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"
39 #include "cursoricon.h"
43 #include "wine/debug.h"
45 WINE_DEFAULT_DEBUG_CHANNEL(win
);
46 WINE_DECLARE_DEBUG_CHANNEL(msg
);
48 #define NB_USER_HANDLES ((LAST_USER_HANDLE - FIRST_USER_HANDLE + 1) >> 1)
49 #define USER_HANDLE_TO_INDEX(hwnd) ((LOWORD(hwnd) - 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
];
61 /***********************************************************************
62 * create_window_handle
64 * Create a window handle with the server.
66 static WND
*create_window_handle( HWND parent
, HWND owner
, ATOM atom
,
67 HINSTANCE instance
, WINDOWPROCTYPE type
)
71 struct tagCLASS
*class = NULL
;
72 user_handle_t handle
= 0;
75 /* if 16-bit instance, map to module handle */
76 if (instance
&& !HIWORD(instance
))
77 instance
= HINSTANCE_32(GetExePtr(HINSTANCE_16(instance
)));
79 SERVER_START_REQ( create_window
)
84 req
->instance
= instance
;
85 if (!wine_server_call_err( req
))
87 handle
= reply
->handle
;
88 extra_bytes
= reply
->extra
;
89 class = reply
->class_ptr
;
96 WARN( "error %ld creating window\n", GetLastError() );
100 if (!(win
= HeapAlloc( GetProcessHeap(), 0, sizeof(WND
) + extra_bytes
- sizeof(win
->wExtra
) )))
102 SERVER_START_REQ( destroy_window
)
104 req
->handle
= handle
;
105 wine_server_call( req
);
108 SetLastError( ERROR_NOT_ENOUGH_MEMORY
);
114 index
= USER_HANDLE_TO_INDEX(handle
);
115 assert( index
< NB_USER_HANDLES
);
116 user_handles
[index
] = win
;
117 win
->hwndSelf
= handle
;
118 win
->dwMagic
= WND_MAGIC
;
120 win
->cbWndExtra
= extra_bytes
;
121 memset( win
->wExtra
, 0, extra_bytes
);
122 CLASS_AddWindow( class, win
, type
);
127 /***********************************************************************
130 * Free a window handle.
132 static WND
*free_window_handle( HWND hwnd
)
135 WORD index
= USER_HANDLE_TO_INDEX(hwnd
);
137 if (index
>= NB_USER_HANDLES
) return NULL
;
139 if ((ptr
= user_handles
[index
]))
141 SERVER_START_REQ( destroy_window
)
144 if (!wine_server_call_err( req
))
145 user_handles
[index
] = NULL
;
152 if (ptr
) HeapFree( GetProcessHeap(), 0, ptr
);
157 /*******************************************************************
158 * list_window_children
160 * Build an array of the children of a given window. The array must be
161 * freed with HeapFree. Returns NULL when no windows are found.
163 static HWND
*list_window_children( HWND hwnd
, ATOM atom
, DWORD tid
)
172 if (!(list
= HeapAlloc( GetProcessHeap(), 0, size
* sizeof(HWND
) ))) break;
174 SERVER_START_REQ( get_window_children
)
179 wine_server_set_reply( req
, list
, (size
-1) * sizeof(HWND
) );
180 if (!wine_server_call( req
)) count
= reply
->count
;
183 if (count
&& count
< size
)
188 HeapFree( GetProcessHeap(), 0, list
);
190 size
= count
+ 1; /* restart with a large enough buffer */
196 /*******************************************************************
199 static void send_parent_notify( HWND hwnd
, UINT msg
)
201 if ((GetWindowLongW( hwnd
, GWL_STYLE
) & (WS_CHILD
| WS_POPUP
)) == WS_CHILD
&&
202 !(GetWindowLongW( hwnd
, GWL_EXSTYLE
) & WS_EX_NOPARENTNOTIFY
))
203 SendMessageW( GetParent(hwnd
), WM_PARENTNOTIFY
,
204 MAKEWPARAM( msg
, GetWindowLongW( hwnd
, GWL_ID
)), (LPARAM
)hwnd
);
208 /*******************************************************************
209 * get_server_window_text
211 * Retrieve the window text from the server.
213 static void get_server_window_text( HWND hwnd
, LPWSTR text
, INT count
)
217 SERVER_START_REQ( get_window_text
)
220 wine_server_set_reply( req
, text
, (count
- 1) * sizeof(WCHAR
) );
221 if (!wine_server_call_err( req
)) len
= wine_server_reply_size(reply
);
224 text
[len
/ sizeof(WCHAR
)] = 0;
228 /***********************************************************************
231 * Return a pointer to the WND structure if local to the process,
232 * or WND_OTHER_PROCESS if handle may be valid in other process.
233 * If ret value is a valid pointer, it must be released with WIN_ReleasePtr.
235 WND
*WIN_GetPtr( HWND hwnd
)
238 WORD index
= USER_HANDLE_TO_INDEX(hwnd
);
240 if (index
>= NB_USER_HANDLES
) return NULL
;
243 if ((ptr
= user_handles
[index
]))
245 if (ptr
->dwMagic
== WND_MAGIC
&& (!HIWORD(hwnd
) || hwnd
== ptr
->hwndSelf
))
249 else ptr
= WND_OTHER_PROCESS
;
255 /***********************************************************************
256 * WIN_IsCurrentProcess
258 * Check whether a given window belongs to the current process (and return the full handle).
260 HWND
WIN_IsCurrentProcess( HWND hwnd
)
265 if (!(ptr
= WIN_GetPtr( hwnd
)) || ptr
== WND_OTHER_PROCESS
) return 0;
267 WIN_ReleasePtr( ptr
);
272 /***********************************************************************
273 * WIN_IsCurrentThread
275 * Check whether a given window belongs to the current thread (and return the full handle).
277 HWND
WIN_IsCurrentThread( HWND hwnd
)
282 if ((ptr
= WIN_GetPtr( hwnd
)) && ptr
!= WND_OTHER_PROCESS
)
284 if (ptr
->tid
== GetCurrentThreadId()) ret
= ptr
->hwndSelf
;
285 WIN_ReleasePtr( ptr
);
291 /***********************************************************************
294 * Convert a 16-bit window handle to a full 32-bit handle.
296 HWND
WIN_Handle32( HWND16 hwnd16
)
299 HWND hwnd
= (HWND
)(ULONG_PTR
)hwnd16
;
301 if (hwnd16
<= 1 || hwnd16
== 0xffff) return hwnd
;
302 /* do sign extension for -2 and -3 */
303 if (hwnd16
>= (HWND16
)-3) return (HWND
)(LONG_PTR
)(INT16
)hwnd16
;
305 if (!(ptr
= WIN_GetPtr( hwnd
))) return hwnd
;
307 if (ptr
!= WND_OTHER_PROCESS
)
309 hwnd
= ptr
->hwndSelf
;
310 WIN_ReleasePtr( ptr
);
312 else /* may belong to another process */
314 SERVER_START_REQ( get_window_info
)
317 if (!wine_server_call_err( req
)) hwnd
= reply
->full_handle
;
325 /***********************************************************************
328 * Return a pointer to the WND structure corresponding to a HWND.
330 WND
* WIN_FindWndPtr( HWND hwnd
)
334 if (!hwnd
) return NULL
;
336 if ((ptr
= WIN_GetPtr( hwnd
)))
338 if (ptr
!= WND_OTHER_PROCESS
)
340 /* increment destruction monitoring */
344 if (IsWindow( hwnd
)) /* check other processes */
346 ERR( "window %p belongs to other process\n", hwnd
);
347 /* DbgBreakPoint(); */
350 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
355 /***********************************************************************
358 * Release the pointer to the WND structure.
360 void WIN_ReleaseWndPtr(WND
*wndPtr
)
364 /* Decrement destruction monitoring value */
366 /* Check if it's time to release the memory */
367 if(wndPtr
->irefCount
== 0 && !wndPtr
->dwMagic
)
370 free_window_handle( wndPtr
->hwndSelf
);
372 else if(wndPtr
->irefCount
< 0)
374 /* This else if is useful to monitor the WIN_ReleaseWndPtr function */
375 ERR("forgot a Lock on %p somewhere\n",wndPtr
);
377 /* unlock all WND structures for thread safeness */
382 /***********************************************************************
385 * Remove a window from the siblings linked list.
387 void WIN_UnlinkWindow( HWND hwnd
)
389 WIN_LinkWindow( hwnd
, 0, 0 );
393 /***********************************************************************
396 * Insert a window into the siblings linked list.
397 * The window is inserted after the specified window, which can also
398 * be specified as HWND_TOP or HWND_BOTTOM.
399 * If parent is 0, window is unlinked from the tree.
401 void WIN_LinkWindow( HWND hwnd
, HWND parent
, HWND hwndInsertAfter
)
403 WND
*wndPtr
= WIN_GetPtr( hwnd
);
406 if (wndPtr
== WND_OTHER_PROCESS
)
408 if (IsWindow(hwnd
)) ERR(" cannot link other process window %p\n", hwnd
);
412 SERVER_START_REQ( link_window
)
415 req
->parent
= parent
;
416 req
->previous
= hwndInsertAfter
;
417 if (!wine_server_call( req
))
419 if (reply
->full_parent
) wndPtr
->parent
= reply
->full_parent
;
424 WIN_ReleasePtr( wndPtr
);
428 /***********************************************************************
431 * Change the owner of a window.
433 HWND
WIN_SetOwner( HWND hwnd
, HWND owner
)
435 WND
*win
= WIN_GetPtr( hwnd
);
439 if (win
== WND_OTHER_PROCESS
)
441 if (IsWindow(hwnd
)) ERR( "cannot set owner %p on other process window %p\n", owner
, hwnd
);
444 SERVER_START_REQ( set_window_owner
)
448 if (!wine_server_call( req
))
450 win
->owner
= reply
->full_owner
;
451 ret
= reply
->prev_owner
;
455 WIN_ReleasePtr( win
);
460 /***********************************************************************
463 * Change the style of a window.
465 LONG
WIN_SetStyle( HWND hwnd
, LONG style
)
469 WND
*win
= WIN_GetPtr( hwnd
);
472 if (win
== WND_OTHER_PROCESS
)
475 ERR( "cannot set style %lx on other process window %p\n", style
, hwnd
);
478 if (style
== win
->dwStyle
)
480 WIN_ReleasePtr( win
);
483 SERVER_START_REQ( set_window_info
)
486 req
->flags
= SET_WIN_STYLE
;
488 req
->extra_offset
= -1;
489 if ((ok
= !wine_server_call( req
)))
491 ret
= reply
->old_style
;
492 win
->dwStyle
= style
;
496 WIN_ReleasePtr( win
);
497 if (ok
&& USER_Driver
.pSetWindowStyle
) USER_Driver
.pSetWindowStyle( hwnd
, ret
);
502 /***********************************************************************
505 * Change the extended style of a window.
507 LONG
WIN_SetExStyle( HWND hwnd
, LONG style
)
510 WND
*win
= WIN_GetPtr( hwnd
);
513 if (win
== WND_OTHER_PROCESS
)
516 ERR( "cannot set exstyle %lx on other process window %p\n", style
, hwnd
);
519 if (style
== win
->dwExStyle
)
521 WIN_ReleasePtr( win
);
524 SERVER_START_REQ( set_window_info
)
527 req
->flags
= SET_WIN_EXSTYLE
;
528 req
->ex_style
= style
;
529 req
->extra_offset
= -1;
530 if (!wine_server_call( req
))
532 ret
= reply
->old_ex_style
;
533 win
->dwExStyle
= style
;
537 WIN_ReleasePtr( win
);
542 /***********************************************************************
545 * Set the window and client rectangles.
547 void WIN_SetRectangles( HWND hwnd
, const RECT
*rectWindow
, const RECT
*rectClient
)
549 WND
*win
= WIN_GetPtr( hwnd
);
553 if (win
== WND_OTHER_PROCESS
)
555 if (IsWindow( hwnd
)) ERR( "cannot set rectangles of other process window %p\n", hwnd
);
558 SERVER_START_REQ( set_window_rectangles
)
561 req
->window
.left
= rectWindow
->left
;
562 req
->window
.top
= rectWindow
->top
;
563 req
->window
.right
= rectWindow
->right
;
564 req
->window
.bottom
= rectWindow
->bottom
;
565 req
->client
.left
= rectClient
->left
;
566 req
->client
.top
= rectClient
->top
;
567 req
->client
.right
= rectClient
->right
;
568 req
->client
.bottom
= rectClient
->bottom
;
569 ret
= !wine_server_call( req
);
574 win
->rectWindow
= *rectWindow
;
575 win
->rectClient
= *rectClient
;
577 TRACE( "win %p window (%ld,%ld)-(%ld,%ld) client (%ld,%ld)-(%ld,%ld)\n", hwnd
,
578 rectWindow
->left
, rectWindow
->top
, rectWindow
->right
, rectWindow
->bottom
,
579 rectClient
->left
, rectClient
->top
, rectClient
->right
, rectClient
->bottom
);
581 WIN_ReleasePtr( win
);
585 /***********************************************************************
588 * Get the window and client rectangles.
