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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #include "wine/port.h"
28 #include "wine/winbase16.h"
29 #include "wine/winuser16.h"
31 #include "wine/server.h"
32 #include "wine/unicode.h"
37 #include "cursoricon.h"
43 #include "stackframe.h"
44 #include "wine/debug.h"
46 WINE_DEFAULT_DEBUG_CHANNEL(win
);
47 WINE_DECLARE_DEBUG_CHANNEL(msg
);
49 #define NB_USER_HANDLES (LAST_USER_HANDLE - FIRST_USER_HANDLE + 1)
51 /**********************************************************************/
54 static WND
*pWndDesktop
= NULL
;
56 static WORD wDragWidth
= 4;
57 static WORD wDragHeight
= 3;
59 static void *user_handles
[NB_USER_HANDLES
];
62 extern SYSLEVEL USER_SysLevel
; /* FIXME */
64 /***********************************************************************
67 * Suspend the lock on WND structures.
68 * Returns the number of locks suspended
70 int WIN_SuspendWndsLock( void )
72 int isuspendedLocks
= _ConfirmSysLevel( &USER_SysLevel
);
73 int count
= isuspendedLocks
;
76 _LeaveSysLevel( &USER_SysLevel
);
78 return isuspendedLocks
;
81 /***********************************************************************
84 * Restore the suspended locks on WND structures
86 void WIN_RestoreWndsLock( int ipreviousLocks
)
88 while ( ipreviousLocks
-- > 0 )
89 _EnterSysLevel( &USER_SysLevel
);
92 /***********************************************************************
93 * create_window_handle
95 * Create a window handle with the server.
97 static WND
*create_window_handle( HWND parent
, HWND owner
, ATOM atom
, INT size
)
100 user_handle_t handle
= 0;
102 WND
*win
= HeapAlloc( GetProcessHeap(), 0, size
);
104 if (!win
) return NULL
;
108 SERVER_START_REQ( create_window
)
110 req
->parent
= parent
;
113 if ((res
= !wine_server_call_err( req
))) handle
= reply
->handle
;
120 HeapFree( GetProcessHeap(), 0, win
);
123 index
= LOWORD(handle
) - FIRST_USER_HANDLE
;
124 assert( index
< NB_USER_HANDLES
);
125 user_handles
[index
] = win
;
126 win
->hwndSelf
= handle
;
127 win
->dwMagic
= WND_MAGIC
;
133 /***********************************************************************
136 * Free a window handle.
138 static WND
*free_window_handle( HWND hwnd
)
141 WORD index
= LOWORD(hwnd
) - FIRST_USER_HANDLE
;
143 if (index
>= NB_USER_HANDLES
) return NULL
;
145 if ((ptr
= user_handles
[index
]))
147 SERVER_START_REQ( destroy_window
)
150 if (!wine_server_call_err( req
))
151 user_handles
[index
] = NULL
;
158 if (ptr
) HeapFree( GetProcessHeap(), 0, ptr
);
163 /*******************************************************************
164 * list_window_children
166 * Build an array of the children of a given window. The array must be
167 * freed with HeapFree. Returns NULL when no windows are found.
169 static HWND
*list_window_children( HWND hwnd
, ATOM atom
, DWORD tid
)
178 if (!(list
= HeapAlloc( GetProcessHeap(), 0, size
* sizeof(HWND
) ))) break;
180 SERVER_START_REQ( get_window_children
)
185 wine_server_set_reply( req
, list
, (size
-1) * sizeof(HWND
) );
186 if (!wine_server_call( req
)) count
= reply
->count
;
189 if (count
&& count
< size
)
194 HeapFree( GetProcessHeap(), 0, list
);
196 size
= count
+ 1; /* restart with a large enough buffer */
202 /*******************************************************************
205 static void send_parent_notify( HWND hwnd
, UINT msg
)
207 if (!(GetWindowLongW( hwnd
, GWL_STYLE
) & WS_CHILD
)) return;
208 if (GetWindowLongW( hwnd
, GWL_EXSTYLE
) & WS_EX_NOPARENTNOTIFY
) return;
209 SendMessageW( GetParent(hwnd
), WM_PARENTNOTIFY
,
210 MAKEWPARAM( msg
, GetWindowLongW( hwnd
, GWL_ID
)), (LPARAM
)hwnd
);
214 /*******************************************************************
215 * get_server_window_text
217 * Retrieve the window text from the server.
219 static void get_server_window_text( HWND hwnd
, LPWSTR text
, INT count
)
223 SERVER_START_REQ( get_window_text
)
226 wine_server_set_reply( req
, text
, (count
- 1) * sizeof(WCHAR
) );
227 if (!wine_server_call_err( req
)) len
= wine_server_reply_size(reply
);
230 text
[len
/ sizeof(WCHAR
)] = 0;
234 /***********************************************************************
237 * Return a pointer to the WND structure if local to the process,
238 * or WND_OTHER_PROCESS if handle may be valid in other process.
239 * If ret value is a valid pointer, it must be released with WIN_ReleasePtr.
241 WND
*WIN_GetPtr( HWND hwnd
)
244 WORD index
= LOWORD(hwnd
) - FIRST_USER_HANDLE
;
246 if (index
>= NB_USER_HANDLES
) return NULL
;
249 if ((ptr
= user_handles
[index
]))
251 if (ptr
->dwMagic
== WND_MAGIC
&& (!HIWORD(hwnd
) || hwnd
== ptr
->hwndSelf
))
255 else ptr
= WND_OTHER_PROCESS
;
261 /***********************************************************************
262 * WIN_IsCurrentProcess
264 * Check whether a given window belongs to the current process (and return the full handle).
266 HWND
WIN_IsCurrentProcess( HWND hwnd
)
271 if (!(ptr
= WIN_GetPtr( hwnd
)) || ptr
== WND_OTHER_PROCESS
) return 0;
273 WIN_ReleasePtr( ptr
);
278 /***********************************************************************
279 * WIN_IsCurrentThread
281 * Check whether a given window belongs to the current thread (and return the full handle).
283 HWND
WIN_IsCurrentThread( HWND hwnd
)
288 if ((ptr
= WIN_GetPtr( hwnd
)) && ptr
!= WND_OTHER_PROCESS
)
290 if (ptr
->tid
== GetCurrentThreadId()) ret
= ptr
->hwndSelf
;
291 WIN_ReleasePtr( ptr
);
297 /***********************************************************************
300 * Convert a 16-bit window handle to a full 32-bit handle.
302 HWND
WIN_Handle32( HWND16 hwnd16
)
305 HWND hwnd
= (HWND
)(ULONG_PTR
)hwnd16
;
307 if (hwnd16
<= 1 || hwnd16
== 0xffff) return hwnd
;
308 /* do sign extension for -2 and -3 */
309 if (hwnd16
>= (HWND16
)-3) return (HWND
)(LONG_PTR
)(INT16
)hwnd16
;
311 if (!(ptr
= WIN_GetPtr( hwnd
))) return hwnd
;
313 if (ptr
!= WND_OTHER_PROCESS
)
315 hwnd
= ptr
->hwndSelf
;
316 WIN_ReleasePtr( ptr
);
318 else /* may belong to another process */
320 SERVER_START_REQ( get_window_info
)
323 if (!wine_server_call_err( req
)) hwnd
= reply
->full_handle
;
331 /***********************************************************************
334 * Return a pointer to the WND structure corresponding to a HWND.
336 WND
* WIN_FindWndPtr( HWND hwnd
)
340 if (!hwnd
) return NULL
;
342 if ((ptr
= WIN_GetPtr( hwnd
)))
344 if (ptr
!= WND_OTHER_PROCESS
)
346 /* increment destruction monitoring */
350 if (IsWindow( hwnd
)) /* check other processes */
352 ERR( "window %04x belongs to other process\n", hwnd
);
353 /* DbgBreakPoint(); */
356 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
361 /***********************************************************************
364 * Release the pointer to the WND structure.
366 void WIN_ReleaseWndPtr(WND
*wndPtr
)
370 /* Decrement destruction monitoring value */
372 /* Check if it's time to release the memory */
373 if(wndPtr
->irefCount
== 0 && !wndPtr
->dwMagic
)
376 free_window_handle( wndPtr
->hwndSelf
);
378 else if(wndPtr
->irefCount
< 0)
380 /* This else if is useful to monitor the WIN_ReleaseWndPtr function */
381 ERR("forgot a Lock on %p somewhere\n",wndPtr
);
383 /* unlock all WND structures for thread safeness */
388 /***********************************************************************
391 * Remove a window from the siblings linked list.
393 void WIN_UnlinkWindow( HWND hwnd
)
395 WIN_LinkWindow( hwnd
, 0, 0 );
399 /***********************************************************************
402 * Insert a window into the siblings linked list.
403 * The window is inserted after the specified window, which can also
404 * be specified as HWND_TOP or HWND_BOTTOM.
405 * If parent is 0, window is unlinked from the tree.
407 void WIN_LinkWindow( HWND hwnd
, HWND parent
, HWND hwndInsertAfter
)
409 WND
*wndPtr
= WIN_GetPtr( hwnd
);
412 if (wndPtr
== WND_OTHER_PROCESS
)
414 if (IsWindow(hwnd
)) ERR(" cannot link other process window %x\n", hwnd
);
418 SERVER_START_REQ( link_window
)
421 req
->parent
= parent
;
422 req
->previous
= hwndInsertAfter
;
423 if (!wine_server_call( req
))
425 if (reply
->full_parent
) wndPtr
->parent
= reply
->full_parent
;
430 WIN_ReleasePtr( wndPtr
);
434 /***********************************************************************
437 * Change the owner of a window.
439 HWND
WIN_SetOwner( HWND hwnd
, HWND owner
)
441 WND
*win
= WIN_GetPtr( hwnd
);
445 if (win
== WND_OTHER_PROCESS
)
447 if (IsWindow(hwnd
)) ERR( "cannot set owner %x on other process window %x\n", owner
, hwnd
);
450 SERVER_START_REQ( set_window_owner
)
454 if (!wine_server_call( req
))
456 win
->owner
= reply
->full_owner
;
457 ret
= reply
->prev_owner
;
461 WIN_ReleasePtr( win
);
466 /***********************************************************************
469 * Change the style of a window.
471 LONG
WIN_SetStyle( HWND hwnd
, LONG style
)
475 WND
*win
= WIN_GetPtr( hwnd
);
478 if (win
== WND_OTHER_PROCESS
)
481 ERR( "cannot set style %lx on other process window %x\n", style
, hwnd
);
484 if (style
== win
->dwStyle
)
486 WIN_ReleasePtr( win
);
489 SERVER_START_REQ( set_window_info
)
492 req
->flags
= SET_WIN_STYLE
;
494 if ((ok
= !wine_server_call( req
)))
496 ret
= reply
->old_style
;
497 win
->dwStyle
= style
;
501 WIN_ReleasePtr( win
);
502 if (ok
&& USER_Driver
.pSetWindowStyle
) USER_Driver
.pSetWindowStyle( hwnd
, ret
);
507 /***********************************************************************
510 * Change the extended style of a window.
512 LONG
WIN_SetExStyle( HWND hwnd
, LONG style
)
515 WND
*win
= WIN_GetPtr( hwnd
);
518 if (win
== WND_OTHER_PROCESS
)
521 ERR( "cannot set exstyle %lx on other process window %x\n", style
, hwnd
);
524 if (style
== win
->dwExStyle
)
526 WIN_ReleasePtr( win
);
529 SERVER_START_REQ( set_window_info
)
532 req
->flags
= SET_WIN_EXSTYLE
;
533 req
->ex_style
= style
;
534 if (!wine_server_call( req
))
536 ret
= reply
->old_ex_style
;
537 win
->dwExStyle
= style
;
541 WIN_ReleasePtr( win
);
546 /***********************************************************************
549 * Set the window and client rectangles.
