2 * Window related functions
4 * Copyright 1993, 1994 Alexandre Julliard
10 #include "wine/winbase16.h"
11 #include "wine/winuser16.h"
12 #include "wine/unicode.h"
19 #include "cursoricon.h"
25 #include "stackframe.h"
26 #include "debugtools.h"
28 DEFAULT_DEBUG_CHANNEL(win
);
29 DECLARE_DEBUG_CHANNEL(msg
);
31 /**********************************************************************/
33 WND_DRIVER
*WND_Driver
= NULL
;
36 static WND
*pWndDesktop
= NULL
;
38 static HWND hwndSysModal
= 0;
40 static WORD wDragWidth
= 4;
41 static WORD wDragHeight
= 3;
44 static SYSLEVEL WIN_SysLevel
= { CRITICAL_SECTION_INIT
, 2 };
46 /***********************************************************************
49 * Locks access to all WND structures for thread safeness
51 void WIN_LockWnds( void )
53 _EnterSysLevel( &WIN_SysLevel
);
56 /***********************************************************************
59 * Unlocks access to all WND structures
61 void WIN_UnlockWnds( void )
63 _LeaveSysLevel( &WIN_SysLevel
);
66 /***********************************************************************
69 * Suspend the lock on WND structures.
70 * Returns the number of locks suspended
72 int WIN_SuspendWndsLock( void )
74 int isuspendedLocks
= _ConfirmSysLevel( &WIN_SysLevel
);
75 int count
= isuspendedLocks
;
78 _LeaveSysLevel( &WIN_SysLevel
);
80 return isuspendedLocks
;
83 /***********************************************************************
86 * Restore the suspended locks on WND structures
88 void WIN_RestoreWndsLock( int ipreviousLocks
)
90 while ( ipreviousLocks
-- > 0 )
91 _EnterSysLevel( &WIN_SysLevel
);
94 /***********************************************************************
97 * Return a pointer to the WND structure corresponding to a HWND.
99 WND
* WIN_FindWndPtr( HWND hwnd
)
103 if (!hwnd
|| HIWORD(hwnd
)) goto error2
;
104 ptr
= (WND
*) USER_HEAP_LIN_ADDR( hwnd
);
105 /* Lock all WND structures for thread safeness*/
107 /*and increment destruction monitoring*/
110 if (ptr
->dwMagic
!= WND_MAGIC
) goto error
;
111 if (ptr
->hwndSelf
!= hwnd
)
113 ERR("Can't happen: hwnd %04x self pointer is %04x\n",hwnd
, ptr
->hwndSelf
);
116 /* returns a locked pointer */
119 /* Unlock all WND structures for thread safeness*/
121 /* and decrement destruction monitoring value */
126 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
130 /***********************************************************************
133 * Use in case the wnd ptr is not initialized with WIN_FindWndPtr
135 * Returns the locked initialisation pointer
137 WND
*WIN_LockWndPtr(WND
*initWndPtr
)
139 if(!initWndPtr
) return 0;
141 /* Lock all WND structures for thread safeness*/
143 /*and increment destruction monitoring*/
144 initWndPtr
->irefCount
++;
150 /***********************************************************************
153 * Release the pointer to the WND structure.
155 void WIN_ReleaseWndPtr(WND
*wndPtr
)
159 /*Decrement destruction monitoring value*/
161 /* Check if it's time to release the memory*/
162 if(wndPtr
->irefCount
== 0 && !wndPtr
->dwMagic
)
165 USER_HEAP_FREE( wndPtr
->hwndSelf
);
166 wndPtr
->hwndSelf
= 0;
168 else if(wndPtr
->irefCount
< 0)
170 /* This else if is useful to monitor the WIN_ReleaseWndPtr function */
171 ERR("forgot a Lock on %p somewhere\n",wndPtr
);
173 /*unlock all WND structures for thread safeness*/
177 /***********************************************************************
180 * Updates the value of oldPtr to newPtr.
182 void WIN_UpdateWndPtr(WND
**oldPtr
, WND
*newPtr
)
186 tmpWnd
= WIN_LockWndPtr(newPtr
);
187 WIN_ReleaseWndPtr(*oldPtr
);
192 /***********************************************************************
195 * Dump the content of a window structure to stderr.
197 void WIN_DumpWindow( HWND hwnd
)
203 if (!(ptr
= WIN_FindWndPtr( hwnd
)))
205 WARN("%04x is not a window handle\n", hwnd
);
209 if (!GetClassNameA( hwnd
, className
, sizeof(className
) ))
210 strcpy( className
, "#NULL#" );
212 TRACE("Window %04x (%p):\n", hwnd
, ptr
);
213 DPRINTF( "next=%p child=%p parent=%p owner=%p class=%p '%s'\n"
214 "inst=%04x taskQ=%04x updRgn=%04x active=%04x dce=%p idmenu=%08x\n"
215 "style=%08lx exstyle=%08lx wndproc=%08x text='%s'\n"
216 "client=%d,%d-%d,%d window=%d,%d-%d,%d"
217 "sysmenu=%04x flags=%04x props=%p vscroll=%p hscroll=%p\n",
218 ptr
->next
, ptr
->child
, ptr
->parent
, ptr
->owner
,
219 ptr
->class, className
, ptr
->hInstance
, ptr
->hmemTaskQ
,
220 ptr
->hrgnUpdate
, ptr
->hwndLastActive
, ptr
->dce
, ptr
->wIDmenu
,
221 ptr
->dwStyle
, ptr
->dwExStyle
, (UINT
)ptr
->winproc
,
222 ptr
->text
? debugstr_w(ptr
->text
) : "",
223 ptr
->rectClient
.left
, ptr
->rectClient
.top
, ptr
->rectClient
.right
,
224 ptr
->rectClient
.bottom
, ptr
->rectWindow
.left
, ptr
->rectWindow
.top
,
225 ptr
->rectWindow
.right
, ptr
->rectWindow
.bottom
, ptr
->hSysMenu
,
226 ptr
->flags
, ptr
->pProp
, ptr
->pVScroll
, ptr
->pHScroll
);
230 DPRINTF( "extra bytes:" );
231 for (i
= 0; i
< ptr
->cbWndExtra
; i
++)
232 DPRINTF( " %02x", *((BYTE
*)ptr
->wExtra
+i
) );
236 WIN_ReleaseWndPtr(ptr
);
240 /***********************************************************************
243 * Walk the windows tree and print each window on stderr.
245 void WIN_WalkWindows( HWND hwnd
, int indent
)
250 ptr
= hwnd
? WIN_FindWndPtr( hwnd
) : WIN_GetDesktop();
254 WARN("Invalid window handle %04x\n", hwnd
);
258 if (!indent
) /* first time around */
259 DPRINTF( "%-16.16s %-8.8s %-6.6s %-17.17s %-8.8s %s\n",
260 "hwnd", " wndPtr", "queue", "Class Name", " Style", " WndProc"
265 DPRINTF( "%*s%04x%*s", indent
, "", ptr
->hwndSelf
, 13-indent
,"");
267 GetClassNameA( ptr
->hwndSelf
, className
, sizeof(className
) );
268 DPRINTF( "%08lx %-6.4x %-17.17s %08x %08x %.14s\n",
269 (DWORD
)ptr
, ptr
->hmemTaskQ
, className
,
270 (UINT
)ptr
->dwStyle
, (UINT
)ptr
->winproc
,
271 ptr
->text
? debugstr_w(ptr
->text
) : "<null>");
273 if (ptr
->child
) WIN_WalkWindows( ptr
->child
->hwndSelf
, indent
+1 );
274 WIN_UpdateWndPtr(&ptr
,ptr
->next
);
278 /***********************************************************************
281 * Remove a window from the siblings linked list.
283 BOOL
WIN_UnlinkWindow( HWND hwnd
)
285 WND
*wndPtr
, **ppWnd
;
288 if (!(wndPtr
= WIN_FindWndPtr( hwnd
))) return FALSE
;
289 else if(!wndPtr
->parent
)
291 WIN_ReleaseWndPtr(wndPtr
);
295 ppWnd
= &wndPtr
->parent
->child
;
296 while (*ppWnd
&& *ppWnd
!= wndPtr
) ppWnd
= &(*ppWnd
)->next
;
299 *ppWnd
= wndPtr
->next
;
302 WIN_ReleaseWndPtr(wndPtr
);
307 /***********************************************************************
310 * Insert a window into the siblings linked list.
311 * The window is inserted after the specified window, which can also
312 * be specified as HWND_TOP or HWND_BOTTOM.
314 BOOL
WIN_LinkWindow( HWND hwnd
, HWND hwndInsertAfter
)
316 WND
*wndPtr
, **ppWnd
;
318 if (!(wndPtr
= WIN_FindWndPtr( hwnd
))) return FALSE
;
319 else if(!wndPtr
->parent
)
321 WIN_ReleaseWndPtr(wndPtr
);
324 if ((hwndInsertAfter
== HWND_TOP
) || (hwndInsertAfter
== HWND_BOTTOM
))
326 ppWnd
= &wndPtr
->parent
->child
; /* Point to first sibling hwnd */
327 if (hwndInsertAfter
== HWND_BOTTOM
) /* Find last sibling hwnd */
328 while (*ppWnd
) ppWnd
= &(*ppWnd
)->next
;
330 else /* Normal case */
332 WND
* afterPtr
= WIN_FindWndPtr( hwndInsertAfter
);
335 WIN_ReleaseWndPtr(wndPtr
);
338 ppWnd
= &afterPtr
->next
;
339 WIN_ReleaseWndPtr(afterPtr
);
341 wndPtr
->next
= *ppWnd
;
343 WIN_ReleaseWndPtr(wndPtr
);
348 /***********************************************************************
349 * WIN_FindWinToRepaint
351 * Find a window that needs repaint.
353 HWND
WIN_FindWinToRepaint( HWND hwnd
, HQUEUE16 hQueue
)
358 /* Note: the desktop window never gets WM_PAINT messages
359 * The real reason why is because Windows DesktopWndProc
360 * does ValidateRgn inside WM_ERASEBKGND handler.
363 pWnd
= hwnd
? WIN_FindWndPtr(hwnd
) : WIN_LockWndPtr(pWndDesktop
->child
);
365 for ( ; pWnd
; WIN_UpdateWndPtr(&pWnd
,pWnd
->next
))
367 if (!(pWnd
->dwStyle
& WS_VISIBLE
))
369 TRACE("skipping window %04x\n",
372 else if ((pWnd
->hmemTaskQ
== hQueue
) &&
373 (pWnd
->hrgnUpdate
|| (pWnd
->flags
& WIN_INTERNAL_PAINT
)))
376 else if (pWnd
->child
)
377 if ((hwndRet
= WIN_FindWinToRepaint( pWnd
->child
->hwndSelf
, hQueue
)) )
379 WIN_ReleaseWndPtr(pWnd
);
390 hwndRet
= pWnd
->hwndSelf
;
392 /* look among siblings if we got a transparent window */
393 while (pWnd
&& ((pWnd
->dwExStyle
& WS_EX_TRANSPARENT
) ||
394 !(pWnd
->hrgnUpdate
|| (pWnd
->flags
& WIN_INTERNAL_PAINT
))))
396 WIN_UpdateWndPtr(&pWnd
,pWnd
->next
);
400 hwndRet
= pWnd
->hwndSelf
;
401 WIN_ReleaseWndPtr(pWnd
);
403 TRACE("found %04x\n",hwndRet
);
408 /***********************************************************************
411 * Destroy storage associated to a window. "Internals" p.358
412 * returns a locked wndPtr->next
414 static WND
* WIN_DestroyWindow( WND
* wndPtr
)
416 HWND hwnd
= wndPtr
->hwndSelf
;
419 TRACE("%04x\n", wndPtr
->hwndSelf
);
421 /* free child windows */
422 WIN_LockWndPtr(wndPtr
->child
);
423 while ((pWnd
= wndPtr
->child
))
425 wndPtr
->child
= WIN_DestroyWindow( pWnd
);
426 WIN_ReleaseWndPtr(pWnd
);
430 * Clear the update region to make sure no WM_PAINT messages will be
431 * generated for this window while processing the WM_NCDESTROY.
433 if ((wndPtr
->hrgnUpdate
) || (wndPtr
->flags
& WIN_INTERNAL_PAINT
))
435 if (wndPtr
->hrgnUpdate
> 1)
436 DeleteObject( wndPtr
->hrgnUpdate
);
438 QUEUE_DecPaintCount( wndPtr
->hmemTaskQ
);
440 wndPtr
->hrgnUpdate
= 0;
444 * Send the WM_NCDESTROY to the window being destroyed.
