAULT(cs
->x
))
966 if (!IS_DEFAULT(cs
->y
)) *sw
= cs
->y
;
967 cs
->x
= (info
.dwFlags
& STARTF_USEPOSITION
) ? info
.dwX
: mon_info
.rcWork
.left
;
968 cs
->y
= (info
.dwFlags
& STARTF_USEPOSITION
) ? info
.dwY
: mon_info
.rcWork
.top
;
971 if (IS_DEFAULT(cs
->cx
))
973 if (info
.dwFlags
& STARTF_USESIZE
)
975 cs
->cx
= info
.dwXSize
;
976 cs
->cy
= info
.dwYSize
;
980 cs
->cx
= (mon_info
.rcWork
.right
- mon_info
.rcWork
.left
) * 3 / 4 - cs
->x
;
981 cs
->cy
= (mon_info
.rcWork
.bottom
- mon_info
.rcWork
.top
) * 3 / 4 - cs
->y
;
984 /* neither x nor cx are default. Check the y values .
985 * In the trace we see Outlook and Outlook Express using
986 * cy set to CW_USEDEFAULT when opening the address book.
988 else if (IS_DEFAULT(cs
->cy
))
990 FIXME("Strange use of CW_USEDEFAULT in nHeight\n");
991 cs
->cy
= (mon_info
.rcWork
.bottom
- mon_info
.rcWork
.top
) * 3 / 4 - cs
->y
;
997 /***********************************************************************
1000 static void dump_window_styles( DWORD style
, DWORD exstyle
)
1003 if(style
& WS_POPUP
) TRACE(" WS_POPUP");
1004 if(style
& WS_CHILD
) TRACE(" WS_CHILD");
1005 if(style
& WS_MINIMIZE
) TRACE(" WS_MINIMIZE");
1006 if(style
& WS_VISIBLE
) TRACE(" WS_VISIBLE");
1007 if(style
& WS_DISABLED
) TRACE(" WS_DISABLED");
1008 if(style
& WS_CLIPSIBLINGS
) TRACE(" WS_CLIPSIBLINGS");
1009 if(style
& WS_CLIPCHILDREN
) TRACE(" WS_CLIPCHILDREN");
1010 if(style
& WS_MAXIMIZE
) TRACE(" WS_MAXIMIZE");
1011 if((style
& WS_CAPTION
) == WS_CAPTION
) TRACE(" WS_CAPTION");
1014 if(style
& WS_BORDER
) TRACE(" WS_BORDER");
1015 if(style
& WS_DLGFRAME
) TRACE(" WS_DLGFRAME");
1017 if(style
& WS_VSCROLL
) TRACE(" WS_VSCROLL");
1018 if(style
& WS_HSCROLL
) TRACE(" WS_HSCROLL");
1019 if(style
& WS_SYSMENU
) TRACE(" WS_SYSMENU");
1020 if(style
& WS_THICKFRAME
) TRACE(" WS_THICKFRAME");
1021 if (style
& WS_CHILD
)
1023 if(style
& WS_GROUP
) TRACE(" WS_GROUP");
1024 if(style
& WS_TABSTOP
) TRACE(" WS_TABSTOP");
1028 if(style
& WS_MINIMIZEBOX
) TRACE(" WS_MINIMIZEBOX");
1029 if(style
& WS_MAXIMIZEBOX
) TRACE(" WS_MAXIMIZEBOX");
1032 /* FIXME: Add dumping of BS_/ES_/SBS_/LBS_/CBS_/DS_/etc. styles */
1033 #define DUMPED_STYLES \
1053 if(style
& ~DUMPED_STYLES
) TRACE(" %08lx", style
& ~DUMPED_STYLES
);
1055 #undef DUMPED_STYLES
1057 TRACE( "exstyle:" );
1058 if(exstyle
& WS_EX_DLGMODALFRAME
) TRACE(" WS_EX_DLGMODALFRAME");
1059 if(exstyle
& WS_EX_DRAGDETECT
) TRACE(" WS_EX_DRAGDETECT");
1060 if(exstyle
& WS_EX_NOPARENTNOTIFY
) TRACE(" WS_EX_NOPARENTNOTIFY");
1061 if(exstyle
& WS_EX_TOPMOST
) TRACE(" WS_EX_TOPMOST");
1062 if(exstyle
& WS_EX_ACCEPTFILES
) TRACE(" WS_EX_ACCEPTFILES");
1063 if(exstyle
& WS_EX_TRANSPARENT
) TRACE(" WS_EX_TRANSPARENT");
1064 if(exstyle
& WS_EX_MDICHILD
) TRACE(" WS_EX_MDICHILD");
1065 if(exstyle
& WS_EX_TOOLWINDOW
) TRACE(" WS_EX_TOOLWINDOW");
1066 if(exstyle
& WS_EX_WINDOWEDGE
) TRACE(" WS_EX_WINDOWEDGE");
1067 if(exstyle
& WS_EX_CLIENTEDGE
) TRACE(" WS_EX_CLIENTEDGE");
1068 if(exstyle
& WS_EX_CONTEXTHELP
) TRACE(" WS_EX_CONTEXTHELP");
1069 if(exstyle
& WS_EX_RIGHT
) TRACE(" WS_EX_RIGHT");
1070 if(exstyle
& WS_EX_RTLREADING
) TRACE(" WS_EX_RTLREADING");
1071 if(exstyle
& WS_EX_LEFTSCROLLBAR
) TRACE(" WS_EX_LEFTSCROLLBAR");
1072 if(exstyle
& WS_EX_CONTROLPARENT
) TRACE(" WS_EX_CONTROLPARENT");
1073 if(exstyle
& WS_EX_STATICEDGE
) TRACE(" WS_EX_STATICEDGE");
1074 if(exstyle
& WS_EX_APPWINDOW
) TRACE(" WS_EX_APPWINDOW");
1075 if(exstyle
& WS_EX_LAYERED
) TRACE(" WS_EX_LAYERED");
1076 if(exstyle
& WS_EX_LAYOUTRTL
) TRACE(" WS_EX_LAYOUTRTL");
1078 #define DUMPED_EX_STYLES \
1079 (WS_EX_DLGMODALFRAME | \
1080 WS_EX_DRAGDETECT | \
1081 WS_EX_NOPARENTNOTIFY | \
1083 WS_EX_ACCEPTFILES | \
1084 WS_EX_TRANSPARENT | \
1086 WS_EX_TOOLWINDOW | \
1087 WS_EX_WINDOWEDGE | \
1088 WS_EX_CLIENTEDGE | \
1089 WS_EX_CONTEXTHELP | \
1091 WS_EX_RTLREADING | \
1092 WS_EX_LEFTSCROLLBAR | \
1093 WS_EX_CONTROLPARENT | \
1094 WS_EX_STATICEDGE | \
1099 if(exstyle
& ~DUMPED_EX_STYLES
) TRACE(" %08lx", exstyle
& ~DUMPED_EX_STYLES
);
1101 #undef DUMPED_EX_STYLES
1105 /***********************************************************************
1106 * WIN_CreateWindowEx
1108 * Implementation of CreateWindowEx().
1110 HWND
WIN_CreateWindowEx( CREATESTRUCTW
*cs
, LPCWSTR className
, HINSTANCE module
, BOOL unicode
)
1112 INT cx
, cy
, style
, sw
= SW_SHOW
;
1116 HWND hwnd
, parent
, owner
, top_child
= 0;
1117 MDICREATESTRUCTW mdi_cs
;
1118 CBT_CREATEWNDW cbtc
;
1121 TRACE("%s %s ex=%08x style=%08x %d,%d %dx%d parent=%p menu=%p inst=%p params=%p\n",
1122 unicode
? debugstr_w(cs
->lpszName
) : debugstr_a((LPCSTR
)cs
->lpszName
),
1123 debugstr_w(className
),
1124 cs
->dwExStyle
, cs
->style
, cs
->x
, cs
->y
, cs
->cx
, cs
->cy
,
1125 cs
->hwndParent
, cs
->hMenu
, cs
->hInstance
, cs
->lpCreateParams
);
1126 if(TRACE_ON(win
)) dump_window_styles( cs
->style
, cs
->dwExStyle
);
1128 /* Fix the styles for MDI children */
1129 if (cs
->dwExStyle
& WS_EX_MDICHILD
)
1133 wndPtr
= WIN_GetPtr(cs
->hwndParent
);
1134 if (wndPtr
&& wndPtr
!= WND_OTHER_PROCESS
&& wndPtr
!= WND_DESKTOP
)
1136 flags
= wndPtr
->flags
;
1137 WIN_ReleasePtr(wndPtr
);
1140 if (!(flags
& WIN_ISMDICLIENT
))
1142 WARN("WS_EX_MDICHILD, but parent %p is not MDIClient\n", cs
->hwndParent
);
1146 /* cs->lpCreateParams of WM_[NC]CREATE is different for MDI children.
1147 * MDICREATESTRUCT members have the originally passed values.
1149 * Note: we rely on the fact that MDICREATESTRUCTA and MDICREATESTRUCTW
1150 * have the same layout.