551 void WIN_SetRectangles( HWND hwnd
, const RECT
*rectWindow
, const RECT
*rectClient
)
553 WND
*win
= WIN_GetPtr( hwnd
);
557 if (win
== WND_OTHER_PROCESS
)
559 if (IsWindow( hwnd
)) ERR( "cannot set rectangles of other process window %x\n", hwnd
);
562 SERVER_START_REQ( set_window_rectangles
)
565 req
->window
.left
= rectWindow
->left
;
566 req
->window
.top
= rectWindow
->top
;
567 req
->window
.right
= rectWindow
->right
;
568 req
->window
.bottom
= rectWindow
->bottom
;
569 req
->client
.left
= rectClient
->left
;
570 req
->client
.top
= rectClient
->top
;
571 req
->client
.right
= rectClient
->right
;
572 req
->client
.bottom
= rectClient
->bottom
;
573 ret
= !wine_server_call( req
);
578 win
->rectWindow
= *rectWindow
;
579 win
->rectClient
= *rectClient
;
581 TRACE( "win %x window (%d,%d)-(%d,%d) client (%d,%d)-(%d,%d)\n", hwnd
,
582 rectWindow
->left
, rectWindow
->top
, rectWindow
->right
, rectWindow
->bottom
,
583 rectClient
->left
, rectClient
->top
, rectClient
->right
, rectClient
->bottom
);
585 WIN_ReleasePtr( win
);
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_OTHER_PROCESS
)
602 SERVER_START_REQ( get_window_rectangles
)
605 if ((ret
= !wine_server_call( req
)))
609 rectWindow
->left
= reply
->window
.left
;
610 rectWindow
->top
= reply
->window
.top
;
611 rectWindow
->right
= reply
->window
.right
;
612 rectWindow
->bottom
= reply
->window
.bottom
;
616 rectClient
->left
= reply
->client
.left
;
617 rectClient
->top
= reply
->client
.top
;
618 rectClient
->right
= reply
->client
.right
;
619 rectClient
->bottom
= reply
->client
.bottom
;
627 if (rectWindow
) *rectWindow
= win
->rectWindow
;
628 if (rectClient
) *rectClient
= win
->rectClient
;
629 WIN_ReleasePtr( win
);
635 /***********************************************************************
638 * Destroy storage associated to a window. "Internals" p.358
640 LRESULT
WIN_DestroyWindow( HWND hwnd
)
645 TRACE("%04x\n", hwnd
);
647 if (!(hwnd
= WIN_IsCurrentThread( hwnd
)))
649 ERR( "window doesn't belong to current thread\n" );
653 /* free child windows */
654 if ((list
= WIN_ListChildren( hwnd
)))
657 for (i
= 0; list
[i
]; i
++)
659 if (WIN_IsCurrentThread( list
[i
] )) WIN_DestroyWindow( list
[i
] );
660 else SendMessageW( list
[i
], WM_WINE_DESTROYWINDOW
, 0, 0 );
662 HeapFree( GetProcessHeap(), 0, list
);
666 * Clear the update region to make sure no WM_PAINT messages will be
667 * generated for this window while processing the WM_NCDESTROY.
669 RedrawWindow( hwnd
, NULL
, 0,
670 RDW_VALIDATE
| RDW_NOFRAME
| RDW_NOERASE
| RDW_NOINTERNALPAINT
| RDW_NOCHILDREN
);
673 * Send the WM_NCDESTROY to the window being destroyed.
675 SendMessageA( hwnd
, WM_NCDESTROY
, 0, 0);
677 /* FIXME: do we need to fake QS_MOUSEMOVE wakebit? */
679 WINPOS_CheckInternalPos( hwnd
);
680 if( hwnd
== GetCapture()) ReleaseCapture();
682 /* free resources associated with the window */
684 TIMER_RemoveWindowTimers( hwnd
);
686 if (!(wndPtr
= WIN_FindWndPtr( hwnd
))) return 0;
688 if (!(wndPtr
->dwStyle
& WS_CHILD
))
690 HMENU menu
= (HMENU
)SetWindowLongW( hwnd
, GWL_ID
, 0 );
691 if (menu
) DestroyMenu( menu
);
693 if (wndPtr
->hSysMenu
)
695 DestroyMenu( wndPtr
->hSysMenu
);
696 wndPtr
->hSysMenu
= 0;
698 USER_Driver
.pDestroyWindow( hwnd
);
699 DCE_FreeWindowDCE( hwnd
); /* Always do this to catch orphaned DCs */
700 WINPROC_FreeProc( wndPtr
->winproc
, WIN_PROC_WINDOW
);
701 CLASS_RemoveWindow( wndPtr
->class );
702 wndPtr
->class = NULL
;
703 wndPtr
->dwMagic
= 0; /* Mark it as invalid */
704 WIN_ReleaseWndPtr( wndPtr
);
708 /***********************************************************************
709 * WIN_DestroyThreadWindows
711 * Destroy all children of 'wnd' owned by the current thread.
712 * Return TRUE if something was done.
714 void WIN_DestroyThreadWindows( HWND hwnd
)
719 if (!(list
= WIN_ListChildren( hwnd
))) return;
720 for (i
= 0; list
[i
]; i
++)
722 if (WIN_IsCurrentThread( list
[i
] ))
723 DestroyWindow( list
[i
] );
725 WIN_DestroyThreadWindows( list
[i
] );
727 HeapFree( GetProcessHeap(), 0, list
);
730 /***********************************************************************
731 * WIN_CreateDesktopWindow
733 * Create the desktop window.
735 BOOL
WIN_CreateDesktopWindow(void)
737 struct tagCLASS
*class;
746 TRACE("Creating desktop window\n");
748 if (!WINPOS_CreateInternalPosAtom() ||
749 !(class = CLASS_AddWindow( (ATOM
)LOWORD(DESKTOP_CLASS_ATOM
), 0, WIN_PROC_32W
,
750 &wndExtra
, &winproc
, &clsStyle
, &dce
)))
753 pWndDesktop
= create_window_handle( 0, 0, LOWORD(DESKTOP_CLASS_ATOM
),
754 sizeof(WND
) + wndExtra
- sizeof(pWndDesktop
->wExtra
) );
755 if (!pWndDesktop
) return FALSE
;
756 hwndDesktop
= pWndDesktop
->hwndSelf
;
758 pWndDesktop
->tid
= 0; /* nobody owns the desktop */
759 pWndDesktop
->parent
= 0;
760 pWndDesktop
->owner
= 0;
761 pWndDesktop
->class = class;
762 pWndDesktop
->text
= NULL
;
763 pWndDesktop
->hrgnUpdate
= 0;
764 pWndDesktop
->clsStyle
= clsStyle
;
765 pWndDesktop
->dce
= NULL
;
766 pWndDesktop
->pVScroll
= NULL
;
767 pWndDesktop
->pHScroll
= NULL
;
768 pWndDesktop
->helpContext
= 0;
769 pWndDesktop
->flags
= 0;
770 pWndDesktop
->hSysMenu
= 0;
771 pWndDesktop
->winproc
= winproc
;
772 pWndDesktop
->cbWndExtra
= wndExtra
;
774 cs
.lpCreateParams
= NULL
;
780 cs
.cx
= GetSystemMetrics( SM_CXSCREEN
);
781 cs
.cy
= GetSystemMetrics( SM_CYSCREEN
);
782 cs
.style
= pWndDesktop
->dwStyle
;
783 cs
.dwExStyle
= pWndDesktop
->dwExStyle
;
785 cs
.lpszClass
= DESKTOP_CLASS_ATOM
;
787 SetRect( &rect
, 0, 0, cs
.cx
, cs
.cy
);
788 WIN_SetRectangles( hwndDesktop
, &rect
, &rect
);
790 SERVER_START_REQ( set_window_info
)
792 req
->handle
= hwndDesktop
;
793 req
->flags
= 0; /* don't set anything, just retrieve */
794 wine_server_call( req
);
795 pWndDesktop
->dwStyle
= reply
->old_style
;
796 pWndDesktop
->dwExStyle
= reply
->old_ex_style
;
797 pWndDesktop
->hInstance
= (ULONG_PTR
)reply
->old_instance
;
798 pWndDesktop
->userdata
= (ULONG_PTR
)reply
->old_user_data
;
799 pWndDesktop
->wIDmenu
= reply
->old_id
;
803 if (!USER_Driver
.pCreateWindow( hwndDesktop
, &cs
, FALSE
))
805 WIN_ReleaseWndPtr( pWndDesktop
);
809 pWndDesktop
->flags
|= WIN_NEEDS_ERASEBKGND
;
810 WIN_ReleaseWndPtr( pWndDesktop
);
815 /***********************************************************************
818 * Fix the coordinates - Helper for WIN_CreateWindowEx.
819 * returns default show mode in sw.
820 * Note: the feature presented as undocumented *is* in the MSDN since 1993.
822 static void WIN_FixCoordinates( CREATESTRUCTA
*cs
, INT
*sw
)
824 if (cs
->x
== CW_USEDEFAULT
|| cs
->x
== CW_USEDEFAULT16
||
825 cs
->cx
== CW_USEDEFAULT
|| cs
->cx
== CW_USEDEFAULT16
)
827 if (cs
->style
& (WS_CHILD
| WS_POPUP
))
829 if (cs
->x
== CW_USEDEFAULT
|| cs
->x
== CW_USEDEFAULT16
) cs
->x
= cs
->y
= 0;
830 if (cs
->cx
== CW_USEDEFAULT
|| cs
->cx
== CW_USEDEFAULT16
) cs
->cx
= cs
->cy
= 0;
832 else /* overlapped window */
836 GetStartupInfoA( &info
);
838 if (cs
->x
== CW_USEDEFAULT
|| cs
->x
== CW_USEDEFAULT16
)
840 /* Never believe Microsoft's documentation... CreateWindowEx doc says
841 * that if an overlapped window is created with WS_VISIBLE style bit
842 * set and the x parameter is set to CW_USEDEFAULT, the system ignores
843 * the y parameter. However, disassembling NT implementation (WIN32K.SYS)
846 * 1) not only it checks for CW_USEDEFAULT but also for CW_USEDEFAULT16
847 * 2) it does not ignore the y parameter as the docs claim; instead, it
848 * uses it as second parameter to ShowWindow() unless y is either
849 * CW_USEDEFAULT or CW_USEDEFAULT16.
851 * The fact that we didn't do 2) caused bogus windows pop up when wine
852 * was running apps that were using this obscure feature. Example -
853 * calc.exe that comes with Win98 (only Win98, it's different from
854 * the one that comes with Win95 and NT)
856 if (cs
->y
!= CW_USEDEFAULT
&& cs
->y
!= CW_USEDEFAULT16
) *sw
= cs
->y
;
857 cs
->x
= (info
.dwFlags
& STARTF_USEPOSITION
) ? info
.dwX
: 0;
858 cs
->y
= (info
.dwFlags
& STARTF_USEPOSITION
) ? info
.dwY
: 0;
861 if (cs
->cx
== CW_USEDEFAULT
|| cs
->cx
== CW_USEDEFAULT16
)
863 if (info
.dwFlags
& STARTF_USESIZE
)
865 cs
->cx
= info
.dwXSize
;
866 cs
->cy
= info
.dwYSize
;
868 else /* if no other hint from the app, pick 3/4 of the screen real estate */
871 SystemParametersInfoA( SPI_GETWORKAREA
, 0, &r
, 0);
872 cs
->cx
= (((r
.right
- r
.left
) * 3) / 4) - cs
->x
;
873 cs
->cy
= (((r
.bottom
- r
.top
) * 3) / 4) - cs
->y
;
880 /* neither x nor cx are default. Check the y values .
881 * In the trace we see Outlook and Outlook Express using
882 * cy set to CW_USEDEFAULT when opening the address book.