446 SendMessageA( wndPtr
->hwndSelf
, WM_NCDESTROY
, 0, 0);
448 /* FIXME: do we need to fake QS_MOUSEMOVE wakebit? */
450 WINPOS_CheckInternalPos( wndPtr
);
451 if( hwnd
== GetCapture()) ReleaseCapture();
453 /* free resources associated with the window */
455 TIMER_RemoveWindowTimers( wndPtr
->hwndSelf
);
456 PROPERTY_RemoveWindowProps( wndPtr
);
458 wndPtr
->dwMagic
= 0; /* Mark it as invalid */
460 /* toss stale messages from the queue */
462 if( wndPtr
->hmemTaskQ
)
464 BOOL bPostQuit
= FALSE
;
465 WPARAM wQuitParam
= 0;
466 MESSAGEQUEUE
* msgQ
= (MESSAGEQUEUE
*) QUEUE_Lock(wndPtr
->hmemTaskQ
);
469 while( (qmsg
= QUEUE_FindMsg(msgQ
, hwnd
, 0, 0)) != 0 )
471 if( qmsg
->msg
.message
== WM_QUIT
)
474 wQuitParam
= qmsg
->msg
.wParam
;
476 QUEUE_RemoveMsg(msgQ
, qmsg
);
481 /* repost WM_QUIT to make sure this app exits its message loop */
482 if( bPostQuit
) PostQuitMessage(wQuitParam
);
483 wndPtr
->hmemTaskQ
= 0;
486 if (!(wndPtr
->dwStyle
& WS_CHILD
))
489 DestroyMenu( wndPtr
->wIDmenu
);
492 if (wndPtr
->hSysMenu
)
494 DestroyMenu( wndPtr
->hSysMenu
);
495 wndPtr
->hSysMenu
= 0;
497 wndPtr
->pDriver
->pDestroyWindow( wndPtr
);
498 DCE_FreeWindowDCE( wndPtr
); /* Always do this to catch orphaned DCs */
499 WINPROC_FreeProc( wndPtr
->winproc
, WIN_PROC_WINDOW
);
500 CLASS_RemoveWindow( wndPtr
->class );
501 wndPtr
->class = NULL
;
503 WIN_UpdateWndPtr(&pWnd
,wndPtr
->next
);
505 wndPtr
->pDriver
->pFinalize(wndPtr
);
510 /***********************************************************************
511 * WIN_ResetQueueWindows
513 * Reset the queue of all the children of a given window.
514 * Return TRUE if something was done.
516 BOOL
WIN_ResetQueueWindows( WND
* wnd
, HQUEUE16 hQueue
, HQUEUE16 hNew
)
520 if (hNew
) /* Set a new queue */
522 for (wnd
= WIN_LockWndPtr(wnd
->child
); (wnd
);WIN_UpdateWndPtr(&wnd
,wnd
->next
))
524 if (wnd
->hmemTaskQ
== hQueue
)
526 wnd
->hmemTaskQ
= hNew
;
531 ret
|= WIN_ResetQueueWindows( wnd
, hQueue
, hNew
);
535 else /* Queue is being destroyed */
539 WND
*tmp
= WIN_LockWndPtr(wnd
->child
);
544 if (tmp
->hmemTaskQ
== hQueue
)
546 DestroyWindow( tmp
->hwndSelf
);
550 tmp2
= WIN_LockWndPtr(tmp
->child
);
551 if (tmp2
&& WIN_ResetQueueWindows(tmp2
,hQueue
,0))
555 WIN_UpdateWndPtr(&tmp
,tmp
->next
);
557 WIN_ReleaseWndPtr(tmp2
);
559 WIN_ReleaseWndPtr(tmp
);
566 /***********************************************************************
567 * WIN_CreateDesktopWindow
569 * Create the desktop window.
571 BOOL
WIN_CreateDesktopWindow(void)
573 struct tagCLASS
*class;
580 TRACE("Creating desktop window\n");
583 if (!WINPOS_CreateInternalPosAtom() ||
584 !(class = CLASS_AddWindow( (ATOM
)LOWORD(DESKTOP_CLASS_ATOM
), 0, WIN_PROC_32W
,
585 &wndExtra
, &winproc
, &clsStyle
, &dce
)))
588 hwndDesktop
= USER_HEAP_ALLOC( sizeof(WND
) + wndExtra
);
589 if (!hwndDesktop
) return FALSE
;
590 pWndDesktop
= (WND
*) USER_HEAP_LIN_ADDR( hwndDesktop
);
592 pWndDesktop
->pDriver
= WND_Driver
;
593 pWndDesktop
->pDriver
->pInitialize(pWndDesktop
);
595 pWndDesktop
->next
= NULL
;
596 pWndDesktop
->child
= NULL
;
597 pWndDesktop
->parent
= NULL
;
598 pWndDesktop
->owner
= NULL
;
599 pWndDesktop
->class = class;
600 pWndDesktop
->dwMagic
= WND_MAGIC
;
601 pWndDesktop
->hwndSelf
= hwndDesktop
;
602 pWndDesktop
->hInstance
= 0;
603 pWndDesktop
->rectWindow
.left
= 0;
604 pWndDesktop
->rectWindow
.top
= 0;
605 pWndDesktop
->rectWindow
.right
= GetSystemMetrics(SM_CXSCREEN
);
606 pWndDesktop
->rectWindow
.bottom
= GetSystemMetrics(SM_CYSCREEN
);
607 pWndDesktop
->rectClient
= pWndDesktop
->rectWindow
;
608 pWndDesktop
->text
= NULL
;
609 pWndDesktop
->hmemTaskQ
= GetFastQueue16();
610 pWndDesktop
->hrgnUpdate
= 0;
611 pWndDesktop
->hwndLastActive
= hwndDesktop
;
612 pWndDesktop
->dwStyle
= WS_VISIBLE
| WS_CLIPCHILDREN
|
614 pWndDesktop
->dwExStyle
= 0;
615 pWndDesktop
->clsStyle
= clsStyle
;
616 pWndDesktop
->dce
= NULL
;
617 pWndDesktop
->pVScroll
= NULL
;
618 pWndDesktop
->pHScroll
= NULL
;
619 pWndDesktop
->pProp
= NULL
;
620 pWndDesktop
->wIDmenu
= 0;
621 pWndDesktop
->helpContext
= 0;
622 pWndDesktop
->flags
= 0;
623 pWndDesktop
->hSysMenu
= 0;
624 pWndDesktop
->userdata
= 0;
625 pWndDesktop
->winproc
= winproc
;
626 pWndDesktop
->cbWndExtra
= wndExtra
;
627 pWndDesktop
->irefCount
= 0;
629 if(!pWndDesktop
->pDriver
->pCreateDesktopWindow(pWndDesktop
)) return FALSE
;
631 SendMessageW( hwndDesktop
, WM_NCCREATE
, 0, 0 );
632 pWndDesktop
->flags
|= WIN_NEEDS_ERASEBKGND
;
637 /***********************************************************************
640 * Fix the coordinates - Helper for WIN_CreateWindowEx.
641 * returns default show mode in sw.
642 * Note: the feature presented as undocumented *is* in the MSDN since 1993.
644 static void WIN_FixCoordinates( CREATESTRUCTA
*cs
, INT
*sw
)
646 if (cs
->x
== CW_USEDEFAULT
|| cs
->x
== CW_USEDEFAULT16
||
647 cs
->cx
== CW_USEDEFAULT
|| cs
->cx
== CW_USEDEFAULT16
)
649 if (cs
->style
& (WS_CHILD
| WS_POPUP
))
651 if (cs
->x
== CW_USEDEFAULT
|| cs
->x
== CW_USEDEFAULT16
) cs
->x
= cs
->y
= 0;
652 if (cs
->cx
== CW_USEDEFAULT
|| cs
->cx
== CW_USEDEFAULT16
) cs
->cx
= cs
->cy
= 0;
654 else /* overlapped window */
658 GetStartupInfoA( &info
);
660 if (cs
->x
== CW_USEDEFAULT
|| cs
->x
== CW_USEDEFAULT16
)
662 /* Never believe Microsoft's documentation... CreateWindowEx doc says
663 * that if an overlapped window is created with WS_VISIBLE style bit
664 * set and the x parameter is set to CW_USEDEFAULT, the system ignores
665 * the y parameter. However, disassembling NT implementation (WIN32K.SYS)
668 * 1) not only it checks for CW_USEDEFAULT but also for CW_USEDEFAULT16
669 * 2) it does not ignore the y parameter as the docs claim; instead, it
670 * uses it as second parameter to ShowWindow() unless y is either
671 * CW_USEDEFAULT or CW_USEDEFAULT16.
673 * The fact that we didn't do 2) caused bogus windows pop up when wine
674 * was running apps that were using this obscure feature. Example -
675 * calc.exe that comes with Win98 (only Win98, it's different from
676 * the one that comes with Win95 and NT)
678 if (cs
->y
!= CW_USEDEFAULT
&& cs
->y
!= CW_USEDEFAULT16
) *sw
= cs
->y
;
679 cs
->x
= (info
.dwFlags
& STARTF_USEPOSITION
) ? info
.dwX
: 0;
680 cs
->y
= (info
.dwFlags
& STARTF_USEPOSITION
) ? info
.dwY
: 0;
683 if (cs
->cx
== CW_USEDEFAULT
|| cs
->cx
== CW_USEDEFAULT16
)
685 if (info
.dwFlags
& STARTF_USESIZE
)
687 cs
->cx
= info
.dwXSize
;
688 cs
->cy
= info
.dwYSize
;
690 else /* if no other hint from the app, pick 3/4 of the screen real estate */
693 SystemParametersInfoA( SPI_GETWORKAREA
, 0, &r
, 0);
694 cs
->cx
= (((r
.right
- r
.left
) * 3) / 4) - cs
->x
;
695 cs
->cy
= (((r
.bottom
- r
.top
) * 3) / 4) - cs
->y
;
702 /***********************************************************************
705 * Implementation of CreateWindowEx().
707 static HWND
WIN_CreateWindowEx( CREATESTRUCTA
*cs
, ATOM classAtom
,
708 WINDOWPROCTYPE type
)
711 struct tagCLASS
*classPtr
;
714 HWND16 hwnd
, hwndLinkAfter
;
715 POINT maxSize
, maxPos
, minTrack
, maxTrack
;
720 LRESULT
CALLBACK (*localSend32
)(HWND
, UINT
, WPARAM
, LPARAM
);
722 TRACE("%s %s %08lx %08lx %d,%d %dx%d %04x %04x %08x %p\n",
723 (type
== WIN_PROC_32W
) ? debugres_w((LPWSTR
)cs
->lpszName
) : debugres_a(cs
->lpszName
),
724 (type
== WIN_PROC_32W
) ? debugres_w((LPWSTR
)cs
->lpszClass
) : debugres_a(cs
->lpszClass
),
725 cs
->dwExStyle
, cs
->style
, cs
->x
, cs
->y
, cs
->cx
, cs
->cy
,
726 cs
->hwndParent
, cs
->hMenu
, cs
->hInstance
, cs
->lpCreateParams
);
728 TRACE("winproc type is %d (%s)\n", type
, (type
== WIN_PROC_16
) ? "WIN_PROC_16" :
729 ((type
== WIN_PROC_32A
) ? "WIN_PROC_32A" : "WIN_PROC_32W") );
731 /* Find the parent window */
735 /* Make sure parent is valid */
736 if (!IsWindow( cs
->hwndParent
))
738 WARN("Bad parent %04x\n", cs
->hwndParent
);
741 } else if ((cs
->style
& WS_CHILD
) && !(cs
->style
& WS_POPUP
)) {
742 WARN("No parent for child window\n" );
743 return 0; /* WS_CHILD needs a parent, but WS_POPUP doesn't */
746 /* Find the window class */
747 if (!(classPtr
= CLASS_AddWindow( classAtom
, cs
->hInstance
, type
,
748 &wndExtra
, &winproc
, &clsStyle
, &dce
)))
750 WARN("Bad class '%s'\n", cs
->lpszClass
);
754 WIN_FixCoordinates(cs
, &sw
); /* fix default coordinates */
756 /* Create the window structure */
758 if (!(hwnd
= USER_HEAP_ALLOC( sizeof(*wndPtr
) + wndExtra
- sizeof(wndPtr
->wExtra
) )))
760 TRACE("out of memory\n" );
764 /* Fill the window structure */
766 wndPtr
= WIN_LockWndPtr((WND
*) USER_HEAP_LIN_ADDR( hwnd
));
768 wndPtr
->child
= NULL
;
770 if ((cs
->style
& WS_CHILD
) && cs
->hwndParent
)
772 wndPtr
->parent
= WIN_FindWndPtr( cs
->hwndParent
);
773 wndPtr
->owner
= NULL
;
774 WIN_ReleaseWndPtr(wndPtr
->parent
);
778 wndPtr
->parent
= pWndDesktop
;
779 if (!cs
->hwndParent
|| (cs
->hwndParent
== pWndDesktop
->hwndSelf
))
780 wndPtr
->owner
= NULL
;
783 WND
*tmpWnd
= WIN_FindWndPtr(cs
->hwndParent
);
784 wndPtr
->owner
= WIN_GetTopParentPtr(tmpWnd
);
785 WIN_ReleaseWndPtr(wndPtr
->owner
);
786 WIN_ReleaseWndPtr(tmpWnd
);
791 wndPtr
->pDriver
= wndPtr
->parent
->pDriver
;
792 wndPtr
->pDriver
->pInitialize(wndPtr
);
794 wndPtr
->class = classPtr
;
795 wndPtr
->winproc
= winproc
;
796 wndPtr
->dwMagic
= WND_MAGIC
;
797 wndPtr
->hwndSelf
= hwnd
;
798 wndPtr
->hInstance
= cs
->hInstance
;
800 wndPtr
->hmemTaskQ
= GetFastQueue16();
801 wndPtr
->hrgnUpdate
= 0;
803 wndPtr
->hwndLastActive
= hwnd
;
804 wndPtr
->dwStyle
= cs
->style
& ~WS_VISIBLE
;
805 wndPtr
->dwExStyle
= cs
->dwExStyle
;
806 wndPtr
->clsStyle
= clsStyle
;
808 wndPtr
->helpContext
= 0;
809 wndPtr
->flags
= (type
== WIN_PROC_16
) ? 0 : WIN_ISWIN32
;
810 wndPtr
->pVScroll
= NULL
;
811 wndPtr
->pHScroll
= NULL
;
812 wndPtr
->pProp
= NULL
;
813 wndPtr
->userdata
= 0;
814 wndPtr
->hSysMenu
= (wndPtr
->dwStyle
& WS_SYSMENU
)
815 ? MENU_GetSysMenu( hwnd
, 0 ) : 0;
816 wndPtr
->cbWndExtra
= wndExtra
;
817 wndPtr
->irefCount
= 1;