1152 mdi_cs
.szClass
= cs
->lpszClass
;
1153 mdi_cs
.szTitle
= cs
->lpszName
;
1154 mdi_cs
.hOwner
= cs
->hInstance
;
1159 mdi_cs
.style
= cs
->style
;
1160 mdi_cs
.lParam
= (LPARAM
)cs
->lpCreateParams
;
1162 cs
->lpCreateParams
= &mdi_cs
;
1164 if (GetWindowLongW(cs
->hwndParent
, GWL_STYLE
) & MDIS_ALLCHILDSTYLES
)
1166 if (cs
->style
& WS_POPUP
)
1168 TRACE("WS_POPUP with MDIS_ALLCHILDSTYLES is not allowed\n");
1171 cs
->style
|= WS_CHILD
| WS_CLIPSIBLINGS
;
1175 cs
->style
&= ~WS_POPUP
;
1176 cs
->style
|= WS_CHILD
| WS_VISIBLE
| WS_CLIPSIBLINGS
| WS_CAPTION
|
1177 WS_SYSMENU
| WS_THICKFRAME
| WS_MINIMIZEBOX
| WS_MAXIMIZEBOX
;
1180 top_child
= GetWindow(cs
->hwndParent
, GW_CHILD
);
1184 /* Restore current maximized child */
1185 if((cs
->style
& WS_VISIBLE
) && IsZoomed(top_child
))
1187 TRACE("Restoring current maximized child %p\n", top_child
);
1188 if (cs
->style
& WS_MAXIMIZE
)
1190 /* if the new window is maximized don't bother repainting */
1191 SendMessageW( top_child
, WM_SETREDRAW
, FALSE
, 0 );
1192 ShowWindow( top_child
, SW_SHOWNORMAL
);
1193 SendMessageW( top_child
, WM_SETREDRAW
, TRUE
, 0 );
1195 else ShowWindow( top_child
, SW_SHOWNORMAL
);
1200 /* Find the parent window */
1202 parent
= cs
->hwndParent
;
1205 if (cs
->hwndParent
== HWND_MESSAGE
)
1207 cs
->hwndParent
= parent
= get_hwnd_message_parent();
1209 else if (cs
->hwndParent
)
1211 if ((cs
->style
& (WS_CHILD
|WS_POPUP
)) != WS_CHILD
)
1213 parent
= GetDesktopWindow();
1214 owner
= cs
->hwndParent
;
1218 DWORD parent_style
= GetWindowLongW( parent
, GWL_EXSTYLE
);
1219 if ((parent_style
& WS_EX_LAYOUTRTL
) && !(parent_style
& WS_EX_NOINHERITLAYOUT
))
1220 cs
->dwExStyle
|= WS_EX_LAYOUTRTL
;
1225 static const WCHAR messageW
[] = {'M','e','s','s','a','g','e',0};
1227 if ((cs
->style
& (WS_CHILD
|WS_POPUP
)) == WS_CHILD
)
1229 WARN("No parent for child window\n" );
1230 SetLastError(ERROR_TLW_WITH_WSCHILD
);
1231 return 0; /* WS_CHILD needs a parent, but WS_POPUP doesn't */
1233 /* are we creating the desktop or HWND_MESSAGE parent itself? */
1234 if (className
!= (LPCWSTR
)DESKTOP_CLASS_ATOM
&&
1235 (IS_INTRESOURCE(className
) || strcmpiW( className
, messageW
)))
1237 parent
= GetDesktopWindow();
1238 if (process_layout
& LAYOUT_RTL
) cs
->dwExStyle
|= WS_EX_LAYOUTRTL
;
1242 WIN_FixCoordinates(cs
, &sw
); /* fix default coordinates */
1244 if ((cs
->dwExStyle
& WS_EX_DLGMODALFRAME
) ||
1245 ((!(cs
->dwExStyle
& WS_EX_STATICEDGE
)) &&
1246 (cs
->style
& (WS_DLGFRAME
| WS_THICKFRAME
))))
1247 cs
->dwExStyle
|= WS_EX_WINDOWEDGE
;
1249 cs
->dwExStyle
&= ~WS_EX_WINDOWEDGE
;
1251 /* Create the window structure */
1253 if (!(wndPtr
= create_window_handle( parent
, owner
, className
, module
, unicode
)))
1255 hwnd
= wndPtr
->obj
.handle
;
1257 /* Fill the window structure */
1259 wndPtr
->tid
= GetCurrentThreadId();
1260 wndPtr
->hInstance
= cs
->hInstance
;
1261 wndPtr
->text
= NULL
;
1262 wndPtr
->dwStyle
= cs
->style
& ~WS_VISIBLE
;
1263 wndPtr
->dwExStyle
= cs
->dwExStyle
;
1264 wndPtr
->wIDmenu
= 0;
1265 wndPtr
->helpContext
= 0;
1266 wndPtr
->pScroll
= NULL
;
1267 wndPtr
->userdata
= 0;
1269 wndPtr
->hIconSmall
= 0;
1270 wndPtr
->hSysMenu
= 0;
1272 wndPtr
->min_pos
.x
= wndPtr
->min_pos
.y
= -1;
1273 wndPtr
->max_pos
.x
= wndPtr
->max_pos
.y
= -1;
1275 if (wndPtr
->dwStyle
& WS_SYSMENU
) SetSystemMenu( hwnd
, 0 );
1278 * Correct the window styles.
1280 * It affects only the style loaded into the WIN structure.
1283 if ((wndPtr
->dwStyle
& (WS_CHILD
| WS_POPUP
)) != WS_CHILD
)
1285 wndPtr
->dwStyle
|= WS_CLIPSIBLINGS
;
1286 if (!(wndPtr
->dwStyle
& WS_POPUP
))
1287 wndPtr
->dwStyle
|= WS_CAPTION
;
1291 * WS_EX_WINDOWEDGE appears to be enforced based on the other styles, so
1292 * why does the user get to set it?
1295 if ((wndPtr
->dwExStyle
& WS_EX_DLGMODALFRAME
) ||
1296 (wndPtr
->dwStyle
& (WS_DLGFRAME
| WS_THICKFRAME
)))
1297 wndPtr
->dwExStyle
|= WS_EX_WINDOWEDGE
;
1299 wndPtr
->dwExStyle
&= ~WS_EX_WINDOWEDGE
;
1301 if (!(wndPtr
->dwStyle
& (WS_CHILD
| WS_POPUP
)))
1302 wndPtr
->flags
|= WIN_NEED_SIZE
;
1304 SERVER_START_REQ( set_window_info
)
1306 req
->handle
= wine_server_user_handle( hwnd
);
1307 req
->flags
= SET_WIN_STYLE
| SET_WIN_EXSTYLE
| SET_WIN_INSTANCE
| SET_WIN_UNICODE
;
1308 req
->style
= wndPtr
->dwStyle
;
1309 req
->ex_style
= wndPtr
->dwExStyle
;
1310 req
->instance
= wine_server_client_ptr( wndPtr
->hInstance
);
1311 req
->is_unicode
= (wndPtr
->flags
& WIN_ISUNICODE
) != 0;
1312 req
->extra_offset
= -1;
1313 wine_server_call( req
);
1317 /* Set the window menu */
1319 if ((wndPtr
->dwStyle
& (WS_CHILD
| WS_POPUP
)) != WS_CHILD
)
1323 if (!MENU_SetMenu(hwnd
, cs
->hMenu
))
1325 WIN_ReleasePtr( wndPtr
);
1326 free_window_handle( hwnd
);
1332 LPCWSTR menuName
= (LPCWSTR
)GetClassLongPtrW( hwnd
, GCLP_MENUNAME
);
1335 cs
->hMenu
= LoadMenuW( cs
->hInstance
, menuName
);
1336 if (cs
->hMenu
) MENU_SetMenu( hwnd
, cs
->hMenu
);
1340 else SetWindowLongPtrW( hwnd
, GWLP_ID
, (ULONG_PTR
)cs
->hMenu
);
1342 /* call the WH_CBT hook */
1344 /* the window style passed to the hook must be the real window style,
1345 * rather than just the window style that the caller to CreateWindowEx
1346 * passed in, so we have to copy the original CREATESTRUCT and get the
1347 * the real style. */
1349 cbcs
.style
= wndPtr
->dwStyle
;
1351 cbtc
.hwndInsertAfter
= HWND_TOP
;
1352 WIN_ReleasePtr( wndPtr
);
1353 if (HOOK_CallHooks( WH_CBT
, HCBT_CREATEWND
, (WPARAM
)hwnd
, (LPARAM
)&cbtc
, unicode
)) goto failed
;
1355 /* send the WM_GETMINMAXINFO message and fix the size if needed */
1359 if ((cs
->style
& WS_THICKFRAME
) || !(cs
->style
& (WS_POPUP
| WS_CHILD
)))
1361 POINT maxSize
, maxPos
, minTrack
, maxTrack
;
1362 WINPOS_GetMinMaxInfo( hwnd
, &maxSize
, &maxPos
, &minTrack
, &maxTrack
);
1363 if (maxTrack
.x
< cx
) cx
= maxTrack
.x
;
1364 if (maxTrack
.y
< cy
) cy
= maxTrack
.y
;
1365 if (minTrack
.x
> cx
) cx
= minTrack
.x
;
1366 if (minTrack
.y
> cy
) cy
= minTrack
.y
;
1371 SetRect( &rect
, cs
->x
, cs
->y
, cs
->x
+ cx
, cs
->y
+ cy
);
1372 /* check for wraparound */
1373 if (cs
->x
+ cx
< cs
->x
) rect
.right
= 0x7fffffff;
1374 if (cs
->y
+ cy
< cs
->y
) rect
.bottom
= 0x7fffffff;
1375 if (!set_window_pos( hwnd
, 0, SWP_NOZORDER
| SWP_NOACTIVATE
, &rect
, &rect
, NULL
)) goto failed
;
1377 /* send WM_NCCREATE */
1379 TRACE( "hwnd %p cs %d,%d %dx%d\n", hwnd
, cs
->x
, cs
->y
, cx
, cy
);
1381 result
= SendMessageW( hwnd
, WM_NCCREATE
, 0, (LPARAM
)cs
);
1383 result
= SendMessageA( hwnd
, WM_NCCREATE
, 0, (LPARAM
)cs
);
1386 WARN( "%p: aborted by WM_NCCREATE\n", hwnd
);
1390 /* send WM_NCCALCSIZE */
1392 if (WIN_GetRectangles( hwnd
, COORDS_PARENT
, &rect
, NULL
))
1394 /* yes, even if the CBT hook was called with HWND_TOP */
1395 HWND insert_after
= (GetWindowLongW( hwnd
, GWL_STYLE
) & WS_CHILD
) ? HWND_BOTTOM
: HWND_TOP
;
1396 RECT client_rect
= rect
;
1398 /* the rectangle is in screen coords for WM_NCCALCSIZE when wparam is FALSE */
1399 MapWindowPoints( parent
, 0, (POINT
*)&client_rect
, 2 );
1400 SendMessageW( hwnd
, WM_NCCALCSIZE
, FALSE
, (LPARAM
)&client_rect
);
1401 MapWindowPoints( 0, parent
, (POINT
*)&client_rect
, 2 );
1402 set_window_pos( hwnd
, insert_after
, SWP_NOACTIVATE
, &rect
, &client_rect
, NULL
);
1406 /* send WM_CREATE */
1409 result
= SendMessageW( hwnd
, WM_CREATE
, 0, (LPARAM
)cs
);
1411 result
= SendMessageA( hwnd
, WM_CREATE
, 0, (LPARAM
)cs
);
1412 if (result
== -1) goto failed
;
1414 /* call the driver */
1416 if (!USER_Driver
->pCreateWindow( hwnd
)) goto failed
;
1418 NotifyWinEvent(EVENT_OBJECT_CREATE
, hwnd
, OBJID_WINDOW
, 0);
1420 /* send the size messages */
1422 if (!(wndPtr
= WIN_GetPtr( hwnd
)) ||
1423 wndPtr
== WND_OTHER_PROCESS
|| wndPtr
== WND_DESKTOP
) return 0;
1424 if (!(wndPtr
->flags
& WIN_NEED_SIZE
))
1426 WIN_ReleasePtr( wndPtr
);
1427 WIN_GetRectangles( hwnd
, COORDS_PARENT
, NULL
, &rect
);
1428 SendMessageW( hwnd
, WM_SIZE
, SIZE_RESTORED
,
1429 MAKELONG(rect
.right
-rect
.left
, rect
.bottom
-rect
.top
));