884 if (cs
->cy
== CW_USEDEFAULT
|| cs
->cy
== CW_USEDEFAULT16
) {
886 FIXME("Strange use of CW_USEDEFAULT in nHeight\n");
887 SystemParametersInfoA( SPI_GETWORKAREA
, 0, &r
, 0);
888 cs
->cy
= (((r
.bottom
- r
.top
) * 3) / 4) - cs
->y
;
893 /***********************************************************************
896 static void dump_window_styles( DWORD style
, DWORD exstyle
)
899 if(style
& WS_POPUP
) DPRINTF(" WS_POPUP");
900 if(style
& WS_CHILD
) DPRINTF(" WS_CHILD");
901 if(style
& WS_MINIMIZE
) DPRINTF(" WS_MINIMIZE");
902 if(style
& WS_VISIBLE
) DPRINTF(" WS_VISIBLE");
903 if(style
& WS_DISABLED
) DPRINTF(" WS_DISABLED");
904 if(style
& WS_CLIPSIBLINGS
) DPRINTF(" WS_CLIPSIBLINGS");
905 if(style
& WS_CLIPCHILDREN
) DPRINTF(" WS_CLIPCHILDREN");
906 if(style
& WS_MAXIMIZE
) DPRINTF(" WS_MAXIMIZE");
907 if((style
& WS_CAPTION
) == WS_CAPTION
) DPRINTF(" WS_CAPTION");
910 if(style
& WS_BORDER
) DPRINTF(" WS_BORDER");
911 if(style
& WS_DLGFRAME
) DPRINTF(" WS_DLGFRAME");
913 if(style
& WS_VSCROLL
) DPRINTF(" WS_VSCROLL");
914 if(style
& WS_HSCROLL
) DPRINTF(" WS_HSCROLL");
915 if(style
& WS_SYSMENU
) DPRINTF(" WS_SYSMENU");
916 if(style
& WS_THICKFRAME
) DPRINTF(" WS_THICKFRAME");
917 if(style
& WS_GROUP
) DPRINTF(" WS_GROUP");
918 if(style
& WS_TABSTOP
) DPRINTF(" WS_TABSTOP");
919 if(style
& WS_MINIMIZEBOX
) DPRINTF(" WS_MINIMIZEBOX");
920 if(style
& WS_MAXIMIZEBOX
) DPRINTF(" WS_MAXIMIZEBOX");
922 /* FIXME: Add dumping of BS_/ES_/SBS_/LBS_/CBS_/DS_/etc. styles */
923 #define DUMPED_STYLES \
943 if(style
& ~DUMPED_STYLES
) DPRINTF(" %08lx", style
& ~DUMPED_STYLES
);
948 if(exstyle
& WS_EX_DLGMODALFRAME
) DPRINTF(" WS_EX_DLGMODALFRAME");
949 if(exstyle
& WS_EX_DRAGDETECT
) DPRINTF(" WS_EX_DRAGDETECT");
950 if(exstyle
& WS_EX_NOPARENTNOTIFY
) DPRINTF(" WS_EX_NOPARENTNOTIFY");
951 if(exstyle
& WS_EX_TOPMOST
) DPRINTF(" WS_EX_TOPMOST");
952 if(exstyle
& WS_EX_ACCEPTFILES
) DPRINTF(" WS_EX_ACCEPTFILES");
953 if(exstyle
& WS_EX_TRANSPARENT
) DPRINTF(" WS_EX_TRANSPARENT");
954 if(exstyle
& WS_EX_MDICHILD
) DPRINTF(" WS_EX_MDICHILD");
955 if(exstyle
& WS_EX_TOOLWINDOW
) DPRINTF(" WS_EX_TOOLWINDOW");
956 if(exstyle
& WS_EX_WINDOWEDGE
) DPRINTF(" WS_EX_WINDOWEDGE");
957 if(exstyle
& WS_EX_CLIENTEDGE
) DPRINTF(" WS_EX_CLIENTEDGE");
958 if(exstyle
& WS_EX_CONTEXTHELP
) DPRINTF(" WS_EX_CONTEXTHELP");
959 if(exstyle
& WS_EX_RIGHT
) DPRINTF(" WS_EX_RIGHT");
960 if(exstyle
& WS_EX_RTLREADING
) DPRINTF(" WS_EX_RTLREADING");
961 if(exstyle
& WS_EX_LEFTSCROLLBAR
) DPRINTF(" WS_EX_LEFTSCROLLBAR");
962 if(exstyle
& WS_EX_CONTROLPARENT
) DPRINTF(" WS_EX_CONTROLPARENT");
963 if(exstyle
& WS_EX_STATICEDGE
) DPRINTF(" WS_EX_STATICEDGE");
964 if(exstyle
& WS_EX_APPWINDOW
) DPRINTF(" WS_EX_APPWINDOW");
965 if(exstyle
& WS_EX_LAYERED
) DPRINTF(" WS_EX_LAYERED");
967 #define DUMPED_EX_STYLES \
968 (WS_EX_DLGMODALFRAME | \
970 WS_EX_NOPARENTNOTIFY | \
972 WS_EX_ACCEPTFILES | \
973 WS_EX_TRANSPARENT | \
978 WS_EX_CONTEXTHELP | \
981 WS_EX_LEFTSCROLLBAR | \
982 WS_EX_CONTROLPARENT | \
987 if(exstyle
& ~DUMPED_EX_STYLES
) DPRINTF(" %08lx", exstyle
& ~DUMPED_EX_STYLES
);
989 #undef DUMPED_EX_STYLES
993 /***********************************************************************
996 * Implementation of CreateWindowEx().
998 static HWND
WIN_CreateWindowEx( CREATESTRUCTA
*cs
, ATOM classAtom
,
999 WINDOWPROCTYPE type
)
1002 struct tagCLASS
*classPtr
;
1004 HWND hwnd
, parent
, owner
;
1009 BOOL unicode
= (type
== WIN_PROC_32W
);
1011 TRACE("%s %s ex=%08lx style=%08lx %d,%d %dx%d parent=%04x menu=%04x inst=%08x params=%p\n",
1012 (type
== WIN_PROC_32W
) ? debugstr_w((LPWSTR
)cs
->lpszName
) : debugstr_a(cs
->lpszName
),
1013 (type
== WIN_PROC_32W
) ? debugstr_w((LPWSTR
)cs
->lpszClass
) : debugstr_a(cs
->lpszClass
),
1014 cs
->dwExStyle
, cs
->style
, cs
->x
, cs
->y
, cs
->cx
, cs
->cy
,
1015 cs
->hwndParent
, cs
->hMenu
, cs
->hInstance
, cs
->lpCreateParams
);
1017 if(TRACE_ON(win
)) dump_window_styles( cs
->style
, cs
->dwExStyle
);
1019 TRACE("winproc type is %d (%s)\n", type
, (type
== WIN_PROC_16
) ? "WIN_PROC_16" :
1020 ((type
== WIN_PROC_32A
) ? "WIN_PROC_32A" : "WIN_PROC_32W") );
1022 /* Find the parent window */
1024 parent
= GetDesktopWindow();
1027 if (cs
->hwndParent
== HWND_MESSAGE
)
1029 /* native ole32.OleInitialize uses HWND_MESSAGE to create the
1030 * message window (style: WS_POPUP|WS_DISABLED)
1032 FIXME("Parent is HWND_MESSAGE\n");
1034 else if (cs
->hwndParent
)
1036 /* Make sure parent is valid */
1037 if (!IsWindow( cs
->hwndParent
))
1039 WARN("Bad parent %04x\n", cs
->hwndParent
);
1042 if ((cs
->style
& (WS_CHILD
|WS_POPUP
)) == WS_CHILD
)
1043 parent
= WIN_GetFullHandle(cs
->hwndParent
);
1045 owner
= GetAncestor( cs
->hwndParent
, GA_ROOT
);
1047 else if ((cs
->style
& (WS_CHILD
|WS_POPUP
)) == WS_CHILD
)
1049 WARN("No parent for child window\n" );
1050 return 0; /* WS_CHILD needs a parent, but WS_POPUP doesn't */
1053 /* Find the window class */
1054 if (!(classPtr
= CLASS_AddWindow( classAtom
, cs
->hInstance
, type
,
1055 &wndExtra
, &winproc
, &clsStyle
, &dce
)))
1057 WARN("Bad class '%s'\n", cs
->lpszClass
);
1061 WIN_FixCoordinates(cs
, &sw
); /* fix default coordinates */
1063 /* Correct the window style - stage 1
1065 * These are patches that appear to affect both the style loaded into the
1066 * WIN structure and passed in the CreateStruct to the WM_CREATE etc.
1068 * WS_EX_WINDOWEDGE appears to be enforced based on the other styles, so
1069 * why does the user get to set it?
1072 /* This has been tested for WS_CHILD | WS_VISIBLE. It has not been
1073 * tested for WS_POPUP
1075 if ((cs
->dwExStyle
& WS_EX_DLGMODALFRAME
) ||
1076 ((!(cs
->dwExStyle
& WS_EX_STATICEDGE
)) &&
1077 (cs
->style
& (WS_DLGFRAME
| WS_THICKFRAME
))))
1078 cs
->dwExStyle
|= WS_EX_WINDOWEDGE
;
1080 cs
->dwExStyle
&= ~WS_EX_WINDOWEDGE
;
1082 /* Create the window structure */
1084 if (!(wndPtr
= create_window_handle( parent
, owner
, classAtom
,
1085 sizeof(*wndPtr
) + wndExtra
- sizeof(wndPtr
->wExtra
) )))
1087 TRACE("out of memory\n" );
1090 hwnd
= wndPtr
->hwndSelf
;
1092 /* Fill the window structure */
1094 wndPtr
->tid
= GetCurrentThreadId();
1095 wndPtr
->owner
= owner
;
1096 wndPtr
->parent
= parent
;
1097 wndPtr
->class = classPtr
;
1098 wndPtr
->winproc
= winproc
;
1099 wndPtr
->hInstance
= cs
->hInstance
;
1100 wndPtr
->text
= NULL
;
1101 wndPtr
->hrgnUpdate
= 0;
1102 wndPtr
->hrgnWnd
= 0;
1103 wndPtr
->dwStyle
= cs
->style
& ~WS_VISIBLE
;
1104 wndPtr
->dwExStyle
= cs
->dwExStyle
;
1105 wndPtr
->clsStyle
= clsStyle
;
1106 wndPtr
->wIDmenu
= 0;
1107 wndPtr
->helpContext
= 0;
1108 wndPtr
->flags
= (type
== WIN_PROC_16
) ? 0 : WIN_ISWIN32
;
1109 wndPtr
->pVScroll
= NULL
;
1110 wndPtr
->pHScroll
= NULL
;
1111 wndPtr
->userdata
= 0;
1112 wndPtr
->hSysMenu
= (wndPtr
->dwStyle
& WS_SYSMENU
)
1113 ? MENU_GetSysMenu( hwnd
, 0 ) : 0;
1114 wndPtr
->cbWndExtra
= wndExtra
;
1116 if (wndExtra
) memset( wndPtr
->wExtra
, 0, wndExtra
);
1118 /* Correct the window style - stage 2 */
1120 if (!(cs
->style
& WS_CHILD
))
1122 wndPtr
->dwStyle
|= WS_CLIPSIBLINGS
;
1123 if (!(cs
->style
& WS_POPUP
))
1125 wndPtr
->dwStyle
|= WS_CAPTION
;
1126 wndPtr
->flags
|= WIN_NEED_SIZE
;
1129 SERVER_START_REQ( set_window_info
)
1132 req
->flags
= SET_WIN_STYLE
| SET_WIN_EXSTYLE
| SET_WIN_INSTANCE
;
1133 req
->style
= wndPtr
->dwStyle
;
1134 req
->ex_style
= wndPtr
->dwExStyle
;
1135 req
->instance
= (void *)wndPtr
->hInstance
;
1136 wine_server_call( req
);
1140 /* Get class or window DC if needed */
1142 if (clsStyle
& CS_OWNDC
) wndPtr
->dce
= DCE_AllocDCE(hwnd
,DCE_WINDOW_DC
);
1143 else if (clsStyle
& CS_CLASSDC
) wndPtr
->dce
= dce
;
1144 else wndPtr
->dce
= NULL
;
1146 /* Set the window menu */
1148 if ((wndPtr
->dwStyle
& (WS_CAPTION
| WS_CHILD
)) == WS_CAPTION
)
1150 if (cs
->hMenu
) SetMenu(hwnd
, cs
->hMenu
);
1153 LPCSTR menuName
= (LPCSTR
)GetClassLongA( hwnd
, GCL_MENUNAME
);
1156 if (HIWORD(cs
->hInstance
))
1157 cs
->hMenu
= LoadMenuA(cs
->hInstance
,menuName
);
1159 cs
->hMenu
= LoadMenu16(cs
->hInstance
,menuName
);
1161 if (cs
->hMenu
) SetMenu( hwnd
, cs
->hMenu
);
1165 else SetWindowLongW( hwnd
, GWL_ID
, (UINT
)cs
->hMenu
);
1166 WIN_ReleaseWndPtr( wndPtr
);
1168 if (!USER_Driver
.pCreateWindow( hwnd
, cs
, unicode
))
1170 WIN_DestroyWindow( hwnd
);
1174 /* Notify the parent window only */
1176 send_parent_notify( hwnd
, WM_CREATE
);
1177 if (!IsWindow( hwnd
)) return 0;
1179 if (cs
->style
& WS_VISIBLE
)
1181 /* in case WS_VISIBLE got set in the meantime */
1182 if (!(wndPtr
= WIN_GetPtr( hwnd
))) return 0;
1183 WIN_SetStyle( hwnd
, wndPtr
->dwStyle
& ~WS_VISIBLE
);
1184 WIN_ReleasePtr( wndPtr
);
1185 ShowWindow( hwnd
, sw
);
1188 /* Call WH_SHELL hook */
1190 if (!(GetWindowLongW( hwnd
, GWL_STYLE
) & WS_CHILD
) && !GetWindow( hwnd
, GW_OWNER
))
1191 HOOK_CallHooksA( WH_SHELL
, HSHELL_WINDOWCREATED
, (WPARAM
)hwnd
, 0 );
1193 TRACE("created window %04x\n", hwnd
);
1198 /***********************************************************************
1199 * CreateWindow (USER.41)
1201 HWND16 WINAPI
CreateWindow16( LPCSTR className
, LPCSTR windowName
,
1202 DWORD style
, INT16 x
, INT16 y
, INT16 width
,
1203 INT16 height
, HWND16 parent
, HMENU16 menu
,
1204 HINSTANCE16 instance
, LPVOID data
)
1206 return CreateWindowEx16( 0, className
, windowName
, style
,
1207 x
, y
, width
, height
, parent
, menu
, instance
, data
);
1211 /***********************************************************************
1212 * CreateWindowEx (USER.452)
1214 HWND16 WINAPI
CreateWindowEx16( DWORD exStyle
, LPCSTR className
,
1215 LPCSTR windowName
, DWORD style
, INT16 x
,
1216 INT16 y
, INT16 width
, INT16 height
,
1217 HWND16 parent
, HMENU16 menu
,
1218 HINSTANCE16 instance
, LPVOID data
)
1224 /* Find the class atom */
1226 if (HIWORD(className
))
1228 if (!(classAtom
= GlobalFindAtomA( className
)))
1230 ERR( "bad class name %s\n", debugstr_a(className
) );
1236 classAtom
= LOWORD(className
);
1237 if (!GlobalGetAtomNameA( classAtom
, buffer
, sizeof(buffer
) ))
1239 ERR( "bad atom %x\n", classAtom
);
1245 /* Fix the coordinates */
1247 cs
.x
= (x
== CW_USEDEFAULT16
) ? CW_USEDEFAULT
: (INT
)x
;
1248 cs
.y
= (y
== CW_USEDEFAULT16
) ? CW_USEDEFAULT
: (INT
)y
;
1249 cs
.cx
= (width
== CW_USEDEFAULT16
) ? CW_USEDEFAULT
: (INT
)width
;
1250 cs
.cy
= (height
== CW_USEDEFAULT16
) ? CW_USEDEFAULT
: (INT
)height
;
1252 /* Create the window */
1254 cs
.lpCreateParams
= data
;
1255 cs
.hInstance
= (HINSTANCE
)instance
;
1256 cs
.hMenu
= (HMENU
)menu
;
1257 cs
.hwndParent
= WIN_Handle32( parent
);
1259 cs
.lpszName
= windowName
;
1260 cs
.lpszClass
= className
;
1261 cs
.dwExStyle
= exStyle
;
1263 return HWND_16( WIN_CreateWindowEx( &cs
, classAtom
, WIN_PROC_16
));
1267 /***********************************************************************
1268 * CreateWindowExA (USER32.@)
1270 HWND WINAPI
CreateWindowExA( DWORD exStyle
, LPCSTR className
,
1271 LPCSTR windowName
, DWORD style
, INT x
,
1272 INT y
, INT width
, INT height
,
1273 HWND parent
, HMENU menu
,
1274 HINSTANCE instance
, LPVOID data
)
1281 instance
=GetModuleHandleA(NULL
);
1283 if(exStyle
& WS_EX_MDICHILD
)
1284 return CreateMDIWindowA(className
, windowName
, style
, x
, y
, width
, height
, parent
, instance
, (LPARAM
)data
);
1286 /* Find the class atom */
1288 if (HIWORD(className
))
1290 if (!(classAtom
= GlobalFindAtomA( className
)))
1292 ERR( "bad class name %s\n", debugstr_a(className
) );
1298 classAtom
= LOWORD(className
);
1299 if (!GlobalGetAtomNameA( classAtom
, buffer
, sizeof(buffer
) ))
1301 ERR( "bad atom %x\n", classAtom
);
1307 /* Create the window */
