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"
30 #include "wine/winbase16.h"
31 #include "wine/winuser16.h"
33 #include "wine/server.h"
34 #include "wine/unicode.h"
36 #include "user_private.h"
40 #include "wine/debug.h"
42 WINE_DEFAULT_DEBUG_CHANNEL(win
);
44 #define NB_USER_HANDLES ((LAST_USER_HANDLE - FIRST_USER_HANDLE + 1) >> 1)
45 #define USER_HANDLE_TO_INDEX(hwnd) ((LOWORD(hwnd) - FIRST_USER_HANDLE) >> 1)
47 /**********************************************************************/
50 static void *user_handles
[NB_USER_HANDLES
];
52 /***********************************************************************
53 * create_window_handle
55 * Create a window handle with the server.
57 static WND
*create_window_handle( HWND parent
, HWND owner
, ATOM atom
,
58 HINSTANCE instance
, WINDOWPROCTYPE type
)
62 struct tagCLASS
*class = NULL
;
63 user_handle_t handle
= 0;
66 /* if 16-bit instance, map to module handle */
67 if (instance
&& !HIWORD(instance
))
68 instance
= HINSTANCE_32(GetExePtr(HINSTANCE_16(instance
)));
70 SERVER_START_REQ( create_window
)
75 req
->instance
= instance
;
76 if (!wine_server_call_err( req
))
78 handle
= reply
->handle
;
79 extra_bytes
= reply
->extra
;
80 class = reply
->class_ptr
;
87 WARN( "error %ld creating window\n", GetLastError() );
91 if (!(win
= HeapAlloc( GetProcessHeap(), 0, sizeof(WND
) + extra_bytes
- sizeof(win
->wExtra
) )))
93 SERVER_START_REQ( destroy_window
)
96 wine_server_call( req
);
99 SetLastError( ERROR_NOT_ENOUGH_MEMORY
);
105 index
= USER_HANDLE_TO_INDEX(handle
);
106 assert( index
< NB_USER_HANDLES
);
107 user_handles
[index
] = win
;
108 win
->hwndSelf
= handle
;
109 win
->dwMagic
= WND_MAGIC
;
110 win
->cbWndExtra
= extra_bytes
;
111 memset( win
->wExtra
, 0, extra_bytes
);
112 CLASS_AddWindow( class, win
, type
);
117 /***********************************************************************
120 * Free a window handle.
122 static WND
*free_window_handle( HWND hwnd
)
125 WORD index
= USER_HANDLE_TO_INDEX(hwnd
);
127 if (index
>= NB_USER_HANDLES
) return NULL
;
129 if ((ptr
= user_handles
[index
]))
131 SERVER_START_REQ( destroy_window
)
134 if (!wine_server_call_err( req
))
136 user_handles
[index
] = NULL
;
145 HeapFree( GetProcessHeap(), 0, ptr
);
150 /*******************************************************************
151 * list_window_children
153 * Build an array of the children of a given window. The array must be
154 * freed with HeapFree. Returns NULL when no windows are found.
156 static HWND
*list_window_children( HWND hwnd
, ATOM atom
, DWORD tid
)
165 if (!(list
= HeapAlloc( GetProcessHeap(), 0, size
* sizeof(HWND
) ))) break;
167 SERVER_START_REQ( get_window_children
)
172 wine_server_set_reply( req
, list
, (size
-1) * sizeof(HWND
) );
173 if (!wine_server_call( req
)) count
= reply
->count
;
176 if (count
&& count
< size
)
181 HeapFree( GetProcessHeap(), 0, list
);
183 size
= count
+ 1; /* restart with a large enough buffer */
189 /*******************************************************************
190 * list_window_parents
192 * Build an array of all parents of a given window, starting with
193 * the immediate parent. The array must be freed with HeapFree.
194 * Returns NULL if window is a top-level window.
196 static HWND
*list_window_parents( HWND hwnd
)
200 int pos
= 0, size
= 16, count
= 0;
202 if (!(list
= HeapAlloc( GetProcessHeap(), 0, size
* sizeof(HWND
) ))) return NULL
;
207 if (!(win
= WIN_GetPtr( current
))) goto empty
;
208 if (win
== WND_OTHER_PROCESS
) break; /* need to do it the hard way */
209 if (win
== WND_DESKTOP
)
211 if (!pos
) goto empty
;
215 list
[pos
] = current
= win
->parent
;
216 WIN_ReleasePtr( win
);
217 if (++pos
== size
- 1)
219 /* need to grow the list */
220 HWND
*new_list
= HeapReAlloc( GetProcessHeap(), 0, list
, (size
+16) * sizeof(HWND
) );
221 if (!new_list
) goto empty
;
227 /* at least one parent belongs to another process, have to query the server */
232 SERVER_START_REQ( get_window_parents
)
235 wine_server_set_reply( req
, list
, (size
-1) * sizeof(HWND
) );
236 if (!wine_server_call( req
)) count
= reply
->count
;
239 if (!count
) goto empty
;
245 HeapFree( GetProcessHeap(), 0, list
);
247 if (!(list
= HeapAlloc( GetProcessHeap(), 0, size
* sizeof(HWND
) ))) return NULL
;
251 HeapFree( GetProcessHeap(), 0, list
);
256 /*******************************************************************
259 static void send_parent_notify( HWND hwnd
, UINT msg
)
261 if ((GetWindowLongW( hwnd
, GWL_STYLE
) & (WS_CHILD
| WS_POPUP
)) == WS_CHILD
&&
262 !(GetWindowLongW( hwnd
, GWL_EXSTYLE
) & WS_EX_NOPARENTNOTIFY
))
263 SendMessageW( GetParent(hwnd
), WM_PARENTNOTIFY
,
264 MAKEWPARAM( msg
, GetWindowLongPtrW( hwnd
, GWLP_ID
)), (LPARAM
)hwnd
);
268 /*******************************************************************
269 * get_server_window_text
271 * Retrieve the window text from the server.
273 static void get_server_window_text( HWND hwnd
, LPWSTR text
, INT count
)
277 SERVER_START_REQ( get_window_text
)
280 wine_server_set_reply( req
, text
, (count
- 1) * sizeof(WCHAR
) );
281 if (!wine_server_call_err( req
)) len
= wine_server_reply_size(reply
);
284 text
[len
/ sizeof(WCHAR
)] = 0;
288 /***********************************************************************
291 * Return a pointer to the WND structure if local to the process,
292 * or WND_OTHER_PROCESS if handle may be valid in other process.
293 * If ret value is a valid pointer, it must be released with WIN_ReleasePtr.
295 WND
*WIN_GetPtr( HWND hwnd
)
298 WORD index
= USER_HANDLE_TO_INDEX(hwnd
);
300 if (index
>= NB_USER_HANDLES
) return NULL
;
303 if ((ptr
= user_handles
[index
]))
305 if (ptr
->dwMagic
== WND_MAGIC
&&
306 (hwnd
== ptr
->hwndSelf
|| !HIWORD(hwnd
) || HIWORD(hwnd
) == 0xffff))
310 else if (index
== USER_HANDLE_TO_INDEX(GetDesktopWindow()))
312 if (hwnd
== GetDesktopWindow() || !HIWORD(hwnd
) || HIWORD(hwnd
) == 0xffff) ptr
= WND_DESKTOP
;
315 else ptr
= WND_OTHER_PROCESS
;
321 /***********************************************************************
322 * WIN_IsCurrentProcess
324 * Check whether a given window belongs to the current process (and return the full handle).
326 HWND
WIN_IsCurrentProcess( HWND hwnd
)
331 if (!(ptr
= WIN_GetPtr( hwnd
)) || ptr
== WND_OTHER_PROCESS
|| ptr
== WND_DESKTOP
) return 0;
333 WIN_ReleasePtr( ptr
);
338 /***********************************************************************
339 * WIN_IsCurrentThread
341 * Check whether a given window belongs to the current thread (and return the full handle).
343 HWND
WIN_IsCurrentThread( HWND hwnd
)
348 if (!(ptr
= WIN_GetPtr( hwnd
)) || ptr
== WND_OTHER_PROCESS
|| ptr
== WND_DESKTOP
) return 0;
349 if (ptr
->tid
== GetCurrentThreadId()) ret
= ptr
->hwndSelf
;
350 WIN_ReleasePtr( ptr
);
355 /***********************************************************************
358 * Convert a 16-bit window handle to a full 32-bit handle.
360 HWND
WIN_Handle32( HWND16 hwnd16
)
363 HWND hwnd
= (HWND
)(ULONG_PTR
)hwnd16
;
365 if (hwnd16
<= 1 || hwnd16
== 0xffff) return hwnd
;
366 /* do sign extension for -2 and -3 */
367 if (hwnd16
>= (HWND16
)-3) return (HWND
)(LONG_PTR
)(INT16
)hwnd16
;
369 if (!(ptr
= WIN_GetPtr( hwnd
))) return hwnd
;
371 if (ptr
== WND_DESKTOP
) return GetDesktopWindow();
373 if (ptr
!= WND_OTHER_PROCESS
)
375 hwnd
= ptr
->hwndSelf
;
376 WIN_ReleasePtr( ptr
);
378 else /* may belong to another process */
380 SERVER_START_REQ( get_window_info
)
383 if (!wine_server_call_err( req
)) hwnd
= reply
->full_handle
;
391 /***********************************************************************
394 * Change the owner of a window.
396 HWND
WIN_SetOwner( HWND hwnd
, HWND owner
)
398 WND
*win
= WIN_GetPtr( hwnd
);
401 if (!win
|| win
== WND_DESKTOP
) return 0;
402 if (win
== WND_OTHER_PROCESS
)
404 if (IsWindow(hwnd
)) ERR( "cannot set owner %p on other process window %p\n", owner
, hwnd
);
407 SERVER_START_REQ( set_window_owner
)
411 if (!wine_server_call( req
))
413 win
->owner
= reply
->full_owner
;
414 ret
= reply
->prev_owner
;
418 WIN_ReleasePtr( win
);
423 /***********************************************************************
426 * Change the style of a window.
428 ULONG
WIN_SetStyle( HWND hwnd
, ULONG set_bits
, ULONG clear_bits
)
431 ULONG new_style
, old_style
= 0;
432 WND
*win
= WIN_GetPtr( hwnd
);
434 if (!win
|| win
== WND_DESKTOP
) return 0;
435 if (win
== WND_OTHER_PROCESS
)
438 ERR( "cannot set style %lx/%lx on other process window %p\n",
439 set_bits
, clear_bits
, hwnd
);
442 new_style
= (win
->dwStyle
| set_bits
) & ~clear_bits
;
443 if (new_style
== win
->dwStyle
)
445 WIN_ReleasePtr( win
);
448 SERVER_START_REQ( set_window_info
)
451 req
->flags
= SET_WIN_STYLE
;
452 req
->style
= new_style
;
453 req
->extra_offset
= -1;
454 if ((ok
= !wine_server_call( req
)))
456 old_style
= reply
->old_style
;
457 win
->dwStyle
= new_style
;
461 WIN_ReleasePtr( win
);
462 if (ok
) USER_Driver
->pSetWindowStyle( hwnd
, old_style
);
467 /***********************************************************************
470 * Get the window and client rectangles.