590 BOOL
WIN_GetRectangles( HWND hwnd
, RECT
*rectWindow
, RECT
*rectClient
)
592 WND
*win
= WIN_GetPtr( hwnd
);
595 if (!win
) return FALSE
;
596 if (win
== WND_OTHER_PROCESS
)
598 SERVER_START_REQ( get_window_rectangles
)
601 if ((ret
= !wine_server_call( req
)))
605 rectWindow
->left
= reply
->window
.left
;
606 rectWindow
->top
= reply
->window
.top
;
607 rectWindow
->right
= reply
->window
.right
;
608 rectWindow
->bottom
= reply
->window
.bottom
;
612 rectClient
->left
= reply
->client
.left
;
613 rectClient
->top
= reply
->client
.top
;
614 rectClient
->right
= reply
->client
.right
;
615 rectClient
->bottom
= reply
->client
.bottom
;
623 if (rectWindow
) *rectWindow
= win
->rectWindow
;
624 if (rectClient
) *rectClient
= win
->rectClient
;
625 WIN_ReleasePtr( win
);
631 /***********************************************************************
634 * Destroy storage associated to a window. "Internals" p.358
636 LRESULT
WIN_DestroyWindow( HWND hwnd
)
641 TRACE("%p\n", hwnd
);
643 if (!(hwnd
= WIN_IsCurrentThread( hwnd
)))
645 ERR( "window doesn't belong to current thread\n" );
649 /* free child windows */
650 if ((list
= WIN_ListChildren( hwnd
)))
653 for (i
= 0; list
[i
]; i
++)
655 if (WIN_IsCurrentThread( list
[i
] )) WIN_DestroyWindow( list
[i
] );
656 else SendMessageW( list
[i
], WM_WINE_DESTROYWINDOW
, 0, 0 );
658 HeapFree( GetProcessHeap(), 0, list
);
662 * Clear the update region to make sure no WM_PAINT messages will be
663 * generated for this window while processing the WM_NCDESTROY.
665 RedrawWindow( hwnd
, NULL
, 0,
666 RDW_VALIDATE
| RDW_NOFRAME
| RDW_NOERASE
| RDW_NOINTERNALPAINT
| RDW_NOCHILDREN
);
669 * Send the WM_NCDESTROY to the window being destroyed.
671 SendMessageA( hwnd
, WM_NCDESTROY
, 0, 0);
673 /* FIXME: do we need to fake QS_MOUSEMOVE wakebit? */
675 WINPOS_CheckInternalPos( hwnd
);
676 if( hwnd
== GetCapture()) ReleaseCapture();
678 /* free resources associated with the window */
680 TIMER_RemoveWindowTimers( hwnd
);
682 if (!(wndPtr
= WIN_FindWndPtr( hwnd
))) return 0;
684 if (!(wndPtr
->dwStyle
& WS_CHILD
))
686 HMENU menu
= (HMENU
)SetWindowLongW( hwnd
, GWL_ID
, 0 );
687 if (menu
) DestroyMenu( menu
);
689 if (wndPtr
->hSysMenu
)
691 DestroyMenu( wndPtr
->hSysMenu
);
692 wndPtr
->hSysMenu
= 0;
694 DCE_FreeWindowDCE( hwnd
); /* Always do this to catch orphaned DCs */
695 USER_Driver
.pDestroyWindow( hwnd
);
696 WINPROC_FreeProc( wndPtr
->winproc
, WIN_PROC_WINDOW
);
697 wndPtr
->class = NULL
;
698 wndPtr
->dwMagic
= 0; /* Mark it as invalid */
699 WIN_ReleaseWndPtr( wndPtr
);
703 /***********************************************************************
704 * WIN_DestroyThreadWindows
706 * Destroy all children of 'wnd' owned by the current thread.
707 * Return TRUE if something was done.
709 void WIN_DestroyThreadWindows( HWND hwnd
)
714 if (!(list
= WIN_ListChildren( hwnd
))) return;
715 for (i
= 0; list
[i
]; i
++)
717 if (WIN_IsCurrentThread( list
[i
] ))
718 DestroyWindow( list
[i
] );
720 WIN_DestroyThreadWindows( list
[i
] );
722 HeapFree( GetProcessHeap(), 0, list
);
725 /***********************************************************************
726 * WIN_CreateDesktopWindow
728 * Create the desktop window.
730 BOOL
WIN_CreateDesktopWindow(void)
736 TRACE("Creating desktop window\n");
738 if (!WINPOS_CreateInternalPosAtom()) return FALSE
;
740 pWndDesktop
= create_window_handle( 0, 0, LOWORD(DESKTOP_CLASS_ATOM
), 0, WIN_PROC_32W
);
741 if (!pWndDesktop
) return FALSE
;
742 hwndDesktop
= pWndDesktop
->hwndSelf
;
744 pWndDesktop
->tid
= 0; /* nobody owns the desktop */
745 pWndDesktop
->parent
= 0;
746 pWndDesktop
->owner
= 0;
747 pWndDesktop
->text
= NULL
;
748 pWndDesktop
->hrgnUpdate
= 0;
749 pWndDesktop
->pVScroll
= NULL
;
750 pWndDesktop
->pHScroll
= NULL
;
751 pWndDesktop
->helpContext
= 0;
752 pWndDesktop
->flags
= 0;
753 pWndDesktop
->hSysMenu
= 0;
755 cs
.lpCreateParams
= NULL
;
761 cs
.cx
= GetSystemMetrics( SM_CXSCREEN
);
762 cs
.cy
= GetSystemMetrics( SM_CYSCREEN
);
763 cs
.style
= pWndDesktop
->dwStyle
;
764 cs
.dwExStyle
= pWndDesktop
->dwExStyle
;
766 cs
.lpszClass
= DESKTOP_CLASS_ATOM
;
768 SetRect( &rect
, 0, 0, cs
.cx
, cs
.cy
);
769 WIN_SetRectangles( hwndDesktop
, &rect
, &rect
);
771 SERVER_START_REQ( set_window_info
)
773 req
->handle
= hwndDesktop
;
774 req
->flags
= 0; /* don't set anything, just retrieve */
775 req
->extra_offset
= -1;
776 wine_server_call( req
);
777 pWndDesktop
->dwStyle
= reply
->old_style
;
778 pWndDesktop
->dwExStyle
= reply
->old_ex_style
;
779 pWndDesktop
->hInstance
= (HINSTANCE
)reply
->old_instance
;
780 pWndDesktop
->userdata
= (ULONG_PTR
)reply
->old_user_data
;
781 pWndDesktop
->wIDmenu
= reply
->old_id
;
785 if (!USER_Driver
.pCreateWindow( hwndDesktop
, &cs
, FALSE
))
787 WIN_ReleaseWndPtr( pWndDesktop
);
791 pWndDesktop
->flags
|= WIN_NEEDS_ERASEBKGND
;
792 WIN_ReleaseWndPtr( pWndDesktop
);
797 /***********************************************************************
800 * Fix the coordinates - Helper for WIN_CreateWindowEx.
801 * returns default show mode in sw.
802 * Note: the feature presented as undocumented *is* in the MSDN since 1993.
804 static void WIN_FixCoordinates( CREATESTRUCTA
*cs
, INT
*sw
)
806 if (cs
->x
== CW_USEDEFAULT
|| cs
->x
== CW_USEDEFAULT16
||
807 cs
->cx
== CW_USEDEFAULT
|| cs
->cx
== CW_USEDEFAULT16
)
809 if (cs
->style
& (WS_CHILD
| WS_POPUP
))
811 if (cs
->dwExStyle
& WS_EX_MDICHILD
)
815 MDI_CalcDefaultChildPos(cs
->hwndParent
, -1, pos
, 0);
817 if (cs
->x
== CW_USEDEFAULT
|| cs
->x
== CW_USEDEFAULT16
)
822 if (cs
->cx
== CW_USEDEFAULT
|| cs
->cx
== CW_USEDEFAULT16
|| !cs
->cx
)
824 if (cs
->cy
== CW_USEDEFAULT
|| cs
->cy
== CW_USEDEFAULT16
|| !cs
->cy
)
829 if (cs
->x
== CW_USEDEFAULT
|| cs
->x
== CW_USEDEFAULT16
)
831 if (cs
->cx
== CW_USEDEFAULT
|| cs
->cx
== CW_USEDEFAULT16
)
835 else /* overlapped window */
839 GetStartupInfoA( &info
);
841 if (cs
->x
== CW_USEDEFAULT
|| cs
->x
== CW_USEDEFAULT16
)
843 /* Never believe Microsoft's documentation... CreateWindowEx doc says
844 * that if an overlapped window is created with WS_VISIBLE style bit
845 * set and the x parameter is set to CW_USEDEFAULT, the system ignores
846 * the y parameter. However, disassembling NT implementation (WIN32K.SYS)
849 * 1) not only it checks for CW_USEDEFAULT but also for CW_USEDEFAULT16
850 * 2) it does not ignore the y parameter as the docs claim; instead, it
851 * uses it as second parameter to ShowWindow() unless y is either
852 * CW_USEDEFAULT or CW_USEDEFAULT16.
854 * The fact that we didn't do 2) caused bogus windows pop up when wine
855 * was running apps that were using this obscure feature. Example -
856 * calc.exe that comes with Win98 (only Win98, it's different from
857 * the one that comes with Win95 and NT)
859 if (cs
->y
!= CW_USEDEFAULT
&& cs
->y
!= CW_USEDEFAULT16
) *sw
= cs
->y
;
860 cs
->x
= (info
.dwFlags
& STARTF_USEPOSITION
) ? info
.dwX
: 0;
861 cs
->y
= (info
.dwFlags
& STARTF_USEPOSITION
) ? info
.dwY
: 0;
864 if (cs
->cx
== CW_USEDEFAULT
|| cs
->cx
== CW_USEDEFAULT16
)
866 if (info
.dwFlags
& STARTF_USESIZE
)
868 cs
->cx
= info
.dwXSize
;
869 cs
->cy
= info
.dwYSize
;
871 else /* if no other hint from the app, pick 3/4 of the screen real estate */
874 SystemParametersInfoA( SPI_GETWORKAREA
, 0, &r
, 0);
875 cs
->cx
= (((r
.right
- r
.left
) * 3) / 4) - cs
->x
;
876 cs
->cy
= (((r
.bottom
- r
.top
) * 3) / 4) - cs
->y
;
883 /* neither x nor cx are default. Check the y values .
884 * In the trace we see Outlook and Outlook Express using
885 * cy set to CW_USEDEFAULT when opening the address book.