1309 cs
.lpCreateParams
= data
;
1310 cs
.hInstance
= instance
;
1312 cs
.hwndParent
= parent
;
1318 cs
.lpszName
= windowName
;
1319 cs
.lpszClass
= className
;
1320 cs
.dwExStyle
= exStyle
;
1322 return WIN_CreateWindowEx( &cs
, classAtom
, WIN_PROC_32A
);
1326 /***********************************************************************
1327 * CreateWindowExW (USER32.@)
1329 HWND WINAPI
CreateWindowExW( DWORD exStyle
, LPCWSTR className
,
1330 LPCWSTR windowName
, DWORD style
, INT x
,
1331 INT y
, INT width
, INT height
,
1332 HWND parent
, HMENU menu
,
1333 HINSTANCE instance
, LPVOID data
)
1340 instance
=GetModuleHandleA(NULL
);
1342 if(exStyle
& WS_EX_MDICHILD
)
1343 return CreateMDIWindowW(className
, windowName
, style
, x
, y
, width
, height
, parent
, instance
, (LPARAM
)data
);
1345 /* Find the class atom */
1347 if (HIWORD(className
))
1349 if (!(classAtom
= GlobalFindAtomW( className
)))
1351 ERR( "bad class name %s\n", debugstr_w(className
) );
1357 classAtom
= LOWORD(className
);
1358 if (!GlobalGetAtomNameW( classAtom
, buffer
, sizeof(buffer
)/sizeof(WCHAR
) ))
1360 ERR( "bad atom %x\n", classAtom
);
1366 /* Create the window */
1368 cs
.lpCreateParams
= data
;
1369 cs
.hInstance
= instance
;
1371 cs
.hwndParent
= parent
;
1377 cs
.lpszName
= windowName
;
1378 cs
.lpszClass
= className
;
1379 cs
.dwExStyle
= exStyle
;
1381 /* Note: we rely on the fact that CREATESTRUCTA and */
1382 /* CREATESTRUCTW have the same layout. */
1383 return WIN_CreateWindowEx( (CREATESTRUCTA
*)&cs
, classAtom
, WIN_PROC_32W
);
1387 /***********************************************************************
1388 * WIN_SendDestroyMsg
1390 static void WIN_SendDestroyMsg( HWND hwnd
)
1394 if (GetGUIThreadInfo( GetCurrentThreadId(), &info
))
1396 if (hwnd
== info
.hwndCaret
) DestroyCaret();
1398 if (USER_Driver
.pResetSelectionOwner
)
1399 USER_Driver
.pResetSelectionOwner( hwnd
, TRUE
);
1402 * Send the WM_DESTROY to the window.
1404 SendMessageA( hwnd
, WM_DESTROY
, 0, 0);
1407 * This WM_DESTROY message can trigger re-entrant calls to DestroyWindow
1408 * make sure that the window still exists when we come back.
1415 if (!(pWndArray
= WIN_ListChildren( hwnd
))) return;
1417 /* start from the end (FIXME: is this needed?) */
1418 for (i
= 0; pWndArray
[i
]; i
++) ;
1422 if (IsWindow( pWndArray
[i
] )) WIN_SendDestroyMsg( pWndArray
[i
] );
1424 HeapFree( GetProcessHeap(), 0, pWndArray
);
1427 WARN("\tdestroyed itself while in WM_DESTROY!\n");
1431 /***********************************************************************
1432 * DestroyWindow (USER32.@)
1434 BOOL WINAPI
DestroyWindow( HWND hwnd
)
1439 if (!(hwnd
= WIN_IsCurrentThread( hwnd
)) || (hwnd
== GetDesktopWindow()))
1441 SetLastError( ERROR_ACCESS_DENIED
);
1445 TRACE("(%04x)\n", hwnd
);
1447 /* Look whether the focus is within the tree of windows we will
1451 if (h
== hwnd
|| IsChild( hwnd
, h
))
1453 HWND parent
= GetAncestor( hwnd
, GA_PARENT
);
1454 if (parent
== GetDesktopWindow()) parent
= 0;
1460 if( HOOK_CallHooksA( WH_CBT
, HCBT_DESTROYWND
, (WPARAM
)hwnd
, 0L) ) return FALSE
;
1462 is_child
= (GetWindowLongW( hwnd
, GWL_STYLE
) & WS_CHILD
) != 0;
1466 if (!USER_IsExitingThread( GetCurrentThreadId() ))
1467 send_parent_notify( hwnd
, WM_DESTROY
);
1469 else if (!GetWindow( hwnd
, GW_OWNER
))
1471 HOOK_CallHooksA( WH_SHELL
, HSHELL_WINDOWDESTROYED
, (WPARAM
)hwnd
, 0L );
1472 /* FIXME: clean up palette - see "Internals" p.352 */
1475 if (!IsWindow(hwnd
)) return TRUE
;
1477 if (USER_Driver
.pResetSelectionOwner
)
1478 USER_Driver
.pResetSelectionOwner( hwnd
, FALSE
); /* before the window is unmapped */
1480 /* Hide the window */
1482 if (!ShowWindow( hwnd
, SW_HIDE
))
1484 if (hwnd
== GetActiveWindow()) WINPOS_ActivateOtherWindow( hwnd
);
1486 if (!IsWindow(hwnd
)) return TRUE
;
1488 /* Recursively destroy owned windows */
1495 HWND
*list
= WIN_ListChildren( GetDesktopWindow() );
1498 for (i
= 0; list
[i
]; i
++)
1500 if (GetWindow( list
[i
], GW_OWNER
) != hwnd
) continue;
1501 if (WIN_IsCurrentThread( list
[i
] ))
1503 DestroyWindow( list
[i
] );
1507 WIN_SetOwner( list
[i
], 0 );
1509 HeapFree( GetProcessHeap(), 0, list
);
1511 if (!got_one
) break;
1515 /* Send destroy messages */
1517 WIN_SendDestroyMsg( hwnd
);
1518 if (!IsWindow( hwnd
)) return TRUE
;
1520 /* Unlink now so we won't bother with the children later on */
1522 WIN_UnlinkWindow( hwnd
);
1524 /* Destroy the window storage */
1526 WIN_DestroyWindow( hwnd
);
1531 /***********************************************************************
1532 * CloseWindow (USER32.@)
1534 BOOL WINAPI
CloseWindow( HWND hwnd
)
1536 if (GetWindowLongW( hwnd
, GWL_STYLE
) & WS_CHILD
) return FALSE
;
1537 ShowWindow( hwnd
, SW_MINIMIZE
);
1542 /***********************************************************************
1543 * OpenIcon (USER32.@)
1545 BOOL WINAPI
OpenIcon( HWND hwnd
)
1547 if (!IsIconic( hwnd
)) return FALSE
;
1548 ShowWindow( hwnd
, SW_SHOWNORMAL
);
1553 /***********************************************************************
1556 * Implementation of FindWindow() and FindWindowEx().
1558 static HWND
WIN_FindWindow( HWND parent
, HWND child
, ATOM className
, LPCWSTR title
)
1563 WCHAR
*buffer
= NULL
;
1565 if (!parent
) parent
= GetDesktopWindow();
1568 len
= strlenW(title
) + 1; /* one extra char to check for chars beyond the end */
1569 if (!(buffer
= HeapAlloc( GetProcessHeap(), 0, (len
+ 1) * sizeof(WCHAR
) ))) return 0;
1572 if (!(list
= list_window_children( parent
, className
, 0 ))) goto done
;
1576 child
= WIN_GetFullHandle( child
);
1577 while (list
[i
] && list
[i
] != child
) i
++;
1578 if (!list
[i
]) goto done
;
1579 i
++; /* start from next window */
1586 if (GetWindowTextW( list
[i
], buffer
, len
) && !strcmpiW( buffer
, title
)) break;
1593 if (list
) HeapFree( GetProcessHeap(), 0, list
);
1594 if (buffer
) HeapFree( GetProcessHeap(), 0, buffer
);
1600 /***********************************************************************
1601 * FindWindowA (USER32.@)
1603 HWND WINAPI
FindWindowA( LPCSTR className
, LPCSTR title
)
1605 HWND ret
= FindWindowExA( 0, 0, className
, title
);
1606 if (!ret
) SetLastError (ERROR_CANNOT_FIND_WND_CLASS
);
1611 /***********************************************************************
1612 * FindWindowExA (USER32.@)
1614 HWND WINAPI
FindWindowExA( HWND parent
, HWND child
,
1615 LPCSTR className
, LPCSTR title
)
1624 /* If the atom doesn't exist, then no class */
1625 /* with this name exists either. */
1626 if (!(atom
= GlobalFindAtomA( className
)))
1628 SetLastError (ERROR_CANNOT_FIND_WND_CLASS
);
1632 if (!title
) return WIN_FindWindow( parent
, child
, atom
, NULL
);
1634 len
= MultiByteToWideChar( CP_ACP
, 0, title
, -1, NULL
, 0 );
1635 if (!(buffer
= HeapAlloc( GetProcessHeap(), 0, len
* sizeof(WCHAR
) ))) return 0;
1636 MultiByteToWideChar( CP_ACP
, 0, title
, -1, buffer
, len
);
1637 hwnd
= WIN_FindWindow( parent
, child
, atom
, buffer
);
1638 HeapFree( GetProcessHeap(), 0, buffer
);
1643 /***********************************************************************
1644 * FindWindowExW (USER32.@)
1646 HWND WINAPI
FindWindowExW( HWND parent
, HWND child
,
1647 LPCWSTR className
, LPCWSTR title
)
1653 /* If the atom doesn't exist, then no class */
1654 /* with this name exists either. */
1655 if (!(atom
= GlobalFindAtomW( className
)))
1657 SetLastError (ERROR_CANNOT_FIND_WND_CLASS
);
1661 return WIN_FindWindow( parent
, child
, atom
, title
);
1665 /***********************************************************************
1666 * FindWindowW (USER32.@)
1668 HWND WINAPI
FindWindowW( LPCWSTR className
, LPCWSTR title
)
1670 return FindWindowExW( 0, 0, className
, title
);
1674 /**********************************************************************
1675 * GetDesktopWindow (USER32.@)
1677 HWND WINAPI
GetDesktopWindow(void)
1679 if (pWndDesktop
) return pWndDesktop
->hwndSelf
;
1680 ERR( "Wine init error: either you're trying to use an invalid native USER.EXE config, or some graphics/GUI libraries or DLLs didn't initialize properly. Aborting.\n" );
1686 /*******************************************************************
1687 * EnableWindow (USER32.@)
1689 BOOL WINAPI
EnableWindow( HWND hwnd
, BOOL enable
)
1696 if (!(full_handle
= WIN_IsCurrentThread( hwnd
)))
1697 return SendMessageW( hwnd
, WM_WINE_ENABLEWINDOW
, enable
, 0 );
1701 TRACE("( %x, %d )\n", hwnd
, enable
);
1703 if (!(wndPtr
= WIN_GetPtr( hwnd
))) return FALSE
;
1704 style
= wndPtr
->dwStyle
;
1705 retvalue
= ((style
& WS_DISABLED
) != 0);
1706 WIN_ReleasePtr( wndPtr
);
1708 if (enable
&& retvalue
)
1710 WIN_SetStyle( hwnd
, style
& ~WS_DISABLED
);
1711 SendMessageA( hwnd
, WM_ENABLE
, TRUE
, 0 );
1713 else if (!enable
&& !retvalue
)
1715 SendMessageA( hwnd
, WM_CANCELMODE
, 0, 0);
1717 WIN_SetStyle( hwnd
, style
| WS_DISABLED
);
1719 if (hwnd
== GetFocus() || IsChild(hwnd
, GetFocus()))
1720 SetFocus( 0 ); /* A disabled window can't have the focus */
1722 if (hwnd
== GetCapture() || IsChild(hwnd
, GetCapture()))
1723 ReleaseCapture(); /* A disabled window can't capture the mouse */
1725 SendMessageA( hwnd
, WM_ENABLE
, FALSE
, 0 );
1731 /***********************************************************************
1732 * IsWindowEnabled (USER32.@)
1734 BOOL WINAPI
IsWindowEnabled(HWND hWnd
)
1736 return !(GetWindowLongW( hWnd
, GWL_STYLE
) & WS_DISABLED
);
1740 /***********************************************************************
1741 * IsWindowUnicode (USER32.@)
1743 BOOL WINAPI
IsWindowUnicode( HWND hwnd
)
1748 if (!(wndPtr
= WIN_FindWndPtr(hwnd
))) return FALSE
;
1749 retvalue
= (WINPROC_GetProcType( wndPtr
->winproc
) == WIN_PROC_32W
);
1750 WIN_ReleaseWndPtr(wndPtr
);
1755 /**********************************************************************
1756 * GetWindowWord (USER32.@)
1758 WORD WINAPI
GetWindowWord( HWND hwnd
, INT offset
)
1763 WND
*wndPtr
= WIN_GetPtr( hwnd
);
1766 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
1769 if (wndPtr
== WND_OTHER_PROCESS
)
1771 if (IsWindow( hwnd
))
1772 FIXME( "(%d) not supported yet on other process window %x\n", offset
, hwnd
);
1773 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
1776 if (offset
> wndPtr
->cbWndExtra
- sizeof(WORD
))
1778 WARN("Invalid offset %d\n", offset
);
1779 SetLastError( ERROR_INVALID_INDEX
);
1781 else retvalue
= *(WORD
*)(((char *)wndPtr
->wExtra
) + offset
);
1782 WIN_ReleasePtr( wndPtr
);
1788 case GWL_HWNDPARENT
:
1789 return GetWindowLongW( hwnd
, offset
);
1793 LONG ret
= GetWindowLongW( hwnd
, offset
);
1795 WARN("%d: discards high bits of 0x%08lx!\n", offset
, ret
);
1799 WARN("Invalid offset %d\n", offset
);
1805 /**********************************************************************
1806 * SetWindowWord (USER32.@)
1808 WORD WINAPI
SetWindowWord( HWND hwnd
, INT offset
, WORD newval
)
1817 case GWL_HWNDPARENT
:
1818 return SetWindowLongW( hwnd
, offset
, (UINT
)newval
);
1822 WARN("Invalid offset %d\n", offset
);
1823 SetLastError( ERROR_INVALID_INDEX
);
1828 wndPtr
= WIN_GetPtr( hwnd
);
1829 if (wndPtr
== WND_OTHER_PROCESS
)
1832 FIXME( "set %d <- %x not supported yet on other process window %x\n",
1833 offset
, newval
, hwnd
);
1838 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
1842 if (offset
> wndPtr
->cbWndExtra
- sizeof(WORD
))
1844 WARN("Invalid offset %d\n", offset
);
1845 WIN_ReleasePtr(wndPtr
);
1846 SetLastError( ERROR_INVALID_INDEX
);
1849 ptr
= (WORD
*)(((char *)wndPtr
->wExtra
) + offset
);
1852 WIN_ReleasePtr(wndPtr
);
1857 /**********************************************************************
1860 * Helper function for GetWindowLong().