1430 SendMessageW( hwnd
, WM_MOVE
, 0, MAKELONG( rect
.left
, rect
.top
) );
1432 else WIN_ReleasePtr( wndPtr
);
1434 /* Show the window, maximizing or minimizing if needed */
1436 style
= WIN_SetStyle( hwnd
, 0, WS_MAXIMIZE
| WS_MINIMIZE
);
1437 if (style
& (WS_MINIMIZE
| WS_MAXIMIZE
))
1440 UINT swFlag
= (style
& WS_MINIMIZE
) ? SW_MINIMIZE
: SW_MAXIMIZE
;
1442 swFlag
= WINPOS_MinMaximize( hwnd
, swFlag
, &newPos
);
1443 swFlag
|= SWP_FRAMECHANGED
; /* Frame always gets changed */
1444 if (!(style
& WS_VISIBLE
) || (style
& WS_CHILD
) || GetActiveWindow()) swFlag
|= SWP_NOACTIVATE
;
1445 SetWindowPos( hwnd
, 0, newPos
.left
, newPos
.top
, newPos
.right
- newPos
.left
,
1446 newPos
.bottom
- newPos
.top
, swFlag
);
1449 /* Notify the parent window only */
1451 send_parent_notify( hwnd
, WM_CREATE
);
1452 if (!IsWindow( hwnd
)) return 0;
1454 if (cs
->style
& WS_VISIBLE
)
1456 if (cs
->style
& WS_MAXIMIZE
)
1458 else if (cs
->style
& WS_MINIMIZE
)
1459 sw
= SW_SHOWMINIMIZED
;
1461 ShowWindow( hwnd
, sw
);
1462 if (cs
->dwExStyle
& WS_EX_MDICHILD
)
1464 SendMessageW(cs
->hwndParent
, WM_MDIREFRESHMENU
, 0, 0);
1465 /* ShowWindow won't activate child windows */
1466 SetWindowPos( hwnd
, HWND_TOP
, 0, 0, 0, 0, SWP_SHOWWINDOW
| SWP_NOMOVE
| SWP_NOSIZE
);
1470 /* Call WH_SHELL hook */
1472 if (!(GetWindowLongW( hwnd
, GWL_STYLE
) & WS_CHILD
) && !GetWindow( hwnd
, GW_OWNER
))
1473 HOOK_CallHooks( WH_SHELL
, HSHELL_WINDOWCREATED
, (WPARAM
)hwnd
, 0, TRUE
);
1475 TRACE("created window %p\n", hwnd
);
1479 WIN_DestroyWindow( hwnd
);
1484 /***********************************************************************
1485 * CreateWindowExA (USER32.@)
1487 HWND WINAPI
CreateWindowExA( DWORD exStyle
, LPCSTR className
,
1488 LPCSTR windowName
, DWORD style
, INT x
,
1489 INT y
, INT width
, INT height
,
1490 HWND parent
, HMENU menu
,
1491 HINSTANCE instance
, LPVOID data
)
1495 cs
.lpCreateParams
= data
;
1496 cs
.hInstance
= instance
;
1498 cs
.hwndParent
= parent
;
1504 cs
.lpszName
= windowName
;
1505 cs
.lpszClass
= className
;
1506 cs
.dwExStyle
= exStyle
;
1508 if (!IS_INTRESOURCE(className
))
1511 if (!MultiByteToWideChar( CP_ACP
, 0, className
, -1, bufferW
, sizeof(bufferW
)/sizeof(WCHAR
) ))
1513 return wow_handlers
.create_window( (CREATESTRUCTW
*)&cs
, bufferW
, instance
, FALSE
);
1515 /* Note: we rely on the fact that CREATESTRUCTA and */
1516 /* CREATESTRUCTW have the same layout. */
1517 return wow_handlers
.create_window( (CREATESTRUCTW
*)&cs
, (LPCWSTR
)className
, instance
, FALSE
);
1521 /***********************************************************************
1522 * CreateWindowExW (USER32.@)
1524 HWND WINAPI
CreateWindowExW( DWORD exStyle
, LPCWSTR className
,
1525 LPCWSTR windowName
, DWORD style
, INT x
,
1526 INT y
, INT width
, INT height
,
1527 HWND parent
, HMENU menu
,
1528 HINSTANCE instance
, LPVOID data
)
1532 cs
.lpCreateParams
= data
;
1533 cs
.hInstance
= instance
;
1535 cs
.hwndParent
= parent
;
1541 cs
.lpszName
= windowName
;
1542 cs
.lpszClass
= className
;
1543 cs
.dwExStyle
= exStyle
;
1545 return wow_handlers
.create_window( &cs
, className
, instance
, TRUE
);
1549 /***********************************************************************
1550 * WIN_SendDestroyMsg
1552 static void WIN_SendDestroyMsg( HWND hwnd
)
1556 if (GetGUIThreadInfo( GetCurrentThreadId(), &info
))
1558 if (hwnd
== info
.hwndCaret
) DestroyCaret();
1559 if (hwnd
== info
.hwndActive
) WINPOS_ActivateOtherWindow( hwnd
);
1563 * Send the WM_DESTROY to the window.
1565 SendMessageW( hwnd
, WM_DESTROY
, 0, 0);
1568 * This WM_DESTROY message can trigger re-entrant calls to DestroyWindow
1569 * make sure that the window still exists when we come back.
1576 if (!(pWndArray
= WIN_ListChildren( hwnd
))) return;
1578 for (i
= 0; pWndArray
[i
]; i
++)
1580 if (IsWindow( pWndArray
[i
] )) WIN_SendDestroyMsg( pWndArray
[i
] );
1582 HeapFree( GetProcessHeap(), 0, pWndArray
);
1585 WARN("\tdestroyed itself while in WM_DESTROY!\n");
1589 /***********************************************************************
1590 * DestroyWindow (USER32.@)
1592 BOOL WINAPI
DestroyWindow( HWND hwnd
)
1596 if (!(hwnd
= WIN_IsCurrentThread( hwnd
)) || is_desktop_window( hwnd
))
1598 SetLastError( ERROR_ACCESS_DENIED
);
1602 TRACE("(%p)\n", hwnd
);
1606 if (HOOK_CallHooks( WH_CBT
, HCBT_DESTROYWND
, (WPARAM
)hwnd
, 0, TRUE
)) return FALSE
;
1608 if (MENU_IsMenuActive() == hwnd
)
1611 is_child
= (GetWindowLongW( hwnd
, GWL_STYLE
) & WS_CHILD
) != 0;
1615 if (!USER_IsExitingThread( GetCurrentThreadId() ))
1616 send_parent_notify( hwnd
, WM_DESTROY
);
1618 else if (!GetWindow( hwnd
, GW_OWNER
))
1620 HOOK_CallHooks( WH_SHELL
, HSHELL_WINDOWDESTROYED
, (WPARAM
)hwnd
, 0L, TRUE
);
1621 /* FIXME: clean up palette - see "Internals" p.352 */
1624 if (!IsWindow(hwnd
)) return TRUE
;
1626 /* Hide the window */
1627 if (GetWindowLongW( hwnd
, GWL_STYLE
) & WS_VISIBLE
)
1629 /* Only child windows receive WM_SHOWWINDOW in DestroyWindow() */
1631 ShowWindow( hwnd
, SW_HIDE
);
1633 SetWindowPos( hwnd
, 0, 0, 0, 0, 0, SWP_NOMOVE
| SWP_NOSIZE
|
1634 SWP_NOZORDER
| SWP_NOACTIVATE
| SWP_HIDEWINDOW
);
1637 if (!IsWindow(hwnd
)) return TRUE
;
1639 /* Recursively destroy owned windows */
1646 HWND
*list
= WIN_ListChildren( GetDesktopWindow() );
1649 for (i
= 0; list
[i
]; i
++)
1651 if (GetWindow( list
[i
], GW_OWNER
) != hwnd
) continue;
1652 if (WIN_IsCurrentThread( list
[i
] ))
1654 DestroyWindow( list
[i
] );
1658 WIN_SetOwner( list
[i
], 0 );
1660 HeapFree( GetProcessHeap(), 0, list
);
1662 if (!got_one
) break;
1666 /* Send destroy messages */
1668 WIN_SendDestroyMsg( hwnd
);
1669 if (!IsWindow( hwnd
)) return TRUE
;
1671 if (GetClipboardOwner() == hwnd
)
1672 CLIPBOARD_ReleaseOwner();
1674 /* Destroy the window storage */
1676 WIN_DestroyWindow( hwnd
);
1681 /***********************************************************************
1682 * CloseWindow (USER32.@)
1684 BOOL WINAPI
CloseWindow( HWND hwnd
)
1686 if (GetWindowLongW( hwnd
, GWL_STYLE
) & WS_CHILD
) return FALSE
;
1687 ShowWindow( hwnd
, SW_MINIMIZE
);
1692 /***********************************************************************
1693 * OpenIcon (USER32.@)
1695 BOOL WINAPI
OpenIcon( HWND hwnd
)
1697 if (!IsIconic( hwnd
)) return FALSE
;
1698 ShowWindow( hwnd
, SW_SHOWNORMAL
);
1703 /***********************************************************************
1704 * FindWindowExW (USER32.@)
1706 HWND WINAPI
FindWindowExW( HWND parent
, HWND child
, LPCWSTR className
, LPCWSTR title
)
1711 WCHAR
*buffer
= NULL
;
1713 if (!parent
&& child
) parent
= GetDesktopWindow();
1714 else if (parent
== HWND_MESSAGE
) parent
= get_hwnd_message_parent();
1718 len
= strlenW(title
) + 1; /* one extra char to check for chars beyond the end */
1719 if (!(buffer
= HeapAlloc( GetProcessHeap(), 0, (len
+ 1) * sizeof(WCHAR
) ))) return 0;
1722 if (!(list
= list_window_children( 0, parent
, className
, 0 ))) goto done
;
1726 child
= WIN_GetFullHandle( child
);
1727 while (list
[i
] && list
[i
] != child
) i
++;
1728 if (!list
[i
]) goto done
;
1729 i
++; /* start from next window */
1736 if (GetWindowTextW( list
[i
], buffer
, len
+ 1 ) && !strcmpiW( buffer
, title
)) break;
1743 HeapFree( GetProcessHeap(), 0, list
);
1744 HeapFree( GetProcessHeap(), 0, buffer
);
1750 /***********************************************************************
1751 * FindWindowA (USER32.@)
1753 HWND WINAPI
FindWindowA( LPCSTR className
, LPCSTR title
)
1755 HWND ret
= FindWindowExA( 0, 0, className
, title
);
1756 if (!ret
) SetLastError (ERROR_CANNOT_FIND_WND_CLASS
);
1761 /***********************************************************************
1762 * FindWindowExA (USER32.@)
1764 HWND WINAPI
FindWindowExA( HWND parent
, HWND child
, LPCSTR className
, LPCSTR title
)
1766 LPWSTR titleW
= NULL
;
1771 DWORD len
= MultiByteToWideChar( CP_ACP
, 0, title
, -1, NULL
, 0 );
1772 if (!(titleW
= HeapAlloc( GetProcessHeap(), 0, len
* sizeof(WCHAR
) ))) return 0;
1773 MultiByteToWideChar( CP_ACP
, 0, title