887 if (cs
->cy
== CW_USEDEFAULT
|| cs
->cy
== CW_USEDEFAULT16
) {
889 FIXME("Strange use of CW_USEDEFAULT in nHeight\n");
890 SystemParametersInfoA( SPI_GETWORKAREA
, 0, &r
, 0);
891 cs
->cy
= (((r
.bottom
- r
.top
) * 3) / 4) - cs
->y
;
896 /***********************************************************************
899 static void dump_window_styles( DWORD style
, DWORD exstyle
)
902 if(style
& WS_POPUP
) TRACE(" WS_POPUP");
903 if(style
& WS_CHILD
) TRACE(" WS_CHILD");
904 if(style
& WS_MINIMIZE
) TRACE(" WS_MINIMIZE");
905 if(style
& WS_VISIBLE
) TRACE(" WS_VISIBLE");
906 if(style
& WS_DISABLED
) TRACE(" WS_DISABLED");
907 if(style
& WS_CLIPSIBLINGS
) TRACE(" WS_CLIPSIBLINGS");
908 if(style
& WS_CLIPCHILDREN
) TRACE(" WS_CLIPCHILDREN");
909 if(style
& WS_MAXIMIZE
) TRACE(" WS_MAXIMIZE");
910 if((style
& WS_CAPTION
) == WS_CAPTION
) TRACE(" WS_CAPTION");
913 if(style
& WS_BORDER
) TRACE(" WS_BORDER");
914 if(style
& WS_DLGFRAME
) TRACE(" WS_DLGFRAME");
916 if(style
& WS_VSCROLL
) TRACE(" WS_VSCROLL");
917 if(style
& WS_HSCROLL
) TRACE(" WS_HSCROLL");
918 if(style
& WS_SYSMENU
) TRACE(" WS_SYSMENU");
919 if(style
& WS_THICKFRAME
) TRACE(" WS_THICKFRAME");
920 if(style
& WS_GROUP
) TRACE(" WS_GROUP");
921 if(style
& WS_TABSTOP
) TRACE(" WS_TABSTOP");
922 if(style
& WS_MINIMIZEBOX
) TRACE(" WS_MINIMIZEBOX");
923 if(style
& WS_MAXIMIZEBOX
) TRACE(" WS_MAXIMIZEBOX");
925 /* FIXME: Add dumping of BS_/ES_/SBS_/LBS_/CBS_/DS_/etc. styles */
926 #define DUMPED_STYLES \
946 if(style
& ~DUMPED_STYLES
) TRACE(" %08lx", style
& ~DUMPED_STYLES
);
951 if(exstyle
& WS_EX_DLGMODALFRAME
) TRACE(" WS_EX_DLGMODALFRAME");
952 if(exstyle
& WS_EX_DRAGDETECT
) TRACE(" WS_EX_DRAGDETECT");
953 if(exstyle
& WS_EX_NOPARENTNOTIFY
) TRACE(" WS_EX_NOPARENTNOTIFY");
954 if(exstyle
& WS_EX_TOPMOST
) TRACE(" WS_EX_TOPMOST");
955 if(exstyle
& WS_EX_ACCEPTFILES
) TRACE(" WS_EX_ACCEPTFILES");
956 if(exstyle
& WS_EX_TRANSPARENT
) TRACE(" WS_EX_TRANSPARENT");
957 if(exstyle
& WS_EX_MDICHILD
) TRACE(" WS_EX_MDICHILD");
958 if(exstyle
& WS_EX_TOOLWINDOW
) TRACE(" WS_EX_TOOLWINDOW");
959 if(exstyle
& WS_EX_WINDOWEDGE
) TRACE(" WS_EX_WINDOWEDGE");
960 if(exstyle
& WS_EX_CLIENTEDGE
) TRACE(" WS_EX_CLIENTEDGE");
961 if(exstyle
& WS_EX_CONTEXTHELP
) TRACE(" WS_EX_CONTEXTHELP");
962 if(exstyle
& WS_EX_RIGHT
) TRACE(" WS_EX_RIGHT");
963 if(exstyle
& WS_EX_RTLREADING
) TRACE(" WS_EX_RTLREADING");
964 if(exstyle
& WS_EX_LEFTSCROLLBAR
) TRACE(" WS_EX_LEFTSCROLLBAR");
965 if(exstyle
& WS_EX_CONTROLPARENT
) TRACE(" WS_EX_CONTROLPARENT");
966 if(exstyle
& WS_EX_STATICEDGE
) TRACE(" WS_EX_STATICEDGE");
967 if(exstyle
& WS_EX_APPWINDOW
) TRACE(" WS_EX_APPWINDOW");
968 if(exstyle
& WS_EX_LAYERED
) TRACE(" WS_EX_LAYERED");
970 #define DUMPED_EX_STYLES \
971 (WS_EX_DLGMODALFRAME | \
973 WS_EX_NOPARENTNOTIFY | \
975 WS_EX_ACCEPTFILES | \
976 WS_EX_TRANSPARENT | \
981 WS_EX_CONTEXTHELP | \
984 WS_EX_LEFTSCROLLBAR | \
985 WS_EX_CONTROLPARENT | \
990 if(exstyle
& ~DUMPED_EX_STYLES
) TRACE(" %08lx", exstyle
& ~DUMPED_EX_STYLES
);
992 #undef DUMPED_EX_STYLES
996 /***********************************************************************
999 * Implementation of CreateWindowEx().
1001 static HWND
WIN_CreateWindowEx( CREATESTRUCTA
*cs
, ATOM classAtom
,
1002 WINDOWPROCTYPE type
)
1006 HWND hwnd
, parent
, owner
, top_child
= 0;
1007 BOOL unicode
= (type
== WIN_PROC_32W
);
1009 TRACE("%s %s ex=%08lx style=%08lx %d,%d %dx%d parent=%p menu=%p inst=%p params=%p\n",
1010 (type
== WIN_PROC_32W
) ? debugstr_w((LPWSTR
)cs
->lpszName
) : debugstr_a(cs
->lpszName
),
1011 (type
== WIN_PROC_32W
) ? debugstr_w((LPWSTR
)cs
->lpszClass
) : debugstr_a(cs
->lpszClass
),
1012 cs
->dwExStyle
, cs
->style
, cs
->x
, cs
->y
, cs
->cx
, cs
->cy
,
1013 cs
->hwndParent
, cs
->hMenu
, cs
->hInstance
, cs
->lpCreateParams
);
1015 if(TRACE_ON(win
)) dump_window_styles( cs
->style
, cs
->dwExStyle
);
1017 TRACE("winproc type is %d (%s)\n", type
, (type
== WIN_PROC_16
) ? "WIN_PROC_16" :
1018 ((type
== WIN_PROC_32A
) ? "WIN_PROC_32A" : "WIN_PROC_32W") );
1020 /* Fix the styles for MDI children */
1021 if (cs
->dwExStyle
& WS_EX_MDICHILD
)
1023 MDICREATESTRUCTA mdi_cs
;
1026 wndPtr
= WIN_GetPtr(cs
->hwndParent
);
1027 if (wndPtr
&& wndPtr
!= WND_OTHER_PROCESS
)
1029 flags
= wndPtr
->flags
;
1030 WIN_ReleasePtr(wndPtr
);
1033 if (!(flags
& WIN_ISMDICLIENT
))
1035 WARN("WS_EX_MDICHILD, but parent %p is not MDIClient\n", cs
->hwndParent
);
1039 /* cs->lpCreateParams of WM_[NC]CREATE is different for MDI children.
1040 * MDICREATESTRUCT members have the originally passed values.
1042 * Note: we rely on the fact that MDICREATESTRUCTA and MDICREATESTRUCTW
1043 * have the same layout.
1045 mdi_cs
.szClass
= cs
->lpszClass
;
1046 mdi_cs
.szTitle
= cs
->lpszName
;
1047 mdi_cs
.hOwner
= cs
->hInstance
;
1052 mdi_cs
.style
= cs
->style
;
1053 mdi_cs
.lParam
= (LPARAM
)cs
->lpCreateParams
;
1055 cs
->lpCreateParams
= (LPVOID
)&mdi_cs
;
1057 if (GetWindowLongW(cs
->hwndParent
, GWL_STYLE
) & MDIS_ALLCHILDSTYLES
)
1059 if (cs
->style
& WS_POPUP
)
1061 TRACE("WS_POPUP with MDIS_ALLCHILDSTYLES is not allowed\n");
1064 cs
->style
|= WS_CHILD
| WS_CLIPSIBLINGS
;
1068 cs
->style
&= ~WS_POPUP
;
1069 cs
->style
|= WS_CHILD
| WS_VISIBLE
| WS_CLIPSIBLINGS
| WS_CAPTION
|
1070 WS_SYSMENU
| WS_THICKFRAME
| WS_MINIMIZEBOX
| WS_MAXIMIZEBOX
;
1073 top_child
= GetWindow(cs
->hwndParent
, GW_CHILD
);
1076 /* Find the parent window */
1078 parent
= GetDesktopWindow();
1081 if (cs
->hwndParent
== HWND_MESSAGE
)
1083 /* native ole32.OleInitialize uses HWND_MESSAGE to create the
1084 * message window (style: WS_POPUP|WS_DISABLED)
1086 FIXME("Parent is HWND_MESSAGE\n");
1088 else if (cs
->hwndParent
)
1090 /* Make sure parent is valid */
1091 if (!IsWindow( cs
->hwndParent
))
1093 WARN("Bad parent %p\n", cs
->hwndParent
);
1096 if ((cs
->style
& (WS_CHILD
|WS_POPUP
)) == WS_CHILD
)
1097 parent
= WIN_GetFullHandle(cs
->hwndParent
);
1099 owner
= GetAncestor( cs
->hwndParent
, GA_ROOT
);
1101 else if ((cs
->style
& (WS_CHILD
|WS_POPUP
)) == WS_CHILD
)
1103 WARN("No parent for child window\n" );
1104 return 0; /* WS_CHILD needs a parent, but WS_POPUP doesn't */
1107 WIN_FixCoordinates(cs
, &sw
); /* fix default coordinates */
1109 /* Correct the window styles.
1111 * It affects both the style loaded into the WIN structure and
1112 * passed in the CREATESTRUCT to the WM_[NC]CREATE.
1114 * WS_EX_WINDOWEDGE appears to be enforced based on the other styles, so
1115 * why does the user get to set it?
1118 /* This has been tested for WS_CHILD | WS_VISIBLE. It has not been
1119 * tested for WS_POPUP
1121 if ((cs
->dwExStyle
& WS_EX_DLGMODALFRAME
) ||
1122 ((!(cs
->dwExStyle
& WS_EX_STATICEDGE
)) &&
1123 (cs
->style
& (WS_DLGFRAME
| WS_THICKFRAME
))))
1124 cs
->dwExStyle
|= WS_EX_WINDOWEDGE
;
1126 cs
->dwExStyle
&= ~WS_EX_WINDOWEDGE
;
1128 if (!(cs
->style
& WS_CHILD
))
1130 cs
->style
|= WS_CLIPSIBLINGS
;
1131 if (!(cs
->style
& WS_POPUP
))
1132 cs
->style
|= WS_CAPTION
;
1135 /* Create the window structure */
1137 if (!(wndPtr
= create_window_handle( parent
, owner
, classAtom
, cs
->hInstance
, type
)))
1139 TRACE("out of memory\n" );
1142 hwnd
= wndPtr
->hwndSelf
;
1144 /* Fill the window structure */
1146 wndPtr
->tid
= GetCurrentThreadId();
1147 wndPtr
->owner
= owner
;
1148 wndPtr
->parent
= parent
;
1149 wndPtr
->hInstance
= cs
->hInstance
;
1150 wndPtr
->text
= NULL
;
1151 wndPtr
->hrgnUpdate
= 0;
1152 wndPtr
->hrgnWnd
= 0;
1153 wndPtr
->dwStyle
= cs
->style
& ~WS_VISIBLE
;
1154 wndPtr
->dwExStyle
= cs
->dwExStyle
;
1155 wndPtr
->wIDmenu
= 0;
1156 wndPtr
->helpContext
= 0;
1157 wndPtr
->flags
= (type
== WIN_PROC_16
) ? 0 : WIN_ISWIN32
;
1158 wndPtr
->pVScroll
= NULL
;
1159 wndPtr
->pHScroll
= NULL
;
1160 wndPtr
->userdata
= 0;
1162 wndPtr
->hIconSmall
= 0;
1163 wndPtr
->hSysMenu
= (wndPtr
->dwStyle
& WS_SYSMENU
) ? MENU_GetSysMenu( hwnd
, 0 ) : 0;
1165 if (!(cs
->style
& (WS_CHILD
| WS_POPUP
)))
1166 wndPtr
->flags
|= WIN_NEED_SIZE
;
1168 SERVER_START_REQ( set_window_info
)
1171 req
->flags
= SET_WIN_STYLE
| SET_WIN_EXSTYLE
| SET_WIN_INSTANCE
;
1172 req
->style
= wndPtr
->dwStyle
;
1173 req
->ex_style
= wndPtr
->dwExStyle
;
1174 req
->instance
= (void *)wndPtr
->hInstance
;
1175 req
->extra_offset
= -1;
1176 wine_server_call( req
);
1180 /* Get class or window DC if needed */
1182 if (wndPtr
->clsStyle
& CS_OWNDC
) wndPtr
->dce
= DCE_AllocDCE(hwnd
,DCE_WINDOW_DC
);
1184 /* Set the window menu */
1186 if (((wndPtr
->dwStyle
& (WS_CAPTION
|WS_CHILD
)) == WS_CAPTION
) ||
1187 (wndPtr
->dwExStyle
& WS_EX_APPWINDOW
))
1189 if (cs
->hMenu
) MENU_SetMenu(hwnd
, cs
->hMenu
);
1192 LPCSTR menuName
= (LPCSTR
)GetClassLongA( hwnd
, GCL_MENUNAME
);
1195 if (HIWORD(cs
->hInstance
))
1196 cs