819 if (wndExtra
) memset( wndPtr
->wExtra
, 0, wndExtra
);
821 /* Call the WH_CBT hook */
823 hwndLinkAfter
= ((cs
->style
& (WS_CHILD
|WS_MAXIMIZE
)) == WS_CHILD
)
824 ? HWND_BOTTOM
: HWND_TOP
;
826 if (HOOK_IsHooked( WH_CBT
))
832 cbtc
.hwndInsertAfter
= hwndLinkAfter
;
833 ret
= (type
== WIN_PROC_32W
) ? HOOK_CallHooksW(WH_CBT
, HCBT_CREATEWND
, hwnd
, (LPARAM
)&cbtc
)
834 : HOOK_CallHooksA(WH_CBT
, HCBT_CREATEWND
, hwnd
, (LPARAM
)&cbtc
);
837 TRACE("CBT-hook returned 0\n");
838 wndPtr
->pDriver
->pFinalize(wndPtr
);
839 USER_HEAP_FREE( hwnd
);
840 CLASS_RemoveWindow( classPtr
);
846 /* Correct the window style */
848 if (!(cs
->style
& WS_CHILD
))
850 wndPtr
->dwStyle
|= WS_CLIPSIBLINGS
;
851 if (!(cs
->style
& WS_POPUP
))
853 wndPtr
->dwStyle
|= WS_CAPTION
;
854 wndPtr
->flags
|= WIN_NEED_SIZE
;
858 /* Get class or window DC if needed */
860 if (clsStyle
& CS_OWNDC
) wndPtr
->dce
= DCE_AllocDCE(hwnd
,DCE_WINDOW_DC
);
861 else if (clsStyle
& CS_CLASSDC
) wndPtr
->dce
= dce
;
862 else wndPtr
->dce
= NULL
;
864 /* Initialize the dimensions before sending WM_GETMINMAXINFO */
866 wndPtr
->rectWindow
.left
= cs
->x
;
867 wndPtr
->rectWindow
.top
= cs
->y
;
868 wndPtr
->rectWindow
.right
= cs
->x
+ cs
->cx
;
869 wndPtr
->rectWindow
.bottom
= cs
->y
+ cs
->cy
;
870 wndPtr
->rectClient
= wndPtr
->rectWindow
;
872 /* Send the WM_GETMINMAXINFO message and fix the size if needed */
874 if ((cs
->style
& WS_THICKFRAME
) || !(cs
->style
& (WS_POPUP
| WS_CHILD
)))
876 WINPOS_GetMinMaxInfo( wndPtr
, &maxSize
, &maxPos
, &minTrack
, &maxTrack
);
877 if (maxSize
.x
< cs
->cx
) cs
->cx
= maxSize
.x
;
878 if (maxSize
.y
< cs
->cy
) cs
->cy
= maxSize
.y
;
879 if (cs
->cx
< minTrack
.x
) cs
->cx
= minTrack
.x
;
880 if (cs
->cy
< minTrack
.y
) cs
->cy
= minTrack
.y
;
883 if (cs
->cx
< 0) cs
->cx
= 0;
884 if (cs
->cy
< 0) cs
->cy
= 0;
886 wndPtr
->rectWindow
.left
= cs
->x
;
887 wndPtr
->rectWindow
.top
= cs
->y
;
888 wndPtr
->rectWindow
.right
= cs
->x
+ cs
->cx
;
889 wndPtr
->rectWindow
.bottom
= cs
->y
+ cs
->cy
;
890 wndPtr
->rectClient
= wndPtr
->rectWindow
;
892 if(!wndPtr
->pDriver
->pCreateWindow(wndPtr
, cs
, type
== WIN_PROC_32W
))
898 /* Set the window menu */
900 if ((wndPtr
->dwStyle
& (WS_CAPTION
| WS_CHILD
)) == WS_CAPTION
)
902 if (cs
->hMenu
) SetMenu(hwnd
, cs
->hMenu
);
905 LPCSTR menuName
= (LPCSTR
)GetClassLongA( hwnd
, GCL_MENUNAME
);
908 if (HIWORD(cs
->hInstance
))
909 cs
->hMenu
= LoadMenuA(cs
->hInstance
,menuName
);
911 cs
->hMenu
= LoadMenu16(cs
->hInstance
,menuName
);
913 if (cs
->hMenu
) SetMenu( hwnd
, cs
->hMenu
);
917 else wndPtr
->wIDmenu
= (UINT
)cs
->hMenu
;
919 /* Send the WM_CREATE message
920 * Perhaps we shouldn't allow width/height changes as well.
921 * See p327 in "Internals".
924 maxPos
.x
= wndPtr
->rectWindow
.left
; maxPos
.y
= wndPtr
->rectWindow
.top
;
926 localSend32
= (type
== WIN_PROC_32W
) ? SendMessageW
: SendMessageA
;
927 if( (*localSend32
)( hwnd
, WM_NCCREATE
, 0, (LPARAM
)cs
) )
929 /* Insert the window in the linked list */
931 WIN_LinkWindow( hwnd
, hwndLinkAfter
);
933 WINPOS_SendNCCalcSize( hwnd
, FALSE
, &wndPtr
->rectWindow
,
934 NULL
, NULL
, 0, &wndPtr
->rectClient
);
935 OffsetRect(&wndPtr
->rectWindow
, maxPos
.x
- wndPtr
->rectWindow
.left
,
936 maxPos
.y
- wndPtr
->rectWindow
.top
);
937 if( ((*localSend32
)( hwnd
, WM_CREATE
, 0, (LPARAM
)cs
)) != -1 )
939 /* Send the size messages */
941 if (!(wndPtr
->flags
& WIN_NEED_SIZE
))
944 if (((wndPtr
->rectClient
.right
-wndPtr
->rectClient
.left
) <0)
945 ||((wndPtr
->rectClient
.bottom
-wndPtr
->rectClient
.top
)<0))
946 WARN("sending bogus WM_SIZE message 0x%08lx\n",
947 MAKELONG(wndPtr
->rectClient
.right
-wndPtr
->rectClient
.left
,
948 wndPtr
->rectClient
.bottom
-wndPtr
->rectClient
.top
));
949 (*localSend32
)( hwnd
, WM_SIZE
, SIZE_RESTORED
,
950 MAKELONG(wndPtr
->rectClient
.right
-wndPtr
->rectClient
.left
,
951 wndPtr
->rectClient
.bottom
-wndPtr
->rectClient
.top
));
952 (*localSend32
)( hwnd
, WM_MOVE
, 0,
953 MAKELONG( wndPtr
->rectClient
.left
,
954 wndPtr
->rectClient
.top
) );
957 /* Show the window, maximizing or minimizing if needed */
959 if (wndPtr
->dwStyle
& (WS_MINIMIZE
| WS_MAXIMIZE
))
962 UINT16 swFlag
= (wndPtr
->dwStyle
& WS_MINIMIZE
) ? SW_MINIMIZE
: SW_MAXIMIZE
;
963 wndPtr
->dwStyle
&= ~(WS_MAXIMIZE
| WS_MINIMIZE
);
964 WINPOS_MinMaximize( wndPtr
, swFlag
, &newPos
);
965 swFlag
= ((wndPtr
->dwStyle
& WS_CHILD
) || GetActiveWindow())
966 ? SWP_NOACTIVATE
| SWP_NOZORDER
| SWP_FRAMECHANGED
967 : SWP_NOZORDER
| SWP_FRAMECHANGED
;
968 SetWindowPos( hwnd
, 0, newPos
.left
, newPos
.top
,
969 newPos
.right
, newPos
.bottom
, swFlag
);
972 if( (wndPtr
->dwStyle
& WS_CHILD
) && !(wndPtr
->dwExStyle
& WS_EX_NOPARENTNOTIFY
) )
974 /* Notify the parent window only */
976 SendMessageA( wndPtr
->parent
->hwndSelf
, WM_PARENTNOTIFY
,
977 MAKEWPARAM(WM_CREATE
, wndPtr
->wIDmenu
), (LPARAM
)hwnd
);
978 if( !IsWindow(hwnd
) )
985 if (cs
->style
& WS_VISIBLE
) ShowWindow( hwnd
, sw
);
987 /* Call WH_SHELL hook */
989 if (!(wndPtr
->dwStyle
& WS_CHILD
) && !wndPtr
->owner
)
990 HOOK_CallHooks16( WH_SHELL
, HSHELL_WINDOWCREATED
, hwnd
, 0 );
992 TRACE("created window %04x\n", hwnd
);
996 WIN_UnlinkWindow( hwnd
);
999 /* Abort window creation */
1001 WARN("aborted by WM_xxCREATE!\n");
1002 WIN_ReleaseWndPtr(WIN_DestroyWindow( wndPtr
));
1003 CLASS_RemoveWindow( classPtr
);
1006 WIN_ReleaseWndPtr(wndPtr
);
1012 /***********************************************************************
1013 * CreateWindow (USER.41)
1015 HWND16 WINAPI
CreateWindow16( LPCSTR className
, LPCSTR windowName
,
1016 DWORD style
, INT16 x
, INT16 y
, INT16 width
,
1017 INT16 height
, HWND16 parent
, HMENU16 menu
,
1018 HINSTANCE16 instance
, LPVOID data
)
1020 return CreateWindowEx16( 0, className
, windowName
, style
,
1021 x
, y
, width
, height
, parent
, menu
, instance
, data
);
1025 /***********************************************************************
1026 * CreateWindowEx (USER.452)
1028 HWND16 WINAPI
CreateWindowEx16( DWORD exStyle
, LPCSTR className
,
1029 LPCSTR windowName
, DWORD style
, INT16 x
,
1030 INT16 y
, INT16 width
, INT16 height
,
1031 HWND16 parent
, HMENU16 menu
,
1032 HINSTANCE16 instance
, LPVOID data
)
1038 /* Find the class atom */
1040 if (HIWORD(className
))
1042 if (!(classAtom
= GlobalFindAtomA( className
)))
1044 ERR( "bad class name %s\n", debugres_a(className
) );
1050 classAtom
= LOWORD(className
);
1051 if (!GlobalGetAtomNameA( classAtom
, buffer
, sizeof(buffer
) ))
1053 ERR( "bad atom %x\n", classAtom
);
1059 /* Fix the coordinates */
1061 cs
.x
= (x
== CW_USEDEFAULT16
) ? CW_USEDEFAULT
: (INT
)x
;
1062 cs
.y
= (y
== CW_USEDEFAULT16
) ? CW_USEDEFAULT
: (INT
)y
;
1063 cs
.cx
= (width
== CW_USEDEFAULT16
) ? CW_USEDEFAULT
: (INT
)width
;
1064 cs
.cy
= (height
== CW_USEDEFAULT16
) ? CW_USEDEFAULT
: (INT
)height
;
1066 /* Create the window */
1068 cs
.lpCreateParams
= data
;
1069 cs
.hInstance
= (HINSTANCE
)instance
;
1070 cs
.hMenu
= (HMENU
)menu
;
1071 cs
.hwndParent
= (HWND
)parent
;
1073 cs
.lpszName
= windowName
;
1074 cs
.lpszClass
= className
;
1075 cs
.dwExStyle
= exStyle
;
1077 return WIN_CreateWindowEx( &cs
, classAtom
, WIN_PROC_16
);
1081 /***********************************************************************
1082 * CreateWindowExA (USER32.@)
1084 HWND WINAPI
CreateWindowExA( DWORD exStyle
, LPCSTR className
,
1085 LPCSTR windowName
, DWORD style
, INT x
,
1086 INT y
, INT width
, INT height
,
1087 HWND parent
, HMENU menu
,
1088 HINSTANCE instance
, LPVOID data
)
1095 instance
=GetModuleHandleA(NULL
);
1097 if(exStyle
& WS_EX_MDICHILD
)
1098 return CreateMDIWindowA(className
, windowName
, style
, x
, y
, width
, height
, parent
, instance
, (LPARAM
)data
);
1100 /* Find the class atom */
1102 if (HIWORD(className
))
1104 if (!(classAtom
= GlobalFindAtomA( className
)))
1106 ERR( "bad class name %s\n", debugres_a(className
) );
1112 classAtom
= LOWORD(className
);
1113 if (!GlobalGetAtomNameA( classAtom
, buffer
, sizeof(buffer
) ))
1115 ERR( "bad atom %x\n", classAtom
);
1121 /* Create the window */
1123 cs
.lpCreateParams
= data
;
1124 cs
.hInstance
= instance
;
1126 cs
.hwndParent
= parent
;
1132 cs
.lpszName
= windowName
;
1133 cs
.lpszClass
= className
;
1134 cs
.dwExStyle
= exStyle
;
1136 return WIN_CreateWindowEx( &cs
, classAtom
, WIN_PROC_32A
);
1140 /***********************************************************************
1141 * CreateWindowExW (USER32.@)
1143 HWND WINAPI
CreateWindowExW( DWORD exStyle
, LPCWSTR className
,
1144 LPCWSTR windowName
, DWORD style
, INT x
,
1145 INT y
, INT width
, INT height
,
1146 HWND parent
, HMENU menu
,
1147 HINSTANCE instance
, LPVOID data
)
1154 instance
=GetModuleHandleA(NULL
);
1156 if(exStyle
& WS_EX_MDICHILD
)
1157 return CreateMDIWindowW(className
, windowName
, style
, x
, y
, width
, height
, parent
, instance
, (LPARAM
)data
);
1159 /* Find the class atom */
1161 if (HIWORD(className
))
1163 if (!(classAtom
= GlobalFindAtomW( className
)))
1165 ERR( "bad class name %s\n", debugres_w(className
) );
1171 classAtom
= LOWORD(className
);
1172 if (!GlobalGetAtomNameW( classAtom
, buffer
, sizeof(buffer
)/sizeof(WCHAR
) ))
1174 ERR( "bad atom %x\n", classAtom
);
1180 /* Create the window */
1182 cs
.lpCreateParams
= data
;
1183 cs
.hInstance
= instance
;
1185 cs
.hwndParent
= parent
;
1191 cs
.lpszName
= windowName
;
1192 cs
.lpszClass
= className
;
1193 cs
.dwExStyle
= exStyle
;
1195 /* Note: we rely on the fact that CREATESTRUCTA and */
1196 /* CREATESTRUCTW have the same layout. */
1197 return WIN_CreateWindowEx( (CREATESTRUCTA
*)&cs
, classAtom
, WIN_PROC_32W
);
1200 /***********************************************************************
1201 * WIN_SendDestroyMsg
1203 static void WIN_SendDestroyMsg( WND
* pWnd
)
1205 if( CARET_GetHwnd() == pWnd
->hwndSelf
) DestroyCaret();
1206 USER_Driver
.pResetSelectionOwner( pWnd
, TRUE
);
1209 * Send the WM_DESTROY to the window.