1862 static LONG
WIN_GetWindowLong( HWND hwnd
, INT offset
, WINDOWPROCTYPE type
)
1867 if (offset
== GWL_HWNDPARENT
)
1869 HWND parent
= GetAncestor( hwnd
, GA_PARENT
);
1870 if (parent
== GetDesktopWindow()) parent
= GetWindow( hwnd
, GW_OWNER
);
1871 return (LONG
)parent
;
1874 if (!(wndPtr
= WIN_GetPtr( hwnd
)))
1876 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
1880 if (wndPtr
== WND_OTHER_PROCESS
)
1885 FIXME( "(%d) not supported on other process window %x\n", offset
, hwnd
);
1886 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
1889 if (offset
== GWL_WNDPROC
)
1891 SetLastError( ERROR_ACCESS_DENIED
);
1894 SERVER_START_REQ( set_window_info
)
1897 req
->flags
= 0; /* don't set anything, just retrieve */
1898 if (!wine_server_call_err( req
))
1902 case GWL_STYLE
: retvalue
= reply
->old_style
; break;
1903 case GWL_EXSTYLE
: retvalue
= reply
->old_ex_style
; break;
1904 case GWL_ID
: retvalue
= reply
->old_id
; break;
1905 case GWL_HINSTANCE
: retvalue
= (ULONG_PTR
)reply
->old_instance
; break;
1906 case GWL_USERDATA
: retvalue
= (ULONG_PTR
)reply
->old_user_data
; break;
1908 SetLastError( ERROR_INVALID_INDEX
);
1917 /* now we have a valid wndPtr */
1921 if (offset
> wndPtr
->cbWndExtra
- sizeof(LONG
))
1924 * Some programs try to access last element from 16 bit
1925 * code using illegal offset value. Hopefully this is
1926 * what those programs really expect.
1928 if (type
== WIN_PROC_16
&&
1929 wndPtr
->cbWndExtra
>= 4 &&
1930 offset
== wndPtr
->cbWndExtra
- sizeof(WORD
))
1932 INT offset2
= wndPtr
->cbWndExtra
- sizeof(LONG
);
1934 ERR( "- replaced invalid offset %d with %d\n",
1937 retvalue
= *(LONG
*)(((char *)wndPtr
->wExtra
) + offset2
);
1938 WIN_ReleasePtr( wndPtr
);
1941 WARN("Invalid offset %d\n", offset
);
1942 WIN_ReleasePtr( wndPtr
);
1943 SetLastError( ERROR_INVALID_INDEX
);
1946 retvalue
= *(LONG
*)(((char *)wndPtr
->wExtra
) + offset
);
1947 /* Special case for dialog window procedure */
1948 if ((offset
== DWL_DLGPROC
) && (wndPtr
->flags
& WIN_ISDIALOG
))
1949 retvalue
= (LONG
)WINPROC_GetProc( (HWINDOWPROC
)retvalue
, type
);
1950 WIN_ReleasePtr( wndPtr
);
1956 case GWL_USERDATA
: retvalue
= wndPtr
->userdata
; break;
1957 case GWL_STYLE
: retvalue
= wndPtr
->dwStyle
; break;
1958 case GWL_EXSTYLE
: retvalue
= wndPtr
->dwExStyle
; break;
1959 case GWL_ID
: retvalue
= (LONG
)wndPtr
->wIDmenu
; break;
1960 case GWL_WNDPROC
: retvalue
= (LONG
)WINPROC_GetProc( wndPtr
->winproc
, type
); break;
1961 case GWL_HINSTANCE
: retvalue
= wndPtr
->hInstance
; break;
1963 WARN("Unknown offset %d\n", offset
);
1964 SetLastError( ERROR_INVALID_INDEX
);
1967 WIN_ReleasePtr(wndPtr
);
1972 /**********************************************************************
1975 * Helper function for SetWindowLong().
1977 * 0 is the failure code. However, in the case of failure SetLastError
1978 * must be set to distinguish between a 0 return value and a failure.
1980 static LONG
WIN_SetWindowLong( HWND hwnd
, INT offset
, LONG newval
,
1981 WINDOWPROCTYPE type
)
1986 TRACE( "%x %d %lx %x\n", hwnd
, offset
, newval
, type
);
1988 if (!WIN_IsCurrentProcess( hwnd
))
1990 if (offset
== GWL_WNDPROC
)
1992 SetLastError( ERROR_ACCESS_DENIED
);
1995 return SendMessageW( hwnd
, WM_WINE_SETWINDOWLONG
, offset
, newval
);
1998 wndPtr
= WIN_GetPtr( hwnd
);
1999 if (wndPtr
->hwndSelf
== GetDesktopWindow())
2001 /* can't change anything on the desktop window */
2002 WIN_ReleasePtr( wndPtr
);
2003 SetLastError( ERROR_ACCESS_DENIED
);
2009 LONG
*ptr
= (LONG
*)(((char *)wndPtr
->wExtra
) + offset
);
2010 if (offset
> wndPtr
->cbWndExtra
- sizeof(LONG
))
2012 WARN("Invalid offset %d\n", offset
);
2013 WIN_ReleasePtr( wndPtr
);
2014 SetLastError( ERROR_INVALID_INDEX
);
2017 /* Special case for dialog window procedure */
2018 if ((offset
== DWL_DLGPROC
) && (wndPtr
->flags
& WIN_ISDIALOG
))
2020 retval
= (LONG
)WINPROC_GetProc( (HWINDOWPROC
)*ptr
, type
);
2021 WINPROC_SetProc( (HWINDOWPROC
*)ptr
, (WNDPROC16
)newval
,
2022 type
, WIN_PROC_WINDOW
);
2023 WIN_ReleasePtr( wndPtr
);
2028 WIN_ReleasePtr( wndPtr
);
2035 /* first some special cases */
2040 style
.styleOld
= wndPtr
->dwStyle
;
2041 style
.styleNew
= newval
;
2042 WIN_ReleasePtr( wndPtr
);
2043 SendMessageW( hwnd
, WM_STYLECHANGING
, offset
, (LPARAM
)&style
);
2044 if (!(wndPtr
= WIN_GetPtr( hwnd
)) || wndPtr
== WND_OTHER_PROCESS
) return 0;
2045 newval
= style
.styleNew
;
2047 case GWL_HWNDPARENT
:
2048 if (wndPtr
->parent
== GetDesktopWindow())
2050 WIN_ReleasePtr( wndPtr
);
2051 return (LONG
)WIN_SetOwner( hwnd
, (HWND
)newval
);
2055 WIN_ReleasePtr( wndPtr
);
2056 return (LONG
)SetParent( hwnd
, (HWND
)newval
);
2059 retval
= (LONG
)WINPROC_GetProc( wndPtr
->winproc
, type
);
2060 WINPROC_SetProc( &wndPtr
->winproc
, (WNDPROC16
)newval
,
2061 type
, WIN_PROC_WINDOW
);
2062 WIN_ReleasePtr( wndPtr
);
2069 WIN_ReleasePtr( wndPtr
);
2070 WARN("Invalid offset %d\n", offset
);
2071 SetLastError( ERROR_INVALID_INDEX
);
2075 SERVER_START_REQ( set_window_info
)
2081 req
->flags
= SET_WIN_STYLE
;
2082 req
->style
= newval
;
2085 req
->flags
= SET_WIN_EXSTYLE
;
2086 req
->ex_style
= newval
;
2089 req
->flags
= SET_WIN_ID
;
2093 req
->flags
= SET_WIN_INSTANCE
;
2094 req
->instance
= (void *)newval
;
2097 req
->flags
= SET_WIN_USERDATA
;
2098 req
->user_data
= (void *)newval
;
2101 if ((ok
= !wine_server_call_err( req
)))
2106 wndPtr
->dwStyle
= newval
;
2107 retval
= reply
->old_style
;
2110 wndPtr
->dwExStyle
= newval
;
2111 retval
= reply
->old_ex_style
;
2114 wndPtr
->wIDmenu
= newval
;
2115 retval
= reply
->old_id
;
2118 wndPtr
->hInstance
= newval
;
2119 retval
= (HINSTANCE
)reply
->old_instance
;
2122 wndPtr
->userdata
= newval
;
2123 retval
= (ULONG_PTR
)reply
->old_user_data
;
2129 WIN_ReleasePtr( wndPtr
);
2133 if (offset
== GWL_STYLE
&& USER_Driver
.pSetWindowStyle
)
2134 USER_Driver
.pSetWindowStyle( hwnd
, retval
);
2136 if (offset
== GWL_STYLE
|| offset
== GWL_EXSTYLE
)
2137 SendMessageW( hwnd
, WM_STYLECHANGED
, offset
, (LPARAM
)&style
);
2144 /**********************************************************************
2145 * GetWindowLong (USER.135)
2147 LONG WINAPI
GetWindowLong16( HWND16 hwnd
, INT16 offset
)
2149 return WIN_GetWindowLong( WIN_Handle32(hwnd
), offset
, WIN_PROC_16
);
2153 /**********************************************************************
2154 * GetWindowLongA (USER32.@)
2156 LONG WINAPI
GetWindowLongA( HWND hwnd
, INT offset
)
2158 return WIN_GetWindowLong( hwnd
, offset
, WIN_PROC_32A
);
2162 /**********************************************************************
2163 * GetWindowLongW (USER32.@)
2165 LONG WINAPI
GetWindowLongW( HWND hwnd
, INT offset
)
2167 return WIN_GetWindowLong( hwnd
, offset
, WIN_PROC_32W
);
2171 /**********************************************************************
2172 * SetWindowLong (USER.136)
2174 LONG WINAPI
SetWindowLong16( HWND16 hwnd
, INT16 offset
, LONG newval
)
2176 return WIN_SetWindowLong( WIN_Handle32(hwnd
), offset
, newval
, WIN_PROC_16
);
2180 /**********************************************************************
2181 * SetWindowLongA (USER32.@)
2183 LONG WINAPI
SetWindowLongA( HWND hwnd
, INT offset
, LONG newval
)
2185 return WIN_SetWindowLong( hwnd
, offset
, newval
, WIN_PROC_32A
);
2189 /**********************************************************************
2190 * SetWindowLongW (USER32.@) Set window attribute
2192 * SetWindowLong() alters one of a window's attributes or sets a 32-bit (long)
2193 * value in a window's extra memory.