472 BOOL
WIN_GetRectangles( HWND hwnd
, RECT
*rectWindow
, RECT
*rectClient
)
474 WND
*win
= WIN_GetPtr( hwnd
);
477 if (!win
) return FALSE
;
478 if (win
== WND_DESKTOP
)
481 rect
.left
= rect
.top
= 0;
482 rect
.right
= GetSystemMetrics(SM_CXSCREEN
);
483 rect
.bottom
= GetSystemMetrics(SM_CYSCREEN
);
484 if (rectWindow
) *rectWindow
= rect
;
485 if (rectClient
) *rectClient
= rect
;
487 else if (win
== WND_OTHER_PROCESS
)
489 SERVER_START_REQ( get_window_rectangles
)
492 if ((ret
= !wine_server_call( req
)))
496 rectWindow
->left
= reply
->window
.left
;
497 rectWindow
->top
= reply
->window
.top
;
498 rectWindow
->right
= reply
->window
.right
;
499 rectWindow
->bottom
= reply
->window
.bottom
;
503 rectClient
->left
= reply
->client
.left
;
504 rectClient
->top
= reply
->client
.top
;
505 rectClient
->right
= reply
->client
.right
;
506 rectClient
->bottom
= reply
->client
.bottom
;
514 if (rectWindow
) *rectWindow
= win
->rectWindow
;
515 if (rectClient
) *rectClient
= win
->rectClient
;
516 WIN_ReleasePtr( win
);
522 /***********************************************************************
525 * Destroy storage associated to a window. "Internals" p.358
527 LRESULT
WIN_DestroyWindow( HWND hwnd
)
531 HMENU menu
= 0, sys_menu
;
533 TRACE("%p\n", hwnd
);
535 /* free child windows */
536 if ((list
= WIN_ListChildren( hwnd
)))
539 for (i
= 0; list
[i
]; i
++)
541 if (WIN_IsCurrentThread( list
[i
] )) WIN_DestroyWindow( list
[i
] );
542 else SendMessageW( list
[i
], WM_WINE_DESTROYWINDOW
, 0, 0 );
544 HeapFree( GetProcessHeap(), 0, list
);
547 /* Unlink now so we won't bother with the children later on */
548 SERVER_START_REQ( set_parent
)
552 wine_server_call( req
);
557 * Send the WM_NCDESTROY to the window being destroyed.
559 SendMessageW( hwnd
, WM_NCDESTROY
, 0, 0 );
561 /* FIXME: do we need to fake QS_MOUSEMOVE wakebit? */
563 WINPOS_CheckInternalPos( hwnd
);
565 /* free resources associated with the window */
567 if (!(wndPtr
= WIN_GetPtr( hwnd
)) || wndPtr
== WND_OTHER_PROCESS
) return 0;
568 if (!(wndPtr
->dwStyle
& WS_CHILD
)) menu
= (HMENU
)wndPtr
->wIDmenu
;
569 sys_menu
= wndPtr
->hSysMenu
;
570 WIN_ReleasePtr( wndPtr
);
572 if (menu
) DestroyMenu( menu
);
573 if (sys_menu
) DestroyMenu( sys_menu
);
575 USER_Driver
->pDestroyWindow( hwnd
);
577 free_window_handle( hwnd
);
581 /***********************************************************************
582 * WIN_DestroyThreadWindows
584 * Destroy all children of 'wnd' owned by the current thread.
585 * Return TRUE if something was done.
587 void WIN_DestroyThreadWindows( HWND hwnd
)
592 if (!(list
= WIN_ListChildren( hwnd
))) return;
593 for (i
= 0; list
[i
]; i
++)
595 if (WIN_IsCurrentThread( list
[i
] ))
596 DestroyWindow( list
[i
] );
598 WIN_DestroyThreadWindows( list
[i
] );
600 HeapFree( GetProcessHeap(), 0, list
);
604 /***********************************************************************
607 * Fix the coordinates - Helper for WIN_CreateWindowEx.
608 * returns default show mode in sw.
609 * Note: the feature presented as undocumented *is* in the MSDN since 1993.
611 static void WIN_FixCoordinates( CREATESTRUCTA
*cs
, INT
*sw
)
615 if (cs
->dwExStyle
& WS_EX_MDICHILD
)
619 MDI_CalcDefaultChildPos(cs
->hwndParent
, -1, pos
, 0, &id
);
620 if (!(cs
->style
& WS_POPUP
)) cs
->hMenu
= (HMENU
)id
;
622 TRACE("MDI child id %04x\n", id
);
625 if (cs
->x
== CW_USEDEFAULT
|| cs
->x
== CW_USEDEFAULT16
||
626 cs
->cx
== CW_USEDEFAULT
|| cs
->cx
== CW_USEDEFAULT16
)
628 if (cs
->style
& (WS_CHILD
| WS_POPUP
))
630 if (cs
->dwExStyle
& WS_EX_MDICHILD
)
632 if (cs
->x
== CW_USEDEFAULT
|| cs
->x
== CW_USEDEFAULT16
)
637 if (cs
->cx
== CW_USEDEFAULT
|| cs
->cx
== CW_USEDEFAULT16
|| !cs
->cx
)
639 if (cs
->cy
== CW_USEDEFAULT
|| cs
->cy
== CW_USEDEFAULT16
|| !cs
->cy
)
644 if (cs
->x
== CW_USEDEFAULT
|| cs
->x
== CW_USEDEFAULT16
)
646 if (cs
->cx
== CW_USEDEFAULT
|| cs
->cx
== CW_USEDEFAULT16
)
650 else /* overlapped window */
654 GetStartupInfoW( &info
);
656 if (cs
->x
== CW_USEDEFAULT
|| cs
->x
== CW_USEDEFAULT16
)
658 /* Never believe Microsoft's documentation... CreateWindowEx doc says
659 * that if an overlapped window is created with WS_VISIBLE style bit
660 * set and the x parameter is set to CW_USEDEFAULT, the system ignores
661 * the y parameter. However, disassembling NT implementation (WIN32K.SYS)
664 * 1) not only it checks for CW_USEDEFAULT but also for CW_USEDEFAULT16
665 * 2) it does not ignore the y parameter as the docs claim; instead, it
666 * uses it as second parameter to ShowWindow() unless y is either
667 * CW_USEDEFAULT or CW_USEDEFAULT16.
669 * The fact that we didn't do 2) caused bogus windows pop up when wine
670 * was running apps that were using this obscure feature. Example -
671 * calc.exe that comes with Win98 (only Win98, it's different from
672 * the one that comes with Win95 and NT)
674 if (cs
->y
!= CW_USEDEFAULT
&& cs
->y
!= CW_USEDEFAULT16
) *sw
= cs
->y
;
675 cs
->x
= (info
.dwFlags
& STARTF_USEPOSITION
) ? info
.dwX
: 0;
676 cs
->y
= (info
.dwFlags
& STARTF_USEPOSITION
) ? info
.dwY
: 0;
679 if (cs
->cx
== CW_USEDEFAULT
|| cs
->cx
== CW_USEDEFAULT16
)
681 if (info
.dwFlags
& STARTF_USESIZE
)
683 cs
->cx
= info
.dwXSize
;
684 cs
->cy
= info
.dwYSize
;
686 else /* if no other hint from the app, pick 3/4 of the screen real estate */
689 SystemParametersInfoW( SPI_GETWORKAREA
, 0, &r
, 0);
690 cs
->cx
= (((r
.right
- r
.left
) * 3) / 4) - cs
->x
;
691 cs
->cy
= (((r
.bottom
- r
.top
) * 3) / 4) - cs
->y
;
694 /* Handle case where only the cy values is set to default */
695 else if (cs
->cy
== CW_USEDEFAULT
|| cs
->cy
== CW_USEDEFAULT16
)
698 SystemParametersInfoW( SPI_GETWORKAREA
, 0, &r
, 0);
699 cs
->cy
= (((r
.bottom
- r
.top
) * 3) / 4) - cs
->y
;
705 /* neither x nor cx are default. Check the y values .
706 * In the trace we see Outlook and Outlook Express using
707 * cy set to CW_USEDEFAULT when opening the address book.
709 if (cs
->cy
== CW_USEDEFAULT
|| cs
->cy
== CW_USEDEFAULT16
) {
711 FIXME("Strange use of CW_USEDEFAULT in nHeight\n");
712 SystemParametersInfoW( SPI_GETWORKAREA
, 0, &r
, 0);
713 cs
->cy
= (((r
.bottom
- r
.top
) * 3) / 4) - cs
->y
;
718 /***********************************************************************
721 static void dump_window_styles( DWORD style
, DWORD exstyle
)
724 if(style
& WS_POPUP
) TRACE(" WS_POPUP");
725 if(style
& WS_CHILD
) TRACE(" WS_CHILD");
726 if(style
& WS_MINIMIZE
) TRACE(" WS_MINIMIZE");
727 if(style
& WS_VISIBLE
) TRACE(" WS_VISIBLE");
728 if(style
& WS_DISABLED
) TRACE(" WS_DISABLED");
729 if(style
& WS_CLIPSIBLINGS
) TRACE(" WS_CLIPSIBLINGS");
730 if(style
& WS_CLIPCHILDREN
) TRACE(" WS_CLIPCHILDREN");
731 if(style
& WS_MAXIMIZE
) TRACE(" WS_MAXIMIZE");
732 if((style
& WS_CAPTION
) == WS_CAPTION
) TRACE(" WS_CAPTION");
735 if(style
& WS_BORDER
) TRACE(" WS_BORDER");
736 if(style
& WS_DLGFRAME
) TRACE(" WS_DLGFRAME");
738 if(style
& WS_VSCROLL
) TRACE(" WS_VSCROLL");
739 if(style
& WS_HSCROLL
) TRACE(" WS_HSCROLL");
740 if(style
& WS_SYSMENU
) TRACE(" WS_SYSMENU");
741 if(style
& WS_THICKFRAME
) TRACE(" WS_THICKFRAME");
742 if (style
& WS_CHILD
)
744 if(style
& WS_GROUP
) TRACE(" WS_GROUP");
745 if(style
& WS_TABSTOP
) TRACE(" WS_TABSTOP");
749 if(style
& WS_MINIMIZEBOX
) TRACE(" WS_MINIMIZEBOX");
750 if(style
& WS_MAXIMIZEBOX
) TRACE(" WS_MAXIMIZEBOX");
753 /* FIXME: Add dumping of BS_/ES_/SBS_/LBS_/CBS_/DS_/etc. styles */
754 #define DUMPED_STYLES \
774 if(style
& ~DUMPED_STYLES
) TRACE(" %08lx", style
& ~DUMPED_STYLES
);
779 if(exstyle
& WS_EX_DLGMODALFRAME
) TRACE(" WS_EX_DLGMODALFRAME");
780 if(exstyle
& WS_EX_DRAGDETECT
) TRACE(" WS_EX_DRAGDETECT");
781 if(exstyle
& WS_EX_NOPARENTNOTIFY
) TRACE(" WS_EX_NOPARENTNOTIFY");
782 if(exstyle
& WS_EX_TOPMOST
) TRACE(" WS_EX_TOPMOST");
783 if(exstyle
& WS_EX_ACCEPTFILES
) TRACE(" WS_EX_ACCEPTFILES");
784 if(exstyle
& WS_EX_TRANSPARENT
) TRACE(" WS_EX_TRANSPARENT");
785 if(exstyle
& WS_EX_MDICHILD
) TRACE(" WS_EX_MDICHILD");
786 if(exstyle
& WS_EX_TOOLWINDOW
) TRACE(" WS_EX_TOOLWINDOW");
787 if(exstyle
& WS_EX_WINDOWEDGE
) TRACE(" WS_EX_WINDOWEDGE");
788 if(exstyle
& WS_EX_CLIENTEDGE
) TRACE(" WS_EX_CLIENTEDGE");
789 if(exstyle
& WS_EX_CONTEXTHELP
) TRACE(" WS_EX_CONTEXTHELP");
790 if(exstyle
& WS_EX_RIGHT
) TRACE(" WS_EX_RIGHT");
791 if(exstyle
& WS_EX_RTLREADING
) TRACE(" WS_EX_RTLREADING");
792 if(exstyle
& WS_EX_LEFTSCROLLBAR
) TRACE(" WS_EX_LEFTSCROLLBAR");
793 if(exstyle
& WS_EX_CONTROLPARENT
) TRACE(" WS_EX_CONTROLPARENT");
794 if(exstyle
& WS_EX_STATICEDGE
) TRACE(" WS_EX_STATICEDGE");
795 if(exstyle
& WS_EX_APPWINDOW
) TRACE(" WS_EX_APPWINDOW");
796 if(exstyle
& WS_EX_LAYERED
) TRACE(" WS_EX_LAYERED");
798 #define DUMPED_EX_STYLES \
799 (WS_EX_DLGMODALFRAME | \
801 WS_EX_NOPARENTNOTIFY | \
803 WS_EX_ACCEPTFILES | \
804 WS_EX_TRANSPARENT | \
809 WS_EX_CONTEXTHELP | \
812 WS_EX_LEFTSCROLLBAR | \
813 WS_EX_CONTROLPARENT | \
818 if(exstyle
& ~DUMPED_EX_STYLES
) TRACE(" %08lx", exstyle
& ~DUMPED_EX_STYLES
);
820 #undef DUMPED_EX_STYLES
824 /***********************************************************************
827 * Implementation of CreateWindowEx().