1211 SendMessageA( pWnd
->hwndSelf
, WM_DESTROY
, 0, 0);
1214 * This WM_DESTROY message can trigger re-entrant calls to DestroyWindow
1215 * make sure that the window still exists when we come back.
1217 if (IsWindow(pWnd
->hwndSelf
))
1219 HWND
* pWndArray
= NULL
;
1224 * Now, if the window has kids, we have to send WM_DESTROY messages
1225 * recursively to it's kids. It seems that those calls can also
1226 * trigger re-entrant calls to DestroyWindow for the kids so we must
1227 * protect against corruption of the list of siblings. We first build
1228 * a list of HWNDs representing all the kids.
1230 pChild
= WIN_LockWndPtr(pWnd
->child
);
1234 WIN_UpdateWndPtr(&pChild
,pChild
->next
);
1238 * If there are no kids, we're done.
1243 pWndArray
= HeapAlloc(GetProcessHeap(), 0, nKidCount
*sizeof(HWND
));
1248 if (pWndArray
==NULL
)
1252 * Now, enumerate all the kids in a list, since we wait to make the SendMessage
1253 * call, our linked list of siblings should be safe.
1256 pChild
= WIN_LockWndPtr(pWnd
->child
);
1259 pWndArray
[nKidCount
] = pChild
->hwndSelf
;
1261 WIN_UpdateWndPtr(&pChild
,pChild
->next
);
1265 * Now that we have a list, go through that list again and send the destroy
1266 * message to those windows. We are using the HWND to retrieve the
1267 * WND pointer so we are effectively checking that all the kid windows are
1268 * still valid before sending the message.
1272 pChild
= WIN_FindWndPtr(pWndArray
[--nKidCount
]);
1276 WIN_SendDestroyMsg( pChild
);
1277 WIN_ReleaseWndPtr(pChild
);
1284 HeapFree(GetProcessHeap(), 0, pWndArray
);
1287 WARN("\tdestroyed itself while in WM_DESTROY!\n");
1291 /***********************************************************************
1292 * DestroyWindow (USER.53)
1294 BOOL16 WINAPI
DestroyWindow16( HWND16 hwnd
)
1296 return DestroyWindow(hwnd
);
1300 /***********************************************************************
1301 * DestroyWindow (USER32.@)
1303 BOOL WINAPI
DestroyWindow( HWND hwnd
)
1308 BOOL bFocusSet
= FALSE
;
1310 TRACE("(%04x)\n", hwnd
);
1312 /* Initialization */
1314 if (!(wndPtr
= WIN_FindWndPtr( hwnd
))) return FALSE
;
1315 if (wndPtr
== pWndDesktop
)
1317 retvalue
= FALSE
; /* Can't destroy desktop */
1321 /* Look whether the focus is within the tree of windows we will
1325 while (h
&& (GetWindowLongA(h
,GWL_STYLE
) & WS_CHILD
))
1329 SetFocus(GetParent(h
));
1335 /* If the focus is on the window we will destroy and it has no parent,
1336 * set the focus to 0.
1338 if (! bFocusSet
&& (h
== hwnd
))
1340 if (!(GetWindowLongA(h
,GWL_STYLE
) & WS_CHILD
))
1346 if( HOOK_CallHooks16( WH_CBT
, HCBT_DESTROYWND
, hwnd
, 0L) )
1352 if (!(wndPtr
->dwStyle
& WS_CHILD
) && !wndPtr
->owner
)
1354 HOOK_CallHooks16( WH_SHELL
, HSHELL_WINDOWDESTROYED
, hwnd
, 0L );
1355 /* FIXME: clean up palette - see "Internals" p.352 */
1358 if( !QUEUE_IsExitingQueue(wndPtr
->hmemTaskQ
) )
1359 if( wndPtr
->dwStyle
& WS_CHILD
&& !(wndPtr
->dwExStyle
& WS_EX_NOPARENTNOTIFY
) )
1361 /* Notify the parent window only */
1362 SendMessageA( wndPtr
->parent
->hwndSelf
, WM_PARENTNOTIFY
,
1363 MAKEWPARAM(WM_DESTROY
, wndPtr
->wIDmenu
), (LPARAM
)hwnd
);
1364 if( !IsWindow(hwnd
) )
1371 USER_Driver
.pResetSelectionOwner( wndPtr
, FALSE
); /* before the window is unmapped */
1373 /* Hide the window */
1375 if (wndPtr
->dwStyle
& WS_VISIBLE
)
1377 SetWindowPos( hwnd
, 0, 0, 0, 0, 0, SWP_HIDEWINDOW
|
1378 SWP_NOACTIVATE
|SWP_NOZORDER
|SWP_NOMOVE
|SWP_NOSIZE
|
1379 ((QUEUE_IsExitingQueue(wndPtr
->hmemTaskQ
))?SWP_DEFERERASE
:0) );
1380 if (!IsWindow(hwnd
))
1387 /* Recursively destroy owned windows */
1389 if( !(wndPtr
->dwStyle
& WS_CHILD
) )
1391 /* make sure top menu popup doesn't get destroyed */
1392 MENU_PatchResidentPopup( (HQUEUE16
)0xFFFF, wndPtr
);
1396 WND
*siblingPtr
= WIN_LockWndPtr(wndPtr
->parent
->child
); /* First sibling */
1399 if (siblingPtr
->owner
== wndPtr
)
1401 if (siblingPtr
->hmemTaskQ
== wndPtr
->hmemTaskQ
)
1404 siblingPtr
->owner
= NULL
;
1406 WIN_UpdateWndPtr(&siblingPtr
,siblingPtr
->next
);
1410 DestroyWindow( siblingPtr
->hwndSelf
);
1411 WIN_ReleaseWndPtr(siblingPtr
);
1416 if( !Options
.managed
|| EVENT_CheckFocus() )
1417 WINPOS_ActivateOtherWindow(wndPtr
);
1419 if( wndPtr
->owner
&&
1420 wndPtr
->owner
->hwndLastActive
== wndPtr
->hwndSelf
)
1421 wndPtr
->owner
->hwndLastActive
= wndPtr
->owner
->hwndSelf
;
1424 /* Send destroy messages */
1426 WIN_SendDestroyMsg( wndPtr
);
1427 if (!IsWindow(hwnd
))
1433 /* Unlink now so we won't bother with the children later on */
1435 if( wndPtr
->parent
) WIN_UnlinkWindow(hwnd
);
1437 /* Destroy the window storage */
1439 WIN_ReleaseWndPtr(WIN_DestroyWindow( wndPtr
));
1442 WIN_ReleaseWndPtr(wndPtr
);
1447 /***********************************************************************
1448 * CloseWindow (USER.43)
1450 BOOL16 WINAPI
CloseWindow16( HWND16 hwnd
)
1452 return CloseWindow( hwnd
);
1456 /***********************************************************************
1457 * CloseWindow (USER32.@)
1459 BOOL WINAPI
CloseWindow( HWND hwnd
)
1461 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
1464 if (!wndPtr
|| (wndPtr
->dwStyle
& WS_CHILD
))
1469 ShowWindow( hwnd
, SW_MINIMIZE
);
1472 WIN_ReleaseWndPtr(wndPtr
);
1478 /***********************************************************************
1479 * OpenIcon (USER.44)
1481 BOOL16 WINAPI
OpenIcon16( HWND16 hwnd
)
1483 return OpenIcon( hwnd
);
1487 /***********************************************************************
1488 * OpenIcon (USER32.@)
1490 BOOL WINAPI
OpenIcon( HWND hwnd
)
1492 if (!IsIconic( hwnd
)) return FALSE
;
1493 ShowWindow( hwnd
, SW_SHOWNORMAL
);
1498 /***********************************************************************
1501 * Implementation of FindWindow() and FindWindowEx().
1503 static HWND
WIN_FindWindow( HWND parent
, HWND child
, ATOM className
,
1511 if (!(pWnd
= WIN_FindWndPtr( child
))) return 0;
1514 if (!pWnd
->parent
|| (pWnd
->parent
->hwndSelf
!= parent
))
1520 else if (pWnd
->parent
!= pWndDesktop
)
1525 WIN_UpdateWndPtr(&pWnd
,pWnd
->next
);
1529 if (!(pWnd
= parent
? WIN_FindWndPtr(parent
) : WIN_LockWndPtr(pWndDesktop
)))
1534 WIN_UpdateWndPtr(&pWnd
,pWnd
->child
);
1542 for ( ; pWnd
; WIN_UpdateWndPtr(&pWnd
,pWnd
->next
))
1544 if (className
&& (GetClassWord(pWnd
->hwndSelf
, GCW_ATOM
) != className
))
1545 continue; /* Not the right class */
1547 /* Now check the title */
1551 retvalue
= pWnd
->hwndSelf
;
1554 if (pWnd
->text
&& !strcmpW( pWnd
->text
, title
))
1556 retvalue
= pWnd
->hwndSelf
;
1561 /* In this case we need to check whether other processes
1562 own a window with the given paramters on the Desktop,
1563 but we don't, so let's at least warn about it */
1564 FIXME("Returning 0 without checking other processes\n");
1566 WIN_ReleaseWndPtr(pWnd
);
1572 /***********************************************************************
1573 * FindWindow (USER.50)
1575 HWND16 WINAPI
FindWindow16( LPCSTR className
, LPCSTR title
)
1577 return FindWindowA( className
, title
);
1581 /***********************************************************************
1582 * FindWindowEx (USER.427)
1584 HWND16 WINAPI
FindWindowEx16( HWND16 parent
, HWND16 child
, LPCSTR className
, LPCSTR title
)
1586 return FindWindowExA( parent
, child
, className
, title
);
1590 /***********************************************************************
1591 * FindWindowA (USER32.@)
1593 HWND WINAPI
FindWindowA( LPCSTR className
, LPCSTR title
)
1595 HWND ret
= FindWindowExA( 0, 0, className
, title
);
1596 if (!ret
) SetLastError (ERROR_CANNOT_FIND_WND_CLASS
);
1601 /***********************************************************************
1602 * FindWindowExA (USER32.@)
1604 HWND WINAPI
FindWindowExA( HWND parent
, HWND child
,
1605 LPCSTR className
, LPCSTR title
)
1613 /* If the atom doesn't exist, then no class */
1614 /* with this name exists either. */
1615 if (!(atom
= GlobalFindAtomA( className
)))
1617 SetLastError (ERROR_CANNOT_FIND_WND_CLASS
);
1622 buffer
= HEAP_strdupAtoW( GetProcessHeap(), 0, title
);
1623 hwnd
= WIN_FindWindow( parent
, child
, atom
, buffer
);
1624 HeapFree( GetProcessHeap(), 0, buffer
);
1629 /***********************************************************************
1630 * FindWindowExW (USER32.@)
1632 HWND WINAPI
FindWindowExW( HWND parent
, HWND child
,
1633 LPCWSTR className
, LPCWSTR title
)
1639 /* If the atom doesn't exist, then no class */
1640 /* with this name exists either. */
1641 if (!(atom
= GlobalFindAtomW( className
)))
1643 SetLastError (ERROR_CANNOT_FIND_WND_CLASS
);
1647 return WIN_FindWindow( parent
, child
, atom
, title
);
1651 /***********************************************************************
1652 * FindWindowW (USER32.@)
1654 HWND WINAPI
FindWindowW( LPCWSTR className
, LPCWSTR title
)
1656 return FindWindowExW( 0, 0, className
, title
);
1660 /**********************************************************************
1662 * returns a locked pointer
1664 WND
*WIN_GetDesktop(void)
1666 return WIN_LockWndPtr(pWndDesktop
);
1668 /**********************************************************************
1669 * WIN_ReleaseDesktop
1670 * unlock the desktop pointer
1672 void WIN_ReleaseDesktop(void)
1674 WIN_ReleaseWndPtr(pWndDesktop
);
1678 /**********************************************************************
1679 * GetDesktopWindow (USER.286)
1681 HWND16 WINAPI
GetDesktopWindow16(void)
1683 return (HWND16
)pWndDesktop
->hwndSelf
;
1687 /**********************************************************************
1688 * GetDesktopWindow (USER32.@)
1690 HWND WINAPI
GetDesktopWindow(void)
1692 if (pWndDesktop
) return pWndDesktop
->hwndSelf
;
1693 ERR( "You need the -desktop option when running with native USER\n" );
1699 /**********************************************************************
1700 * GetDesktopHwnd (USER.278)
1702 * Exactly the same thing as GetDesktopWindow(), but not documented.