, -1, titleW
, len
);
1776 if (!IS_INTRESOURCE(className
))
1779 if (MultiByteToWideChar( CP_ACP
, 0, className
, -1, classW
, sizeof(classW
)/sizeof(WCHAR
) ))
1780 hwnd
= FindWindowExW( parent
, child
, classW
, titleW
);
1784 hwnd
= FindWindowExW( parent
, child
, (LPCWSTR
)className
, titleW
);
1787 HeapFree( GetProcessHeap(), 0, titleW
);
1792 /***********************************************************************
1793 * FindWindowW (USER32.@)
1795 HWND WINAPI
FindWindowW( LPCWSTR className
, LPCWSTR title
)
1797 return FindWindowExW( 0, 0, className
, title
);
1801 /**********************************************************************
1802 * GetDesktopWindow (USER32.@)
1804 HWND WINAPI
GetDesktopWindow(void)
1806 struct user_thread_info
*thread_info
= get_user_thread_info();
1808 if (thread_info
->top_window
) return thread_info
->top_window
;
1810 SERVER_START_REQ( get_desktop_window
)
1813 if (!wine_server_call( req
))
1815 thread_info
->top_window
= wine_server_ptr_handle( reply
->top_window
);
1816 thread_info
->msg_window
= wine_server_ptr_handle( reply
->msg_window
);
1821 if (!thread_info
->top_window
)
1823 USEROBJECTFLAGS flags
;
1824 if (!GetUserObjectInformationW( GetProcessWindowStation(), UOI_FLAGS
, &flags
,
1825 sizeof(flags
), NULL
) || (flags
.dwFlags
& WSF_VISIBLE
))
1827 static const WCHAR explorer
[] = {'\\','e','x','p','l','o','r','e','r','.','e','x','e',0};
1828 static const WCHAR args
[] = {' ','/','d','e','s','k','t','o','p',0};
1830 PROCESS_INFORMATION pi
;
1831 WCHAR windir
[MAX_PATH
];
1832 WCHAR app
[MAX_PATH
+ sizeof(explorer
)/sizeof(WCHAR
)];
1833 WCHAR cmdline
[MAX_PATH
+ (sizeof(explorer
) + sizeof(args
))/sizeof(WCHAR
)];
1836 memset( &si
, 0, sizeof(si
) );
1838 si
.dwFlags
= STARTF_USESTDHANDLES
;
1841 si
.hStdError
= GetStdHandle( STD_ERROR_HANDLE
);
1843 GetSystemDirectoryW( windir
, MAX_PATH
);
1844 strcpyW( app
, windir
);
1845 strcatW( app
, explorer
);
1846 strcpyW( cmdline
, app
);
1847 strcatW( cmdline
, args
);
1849 Wow64DisableWow64FsRedirection( &redir
);
1850 if (CreateProcessW( app
, cmdline
, NULL
, NULL
, FALSE
, DETACHED_PROCESS
,
1851 NULL
, windir
, &si
, &pi
))
1853 TRACE( "started explorer pid %04x tid %04x\n", pi
.dwProcessId
, pi
.dwThreadId
);
1854 WaitForInputIdle( pi
.hProcess
, 10000 );
1855 CloseHandle( pi
.hThread
);
1856 CloseHandle( pi
.hProcess
);
1858 else WARN( "failed to start explorer, err %d\n", GetLastError() );
1859 Wow64RevertWow64FsRedirection( redir
);
1861 else TRACE( "not starting explorer since winstation is not visible\n" );
1863 SERVER_START_REQ( get_desktop_window
)
1866 if (!wine_server_call( req
))
1868 thread_info
->top_window
= wine_server_ptr_handle( reply
->top_window
);
1869 thread_info
->msg_window
= wine_server_ptr_handle( reply
->msg_window
);
1875 if (!thread_info
->top_window
|| !USER_Driver
->pCreateDesktopWindow( thread_info
->top_window
))
1876 ERR( "failed to create desktop window\n" );
1878 return thread_info
->top_window
;
1882 /*******************************************************************
1883 * EnableWindow (USER32.@)
1885 BOOL WINAPI
EnableWindow( HWND hwnd
, BOOL enable
)
1890 if (is_broadcast(hwnd
))
1892 SetLastError( ERROR_INVALID_PARAMETER
);
1896 if (!(full_handle
= WIN_IsCurrentThread( hwnd
)))
1897 return SendMessageW( hwnd
, WM_WINE_ENABLEWINDOW
, enable
, 0 );
1901 TRACE("( %p, %d )\n", hwnd
, enable
);
1903 retvalue
= !IsWindowEnabled( hwnd
);
1905 if (enable
&& retvalue
)
1907 WIN_SetStyle( hwnd
, 0, WS_DISABLED
);
1908 SendMessageW( hwnd
, WM_ENABLE
, TRUE
, 0 );
1910 else if (!enable
&& !retvalue
)
1914 SendMessageW( hwnd
, WM_CANCELMODE
, 0, 0);
1916 WIN_SetStyle( hwnd
, WS_DISABLED
, 0 );
1918 if (hwnd
== GetFocus())
1919 SetFocus( 0 ); /* A disabled window can't have the focus */
1921 capture_wnd
= GetCapture();
1922 if (hwnd
== capture_wnd
|| IsChild(hwnd
, capture_wnd
))
1923 ReleaseCapture(); /* A disabled window can't capture the mouse */
1925 SendMessageW( hwnd
, WM_ENABLE
, FALSE
, 0 );
1931 /***********************************************************************
1932 * IsWindowEnabled (USER32.@)
1934 BOOL WINAPI
IsWindowEnabled(HWND hWnd
)
1936 return !(GetWindowLongW( hWnd
, GWL_STYLE
) & WS_DISABLED
);
1940 /***********************************************************************
1941 * IsWindowUnicode (USER32.@)
1943 BOOL WINAPI
IsWindowUnicode( HWND hwnd
)
1946 BOOL retvalue
= FALSE
;
1948 if (!(wndPtr
= WIN_GetPtr(hwnd
))) return FALSE
;
1950 if (wndPtr
== WND_DESKTOP
) return TRUE
;
1952 if (wndPtr
!= WND_OTHER_PROCESS
)
1954 retvalue
= (wndPtr
->flags
& WIN_ISUNICODE
) != 0;
1955 WIN_ReleasePtr( wndPtr
);
1959 SERVER_START_REQ( get_window_info
)
1961 req
->handle
= wine_server_user_handle( hwnd
);
1962 if (!wine_server_call_err( req
)) retvalue
= reply
->is_unicode
;
1970 /**********************************************************************
1973 * Helper function for GetWindowLong().
1975 static LONG_PTR
WIN_GetWindowLong( HWND hwnd
, INT offset
, UINT size
, BOOL unicode
)
1977 LONG_PTR retvalue
= 0;
1980 if (offset
== GWLP_HWNDPARENT
)
1982 HWND parent
= GetAncestor( hwnd
, GA_PARENT
);
1983 if (parent
== GetDesktopWindow()) parent
= GetWindow( hwnd
, GW_OWNER
);
1984 return (ULONG_PTR
)parent
;
1987 if (!(wndPtr
= WIN_GetPtr( hwnd
)))
1989 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
1993 if (wndPtr
== WND_OTHER_PROCESS
|| wndPtr
== WND_DESKTOP
)
1995 if (offset
== GWLP_WNDPROC
)
1997 SetLastError( ERROR_ACCESS_DENIED
);
2000 SERVER_START_REQ( set_window_info
)
2002 req
->handle
= wine_server_user_handle( hwnd
);
2003 req
->flags
= 0; /* don't set anything, just retrieve */
2004 req
->extra_offset
= (offset
>= 0) ? offset
: -1;
2005 req
->extra_size
= (offset
>= 0) ? size
: 0;
2006 if (!wine_server_call_err( req
))
2010 case GWL_STYLE
: retvalue
= reply
->old_style
; break;
2011 case GWL_EXSTYLE
: retvalue
= reply
->old_ex_style
; break;
2012 case GWLP_ID
: retvalue
= reply
->old_id
; break;
2013 case GWLP_HINSTANCE
: retvalue
= (ULONG_PTR
)wine_server_get_ptr( reply
->old_instance
); break;
2014 case GWLP_USERDATA
: retvalue
= reply
->old_user_data
; break;
2016 if (offset
>= 0) retvalue
= get_win_data( &reply
->old_extra_value
, size
);
2017 else SetLastError( ERROR_INVALID_INDEX
);
2026 /* now we have a valid wndPtr */
2030 if (offset
> (int)(wndPtr
->cbWndExtra
- size
))
2032 WARN("Invalid offset %d\n", offset
);
2033 WIN_ReleasePtr( wndPtr
);
2034 SetLastError( ERROR_INVALID_INDEX
);
2037 retvalue
= get_win_data( (char *)wndPtr
->wExtra
+ offset
, size
);
2039 /* Special case for dialog window procedure */
2040 if ((offset
== DWLP_DLGPROC
) && (size
== sizeof(LONG_PTR
)) && wndPtr
->dlgInfo
)
2041 retvalue
= (LONG_PTR
)WINPROC_GetProc( (WNDPROC
)retvalue
, unicode
);
2042 WIN_ReleasePtr( wndPtr
);
2048 case GWLP_USERDATA
: retvalue
= wndPtr
->userdata
; break;
2049 case GWL_STYLE
: retvalue
= wndPtr
->dwStyle
; break;
2050 case GWL_EXSTYLE
: retvalue
= wndPtr
->dwExStyle
; break;
2051 case GWLP_ID
: retvalue
= wndPtr
->wIDmenu
; break;
2052 case GWLP_HINSTANCE
: retvalue
= (ULONG_PTR
)wndPtr
->hInstance
; break;
2054 /* This looks like a hack only for the edit control (see tests). This makes these controls
2055 * more tolerant to A/W mismatches. The lack of W->A->W conversion for such a mismatch suggests
2056 * that the hack is in GetWindowLongPtr[AW], not in winprocs.
2058 if (wndPtr
->winproc
== BUILTIN_WINPROC(WINPROC_EDIT
) && (!unicode
!= !(wndPtr
->flags
& WIN_ISUNICODE
)))
2059 retvalue
= (ULONG_PTR
)wndPtr
->winproc
;
2061 retvalue
= (ULONG_PTR
)WINPROC_GetProc( wndPtr
->winproc
, unicode
);
2064 WARN("Unknown offset %d\n", offset
);
2065 SetLastError( ERROR_INVALID_INDEX
);
2068 WIN_ReleasePtr(wndPtr
);
2073 /**********************************************************************
2076 * Helper function for SetWindowLong().
2078 * 0 is the failure code. However, in the case of failure SetLastError
2079 * must be set to distinguish between a 0 return value and a failure.