829 static HWND
WIN_CreateWindowEx( CREATESTRUCTA
*cs
, ATOM classAtom
,
830 WINDOWPROCTYPE type
)
834 HWND hwnd
, parent
, owner
, top_child
= 0;
835 BOOL unicode
= (type
== WIN_PROC_32W
);
836 MDICREATESTRUCTA mdi_cs
;
838 TRACE("%s %s ex=%08lx style=%08lx %d,%d %dx%d parent=%p menu=%p inst=%p params=%p\n",
839 (type
== WIN_PROC_32W
) ? debugstr_w((LPCWSTR
)cs
->lpszName
) : debugstr_a(cs
->lpszName
),
840 (type
== WIN_PROC_32W
) ? debugstr_w((LPCWSTR
)cs
->lpszClass
) : debugstr_a(cs
->lpszClass
),
841 cs
->dwExStyle
, cs
->style
, cs
->x
, cs
->y
, cs
->cx
, cs
->cy
,
842 cs
->hwndParent
, cs
->hMenu
, cs
->hInstance
, cs
->lpCreateParams
);
844 if(TRACE_ON(win
)) dump_window_styles( cs
->style
, cs
->dwExStyle
);
846 TRACE("winproc type is %d (%s)\n", type
, (type
== WIN_PROC_16
) ? "WIN_PROC_16" :
847 ((type
== WIN_PROC_32A
) ? "WIN_PROC_32A" : "WIN_PROC_32W") );
849 /* Fix the styles for MDI children */
850 if (cs
->dwExStyle
& WS_EX_MDICHILD
)
854 wndPtr
= WIN_GetPtr(cs
->hwndParent
);
855 if (wndPtr
&& wndPtr
!= WND_OTHER_PROCESS
&& wndPtr
!= WND_DESKTOP
)
857 flags
= wndPtr
->flags
;
858 WIN_ReleasePtr(wndPtr
);
861 if (!(flags
& WIN_ISMDICLIENT
))
863 WARN("WS_EX_MDICHILD, but parent %p is not MDIClient\n", cs
->hwndParent
);
867 /* cs->lpCreateParams of WM_[NC]CREATE is different for MDI children.
868 * MDICREATESTRUCT members have the originally passed values.
870 * Note: we rely on the fact that MDICREATESTRUCTA and MDICREATESTRUCTW
871 * have the same layout.
873 mdi_cs
.szClass
= cs
->lpszClass
;
874 mdi_cs
.szTitle
= cs
->lpszName
;
875 mdi_cs
.hOwner
= cs
->hInstance
;
880 mdi_cs
.style
= cs
->style
;
881 mdi_cs
.lParam
= (LPARAM
)cs
->lpCreateParams
;
883 cs
->lpCreateParams
= (LPVOID
)&mdi_cs
;
885 if (GetWindowLongW(cs
->hwndParent
, GWL_STYLE
) & MDIS_ALLCHILDSTYLES
)
887 if (cs
->style
& WS_POPUP
)
889 TRACE("WS_POPUP with MDIS_ALLCHILDSTYLES is not allowed\n");
892 cs
->style
|= WS_CHILD
| WS_CLIPSIBLINGS
;
896 cs
->style
&= ~WS_POPUP
;
897 cs
->style
|= WS_CHILD
| WS_VISIBLE
| WS_CLIPSIBLINGS
| WS_CAPTION
|
898 WS_SYSMENU
| WS_THICKFRAME
| WS_MINIMIZEBOX
| WS_MAXIMIZEBOX
;
901 top_child
= GetWindow(cs
->hwndParent
, GW_CHILD
);
905 /* Restore current maximized child */
906 if((cs
->style
& WS_VISIBLE
) && IsZoomed(top_child
))
908 TRACE("Restoring current maximized child %p\n", top_child
);
909 SendMessageW( top_child
, WM_SETREDRAW
, FALSE
, 0 );
910 ShowWindow(top_child
, SW_RESTORE
);
911 SendMessageW( top_child
, WM_SETREDRAW
, TRUE
, 0 );
916 /* Find the parent window */
918 parent
= GetDesktopWindow();
921 if (cs
->hwndParent
== HWND_MESSAGE
)
923 /* native ole32.OleInitialize uses HWND_MESSAGE to create the
924 * message window (style: WS_POPUP|WS_DISABLED)
926 FIXME("Parent is HWND_MESSAGE\n");
928 else if (cs
->hwndParent
)
930 /* Make sure parent is valid */
931 if (!IsWindow( cs
->hwndParent
))
933 WARN("Bad parent %p\n", cs
->hwndParent
);
936 if ((cs
->style
& (WS_CHILD
|WS_POPUP
)) == WS_CHILD
)
937 parent
= WIN_GetFullHandle(cs
->hwndParent
);
939 owner
= GetAncestor( cs
->hwndParent
, GA_ROOT
);
941 else if ((cs
->style
& (WS_CHILD
|WS_POPUP
)) == WS_CHILD
)
943 WARN("No parent for child window\n" );
944 return 0; /* WS_CHILD needs a parent, but WS_POPUP doesn't */
947 WIN_FixCoordinates(cs
, &sw
); /* fix default coordinates */
949 if ((cs
->dwExStyle
& WS_EX_DLGMODALFRAME
) ||
950 ((!(cs
->dwExStyle
& WS_EX_STATICEDGE
)) &&
951 (cs
->style
& (WS_DLGFRAME
| WS_THICKFRAME
))))
952 cs
->dwExStyle
|= WS_EX_WINDOWEDGE
;
954 cs
->dwExStyle
&= ~WS_EX_WINDOWEDGE
;
956 /* Create the window structure */
958 if (!(wndPtr
= create_window_handle( parent
, owner
, classAtom
, cs
->hInstance
, type
)))
960 TRACE("out of memory\n" );
963 hwnd
= wndPtr
->hwndSelf
;
965 /* Fill the window structure */
967 wndPtr
->tid
= GetCurrentThreadId();
968 wndPtr
->owner
= owner
;
969 wndPtr
->parent
= parent
;
970 wndPtr
->hInstance
= cs
->hInstance
;
972 wndPtr
->dwStyle
= cs
->style
& ~WS_VISIBLE
;
973 wndPtr
->dwExStyle
= cs
->dwExStyle
;
975 wndPtr
->helpContext
= 0;
976 wndPtr
->flags
= (type
== WIN_PROC_16
) ? 0 : WIN_ISWIN32
;
977 wndPtr
->pVScroll
= NULL
;
978 wndPtr
->pHScroll
= NULL
;
979 wndPtr
->userdata
= 0;
981 wndPtr
->hIconSmall
= 0;
982 wndPtr
->hSysMenu
= 0;
984 if (wndPtr
->dwStyle
& WS_SYSMENU
) SetSystemMenu( hwnd
, 0 );
987 * Correct the window styles.
989 * It affects only the style loaded into the WIN structure.
992 if (!(wndPtr
->dwStyle
& WS_CHILD
))
994 wndPtr
->dwStyle
|= WS_CLIPSIBLINGS
;
995 if (!(wndPtr
->dwStyle
& WS_POPUP
))
996 wndPtr
->dwStyle
|= WS_CAPTION
;
1000 * WS_EX_WINDOWEDGE appears to be enforced based on the other styles, so
1001 * why does the user get to set it?
1004 if ((wndPtr
->dwExStyle
& WS_EX_DLGMODALFRAME
) ||
1005 (wndPtr
->dwStyle
& (WS_DLGFRAME
| WS_THICKFRAME
)))
1006 wndPtr
->dwExStyle
|= WS_EX_WINDOWEDGE
;
1008 wndPtr
->dwExStyle
&= ~WS_EX_WINDOWEDGE
;
1010 if (!(wndPtr
->dwStyle
& (WS_CHILD
| WS_POPUP
)))
1011 wndPtr
->flags
|= WIN_NEED_SIZE
;
1013 SERVER_START_REQ( set_window_info
)
1016 req
->flags
= SET_WIN_STYLE
| SET_WIN_EXSTYLE
| SET_WIN_INSTANCE
| SET_WIN_UNICODE
;
1017 req
->style
= wndPtr
->dwStyle
;
1018 req
->ex_style
= wndPtr
->dwExStyle
;
1019 req
->instance
= (void *)wndPtr
->hInstance
;
1020 req
->is_unicode
= (type
== WIN_PROC_32W
);
1021 req
->extra_offset
= -1;
1022 wine_server_call( req
);
1026 /* Set the window menu */
1028 if (((wndPtr
->dwStyle
& (WS_CAPTION
|WS_CHILD
)) == WS_CAPTION
) ||
1029 (wndPtr
->dwExStyle
& WS_EX_APPWINDOW
))
1033 if (!MENU_SetMenu(hwnd
, cs
->hMenu
))
1035 WIN_ReleasePtr( wndPtr
);
1036 free_window_handle( hwnd
);
1042 LPCSTR menuName
= (LPCSTR
)GetClassLongPtrA( hwnd
, GCLP_MENUNAME
);
1045 if (!cs
->hInstance
|| HIWORD(cs
->hInstance
))
1046 cs
->hMenu
= LoadMenuA(cs
->hInstance
,menuName
);
1048 cs
->hMenu
= HMENU_32(LoadMenu16(HINSTANCE_16(cs
->hInstance
),menuName
));
1050 if (cs
->hMenu
) MENU_SetMenu( hwnd
, cs
->hMenu
);
1054 else SetWindowLongPtrW( hwnd
, GWLP_ID
, (ULONG_PTR
)cs
->hMenu
);
1055 WIN_ReleasePtr( wndPtr
);
1057 if (!USER_Driver
->pCreateWindow( hwnd
, cs
, unicode
))
1059 WIN_DestroyWindow( hwnd
);
1063 /* Notify the parent window only */
1065 send_parent_notify( hwnd
, WM_CREATE
);
1066 if (!IsWindow( hwnd
)) return 0;
1068 if (cs
->style
& WS_VISIBLE
)
1070 if (cs
->style
& WS_MAXIMIZE
)
1072 else if (cs
->style
& WS_MINIMIZE
)
1073 sw
= SW_SHOWMINIMIZED
;
1075 ShowWindow( hwnd
, sw
);
1076 if (cs
->dwExStyle
& WS_EX_MDICHILD
)
1078 SendMessageW(cs
->hwndParent
, WM_MDIREFRESHMENU
, 0, 0);
1079 /* ShowWindow won't activate child windows */
1080 SetWindowPos( hwnd
, HWND_TOP
, 0, 0, 0, 0, SWP_SHOWWINDOW
| SWP_NOMOVE
| SWP_NOSIZE
);
1084 /* Call WH_SHELL hook */
1086 if (!(GetWindowLongW( hwnd
, GWL_STYLE
) & WS_CHILD
) && !GetWindow( hwnd
, GW_OWNER
))
1087 HOOK_CallHooks( WH_SHELL
, HSHELL_WINDOWCREATED
, (WPARAM
)hwnd
, 0, TRUE
);
1089 TRACE("created window %p\n", hwnd
);
1094 /***********************************************************************
1095 * CreateWindow (USER.41)
1097 HWND16 WINAPI
CreateWindow16( LPCSTR className