1703 * Don't ask me why...
1705 HWND16 WINAPI
GetDesktopHwnd16(void)
1707 return (HWND16
)pWndDesktop
->hwndSelf
;
1711 /*******************************************************************
1712 * EnableWindow (USER.34)
1714 BOOL16 WINAPI
EnableWindow16( HWND16 hwnd
, BOOL16 enable
)
1716 return EnableWindow( hwnd
, enable
);
1720 /*******************************************************************
1721 * EnableWindow (USER32.@)
1723 BOOL WINAPI
EnableWindow( HWND hwnd
, BOOL enable
)
1728 TRACE("EnableWindow32: ( %x, %d )\n", hwnd
, enable
);
1730 if (!(wndPtr
= WIN_FindWndPtr( hwnd
))) return FALSE
;
1731 if (enable
&& (wndPtr
->dwStyle
& WS_DISABLED
))
1734 wndPtr
->dwStyle
&= ~WS_DISABLED
;
1736 if( wndPtr
->flags
& WIN_NATIVE
)
1737 wndPtr
->pDriver
->pSetHostAttr( wndPtr
, HAK_ACCEPTFOCUS
, TRUE
);
1739 SendMessageA( hwnd
, WM_ENABLE
, TRUE
, 0 );
1743 else if (!enable
&& !(wndPtr
->dwStyle
& WS_DISABLED
))
1745 SendMessageA( wndPtr
->hwndSelf
, WM_CANCELMODE
, 0, 0);
1747 /* Disable window */
1748 wndPtr
->dwStyle
|= WS_DISABLED
;
1750 if( wndPtr
->flags
& WIN_NATIVE
)
1751 wndPtr
->pDriver
->pSetHostAttr( wndPtr
, HAK_ACCEPTFOCUS
, FALSE
);
1753 if (hwnd
== GetFocus())
1755 SetFocus( 0 ); /* A disabled window can't have the focus */
1757 if (hwnd
== GetCapture())
1759 ReleaseCapture(); /* A disabled window can't capture the mouse */
1761 SendMessageA( hwnd
, WM_ENABLE
, FALSE
, 0 );
1765 retvalue
= ((wndPtr
->dwStyle
& WS_DISABLED
) != 0);
1767 WIN_ReleaseWndPtr(wndPtr
);
1772 /***********************************************************************
1773 * IsWindowEnabled (USER.35)
1775 BOOL16 WINAPI
IsWindowEnabled16(HWND16 hWnd
)
1777 return IsWindowEnabled(hWnd
);
1781 /***********************************************************************
1782 * IsWindowEnabled (USER32.@)
1784 BOOL WINAPI
IsWindowEnabled(HWND hWnd
)
1789 if (!(wndPtr
= WIN_FindWndPtr(hWnd
))) return FALSE
;
1790 retvalue
= !(wndPtr
->dwStyle
& WS_DISABLED
);
1791 WIN_ReleaseWndPtr(wndPtr
);
1797 /***********************************************************************
1798 * IsWindowUnicode (USER32.@)
1800 BOOL WINAPI
IsWindowUnicode( HWND hwnd
)
1805 if (!(wndPtr
= WIN_FindWndPtr(hwnd
))) return FALSE
;
1806 retvalue
= (WINPROC_GetProcType( wndPtr
->winproc
) == WIN_PROC_32W
);
1807 WIN_ReleaseWndPtr(wndPtr
);
1812 /**********************************************************************
1813 * GetWindowWord (USER.133)
1815 WORD WINAPI
GetWindowWord16( HWND16 hwnd
, INT16 offset
)
1817 return GetWindowWord( hwnd
, offset
);
1821 /**********************************************************************
1822 * GetWindowWord (USER32.@)
1824 WORD WINAPI
GetWindowWord( HWND hwnd
, INT offset
)
1827 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
1828 if (!wndPtr
) return 0;
1831 if (offset
+ sizeof(WORD
) > wndPtr
->cbWndExtra
)
1833 WARN("Invalid offset %d\n", offset
);
1837 retvalue
= *(WORD
*)(((char *)wndPtr
->wExtra
) + offset
);
1843 if (HIWORD(wndPtr
->wIDmenu
))
1844 WARN("GWW_ID: discards high bits of 0x%08x!\n",
1846 retvalue
= (WORD
)wndPtr
->wIDmenu
;
1848 case GWW_HWNDPARENT
:
1849 retvalue
= GetParent(hwnd
);
1852 if (HIWORD(wndPtr
->hInstance
))
1853 WARN("GWW_HINSTANCE: discards high bits of 0x%08x!\n",
1855 retvalue
= (WORD
)wndPtr
->hInstance
;
1858 WARN("Invalid offset %d\n", offset
);
1863 WIN_ReleaseWndPtr(wndPtr
);
1867 /**********************************************************************
1868 * SetWindowWord (USER.134)
1870 WORD WINAPI
SetWindowWord16( HWND16 hwnd
, INT16 offset
, WORD newval
)
1872 return SetWindowWord( hwnd
, offset
, newval
);
1876 /**********************************************************************
1877 * SetWindowWord (USER32.@)
1879 WORD WINAPI
SetWindowWord( HWND hwnd
, INT offset
, WORD newval
)
1882 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
1883 if (!wndPtr
) return 0;
1886 if (offset
+ sizeof(WORD
) > wndPtr
->cbWndExtra
)
1888 WARN("Invalid offset %d\n", offset
);
1892 ptr
= (WORD
*)(((char *)wndPtr
->wExtra
) + offset
);
1896 case GWW_ID
: ptr
= (WORD
*)&wndPtr
->wIDmenu
; break;
1897 case GWW_HINSTANCE
: ptr
= (WORD
*)&wndPtr
->hInstance
; break;
1898 case GWW_HWNDPARENT
: retval
= SetParent( hwnd
, newval
);
1901 WARN("Invalid offset %d\n", offset
);
1908 WIN_ReleaseWndPtr(wndPtr
);
1913 /**********************************************************************
1916 * Helper function for GetWindowLong().
1918 static LONG
WIN_GetWindowLong( HWND hwnd
, INT offset
, WINDOWPROCTYPE type
)
1921 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
1922 if (!wndPtr
) return 0;
1925 if (offset
+ sizeof(LONG
) > wndPtr
->cbWndExtra
)
1927 WARN("Invalid offset %d\n", offset
);
1931 retvalue
= *(LONG
*)(((char *)wndPtr
->wExtra
) + offset
);
1932 /* Special case for dialog window procedure */
1933 if ((offset
== DWL_DLGPROC
) && (wndPtr
->flags
& WIN_ISDIALOG
))
1935 retvalue
= (LONG
)WINPROC_GetProc( (HWINDOWPROC
)retvalue
, type
);
1942 case GWL_USERDATA
: retvalue
= wndPtr
->userdata
;
1944 case GWL_STYLE
: retvalue
= wndPtr
->dwStyle
;
1946 case GWL_EXSTYLE
: retvalue
= wndPtr
->dwExStyle
;
1948 case GWL_ID
: retvalue
= (LONG
)wndPtr
->wIDmenu
;
1950 case GWL_WNDPROC
: retvalue
= (LONG
)WINPROC_GetProc( wndPtr
->winproc
,
1953 case GWL_HWNDPARENT
: retvalue
= GetParent(hwnd
);
1955 case GWL_HINSTANCE
: retvalue
= wndPtr
->hInstance
;
1958 WARN("Unknown offset %d\n", offset
);
1962 WIN_ReleaseWndPtr(wndPtr
);
1967 /**********************************************************************
1970 * Helper function for SetWindowLong().
1972 * 0 is the failure code. However, in the case of failure SetLastError
1973 * must be set to distinguish between a 0 return value and a failure.
1975 * FIXME: The error values for SetLastError may not be right. Can
1976 * someone check with the real thing?
1978 static LONG
WIN_SetWindowLong( HWND hwnd
, INT offset
, LONG newval
,
1979 WINDOWPROCTYPE type
)
1982 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
1985 TRACE("%x=%p %x %lx %x\n",hwnd
, wndPtr
, offset
, newval
, type
);
1989 /* Is this the right error? */
1990 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
1996 if (offset
+ sizeof(LONG
) > wndPtr
->cbWndExtra
)
1998 WARN("Invalid offset %d\n", offset
);
2000 /* Is this the right error? */
2001 SetLastError( ERROR_OUTOFMEMORY
);
2006 ptr
= (LONG
*)(((char *)wndPtr
->wExtra
) + offset
);
2007 /* Special case for dialog window procedure */
2008 if ((offset
== DWL_DLGPROC
) && (wndPtr
->flags
& WIN_ISDIALOG
))
2010 retval
= (LONG
)WINPROC_GetProc( (HWINDOWPROC
)*ptr
, type
);
2011 WINPROC_SetProc( (HWINDOWPROC
*)ptr
, (WNDPROC16
)newval
,
2012 type
, WIN_PROC_WINDOW
);
2019 ptr
= (DWORD
*)&wndPtr
->wIDmenu
;
2022 retval
= SetWindowWord( hwnd
, offset
, newval
);
2025 retval
= (LONG
)WINPROC_GetProc( wndPtr
->winproc
, type
);
2026 WINPROC_SetProc( &wndPtr
->winproc
, (WNDPROC16
)newval
,
2027 type
, WIN_PROC_WINDOW
);
2030 style
.styleOld
= wndPtr
->dwStyle
;
2031 style
.styleNew
= newval
;
2032 if (wndPtr
->flags
& WIN_ISWIN32
)
2033 SendMessageA(hwnd
,WM_STYLECHANGING
,GWL_STYLE
,(LPARAM
)&style
);
2034 wndPtr
->dwStyle
= style
.styleNew
;
2035 if (wndPtr
->flags
& WIN_ISWIN32
)
2036 SendMessageA(hwnd
,WM_STYLECHANGED
,GWL_STYLE
,(LPARAM
)&style
);
2037 retval
= style
.styleOld
;
2041 ptr
= &wndPtr
->userdata
;
2044 style
.styleOld
= wndPtr
->dwExStyle
;
2045 style
.styleNew
= newval
;
2046 if (wndPtr
->flags
& WIN_ISWIN32
)
2047 SendMessageA(hwnd
,WM_STYLECHANGING
,GWL_EXSTYLE
,(LPARAM
)&style
);
2048 wndPtr
->dwExStyle
= newval
;
2049 if (wndPtr
->flags
& WIN_ISWIN32
)
2050 SendMessageA(hwnd
,WM_STYLECHANGED
,GWL_EXSTYLE
,(LPARAM
)&style
);
2051 retval
= style
.styleOld
;
2055 WARN("Invalid offset %d\n", offset
);
2057 /* Don't think this is right error but it should do */
2058 SetLastError( ERROR_OUTOFMEMORY
);
2066 WIN_ReleaseWndPtr(wndPtr
);
2071 /**********************************************************************
2072 * GetWindowLong (USER.135)
2074 LONG WINAPI
GetWindowLong16( HWND16 hwnd
, INT16 offset
)
2076 return WIN_GetWindowLong( (HWND
)hwnd
, offset
, WIN_PROC_16
);
2080 /**********************************************************************
2081 * GetWindowLongA (USER32.@)
2083 LONG WINAPI
GetWindowLongA( HWND hwnd
, INT offset
)
2085 return WIN_GetWindowLong( hwnd
, offset
, WIN_PROC_32A
);
2089 /**********************************************************************
2090 * GetWindowLongW (USER32.@)
2092 LONG WINAPI
GetWindowLongW( HWND hwnd
, INT offset
)
2094 return WIN_GetWindowLong( hwnd
, offset
, WIN_PROC_32W
);
2098 /**********************************************************************
2099 * SetWindowLong (USER.136)
2101 LONG WINAPI
SetWindowLong16( HWND16 hwnd
, INT16 offset
, LONG newval
)
2103 return WIN_SetWindowLong( hwnd
, offset
, newval
, WIN_PROC_16
);
2107 /**********************************************************************
2108 * SetWindowLongA (USER32.@)
2110 LONG WINAPI
SetWindowLongA( HWND hwnd
, INT offset
, LONG newval
)
2112 return WIN_SetWindowLong( hwnd
, offset
, newval
, WIN_PROC_32A
);
2116 /**********************************************************************
2117 * SetWindowLongW (USER32.@) Set window attribute
2119 * SetWindowLong() alters one of a window's attributes or sets a 32-bit (long)
2120 * value in a window's extra memory.
2122 * The _hwnd_ parameter specifies the window. is the handle to a
2123 * window that has extra memory. The _newval_ parameter contains the
2124 * new attribute or extra memory value. If positive, the _offset_
2125 * parameter is the byte-addressed location in the window's extra
2126 * memory to set. If negative, _offset_ specifies the window
2127 * attribute to set, and should be one of the following values:
2129 * GWL_EXSTYLE The window's extended window style
2131 * GWL_STYLE The window's window style.
2133 * GWL_WNDPROC Pointer to the window's window procedure.
2135 * GWL_HINSTANCE The window's pplication instance handle.
2137 * GWL_ID The window's identifier.
2139 * GWL_USERDATA The window's user-specified data.
2141 * If the window is a dialog box, the _offset_ parameter can be one of
2142 * the following values:
2144 * DWL_DLGPROC The address of the window's dialog box procedure.
2146 * DWL_MSGRESULT The return value of a message
2147 * that the dialog box procedure processed.
2149 * DWL_USER Application specific information.
2153 * If successful, returns the previous value located at _offset_. Otherwise,
2158 * Extra memory for a window class is specified by a nonzero cbWndExtra
2159 * parameter of the WNDCLASS structure passed to RegisterClass() at the
2160 * time of class creation.