2195 * The _hwnd_ parameter specifies the window. is the handle to a
2196 * window that has extra memory. The _newval_ parameter contains the
2197 * new attribute or extra memory value. If positive, the _offset_
2198 * parameter is the byte-addressed location in the window's extra
2199 * memory to set. If negative, _offset_ specifies the window
2200 * attribute to set, and should be one of the following values:
2202 * GWL_EXSTYLE The window's extended window style
2204 * GWL_STYLE The window's window style.
2206 * GWL_WNDPROC Pointer to the window's window procedure.
2208 * GWL_HINSTANCE The window's pplication instance handle.
2210 * GWL_ID The window's identifier.
2212 * GWL_USERDATA The window's user-specified data.
2214 * If the window is a dialog box, the _offset_ parameter can be one of
2215 * the following values:
2217 * DWL_DLGPROC The address of the window's dialog box procedure.
2219 * DWL_MSGRESULT The return value of a message
2220 * that the dialog box procedure processed.
2222 * DWL_USER Application specific information.
2226 * If successful, returns the previous value located at _offset_. Otherwise,
2231 * Extra memory for a window class is specified by a nonzero cbWndExtra
2232 * parameter of the WNDCLASS structure passed to RegisterClass() at the
2233 * time of class creation.
2235 * Using GWL_WNDPROC to set a new window procedure effectively creates
2236 * a window subclass. Use CallWindowProc() in the new windows procedure
2237 * to pass messages to the superclass's window procedure.
2239 * The user data is reserved for use by the application which created
2242 * Do not use GWL_STYLE to change the window's WS_DISABLED style;
2243 * instead, call the EnableWindow() function to change the window's
2246 * Do not use GWL_HWNDPARENT to reset the window's parent, use
2247 * SetParent() instead.
2250 * When offset is GWL_STYLE and the calling app's ver is 4.0,
2251 * it sends WM_STYLECHANGING before changing the settings
2252 * and WM_STYLECHANGED afterwards.
2253 * App ver 4.0 can't use SetWindowLong to change WS_EX_TOPMOST.
2255 LONG WINAPI
SetWindowLongW(
2256 HWND hwnd
, /* [in] window to alter */
2257 INT offset
, /* [in] offset, in bytes, of location to alter */
2258 LONG newval
/* [in] new value of location */
2260 return WIN_SetWindowLong( hwnd
, offset
, newval
, WIN_PROC_32W
);
2264 /*******************************************************************
2265 * GetWindowTextA (USER32.@)
2267 INT WINAPI
GetWindowTextA( HWND hwnd
, LPSTR lpString
, INT nMaxCount
)
2271 if (WIN_IsCurrentProcess( hwnd
))
2272 return (INT
)SendMessageA( hwnd
, WM_GETTEXT
, nMaxCount
, (LPARAM
)lpString
);
2274 /* when window belongs to other process, don't send a message */
2275 if (nMaxCount
<= 0) return 0;
2276 if (!(buffer
= HeapAlloc( GetProcessHeap(), 0, nMaxCount
* sizeof(WCHAR
) ))) return 0;
2277 get_server_window_text( hwnd
, buffer
, nMaxCount
);
2278 if (!WideCharToMultiByte( CP_ACP
, 0, buffer
, -1, lpString
, nMaxCount
, NULL
, NULL
))
2279 lpString
[nMaxCount
-1] = 0;
2280 HeapFree( GetProcessHeap(), 0, buffer
);
2281 return strlen(lpString
);
2285 /*******************************************************************
2286 * InternalGetWindowText (USER32.@)
2288 INT WINAPI
InternalGetWindowText(HWND hwnd
,LPWSTR lpString
,INT nMaxCount
)
2292 if (nMaxCount
<= 0) return 0;
2293 if (!(win
= WIN_GetPtr( hwnd
))) return 0;
2294 if (win
!= WND_OTHER_PROCESS
)
2296 if (win
->text
) lstrcpynW( lpString
, win
->text
, nMaxCount
);
2297 else lpString
[0] = 0;
2298 WIN_ReleasePtr( win
);
2302 get_server_window_text( hwnd
, lpString
, nMaxCount
);
2304 return strlenW(lpString
);
2308 /*******************************************************************
2309 * GetWindowTextW (USER32.@)
2311 INT WINAPI
GetWindowTextW( HWND hwnd
, LPWSTR lpString
, INT nMaxCount
)
2313 if (WIN_IsCurrentProcess( hwnd
))
2314 return (INT
)SendMessageW( hwnd
, WM_GETTEXT
, nMaxCount
, (LPARAM
)lpString
);
2316 /* when window belongs to other process, don't send a message */
2317 if (nMaxCount
<= 0) return 0;
2318 get_server_window_text( hwnd
, lpString
, nMaxCount
);
2319 return strlenW(lpString
);
2323 /*******************************************************************
2324 * SetWindowText (USER32.@)
2325 * SetWindowTextA (USER32.@)
2327 BOOL WINAPI
SetWindowTextA( HWND hwnd
, LPCSTR lpString
)
2329 if (!WIN_IsCurrentProcess( hwnd
))
2331 FIXME( "cannot set text %s of other process window %x\n", debugstr_a(lpString
), hwnd
);
2332 SetLastError( ERROR_ACCESS_DENIED
);
2335 return (BOOL
)SendMessageA( hwnd
, WM_SETTEXT
, 0, (LPARAM
)lpString
);
2339 /*******************************************************************
2340 * SetWindowTextW (USER32.@)
2342 BOOL WINAPI
SetWindowTextW( HWND hwnd
, LPCWSTR lpString
)
2344 if (!WIN_IsCurrentProcess( hwnd
))
2346 FIXME( "cannot set text %s of other process window %x\n", debugstr_w(lpString
), hwnd
);
2347 SetLastError( ERROR_ACCESS_DENIED
);
2350 return (BOOL
)SendMessageW( hwnd
, WM_SETTEXT
, 0, (LPARAM
)lpString
);
2354 /*******************************************************************
2355 * GetWindowTextLengthA (USER32.@)
2357 INT WINAPI
GetWindowTextLengthA( HWND hwnd
)
2359 return SendMessageA( hwnd
, WM_GETTEXTLENGTH
, 0, 0 );
2362 /*******************************************************************
2363 * GetWindowTextLengthW (USER32.@)
2365 INT WINAPI
GetWindowTextLengthW( HWND hwnd
)
2367 return SendMessageW( hwnd
, WM_GETTEXTLENGTH
, 0, 0 );
2371 /*******************************************************************
2372 * IsWindow (USER32.@)
2374 BOOL WINAPI
IsWindow( HWND hwnd
)
2379 if (!(ptr
= WIN_GetPtr( hwnd
))) return FALSE
;
2381 if (ptr
!= WND_OTHER_PROCESS
)
2383 WIN_ReleasePtr( ptr
);
2387 /* check other processes */
2388 SERVER_START_REQ( get_window_info
)
2391 ret
= !wine_server_call_err( req
);
2398 /***********************************************************************
2399 * GetWindowThreadProcessId (USER32.@)
2401 DWORD WINAPI
GetWindowThreadProcessId( HWND hwnd
, LPDWORD process
)
2406 if (!(ptr
= WIN_GetPtr( hwnd
)))
2408 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
2412 if (ptr
!= WND_OTHER_PROCESS
)
2414 /* got a valid window */
2416 if (process
) *process
= GetCurrentProcessId();
2417 WIN_ReleasePtr( ptr
);
2421 /* check other processes */
2422 SERVER_START_REQ( get_window_info
)
2425 if (!wine_server_call_err( req
))
2427 tid
= (DWORD
)reply
->tid
;
2428 if (process
) *process
= (DWORD
)reply
->pid
;
2436 /*****************************************************************
2437 * GetParent (USER32.@)
2439 HWND WINAPI
GetParent( HWND hwnd
)
2444 if (!(wndPtr
= WIN_GetPtr( hwnd
)))
2446 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
2449 if (wndPtr
== WND_OTHER_PROCESS
)
2451 LONG style
= GetWindowLongW( hwnd
, GWL_STYLE
);
2452 if (style
& (WS_POPUP
| WS_CHILD
))
2454 SERVER_START_REQ( get_window_tree
)
2457 if (!wine_server_call_err( req
))
2459 if (style
& WS_POPUP
) retvalue
= reply
->owner
;
2460 else if (style
& WS_CHILD
) retvalue
= reply
->parent
;
2468 if (wndPtr
->dwStyle
& WS_POPUP
) retvalue
= wndPtr
->owner
;
2469 else if (wndPtr
->dwStyle
& WS_CHILD
) retvalue
= wndPtr
->parent
;
2470 WIN_ReleasePtr( wndPtr
);
2476 /*****************************************************************
2477 * GetAncestor (USER32.@)
2479 HWND WINAPI
GetAncestor( HWND hwnd
, UINT type
)
2482 HWND
*list
, ret
= 0;
2487 if (!(win
= WIN_GetPtr( hwnd
)))
2489 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
2492 if (win
!= WND_OTHER_PROCESS
)
2495 WIN_ReleasePtr( win
);
2497 else /* need to query the server */
2499 SERVER_START_REQ( get_window_tree
)
2502 if (!wine_server_call_err( req
)) ret
= reply
->parent
;
2509 if (!(list
= WIN_ListParents( hwnd
))) return 0;
2511 if (!list
[0] || !list
[1]) ret
= WIN_GetFullHandle( hwnd
); /* top-level window */
2515 while (list
[count
]) count
++;
2516 ret
= list
[count
- 2]; /* get the one before the desktop */
2518 HeapFree( GetProcessHeap(), 0, list
);
2522 if ((ret
= WIN_GetFullHandle( hwnd
)) == GetDesktopWindow()) return 0;
2525 HWND parent
= GetParent( ret
);
2535 /*****************************************************************
2536 * SetParent (USER32.@)
2538 HWND WINAPI
SetParent( HWND hwnd
, HWND parent
)
2541 HWND retvalue
, full_handle
;
2544 if (!parent
) parent
= GetDesktopWindow();
2545 else parent
= WIN_GetFullHandle( parent
);
2547 if (!IsWindow( parent
))
2549 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
2553 if (!(full_handle
= WIN_IsCurrentThread( hwnd
)))
2554 return (HWND
)SendMessageW( hwnd
, WM_WINE_SETPARENT
, (WPARAM
)parent
, 0 );
2558 if (USER_Driver
.pSetParent
)
2559 return USER_Driver
.pSetParent( hwnd
, parent
);
2561 /* Windows hides the window first, then shows it again
2562 * including the WM_SHOWWINDOW messages and all */
2563 was_visible
= ShowWindow( hwnd
, SW_HIDE
);
2565 if (!IsWindow( parent
)) return 0;
2566 if (!(wndPtr
= WIN_GetPtr(hwnd
)) || wndPtr
== WND_OTHER_PROCESS
) return 0;
2568 retvalue
= wndPtr
->parent
; /* old parent */
2569 if (parent
!= retvalue
)
2571 WIN_LinkWindow( hwnd
, parent
, HWND_TOP
);
2573 if (parent
!= GetDesktopWindow()) /* a child window */
2575 if (!(wndPtr
->dwStyle
& WS_CHILD
))
2577 HMENU menu
= (HMENU
)SetWindowLongW( hwnd
, GWL_ID
, 0 );
2578 if (menu
) DestroyMenu( menu
);
2582 WIN_ReleasePtr( wndPtr
);
2584 /* SetParent additionally needs to make hwnd the topmost window
2585 in the x-order and send the expected WM_WINDOWPOSCHANGING and
2586 WM_WINDOWPOSCHANGED notification messages.
2588 SetWindowPos( hwnd
, HWND_TOPMOST
, 0, 0, 0, 0,
2589 SWP_NOACTIVATE
| SWP_NOMOVE
| SWP_NOSIZE
| (was_visible
? SWP_SHOWWINDOW
: 0) );
2590 /* FIXME: a WM_MOVE is also generated (in the DefWindowProc handler
2591 * for WM_WINDOWPOSCHANGED) in Windows, should probably remove SWP_NOMOVE */
2596 /*******************************************************************
2597 * IsChild (USER32.@)
2599 BOOL WINAPI
IsChild( HWND parent
, HWND child
)
2601 HWND
*list
= WIN_ListParents( child
);
2605 if (!list
) return FALSE
;
2606 parent
= WIN_GetFullHandle( parent
);
2607 for (i
= 0; list
[i
]; i
++) if (list
[i
] == parent
) break;
2608 ret
= (list
[i
] != 0);
2609 HeapFree( GetProcessHeap(), 0, list
);
2614 /***********************************************************************
2615 * IsWindowVisible (USER32.@)
2617 BOOL WINAPI
IsWindowVisible( HWND hwnd
)
2623 if (!(GetWindowLongW( hwnd
, GWL_STYLE
) & WS_VISIBLE
)) return FALSE
;
2624 if (!(list
= WIN_ListParents( hwnd
))) return TRUE
;
2625 for (i
= 0; list
[i
]; i
++)
2626 if (!(GetWindowLongW( list
[i
], GWL_STYLE
) & WS_VISIBLE
)) break;
2628 HeapFree( GetProcessHeap(), 0, list
);
2633 /***********************************************************************
2634 * WIN_IsWindowDrawable
2636 * hwnd is drawable when it is visible, all parents are not
2637 * minimized, and it is itself not minimized unless we are
2638 * trying to draw its default class icon.