, LPCSTR windowName
,
1098 DWORD style
, INT16 x
, INT16 y
, INT16 width
,
1099 INT16 height
, HWND16 parent
, HMENU16 menu
,
1100 HINSTANCE16 instance
, LPVOID data
)
1102 return CreateWindowEx16( 0, className
, windowName
, style
,
1103 x
, y
, width
, height
, parent
, menu
, instance
, data
);
1107 /***********************************************************************
1108 * CreateWindowEx (USER.452)
1110 HWND16 WINAPI
CreateWindowEx16( DWORD exStyle
, LPCSTR className
,
1111 LPCSTR windowName
, DWORD style
, INT16 x
,
1112 INT16 y
, INT16 width
, INT16 height
,
1113 HWND16 parent
, HMENU16 menu
,
1114 HINSTANCE16 instance
, LPVOID data
)
1120 /* Find the class atom */
1122 if (HIWORD(className
))
1124 if (!(classAtom
= GlobalFindAtomA( className
)))
1126 ERR( "bad class name %s\n", debugstr_a(className
) );
1132 classAtom
= LOWORD(className
);
1133 if (!GlobalGetAtomNameA( classAtom
, buffer
, sizeof(buffer
) ))
1135 ERR( "bad atom %x\n", classAtom
);
1141 /* Fix the coordinates */
1143 cs
.x
= (x
== CW_USEDEFAULT16
) ? CW_USEDEFAULT
: (INT
)x
;
1144 cs
.y
= (y
== CW_USEDEFAULT16
) ? CW_USEDEFAULT
: (INT
)y
;
1145 cs
.cx
= (width
== CW_USEDEFAULT16
) ? CW_USEDEFAULT
: (INT
)width
;
1146 cs
.cy
= (height
== CW_USEDEFAULT16
) ? CW_USEDEFAULT
: (INT
)height
;
1148 /* Create the window */
1150 cs
.lpCreateParams
= data
;
1151 cs
.hInstance
= HINSTANCE_32(instance
);
1152 cs
.hMenu
= HMENU_32(menu
);
1153 cs
.hwndParent
= WIN_Handle32( parent
);
1155 cs
.lpszName
= windowName
;
1156 cs
.lpszClass
= className
;
1157 cs
.dwExStyle
= exStyle
;
1159 return HWND_16( WIN_CreateWindowEx( &cs
, classAtom
, WIN_PROC_16
));
1163 /***********************************************************************
1164 * CreateWindowExA (USER32.@)
1166 HWND WINAPI
CreateWindowExA( DWORD exStyle
, LPCSTR className
,
1167 LPCSTR windowName
, DWORD style
, INT x
,
1168 INT y
, INT width
, INT height
,
1169 HWND parent
, HMENU menu
,
1170 HINSTANCE instance
, LPVOID data
)
1176 /* Find the class atom */
1178 if (HIWORD(className
))
1180 if (!(classAtom
= GlobalFindAtomA( className
)))
1182 ERR( "bad class name %s\n", debugstr_a(className
) );
1188 classAtom
= LOWORD(className
);
1189 if (!GlobalGetAtomNameA( classAtom
, buffer
, sizeof(buffer
) ))
1191 ERR( "bad atom %x\n", classAtom
);
1197 /* Create the window */
1199 cs
.lpCreateParams
= data
;
1200 cs
.hInstance
= instance
;
1202 cs
.hwndParent
= parent
;
1208 cs
.lpszName
= windowName
;
1209 cs
.lpszClass
= className
;
1210 cs
.dwExStyle
= exStyle
;
1212 return WIN_CreateWindowEx( &cs
, classAtom
, WIN_PROC_32A
);
1216 /***********************************************************************
1217 * CreateWindowExW (USER32.@)
1219 HWND WINAPI
CreateWindowExW( DWORD exStyle
, LPCWSTR className
,
1220 LPCWSTR windowName
, DWORD style
, INT x
,
1221 INT y
, INT width
, INT height
,
1222 HWND parent
, HMENU menu
,
1223 HINSTANCE instance
, LPVOID data
)
1229 /* Find the class atom */
1231 if (HIWORD(className
))
1233 if (!(classAtom
= GlobalFindAtomW( className
)))
1235 ERR( "bad class name %s\n", debugstr_w(className
) );
1241 classAtom
= LOWORD(className
);
1242 if (!GlobalGetAtomNameW( classAtom
, buffer
, sizeof(buffer
)/sizeof(WCHAR
) ))
1244 ERR( "bad atom %x\n", classAtom
);
1250 /* Create the window */
1252 cs
.lpCreateParams
= data
;
1253 cs
.hInstance
= instance
;
1255 cs
.hwndParent
= parent
;
1261 cs
.lpszName
= windowName
;
1262 cs
.lpszClass
= className
;
1263 cs
.dwExStyle
= exStyle
;
1265 /* Note: we rely on the fact that CREATESTRUCTA and */
1266 /* CREATESTRUCTW have the same layout. */
1267 return WIN_CreateWindowEx( (CREATESTRUCTA
*)&cs
, classAtom
, WIN_PROC_32W
);
1271 /***********************************************************************
1272 * WIN_SendDestroyMsg
1274 static void WIN_SendDestroyMsg( HWND hwnd
)
1278 if (GetGUIThreadInfo( GetCurrentThreadId(), &info
))
1280 if (hwnd
== info
.hwndCaret
) DestroyCaret();
1281 if (hwnd
== info
.hwndActive
) WINPOS_ActivateOtherWindow( hwnd
);
1283 USER_Driver
->pResetSelectionOwner( hwnd
, TRUE
);
1286 * Send the WM_DESTROY to the window.
1288 SendMessageW( hwnd
, WM_DESTROY
, 0, 0);
1291 * This WM_DESTROY message can trigger re-entrant calls to DestroyWindow
1292 * make sure that the window still exists when we come back.
1299 if (!(pWndArray
= WIN_ListChildren( hwnd
))) return;
1301 for (i
= 0; pWndArray
[i
]; i
++)
1303 if (IsWindow( pWndArray
[i
] )) WIN_SendDestroyMsg( pWndArray
[i
] );
1305 HeapFree( GetProcessHeap(), 0, pWndArray
);
1308 WARN("\tdestroyed itself while in WM_DESTROY!\n");
1312 /***********************************************************************
1313 * DestroyWindow (USER32.@)
1315 BOOL WINAPI
DestroyWindow( HWND hwnd
)
1319 if (!(hwnd
= WIN_IsCurrentThread( hwnd
)) || (hwnd
== GetDesktopWindow()))
1321 SetLastError( ERROR_ACCESS_DENIED
);
1325 TRACE("(%p)\n", hwnd
);
1329 if (HOOK_CallHooks( WH_CBT
, HCBT_DESTROYWND
, (WPARAM
)hwnd
, 0, TRUE
)) return FALSE
;
1331 if (MENU_IsMenuActive() == hwnd
)
1334 is_child
= (GetWindowLongW( hwnd
, GWL_STYLE
) & WS_CHILD
) != 0;
1338 if (!USER_IsExitingThread( GetCurrentThreadId() ))
1339 send_parent_notify( hwnd
, WM_DESTROY
);
1341 else if (!GetWindow( hwnd
, GW_OWNER
))
1343 HOOK_CallHooks( WH_SHELL
, HSHELL_WINDOWDESTROYED
, (WPARAM
)hwnd
, 0L, TRUE
);
1344 /* FIXME: clean up palette - see "Internals" p.352 */
1347 if (!IsWindow(hwnd
)) return TRUE
;
1349 USER_Driver
->pResetSelectionOwner( hwnd
, FALSE
); /* before the window is unmapped */
1351 /* Hide the window */
1352 if (GetWindowLongW( hwnd
, GWL_STYLE
) & WS_VISIBLE
)
1354 /* Only child windows receive WM_SHOWWINDOW in DestroyWindow() */
1356 ShowWindow( hwnd
, SW_HIDE
);
1358 SetWindowPos( hwnd
, 0, 0, 0, 0, 0, SWP_NOMOVE
| SWP_NOSIZE
|
1359 SWP_NOZORDER
| SWP_NOACTIVATE
| SWP_HIDEWINDOW
);
1362 if (!IsWindow(hwnd
)) return TRUE
;
1364 /* Recursively destroy owned windows */
1371 HWND
*list
= WIN_ListChildren( GetDesktopWindow() );
1374 for (i
= 0; list
[i
]; i
++)
1376 if (GetWindow( list
[i
], GW_OWNER
) != hwnd
) continue;
1377 if (WIN_IsCurrentThread( list
[i
] ))
1379 DestroyWindow( list
[i
] );
1383 WIN_SetOwner( list
[i
], 0 );
1385 HeapFree( GetProcessHeap(), 0, list
);
1387 if (!got_one
) break;
1391 /* Send destroy messages */
1393 WIN_SendDestroyMsg( hwnd
);
1394 if (!IsWindow( hwnd
)) return TRUE
;
1396 if (GetClipboardOwner() == hwnd
)
1397 CLIPBOARD_ReleaseOwner();
1399 /* Destroy the window storage */
1401 WIN_DestroyWindow( hwnd
);
1406 /***********************************************************************
1407 * CloseWindow (USER32.@)
1409 BOOL WINAPI
CloseWindow( HWND hwnd
)
1411 if (GetWindowLongW( hwnd
, GWL_STYLE
) & WS_CHILD
) return FALSE
;
1412 ShowWindow( hwnd
, SW_MINIMIZE
);
1417 /***********************************************************************
1418 * OpenIcon (USER32.@)
1420 BOOL WINAPI
OpenIcon( HWND hwnd
)
1422 if (!IsIconic( hwnd
)) return FALSE
;
1423 ShowWindow( hwnd
, SW_SHOWNORMAL
);
1428 /***********************************************************************
1431 * Implementation of FindWindow() and FindWindowEx().