2162 * Using GWL_WNDPROC to set a new window procedure effectively creates
2163 * a window subclass. Use CallWindowProc() in the new windows procedure
2164 * to pass messages to the superclass's window procedure.
2166 * The user data is reserved for use by the application which created
2169 * Do not use GWL_STYLE to change the window's WS_DISABLE style;
2170 * instead, call the EnableWindow() function to change the window's
2173 * Do not use GWL_HWNDPARENT to reset the window's parent, use
2174 * SetParent() instead.
2177 * When offset is GWL_STYLE and the calling app's ver is 4.0,
2178 * it sends WM_STYLECHANGING before changing the settings
2179 * and WM_STYLECHANGED afterwards.
2180 * App ver 4.0 can't use SetWindowLong to change WS_EX_TOPMOST.
2184 * GWL_STYLE does not dispatch WM_STYLE... messages.
2191 LONG WINAPI
SetWindowLongW(
2192 HWND hwnd
, /* [in] window to alter */
2193 INT offset
, /* [in] offset, in bytes, of location to alter */
2194 LONG newval
/* [in] new value of location */
2196 return WIN_SetWindowLong( hwnd
, offset
, newval
, WIN_PROC_32W
);
2200 /*******************************************************************
2201 * GetWindowText (USER.36)
2203 INT16 WINAPI
GetWindowText16( HWND16 hwnd
, SEGPTR lpString
, INT16 nMaxCount
)
2205 return (INT16
)SendMessage16(hwnd
, WM_GETTEXT
, nMaxCount
, (LPARAM
)lpString
);
2209 /*******************************************************************
2210 * GetWindowTextA (USER32.@)
2212 INT WINAPI
GetWindowTextA( HWND hwnd
, LPSTR lpString
, INT nMaxCount
)
2214 return (INT
)SendMessageA( hwnd
, WM_GETTEXT
, nMaxCount
,
2218 /*******************************************************************
2219 * InternalGetWindowText (USER32.@)
2221 INT WINAPI
InternalGetWindowText(HWND hwnd
,LPWSTR lpString
,INT nMaxCount
)
2223 FIXME("(0x%08x,%p,0x%x),stub!\n",hwnd
,lpString
,nMaxCount
);
2224 return GetWindowTextW(hwnd
,lpString
,nMaxCount
);
2228 /*******************************************************************
2229 * GetWindowTextW (USER32.@)
2231 INT WINAPI
GetWindowTextW( HWND hwnd
, LPWSTR lpString
, INT nMaxCount
)
2233 return (INT
)SendMessageW( hwnd
, WM_GETTEXT
, nMaxCount
,
2238 /*******************************************************************
2239 * SetWindowText (USER.37)
2241 BOOL16 WINAPI
SetWindowText16( HWND16 hwnd
, SEGPTR lpString
)
2243 return (BOOL16
)SendMessage16( hwnd
, WM_SETTEXT
, 0, (LPARAM
)lpString
);
2247 /*******************************************************************
2248 * SetWindowText (USER32.@)
2250 BOOL WINAPI
SetWindowTextA( HWND hwnd
, LPCSTR lpString
)
2252 return (BOOL
)SendMessageA( hwnd
, WM_SETTEXT
, 0, (LPARAM
)lpString
);
2256 /*******************************************************************
2257 * SetWindowTextW (USER32.@)
2259 BOOL WINAPI
SetWindowTextW( HWND hwnd
, LPCWSTR lpString
)
2261 return (BOOL
)SendMessageW( hwnd
, WM_SETTEXT
, 0, (LPARAM
)lpString
);
2265 /*******************************************************************
2266 * GetWindowTextLength (USER.38)
2268 INT16 WINAPI
GetWindowTextLength16( HWND16 hwnd
)
2270 return (INT16
)SendMessage16( hwnd
, WM_GETTEXTLENGTH
, 0, 0 );
2274 /*******************************************************************
2275 * GetWindowTextLengthA (USER32.@)
2277 INT WINAPI
GetWindowTextLengthA( HWND hwnd
)
2279 return SendMessageA( hwnd
, WM_GETTEXTLENGTH
, 0, 0 );
2282 /*******************************************************************
2283 * GetWindowTextLengthW (USER32.@)
2285 INT WINAPI
GetWindowTextLengthW( HWND hwnd
)
2287 return SendMessageW( hwnd
, WM_GETTEXTLENGTH
, 0, 0 );
2291 /*******************************************************************
2292 * IsWindow (USER.47)
2294 BOOL16 WINAPI
IsWindow16( HWND16 hwnd
)
2296 CURRENT_STACK16
->es
= USER_HeapSel
;
2297 return IsWindow( hwnd
);
2301 /*******************************************************************
2302 * IsWindow (USER32.@)
2304 BOOL WINAPI
IsWindow( HWND hwnd
)
2309 if(!(wndPtr
= WIN_FindWndPtr( hwnd
))) return FALSE
;
2310 retvalue
= (wndPtr
->dwMagic
== WND_MAGIC
);
2311 WIN_ReleaseWndPtr(wndPtr
);
2317 /*****************************************************************
2318 * GetParent (USER.46)
2320 HWND16 WINAPI
GetParent16( HWND16 hwnd
)
2322 return (HWND16
)GetParent( hwnd
);
2326 /*****************************************************************
2327 * GetParent (USER32.@)
2329 HWND WINAPI
GetParent( HWND hwnd
)
2334 if(!(wndPtr
= WIN_FindWndPtr(hwnd
))) return 0;
2335 if ((!(wndPtr
->dwStyle
& (WS_POPUP
|WS_CHILD
))))
2338 WIN_UpdateWndPtr(&wndPtr
,((wndPtr
->dwStyle
& WS_CHILD
) ? wndPtr
->parent
: wndPtr
->owner
));
2340 retvalue
= wndPtr
->hwndSelf
;
2343 WIN_ReleaseWndPtr(wndPtr
);
2348 /*****************************************************************
2351 * Get the top-level parent for a child window.
2352 * returns a locked pointer
2354 WND
* WIN_GetTopParentPtr( WND
* pWnd
)
2356 WND
*tmpWnd
= WIN_LockWndPtr(pWnd
);
2358 while( tmpWnd
&& (tmpWnd
->dwStyle
& WS_CHILD
))
2360 WIN_UpdateWndPtr(&tmpWnd
,tmpWnd
->parent
);
2365 /*****************************************************************
2368 * Get the top-level parent for a child window.
2370 HWND
WIN_GetTopParent( HWND hwnd
)
2373 WND
*tmpPtr
= WIN_FindWndPtr(hwnd
);
2374 WND
*wndPtr
= WIN_GetTopParentPtr (tmpPtr
);
2376 retvalue
= wndPtr
? wndPtr
->hwndSelf
: 0;
2377 WIN_ReleaseWndPtr(tmpPtr
);
2378 WIN_ReleaseWndPtr(wndPtr
);
2383 /*****************************************************************
2384 * SetParent (USER.233)
2386 HWND16 WINAPI
SetParent16( HWND16 hwndChild
, HWND16 hwndNewParent
)
2388 return SetParent( hwndChild
, hwndNewParent
);
2392 /*****************************************************************
2393 * SetParent (USER32.@)
2395 HWND WINAPI
SetParent( HWND hwndChild
, HWND hwndNewParent
)
2404 if(!(wndPtr
= WIN_FindWndPtr(hwndChild
))) return 0;
2406 dwStyle
= wndPtr
->dwStyle
;
2408 pWndNewParent
= hwndNewParent
? WIN_FindWndPtr(hwndNewParent
)
2409 : WIN_LockWndPtr(pWndDesktop
);
2411 /* Windows hides the window first, then shows it again
2412 * including the WM_SHOWWINDOW messages and all */
2413 if (dwStyle
& WS_VISIBLE
)
2414 ShowWindow( hwndChild
, SW_HIDE
);
2416 pWndOldParent
= WIN_LockWndPtr((*wndPtr
->pDriver
->pSetParent
)(wndPtr
, pWndNewParent
));
2418 /* SetParent additionally needs to make hwndChild the topmost window
2419 in the x-order and send the expected WM_WINDOWPOSCHANGING and
2420 WM_WINDOWPOSCHANGED notification messages.
2422 SetWindowPos( hwndChild
, HWND_TOPMOST
, 0, 0, 0, 0,
2423 SWP_NOACTIVATE
|SWP_NOMOVE
|SWP_NOSIZE
|((dwStyle
& WS_VISIBLE
)?SWP_SHOWWINDOW
:0));
2424 /* FIXME: a WM_MOVE is also generated (in the DefWindowProc handler
2425 * for WM_WINDOWPOSCHANGED) in Windows, should probably remove SWP_NOMOVE */
2427 retvalue
= pWndOldParent
?pWndOldParent
->hwndSelf
:0;
2429 WIN_ReleaseWndPtr(pWndOldParent
);
2430 WIN_ReleaseWndPtr(pWndNewParent
);
2431 WIN_ReleaseWndPtr(wndPtr
);
2437 /*******************************************************************
2440 BOOL16 WINAPI
IsChild16( HWND16 parent
, HWND16 child
)
2442 return IsChild(parent
,child
);
2446 /*******************************************************************
2447 * IsChild (USER32.@)
2449 BOOL WINAPI
IsChild( HWND parent
, HWND child
)
2451 WND
* wndPtr
= WIN_FindWndPtr( child
);
2452 while (wndPtr
&& wndPtr
->parent
)
2454 WIN_UpdateWndPtr(&wndPtr
,wndPtr
->parent
);
2455 if (wndPtr
->hwndSelf
== GetDesktopWindow()) break;
2456 if (wndPtr
->hwndSelf
== parent
)
2458 WIN_ReleaseWndPtr(wndPtr
);
2462 WIN_ReleaseWndPtr(wndPtr
);
2467 /***********************************************************************
2468 * IsWindowVisible (USER.49)
2470 BOOL16 WINAPI
IsWindowVisible16( HWND16 hwnd
)
2472 return IsWindowVisible(hwnd
);
2476 /***********************************************************************
2477 * IsWindowVisible (USER32.@)
2479 BOOL WINAPI
IsWindowVisible( HWND hwnd
)
2482 WND
*wndPtr
= WIN_FindWndPtr( hwnd
);
2483 while (wndPtr
&& wndPtr
->parent
)
2485 if (!(wndPtr
->dwStyle
& WS_VISIBLE
))
2487 WIN_ReleaseWndPtr(wndPtr
);
2490 WIN_UpdateWndPtr(&wndPtr
,wndPtr
->parent
);
2492 retval
= (wndPtr
&& (wndPtr
->dwStyle
& WS_VISIBLE
));
2493 WIN_ReleaseWndPtr(wndPtr
);
2498 /***********************************************************************
2499 * WIN_IsWindowDrawable
2501 * hwnd is drawable when it is visible, all parents are not
2502 * minimized, and it is itself not minimized unless we are
2503 * trying to draw its default class icon.
2505 BOOL
WIN_IsWindowDrawable( WND
* wnd
, BOOL icon
)
2507 if (!(wnd
->dwStyle
& WS_VISIBLE
)) return FALSE
;
2508 if ((wnd
->dwStyle
& WS_MINIMIZE
) &&
2509 icon
&& GetClassLongA( wnd
->hwndSelf
, GCL_HICON
)) return FALSE
;
2510 for(wnd
= wnd
->parent
; wnd
; wnd
= wnd
->parent
)
2511 if( wnd
->dwStyle
& WS_MINIMIZE
||
2512 !(wnd
->dwStyle
& WS_VISIBLE
) ) break;
2513 return (wnd
== NULL
);
2517 /*******************************************************************
2518 * GetTopWindow (USER.229)
2520 HWND16 WINAPI
GetTopWindow16( HWND16 hwnd
)
2522 return GetTopWindow(hwnd
);
2526 /*******************************************************************
2527 * GetTopWindow (USER32.@)
2529 HWND WINAPI
GetTopWindow( HWND hwnd
)
2532 WND
* wndPtr
= (hwnd
) ?
2533 WIN_FindWndPtr( hwnd
) : WIN_GetDesktop();
2535 if (wndPtr
&& wndPtr
->child
)
2536 retval
= wndPtr
->child
->hwndSelf
;
2538 WIN_ReleaseWndPtr(wndPtr
);
2543 /*******************************************************************
2544 * GetWindow (USER.262)
2546 HWND16 WINAPI
GetWindow16( HWND16 hwnd
, WORD rel
)
2548 return GetWindow( hwnd
,rel
);
2552 /*******************************************************************
2553 * GetWindow (USER32.@)
2555 HWND WINAPI
GetWindow( HWND hwnd
, WORD rel
)
2559 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
2560 if (!wndPtr
) return 0;
2564 retval
= wndPtr
->parent
? wndPtr
->parent
->child
->hwndSelf
: 0;
2568 if (!wndPtr
->parent
)
2570 retval
= 0; /* Desktop window */
2573 while (wndPtr
->next
)
2575 WIN_UpdateWndPtr(&wndPtr
,wndPtr
->next
);
2577 retval
= wndPtr
->hwndSelf
;
2581 retval
= wndPtr
->next
? wndPtr
->next
->hwndSelf
: 0;
2585 if (!wndPtr
->parent
)
2587 retval
= 0; /* Desktop window */
2590 WIN_UpdateWndPtr(&wndPtr
,wndPtr
->parent
->child
); /* First sibling */
2591 if (wndPtr
->hwndSelf
== hwnd
)
2593 retval
= 0; /* First in list */
2596 while (wndPtr
->next
)
2598 if (wndPtr
->next
->hwndSelf
== hwnd
)
2600 retval
= wndPtr
->hwndSelf
;
2603 WIN_UpdateWndPtr(&wndPtr
,wndPtr
->next
);
2609 retval
= wndPtr
->owner
? wndPtr
->owner
->hwndSelf
: 0;
2613 retval
= wndPtr
->child
? wndPtr
->child
->hwndSelf
: 0;
2618 WIN_ReleaseWndPtr(wndPtr
);
2623 /*******************************************************************
2624 * GetNextWindow (USER.230)
2626 HWND16 WINAPI
GetNextWindow16( HWND16 hwnd
, WORD flag
)
2628 if ((flag
!= GW_HWNDNEXT
) && (flag
!= GW_HWNDPREV
)) return 0;
2629 return GetWindow16( hwnd
, flag
);
2632 /***********************************************************************
2633 * WIN_InternalShowOwnedPopups
2635 * Internal version of ShowOwnedPopups; Wine functions should use this
2636 * to avoid interfering with application calls to ShowOwnedPopups
2637 * and to make sure the application can't prevent showing/hiding.