->hMenu
= LoadMenuA(cs
->hInstance
,menuName
);
1198 cs
->hMenu
= HMENU_32(LoadMenu16(HINSTANCE_16(cs
->hInstance
),menuName
));
1200 if (cs
->hMenu
) MENU_SetMenu( hwnd
, cs
->hMenu
);
1204 else SetWindowLongW( hwnd
, GWL_ID
, (UINT
)cs
->hMenu
);
1205 WIN_ReleaseWndPtr( wndPtr
);
1207 if (!USER_Driver
.pCreateWindow( hwnd
, cs
, unicode
))
1209 WIN_DestroyWindow( hwnd
);
1213 /* Notify the parent window only */
1215 send_parent_notify( hwnd
, WM_CREATE
);
1216 if (!IsWindow( hwnd
)) return 0;
1218 if (cs
->dwExStyle
& WS_EX_MDICHILD
)
1222 /* Restore current maximized child */
1223 if((cs
->style
& WS_VISIBLE
) && IsZoomed(top_child
))
1225 TRACE("Restoring current maximized child %p\n", top_child
);
1226 ShowWindow(top_child
, SW_SHOWNOACTIVATE
);
1230 SendMessageW(cs
->hwndParent
, WM_MDIREFRESHMENU
, 0, 0);
1233 if (cs
->style
& WS_VISIBLE
)
1234 ShowWindow( hwnd
, sw
);
1236 /* Call WH_SHELL hook */
1238 if (!(GetWindowLongW( hwnd
, GWL_STYLE
) & WS_CHILD
) && !GetWindow( hwnd
, GW_OWNER
))
1239 HOOK_CallHooks( WH_SHELL
, HSHELL_WINDOWCREATED
, (WPARAM
)hwnd
, 0, TRUE
);
1241 TRACE("created window %p\n", hwnd
);
1246 /***********************************************************************
1247 * CreateWindow (USER.41)
1249 HWND16 WINAPI
CreateWindow16( LPCSTR className
, LPCSTR windowName
,
1250 DWORD style
, INT16 x
, INT16 y
, INT16 width
,
1251 INT16 height
, HWND16 parent
, HMENU16 menu
,
1252 HINSTANCE16 instance
, LPVOID data
)
1254 return CreateWindowEx16( 0, className
, windowName
, style
,
1255 x
, y
, width
, height
, parent
, menu
, instance
, data
);
1259 /***********************************************************************
1260 * CreateWindowEx (USER.452)
1262 HWND16 WINAPI
CreateWindowEx16( DWORD exStyle
, LPCSTR className
,
1263 LPCSTR windowName
, DWORD style
, INT16 x
,
1264 INT16 y
, INT16 width
, INT16 height
,
1265 HWND16 parent
, HMENU16 menu
,
1266 HINSTANCE16 instance
, LPVOID data
)
1272 /* Find the class atom */
1274 if (HIWORD(className
))
1276 if (!(classAtom
= GlobalFindAtomA( className
)))
1278 ERR( "bad class name %s\n", debugstr_a(className
) );
1284 classAtom
= LOWORD(className
);
1285 if (!GlobalGetAtomNameA( classAtom
, buffer
, sizeof(buffer
) ))
1287 ERR( "bad atom %x\n", classAtom
);
1293 /* Fix the coordinates */
1295 cs
.x
= (x
== CW_USEDEFAULT16
) ? CW_USEDEFAULT
: (INT
)x
;
1296 cs
.y
= (y
== CW_USEDEFAULT16
) ? CW_USEDEFAULT
: (INT
)y
;
1297 cs
.cx
= (width
== CW_USEDEFAULT16
) ? CW_USEDEFAULT
: (INT
)width
;
1298 cs
.cy
= (height
== CW_USEDEFAULT16
) ? CW_USEDEFAULT
: (INT
)height
;
1300 /* Create the window */
1302 cs
.lpCreateParams
= data
;
1303 cs
.hInstance
= HINSTANCE_32(instance
);
1304 cs
.hMenu
= HMENU_32(menu
);
1305 cs
.hwndParent
= WIN_Handle32( parent
);
1307 cs
.lpszName
= windowName
;
1308 cs
.lpszClass
= className
;
1309 cs
.dwExStyle
= exStyle
;
1311 return HWND_16( WIN_CreateWindowEx( &cs
, classAtom
, WIN_PROC_16
));
1315 /***********************************************************************
1316 * CreateWindowExA (USER32.@)
1318 HWND WINAPI
CreateWindowExA( DWORD exStyle
, LPCSTR className
,
1319 LPCSTR windowName
, DWORD style
, INT x
,
1320 INT y
, INT width
, INT height
,
1321 HWND parent
, HMENU menu
,
1322 HINSTANCE instance
, LPVOID data
)
1328 /* Find the class atom */
1330 if (HIWORD(className
))
1332 if (!(classAtom
= GlobalFindAtomA( className
)))
1334 ERR( "bad class name %s\n", debugstr_a(className
) );
1340 classAtom
= LOWORD(className
);
1341 if (!GlobalGetAtomNameA( classAtom
, buffer
, sizeof(buffer
) ))
1343 ERR( "bad atom %x\n", classAtom
);
1349 /* Create the window */
1351 cs
.lpCreateParams
= data
;
1352 cs
.hInstance
= instance
;
1354 cs
.hwndParent
= parent
;
1360 cs
.lpszName
= windowName
;
1361 cs
.lpszClass
= className
;
1362 cs
.dwExStyle
= exStyle
;
1364 return WIN_CreateWindowEx( &cs
, classAtom
, WIN_PROC_32A
);
1368 /***********************************************************************
1369 * CreateWindowExW (USER32.@)
1371 HWND WINAPI
CreateWindowExW( DWORD exStyle
, LPCWSTR className
,
1372 LPCWSTR windowName
, DWORD style
, INT x
,
1373 INT y
, INT width
, INT height
,
1374 HWND parent
, HMENU menu
,
1375 HINSTANCE instance
, LPVOID data
)
1381 /* Find the class atom */
1383 if (HIWORD(className
))
1385 if (!(classAtom
= GlobalFindAtomW( className
)))
1387 ERR( "bad class name %s\n", debugstr_w(className
) );
1393 classAtom
= LOWORD(className
);
1394 if (!GlobalGetAtomNameW( classAtom
, buffer
, sizeof(buffer
)/sizeof(WCHAR
) ))
1396 ERR( "bad atom %x\n", classAtom
);
1402 /* Create the window */
1404 cs
.lpCreateParams
= data
;
1405 cs
.hInstance
= instance
;
1407 cs
.hwndParent
= parent
;
1413 cs
.lpszName
= windowName
;
1414 cs
.lpszClass
= className
;
1415 cs
.dwExStyle
= exStyle
;
1417 /* Note: we rely on the fact that CREATESTRUCTA and */
1418 /* CREATESTRUCTW have the same layout. */
1419 return WIN_CreateWindowEx( (CREATESTRUCTA
*)&cs
, classAtom
, WIN_PROC_32W
);
1423 /***********************************************************************
1424 * WIN_SendDestroyMsg
1426 static void WIN_SendDestroyMsg( HWND hwnd
)
1430 if (GetGUIThreadInfo( GetCurrentThreadId(), &info
))
1432 if (hwnd
== info
.hwndCaret
) DestroyCaret();
1433 if (hwnd
== info
.hwndActive
) WINPOS_ActivateOtherWindow( hwnd
);
1435 if (USER_Driver
.pResetSelectionOwner
)
1436 USER_Driver
.pResetSelectionOwner( hwnd
, TRUE
);
1439 * Send the WM_DESTROY to the window.
1441 SendMessageA( hwnd
, WM_DESTROY
, 0, 0);
1444 * This WM_DESTROY message can trigger re-entrant calls to DestroyWindow
1445 * make sure that the window still exists when we come back.
1452 if (!(pWndArray
= WIN_ListChildren( hwnd
))) return;
1454 /* start from the end (FIXME: is this needed?) */
1455 for (i
= 0; pWndArray
[i
]; i
++) ;
1459 if (IsWindow( pWndArray
[i
] )) WIN_SendDestroyMsg( pWndArray
[i
] );
1461 HeapFree( GetProcessHeap(), 0, pWndArray
);
1464 WARN("\tdestroyed itself while in WM_DESTROY!\n");
1468 /***********************************************************************
1469 * DestroyWindow (USER32.@)
1471 BOOL WINAPI
DestroyWindow( HWND hwnd
)
1475 if (!(hwnd
= WIN_IsCurrentThread( hwnd
)) || (hwnd
== GetDesktopWindow()))
1477 SetLastError( ERROR_ACCESS_DENIED
);
1481 TRACE("(%p)\n", hwnd
);
1483 if (GetWindowLongW(hwnd
, GWL_EXSTYLE
) & WS_EX_MDICHILD
)
1484 SendMessageW(GetAncestor(hwnd
, GA_PARENT
), WM_MDIREFRESHMENU
, 0, 0);
1488 if (HOOK_CallHooks( WH_CBT
, HCBT_DESTROYWND
, (WPARAM
)hwnd
, 0, TRUE
)) return FALSE
;
1490 is_child
= (GetWindowLongW( hwnd
, GWL_STYLE
) & WS_CHILD
) != 0;
1494 if (!USER_IsExitingThread( GetCurrentThreadId() ))
1495 send_parent_notify( hwnd
, WM_DESTROY
);
1497 else if (!GetWindow( hwnd
, GW_OWNER
))
1499 HOOK_CallHooks( WH_SHELL
, HSHELL_WINDOWDESTROYED
, (WPARAM
)hwnd
, 0L, TRUE
);
1500 /* FIXME: clean up palette - see "Internals" p.352 */
1503 if (!IsWindow(hwnd
)) return TRUE
;
1505 if (USER_Driver
.pResetSelectionOwner
)
1506 USER_Driver
.pResetSelectionOwner( hwnd
, FALSE
); /* before the window is unmapped */
1508 /* Hide the window */
1510 /* Only child windows receive WM_SHOWWINDOW in DestroyWindow() */
1512 ShowWindow( hwnd
, SW_HIDE
);
1514 SetWindowPos( hwnd
, 0, 0, 0, 0, 0, SWP_NOMOVE
| SWP_NOSIZE
|
1515 SWP_NOZORDER
| SWP_NOACTIVATE
| SWP_HIDEWINDOW
);
1517 if (!IsWindow(hwnd
)) return TRUE
;
1519 /* Recursively destroy owned windows */
1526 HWND
*list
= WIN_ListChildren( GetDesktopWindow() );
1529 for (i
= 0; list
[i
]; i
++)
1531 if (GetWindow( list
[i
], GW_OWNER
) != hwnd
) continue;
1532 if (WIN_IsCurrentThread( list
[i
] ))
1534 DestroyWindow( list
[i
] );
1538 WIN_SetOwner( list
[i
], 0 );
1540 HeapFree( GetProcessHeap(), 0, list
);
1542 if (!got_one
) break;
1546 /* Send destroy messages */
1548 WIN_SendDestroyMsg( hwnd
);
1549 if (!IsWindow( hwnd
)) return TRUE
;
1551 if (GetClipboardOwner() == hwnd
)
1552 CLIPBOARD_ReleaseOwner();
1554 /* Unlink now so we won't bother with the children later on */
1556 WIN_UnlinkWindow( hwnd
);
1558 /* Destroy the window storage */
1560 WIN_DestroyWindow( hwnd
);
1565 /***********************************************************************
1566 * CloseWindow (USER32.@)
1568 BOOL WINAPI
CloseWindow( HWND hwnd
)
1570 if (GetWindowLongW( hwnd
, GWL_STYLE
) & WS_CHILD
) return FALSE
;
1571 ShowWindow( hwnd
, SW_MINIMIZE
);
1576 /***********************************************************************
1577 * OpenIcon (USER32.@)
1579 BOOL WINAPI
OpenIcon( HWND hwnd
)
1581 if (!IsIconic( hwnd
)) return FALSE
;
1582 ShowWindow( hwnd
, SW_SHOWNORMAL
);
1587 /***********************************************************************
1590 * Implementation of FindWindow() and FindWindowEx().