2640 BOOL
WIN_IsWindowDrawable( HWND hwnd
, BOOL icon
)
2645 LONG style
= GetWindowLongW( hwnd
, GWL_STYLE
);
2647 if (!(style
& WS_VISIBLE
)) return FALSE
;
2648 if ((style
& WS_MINIMIZE
) && icon
&& GetClassLongA( hwnd
, GCL_HICON
)) return FALSE
;
2650 if (!(list
= WIN_ListParents( hwnd
))) return TRUE
;
2651 for (i
= 0; list
[i
]; i
++)
2652 if ((GetWindowLongW( list
[i
], GWL_STYLE
) & (WS_VISIBLE
|WS_MINIMIZE
)) != WS_VISIBLE
)
2655 HeapFree( GetProcessHeap(), 0, list
);
2660 /*******************************************************************
2661 * GetTopWindow (USER32.@)
2663 HWND WINAPI
GetTopWindow( HWND hwnd
)
2665 if (!hwnd
) hwnd
= GetDesktopWindow();
2666 return GetWindow( hwnd
, GW_CHILD
);
2670 /*******************************************************************
2671 * GetWindow (USER32.@)
2673 HWND WINAPI
GetWindow( HWND hwnd
, UINT rel
)
2677 if (rel
== GW_OWNER
) /* this one may be available locally */
2679 WND
*wndPtr
= WIN_GetPtr( hwnd
);
2682 SetLastError( ERROR_INVALID_HANDLE
);
2685 if (wndPtr
!= WND_OTHER_PROCESS
)
2687 retval
= wndPtr
->owner
;
2688 WIN_ReleasePtr( wndPtr
);
2691 /* else fall through to server call */
2694 SERVER_START_REQ( get_window_tree
)
2697 if (!wine_server_call_err( req
))
2702 retval
= reply
->first_sibling
;
2705 retval
= reply
->last_sibling
;
2708 retval
= reply
->next_sibling
;
2711 retval
= reply
->prev_sibling
;
2714 retval
= reply
->owner
;
2717 retval
= reply
->first_child
;
2727 /***********************************************************************
2728 * WIN_InternalShowOwnedPopups
2730 * Internal version of ShowOwnedPopups; Wine functions should use this
2731 * to avoid interfering with application calls to ShowOwnedPopups
2732 * and to make sure the application can't prevent showing/hiding.
2734 * Set unmanagedOnly to TRUE to show/hide unmanaged windows only.
2738 BOOL
WIN_InternalShowOwnedPopups( HWND owner
, BOOL fShow
, BOOL unmanagedOnly
)
2742 HWND
*win_array
= WIN_ListChildren( GetDesktopWindow() );
2744 if (!win_array
) return TRUE
;
2747 * Show windows Lowest first, Highest last to preserve Z-Order
2749 while (win_array
[count
]) count
++;
2750 while (--count
>= 0)
2752 if (GetWindow( win_array
[count
], GW_OWNER
) != owner
) continue;
2753 if (!(pWnd
= WIN_FindWndPtr( win_array
[count
] ))) continue;
2755 if (pWnd
->dwStyle
& WS_POPUP
)
2759 /* check in window was flagged for showing in previous WIN_InternalShowOwnedPopups call */
2760 if (pWnd
->flags
& WIN_NEEDS_INTERNALSOP
)
2763 * Call ShowWindow directly because an application can intercept WM_SHOWWINDOW messages
2765 ShowWindow(pWnd
->hwndSelf
,SW_SHOW
);
2766 pWnd
->flags
&= ~WIN_NEEDS_INTERNALSOP
; /* remove the flag */
2771 if ( IsWindowVisible(pWnd
->hwndSelf
) && /* hide only if window is visible */
2772 !( pWnd
->flags
& WIN_NEEDS_INTERNALSOP
) && /* don't hide if previous call already did it */
2773 !( unmanagedOnly
&& (pWnd
->dwExStyle
& WS_EX_MANAGED
) ) ) /* don't hide managed windows if unmanagedOnly is TRUE */
2776 * Call ShowWindow directly because an application can intercept WM_SHOWWINDOW messages
2778 ShowWindow(pWnd
->hwndSelf
,SW_HIDE
);
2779 /* flag the window for showing on next WIN_InternalShowOwnedPopups call */
2780 pWnd
->flags
|= WIN_NEEDS_INTERNALSOP
;
2784 WIN_ReleaseWndPtr( pWnd
);
2786 HeapFree( GetProcessHeap(), 0, win_array
);
2791 /*******************************************************************
2792 * ShowOwnedPopups (USER32.@)
2794 BOOL WINAPI
ShowOwnedPopups( HWND owner
, BOOL fShow
)
2798 HWND
*win_array
= WIN_ListChildren( GetDesktopWindow() );
2800 if (!win_array
) return TRUE
;
2802 while (win_array
[count
]) count
++;
2803 while (--count
>= 0)
2805 if (GetWindow( win_array
[count
], GW_OWNER
) != owner
) continue;
2806 if (!(pWnd
= WIN_FindWndPtr( win_array
[count
] ))) continue;
2808 if (pWnd
->dwStyle
& WS_POPUP
)
2812 if (pWnd
->flags
& WIN_NEEDS_SHOW_OWNEDPOPUP
)
2814 /* In Windows, ShowOwnedPopups(TRUE) generates
2815 * WM_SHOWWINDOW messages with SW_PARENTOPENING,
2816 * regardless of the state of the owner
2818 SendMessageA(pWnd
->hwndSelf
, WM_SHOWWINDOW
, SW_SHOW
, SW_PARENTOPENING
);
2819 pWnd
->flags
&= ~WIN_NEEDS_SHOW_OWNEDPOPUP
;
2824 if (IsWindowVisible(pWnd
->hwndSelf
))
2826 /* In Windows, ShowOwnedPopups(FALSE) generates
2827 * WM_SHOWWINDOW messages with SW_PARENTCLOSING,
2828 * regardless of the state of the owner
2830 SendMessageA(pWnd
->hwndSelf
, WM_SHOWWINDOW
, SW_HIDE
, SW_PARENTCLOSING
);
2831 pWnd
->flags
|= WIN_NEEDS_SHOW_OWNEDPOPUP
;
2835 WIN_ReleaseWndPtr( pWnd
);
2837 HeapFree( GetProcessHeap(), 0, win_array
);
2842 /*******************************************************************
2843 * GetLastActivePopup (USER32.@)
2845 HWND WINAPI
GetLastActivePopup( HWND hwnd
)
2849 SERVER_START_REQ( get_window_info
)
2852 if (!wine_server_call_err( req
)) retval
= reply
->last_active
;
2859 /*******************************************************************
2862 * Build an array of all parents of a given window, starting with
2863 * the immediate parent. The array must be freed with HeapFree.
2864 * Returns NULL if window is a top-level window.
2866 HWND
*WIN_ListParents( HWND hwnd
)
2869 HWND current
, *list
;
2870 int pos
= 0, size
= 16, count
= 0;
2872 if (!(list
= HeapAlloc( GetProcessHeap(), 0, size
* sizeof(HWND
) ))) return NULL
;
2877 if (!(win
= WIN_GetPtr( current
))) goto empty
;
2878 if (win
== WND_OTHER_PROCESS
) break; /* need to do it the hard way */
2879 list
[pos
] = win
->parent
;
2880 WIN_ReleasePtr( win
);
2881 if (!(current
= list
[pos
]))
2883 if (!pos
) goto empty
;
2886 if (++pos
== size
- 1)
2888 /* need to grow the list */
2889 HWND
*new_list
= HeapReAlloc( GetProcessHeap(), 0, list
, (size
+16) * sizeof(HWND
) );
2890 if (!new_list
) goto empty
;
2896 /* at least one parent belongs to another process, have to query the server */
2901 SERVER_START_REQ( get_window_parents
)
2904 wine_server_set_reply( req
, list
, (size
-1) * sizeof(HWND
) );
2905 if (!wine_server_call( req
)) count
= reply
->count
;
2908 if (!count
) goto empty
;
2914 HeapFree( GetProcessHeap(), 0, list
);
2916 if (!(list
= HeapAlloc( GetProcessHeap(), 0, size
* sizeof(HWND
) ))) return NULL
;
2920 HeapFree( GetProcessHeap(), 0, list
);
2925 /*******************************************************************
2928 * Build an array of the children of a given window. The array must be
2929 * freed with HeapFree. Returns NULL when no windows are found.
2931 HWND
*WIN_ListChildren( HWND hwnd
)
2933 return list_window_children( hwnd
, 0, 0 );
2937 /*******************************************************************
2938 * EnumWindows (USER32.@)
2940 BOOL WINAPI
EnumWindows( WNDENUMPROC lpEnumFunc
, LPARAM lParam
)
2946 /* We have to build a list of all windows first, to avoid */
2947 /* unpleasant side-effects, for instance if the callback */
2948 /* function changes the Z-order of the windows. */
2950 if (!(list
= WIN_ListChildren( GetDesktopWindow() ))) return TRUE
;
2952 /* Now call the callback function for every window */
2954 iWndsLocks
= WIN_SuspendWndsLock();
2955 for (i
= 0; list
[i
]; i
++)
2957 /* Make sure that the window still exists */
2958 if (!IsWindow( list
[i
] )) continue;
2959 if (!(ret
= lpEnumFunc( list
[i
], lParam
))) break;
2961 WIN_RestoreWndsLock(iWndsLocks
);
2962 HeapFree( GetProcessHeap(), 0, list
);
2967 /**********************************************************************
2968 * EnumThreadWindows (USER32.@)
2970 BOOL WINAPI
EnumThreadWindows( DWORD id
, WNDENUMPROC func
, LPARAM lParam
)
2975 if (!(list
= list_window_children( GetDesktopWindow(), 0, id
))) return TRUE
;
2977 /* Now call the callback function for every window */
2979 iWndsLocks
= WIN_SuspendWndsLock();
2980 for (i
= 0; list
[i
]; i
++)
2981 if (!func( list
[i
], lParam
)) break;
2982 WIN_RestoreWndsLock(iWndsLocks
);
2983 HeapFree( GetProcessHeap(), 0, list
);
2988 /**********************************************************************
2989 * WIN_EnumChildWindows
2991 * Helper function for EnumChildWindows().