2639 * Set unmanagedOnly to TRUE to show/hide unmanaged windows only.
2643 BOOL
WIN_InternalShowOwnedPopups( HWND owner
, BOOL fShow
, BOOL unmanagedOnly
)
2645 INT totalChild
=0, count
=0;
2647 WND
**pWnd
= WIN_BuildWinArray(WIN_GetDesktop(), 0, &totalChild
);
2649 if (!pWnd
) return TRUE
;
2652 * Show windows Lowest first, Highest last to preserve Z-Order
2654 for (count
= totalChild
-1 ; count
>=0; count
--)
2656 if (pWnd
[count
]->owner
&& (pWnd
[count
]->owner
->hwndSelf
== owner
) && (pWnd
[count
]->dwStyle
& WS_POPUP
))
2660 /* check in window was flagged for showing in previous WIN_InternalShowOwnedPopups call */
2661 if (pWnd
[count
]->flags
& WIN_NEEDS_INTERNALSOP
)
2664 * Call ShowWindow directly because an application can intercept WM_SHOWWINDOW messages
2666 ShowWindow(pWnd
[count
]->hwndSelf
,SW_SHOW
);
2667 pWnd
[count
]->flags
&= ~WIN_NEEDS_INTERNALSOP
; /* remove the flag */
2672 if ( IsWindowVisible(pWnd
[count
]->hwndSelf
) && /* hide only if window is visible */
2673 !( pWnd
[count
]->flags
& WIN_NEEDS_INTERNALSOP
) && /* don't hide if previous call already did it */
2674 !( unmanagedOnly
&& (pWnd
[count
]->dwExStyle
& WS_EX_MANAGED
) ) ) /* don't hide managed windows if unmanagedOnly is TRUE */
2677 * Call ShowWindow directly because an application can intercept WM_SHOWWINDOW messages
2679 ShowWindow(pWnd
[count
]->hwndSelf
,SW_HIDE
);
2680 /* flag the window for showing on next WIN_InternalShowOwnedPopups call */
2681 pWnd
[count
]->flags
|= WIN_NEEDS_INTERNALSOP
;
2686 WIN_ReleaseDesktop();
2687 WIN_ReleaseWinArray(pWnd
);
2692 /*******************************************************************
2693 * ShowOwnedPopups (USER.265)
2695 void WINAPI
ShowOwnedPopups16( HWND16 owner
, BOOL16 fShow
)
2697 ShowOwnedPopups( owner
, fShow
);
2701 /*******************************************************************
2702 * ShowOwnedPopups (USER32.@)
2704 BOOL WINAPI
ShowOwnedPopups( HWND owner
, BOOL fShow
)
2706 UINT totalChild
=0, count
=0;
2708 WND
**pWnd
= WIN_BuildWinArray(WIN_GetDesktop(), 0, &totalChild
);
2710 if (!pWnd
) return TRUE
;
2712 for (; count
< totalChild
; count
++)
2714 if (pWnd
[count
]->owner
&& (pWnd
[count
]->owner
->hwndSelf
== owner
) && (pWnd
[count
]->dwStyle
& WS_POPUP
))
2718 if (pWnd
[count
]->flags
& WIN_NEEDS_SHOW_OWNEDPOPUP
)
2721 * In Windows, ShowOwnedPopups(TRUE) generates WM_SHOWWINDOW messages with SW_PARENTOPENING,
2722 * regardless of the state of the owner
2724 SendMessageA(pWnd
[count
]->hwndSelf
, WM_SHOWWINDOW
, SW_SHOW
, SW_PARENTOPENING
);
2725 pWnd
[count
]->flags
&= ~WIN_NEEDS_SHOW_OWNEDPOPUP
;
2730 if (IsWindowVisible(pWnd
[count
]->hwndSelf
))
2733 * In Windows, ShowOwnedPopups(FALSE) generates WM_SHOWWINDOW messages with SW_PARENTCLOSING,
2734 * regardless of the state of the owner
2736 SendMessageA(pWnd
[count
]->hwndSelf
, WM_SHOWWINDOW
, SW_HIDE
, SW_PARENTCLOSING
);
2737 pWnd
[count
]->flags
|= WIN_NEEDS_SHOW_OWNEDPOPUP
;
2743 WIN_ReleaseDesktop();
2744 WIN_ReleaseWinArray(pWnd
);
2749 /*******************************************************************
2750 * GetLastActivePopup (USER.287)
2752 HWND16 WINAPI
GetLastActivePopup16( HWND16 hwnd
)
2754 return GetLastActivePopup( hwnd
);
2757 /*******************************************************************
2758 * GetLastActivePopup (USER32.@)
2760 HWND WINAPI
GetLastActivePopup( HWND hwnd
)
2763 WND
*wndPtr
=WIN_FindWndPtr(hwnd
);
2764 if (!wndPtr
) return hwnd
;
2765 retval
= wndPtr
->hwndLastActive
;
2766 WIN_ReleaseWndPtr(wndPtr
);
2767 if ((retval
!= hwnd
) && (!IsWindow(retval
)))
2773 /*******************************************************************
2776 * Build an array of pointers to the children of a given window.
2777 * The array must be freed with WIN_ReleaseWinArray. Return NULL
2778 * when no windows are found.
2780 WND
**WIN_BuildWinArray( WND
*wndPtr
, UINT bwaFlags
, UINT
* pTotal
)
2782 /* Future: this function will lock all windows associated with this array */
2784 WND
**list
, **ppWnd
;
2786 UINT count
= 0, skipOwned
, skipHidden
;
2789 skipHidden
= bwaFlags
& BWA_SKIPHIDDEN
;
2790 skipOwned
= bwaFlags
& BWA_SKIPOWNED
;
2791 skipFlags
= (bwaFlags
& BWA_SKIPDISABLED
) ? WS_DISABLED
: 0;
2792 if( bwaFlags
& BWA_SKIPICONIC
) skipFlags
|= WS_MINIMIZE
;
2794 /* First count the windows */
2797 wndPtr
= WIN_GetDesktop();
2799 pWnd
= WIN_LockWndPtr(wndPtr
->child
);
2802 if( !(pWnd
->dwStyle
& skipFlags
) && !(skipOwned
&& pWnd
->owner
) &&
2803 (!skipHidden
|| (pWnd
->dwStyle
& WS_VISIBLE
)) )
2805 WIN_UpdateWndPtr(&pWnd
,pWnd
->next
);
2810 /* Now build the list of all windows */
2812 if ((list
= (WND
**)HeapAlloc( GetProcessHeap(), 0, sizeof(WND
*) * (count
+ 1))))
2814 for (pWnd
= WIN_LockWndPtr(wndPtr
->child
), ppWnd
= list
, count
= 0; pWnd
; WIN_UpdateWndPtr(&pWnd
,pWnd
->next
))
2816 if( (pWnd
->dwStyle
& skipFlags
) || (skipOwned
&& pWnd
->owner
) );
2817 else if( !skipHidden
|| pWnd
->dwStyle
& WS_VISIBLE
)
2823 WIN_ReleaseWndPtr(pWnd
);
2829 if( pTotal
) *pTotal
= count
;
2832 /*******************************************************************
2833 * WIN_ReleaseWinArray
2835 void WIN_ReleaseWinArray(WND
**wndArray
)
2837 /* Future: this function will also unlock all windows associated with wndArray */
2838 HeapFree( GetProcessHeap(), 0, wndArray
);
2842 /*******************************************************************
2843 * EnumWindows (USER32.@)
2845 BOOL WINAPI
EnumWindows( WNDENUMPROC lpEnumFunc
, LPARAM lParam
)
2847 WND
**list
, **ppWnd
;
2849 /* We have to build a list of all windows first, to avoid */
2850 /* unpleasant side-effects, for instance if the callback */
2851 /* function changes the Z-order of the windows. */
2853 if (!(list
= WIN_BuildWinArray(WIN_GetDesktop(), 0, NULL
)))
2855 WIN_ReleaseDesktop();
2859 /* Now call the callback function for every window */
2861 for (ppWnd
= list
; *ppWnd
; ppWnd
++)
2863 LRESULT lpEnumFuncRetval
;
2865 /* Make sure that the window still exists */
2866 if (!IsWindow((*ppWnd
)->hwndSelf
)) continue;
2868 /* To avoid any deadlocks, all the locks on the windows
2869 structures must be suspended before the control
2870 is passed to the application */
2871 iWndsLocks
= WIN_SuspendWndsLock();
2872 lpEnumFuncRetval
= lpEnumFunc( (*ppWnd
)->hwndSelf
, lParam
);
2873 WIN_RestoreWndsLock(iWndsLocks
);
2875 if (!lpEnumFuncRetval
) break;
2877 WIN_ReleaseWinArray(list
);
2878 WIN_ReleaseDesktop();
2883 /**********************************************************************
2884 * WIN_EnumQueueWindows
2886 * Helper for EnumTaskWindows16 and EnumThreadWindows.
2888 static BOOL
WIN_EnumQueueWindows( HQUEUE16 queue
, WNDENUMPROC func
, LPARAM lParam
)
2890 WND
**list
, **ppWnd
;
2892 /* This function is the same as EnumWindows(), */
2893 /* except for an added check on the window's task. */
2895 if (!(list
= WIN_BuildWinArray( WIN_GetDesktop(), 0, NULL
)))
2897 WIN_ReleaseDesktop();
2901 /* Now call the callback function for every window */
2903 for (ppWnd
= list
; *ppWnd
; ppWnd
++)
2907 /* Make sure that the window still exists */
2908 if (!IsWindow((*ppWnd
)->hwndSelf
)) continue;
2909 if ((*ppWnd
)->hmemTaskQ
!= queue
) continue;
2911 /* To avoid any deadlocks, all the locks on the windows
2912 structures must be suspended before the control
2913 is passed to the application */
2914 iWndsLocks
= WIN_SuspendWndsLock();
2915 funcRetval
= func( (*ppWnd
)->hwndSelf
, lParam
);
2916 WIN_RestoreWndsLock(iWndsLocks
);
2918 if (!funcRetval
) break;
2920 WIN_ReleaseWinArray(list
);
2921 WIN_ReleaseDesktop();
2926 /**********************************************************************
2927 * EnumTaskWindows16 (USER.225)
2929 BOOL16 WINAPI
EnumTaskWindows16( HTASK16 hTask
, WNDENUMPROC16 func
,
2932 HQUEUE16 queue
= GetTaskQueue16( hTask
);
2933 if (!queue
) return FALSE
;
2934 return WIN_EnumQueueWindows( queue
, (WNDENUMPROC
)func
, lParam
);
2938 /**********************************************************************
2939 * EnumThreadWindows (USER32.@)
2941 BOOL WINAPI
EnumThreadWindows( DWORD id
, WNDENUMPROC func
, LPARAM lParam
)
2943 HQUEUE16 queue
= GetThreadQueue16( id
);
2944 if (!queue
) return FALSE
;
2945 return WIN_EnumQueueWindows( queue
, func
, lParam
);
2949 /**********************************************************************
2950 * WIN_EnumChildWindows
2952 * Helper function for EnumChildWindows().