1433 static HWND
WIN_FindWindow( HWND parent
, HWND child
, ATOM className
, LPCWSTR title
)
1438 WCHAR
*buffer
= NULL
;
1440 if (!parent
) parent
= GetDesktopWindow();
1443 len
= strlenW(title
) + 1; /* one extra char to check for chars beyond the end */
1444 if (!(buffer
= HeapAlloc( GetProcessHeap(), 0, (len
+ 1) * sizeof(WCHAR
) ))) return 0;
1447 if (!(list
= list_window_children( parent
, className
, 0 ))) goto done
;
1451 child
= WIN_GetFullHandle( child
);
1452 while (list
[i
] && list
[i
] != child
) i
++;
1453 if (!list
[i
]) goto done
;
1454 i
++; /* start from next window */
1461 if (GetWindowTextW( list
[i
], buffer
, len
+ 1 ) && !strcmpiW( buffer
, title
)) break;
1468 HeapFree( GetProcessHeap(), 0, list
);
1469 HeapFree( GetProcessHeap(), 0, buffer
);
1475 /***********************************************************************
1476 * FindWindowA (USER32.@)
1478 HWND WINAPI
FindWindowA( LPCSTR className
, LPCSTR title
)
1480 HWND ret
= FindWindowExA( 0, 0, className
, title
);
1481 if (!ret
) SetLastError (ERROR_CANNOT_FIND_WND_CLASS
);
1486 /***********************************************************************
1487 * FindWindowExA (USER32.@)
1489 HWND WINAPI
FindWindowExA( HWND parent
, HWND child
,
1490 LPCSTR className
, LPCSTR title
)
1499 /* If the atom doesn't exist, then no class */
1500 /* with this name exists either. */
1501 if (!(atom
= GlobalFindAtomA( className
)))
1503 SetLastError (ERROR_CANNOT_FIND_WND_CLASS
);
1507 if (!title
) return WIN_FindWindow( parent
, child
, atom
, NULL
);
1509 len
= MultiByteToWideChar( CP_ACP
, 0, title
, -1, NULL
, 0 );
1510 if (!(buffer
= HeapAlloc( GetProcessHeap(), 0, len
* sizeof(WCHAR
) ))) return 0;
1511 MultiByteToWideChar( CP_ACP
, 0, title
, -1, buffer
, len
);
1512 hwnd
= WIN_FindWindow( parent
, child
, atom
, buffer
);
1513 HeapFree( GetProcessHeap(), 0, buffer
);
1518 /***********************************************************************
1519 * FindWindowExW (USER32.@)
1521 HWND WINAPI
FindWindowExW( HWND parent
, HWND child
,
1522 LPCWSTR className
, LPCWSTR title
)
1528 /* If the atom doesn't exist, then no class */
1529 /* with this name exists either. */
1530 if (!(atom
= GlobalFindAtomW( className
)))
1532 SetLastError (ERROR_CANNOT_FIND_WND_CLASS
);
1536 return WIN_FindWindow( parent
, child
, atom
, title
);
1540 /***********************************************************************
1541 * FindWindowW (USER32.@)
1543 HWND WINAPI
FindWindowW( LPCWSTR className
, LPCWSTR title
)
1545 return FindWindowExW( 0, 0, className
, title
);
1549 /**********************************************************************
1550 * GetDesktopWindow (USER32.@)
1552 HWND WINAPI
GetDesktopWindow(void)
1554 struct user_thread_info
*thread_info
= get_user_thread_info();
1556 if (!thread_info
->desktop
)
1558 SERVER_START_REQ( get_desktop_window
)
1560 if (!wine_server_call( req
)) thread_info
->desktop
= reply
->handle
;
1563 if (!thread_info
->desktop
|| !USER_Driver
->pCreateDesktopWindow( thread_info
->desktop
))
1564 ERR( "failed to create desktop window\n" );
1566 return thread_info
->desktop
;
1570 /*******************************************************************
1571 * EnableWindow (USER32.@)
1573 BOOL WINAPI
EnableWindow( HWND hwnd
, BOOL enable
)
1578 if (is_broadcast(hwnd
))
1580 SetLastError( ERROR_INVALID_PARAMETER
);
1584 if (!(full_handle
= WIN_IsCurrentThread( hwnd
)))
1585 return SendMessageW( hwnd
, WM_WINE_ENABLEWINDOW
, enable
, 0 );
1589 TRACE("( %p, %d )\n", hwnd
, enable
);
1591 retvalue
= !IsWindowEnabled( hwnd
);
1593 if (enable
&& retvalue
)
1595 WIN_SetStyle( hwnd
, 0, WS_DISABLED
);
1596 SendMessageW( hwnd
, WM_ENABLE
, TRUE
, 0 );
1598 else if (!enable
&& !retvalue
)
1602 SendMessageW( hwnd
, WM_CANCELMODE
, 0, 0);
1604 WIN_SetStyle( hwnd
, WS_DISABLED
, 0 );
1606 if (hwnd
== GetFocus())
1607 SetFocus( 0 ); /* A disabled window can't have the focus */
1609 capture_wnd
= GetCapture();
1610 if (hwnd
== capture_wnd
|| IsChild(hwnd
, capture_wnd
))
1611 ReleaseCapture(); /* A disabled window can't capture the mouse */
1613 SendMessageW( hwnd
, WM_ENABLE
, FALSE
, 0 );
1619 /***********************************************************************
1620 * IsWindowEnabled (USER32.@)
1622 BOOL WINAPI
IsWindowEnabled(HWND hWnd
)
1624 return !(GetWindowLongW( hWnd
, GWL_STYLE
) & WS_DISABLED
);
1628 /***********************************************************************
1629 * IsWindowUnicode (USER32.@)
1631 BOOL WINAPI
IsWindowUnicode( HWND hwnd
)
1634 BOOL retvalue
= FALSE
;
1636 if (!(wndPtr
= WIN_GetPtr(hwnd
))) return FALSE
;
1638 if (wndPtr
== WND_DESKTOP
) return TRUE
;
1640 if (wndPtr
!= WND_OTHER_PROCESS
)
1642 retvalue
= (WINPROC_GetProcType( wndPtr
->winproc
) == WIN_PROC_32W
);
1643 WIN_ReleasePtr( wndPtr
);
1647 SERVER_START_REQ( get_window_info
)
1650 if (!wine_server_call_err( req
)) retvalue
= reply
->is_unicode
;
1658 /**********************************************************************
1659 * GetWindowWord (USER32.@)
1661 WORD WINAPI
GetWindowWord( HWND hwnd
, INT offset
)
1666 WND
*wndPtr
= WIN_GetPtr( hwnd
);
1669 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
1672 if (wndPtr
== WND_OTHER_PROCESS
|| wndPtr
== WND_DESKTOP
)
1674 SERVER_START_REQ( set_window_info
)
1677 req
->flags
= 0; /* don't set anything, just retrieve */
1678 req
->extra_offset
= offset
;
1679 req
->extra_size
= sizeof(retvalue
);
1680 if (!wine_server_call_err( req
))
1681 memcpy( &retvalue
, &reply
->old_extra_value
, sizeof(retvalue
) );
1686 if (offset
> (int)(wndPtr
->cbWndExtra
- sizeof(WORD
)))
1688 WARN("Invalid offset %d\n", offset
);
1689 SetLastError( ERROR_INVALID_INDEX
);
1691 else memcpy( &retvalue
, (char *)wndPtr
->wExtra
+ offset
, sizeof(retvalue
) );
1692 WIN_ReleasePtr( wndPtr
);
1698 case GWLP_HWNDPARENT
:
1699 return GetWindowLongPtrW( hwnd
, offset
);
1701 case GWLP_HINSTANCE
:
1703 LONG_PTR ret
= GetWindowLongPtrW( hwnd
, offset
);
1705 WARN("%d: discards high bits of 0x%08lx!\n", offset
, ret
);
1709 WARN("Invalid offset %d\n", offset
);
1715 /**********************************************************************
1716 * SetWindowWord (USER32.@)
1718 WORD WINAPI
SetWindowWord( HWND hwnd
, INT offset
, WORD newval
)
1726 case GWLP_HINSTANCE
:
1727 case GWLP_HWNDPARENT
:
1728 return SetWindowLongPtrW( hwnd
, offset
, (ULONG_PTR
)newval
);
1732 WARN("Invalid offset %d\n", offset
);
1733 SetLastError( ERROR_INVALID_INDEX
);
1738 wndPtr
= WIN_GetPtr( hwnd
);
1739 if (wndPtr
== WND_DESKTOP
)
1741 SetLastError( ERROR_ACCESS_DENIED
);
1744 if (wndPtr
== WND_OTHER_PROCESS
)
1747 FIXME( "set %d <- %x not supported yet on other process window %p\n",
1748 offset
, newval
, hwnd
);
1753 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
1757 if (offset
> (int)(wndPtr
->cbWndExtra
- sizeof(WORD
)))
1759 WARN("Invalid offset %d\n", offset
);
1760 WIN_ReleasePtr(wndPtr
);
1761 SetLastError( ERROR_INVALID_INDEX
);
1765 SERVER_START_REQ( set_window_info
)
1768 req
->flags
= SET_WIN_EXTRA
;
1769 req
->extra_offset
= offset
;
1770 req
->extra_size
= sizeof(newval
);
1771 memcpy( &req
->extra_value
, &newval
, sizeof(newval
) );
1772 if (!wine_server_call_err( req
))
1774 void *ptr
= (char *)wndPtr
->wExtra
+ offset
;
1775 memcpy( &retval
, ptr
, sizeof(retval
) );
1776 memcpy( ptr
, &newval
, sizeof(newval
) );
1780 WIN_ReleasePtr( wndPtr
);
1785 /**********************************************************************
1788 * Helper function for GetWindowLong().
1790 static LONG_PTR
WIN_GetWindowLong( HWND hwnd
, INT offset
, WINDOWPROCTYPE type
)
1792 LONG_PTR retvalue
= 0;
1795 if (offset
== GWLP_HWNDPARENT
)
1797 HWND parent
= GetAncestor( hwnd
, GA_PARENT
);
1798 if (parent
== GetDesktopWindow()) parent
= GetWindow( hwnd
, GW_OWNER
);
1799 return (ULONG_PTR
)parent
;
1802 if (!(wndPtr
= WIN_GetPtr( hwnd
)))
1804 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
1808 if (wndPtr
== WND_OTHER_PROCESS
|| wndPtr
== WND_DESKTOP
)
1810 if (offset
== GWLP_WNDPROC
)
1812 SetLastError( ERROR_ACCESS_DENIED
);
1815 SERVER_START_REQ( set_window_info
)
1818 req
->flags
= 0; /* don't set anything, just retrieve */
1819 req
->extra_offset
= (offset
>= 0) ? offset
: -1;
1820 req
->extra_size
= (offset
>= 0) ? sizeof(retvalue
) : 0;
1821 if (!wine_server_call_err( req
))
1825 case GWL_STYLE
: retvalue
= reply
->old_style
; break;
1826 case GWL_EXSTYLE
: retvalue
= reply
->old_ex_style
; break;
1827 case GWLP_ID
: retvalue
= reply
->old_id
; break;
1828 case GWLP_HINSTANCE
: retvalue
= (ULONG_PTR
)reply
->old_instance
; break;
1829 case GWLP_USERDATA
: retvalue
= (ULONG_PTR
)reply
->old_user_data
; break;
1831 if (offset
>= 0) retvalue
= reply
->old_extra_value
;
1832 else SetLastError( ERROR_INVALID_INDEX
);
1841 /* now we have a valid wndPtr */
1845 if (offset
> (int)(wndPtr
->cbWndExtra
- sizeof(LONG
)))
1848 * Some programs try to access last element from 16 bit
1849 * code using illegal offset value. Hopefully this is
1850 * what those programs really expect.
1852 if (type
== WIN_PROC_16
&&
1853 wndPtr
->cbWndExtra
>= 4 &&
1854 offset
== wndPtr
->cbWndExtra
- sizeof(WORD
))
1856 INT offset2
= wndPtr
->cbWndExtra
- sizeof(LONG
);
1858 ERR( "- replaced invalid offset %d with %d\n",
1861 retvalue
= *(LONG_PTR
*)(((char *)wndPtr
->wExtra
) + offset2
);
1862 WIN_ReleasePtr( wndPtr
);
1865 WARN("Invalid offset %d\n", offset
);
1866 WIN_ReleasePtr( wndPtr
);
1867 SetLastError( ERROR_INVALID_INDEX
);
1870 retvalue
= *(LONG_PTR
*)(((char *)wndPtr
->wExtra
) + offset
);
1871 /* Special case for dialog window procedure */
1872 if ((offset
== DWLP_DLGPROC
) && (wndPtr
->flags
& WIN_ISDIALOG
))
1873 retvalue
= (LONG_PTR
)WINPROC_GetProc( (WNDPROC
)retvalue
, type
);
1874 WIN_ReleasePtr( wndPtr
);
1880 case GWLP_USERDATA
: retvalue
= wndPtr
->userdata
; break;
1881 case GWL_STYLE
: retvalue
= wndPtr
->dwStyle
; break;
1882 case GWL_EXSTYLE
: retvalue
= wndPtr
->dwExStyle
; break;
1883 case GWLP_ID
: retvalue
= (ULONG_PTR
)wndPtr
->wIDmenu
; break;
1884 case GWLP_WNDPROC
: retvalue
= (ULONG_PTR
)WINPROC_GetProc( wndPtr
->winproc
, type
); break;
1885 case GWLP_HINSTANCE
: retvalue
= (ULONG_PTR
)wndPtr
->hInstance
; break;
1887 WARN("Unknown offset %d\n", offset
);
1888 SetLastError( ERROR_INVALID_INDEX
);
1891 WIN_ReleasePtr(wndPtr
);
1896 /**********************************************************************
1899 * Helper function for SetWindowLong().
1901 * 0 is the failure code. However, in the case of failure SetLastError
1902 * must be set to distinguish between a 0 return value and a failure.