2993 static BOOL
WIN_EnumChildWindows( HWND
*list
, WNDENUMPROC func
, LPARAM lParam
)
2998 for ( ; *list
; list
++)
3000 /* Make sure that the window still exists */
3001 if (!IsWindow( *list
)) continue;
3002 /* skip owned windows */
3003 if (GetWindow( *list
, GW_OWNER
)) continue;
3004 /* Build children list first */
3005 childList
= WIN_ListChildren( *list
);
3007 ret
= func( *list
, lParam
);
3011 if (ret
) ret
= WIN_EnumChildWindows( childList
, func
, lParam
);
3012 HeapFree( GetProcessHeap(), 0, childList
);
3014 if (!ret
) return FALSE
;
3020 /**********************************************************************
3021 * EnumChildWindows (USER32.@)
3023 BOOL WINAPI
EnumChildWindows( HWND parent
, WNDENUMPROC func
, LPARAM lParam
)
3028 if (!(list
= WIN_ListChildren( parent
))) return FALSE
;
3029 iWndsLocks
= WIN_SuspendWndsLock();
3030 WIN_EnumChildWindows( list
, func
, lParam
);
3031 WIN_RestoreWndsLock(iWndsLocks
);
3032 HeapFree( GetProcessHeap(), 0, list
);
3037 /*******************************************************************
3038 * AnyPopup (USER.52)
3040 BOOL16 WINAPI
AnyPopup16(void)
3046 /*******************************************************************
3047 * AnyPopup (USER32.@)
3049 BOOL WINAPI
AnyPopup(void)
3053 HWND
*list
= WIN_ListChildren( GetDesktopWindow() );
3055 if (!list
) return FALSE
;
3056 for (i
= 0; list
[i
]; i
++)
3058 if (IsWindowVisible( list
[i
] ) && GetWindow( list
[i
], GW_OWNER
)) break;
3060 retvalue
= (list
[i
] != 0);
3061 HeapFree( GetProcessHeap(), 0, list
);
3066 /*******************************************************************
3067 * FlashWindow (USER32.@)
3069 BOOL WINAPI
FlashWindow( HWND hWnd
, BOOL bInvert
)
3071 WND
*wndPtr
= WIN_FindWndPtr(hWnd
);
3073 TRACE("%04x\n", hWnd
);
3075 if (!wndPtr
) return FALSE
;
3076 hWnd
= wndPtr
->hwndSelf
; /* make it a full handle */
3078 if (wndPtr
->dwStyle
& WS_MINIMIZE
)
3080 if (bInvert
&& !(wndPtr
->flags
& WIN_NCACTIVATED
))
3082 HDC hDC
= GetDC(hWnd
);
3084 if (!SendMessageW( hWnd
, WM_ERASEBKGND
, (WPARAM
)hDC
, 0 ))
3085 wndPtr
->flags
|= WIN_NEEDS_ERASEBKGND
;
3087 ReleaseDC( hWnd
, hDC
);
3088 wndPtr
->flags
|= WIN_NCACTIVATED
;
3092 RedrawWindow( hWnd
, 0, 0, RDW_INVALIDATE
| RDW_ERASE
| RDW_UPDATENOW
| RDW_FRAME
);
3093 wndPtr
->flags
&= ~WIN_NCACTIVATED
;
3095 WIN_ReleaseWndPtr(wndPtr
);
3101 if (bInvert
) wparam
= !(wndPtr
->flags
& WIN_NCACTIVATED
);
3102 else wparam
= (hWnd
== GetForegroundWindow());
3104 WIN_ReleaseWndPtr(wndPtr
);
3105 SendMessageW( hWnd
, WM_NCACTIVATE
, wparam
, (LPARAM
)0 );
3111 /*******************************************************************
3112 * GetWindowContextHelpId (USER32.@)
3114 DWORD WINAPI
GetWindowContextHelpId( HWND hwnd
)
3117 WND
*wnd
= WIN_FindWndPtr( hwnd
);
3119 retval
= wnd
->helpContext
;
3120 WIN_ReleaseWndPtr(wnd
);
3125 /*******************************************************************
3126 * SetWindowContextHelpId (USER32.@)
3128 BOOL WINAPI
SetWindowContextHelpId( HWND hwnd
, DWORD id
)
3130 WND
*wnd
= WIN_FindWndPtr( hwnd
);
3131 if (!wnd
) return FALSE
;
3132 wnd
->helpContext
= id
;
3133 WIN_ReleaseWndPtr(wnd
);
3138 /*******************************************************************
3139 * DRAG_QueryUpdate16
3141 * recursively find a child that contains spDragInfo->pt point
3142 * and send WM_QUERYDROPOBJECT
3144 static BOOL16
DRAG_QueryUpdate16( HWND hQueryWnd
, SEGPTR spDragInfo
)
3146 BOOL16 wParam
, bResult
= 0;
3148 LPDRAGINFO16 ptrDragInfo
= MapSL(spDragInfo
);
3151 if (!ptrDragInfo
) return FALSE
;
3153 CONV_POINT16TO32( &ptrDragInfo
->pt
, &pt
);
3155 GetWindowRect(hQueryWnd
,&tempRect
);
3157 if( !PtInRect(&tempRect
,pt
) || !IsWindowEnabled(hQueryWnd
)) return FALSE
;
3159 if (!IsIconic( hQueryWnd
))
3161 GetClientRect( hQueryWnd
, &tempRect
);
3162 MapWindowPoints( hQueryWnd
, 0, (LPPOINT
)&tempRect
, 2 );
3164 if (PtInRect( &tempRect
, pt
))
3167 HWND
*list
= WIN_ListChildren( hQueryWnd
);
3173 for (i
= 0; list
[i
]; i
++)
3175 if (GetWindowLongW( list
[i
], GWL_STYLE
) & WS_VISIBLE
)
3177 GetWindowRect( list
[i
], &tempRect
);
3178 if (PtInRect( &tempRect
, pt
)) break;
3183 if (IsWindowEnabled( list
[i
] ))
3184 bResult
= DRAG_QueryUpdate16( list
[i
], spDragInfo
);
3186 HeapFree( GetProcessHeap(), 0, list
);
3188 if(bResult
) return bResult
;
3194 ScreenToClient16(HWND_16(hQueryWnd
),&ptrDragInfo
->pt
);
3196 ptrDragInfo
->hScope
= HWND_16(hQueryWnd
);
3198 bResult
= SendMessage16( HWND_16(hQueryWnd
), WM_QUERYDROPOBJECT
, (WPARAM16
)wParam
, spDragInfo
);
3200 if( !bResult
) CONV_POINT32TO16( &pt
, &ptrDragInfo
->pt
);
3206 /*******************************************************************
3207 * DragDetect (USER32.@)
3209 BOOL WINAPI
DragDetect( HWND hWnd
, POINT pt
)
3214 rect
.left
= pt
.x
- wDragWidth
;
3215 rect
.right
= pt
.x
+ wDragWidth
;
3217 rect
.top
= pt
.y
- wDragHeight
;
3218 rect
.bottom
= pt
.y
+ wDragHeight
;
3224 while(PeekMessageA(&msg
,0 ,WM_MOUSEFIRST
,WM_MOUSELAST
,PM_REMOVE
))
3226 if( msg
.message
== WM_LBUTTONUP
)
3231 if( msg
.message
== WM_MOUSEMOVE
)
3234 tmp
.x
= LOWORD(msg
.lParam
);
3235 tmp
.y
= HIWORD(msg
.lParam
);
3236 if( !PtInRect( &rect
, tmp
))
3248 /******************************************************************************
3249 * DragObject (USER.464)
3251 DWORD WINAPI
DragObject16( HWND16 hwndScope
, HWND16 hWnd
, UINT16 wObj
,
3252 HANDLE16 hOfStruct
, WORD szList
, HCURSOR16 hCursor
)
3255 LPDRAGINFO16 lpDragInfo
;
3257 HCURSOR hOldCursor
=0, hBummer
=0;
3258 HGLOBAL16 hDragInfo
= GlobalAlloc16( GMEM_SHARE
| GMEM_ZEROINIT
, 2*sizeof(DRAGINFO16
));
3259 HCURSOR hCurrentCursor
= 0;
3260 HWND16 hCurrentWnd
= 0;
3262 lpDragInfo
= (LPDRAGINFO16
) GlobalLock16(hDragInfo
);
3263 spDragInfo
= K32WOWGlobalLock16(hDragInfo
);
3265 if( !lpDragInfo
|| !spDragInfo
) return 0L;
3267 if (!(hBummer
= LoadCursorA(0, MAKEINTRESOURCEA(OCR_NO
))))
3269 GlobalFree16(hDragInfo
);
3273 if(hCursor
) hOldCursor
= SetCursor(HCURSOR_32(hCursor
));
3275 lpDragInfo
->hWnd
= hWnd
;
3276 lpDragInfo
->hScope
= 0;
3277 lpDragInfo
->wFlags
= wObj
;
3278 lpDragInfo
->hList
= szList
; /* near pointer! */
3279 lpDragInfo
->hOfStruct
= hOfStruct
;
3282 SetCapture(WIN_Handle32(hWnd
));
3287 GetMessageW( &msg
, 0, WM_MOUSEFIRST
, WM_MOUSELAST
);
3289 *(lpDragInfo
+1) = *lpDragInfo
;
3291 lpDragInfo
->pt
.x
= msg
.pt
.x
;
3292 lpDragInfo
->pt
.y
= msg
.pt
.y
;
3294 /* update DRAGINFO struct */
3295 TRACE_(msg
)("lpDI->hScope = %04x\n",lpDragInfo
->hScope
);
3297 if( DRAG_QueryUpdate16(WIN_Handle32(hwndScope
), spDragInfo
) > 0 )
3298 hCurrentCursor
= HCURSOR_32(hCursor
);
3301 hCurrentCursor
= hBummer
;
3302 lpDragInfo
->hScope
= 0;
3304 if( hCurrentCursor
)
3305 SetCursor(hCurrentCursor
);
3307 /* send WM_DRAGLOOP */
3308 SendMessage16( hWnd
, WM_DRAGLOOP
, (WPARAM16
)(hCurrentCursor
!= hBummer
),
3309 (LPARAM
) spDragInfo
);
3310 /* send WM_DRAGSELECT or WM_DRAGMOVE */
3311 if( hCurrentWnd
!= lpDragInfo
->hScope
)
3314 SendMessage16( hCurrentWnd
, WM_DRAGSELECT
, 0,
3315 (LPARAM
)MAKELONG(LOWORD(spDragInfo
)+sizeof(DRAGINFO16
),
3316 HIWORD(spDragInfo
)) );
3317 hCurrentWnd
= lpDragInfo
->hScope
;
3319 SendMessage16( hCurrentWnd
, WM_DRAGSELECT
, 1, (LPARAM
)spDragInfo
);
3323 SendMessage16( hCurrentWnd
, WM_DRAGMOVE
, 0, (LPARAM
)spDragInfo
);
3325 } while( msg
.message
!= WM_LBUTTONUP
&& msg
.message
!= WM_NCLBUTTONUP
);
3328 ShowCursor( FALSE
);
3330 if( hCursor
) SetCursor(hOldCursor
);
3332 if( hCurrentCursor
!= hBummer
)
3333 msg
.lParam
= SendMessage16( lpDragInfo
->hScope
, WM_DROPOBJECT
,
3334 (WPARAM16
)hWnd
, (LPARAM
)spDragInfo
);
3337 GlobalFree16(hDragInfo
);
3339 return (DWORD
)(msg
.lParam
);
3343 /******************************************************************************
3344 * GetWindowModuleFileNameA (USER32.@)
3346 UINT WINAPI
GetWindowModuleFileNameA( HWND hwnd
, LPSTR lpszFileName
, UINT cchFileNameMax
)
3348 FIXME("GetWindowModuleFileNameA(hwnd 0x%x, lpszFileName %p, cchFileNameMax %u) stub!\n",
3349 hwnd
, lpszFileName
, cchFileNameMax
);
3353 /******************************************************************************
3354 * GetWindowModuleFileNameW (USER32.@)
3356 UINT WINAPI
GetWindowModuleFileNameW( HWND hwnd
, LPSTR lpszFileName
, UINT cchFileNameMax
)
3358 FIXME("GetWindowModuleFileNameW(hwnd 0x%x, lpszFileName %p, cchFileNameMax %u) stub!\n",
3359 hwnd
, lpszFileName
, cchFileNameMax
);
3363 /******************************************************************************
3364 * GetWindowInfo (USER32.@)
3367 * MS Documentation mentions that pwi->cbSize must be set to SIZEOF(WINDOWINFO)
3368 * this may be because this structure changed over time. If this is the
3369 * the case, then please: FIXME.
3370 * Using the structure described in MSDN for 98/ME/NT(4.0 SP3)/2000/XP.
3372 BOOL WINAPI
GetWindowInfo( HWND hwnd
, PWINDOWINFO pwi
)
3374 WND
*wndInfo
= NULL
;
3375 if (!pwi
) return FALSE
;
3376 if (pwi
->cbSize
!= sizeof(WINDOWINFO
))
3378 FIXME("windowinfo->cbSize != sizeof(WINDOWINFO). Please report\n");
3381 wndInfo
= WIN_GetPtr(hwnd
);
3382 if (!wndInfo
) return FALSE
;
3383 if (wndInfo
== WND_OTHER_PROCESS
)
3385 FIXME("window belong to other process\n");
3389 pwi
->rcWindow
= wndInfo
->rectWindow
;
3390 pwi
->rcClient
= wndInfo
->rectClient
;
3391 pwi
->dwStyle
= wndInfo
->dwStyle
;
3392 pwi
->dwExStyle
= wndInfo
->dwExStyle
;
3393 pwi
->dwWindowStatus
= ((GetActiveWindow() == hwnd
) ? WS_ACTIVECAPTION
: 0);
3394 /* if active WS_ACTIVECAPTION, else 0 */
3396 pwi
->cxWindowBorders
= ((wndInfo
->dwStyle
& WS_BORDER
) ?
3397 GetSystemMetrics(SM_CXBORDER
) : 0);
3398 pwi
->cyWindowBorders
= ((wndInfo
->dwStyle
& WS_BORDER
) ?
3399 GetSystemMetrics(SM_CYBORDER
) : 0);
3400 /* above two: I'm presuming that borders widths are the same
3401 * for each window - so long as its actually using a border.. */
3403 pwi
->atomWindowType
= GetClassLongA( hwnd
, GCW_ATOM
);
3404 pwi
->wCreatorVersion
= GetVersion();
3405 /* Docs say this should be the version that
3406 * CREATED the window. But eh?.. Isn't that just the
3407 * version we are running.. Unless ofcourse its some wacky
3408 * RPC stuff or something */
3410 WIN_ReleasePtr(wndInfo
);