1592 static HWND
WIN_FindWindow( HWND parent
, HWND child
, ATOM className
, LPCWSTR title
)
1597 WCHAR
*buffer
= NULL
;
1599 if (!parent
) parent
= GetDesktopWindow();
1602 len
= strlenW(title
) + 1; /* one extra char to check for chars beyond the end */
1603 if (!(buffer
= HeapAlloc( GetProcessHeap(), 0, (len
+ 1) * sizeof(WCHAR
) ))) return 0;
1606 if (!(list
= list_window_children( parent
, className
, 0 ))) goto done
;
1610 child
= WIN_GetFullHandle( child
);
1611 while (list
[i
] && list
[i
] != child
) i
++;
1612 if (!list
[i
]) goto done
;
1613 i
++; /* start from next window */
1620 if (GetWindowTextW( list
[i
], buffer
, len
+ 1 ) && !strcmpiW( buffer
, title
)) break;
1627 if (list
) HeapFree( GetProcessHeap(), 0, list
);
1628 if (buffer
) HeapFree( GetProcessHeap(), 0, buffer
);
1634 /***********************************************************************
1635 * FindWindowA (USER32.@)
1637 HWND WINAPI
FindWindowA( LPCSTR className
, LPCSTR title
)
1639 HWND ret
= FindWindowExA( 0, 0, className
, title
);
1640 if (!ret
) SetLastError (ERROR_CANNOT_FIND_WND_CLASS
);
1645 /***********************************************************************
1646 * FindWindowExA (USER32.@)
1648 HWND WINAPI
FindWindowExA( HWND parent
, HWND child
,
1649 LPCSTR className
, LPCSTR title
)
1658 /* If the atom doesn't exist, then no class */
1659 /* with this name exists either. */
1660 if (!(atom
= GlobalFindAtomA( className
)))
1662 SetLastError (ERROR_CANNOT_FIND_WND_CLASS
);
1666 if (!title
) return WIN_FindWindow( parent
, child
, atom
, NULL
);
1668 len
= MultiByteToWideChar( CP_ACP
, 0, title
, -1, NULL
, 0 );
1669 if (!(buffer
= HeapAlloc( GetProcessHeap(), 0, len
* sizeof(WCHAR
) ))) return 0;
1670 MultiByteToWideChar( CP_ACP
, 0, title
, -1, buffer
, len
);
1671 hwnd
= WIN_FindWindow( parent
, child
, atom
, buffer
);
1672 HeapFree( GetProcessHeap(), 0, buffer
);
1677 /***********************************************************************
1678 * FindWindowExW (USER32.@)
1680 HWND WINAPI
FindWindowExW( HWND parent
, HWND child
,
1681 LPCWSTR className
, LPCWSTR title
)
1687 /* If the atom doesn't exist, then no class */
1688 /* with this name exists either. */
1689 if (!(atom
= GlobalFindAtomW( className
)))
1691 SetLastError (ERROR_CANNOT_FIND_WND_CLASS
);
1695 return WIN_FindWindow( parent
, child
, atom
, title
);
1699 /***********************************************************************
1700 * FindWindowW (USER32.@)
1702 HWND WINAPI
FindWindowW( LPCWSTR className
, LPCWSTR title
)
1704 return FindWindowExW( 0, 0, className
, title
);
1708 /**********************************************************************
1709 * GetDesktopWindow (USER32.@)
1711 HWND WINAPI
GetDesktopWindow(void)
1713 if (pWndDesktop
) return pWndDesktop
->hwndSelf
;
1714 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" );
1720 /*******************************************************************
1721 * EnableWindow (USER32.@)
1723 BOOL WINAPI
EnableWindow( HWND hwnd
, BOOL enable
)
1730 if (is_broadcast(hwnd
))
1732 SetLastError( ERROR_INVALID_PARAMETER
);
1736 if (!(full_handle
= WIN_IsCurrentThread( hwnd
)))
1737 return SendMessageW( hwnd
, WM_WINE_ENABLEWINDOW
, enable
, 0 );
1741 TRACE("( %p, %d )\n", hwnd
, enable
);
1743 if (!(wndPtr
= WIN_GetPtr( hwnd
))) return FALSE
;
1744 style
= wndPtr
->dwStyle
;
1745 retvalue
= ((style
& WS_DISABLED
) != 0);
1746 WIN_ReleasePtr( wndPtr
);
1748 if (enable
&& retvalue
)
1750 WIN_SetStyle( hwnd
, style
& ~WS_DISABLED
);
1751 SendMessageA( hwnd
, WM_ENABLE
, TRUE
, 0 );
1753 else if (!enable
&& !retvalue
)
1757 SendMessageA( hwnd
, WM_CANCELMODE
, 0, 0);
1759 WIN_SetStyle( hwnd
, style
| WS_DISABLED
);
1761 if (hwnd
== GetFocus())
1762 SetFocus( 0 ); /* A disabled window can't have the focus */
1764 capture_wnd
= GetCapture();
1765 if (hwnd
== capture_wnd
|| IsChild(hwnd
, capture_wnd
))
1766 ReleaseCapture(); /* A disabled window can't capture the mouse */
1768 SendMessageA( hwnd
, WM_ENABLE
, FALSE
, 0 );
1774 /***********************************************************************
1775 * IsWindowEnabled (USER32.@)
1777 BOOL WINAPI
IsWindowEnabled(HWND hWnd
)
1779 return !(GetWindowLongW( hWnd
, GWL_STYLE
) & WS_DISABLED
);
1783 /***********************************************************************
1784 * IsWindowUnicode (USER32.@)
1786 BOOL WINAPI
IsWindowUnicode( HWND hwnd
)
1791 if (!(wndPtr
= WIN_FindWndPtr(hwnd
))) return FALSE
;
1792 retvalue
= (WINPROC_GetProcType( wndPtr
->winproc
) == WIN_PROC_32W
);
1793 WIN_ReleaseWndPtr(wndPtr
);
1798 /**********************************************************************
1799 * GetWindowWord (USER32.@)
1801 WORD WINAPI
GetWindowWord( HWND hwnd
, INT offset
)
1806 WND
*wndPtr
= WIN_GetPtr( hwnd
);
1809 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
1812 if (wndPtr
== WND_OTHER_PROCESS
)
1814 SERVER_START_REQ( set_window_info
)
1817 req
->flags
= 0; /* don't set anything, just retrieve */
1818 req
->extra_offset
= offset
;
1819 req
->extra_size
= sizeof(retvalue
);
1820 if (!wine_server_call_err( req
))
1821 memcpy( &retvalue
, &reply
->old_extra_value
, sizeof(retvalue
) );
1826 if (offset
> (int)(wndPtr
->cbWndExtra
- sizeof(WORD
)))
1828 WARN("Invalid offset %d\n", offset
);
1829 SetLastError( ERROR_INVALID_INDEX
);
1831 else memcpy( &retvalue
, (char *)wndPtr
->wExtra
+ offset
, sizeof(retvalue
) );
1832 WIN_ReleasePtr( wndPtr
);
1838 case GWL_HWNDPARENT
:
1839 return GetWindowLongW( hwnd
, offset
);
1843 LONG ret
= GetWindowLongW( hwnd
, offset
);
1845 WARN("%d: discards high bits of 0x%08lx!\n", offset
, ret
);
1849 WARN("Invalid offset %d\n", offset
);
1855 /**********************************************************************
1856 * SetWindowWord (USER32.@)
1858 WORD WINAPI
SetWindowWord( HWND hwnd
, INT offset
, WORD newval
)
1867 case GWL_HWNDPARENT
:
1868 return SetWindowLongW( hwnd
, offset
, (UINT
)newval
);
1872 WARN("Invalid offset %d\n", offset
);
1873 SetLastError( ERROR_INVALID_INDEX
);
1878 wndPtr
= WIN_GetPtr( hwnd
);
1879 if (wndPtr
== WND_OTHER_PROCESS
)
1882 FIXME( "set %d <- %x not supported yet on other process window %p\n",
1883 offset
, newval
, hwnd
);
1888 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
1892 if (offset
> (int)(wndPtr
->cbWndExtra
- sizeof(WORD
)))
1894 WARN("Invalid offset %d\n", offset
);
1895 WIN_ReleasePtr(wndPtr
);
1896 SetLastError( ERROR_INVALID_INDEX
);
1900 SERVER_START_REQ( set_window_info
)
1903 req
->flags
= SET_WIN_EXTRA
;
1904 req
->extra_offset
= offset
;
1905 req
->extra_size
= sizeof(newval
);
1906 memcpy( &req
->extra_value
, &newval
, sizeof(newval
) );
1907 if (!wine_server_call_err( req
))
1909 void *ptr
= (char *)wndPtr
->wExtra
+ offset
;
1910 memcpy( &retval
, ptr
, sizeof(retval
) );
1911 memcpy( ptr
, &newval
, sizeof(newval
) );
1915 WIN_ReleasePtr( wndPtr
);
1920 /**********************************************************************
1923 * Helper function for GetWindowLong().
1925 static LONG
WIN_GetWindowLong( HWND hwnd
, INT offset
, WINDOWPROCTYPE type
)
1930 if (offset
== GWL_HWNDPARENT
)
1932 HWND parent
= GetAncestor( hwnd
, GA_PARENT
);
1933 if (parent
== GetDesktopWindow()) parent
= GetWindow( hwnd
, GW_OWNER
);
1934 return (LONG
)parent
;
1937 if (!(wndPtr
= WIN_GetPtr( hwnd
)))
1939 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
1943 if (wndPtr
== WND_OTHER_PROCESS
)
1945 if (offset
== GWL_WNDPROC
)
1947 SetLastError( ERROR_ACCESS_DENIED
);
1950 SERVER_START_REQ( set_window_info
)
1953 req
->flags
= 0; /* don't set anything, just retrieve */
1954 req
->extra_offset
= (offset
>= 0) ? offset
: -1;
1955 req
->extra_size
= (offset
>= 0) ? sizeof(retvalue
) : 0;
1956 if (!wine_server_call_err( req
))
1960 case GWL_STYLE
: retvalue
= reply
->old_style
; break;
1961 case GWL_EXSTYLE
: retvalue
= reply
->old_ex_style
; break;
1962 case GWL_ID
: retvalue
= reply
->old_id
; break;
1963 case GWL_HINSTANCE
: retvalue
= (ULONG_PTR
)reply
->old_instance
; break;
1964 case GWL_USERDATA
: retvalue
= (ULONG_PTR
)reply
->old_user_data
; break;
1966 if (offset
>= 0) retvalue
= reply
->old_extra_value
;
1967 else SetLastError( ERROR_INVALID_INDEX
);
1976 /* now we have a valid wndPtr */
1980 if (offset
> (int)(wndPtr
->cbWndExtra
- sizeof(LONG
)))
1983 * Some programs try to access last element from 16 bit
1984 * code using illegal offset value. Hopefully this is
1985 * what those programs really expect.
1987 if (type
== WIN_PROC_16
&&
1988 wndPtr
->cbWndExtra
>= 4 &&
1989 offset
== wndPtr
->cbWndExtra
- sizeof(WORD
))
1991 INT offset2
= wndPtr
->cbWndExtra
- sizeof(LONG
);
1993 ERR( "- replaced invalid offset %d with %d\n",
1996 retvalue
= *(LONG
*)(((char *)wndPtr
->wExtra
) + offset2
);
1997 WIN_ReleasePtr( wndPtr
);
2000 WARN("Invalid offset %d\n", offset
);
2001 WIN_ReleasePtr( wndPtr
);
2002 SetLastError( ERROR_INVALID_INDEX
);
2005 retvalue
= *(LONG
*)(((char *)wndPtr
->wExtra
) + offset
);
2006 /* Special case for dialog window procedure */
2007 if ((offset
== DWL_DLGPROC
) && (wndPtr
->flags
& WIN_ISDIALOG
))
2008 retvalue
= (LONG
)WINPROC_GetProc( (WNDPROC
)retvalue
, type
);
2009 WIN_ReleasePtr( wndPtr
);
2015 case GWL_USERDATA
: retvalue
= wndPtr
->userdata
; break;
2016 case GWL_STYLE
: retvalue
= wndPtr
->dwStyle
; break;
2017 case GWL_EXSTYLE
: retvalue
= wndPtr
->dwExStyle
; break;
2018 case GWL_ID
: retvalue
= (LONG
)wndPtr
->wIDmenu
; break;
2019 case GWL_WNDPROC
: retvalue
= (LONG
)WINPROC_GetProc( wndPtr
->winproc
, type
); break;
2020 case GWL_HINSTANCE
: retvalue
= (LONG
)wndPtr
->hInstance
; break;
2022 WARN("Unknown offset %d\n", offset
);
2023 SetLastError( ERROR_INVALID_INDEX
);
2026 WIN_ReleasePtr(wndPtr
);
2031 /**********************************************************************
2034 * Helper function for SetWindowLong().
2036 * 0 is the failure code. However, in the case of failure SetLastError
2037 * must be set to distinguish between a 0 return value and a failure.