2081 LONG_PTR
WIN_SetWindowLong( HWND hwnd
, INT offset
, UINT size
, LONG_PTR newval
, BOOL unicode
)
2085 LONG_PTR retval
= 0;
2088 TRACE( "%p %d %lx %c\n", hwnd
, offset
, newval
, unicode
? 'W' : 'A' );
2090 if (is_broadcast(hwnd
))
2092 SetLastError( ERROR_INVALID_PARAMETER
);
2096 if (!(wndPtr
= WIN_GetPtr( hwnd
)))
2098 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
2101 if (wndPtr
== WND_DESKTOP
)
2103 /* can't change anything on the desktop window */
2104 SetLastError( ERROR_ACCESS_DENIED
);
2107 if (wndPtr
== WND_OTHER_PROCESS
)
2109 if (offset
== GWLP_WNDPROC
)
2111 SetLastError( ERROR_ACCESS_DENIED
);
2114 if (offset
> 32767 || offset
< -32767)
2116 SetLastError( ERROR_INVALID_INDEX
);
2119 return SendMessageW( hwnd
, WM_WINE_SETWINDOWLONG
, MAKEWPARAM( offset
, size
), newval
);
2122 /* first some special cases */
2126 style
.styleOld
= wndPtr
->dwStyle
;
2127 style
.styleNew
= newval
;
2128 WIN_ReleasePtr( wndPtr
);
2129 SendMessageW( hwnd
, WM_STYLECHANGING
, GWL_STYLE
, (LPARAM
)&style
);
2130 if (!(wndPtr
= WIN_GetPtr( hwnd
)) || wndPtr
== WND_OTHER_PROCESS
) return 0;
2131 newval
= style
.styleNew
;
2132 /* WS_CLIPSIBLINGS can't be reset on top-level windows */
2133 if (wndPtr
->parent
== GetDesktopWindow()) newval
|= WS_CLIPSIBLINGS
;
2136 style
.styleOld
= wndPtr
->dwExStyle
;
2137 style
.styleNew
= newval
;
2138 WIN_ReleasePtr( wndPtr
);
2139 SendMessageW( hwnd
, WM_STYLECHANGING
, GWL_EXSTYLE
, (LPARAM
)&style
);
2140 if (!(wndPtr
= WIN_GetPtr( hwnd
)) || wndPtr
== WND_OTHER_PROCESS
) return 0;
2141 /* WS_EX_TOPMOST can only be changed through SetWindowPos */
2142 newval
= (style
.styleNew
& ~WS_EX_TOPMOST
) | (wndPtr
->dwExStyle
& WS_EX_TOPMOST
);
2143 /* WS_EX_WINDOWEDGE depends on some other styles */
2144 if ((newval
& WS_EX_DLGMODALFRAME
) || (wndPtr
->dwStyle
& WS_THICKFRAME
))
2145 newval
|= WS_EX_WINDOWEDGE
;
2146 else if (wndPtr
->dwStyle
& (WS_CHILD
|WS_POPUP
))
2147 newval
&= ~WS_EX_WINDOWEDGE
;
2149 case GWLP_HWNDPARENT
:
2150 if (wndPtr
->parent
== GetDesktopWindow())
2152 WIN_ReleasePtr( wndPtr
);
2153 return (ULONG_PTR
)WIN_SetOwner( hwnd
, (HWND
)newval
);
2157 WIN_ReleasePtr( wndPtr
);
2158 return (ULONG_PTR
)SetParent( hwnd
, (HWND
)newval
);
2163 UINT old_flags
= wndPtr
->flags
;
2164 retval
= WIN_GetWindowLong( hwnd
, offset
, size
, unicode
);
2165 proc
= WINPROC_AllocProc( (WNDPROC
)newval
, unicode
);
2166 if (proc
) wndPtr
->winproc
= proc
;
2167 if (WINPROC_IsUnicode( proc
, unicode
)) wndPtr
->flags
|= WIN_ISUNICODE
;
2168 else wndPtr
->flags
&= ~WIN_ISUNICODE
;
2169 if (!((old_flags
^ wndPtr
->flags
) & WIN_ISUNICODE
))
2171 WIN_ReleasePtr( wndPtr
);
2174 /* update is_unicode flag on the server side */
2178 case GWLP_HINSTANCE
:
2182 if ((wndPtr
->cbWndExtra
- sizeof(LONG_PTR
) >= DWLP_DLGPROC
) &&
2183 (size
== sizeof(LONG_PTR
)) && wndPtr
->dlgInfo
)
2185 WNDPROC
*ptr
= (WNDPROC
*)((char *)wndPtr
->wExtra
+ DWLP_DLGPROC
);
2186 retval
= (ULONG_PTR
)WINPROC_GetProc( *ptr
, unicode
);
2187 *ptr
= WINPROC_AllocProc( (WNDPROC
)newval
, unicode
);
2188 WIN_ReleasePtr( wndPtr
);
2193 if (offset
< 0 || offset
> (int)(wndPtr
->cbWndExtra
- size
))
2195 WARN("Invalid offset %d\n", offset
);
2196 WIN_ReleasePtr( wndPtr
);
2197 SetLastError( ERROR_INVALID_INDEX
);
2200 else if (get_win_data( (char *)wndPtr
->wExtra
+ offset
, size
) == newval
)
2202 /* already set to the same value */
2203 WIN_ReleasePtr( wndPtr
);
2209 SERVER_START_REQ( set_window_info
)
2211 req
->handle
= wine_server_user_handle( hwnd
);
2212 req
->extra_offset
= -1;
2216 req
->flags
= SET_WIN_STYLE
;
2217 req
->style
= newval
;
2220 req
->flags
= SET_WIN_EXSTYLE
;
2221 req
->ex_style
= newval
;
2224 req
->flags
= SET_WIN_ID
;
2227 case GWLP_HINSTANCE
:
2228 req
->flags
= SET_WIN_INSTANCE
;
2229 req
->instance
= wine_server_client_ptr( (void *)newval
);
2232 req
->flags
= SET_WIN_UNICODE
;
2233 req
->is_unicode
= (wndPtr
->flags
& WIN_ISUNICODE
) != 0;
2236 req
->flags
= SET_WIN_USERDATA
;
2237 req
->user_data
= newval
;
2240 req
->flags
= SET_WIN_EXTRA
;
2241 req
->extra_offset
= offset
;
2242 req
->extra_size
= size
;
2243 set_win_data( &req
->extra_value
, newval
, size
);
2245 if ((ok
= !wine_server_call_err( req
)))
2250 wndPtr
->dwStyle
= newval
;
2251 retval
= reply
->old_style
;
2254 wndPtr
->dwExStyle
= newval
;
2255 retval
= reply
->old_ex_style
;
2258 wndPtr
->wIDmenu
= newval
;
2259 retval
= reply
->old_id
;
2261 case GWLP_HINSTANCE
:
2262 wndPtr
->hInstance
= (HINSTANCE
)newval
;
2263 retval
= (ULONG_PTR
)wine_server_get_ptr( reply
->old_instance
);
2268 wndPtr
->userdata
= newval
;
2269 retval
= reply
->old_user_data
;
2272 retval
= get_win_data( (char *)wndPtr
->wExtra
+ offset
, size
);
2273 set_win_data( (char *)wndPtr
->wExtra
+ offset
, newval
, size
);
2279 WIN_ReleasePtr( wndPtr
);
2283 if (offset
== GWL_STYLE
|| offset
== GWL_EXSTYLE
)
2285 style
.styleOld
= retval
;
2286 style
.styleNew
= newval
;
2287 USER_Driver
->pSetWindowStyle( hwnd
, offset
, &style
);
2288 SendMessageW( hwnd
, WM_STYLECHANGED
, offset
, (LPARAM
)&style
);
2295 /**********************************************************************
2296 * GetWindowWord (USER32.@)
2298 WORD WINAPI
GetWindowWord( HWND hwnd
, INT offset
)
2303 case GWLP_HINSTANCE
:
2304 case GWLP_HWNDPARENT
:
2309 WARN("Invalid offset %d\n", offset
);
2310 SetLastError( ERROR_INVALID_INDEX
);
2315 return WIN_GetWindowLong( hwnd
, offset
, sizeof(WORD
), FALSE
);
2319 /**********************************************************************
2320 * GetWindowLongA (USER32.@)
2322 LONG WINAPI
GetWindowLongA( HWND hwnd
, INT offset
)
2324 return WIN_GetWindowLong( hwnd
, offset
, sizeof(LONG
), FALSE
);
2328 /**********************************************************************
2329 * GetWindowLongW (USER32.@)
2331 LONG WINAPI
GetWindowLongW( HWND hwnd
, INT offset
)
2333 return WIN_GetWindowLong( hwnd
, offset
, sizeof(LONG
), TRUE
);
2337 /**********************************************************************
2338 * SetWindowWord (USER32.@)
2340 WORD WINAPI
SetWindowWord( HWND hwnd
, INT offset
, WORD newval
)
2345 case GWLP_HINSTANCE
:
2346 case GWLP_HWNDPARENT
:
2351 WARN("Invalid offset %d\n", offset
);
2352 SetLastError( ERROR_INVALID_INDEX
);
2357 return WIN_SetWindowLong( hwnd
, offset
, sizeof(WORD
), newval
, FALSE
);
2361 /**********************************************************************
2362 * SetWindowLongA (USER32.@)
2364 * See SetWindowLongW.
2366 LONG WINAPI
SetWindowLongA( HWND hwnd
, INT offset
, LONG newval
)
2368 return WIN_SetWindowLong( hwnd
, offset
, sizeof(LONG
), newval
, FALSE
);
2372 /**********************************************************************
2373 * SetWindowLongW (USER32.@) Set window attribute
2375 * SetWindowLong() alters one of a window's attributes or sets a 32-bit (long)
2376 * value in a window's extra memory.
2378 * The _hwnd_ parameter specifies the window. is the handle to a
2379 * window that has extra memory. The _newval_ parameter contains the
2380 * new attribute or extra memory value. If positive, the _offset_
2381 * parameter is the byte-addressed location in the window's extra
2382 * memory to set. If negative, _offset_ specifies the window
2383 * attribute to set, and should be one of the following values:
2385 * GWL_EXSTYLE The window's extended window style
2387 * GWL_STYLE The window's window style.
2389 * GWLP_WNDPROC Pointer to the window's window procedure.
2391 * GWLP_HINSTANCE The window's pplication instance handle.
2393 * GWLP_ID The window's identifier.
2395 * GWLP_USERDATA The window's user-specified data.
2397 * If the window is a dialog box, the _offset_ parameter can be one of
2398 * the following values:
2400 * DWLP_DLGPROC The address of the window's dialog box procedure.
2402 * DWLP_MSGRESULT The return value of a message
2403 * that the dialog box procedure processed.
2405 * DWLP_USER Application specific information.
2409 * If successful, returns the previous value located at _offset_. Otherwise,
2414 * Extra memory for a window class is specified by a nonzero cbWndExtra
2415 * parameter of the WNDCLASS structure passed to RegisterClass() at the
2416 * time of class creation.
2418 * Using GWL_WNDPROC to set a new window procedure effectively creates
2419 * a window subclass. Use CallWindowProc() in the new windows procedure
2420 * to pass messages to the superclass's window procedure.
2422 * The user data is reserved for use by the application which created
2425 * Do not use GWL_STYLE to change the window's WS_DISABLED style;
2426 * instead, call the EnableWindow() function to change the window's
2429 * Do not use GWL_HWNDPARENT to reset the window's parent, use
2430 * SetParent() instead.
2433 * When offset is GWL_STYLE and the calling app's ver is 4.0,
2434 * it sends WM_STYLECHANGING before changing the settings
2435 * and WM_STYLECHANGED afterwards.
2436 * App ver 4.0 can't use SetWindowLong to change WS_EX_TOPMOST.