2954 static BOOL16
WIN_EnumChildWindows( WND
**ppWnd
, WNDENUMPROC func
, LPARAM lParam
)
2959 for ( ; *ppWnd
; ppWnd
++)
2963 /* Make sure that the window still exists */
2964 if (!IsWindow((*ppWnd
)->hwndSelf
)) continue;
2965 /* Build children list first */
2966 childList
= WIN_BuildWinArray( *ppWnd
, BWA_SKIPOWNED
, NULL
);
2968 /* To avoid any deadlocks, all the locks on the windows
2969 structures must be suspended before the control
2970 is passed to the application */
2971 iWndsLocks
= WIN_SuspendWndsLock();
2972 ret
= func( (*ppWnd
)->hwndSelf
, lParam
);
2973 WIN_RestoreWndsLock(iWndsLocks
);
2977 if (ret
) ret
= WIN_EnumChildWindows( childList
, func
, lParam
);
2978 WIN_ReleaseWinArray(childList
);
2980 if (!ret
) return FALSE
;
2986 /**********************************************************************
2987 * EnumChildWindows (USER32.@)
2989 BOOL WINAPI
EnumChildWindows( HWND parent
, WNDENUMPROC func
,
2992 WND
**list
, *pParent
;
2994 if (!(pParent
= WIN_FindWndPtr( parent
))) return FALSE
;
2995 if (!(list
= WIN_BuildWinArray( pParent
, BWA_SKIPOWNED
, NULL
)))
2997 WIN_ReleaseWndPtr(pParent
);
3000 WIN_EnumChildWindows( list
, func
, lParam
);
3001 WIN_ReleaseWinArray(list
);
3002 WIN_ReleaseWndPtr(pParent
);
3007 /*******************************************************************
3008 * AnyPopup (USER.52)
3010 BOOL16 WINAPI
AnyPopup16(void)
3016 /*******************************************************************
3017 * AnyPopup (USER32.@)
3019 BOOL WINAPI
AnyPopup(void)
3021 WND
*wndPtr
= WIN_LockWndPtr(pWndDesktop
->child
);
3026 if (wndPtr
->owner
&& (wndPtr
->dwStyle
& WS_VISIBLE
))
3031 WIN_UpdateWndPtr(&wndPtr
,wndPtr
->next
);
3035 WIN_ReleaseWndPtr(wndPtr
);
3040 /*******************************************************************
3041 * FlashWindow (USER.105)
3043 BOOL16 WINAPI
FlashWindow16( HWND16 hWnd
, BOOL16 bInvert
)
3045 return FlashWindow( hWnd
, bInvert
);
3049 /*******************************************************************
3050 * FlashWindow (USER32.@)
3052 BOOL WINAPI
FlashWindow( HWND hWnd
, BOOL bInvert
)
3054 WND
*wndPtr
= WIN_FindWndPtr(hWnd
);
3056 TRACE("%04x\n", hWnd
);
3058 if (!wndPtr
) return FALSE
;
3060 if (wndPtr
->dwStyle
& WS_MINIMIZE
)
3062 if (bInvert
&& !(wndPtr
->flags
& WIN_NCACTIVATED
))
3064 HDC hDC
= GetDC(hWnd
);
3066 if (!SendMessage16( hWnd
, WM_ERASEBKGND
, (WPARAM16
)hDC
, 0 ))
3067 wndPtr
->flags
|= WIN_NEEDS_ERASEBKGND
;
3069 ReleaseDC( hWnd
, hDC
);
3070 wndPtr
->flags
|= WIN_NCACTIVATED
;
3074 PAINT_RedrawWindow( hWnd
, 0, 0, RDW_INVALIDATE
| RDW_ERASE
|
3075 RDW_UPDATENOW
| RDW_FRAME
, 0 );
3076 wndPtr
->flags
&= ~WIN_NCACTIVATED
;
3078 WIN_ReleaseWndPtr(wndPtr
);
3084 if (bInvert
) wparam
= !(wndPtr
->flags
& WIN_NCACTIVATED
);
3085 else wparam
= (hWnd
== GetActiveWindow());
3087 SendMessage16( hWnd
, WM_NCACTIVATE
, wparam
, (LPARAM
)0 );
3088 WIN_ReleaseWndPtr(wndPtr
);
3094 /*******************************************************************
3095 * SetSysModalWindow (USER.188)
3097 HWND16 WINAPI
SetSysModalWindow16( HWND16 hWnd
)
3099 HWND hWndOldModal
= hwndSysModal
;
3100 hwndSysModal
= hWnd
;
3101 FIXME("EMPTY STUB !! SetSysModalWindow(%04x) !\n", hWnd
);
3102 return hWndOldModal
;
3106 /*******************************************************************
3107 * GetSysModalWindow (USER.189)
3109 HWND16 WINAPI
GetSysModalWindow16(void)
3111 return hwndSysModal
;
3115 /*******************************************************************
3116 * GetWindowContextHelpId (USER32.@)
3118 DWORD WINAPI
GetWindowContextHelpId( HWND hwnd
)
3121 WND
*wnd
= WIN_FindWndPtr( hwnd
);
3123 retval
= wnd
->helpContext
;
3124 WIN_ReleaseWndPtr(wnd
);
3129 /*******************************************************************
3130 * SetWindowContextHelpId (USER32.@)
3132 BOOL WINAPI
SetWindowContextHelpId( HWND hwnd
, DWORD id
)
3134 WND
*wnd
= WIN_FindWndPtr( hwnd
);
3135 if (!wnd
) return FALSE
;
3136 wnd
->helpContext
= id
;
3137 WIN_ReleaseWndPtr(wnd
);
3142 /*******************************************************************
3145 * recursively find a child that contains spDragInfo->pt point
3146 * and send WM_QUERYDROPOBJECT
3148 BOOL16
DRAG_QueryUpdate( HWND hQueryWnd
, SEGPTR spDragInfo
, BOOL bNoSend
)
3150 BOOL16 wParam
, bResult
= 0;
3152 LPDRAGINFO16 ptrDragInfo
= MapSL(spDragInfo
);
3153 WND
*ptrQueryWnd
= WIN_FindWndPtr(hQueryWnd
),*ptrWnd
;
3156 if( !ptrQueryWnd
|| !ptrDragInfo
)
3159 CONV_POINT16TO32( &ptrDragInfo
->pt
, &pt
);
3161 GetWindowRect(hQueryWnd
,&tempRect
);
3163 if( !PtInRect(&tempRect
,pt
) ||
3164 (ptrQueryWnd
->dwStyle
& WS_DISABLED
) )
3167 if( !(ptrQueryWnd
->dwStyle
& WS_MINIMIZE
) )
3169 tempRect
= ptrQueryWnd
->rectClient
;
3170 if(ptrQueryWnd
->parent
)
3171 MapWindowPoints( ptrQueryWnd
->parent
->hwndSelf
, 0,
3172 (LPPOINT
)&tempRect
, 2 );
3174 if (PtInRect( &tempRect
, pt
))
3178 for (ptrWnd
= WIN_LockWndPtr(ptrQueryWnd
->child
); ptrWnd
;WIN_UpdateWndPtr(&ptrWnd
,ptrWnd
->next
))
3180 if( ptrWnd
->dwStyle
& WS_VISIBLE
)
3182 GetWindowRect( ptrWnd
->hwndSelf
, &tempRect
);
3183 if (PtInRect( &tempRect
, pt
)) break;
3189 TRACE_(msg
)("hwnd = %04x, %d %d - %d %d\n",
3190 ptrWnd
->hwndSelf
, ptrWnd
->rectWindow
.left
, ptrWnd
->rectWindow
.top
,
3191 ptrWnd
->rectWindow
.right
, ptrWnd
->rectWindow
.bottom
);
3192 if( !(ptrWnd
->dwStyle
& WS_DISABLED
) )
3193 bResult
= DRAG_QueryUpdate(ptrWnd
->hwndSelf
, spDragInfo
, bNoSend
);
3195 WIN_ReleaseWndPtr(ptrWnd
);
3205 ScreenToClient16(hQueryWnd
,&ptrDragInfo
->pt
);
3207 ptrDragInfo
->hScope
= hQueryWnd
;
3209 bResult
= ( bNoSend
)
3210 ? ptrQueryWnd
->dwExStyle
& WS_EX_ACCEPTFILES
3211 : SendMessage16( hQueryWnd
,WM_QUERYDROPOBJECT
,
3212 (WPARAM16
)wParam
,(LPARAM
) spDragInfo
);
3214 CONV_POINT32TO16( &pt
, &ptrDragInfo
->pt
);
3217 WIN_ReleaseWndPtr(ptrQueryWnd
);
3222 /*******************************************************************
3223 * DragDetect (USER.465)
3225 BOOL16 WINAPI
DragDetect16( HWND16 hWnd
, POINT16 pt
)
3228 CONV_POINT16TO32( &pt
, &pt32
);
3229 return DragDetect( hWnd
, pt32
);
3232 /*******************************************************************
3233 * DragDetect (USER32.@)
3235 BOOL WINAPI
DragDetect( HWND hWnd
, POINT pt
)
3240 rect
.left
= pt
.x
- wDragWidth
;
3241 rect
.right
= pt
.x
+ wDragWidth
;
3243 rect
.top
= pt
.y
- wDragHeight
;
3244 rect
.bottom
= pt
.y
+ wDragHeight
;
3250 while(PeekMessageA(&msg
,0 ,WM_MOUSEFIRST
,WM_MOUSELAST
,PM_REMOVE
))
3252 if( msg
.message
== WM_LBUTTONUP
)
3257 if( msg
.message
== WM_MOUSEMOVE
)
3260 tmp
.x
= LOWORD(msg
.lParam
);
3261 tmp
.y
= HIWORD(msg
.lParam
);
3262 if( !PtInRect( &rect
, tmp
))
3274 /******************************************************************************
3275 * DragObject (USER.464)
3277 DWORD WINAPI
DragObject16( HWND16 hwndScope
, HWND16 hWnd
, UINT16 wObj
,
3278 HANDLE16 hOfStruct
, WORD szList
, HCURSOR16 hCursor
)
3281 LPDRAGINFO16 lpDragInfo
;
3283 HCURSOR16 hDragCursor
=0, hOldCursor
=0, hBummer
=0;
3284 HGLOBAL16 hDragInfo
= GlobalAlloc16( GMEM_SHARE
| GMEM_ZEROINIT
, 2*sizeof(DRAGINFO16
));
3285 WND
*wndPtr
= WIN_FindWndPtr(hWnd
);
3286 HCURSOR16 hCurrentCursor
= 0;
3287 HWND16 hCurrentWnd
= 0;
3289 lpDragInfo
= (LPDRAGINFO16
) GlobalLock16(hDragInfo
);
3290 spDragInfo
= K32WOWGlobalLock16(hDragInfo
);
3292 if( !lpDragInfo
|| !spDragInfo
)
3294 WIN_ReleaseWndPtr(wndPtr
);
3298 hBummer
= LoadCursorA(0, MAKEINTRESOURCEA(OCR_NO
));
3300 if( !hBummer
|| !wndPtr
)
3302 GlobalFree16(hDragInfo
);
3303 WIN_ReleaseWndPtr(wndPtr
);
3309 if( !(hDragCursor
= CURSORICON_IconToCursor(hCursor
, FALSE
)) )
3311 GlobalFree16(hDragInfo
);
3312 WIN_ReleaseWndPtr(wndPtr
);
3316 if( hDragCursor
== hCursor
) hDragCursor
= 0;
3317 else hCursor
= hDragCursor
;
3319 hOldCursor
= SetCursor(hDragCursor
);
3322 lpDragInfo
->hWnd
= hWnd
;
3323 lpDragInfo
->hScope
= 0;
3324 lpDragInfo
->wFlags
= wObj
;
3325 lpDragInfo
->hList
= szList
; /* near pointer! */
3326 lpDragInfo
->hOfStruct
= hOfStruct
;
3334 do{ WaitMessage(); }
3335 while( !PeekMessageA(&msg
,0,WM_MOUSEFIRST
,WM_MOUSELAST
,PM_REMOVE
) );
3337 *(lpDragInfo
+1) = *lpDragInfo
;
3339 lpDragInfo
->pt
.x
= msg
.pt
.x
;
3340 lpDragInfo
->pt
.y
= msg
.pt
.y
;
3342 /* update DRAGINFO struct */
3343 TRACE_(msg
)("lpDI->hScope = %04x\n",lpDragInfo
->hScope
);
3345 if( DRAG_QueryUpdate(hwndScope
, spDragInfo
, FALSE
) > 0 )
3346 hCurrentCursor
= hCursor
;
3349 hCurrentCursor
= hBummer
;
3350 lpDragInfo
->hScope
= 0;
3352 if( hCurrentCursor
)
3353 SetCursor(hCurrentCursor
);
3355 /* send WM_DRAGLOOP */
3356 SendMessage16( hWnd
, WM_DRAGLOOP
, (WPARAM16
)(hCurrentCursor
!= hBummer
),
3357 (LPARAM
) spDragInfo
);
3358 /* send WM_DRAGSELECT or WM_DRAGMOVE */
3359 if( hCurrentWnd
!= lpDragInfo
->hScope
)
3362 SendMessage16( hCurrentWnd
, WM_DRAGSELECT
, 0,
3363 (LPARAM
)MAKELONG(LOWORD(spDragInfo
)+sizeof(DRAGINFO16
),
3364 HIWORD(spDragInfo
)) );
3365 hCurrentWnd
= lpDragInfo
->hScope
;
3367 SendMessage16( hCurrentWnd
, WM_DRAGSELECT
, 1, (LPARAM
)spDragInfo
);
3371 SendMessage16( hCurrentWnd
, WM_DRAGMOVE
, 0, (LPARAM
)spDragInfo
);
3373 } while( msg
.message
!= WM_LBUTTONUP
&& msg
.message
!= WM_NCLBUTTONUP
);
3376 ShowCursor( FALSE
);
3380 SetCursor( hOldCursor
);
3381 if (hDragCursor
) DestroyCursor( hDragCursor
);
3384 if( hCurrentCursor
!= hBummer
)
3385 msg
.lParam
= SendMessage16( lpDragInfo
->hScope
, WM_DROPOBJECT
,
3386 (WPARAM16
)hWnd
, (LPARAM
)spDragInfo
);
3389 GlobalFree16(hDragInfo
);
3390 WIN_ReleaseWndPtr(wndPtr
);
3392 return (DWORD
)(msg
.lParam
);
3396 /******************************************************************************
3397 * GetWindowModuleFileNameA (USER32.@)
3399 UINT WINAPI
GetWindowModuleFileNameA( HWND hwnd
, LPSTR lpszFileName
, UINT cchFileNameMax
)
3401 FIXME("GetWindowModuleFileNameA(hwnd 0x%x, lpszFileName %p, cchFileNameMax %u) stub!\n",
3402 hwnd
, lpszFileName
, cchFileNameMax
);
3406 /******************************************************************************
3407 * GetWindowModuleFileNameW (USER32.@)
3409 UINT WINAPI
GetWindowModuleFileNameW( HWND hwnd
, LPSTR lpszFileName
, UINT cchFileNameMax
)
3411 FIXME("GetWindowModuleFileNameW(hwnd 0x%x, lpszFileName %p, cchFileNameMax %u) stub!\n",
3412 hwnd
, lpszFileName
, cchFileNameMax
);