2039 static LONG
WIN_SetWindowLong( HWND hwnd
, INT offset
, LONG newval
,
2040 WINDOWPROCTYPE type
)
2047 TRACE( "%p %d %lx %x\n", hwnd
, offset
, newval
, type
);
2049 if (is_broadcast(hwnd
))
2051 SetLastError( ERROR_INVALID_PARAMETER
);
2054 if (!WIN_IsCurrentProcess( hwnd
))
2056 if (offset
== GWL_WNDPROC
)
2058 SetLastError( ERROR_ACCESS_DENIED
);
2061 return SendMessageW( hwnd
, WM_WINE_SETWINDOWLONG
, offset
, newval
);
2064 wndPtr
= WIN_GetPtr( hwnd
);
2065 if (wndPtr
->hwndSelf
== GetDesktopWindow())
2067 /* can't change anything on the desktop window */
2068 WIN_ReleasePtr( wndPtr
);
2069 SetLastError( ERROR_ACCESS_DENIED
);
2073 /* first some special cases */
2079 offset
== GWL_STYLE
? wndPtr
->dwStyle
: wndPtr
->dwExStyle
;
2080 style
.styleNew
= newval
;
2081 WIN_ReleasePtr( wndPtr
);
2082 SendMessageW( hwnd
, WM_STYLECHANGING
, offset
, (LPARAM
)&style
);
2083 if (!(wndPtr
= WIN_GetPtr( hwnd
)) || wndPtr
== WND_OTHER_PROCESS
) return 0;
2084 newval
= style
.styleNew
;
2086 case GWL_HWNDPARENT
:
2087 if (wndPtr
->parent
== GetDesktopWindow())
2089 WIN_ReleasePtr( wndPtr
);
2090 return (LONG
)WIN_SetOwner( hwnd
, (HWND
)newval
);
2094 WIN_ReleasePtr( wndPtr
);
2095 return (LONG
)SetParent( hwnd
, (HWND
)newval
);
2098 retval
= (LONG
)WINPROC_GetProc( wndPtr
->winproc
, type
);
2099 WINPROC_SetProc( &wndPtr
->winproc
, (WNDPROC
)newval
, type
, WIN_PROC_WINDOW
);
2100 WIN_ReleasePtr( wndPtr
);
2107 if ((wndPtr
->cbWndExtra
+ sizeof(LONG
) >= DWL_DLGPROC
) && (wndPtr
->flags
& WIN_ISDIALOG
))
2109 WNDPROC
*ptr
= (WNDPROC
*)((char *)wndPtr
->wExtra
+ DWL_DLGPROC
);
2110 retval
= (LONG
)WINPROC_GetProc( *ptr
, type
);
2111 WINPROC_SetProc( ptr
, (WNDPROC
)newval
, type
, WIN_PROC_WINDOW
);
2112 WIN_ReleasePtr( wndPtr
);
2117 if (offset
< 0 || offset
> (int)(wndPtr
->cbWndExtra
- sizeof(LONG
)))
2119 WARN("Invalid offset %d\n", offset
);
2120 WIN_ReleasePtr( wndPtr
);
2121 SetLastError( ERROR_INVALID_INDEX
);
2126 LONG
*ptr
= (LONG
*)((char *)wndPtr
->wExtra
+ offset
);
2127 if (*ptr
== newval
) /* already set to the same value */
2129 WIN_ReleasePtr( wndPtr
);
2136 SERVER_START_REQ( set_window_info
)
2139 req
->extra_offset
= -1;
2143 req
->flags
= SET_WIN_STYLE
;
2144 req
->style
= newval
;
2147 req
->flags
= SET_WIN_EXSTYLE
;
2148 req
->ex_style
= newval
;
2151 req
->flags
= SET_WIN_ID
;
2155 req
->flags
= SET_WIN_INSTANCE
;
2156 req
->instance
= (void *)newval
;
2159 req
->flags
= SET_WIN_USERDATA
;
2160 req
->user_data
= (void *)newval
;
2163 req
->flags
= SET_WIN_EXTRA
;
2164 req
->extra_offset
= offset
;
2165 req
->extra_size
= sizeof(newval
);
2166 memcpy( &req
->extra_value
, &newval
, sizeof(newval
) );
2168 if ((ok
= !wine_server_call_err( req
)))
2173 wndPtr
->dwStyle
= newval
;
2174 retval
= reply
->old_style
;
2177 wndPtr
->dwExStyle
= newval
;
2178 retval
= reply
->old_ex_style
;
2181 wndPtr
->wIDmenu
= newval
;
2182 retval
= reply
->old_id
;
2185 wndPtr
->hInstance
= (HINSTANCE
)newval
;
2186 retval
= (ULONG_PTR
)reply
->old_instance
;
2189 wndPtr
->userdata
= newval
;
2190 retval
= (ULONG_PTR
)reply
->old_user_data
;
2194 void *ptr
= (char *)wndPtr
->wExtra
+ offset
;
2195 memcpy( &retval
, ptr
, sizeof(retval
) );
2196 memcpy( ptr
, &newval
, sizeof(newval
) );
2203 WIN_ReleasePtr( wndPtr
);
2207 if (offset
== GWL_STYLE
&& USER_Driver
.pSetWindowStyle
)
2208 USER_Driver
.pSetWindowStyle( hwnd
, retval
);
2210 if (offset
== GWL_STYLE
|| offset
== GWL_EXSTYLE
)
2211 SendMessageW( hwnd
, WM_STYLECHANGED
, offset
, (LPARAM
)&style
);
2217 /**********************************************************************
2218 * GetWindowLong (USER.135)
2220 LONG WINAPI
GetWindowLong16( HWND16 hwnd
, INT16 offset
)
2222 return WIN_GetWindowLong( WIN_Handle32(hwnd
), offset
, WIN_PROC_16
);
2226 /**********************************************************************
2227 * GetWindowLongA (USER32.@)
2229 LONG WINAPI
GetWindowLongA( HWND hwnd
, INT offset
)
2231 return WIN_GetWindowLong( hwnd
, offset
, WIN_PROC_32A
);
2235 /**********************************************************************
2236 * GetWindowLongW (USER32.@)
2238 LONG WINAPI
GetWindowLongW( HWND hwnd
, INT offset
)
2240 return WIN_GetWindowLong( hwnd
, offset
, WIN_PROC_32W
);
2244 /**********************************************************************
2245 * SetWindowLong (USER.136)
2247 LONG WINAPI
SetWindowLong16( HWND16 hwnd
, INT16 offset
, LONG newval
)
2249 return WIN_SetWindowLong( WIN_Handle32(hwnd
), offset
, newval
, WIN_PROC_16
);
2253 /**********************************************************************
2254 * SetWindowLongA (USER32.@)
2256 LONG WINAPI
SetWindowLongA( HWND hwnd
, INT offset
, LONG newval
)
2258 return WIN_SetWindowLong( hwnd
, offset
, newval
, WIN_PROC_32A
);
2262 /**********************************************************************
2263 * SetWindowLongW (USER32.@) Set window attribute
2265 * SetWindowLong() alters one of a window's attributes or sets a 32-bit (long)
2266 * value in a window's extra memory.
2268 * The _hwnd_ parameter specifies the window. is the handle to a
2269 * window that has extra memory. The _newval_ parameter contains the
2270 * new attribute or extra memory value. If positive, the _offset_
2271 * parameter is the byte-addressed location in the window's extra
2272 * memory to set. If negative, _offset_ specifies the window
2273 * attribute to set, and should be one of the following values:
2275 * GWL_EXSTYLE The window's extended window style
2277 * GWL_STYLE The window's window style.
2279 * GWL_WNDPROC Pointer to the window's window procedure.
2281 * GWL_HINSTANCE The window's pplication instance handle.
2283 * GWL_ID The window's identifier.
2285 * GWL_USERDATA The window's user-specified data.
2287 * If the window is a dialog box, the _offset_ parameter can be one of
2288 * the following values:
2290 * DWL_DLGPROC The address of the window's dialog box procedure.
2292 * DWL_MSGRESULT The return value of a message
2293 * that the dialog box procedure processed.
2295 * DWL_USER Application specific information.
2299 * If successful, returns the previous value located at _offset_. Otherwise,
2304 * Extra memory for a window class is specified by a nonzero cbWndExtra
2305 * parameter of the WNDCLASS structure passed to RegisterClass() at the
2306 * time of class creation.
2308 * Using GWL_WNDPROC to set a new window procedure effectively creates
2309 * a window subclass. Use CallWindowProc() in the new windows procedure
2310 * to pass messages to the superclass's window procedure.
2312 * The user data is reserved for use by the application which created
2315 * Do not use GWL_STYLE to change the window's WS_DISABLED style;
2316 * instead, call the EnableWindow() function to change the window's
2319 * Do not use GWL_HWNDPARENT to reset the window's parent, use
2320 * SetParent() instead.
2323 * When offset is GWL_STYLE and the calling app's ver is 4.0,
2324 * it sends WM_STYLECHANGING before changing the settings
2325 * and WM_STYLECHANGED afterwards.
2326 * App ver 4.0 can't use SetWindowLong to change WS_EX_TOPMOST.
2328 LONG WINAPI
SetWindowLongW(
2329 HWND hwnd
, /* [in] window to alter */
2330 INT offset
, /* [in] offset, in bytes, of location to alter */
2331 LONG newval
/* [in] new value of location */
2333 return WIN_SetWindowLong( hwnd
, offset
, newval
, WIN_PROC_32W
);
2337 /*******************************************************************
2338 * GetWindowTextA (USER32.@)
2340 INT WINAPI
GetWindowTextA( HWND hwnd
, LPSTR lpString
, INT nMaxCount
)
2344 if (WIN_IsCurrentProcess( hwnd
))
2345 return (INT
)SendMessageA( hwnd
, WM_GETTEXT
, nMaxCount
, (LPARAM
)lpString
);
2347 /* when window belongs to other process, don't send a message */
2348 if (nMaxCount
<= 0) return 0;
2349 if (!(buffer
= HeapAlloc( GetProcessHeap(), 0, nMaxCount
* sizeof(WCHAR
) ))) return 0;
2350 get_server_window_text( hwnd
, buffer
, nMaxCount
);
2351 if (!WideCharToMultiByte( CP_ACP
, 0, buffer
, -1, lpString
, nMaxCount
, NULL
, NULL
))
2352 lpString
[nMaxCount
-1] = 0;
2353 HeapFree( GetProcessHeap(), 0, buffer
);
2354 return strlen(lpString
);
2358 /*******************************************************************
2359 * InternalGetWindowText (USER32.@)
2361 INT WINAPI
InternalGetWindowText(HWND hwnd
,LPWSTR lpString
,INT nMaxCount
)
2365 if (nMaxCount
<= 0) return 0;
2366 if (!(win
= WIN_GetPtr( hwnd
))) return 0;
2367 if (win
!= WND_OTHER_PROCESS
)
2369 if (win
->text
) lstrcpynW( lpString
, win
->text
, nMaxCount
);
2370 else lpString
[0] = 0;
2371 WIN_ReleasePtr( win
);
2375 get_server_window_text( hwnd
, lpString
, nMaxCount
);
2377 return strlenW(lpString
);
2381 /*******************************************************************
2382 * GetWindowTextW (USER32.@)
2384 INT WINAPI
GetWindowTextW( HWND hwnd
, LPWSTR lpString
, INT nMaxCount
)
2386 if (WIN_IsCurrentProcess( hwnd
))
2387 return (INT
)SendMessageW( hwnd
, WM_GETTEXT
, nMaxCount
, (LPARAM
)lpString
);
2389 /* when window belongs to other process, don't send a message */
2390 if (nMaxCount
<= 0) return 0;
2391 get_server_window_text( hwnd
, lpString
, nMaxCount
);
2392 return strlenW(lpString
);
2396 /*******************************************************************
2397 * SetWindowText (USER32.@)
2398 * SetWindowTextA (USER32.@)
2400 BOOL WINAPI
SetWindowTextA( HWND hwnd
, LPCSTR lpString
)
2402 if (is_broadcast(hwnd
))
2404 SetLastError( ERROR_INVALID_PARAMETER
);
2407 if (!WIN_IsCurrentProcess( hwnd
))
2409 FIXME( "cannot set text %s of other process window %p\n", debugstr_a(lpString
), hwnd
);
2410 SetLastError( ERROR_ACCESS_DENIED
);
2413 return (BOOL
)SendMessageA( hwnd
, WM_SETTEXT
, 0, (LPARAM
)lpString
);
2417 /*******************************************************************
2418 * SetWindowTextW (USER32.@)
2420 BOOL WINAPI
SetWindowTextW( HWND hwnd
, LPCWSTR lpString
)
2422 if (is_broadcast(hwnd
))
2424 SetLastError( ERROR_INVALID_PARAMETER
);
2427 if (!WIN_IsCurrentProcess( hwnd
))
2429 FIXME( "cannot set text %s of other process window %p\n", debugstr_w(lpString
), hwnd
);
2430 SetLastError( ERROR_ACCESS_DENIED
);
2433 return (BOOL
)SendMessageW( hwnd
, WM_SETTEXT
, 0, (LPARAM
)lpString
);
2437 /*******************************************************************
2438 * GetWindowTextLengthA (USER32.@)
2440 INT WINAPI
GetWindowTextLengthA( HWND hwnd
)
2442 return SendMessageA( hwnd
, WM_GETTEXTLENGTH
, 0, 0 );
2445 /*******************************************************************
2446 * GetWindowTextLengthW (USER32.@)
2448 INT WINAPI
GetWindowTextLengthW( HWND hwnd
)
2450 return SendMessageW( hwnd
, WM_GETTEXTLENGTH
, 0, 0 );