2438 LONG WINAPI
SetWindowLongW(
2439 HWND hwnd
, /* [in] window to alter */
2440 INT offset
, /* [in] offset, in bytes, of location to alter */
2441 LONG newval
/* [in] new value of location */
2443 return WIN_SetWindowLong( hwnd
, offset
, sizeof(LONG
), newval
, TRUE
);
2447 /*******************************************************************
2448 * GetWindowTextA (USER32.@)
2450 INT WINAPI
GetWindowTextA( HWND hwnd
, LPSTR lpString
, INT nMaxCount
)
2454 if (!lpString
) return 0;
2456 if (WIN_IsCurrentProcess( hwnd
))
2457 return (INT
)SendMessageA( hwnd
, WM_GETTEXT
, nMaxCount
, (LPARAM
)lpString
);
2459 /* when window belongs to other process, don't send a message */
2460 if (nMaxCount
<= 0) return 0;
2461 if (!(buffer
= HeapAlloc( GetProcessHeap(), 0, nMaxCount
* sizeof(WCHAR
) ))) return 0;
2462 get_server_window_text( hwnd
, buffer
, nMaxCount
);
2463 if (!WideCharToMultiByte( CP_ACP
, 0, buffer
, -1, lpString
, nMaxCount
, NULL
, NULL
))
2464 lpString
[nMaxCount
-1] = 0;
2465 HeapFree( GetProcessHeap(), 0, buffer
);
2466 return strlen(lpString
);
2470 /*******************************************************************
2471 * InternalGetWindowText (USER32.@)
2473 INT WINAPI
InternalGetWindowText(HWND hwnd
,LPWSTR lpString
,INT nMaxCount
)
2477 if (nMaxCount
<= 0) return 0;
2478 if (!(win
= WIN_GetPtr( hwnd
))) return 0;
2479 if (win
== WND_DESKTOP
) lpString
[0] = 0;
2480 else if (win
!= WND_OTHER_PROCESS
)
2482 if (win
->text
) lstrcpynW( lpString
, win
->text
, nMaxCount
);
2483 else lpString
[0] = 0;
2484 WIN_ReleasePtr( win
);
2488 get_server_window_text( hwnd
, lpString
, nMaxCount
);
2490 return strlenW(lpString
);
2494 /*******************************************************************
2495 * GetWindowTextW (USER32.@)
2497 INT WINAPI
GetWindowTextW( HWND hwnd
, LPWSTR lpString
, INT nMaxCount
)
2499 if (!lpString
) return 0;
2501 if (WIN_IsCurrentProcess( hwnd
))
2502 return (INT
)SendMessageW( hwnd
, WM_GETTEXT
, nMaxCount
, (LPARAM
)lpString
);
2504 /* when window belongs to other process, don't send a message */
2505 if (nMaxCount
<= 0) return 0;
2506 get_server_window_text( hwnd
, lpString
, nMaxCount
);
2507 return strlenW(lpString
);
2511 /*******************************************************************
2512 * SetWindowTextA (USER32.@)
2513 * SetWindowText (USER32.@)
2515 BOOL WINAPI
SetWindowTextA( HWND hwnd
, LPCSTR lpString
)
2517 if (is_broadcast(hwnd
))
2519 SetLastError( ERROR_INVALID_PARAMETER
);
2522 if (!WIN_IsCurrentProcess( hwnd
))
2523 WARN( "setting text %s of other process window %p should not use SendMessage\n",
2524 debugstr_a(lpString
), hwnd
);
2525 return (BOOL
)SendMessageA( hwnd
, WM_SETTEXT
, 0, (LPARAM
)lpString
);
2529 /*******************************************************************
2530 * SetWindowTextW (USER32.@)
2532 BOOL WINAPI
SetWindowTextW( HWND hwnd
, LPCWSTR lpString
)
2534 if (is_broadcast(hwnd
))
2536 SetLastError( ERROR_INVALID_PARAMETER
);
2539 if (!WIN_IsCurrentProcess( hwnd
))
2540 WARN( "setting text %s of other process window %p should not use SendMessage\n",
2541 debugstr_w(lpString
), hwnd
);
2542 return (BOOL
)SendMessageW( hwnd
, WM_SETTEXT
, 0, (LPARAM
)lpString
);
2546 /*******************************************************************
2547 * GetWindowTextLengthA (USER32.@)
2549 INT WINAPI
GetWindowTextLengthA( HWND hwnd
)
2551 return SendMessageA( hwnd
, WM_GETTEXTLENGTH
, 0, 0 );
2554 /*******************************************************************
2555 * GetWindowTextLengthW (USER32.@)
2557 INT WINAPI
GetWindowTextLengthW( HWND hwnd
)
2559 return SendMessageW( hwnd
, WM_GETTEXTLENGTH
, 0, 0 );
2563 /*******************************************************************
2564 * IsWindow (USER32.@)
2566 BOOL WINAPI
IsWindow( HWND hwnd
)
2571 if (!(ptr
= WIN_GetPtr( hwnd
))) return FALSE
;
2572 if (ptr
== WND_DESKTOP
) return TRUE
;
2574 if (ptr
!= WND_OTHER_PROCESS
)
2576 WIN_ReleasePtr( ptr
);
2580 /* check other processes */
2581 SERVER_START_REQ( get_window_info
)
2583 req
->handle
= wine_server_user_handle( hwnd
);
2584 ret
= !wine_server_call_err( req
);
2591 /***********************************************************************
2592 * GetWindowThreadProcessId (USER32.@)
2594 DWORD WINAPI
GetWindowThreadProcessId( HWND hwnd
, LPDWORD process
)
2599 if (!(ptr
= WIN_GetPtr( hwnd
)))
2601 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
2605 if (ptr
!= WND_OTHER_PROCESS
&& ptr
!= WND_DESKTOP
)
2607 /* got a valid window */
2609 if (process
) *process
= GetCurrentProcessId();
2610 WIN_ReleasePtr( ptr
);
2614 /* check other processes */
2615 SERVER_START_REQ( get_window_info
)
2617 req
->handle
= wine_server_user_handle( hwnd
);
2618 if (!wine_server_call_err( req
))
2620 tid
= (DWORD
)reply
->tid
;
2621 if (process
) *process
= (DWORD
)reply
->pid
;
2629 /*****************************************************************
2630 * GetParent (USER32.@)
2632 HWND WINAPI
GetParent( HWND hwnd
)
2637 if (!(wndPtr
= WIN_GetPtr( hwnd
)))
2639 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
2642 if (wndPtr
== WND_DESKTOP
) return 0;
2643 if (wndPtr
== WND_OTHER_PROCESS
)
2645 LONG style
= GetWindowLongW( hwnd
, GWL_STYLE
);
2646 if (style
& (WS_POPUP
| WS_CHILD
))
2648 SERVER_START_REQ( get_window_tree
)
2650 req
->handle
= wine_server_user_handle( hwnd
);
2651 if (!wine_server_call_err( req
))
2653 if (style
& WS_POPUP
) retvalue
= wine_server_ptr_handle( reply
->owner
);
2654 else if (style
& WS_CHILD
) retvalue
= wine_server_ptr_handle( reply
->parent
);
2662 if (wndPtr
->dwStyle
& WS_POPUP
) retvalue
= wndPtr
->owner
;
2663 else if (wndPtr
->dwStyle
& WS_CHILD
) retvalue
= wndPtr
->parent
;
2664 WIN_ReleasePtr( wndPtr
);
2670 /*****************************************************************
2671 * GetAncestor (USER32.@)
2673 HWND WINAPI
GetAncestor( HWND hwnd
, UINT type
)
2676 HWND
*list
, ret
= 0;
2681 if (!(win
= WIN_GetPtr( hwnd
)))
2683 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
2686 if (win
== WND_DESKTOP
) return 0;
2687 if (win
!= WND_OTHER_PROCESS
)
2690 WIN_ReleasePtr( win
);
2692 else /* need to query the server */
2694 SERVER_START_REQ( get_window_tree
)
2696 req
->handle
= wine_server_user_handle( hwnd
);
2697 if (!wine_server_call_err( req
)) ret
= wine_server_ptr_handle( reply
->parent
);
2704 if (!(list
= list_window_parents( hwnd
))) return 0;
2706 if (!list
[0] || !list
[1]) ret
= WIN_GetFullHandle( hwnd
); /* top-level window */
2710 while (list
[count
]) count
++;
2711 ret
= list
[count
- 2]; /* get the one before the desktop */
2713 HeapFree( GetProcessHeap(), 0, list
);
2717 if (is_desktop_window( hwnd
)) return 0;
2718 ret
= WIN_GetFullHandle( hwnd
);
2721 HWND parent
= GetParent( ret
);
2731 /*****************************************************************
2732 * SetParent (USER32.@)
2734 HWND WINAPI
SetParent( HWND hwnd
, HWND parent
)
2737 HWND old_parent
= 0;
2742 if (is_broadcast(hwnd
) || is_broadcast(parent
))
2744 SetLastError(ERROR_INVALID_PARAMETER
);
2748 if (!parent
) parent
= GetDesktopWindow();
2749 else if (parent
== HWND_MESSAGE
) parent
= get_hwnd_message_parent();
2750 else parent
= WIN_GetFullHandle( parent
);
2752 if (!IsWindow( parent
))
2754 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
2758 /* Some applications try to set a child as a parent */
2759 if (IsChild(hwnd
, parent
))
2761 SetLastError( ERROR_INVALID_PARAMETER
);
2765 if (!(full_handle
= WIN_IsCurrentThread( hwnd
)))
2766 return (HWND
)SendMessageW( hwnd
, WM_WINE_SETPARENT
, (WPARAM
)parent
, 0 );
2768 if (full_handle
== parent
)
2770 SetLastError( ERROR_INVALID_PARAMETER
);
2774 /* Windows hides the window first, then shows it again
2775 * including the WM_SHOWWINDOW messages and all */
2776 was_visible
= ShowWindow( hwnd
, SW_HIDE
);
2778 wndPtr
= WIN_GetPtr( hwnd
);
2779 if (!wndPtr
|| wndPtr
== WND_OTHER_PROCESS
|| wndPtr
== WND_DESKTOP
) return 0;
2781 SERVER_START_REQ( set_parent
)
2783 req
->handle
= wine_server_user_handle( hwnd
);
2784 req
->parent
= wine_server_user_handle( parent
);
2785 if ((ret
= !wine_server_call( req
)))
2787 old_parent
= wine_server_ptr_handle( reply
->old_parent
);
2788 wndPtr
->parent
= parent
= wine_server_ptr_handle( reply
->full_parent
);
2793 WIN_ReleasePtr( wndPtr
);
2796 USER_Driver
->pSetParent( full_handle
, parent
, old_parent
);
2798 /* SetParent additionally needs to make hwnd the topmost window
2799 in the x-order and send the expected WM_WINDOWPOSCHANGING and
2800 WM_WINDOWPOSCHANGED notification messages.
2802 SetWindowPos( hwnd
, HWND_TOP
, 0, 0, 0, 0,
2803 SWP_NOACTIVATE
| SWP_NOMOVE
| SWP_NOSIZE
| (was_visible
? SWP_SHOWWINDOW
: 0) );
2804 /* FIXME: a WM_MOVE is also generated (in the DefWindowProc handler
2805 * for WM_WINDOWPOSCHANGED) in Windows, should probably remove SWP_NOMOVE */
2811 /*******************************************************************
2812 * IsChild (USER32.@)
2814 BOOL WINAPI
IsChild( HWND parent
, HWND child
)
2816 HWND
*list
= list_window_parents( child
);
2820 if (!list
) return FALSE
;
2821 parent
= WIN_GetFullHandle( parent
);
2822 for (i
= 0; list
[i
]; i
++) if (list
[i
] == parent
) break;
2823 ret
= list
[i
] && list
[i
+1];
2824 HeapFree( GetProcessHeap(), 0, list
);
2829 /***********************************************************************
2830 * IsWindowVisible (USER32.@)
2832 BOOL WINAPI
IsWindowVisible( HWND hwnd
)
2838 if (!(GetWindowLongW( hwnd
, GWL_STYLE
) & WS_VISIBLE
)) return FALSE
;
2839 if (!(list
= list_window_parents( hwnd
))) return TRUE
;
2842 for (i
= 0; list
[i
+1]; i
++)
2843 if (!(GetWindowLongW( list
[i
], GWL_STYLE
) & WS_VISIBLE
)) break;
2844 retval
= !list
[i
+1] && (list
[i
] == GetDesktopWindow()); /* top message window isn't visible */
2846 HeapFree( GetProcessHeap(), 0, list
);
2851 /***********************************************************************
2852 * WIN_IsWindowDrawable
2854 * hwnd is drawable when it is visible, all parents are not
2855 * minimized, and it is itself not minimized unless we are
2856 * trying to draw its default class icon.