1904 static LONG_PTR
WIN_SetWindowLong( HWND hwnd
, INT offset
, LONG_PTR newval
,
1905 WINDOWPROCTYPE type
)
1909 LONG_PTR retval
= 0;
1912 TRACE( "%p %d %lx %x\n", hwnd
, offset
, newval
, type
);
1914 if (is_broadcast(hwnd
))
1916 SetLastError( ERROR_INVALID_PARAMETER
);
1920 if (!(wndPtr
= WIN_GetPtr( hwnd
)))
1922 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
1925 if (wndPtr
== WND_DESKTOP
)
1927 /* can't change anything on the desktop window */
1928 SetLastError( ERROR_ACCESS_DENIED
);
1931 if (wndPtr
== WND_OTHER_PROCESS
)
1933 if (offset
== GWLP_WNDPROC
)
1935 SetLastError( ERROR_ACCESS_DENIED
);
1938 return SendMessageW( hwnd
, WM_WINE_SETWINDOWLONG
, offset
, newval
);
1941 /* first some special cases */
1947 offset
== GWL_STYLE
? wndPtr
->dwStyle
: wndPtr
->dwExStyle
;
1948 style
.styleNew
= newval
;
1949 WIN_ReleasePtr( wndPtr
);
1950 SendMessageW( hwnd
, WM_STYLECHANGING
, offset
, (LPARAM
)&style
);
1951 if (!(wndPtr
= WIN_GetPtr( hwnd
)) || wndPtr
== WND_OTHER_PROCESS
) return 0;
1952 newval
= style
.styleNew
;
1954 case GWLP_HWNDPARENT
:
1955 if (wndPtr
->parent
== GetDesktopWindow())
1957 WIN_ReleasePtr( wndPtr
);
1958 return (ULONG_PTR
)WIN_SetOwner( hwnd
, (HWND
)newval
);
1962 WIN_ReleasePtr( wndPtr
);
1963 return (ULONG_PTR
)SetParent( hwnd
, (HWND
)newval
);
1967 WINDOWPROCTYPE old_type
= WINPROC_GetProcType( wndPtr
->winproc
);
1968 retval
= (ULONG_PTR
)WINPROC_GetProc( wndPtr
->winproc
, type
);
1969 wndPtr
->winproc
= WINPROC_AllocProc( (WNDPROC
)newval
, type
);
1970 if (old_type
== type
)
1972 WIN_ReleasePtr( wndPtr
);
1975 /* update is_unicode flag on the server side */
1979 case GWLP_HINSTANCE
:
1983 if ((wndPtr
->cbWndExtra
+ sizeof(LONG_PTR
) >= DWLP_DLGPROC
) && (wndPtr
->flags
& WIN_ISDIALOG
))
1985 WNDPROC
*ptr
= (WNDPROC
*)((char *)wndPtr
->wExtra
+ DWLP_DLGPROC
);
1986 retval
= (ULONG_PTR
)WINPROC_GetProc( *ptr
, type
);
1987 *ptr
= WINPROC_AllocProc( (WNDPROC
)newval
, type
);
1988 WIN_ReleasePtr( wndPtr
);
1993 if (offset
< 0 || offset
> (int)(wndPtr
->cbWndExtra
- sizeof(LONG_PTR
)))
1995 WARN("Invalid offset %d\n", offset
);
1996 WIN_ReleasePtr( wndPtr
);
1997 SetLastError( ERROR_INVALID_INDEX
);
2002 LONG_PTR
*ptr
= (LONG_PTR
*)((char *)wndPtr
->wExtra
+ offset
);
2003 if (*ptr
== newval
) /* already set to the same value */
2005 WIN_ReleasePtr( wndPtr
);
2012 SERVER_START_REQ( set_window_info
)
2015 req
->extra_offset
= -1;
2019 req
->flags
= SET_WIN_STYLE
;
2020 req
->style
= newval
;
2023 req
->flags
= SET_WIN_EXSTYLE
;
2024 req
->ex_style
= newval
;
2027 req
->flags
= SET_WIN_ID
;
2030 case GWLP_HINSTANCE
:
2031 req
->flags
= SET_WIN_INSTANCE
;
2032 req
->instance
= (void *)newval
;
2035 req
->flags
= SET_WIN_UNICODE
;
2036 req
->is_unicode
= (type
== WIN_PROC_32W
);
2039 req
->flags
= SET_WIN_USERDATA
;
2040 req
->user_data
= (void *)newval
;
2043 req
->flags
= SET_WIN_EXTRA
;
2044 req
->extra_offset
= offset
;
2045 req
->extra_size
= sizeof(newval
);
2046 memcpy( &req
->extra_value
, &newval
, sizeof(newval
) );
2048 if ((ok
= !wine_server_call_err( req
)))
2053 wndPtr
->dwStyle
= newval
;
2054 retval
= reply
->old_style
;
2057 wndPtr
->dwExStyle
= newval
;
2058 retval
= reply
->old_ex_style
;
2061 wndPtr
->wIDmenu
= newval
;
2062 retval
= reply
->old_id
;
2064 case GWLP_HINSTANCE
:
2065 wndPtr
->hInstance
= (HINSTANCE
)newval
;
2066 retval
= (ULONG_PTR
)reply
->old_instance
;
2071 wndPtr
->userdata
= newval
;
2072 retval
= (ULONG_PTR
)reply
->old_user_data
;
2076 void *ptr
= (char *)wndPtr
->wExtra
+ offset
;
2077 memcpy( &retval
, ptr
, sizeof(retval
) );
2078 memcpy( ptr
, &newval
, sizeof(newval
) );
2085 WIN_ReleasePtr( wndPtr
);
2089 if (offset
== GWL_STYLE
) USER_Driver
->pSetWindowStyle( hwnd
, retval
);
2091 if (offset
== GWL_STYLE
|| offset
== GWL_EXSTYLE
)
2092 SendMessageW( hwnd
, WM_STYLECHANGED
, offset
, (LPARAM
)&style
);
2098 /**********************************************************************
2099 * GetWindowLong (USER.135)
2101 LONG WINAPI
GetWindowLong16( HWND16 hwnd
, INT16 offset
)
2103 return WIN_GetWindowLong( WIN_Handle32(hwnd
), offset
, WIN_PROC_16
);
2107 /**********************************************************************
2108 * GetWindowLongA (USER32.@)
2110 LONG WINAPI
GetWindowLongA( HWND hwnd
, INT offset
)
2112 return WIN_GetWindowLong( hwnd
, offset
, WIN_PROC_32A
);
2116 /**********************************************************************
2117 * GetWindowLongW (USER32.@)
2119 LONG WINAPI
GetWindowLongW( HWND hwnd
, INT offset
)
2121 return WIN_GetWindowLong( hwnd
, offset
, WIN_PROC_32W
);
2125 /**********************************************************************
2126 * SetWindowLong (USER.136)
2128 LONG WINAPI
SetWindowLong16( HWND16 hwnd
, INT16 offset
, LONG newval
)
2130 return WIN_SetWindowLong( WIN_Handle32(hwnd
), offset
, newval
, WIN_PROC_16
);
2134 /**********************************************************************
2135 * SetWindowLongA (USER32.@)
2137 * See SetWindowLongW.
2139 LONG WINAPI
SetWindowLongA( HWND hwnd
, INT offset
, LONG newval
)
2141 return WIN_SetWindowLong( hwnd
, offset
, newval
, WIN_PROC_32A
);
2145 /**********************************************************************
2146 * SetWindowLongW (USER32.@) Set window attribute
2148 * SetWindowLong() alters one of a window's attributes or sets a 32-bit (long)
2149 * value in a window's extra memory.
2151 * The _hwnd_ parameter specifies the window. is the handle to a
2152 * window that has extra memory. The _newval_ parameter contains the
2153 * new attribute or extra memory value. If positive, the _offset_
2154 * parameter is the byte-addressed location in the window's extra
2155 * memory to set. If negative, _offset_ specifies the window
2156 * attribute to set, and should be one of the following values:
2158 * GWL_EXSTYLE The window's extended window style
2160 * GWL_STYLE The window's window style.
2162 * GWLP_WNDPROC Pointer to the window's window procedure.
2164 * GWLP_HINSTANCE The window's pplication instance handle.
2166 * GWLP_ID The window's identifier.
2168 * GWLP_USERDATA The window's user-specified data.
2170 * If the window is a dialog box, the _offset_ parameter can be one of
2171 * the following values:
2173 * DWLP_DLGPROC The address of the window's dialog box procedure.
2175 * DWLP_MSGRESULT The return value of a message
2176 * that the dialog box procedure processed.
2178 * DWLP_USER Application specific information.
2182 * If successful, returns the previous value located at _offset_. Otherwise,
2187 * Extra memory for a window class is specified by a nonzero cbWndExtra
2188 * parameter of the WNDCLASS structure passed to RegisterClass() at the
2189 * time of class creation.
2191 * Using GWL_WNDPROC to set a new window procedure effectively creates
2192 * a window subclass. Use CallWindowProc() in the new windows procedure
2193 * to pass messages to the superclass's window procedure.
2195 * The user data is reserved for use by the application which created
2198 * Do not use GWL_STYLE to change the window's WS_DISABLED style;
2199 * instead, call the EnableWindow() function to change the window's
2202 * Do not use GWL_HWNDPARENT to reset the window's parent, use
2203 * SetParent() instead.
2206 * When offset is GWL_STYLE and the calling app's ver is 4.0,
2207 * it sends WM_STYLECHANGING before changing the settings
2208 * and WM_STYLECHANGED afterwards.
2209 * App ver 4.0 can't use SetWindowLong to change WS_EX_TOPMOST.