2454 /*******************************************************************
2455 * IsWindow (USER32.@)
2457 BOOL WINAPI
IsWindow( HWND hwnd
)
2462 if (!(ptr
= WIN_GetPtr( hwnd
))) return FALSE
;
2464 if (ptr
!= WND_OTHER_PROCESS
)
2466 WIN_ReleasePtr( ptr
);
2470 /* check other processes */
2471 SERVER_START_REQ( get_window_info
)
2474 ret
= !wine_server_call_err( req
);
2481 /***********************************************************************
2482 * GetWindowThreadProcessId (USER32.@)
2484 DWORD WINAPI
GetWindowThreadProcessId( HWND hwnd
, LPDWORD process
)
2489 if (!(ptr
= WIN_GetPtr( hwnd
)))
2491 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
2495 if (ptr
!= WND_OTHER_PROCESS
)
2497 /* got a valid window */
2499 if (process
) *process
= GetCurrentProcessId();
2500 WIN_ReleasePtr( ptr
);
2504 /* check other processes */
2505 SERVER_START_REQ( get_window_info
)
2508 if (!wine_server_call_err( req
))
2510 tid
= (DWORD
)reply
->tid
;
2511 if (process
) *process
= (DWORD
)reply
->pid
;
2519 /*****************************************************************
2520 * GetParent (USER32.@)
2522 HWND WINAPI
GetParent( HWND hwnd
)
2527 if (!(wndPtr
= WIN_GetPtr( hwnd
)))
2529 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
2532 if (wndPtr
== WND_OTHER_PROCESS
)
2534 LONG style
= GetWindowLongW( hwnd
, GWL_STYLE
);
2535 if (style
& (WS_POPUP
| WS_CHILD
))
2537 SERVER_START_REQ( get_window_tree
)
2540 if (!wine_server_call_err( req
))
2542 if (style
& WS_POPUP
) retvalue
= reply
->owner
;
2543 else if (style
& WS_CHILD
) retvalue
= reply
->parent
;
2551 if (wndPtr
->dwStyle
& WS_POPUP
) retvalue
= wndPtr
->owner
;
2552 else if (wndPtr
->dwStyle
& WS_CHILD
) retvalue
= wndPtr
->parent
;
2553 WIN_ReleasePtr( wndPtr
);
2559 /*****************************************************************
2560 * GetAncestor (USER32.@)
2562 HWND WINAPI
GetAncestor( HWND hwnd
, UINT type
)
2565 HWND
*list
, ret
= 0;
2570 if (!(win
= WIN_GetPtr( hwnd
)))
2572 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
2575 if (win
!= WND_OTHER_PROCESS
)
2578 WIN_ReleasePtr( win
);
2580 else /* need to query the server */
2582 SERVER_START_REQ( get_window_tree
)
2585 if (!wine_server_call_err( req
)) ret
= reply
->parent
;
2592 if (!(list
= WIN_ListParents( hwnd
))) return 0;
2594 if (!list
[0] || !list
[1]) ret
= WIN_GetFullHandle( hwnd
); /* top-level window */
2598 while (list
[count
]) count
++;
2599 ret
= list
[count
- 2]; /* get the one before the desktop */
2601 HeapFree( GetProcessHeap(), 0, list
);
2605 if ((ret
= WIN_GetFullHandle( hwnd
)) == GetDesktopWindow()) return 0;
2608 HWND parent
= GetParent( ret
);
2618 /*****************************************************************
2619 * SetParent (USER32.@)
2621 HWND WINAPI
SetParent( HWND hwnd
, HWND parent
)
2624 HWND retvalue
, full_handle
;
2627 if (is_broadcast(hwnd
) || is_broadcast(parent
))
2629 SetLastError(ERROR_INVALID_PARAMETER
);
2633 if (!parent
) parent
= GetDesktopWindow();
2634 else parent
= WIN_GetFullHandle( parent
);
2636 if (!IsWindow( parent
))
2638 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
2642 if (!(full_handle
= WIN_IsCurrentThread( hwnd
)))
2643 return (HWND
)SendMessageW( hwnd
, WM_WINE_SETPARENT
, (WPARAM
)parent
, 0 );
2647 if (USER_Driver
.pSetParent
)
2648 return USER_Driver
.pSetParent( hwnd
, parent
);
2650 /* Windows hides the window first, then shows it again
2651 * including the WM_SHOWWINDOW messages and all */
2652 was_visible
= ShowWindow( hwnd
, SW_HIDE
);
2654 if (!IsWindow( parent
)) return 0;
2655 if (!(wndPtr
= WIN_GetPtr(hwnd
)) || wndPtr
== WND_OTHER_PROCESS
) return 0;
2657 retvalue
= wndPtr
->parent
; /* old parent */
2658 if (parent
!= retvalue
)
2660 WIN_LinkWindow( hwnd
, parent
, HWND_TOP
);
2662 if (parent
!= GetDesktopWindow()) /* a child window */
2664 if (!(wndPtr
->dwStyle
& WS_CHILD
))
2666 HMENU menu
= (HMENU
)SetWindowLongW( hwnd
, GWL_ID
, 0 );
2667 if (menu
) DestroyMenu( menu
);
2671 WIN_ReleasePtr( wndPtr
);
2673 /* SetParent additionally needs to make hwnd the topmost window
2674 in the x-order and send the expected WM_WINDOWPOSCHANGING and
2675 WM_WINDOWPOSCHANGED notification messages.
2677 SetWindowPos( hwnd
, HWND_TOPMOST
, 0, 0, 0, 0,
2678 SWP_NOACTIVATE
| SWP_NOMOVE
| SWP_NOSIZE
| (was_visible
? SWP_SHOWWINDOW
: 0) );
2679 /* FIXME: a WM_MOVE is also generated (in the DefWindowProc handler
2680 * for WM_WINDOWPOSCHANGED) in Windows, should probably remove SWP_NOMOVE */
2685 /*******************************************************************
2686 * IsChild (USER32.@)
2688 BOOL WINAPI
IsChild( HWND parent
, HWND child
)
2690 HWND
*list
= WIN_ListParents( child
);
2694 if (!list
) return FALSE
;
2695 parent
= WIN_GetFullHandle( parent
);
2696 for (i
= 0; list
[i
]; i
++) if (list
[i
] == parent
) break;
2697 ret
= (list
[i
] != 0);
2698 HeapFree( GetProcessHeap(), 0, list
);
2703 /***********************************************************************
2704 * IsWindowVisible (USER32.@)
2706 BOOL WINAPI
IsWindowVisible( HWND hwnd
)
2712 if (!(GetWindowLongW( hwnd
, GWL_STYLE
) & WS_VISIBLE
)) return FALSE
;
2713 if (!(list
= WIN_ListParents( hwnd
))) return TRUE
;
2714 for (i
= 0; list
[i
]; i
++)
2715 if (!(GetWindowLongW( list
[i
], GWL_STYLE
) & WS_VISIBLE
)) break;
2717 HeapFree( GetProcessHeap(), 0, list
);
2722 /***********************************************************************
2723 * WIN_IsWindowDrawable
2725 * hwnd is drawable when it is visible, all parents are not
2726 * minimized, and it is itself not minimized unless we are
2727 * trying to draw its default class icon.
2729 BOOL
WIN_IsWindowDrawable( HWND hwnd
, BOOL icon
)
2734 LONG style
= GetWindowLongW( hwnd
, GWL_STYLE
);
2736 if (!(style
& WS_VISIBLE
)) return FALSE
;
2737 if ((style
& WS_MINIMIZE
) && icon
&& GetClassLongA( hwnd
, GCL_HICON
)) return FALSE
;
2739 if (!(list
= WIN_ListParents( hwnd
))) return TRUE
;
2740 for (i
= 0; list
[i
]; i
++)
2741 if ((GetWindowLongW( list
[i
], GWL_STYLE
) & (WS_VISIBLE
|WS_MINIMIZE
)) != WS_VISIBLE
)
2744 HeapFree( GetProcessHeap(), 0, list
);
2749 /*******************************************************************
2750 * GetTopWindow (USER32.@)
2752 HWND WINAPI
GetTopWindow( HWND hwnd
)
2754 if (!hwnd
) hwnd
= GetDesktopWindow();
2755 return GetWindow( hwnd
, GW_CHILD
);
2759 /*******************************************************************
2760 * GetWindow (USER32.@)
2762 HWND WINAPI
GetWindow( HWND hwnd
, UINT rel
)
2766 if (rel
== GW_OWNER
) /* this one may be available locally */
2768 WND
*wndPtr
= WIN_GetPtr( hwnd
);
2771 SetLastError( ERROR_INVALID_HANDLE
);
2774 if (wndPtr
!= WND_OTHER_PROCESS
)
2776 retval
= wndPtr
->owner
;
2777 WIN_ReleasePtr( wndPtr
);
2780 /* else fall through to server call */
2783 SERVER_START_REQ( get_window_tree
)
2786 if (!wine_server_call_err( req
))
2791 retval
= reply
->first_sibling
;
2794 retval
= reply
->last_sibling
;
2797 retval
= reply
->next_sibling
;
2800 retval
= reply
->prev_sibling
;
2803 retval
= reply
->owner
;
2806 retval
= reply
->first_child
;
2816 /***********************************************************************
2817 * WIN_InternalShowOwnedPopups
2819 * Internal version of ShowOwnedPopups; Wine functions should use this
2820 * to avoid interfering with application calls to ShowOwnedPopups
2821 * and to make sure the application can't prevent showing/hiding.
2823 * Set unmanagedOnly to TRUE to show/hide unmanaged windows only.
2827 BOOL
WIN_InternalShowOwnedPopups( HWND owner
, BOOL fShow
, BOOL unmanagedOnly
)
2831 HWND
*win_array
= WIN_ListChildren( GetDesktopWindow() );
2833 if (!win_array
) return TRUE
;
2836 * Show windows Lowest first, Highest last to preserve Z-Order
2838 while (win_array
[count
]) count
++;
2839 while (--count
>= 0)
2841 if (GetWindow( win_array
[count
], GW_OWNER
) != owner
) continue;
2842 if (!(pWnd
= WIN_FindWndPtr( win_array
[count
] ))) continue;
2844 if (pWnd
->dwStyle
& WS_POPUP
)
2848 /* check in window was flagged for showing in previous WIN_InternalShowOwnedPopups call */
2849 if (pWnd
->flags
& WIN_NEEDS_INTERNALSOP
)
2852 * Call ShowWindow directly because an application can intercept WM_SHOWWINDOW messages
2854 ShowWindow(pWnd
->hwndSelf
,SW_SHOW
);
2855 pWnd
->flags
&= ~WIN_NEEDS_INTERNALSOP
; /* remove the flag */
2860 if ( IsWindowVisible(pWnd
->hwndSelf
) && /* hide only if window is visible */
2861 !( pWnd
->flags
& WIN_NEEDS_INTERNALSOP
) && /* don't hide if previous call already did it */
2862 !( unmanagedOnly
&& (pWnd
->dwExStyle
& WS_EX_MANAGED
) ) ) /* don't hide managed windows if unmanagedOnly is TRUE */
2865 * Call ShowWindow directly because an application can intercept WM_SHOWWINDOW messages
2867 ShowWindow(pWnd
->hwndSelf
,SW_HIDE
);
2868 /* flag the window for showing on next WIN_InternalShowOwnedPopups call */
2869 pWnd
->flags
|= WIN_NEEDS_INTERNALSOP
;
2873 WIN_ReleaseWndPtr( pWnd
);
2875 HeapFree( GetProcessHeap(), 0, win_array
);
2880 /*******************************************************************
2881 * ShowOwnedPopups (USER32.@)
2883 BOOL WINAPI
ShowOwnedPopups( HWND owner
, BOOL fShow
)
2887 HWND
*win_array
= WIN_ListChildren( GetDesktopWindow() );
2889 if (!win_array
) return TRUE
;
2891 while (win_array
[count
]) count
++;
2892 while (--count
>= 0)
2894 if (GetWindow( win_array
[count
], GW_OWNER
) != owner
) continue;
2895 if (!(pWnd
= WIN_FindWndPtr( win_array
[count
] ))) continue;
2897 if (pWnd
->dwStyle
& WS_POPUP
)
2901 if (pWnd
->flags
& WIN_NEEDS_SHOW_OWNEDPOPUP
)
2903 /* In Windows, ShowOwnedPopups(TRUE) generates
2904 * WM_SHOWWINDOW messages with SW_PARENTOPENING,
2905 * regardless of the state of the owner
2907 SendMessageA(pWnd
->hwndSelf
, WM_SHOWWINDOW
, SW_SHOW
, SW_PARENTOPENING
);
2908 pWnd
->flags
&= ~WIN_NEEDS_SHOW_OWNEDPOPUP
;
2913 if (IsWindowVisible(pWnd
->hwndSelf
))
2915 /* In Windows, ShowOwnedPopups(FALSE) generates
2916 * WM_SHOWWINDOW messages with SW_PARENTCLOSING,
2917 * regardless of the state of the owner
2919 SendMessageA(pWnd
->hwndSelf
, WM_SHOWWINDOW
, SW_HIDE
, SW_PARENTCLOSING
);
2920 pWnd
->flags
|= WIN_NEEDS_SHOW_OWNEDPOPUP
;
2924 WIN_ReleaseWndPtr( pWnd
);
2926 HeapFree( GetProcessHeap(), 0, win_array
);
2931 /*******************************************************************
2932 * GetLastActivePopup (USER32.@)
2934 HWND WINAPI
GetLastActivePopup( HWND hwnd
)
2938 SERVER_START_REQ( get_window_info
)
2941 if (!wine_server_call_err( req
)) retval
= reply
->last_active
;
2948 /*******************************************************************
2951 * Build an array of all parents of a given window, starting with
2952 * the immediate parent. The array must be freed with HeapFree.