2858 BOOL
WIN_IsWindowDrawable( HWND hwnd
, BOOL icon
)
2863 LONG style
= GetWindowLongW( hwnd
, GWL_STYLE
);
2865 if (!(style
& WS_VISIBLE
)) return FALSE
;
2866 if ((style
& WS_MINIMIZE
) && icon
&& GetClassLongPtrW( hwnd
, GCLP_HICON
)) return FALSE
;
2868 if (!(list
= list_window_parents( hwnd
))) return TRUE
;
2871 for (i
= 0; list
[i
+1]; i
++)
2872 if ((GetWindowLongW( list
[i
], GWL_STYLE
) & (WS_VISIBLE
|WS_MINIMIZE
)) != WS_VISIBLE
)
2874 retval
= !list
[i
+1] && (list
[i
] == GetDesktopWindow()); /* top message window isn't visible */
2876 HeapFree( GetProcessHeap(), 0, list
);
2881 /*******************************************************************
2882 * GetTopWindow (USER32.@)
2884 HWND WINAPI
GetTopWindow( HWND hwnd
)
2886 if (!hwnd
) hwnd
= GetDesktopWindow();
2887 return GetWindow( hwnd
, GW_CHILD
);
2891 /*******************************************************************
2892 * GetWindow (USER32.@)
2894 HWND WINAPI
GetWindow( HWND hwnd
, UINT rel
)
2898 if (rel
== GW_OWNER
) /* this one may be available locally */
2900 WND
*wndPtr
= WIN_GetPtr( hwnd
);
2903 SetLastError( ERROR_INVALID_HANDLE
);
2906 if (wndPtr
== WND_DESKTOP
) return 0;
2907 if (wndPtr
!= WND_OTHER_PROCESS
)
2909 retval
= wndPtr
->owner
;
2910 WIN_ReleasePtr( wndPtr
);
2913 /* else fall through to server call */
2916 SERVER_START_REQ( get_window_tree
)
2918 req
->handle
= wine_server_user_handle( hwnd
);
2919 if (!wine_server_call_err( req
))
2924 retval
= wine_server_ptr_handle( reply
->first_sibling
);
2927 retval
= wine_server_ptr_handle( reply
->last_sibling
);
2930 retval
= wine_server_ptr_handle( reply
->next_sibling
);
2933 retval
= wine_server_ptr_handle( reply
->prev_sibling
);
2936 retval
= wine_server_ptr_handle( reply
->owner
);
2939 retval
= wine_server_ptr_handle( reply
->first_child
);
2949 /*******************************************************************
2950 * ShowOwnedPopups (USER32.@)
2952 BOOL WINAPI
ShowOwnedPopups( HWND owner
, BOOL fShow
)
2956 HWND
*win_array
= WIN_ListChildren( GetDesktopWindow() );
2958 if (!win_array
) return TRUE
;
2960 while (win_array
[count
]) count
++;
2961 while (--count
>= 0)
2963 if (GetWindow( win_array
[count
], GW_OWNER
) != owner
) continue;
2964 if (!(pWnd
= WIN_GetPtr( win_array
[count
] ))) continue;
2965 if (pWnd
== WND_OTHER_PROCESS
) continue;
2968 if (pWnd
->flags
& WIN_NEEDS_SHOW_OWNEDPOPUP
)
2970 WIN_ReleasePtr( pWnd
);
2971 /* In Windows, ShowOwnedPopups(TRUE) generates
2972 * WM_SHOWWINDOW messages with SW_PARENTOPENING,
2973 * regardless of the state of the owner
2975 SendMessageW(win_array
[count
], WM_SHOWWINDOW
, SW_SHOWNORMAL
, SW_PARENTOPENING
);
2981 if (pWnd
->dwStyle
& WS_VISIBLE
)
2983 WIN_ReleasePtr( pWnd
);
2984 /* In Windows, ShowOwnedPopups(FALSE) generates
2985 * WM_SHOWWINDOW messages with SW_PARENTCLOSING,
2986 * regardless of the state of the owner
2988 SendMessageW(win_array
[count
], WM_SHOWWINDOW
, SW_HIDE
, SW_PARENTCLOSING
);
2992 WIN_ReleasePtr( pWnd
);
2994 HeapFree( GetProcessHeap(), 0, win_array
);
2999 /*******************************************************************
3000 * GetLastActivePopup (USER32.@)
3002 HWND WINAPI
GetLastActivePopup( HWND hwnd
)
3006 SERVER_START_REQ( get_window_info
)
3008 req
->handle
= wine_server_user_handle( hwnd
);
3009 if (!wine_server_call_err( req
)) retval
= wine_server_ptr_handle( reply
->last_active
);
3016 /*******************************************************************
3019 * Build an array of the children of a given window. The array must be
3020 * freed with HeapFree. Returns NULL when no windows are found.
3022 HWND
*WIN_ListChildren( HWND hwnd
)
3026 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
3029 return list_window_children( 0, hwnd
, NULL
, 0 );
3033 /*******************************************************************
3034 * EnumWindows (USER32.@)
3036 BOOL WINAPI
EnumWindows( WNDENUMPROC lpEnumFunc
, LPARAM lParam
)
3042 USER_CheckNotLock();
3044 /* We have to build a list of all windows first, to avoid */
3045 /* unpleasant side-effects, for instance if the callback */
3046 /* function changes the Z-order of the windows. */
3048 if (!(list
= WIN_ListChildren( GetDesktopWindow() ))) return TRUE
;
3050 /* Now call the callback function for every window */
3052 for (i
= 0; list
[i
]; i
++)
3054 /* Make sure that the window still exists */
3055 if (!IsWindow( list
[i
] )) continue;
3056 if (!(ret
= lpEnumFunc( list
[i
], lParam
))) break;
3058 HeapFree( GetProcessHeap(), 0, list
);
3063 /**********************************************************************
3064 * EnumThreadWindows (USER32.@)
3066 BOOL WINAPI
EnumThreadWindows( DWORD id
, WNDENUMPROC func
, LPARAM lParam
)
3072 USER_CheckNotLock();
3074 if (!(list
= list_window_children( 0, GetDesktopWindow(), NULL
, id
))) return TRUE
;
3076 /* Now call the callback function for every window */
3078 for (i
= 0; list
[i
]; i
++)
3079 if (!(ret
= func( list
[i
], lParam
))) break;
3080 HeapFree( GetProcessHeap(), 0, list
);
3085 /***********************************************************************
3086 * EnumDesktopWindows (USER32.@)
3088 BOOL WINAPI
EnumDesktopWindows( HDESK desktop
, WNDENUMPROC func
, LPARAM lparam
)
3093 USER_CheckNotLock();
3095 if (!(list
= list_window_children( desktop
, 0, NULL
, 0 ))) return TRUE
;
3097 for (i
= 0; list
[i
]; i
++)
3098 if (!func( list
[i
], lparam
)) break;
3099 HeapFree( GetProcessHeap(), 0, list
);
3104 /**********************************************************************
3105 * WIN_EnumChildWindows
3107 * Helper function for EnumChildWindows().
3109 static BOOL
WIN_EnumChildWindows( HWND
*list
, WNDENUMPROC func
, LPARAM lParam
)
3114 for ( ; *list
; list
++)
3116 /* Make sure that the window still exists */
3117 if (!IsWindow( *list
)) continue;
3118 /* Build children list first */
3119 childList
= WIN_ListChildren( *list
);
3121 ret
= func( *list
, lParam
);
3125 if (ret
) ret
= WIN_EnumChildWindows( childList
, func
, lParam
);
3126 HeapFree( GetProcessHeap(), 0, childList
);
3128 if (!ret
) return FALSE
;
3134 /**********************************************************************
3135 * EnumChildWindows (USER32.@)
3137 BOOL WINAPI
EnumChildWindows( HWND parent
, WNDENUMPROC func
, LPARAM lParam
)
3142 USER_CheckNotLock();
3144 if (!(list
= WIN_ListChildren( parent
))) return FALSE
;
3145 ret
= WIN_EnumChildWindows( list
, func
, lParam
);
3146 HeapFree( GetProcessHeap(), 0, list
);
3151 /*******************************************************************
3152 * AnyPopup (USER32.@)
3154 BOOL WINAPI
AnyPopup(void)
3158 HWND
*list
= WIN_ListChildren( GetDesktopWindow() );
3160 if (!list
) return FALSE
;
3161 for (i
= 0; list
[i
]; i
++)
3163 if (IsWindowVisible( list
[i
] ) && GetWindow( list
[i
], GW_OWNER
)) break;
3165 retvalue
= (list
[i
] != 0);
3166 HeapFree( GetProcessHeap(), 0, list
);
3171 /*******************************************************************
3172 * FlashWindow (USER32.@)
3174 BOOL WINAPI
FlashWindow( HWND hWnd
, BOOL bInvert
)
3178 TRACE("%p\n", hWnd
);
3180 if (IsIconic( hWnd
))
3182 RedrawWindow( hWnd
, 0, 0, RDW_INVALIDATE
| RDW_ERASE
| RDW_UPDATENOW
| RDW_FRAME
);
3184 wndPtr
= WIN_GetPtr(hWnd
);
3185 if (!wndPtr
|| wndPtr
== WND_OTHER_PROCESS
|| wndPtr
== WND_DESKTOP
) return FALSE
;
3186 if (bInvert
&& !(wndPtr
->flags
& WIN_NCACTIVATED
))
3188 wndPtr
->flags
|= WIN_NCACTIVATED
;
3192 wndPtr
->flags
&= ~WIN_NCACTIVATED
;
3194 WIN_ReleasePtr( wndPtr
);
3201 wndPtr
= WIN_GetPtr(hWnd
);
3202 if (!wndPtr
|| wndPtr
== WND_OTHER_PROCESS
|| wndPtr
== WND_DESKTOP
) return FALSE
;
3203 hWnd
= wndPtr
->obj
.handle
; /* make it a full handle */
3205 if (bInvert
) wparam
= !(wndPtr
->flags
& WIN_NCACTIVATED
);
3206 else wparam
= (hWnd
== GetForegroundWindow());
3208 WIN_ReleasePtr( wndPtr
);
3209 SendMessageW( hWnd
, WM_NCACTIVATE
, wparam
, 0 );
3214 /*******************************************************************
3215 * FlashWindowEx (USER32.@)
3217 BOOL WINAPI
FlashWindowEx( PFLASHWINFO pfwi
)
3219 FIXME("%p\n", pfwi
);
3223 /*******************************************************************
3224 * GetWindowContextHelpId (USER32.@)
3226 DWORD WINAPI
GetWindowContextHelpId( HWND hwnd
)
3229 WND
*wnd
= WIN_GetPtr( hwnd
);
3230 if (!wnd
|| wnd
== WND_DESKTOP
) return 0;
3231 if (wnd
== WND_OTHER_PROCESS
)
3233 if (IsWindow( hwnd
)) FIXME( "not supported on other process window %p\n", hwnd
);
3236 retval
= wnd
->helpContext
;
3237 WIN_ReleasePtr( wnd
);
3242 /*******************************************************************
3243 * SetWindowContextHelpId (USER32.@)
3245 BOOL WINAPI
SetWindowContextHelpId( HWND hwnd
, DWORD id
)
3247 WND
*wnd
= WIN_GetPtr( hwnd
);
3248 if (!wnd
|| wnd
== WND_DESKTOP
) return FALSE
;
3249 if (wnd
== WND_OTHER_PROCESS
)
3251 if (IsWindow( hwnd
)) FIXME( "not supported on other process window %p\n", hwnd
);
3254 wnd
->helpContext
= id
;
3255 WIN_ReleasePtr( wnd
);
3260 /*******************************************************************
3261 * DragDetect (USER32.@)
3263 BOOL WINAPI
DragDetect( HWND hWnd
, POINT pt
)
3267 WORD wDragWidth
= GetSystemMetrics(SM_CXDRAG
);
3268 WORD wDragHeight
= GetSystemMetrics(SM_CYDRAG
);
3270 rect
.left
= pt
.x
- wDragWidth
;
3271 rect
.right
= pt
.x
+ wDragWidth
;
3273 rect
.top
= pt
.y
- wDragHeight
;
3274 rect
.bottom
= pt
.y
+ wDragHeight
;
3280 while (PeekMessageW( &msg
, 0, WM_MOUSEFIRST
, WM_MOUSELAST
, PM_REMOVE
))
3282 if( msg
.message
== WM_LBUTTONUP
)
3287 if( msg
.message
== WM_MOUSEMOVE
)
3290 tmp
.x
= (short)LOWORD(msg
.lParam
);
3291 tmp
.y
= (short)HIWORD(msg
.lParam
);
3292 if( !PtInRect( &rect
, tmp
))
3304 /******************************************************************************
3305 * GetWindowModuleFileNameA (USER32.@)
3307 UINT WINAPI
GetWindowModuleFileNameA( HWND hwnd
, LPSTR module
, UINT size
)
3312 TRACE( "%p, %p, %u\n", hwnd
, module
, size
);
3314 win
= WIN_GetPtr( hwnd
);
3315 if (!win
|| win
== WND_OTHER_PROCESS
|| win
== WND_DESKTOP
)
3317 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
3320 hinst
= win
->hInstance
;
3321 WIN_ReleasePtr( win
);
3323 return GetModuleFileNameA( hinst
, module
, size
);
3326 /******************************************************************************
3327 * GetWindowModuleFileNameW (USER32.@)
3329 UINT WINAPI
GetWindowModuleFileNameW( HWND hwnd
, LPWSTR module
, UINT size
)
3334 TRACE( "%p, %p, %u\n", hwnd
, module
, size
);
3336 win
= WIN_GetPtr( hwnd
);
3337 if (!win
|| win
== WND_OTHER_PROCESS
|| win
== WND_DESKTOP
)
3339 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
3342 hinst
= win
->hInstance
;
3343 WIN_ReleasePtr( win
);
3345 return GetModuleFileNameW( hinst
, module
, size
);
3348 /******************************************************************************
3349 * GetWindowInfo (USER32.@)
3351 * Note: tests show that Windows doesn't check cbSize of the structure.