2211 LONG WINAPI
SetWindowLongW(
2212 HWND hwnd
, /* [in] window to alter */
2213 INT offset
, /* [in] offset, in bytes, of location to alter */
2214 LONG newval
/* [in] new value of location */
2216 return WIN_SetWindowLong( hwnd
, offset
, newval
, WIN_PROC_32W
);
2220 /*******************************************************************
2221 * GetWindowTextA (USER32.@)
2223 INT WINAPI
GetWindowTextA( HWND hwnd
, LPSTR lpString
, INT nMaxCount
)
2227 if (!lpString
) return 0;
2229 if (WIN_IsCurrentProcess( hwnd
))
2230 return (INT
)SendMessageA( hwnd
, WM_GETTEXT
, nMaxCount
, (LPARAM
)lpString
);
2232 /* when window belongs to other process, don't send a message */
2233 if (nMaxCount
<= 0) return 0;
2234 if (!(buffer
= HeapAlloc( GetProcessHeap(), 0, nMaxCount
* sizeof(WCHAR
) ))) return 0;
2235 get_server_window_text( hwnd
, buffer
, nMaxCount
);
2236 if (!WideCharToMultiByte( CP_ACP
, 0, buffer
, -1, lpString
, nMaxCount
, NULL
, NULL
))
2237 lpString
[nMaxCount
-1] = 0;
2238 HeapFree( GetProcessHeap(), 0, buffer
);
2239 return strlen(lpString
);
2243 /*******************************************************************
2244 * InternalGetWindowText (USER32.@)
2246 INT WINAPI
InternalGetWindowText(HWND hwnd
,LPWSTR lpString
,INT nMaxCount
)
2250 if (nMaxCount
<= 0) return 0;
2251 if (!(win
= WIN_GetPtr( hwnd
))) return 0;
2252 if (win
== WND_DESKTOP
) lpString
[0] = 0;
2253 else if (win
!= WND_OTHER_PROCESS
)
2255 if (win
->text
) lstrcpynW( lpString
, win
->text
, nMaxCount
);
2256 else lpString
[0] = 0;
2257 WIN_ReleasePtr( win
);
2261 get_server_window_text( hwnd
, lpString
, nMaxCount
);
2263 return strlenW(lpString
);
2267 /*******************************************************************
2268 * GetWindowTextW (USER32.@)
2270 INT WINAPI
GetWindowTextW( HWND hwnd
, LPWSTR lpString
, INT nMaxCount
)
2272 if (!lpString
) return 0;
2274 if (WIN_IsCurrentProcess( hwnd
))
2275 return (INT
)SendMessageW( hwnd
, WM_GETTEXT
, nMaxCount
, (LPARAM
)lpString
);
2277 /* when window belongs to other process, don't send a message */
2278 if (nMaxCount
<= 0) return 0;
2279 get_server_window_text( hwnd
, lpString
, nMaxCount
);
2280 return strlenW(lpString
);
2284 /*******************************************************************
2285 * SetWindowTextA (USER32.@)
2286 * SetWindowText (USER32.@)
2288 BOOL WINAPI
SetWindowTextA( HWND hwnd
, LPCSTR lpString
)
2290 if (is_broadcast(hwnd
))
2292 SetLastError( ERROR_INVALID_PARAMETER
);
2295 if (!WIN_IsCurrentProcess( hwnd
))
2296 FIXME( "setting text %s of other process window %p should not use SendMessage\n",
2297 debugstr_a(lpString
), hwnd
);
2298 return (BOOL
)SendMessageA( hwnd
, WM_SETTEXT
, 0, (LPARAM
)lpString
);
2302 /*******************************************************************
2303 * SetWindowTextW (USER32.@)
2305 BOOL WINAPI
SetWindowTextW( HWND hwnd
, LPCWSTR lpString
)
2307 if (is_broadcast(hwnd
))
2309 SetLastError( ERROR_INVALID_PARAMETER
);
2312 if (!WIN_IsCurrentProcess( hwnd
))
2313 FIXME( "setting text %s of other process window %p should not use SendMessage\n",
2314 debugstr_w(lpString
), hwnd
);
2315 return (BOOL
)SendMessageW( hwnd
, WM_SETTEXT
, 0, (LPARAM
)lpString
);
2319 /*******************************************************************
2320 * GetWindowTextLengthA (USER32.@)
2322 INT WINAPI
GetWindowTextLengthA( HWND hwnd
)
2324 return SendMessageA( hwnd
, WM_GETTEXTLENGTH
, 0, 0 );
2327 /*******************************************************************
2328 * GetWindowTextLengthW (USER32.@)
2330 INT WINAPI
GetWindowTextLengthW( HWND hwnd
)
2332 return SendMessageW( hwnd
, WM_GETTEXTLENGTH
, 0, 0 );
2336 /*******************************************************************
2337 * IsWindow (USER32.@)
2339 BOOL WINAPI
IsWindow( HWND hwnd
)
2344 if (!(ptr
= WIN_GetPtr( hwnd
))) return FALSE
;
2345 if (ptr
== WND_DESKTOP
) return TRUE
;
2347 if (ptr
!= WND_OTHER_PROCESS
)
2349 WIN_ReleasePtr( ptr
);
2353 /* check other processes */
2354 SERVER_START_REQ( get_window_info
)
2357 ret
= !wine_server_call_err( req
);
2364 /***********************************************************************
2365 * GetWindowThreadProcessId (USER32.@)
2367 DWORD WINAPI
GetWindowThreadProcessId( HWND hwnd
, LPDWORD process
)
2372 if (!(ptr
= WIN_GetPtr( hwnd
)))
2374 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
2378 if (ptr
!= WND_OTHER_PROCESS
&& ptr
!= WND_DESKTOP
)
2380 /* got a valid window */
2382 if (process
) *process
= GetCurrentProcessId();
2383 WIN_ReleasePtr( ptr
);
2387 /* check other processes */
2388 SERVER_START_REQ( get_window_info
)
2391 if (!wine_server_call_err( req
))
2393 tid
= (DWORD
)reply
->tid
;
2394 if (process
) *process
= (DWORD
)reply
->pid
;
2402 /*****************************************************************
2403 * GetParent (USER32.@)
2405 HWND WINAPI
GetParent( HWND hwnd
)
2410 if (!(wndPtr
= WIN_GetPtr( hwnd
)))
2412 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
2415 if (wndPtr
== WND_DESKTOP
) return 0;
2416 if (wndPtr
== WND_OTHER_PROCESS
)
2418 LONG style
= GetWindowLongW( hwnd
, GWL_STYLE
);
2419 if (style
& (WS_POPUP
| WS_CHILD
))
2421 SERVER_START_REQ( get_window_tree
)
2424 if (!wine_server_call_err( req
))
2426 if (style
& WS_POPUP
) retvalue
= reply
->owner
;
2427 else if (style
& WS_CHILD
) retvalue
= reply
->parent
;
2435 if (wndPtr
->dwStyle
& WS_POPUP
) retvalue
= wndPtr
->owner
;
2436 else if (wndPtr
->dwStyle
& WS_CHILD
) retvalue
= wndPtr
->parent
;
2437 WIN_ReleasePtr( wndPtr
);
2443 /*****************************************************************
2444 * GetAncestor (USER32.@)
2446 HWND WINAPI
GetAncestor( HWND hwnd
, UINT type
)
2449 HWND
*list
, ret
= 0;
2454 if (!(win
= WIN_GetPtr( hwnd
)))
2456 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
2459 if (win
== WND_DESKTOP
) return 0;
2460 if (win
!= WND_OTHER_PROCESS
)
2463 WIN_ReleasePtr( win
);
2465 else /* need to query the server */
2467 SERVER_START_REQ( get_window_tree
)
2470 if (!wine_server_call_err( req
)) ret
= reply
->parent
;
2477 if (!(list
= list_window_parents( hwnd
))) return 0;
2479 if (!list
[0] || !list
[1]) ret
= WIN_GetFullHandle( hwnd
); /* top-level window */
2483 while (list
[count
]) count
++;
2484 ret
= list
[count
- 2]; /* get the one before the desktop */
2486 HeapFree( GetProcessHeap(), 0, list
);
2490 if ((ret
= WIN_GetFullHandle( hwnd
)) == GetDesktopWindow()) return 0;
2493 HWND parent
= GetParent( ret
);
2503 /*****************************************************************
2504 * SetParent (USER32.@)
2506 HWND WINAPI
SetParent( HWND hwnd
, HWND parent
)
2510 if (is_broadcast(hwnd
) || is_broadcast(parent
))
2512 SetLastError(ERROR_INVALID_PARAMETER
);
2516 if (!parent
) parent
= GetDesktopWindow();
2517 else parent
= WIN_GetFullHandle( parent
);
2519 if (!IsWindow( parent
))
2521 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
2525 /* Some applications try to set a child as a parent */
2526 if (IsChild(hwnd
, parent
))
2528 SetLastError( ERROR_INVALID_PARAMETER
);
2532 if (!(full_handle
= WIN_IsCurrentThread( hwnd
)))
2533 return (HWND
)SendMessageW( hwnd
, WM_WINE_SETPARENT
, (WPARAM
)parent
, 0 );
2535 return USER_Driver
->pSetParent( full_handle
, parent
);
2539 /*******************************************************************
2540 * IsChild (USER32.@)
2542 BOOL WINAPI
IsChild( HWND parent
, HWND child
)
2544 HWND
*list
= list_window_parents( child
);
2548 if (!list
) return FALSE
;
2549 parent
= WIN_GetFullHandle( parent
);
2550 for (i
= 0; list
[i
]; i
++) if (list
[i
] == parent
) break;
2551 ret
= (list
[i
] != 0);
2552 HeapFree( GetProcessHeap(), 0, list
);
2557 /***********************************************************************
2558 * IsWindowVisible (USER32.@)
2560 BOOL WINAPI
IsWindowVisible( HWND hwnd
)
2566 if (!(GetWindowLongW( hwnd
, GWL_STYLE
) & WS_VISIBLE
)) return FALSE
;
2567 if (!(list
= list_window_parents( hwnd
))) return TRUE
;
2568 for (i
= 0; list
[i
]; i
++)
2569 if (!(GetWindowLongW( list
[i
], GWL_STYLE
) & WS_VISIBLE
)) break;
2571 HeapFree( GetProcessHeap(), 0, list
);
2576 /***********************************************************************
2577 * WIN_IsWindowDrawable
2579 * hwnd is drawable when it is visible, all parents are not
2580 * minimized, and it is itself not minimized unless we are
2581 * trying to draw its default class icon.
2583 BOOL
WIN_IsWindowDrawable( HWND hwnd
, BOOL icon
)
2588 LONG style
= GetWindowLongW( hwnd
, GWL_STYLE
);
2590 if (!(style
& WS_VISIBLE
)) return FALSE
;
2591 if ((style
& WS_MINIMIZE
) && icon
&& GetClassLongPtrW( hwnd
, GCLP_HICON
)) return FALSE
;
2593 if (!(list
= list_window_parents( hwnd
))) return TRUE
;
2594 for (i
= 0; list
[i
]; i
++)
2595 if ((GetWindowLongW( list
[i
], GWL_STYLE
) & (WS_VISIBLE
|WS_MINIMIZE
)) != WS_VISIBLE
)
2598 HeapFree( GetProcessHeap(), 0, list
);
2603 /*******************************************************************
2604 * GetTopWindow (USER32.@)
2606 HWND WINAPI
GetTopWindow( HWND hwnd
)
2608 if (!hwnd
) hwnd
= GetDesktopWindow();
2609 return GetWindow( hwnd
, GW_CHILD
);
2613 /*******************************************************************
2614 * GetWindow (USER32.@)
2616 HWND WINAPI
GetWindow( HWND hwnd
, UINT rel
)
2620 if (rel
== GW_OWNER
) /* this one may be available locally */
2622 WND
*wndPtr
= WIN_GetPtr( hwnd
);
2625 SetLastError( ERROR_INVALID_HANDLE
);
2628 if (wndPtr
== WND_DESKTOP
) return 0;
2629 if (wndPtr
!= WND_OTHER_PROCESS
)
2631 retval
= wndPtr
->owner
;
2632 WIN_ReleasePtr( wndPtr
);
2635 /* else fall through to server call */
2638 SERVER_START_REQ( get_window_tree
)
2641 if (!wine_server_call_err( req
))
2646 retval
= reply
->first_sibling
;
2649 retval
= reply
->last_sibling
;
2652 retval
= reply
->next_sibling
;
2655 retval
= reply
->prev_sibling
;
2658 retval
= reply
->owner
;
2661 retval
= reply
->first_child
;
2671 /*******************************************************************
2672 * ShowOwnedPopups (USER32.@)
2674 BOOL WINAPI
ShowOwnedPopups( HWND owner
, BOOL fShow
)
2678 HWND
*win_array
= WIN_ListChildren( GetDesktopWindow() );
2680 if (!win_array
) return TRUE
;
2682 while (win_array
[count
]) count
++;
2683 while (--count
>= 0)
2685 if (GetWindow( win_array
[count
], GW_OWNER
) != owner
) continue;
2686 if (!(pWnd
= WIN_GetPtr( win_array
[count
] ))) continue;
2687 if (pWnd
== WND_OTHER_PROCESS
) continue;
2690 if (pWnd
->flags
& WIN_NEEDS_SHOW_OWNEDPOPUP
)
2692 WIN_ReleasePtr( pWnd
);
2693 /* In Windows, ShowOwnedPopups(TRUE) generates
2694 * WM_SHOWWINDOW messages with SW_PARENTOPENING,
2695 * regardless of the state of the owner
2697 SendMessageW(win_array
[count
], WM_SHOWWINDOW
, SW_SHOWNORMAL
, SW_PARENTOPENING
);
2703 if (pWnd
->dwStyle
& WS_VISIBLE
)
2705 WIN_ReleasePtr( pWnd
);
2706 /* In Windows, ShowOwnedPopups(FALSE) generates
2707 * WM_SHOWWINDOW messages with SW_PARENTCLOSING,
2708 * regardless of the state of the owner
2710 SendMessageW(win_array
[count
], WM_SHOWWINDOW
, SW_HIDE
, SW_PARENTCLOSING
);
2714 WIN_ReleasePtr( pWnd
);
2716 HeapFree( GetProcessHeap(), 0, win_array
);
2721 /*******************************************************************
2722 * GetLastActivePopup (USER32.@)
2724 HWND WINAPI
GetLastActivePopup( HWND hwnd
)
2728 SERVER_START_REQ( get_window_info
)
2731 if (!wine_server_call_err( req
)) retval
= reply
->last_active
;
2738 /*******************************************************************
2741 * Build an array of the children of a given window. The array must be
2742 * freed with HeapFree. Returns NULL when no windows are found.