2953 * Returns NULL if window is a top-level window.
2955 HWND
*WIN_ListParents( HWND hwnd
)
2958 HWND current
, *list
;
2959 int pos
= 0, size
= 16, count
= 0;
2961 if (!(list
= HeapAlloc( GetProcessHeap(), 0, size
* sizeof(HWND
) ))) return NULL
;
2966 if (!(win
= WIN_GetPtr( current
))) goto empty
;
2967 if (win
== WND_OTHER_PROCESS
) break; /* need to do it the hard way */
2968 list
[pos
] = win
->parent
;
2969 WIN_ReleasePtr( win
);
2970 if (!(current
= list
[pos
]))
2972 if (!pos
) goto empty
;
2975 if (++pos
== size
- 1)
2977 /* need to grow the list */
2978 HWND
*new_list
= HeapReAlloc( GetProcessHeap(), 0, list
, (size
+16) * sizeof(HWND
) );
2979 if (!new_list
) goto empty
;
2985 /* at least one parent belongs to another process, have to query the server */
2990 SERVER_START_REQ( get_window_parents
)
2993 wine_server_set_reply( req
, list
, (size
-1) * sizeof(HWND
) );
2994 if (!wine_server_call( req
)) count
= reply
->count
;
2997 if (!count
) goto empty
;
3003 HeapFree( GetProcessHeap(), 0, list
);
3005 if (!(list
= HeapAlloc( GetProcessHeap(), 0, size
* sizeof(HWND
) ))) return NULL
;
3009 HeapFree( GetProcessHeap(), 0, list
);
3014 /*******************************************************************
3017 * Build an array of the children of a given window. The array must be
3018 * freed with HeapFree. Returns NULL when no windows are found.
3020 HWND
*WIN_ListChildren( HWND hwnd
)
3022 return list_window_children( hwnd
, 0, 0 );
3026 /*******************************************************************
3027 * EnumWindows (USER32.@)
3029 BOOL WINAPI
EnumWindows( WNDENUMPROC lpEnumFunc
, LPARAM lParam
)
3035 /* We have to build a list of all windows first, to avoid */
3036 /* unpleasant side-effects, for instance if the callback */
3037 /* function changes the Z-order of the windows. */
3039 if (!(list
= WIN_ListChildren( GetDesktopWindow() ))) return TRUE
;
3041 /* Now call the callback function for every window */
3043 iWndsLocks
= WIN_SuspendWndsLock();
3044 for (i
= 0; list
[i
]; i
++)
3046 /* Make sure that the window still exists */
3047 if (!IsWindow( list
[i
] )) continue;
3048 if (!(ret
= lpEnumFunc( list
[i
], lParam
))) break;
3050 WIN_RestoreWndsLock(iWndsLocks
);
3051 HeapFree( GetProcessHeap(), 0, list
);
3056 /**********************************************************************
3057 * EnumThreadWindows (USER32.@)
3059 BOOL WINAPI
EnumThreadWindows( DWORD id
, WNDENUMPROC func
, LPARAM lParam
)
3064 if (!(list
= list_window_children( GetDesktopWindow(), 0, id
))) return TRUE
;
3066 /* Now call the callback function for every window */
3068 iWndsLocks
= WIN_SuspendWndsLock();
3069 for (i
= 0; list
[i
]; i
++)
3070 if (!func( list
[i
], lParam
)) break;
3071 WIN_RestoreWndsLock(iWndsLocks
);
3072 HeapFree( GetProcessHeap(), 0, list
);
3077 /**********************************************************************
3078 * WIN_EnumChildWindows
3080 * Helper function for EnumChildWindows().
3082 static BOOL
WIN_EnumChildWindows( HWND
*list
, WNDENUMPROC func
, LPARAM lParam
)
3087 for ( ; *list
; list
++)
3089 /* Make sure that the window still exists */
3090 if (!IsWindow( *list
)) continue;
3091 /* skip owned windows */
3092 if (GetWindow( *list
, GW_OWNER
)) continue;
3093 /* Build children list first */
3094 childList
= WIN_ListChildren( *list
);
3096 ret
= func( *list
, lParam
);
3100 if (ret
) ret
= WIN_EnumChildWindows( childList
, func
, lParam
);
3101 HeapFree( GetProcessHeap(), 0, childList
);
3103 if (!ret
) return FALSE
;
3109 /**********************************************************************
3110 * EnumChildWindows (USER32.@)
3112 BOOL WINAPI
EnumChildWindows( HWND parent
, WNDENUMPROC func
, LPARAM lParam
)
3117 if (!(list
= WIN_ListChildren( parent
))) return FALSE
;
3118 iWndsLocks
= WIN_SuspendWndsLock();
3119 WIN_EnumChildWindows( list
, func
, lParam
);
3120 WIN_RestoreWndsLock(iWndsLocks
);
3121 HeapFree( GetProcessHeap(), 0, list
);
3126 /*******************************************************************
3127 * AnyPopup (USER.52)
3129 BOOL16 WINAPI
AnyPopup16(void)
3135 /*******************************************************************
3136 * AnyPopup (USER32.@)
3138 BOOL WINAPI
AnyPopup(void)
3142 HWND
*list
= WIN_ListChildren( GetDesktopWindow() );
3144 if (!list
) return FALSE
;
3145 for (i
= 0; list
[i
]; i
++)
3147 if (IsWindowVisible( list
[i
] ) && GetWindow( list
[i
], GW_OWNER
)) break;
3149 retvalue
= (list
[i
] != 0);
3150 HeapFree( GetProcessHeap(), 0, list
);
3155 /*******************************************************************
3156 * FlashWindow (USER32.@)
3158 BOOL WINAPI
FlashWindow( HWND hWnd
, BOOL bInvert
)
3160 WND
*wndPtr
= WIN_FindWndPtr(hWnd
);
3162 TRACE("%p\n", hWnd
);
3164 if (!wndPtr
) return FALSE
;
3165 hWnd
= wndPtr
->hwndSelf
; /* make it a full handle */
3167 if (wndPtr
->dwStyle
& WS_MINIMIZE
)
3169 if (bInvert
&& !(wndPtr
->flags
& WIN_NCACTIVATED
))
3171 HDC hDC
= GetDC(hWnd
);
3173 if (!SendMessageW( hWnd
, WM_ERASEBKGND
, (WPARAM
)hDC
, 0 ))
3174 wndPtr
->flags
|= WIN_NEEDS_ERASEBKGND
;
3176 ReleaseDC( hWnd
, hDC
);
3177 wndPtr
->flags
|= WIN_NCACTIVATED
;
3181 RedrawWindow( hWnd
, 0, 0, RDW_INVALIDATE
| RDW_ERASE
| RDW_UPDATENOW
| RDW_FRAME
);
3182 wndPtr
->flags
&= ~WIN_NCACTIVATED
;
3184 WIN_ReleaseWndPtr(wndPtr
);
3190 if (bInvert
) wparam
= !(wndPtr
->flags
& WIN_NCACTIVATED
);
3191 else wparam
= (hWnd
== GetForegroundWindow());
3193 WIN_ReleaseWndPtr(wndPtr
);
3194 SendMessageW( hWnd
, WM_NCACTIVATE
, wparam
, (LPARAM
)0 );
3199 /*******************************************************************
3200 * FlashWindowEx (USER32.@)
3202 BOOL WINAPI
FlashWindowEx( PFLASHWINFO pfwi
)
3204 FIXME("%p\n", pfwi
);
3208 /*******************************************************************
3209 * GetWindowContextHelpId (USER32.@)
3211 DWORD WINAPI
GetWindowContextHelpId( HWND hwnd
)
3214 WND
*wnd
= WIN_FindWndPtr( hwnd
);
3216 retval
= wnd
->helpContext
;
3217 WIN_ReleaseWndPtr(wnd
);
3222 /*******************************************************************
3223 * SetWindowContextHelpId (USER32.@)
3225 BOOL WINAPI
SetWindowContextHelpId( HWND hwnd
, DWORD id
)
3227 WND
*wnd
= WIN_FindWndPtr( hwnd
);
3228 if (!wnd
) return FALSE
;
3229 wnd
->helpContext
= id
;
3230 WIN_ReleaseWndPtr(wnd
);
3235 /*******************************************************************
3236 * DragDetect (USER32.@)
3238 BOOL WINAPI
DragDetect( HWND hWnd
, POINT pt
)
3243 rect
.left
= pt
.x
- wDragWidth
;
3244 rect
.right
= pt
.x
+ wDragWidth
;
3246 rect
.top
= pt
.y
- wDragHeight
;
3247 rect
.bottom
= pt
.y
+ wDragHeight
;
3253 while(PeekMessageA(&msg
,0 ,WM_MOUSEFIRST
,WM_MOUSELAST
,PM_REMOVE
))
3255 if( msg
.message
== WM_LBUTTONUP
)
3260 if( msg
.message
== WM_MOUSEMOVE
)
3263 tmp
.x
= LOWORD(msg
.lParam
);
3264 tmp
.y
= HIWORD(msg
.lParam
);
3265 if( !PtInRect( &rect
, tmp
))
3277 /******************************************************************************
3278 * GetWindowModuleFileNameA (USER32.@)
3280 UINT WINAPI
GetWindowModuleFileNameA( HWND hwnd
, LPSTR lpszFileName
, UINT cchFileNameMax
)
3282 FIXME("GetWindowModuleFileNameA(hwnd %p, lpszFileName %p, cchFileNameMax %u) stub!\n",
3283 hwnd
, lpszFileName
, cchFileNameMax
);
3287 /******************************************************************************
3288 * GetWindowModuleFileNameW (USER32.@)
3290 UINT WINAPI
GetWindowModuleFileNameW( HWND hwnd
, LPWSTR lpszFileName
, UINT cchFileNameMax
)
3292 FIXME("GetWindowModuleFileNameW(hwnd %p, lpszFileName %p, cchFileNameMax %u) stub!\n",
3293 hwnd
, lpszFileName
, cchFileNameMax
);
3297 /******************************************************************************
3298 * GetWindowInfo (USER32.@)
3300 * Note: tests show that Windows doesn't check cbSize of the structure.
3302 BOOL WINAPI
GetWindowInfo( HWND hwnd
, PWINDOWINFO pwi
)
3304 if (!pwi
) return FALSE
;
3305 if (!IsWindow(hwnd
)) return FALSE
;
3307 GetWindowRect(hwnd
, &pwi
->rcWindow
);
3308 GetClientRect(hwnd
, &pwi
->rcClient
);
3309 /* translate to screen coordinates */
3310 MapWindowPoints(hwnd
, 0, (LPPOINT
)&pwi
->rcClient
, 2);
3312 pwi
->dwStyle
= GetWindowLongW(hwnd
, GWL_STYLE
);
3313 pwi
->dwExStyle
= GetWindowLongW(hwnd
, GWL_EXSTYLE
);
3314 pwi
->dwWindowStatus
= ((GetActiveWindow() == hwnd
) ? WS_ACTIVECAPTION
: 0);
3316 pwi
->cxWindowBorders
= pwi
->rcClient
.left
- pwi
->rcWindow
.left
;
3317 pwi
->cyWindowBorders
= pwi
->rcWindow
.bottom
- pwi
->rcClient
.bottom
;
3319 pwi
->atomWindowType
= GetClassLongW( hwnd
, GCW_ATOM
);
3320 pwi
->wCreatorVersion
= 0x0400;