3353 BOOL WINAPI
GetWindowInfo( HWND hwnd
, PWINDOWINFO pwi
)
3355 if (!pwi
) return FALSE
;
3356 if (!WIN_GetRectangles( hwnd
, COORDS_SCREEN
, &pwi
->rcWindow
, &pwi
->rcClient
)) return FALSE
;
3358 pwi
->dwStyle
= GetWindowLongW(hwnd
, GWL_STYLE
);
3359 pwi
->dwExStyle
= GetWindowLongW(hwnd
, GWL_EXSTYLE
);
3360 pwi
->dwWindowStatus
= ((GetActiveWindow() == hwnd
) ? WS_ACTIVECAPTION
: 0);
3362 pwi
->cxWindowBorders
= pwi
->rcClient
.left
- pwi
->rcWindow
.left
;
3363 pwi
->cyWindowBorders
= pwi
->rcWindow
.bottom
- pwi
->rcClient
.bottom
;
3365 pwi
->atomWindowType
= GetClassLongW( hwnd
, GCW_ATOM
);
3366 pwi
->wCreatorVersion
= 0x0400;
3371 /******************************************************************************
3372 * SwitchDesktop (USER32.@)
3374 * NOTES: Sets the current input or interactive desktop.
3376 BOOL WINAPI
SwitchDesktop( HDESK hDesktop
)
3378 FIXME("(hwnd %p) stub!\n", hDesktop
);
3382 /*****************************************************************************
3383 * SetLayeredWindowAttributes (USER32.@)
3385 BOOL WINAPI
SetLayeredWindowAttributes( HWND hwnd
, COLORREF key
, BYTE alpha
, DWORD flags
)
3389 TRACE("(%p,%08x,%d,%x): stub!\n", hwnd
, key
, alpha
, flags
);
3391 SERVER_START_REQ( set_window_layered_info
)
3393 req
->handle
= wine_server_user_handle( hwnd
);
3394 req
->color_key
= key
;
3397 ret
= !wine_server_call_err( req
);
3401 if (ret
) USER_Driver
->pSetLayeredWindowAttributes( hwnd
, key
, alpha
, flags
);
3407 /*****************************************************************************
3408 * GetLayeredWindowAttributes (USER32.@)
3410 BOOL WINAPI
GetLayeredWindowAttributes( HWND hwnd
, COLORREF
*key
, BYTE
*alpha
, DWORD
*flags
)
3414 SERVER_START_REQ( get_window_layered_info
)
3416 req
->handle
= wine_server_user_handle( hwnd
);
3417 if ((ret
= !wine_server_call_err( req
)))
3419 if (key
) *key
= reply
->color_key
;
3420 if (alpha
) *alpha
= reply
->alpha
;
3421 if (flags
) *flags
= reply
->flags
;
3430 /*****************************************************************************
3431 * UpdateLayeredWindowIndirect (USER32.@)
3433 BOOL WINAPI
UpdateLayeredWindowIndirect( HWND hwnd
, const UPDATELAYEREDWINDOWINFO
*info
)
3437 if (!(GetWindowLongW( hwnd
, GWL_EXSTYLE
) & WS_EX_LAYERED
) ||
3438 GetLayeredWindowAttributes( hwnd
, NULL
, NULL
, NULL
))
3440 SetLastError( ERROR_INVALID_PARAMETER
);
3444 if (!(info
->dwFlags
& ULW_EX_NORESIZE
) && (info
->pptDst
|| info
->psize
))
3446 int x
= 0, y
= 0, cx
= 0, cy
= 0;
3447 DWORD flags
= SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOZORDER
| SWP_NOACTIVATE
| SWP_NOREDRAW
| SWP_NOSENDCHANGING
;
3451 x
= info
->pptDst
->x
;
3452 y
= info
->pptDst
->y
;
3453 flags
&= ~SWP_NOMOVE
;
3457 cx
= info
->psize
->cx
;
3458 cy
= info
->psize
->cy
;
3459 flags
&= ~SWP_NOSIZE
;
3461 TRACE( "moving window %p pos %d,%d %dx%d\n", hwnd
, x
, y
, cx
, cy
);
3462 SetWindowPos( hwnd
, 0, x
, y
, cx
, cy
, flags
);
3467 HDC hdc
= GetWindowDC( hwnd
);
3474 GetWindowRect( hwnd
, &rect
);
3475 OffsetRect( &rect
, -rect
.left
, -rect
.top
);
3478 x
= info
->pptSrc
->x
;
3479 y
= info
->pptSrc
->y
;
3482 if (!info
->prcDirty
|| (info
->prcDirty
&& IntersectRect(&rect
, &rect
, info
->prcDirty
)))
3484 TRACE( "copying window %p pos %d,%d\n", hwnd
, x
, y
);
3485 BitBlt( hdc
, rect
.left
, rect
.top
, rect
.right
, rect
.bottom
,
3486 info
->hdcSrc
, rect
.left
+ x
, rect
.top
+ y
, SRCCOPY
);
3488 ReleaseDC( hwnd
, hdc
);
3492 if (info
->pblend
&& !(info
->dwFlags
& ULW_OPAQUE
)) alpha
= info
->pblend
->SourceConstantAlpha
;
3493 TRACE( "setting window %p alpha %u\n", hwnd
, alpha
);
3494 USER_Driver
->pSetLayeredWindowAttributes( hwnd
, info
->crKey
, alpha
,
3495 info
->dwFlags
& (LWA_ALPHA
| LWA_COLORKEY
) );
3500 /*****************************************************************************
3501 * UpdateLayeredWindow (USER32.@)
3503 BOOL WINAPI
UpdateLayeredWindow( HWND hwnd
, HDC hdcDst
, POINT
*pptDst
, SIZE
*psize
,
3504 HDC hdcSrc
, POINT
*pptSrc
, COLORREF crKey
, BLENDFUNCTION
*pblend
,
3507 UPDATELAYEREDWINDOWINFO info
;
3509 info
.cbSize
= sizeof(info
);
3510 info
.hdcDst
= hdcDst
;
3511 info
.pptDst
= pptDst
;
3513 info
.hdcSrc
= hdcSrc
;
3514 info
.pptSrc
= pptSrc
;
3516 info
.pblend
= pblend
;
3517 info
.dwFlags
= dwFlags
;
3518 info
.prcDirty
= NULL
;
3519 return UpdateLayeredWindowIndirect( hwnd
, &info
);
3523 /******************************************************************************
3524 * GetProcessDefaultLayout [USER32.@]
3526 * Gets the default layout for parentless windows.
3528 BOOL WINAPI
GetProcessDefaultLayout( DWORD
*layout
)
3532 SetLastError( ERROR_NOACCESS
);
3535 *layout
= process_layout
;
3540 /******************************************************************************
3541 * SetProcessDefaultLayout [USER32.@]
3543 * Sets the default layout for parentless windows.
3545 BOOL WINAPI
SetProcessDefaultLayout( DWORD layout
)
3547 process_layout
= layout
;
3552 /* 64bit versions */
3554 #ifdef GetWindowLongPtrW
3555 #undef GetWindowLongPtrW
3558 #ifdef GetWindowLongPtrA
3559 #undef GetWindowLongPtrA
3562 #ifdef SetWindowLongPtrW
3563 #undef SetWindowLongPtrW
3566 #ifdef SetWindowLongPtrA
3567 #undef SetWindowLongPtrA
3570 /*****************************************************************************
3571 * GetWindowLongPtrW (USER32.@)
3573 LONG_PTR WINAPI
GetWindowLongPtrW( HWND hwnd
, INT offset
)
3575 return WIN_GetWindowLong( hwnd
, offset
, sizeof(LONG_PTR
), TRUE
);
3578 /*****************************************************************************
3579 * GetWindowLongPtrA (USER32.@)
3581 LONG_PTR WINAPI
GetWindowLongPtrA( HWND hwnd
, INT offset
)
3583 return WIN_GetWindowLong( hwnd
, offset
, sizeof(LONG_PTR
), FALSE
);
3586 /*****************************************************************************
3587 * SetWindowLongPtrW (USER32.@)
3589 LONG_PTR WINAPI
SetWindowLongPtrW( HWND hwnd
, INT offset
, LONG_PTR newval
)
3591 return WIN_SetWindowLong( hwnd
, offset
, sizeof(LONG_PTR
), newval
, TRUE
);
3594 /*****************************************************************************
3595 * SetWindowLongPtrA (USER32.@)
3597 LONG_PTR WINAPI
SetWindowLongPtrA( HWND hwnd
, INT offset
, LONG_PTR newval
)
3599 return WIN_SetWindowLong( hwnd
, offset
, sizeof(LONG_PTR
), newval
, FALSE
);