2744 HWND
*WIN_ListChildren( HWND hwnd
)
2746 return list_window_children( hwnd
, 0, 0 );
2750 /*******************************************************************
2751 * EnumWindows (USER32.@)
2753 BOOL WINAPI
EnumWindows( WNDENUMPROC lpEnumFunc
, LPARAM lParam
)
2759 USER_CheckNotLock();
2761 /* We have to build a list of all windows first, to avoid */
2762 /* unpleasant side-effects, for instance if the callback */
2763 /* function changes the Z-order of the windows. */
2765 if (!(list
= WIN_ListChildren( GetDesktopWindow() ))) return TRUE
;
2767 /* Now call the callback function for every window */
2769 for (i
= 0; list
[i
]; i
++)
2771 /* Make sure that the window still exists */
2772 if (!IsWindow( list
[i
] )) continue;
2773 if (!(ret
= lpEnumFunc( list
[i
], lParam
))) break;
2775 HeapFree( GetProcessHeap(), 0, list
);
2780 /**********************************************************************
2781 * EnumThreadWindows (USER32.@)
2783 BOOL WINAPI
EnumThreadWindows( DWORD id
, WNDENUMPROC func
, LPARAM lParam
)
2788 USER_CheckNotLock();
2790 if (!(list
= list_window_children( GetDesktopWindow(), 0, id
))) return TRUE
;
2792 /* Now call the callback function for every window */
2794 for (i
= 0; list
[i
]; i
++)
2795 if (!func( list
[i
], lParam
)) break;
2796 HeapFree( GetProcessHeap(), 0, list
);
2801 /**********************************************************************
2802 * WIN_EnumChildWindows
2804 * Helper function for EnumChildWindows().
2806 static BOOL
WIN_EnumChildWindows( HWND
*list
, WNDENUMPROC func
, LPARAM lParam
)
2811 for ( ; *list
; list
++)
2813 /* Make sure that the window still exists */
2814 if (!IsWindow( *list
)) continue;
2815 /* Build children list first */
2816 childList
= WIN_ListChildren( *list
);
2818 ret
= func( *list
, lParam
);
2822 if (ret
) ret
= WIN_EnumChildWindows( childList
, func
, lParam
);
2823 HeapFree( GetProcessHeap(), 0, childList
);
2825 if (!ret
) return FALSE
;
2831 /**********************************************************************
2832 * EnumChildWindows (USER32.@)
2834 BOOL WINAPI
EnumChildWindows( HWND parent
, WNDENUMPROC func
, LPARAM lParam
)
2839 USER_CheckNotLock();
2841 if (!(list
= WIN_ListChildren( parent
))) return FALSE
;
2842 ret
= WIN_EnumChildWindows( list
, func
, lParam
);
2843 HeapFree( GetProcessHeap(), 0, list
);
2848 /*******************************************************************
2849 * AnyPopup (USER.52)
2851 BOOL16 WINAPI
AnyPopup16(void)
2857 /*******************************************************************
2858 * AnyPopup (USER32.@)
2860 BOOL WINAPI
AnyPopup(void)
2864 HWND
*list
= WIN_ListChildren( GetDesktopWindow() );
2866 if (!list
) return FALSE
;
2867 for (i
= 0; list
[i
]; i
++)
2869 if (IsWindowVisible( list
[i
] ) && GetWindow( list
[i
], GW_OWNER
)) break;
2871 retvalue
= (list
[i
] != 0);
2872 HeapFree( GetProcessHeap(), 0, list
);
2877 /*******************************************************************
2878 * FlashWindow (USER32.@)
2880 BOOL WINAPI
FlashWindow( HWND hWnd
, BOOL bInvert
)
2884 TRACE("%p\n", hWnd
);
2886 if (IsIconic( hWnd
))
2888 RedrawWindow( hWnd
, 0, 0, RDW_INVALIDATE
| RDW_ERASE
| RDW_UPDATENOW
| RDW_FRAME
);
2890 wndPtr
= WIN_GetPtr(hWnd
);
2891 if (!wndPtr
|| wndPtr
== WND_OTHER_PROCESS
|| wndPtr
== WND_DESKTOP
) return FALSE
;
2892 if (bInvert
&& !(wndPtr
->flags
& WIN_NCACTIVATED
))
2894 wndPtr
->flags
|= WIN_NCACTIVATED
;
2898 wndPtr
->flags
&= ~WIN_NCACTIVATED
;
2900 WIN_ReleasePtr( wndPtr
);
2907 wndPtr
= WIN_GetPtr(hWnd
);
2908 if (!wndPtr
|| wndPtr
== WND_OTHER_PROCESS
|| wndPtr
== WND_DESKTOP
) return FALSE
;
2909 hWnd
= wndPtr
->hwndSelf
; /* make it a full handle */
2911 if (bInvert
) wparam
= !(wndPtr
->flags
& WIN_NCACTIVATED
);
2912 else wparam
= (hWnd
== GetForegroundWindow());
2914 WIN_ReleasePtr( wndPtr
);
2915 SendMessageW( hWnd
, WM_NCACTIVATE
, wparam
, (LPARAM
)0 );
2920 /*******************************************************************
2921 * FlashWindowEx (USER32.@)
2923 BOOL WINAPI
FlashWindowEx( PFLASHWINFO pfwi
)
2925 FIXME("%p\n", pfwi
);
2929 /*******************************************************************
2930 * GetWindowContextHelpId (USER32.@)
2932 DWORD WINAPI
GetWindowContextHelpId( HWND hwnd
)
2935 WND
*wnd
= WIN_GetPtr( hwnd
);
2936 if (!wnd
|| wnd
== WND_DESKTOP
) return 0;
2937 if (wnd
== WND_OTHER_PROCESS
)
2939 if (IsWindow( hwnd
)) FIXME( "not supported on other process window %p\n", hwnd
);
2942 retval
= wnd
->helpContext
;
2943 WIN_ReleasePtr( wnd
);
2948 /*******************************************************************
2949 * SetWindowContextHelpId (USER32.@)
2951 BOOL WINAPI
SetWindowContextHelpId( HWND hwnd
, DWORD id
)
2953 WND
*wnd
= WIN_GetPtr( hwnd
);
2954 if (!wnd
|| wnd
== WND_DESKTOP
) return FALSE
;
2955 if (wnd
== WND_OTHER_PROCESS
)
2957 if (IsWindow( hwnd
)) FIXME( "not supported on other process window %p\n", hwnd
);
2960 wnd
->helpContext
= id
;
2961 WIN_ReleasePtr( wnd
);
2966 /*******************************************************************
2967 * DragDetect (USER32.@)
2969 BOOL WINAPI
DragDetect( HWND hWnd
, POINT pt
)
2973 WORD wDragWidth
= GetSystemMetrics(SM_CXDRAG
);
2974 WORD wDragHeight
= GetSystemMetrics(SM_CYDRAG
);
2976 rect
.left
= pt
.x
- wDragWidth
;
2977 rect
.right
= pt
.x
+ wDragWidth
;
2979 rect
.top
= pt
.y
- wDragHeight
;
2980 rect
.bottom
= pt
.y
+ wDragHeight
;
2986 while (PeekMessageW( &msg
, 0, WM_MOUSEFIRST
, WM_MOUSELAST
, PM_REMOVE
))
2988 if( msg
.message
== WM_LBUTTONUP
)
2993 if( msg
.message
== WM_MOUSEMOVE
)
2996 tmp
.x
= LOWORD(msg
.lParam
);
2997 tmp
.y
= HIWORD(msg
.lParam
);
2998 if( !PtInRect( &rect
, tmp
))
3010 /******************************************************************************
3011 * GetWindowModuleFileNameA (USER32.@)
3013 UINT WINAPI
GetWindowModuleFileNameA( HWND hwnd
, LPSTR lpszFileName
, UINT cchFileNameMax
)
3015 FIXME("GetWindowModuleFileNameA(hwnd %p, lpszFileName %p, cchFileNameMax %u) stub!\n",
3016 hwnd
, lpszFileName
, cchFileNameMax
);
3020 /******************************************************************************
3021 * GetWindowModuleFileNameW (USER32.@)
3023 UINT WINAPI
GetWindowModuleFileNameW( HWND hwnd
, LPWSTR lpszFileName
, UINT cchFileNameMax
)
3025 FIXME("GetWindowModuleFileNameW(hwnd %p, lpszFileName %p, cchFileNameMax %u) stub!\n",
3026 hwnd
, lpszFileName
, cchFileNameMax
);
3030 /******************************************************************************
3031 * GetWindowInfo (USER32.@)
3033 * Note: tests show that Windows doesn't check cbSize of the structure.
3035 BOOL WINAPI
GetWindowInfo( HWND hwnd
, PWINDOWINFO pwi
)
3037 if (!pwi
) return FALSE
;
3038 if (!IsWindow(hwnd
)) return FALSE
;
3040 GetWindowRect(hwnd
, &pwi
->rcWindow
);
3041 GetClientRect(hwnd
, &pwi
->rcClient
);
3042 /* translate to screen coordinates */
3043 MapWindowPoints(hwnd
, 0, (LPPOINT
)&pwi
->rcClient
, 2);
3045 pwi
->dwStyle
= GetWindowLongW(hwnd
, GWL_STYLE
);
3046 pwi
->dwExStyle
= GetWindowLongW(hwnd
, GWL_EXSTYLE
);
3047 pwi
->dwWindowStatus
= ((GetActiveWindow() == hwnd
) ? WS_ACTIVECAPTION
: 0);
3049 pwi
->cxWindowBorders
= pwi
->rcClient
.left
- pwi
->rcWindow
.left
;
3050 pwi
->cyWindowBorders
= pwi
->rcWindow
.bottom
- pwi
->rcClient
.bottom
;
3052 pwi
->atomWindowType
= GetClassLongW( hwnd
, GCW_ATOM
);
3053 pwi
->wCreatorVersion
= 0x0400;
3058 /******************************************************************************
3059 * SwitchDesktop (USER32.@)
3061 * NOTES: Sets the current input or interactive desktop.
3063 BOOL WINAPI
SwitchDesktop( HDESK hDesktop
)
3065 FIXME("SwitchDesktop(hwnd %p) stub!\n", hDesktop
);
3069 /*****************************************************************************
3070 * SetLayeredWindowAttributes (USER32.@)
3072 BOOL WINAPI
SetLayeredWindowAttributes( HWND hWnd
, COLORREF rgbKey
,
3073 BYTE bAlpha
, DWORD dwFlags
)
3075 FIXME("(%p,0x%.8lx,%d,%ld): stub!\n", hWnd
, rgbKey
, bAlpha
, dwFlags
);
3079 /*****************************************************************************
3080 * UpdateLayeredWindow (USER32.@)
3082 BOOL WINAPI
UpdateLayeredWindow( HWND hwnd
, HDC hdcDst
, POINT
*pptDst
, SIZE
*psize
,
3083 HDC hdcSrc
, POINT
*pptSrc
, COLORREF crKey
, BLENDFUNCTION
*pblend
,
3086 FIXME("(%p,%p,%p,%p,%p,%p,0x%08lx,%p,%ld): stub!\n",
3087 hwnd
, hdcDst
, pptDst
, psize
, hdcSrc
, pptSrc
, crKey
, pblend
, dwFlags
);