2 * Window related functions
4 * Copyright 1993, 1994 Alexandre Julliard
15 #include "sysmetrics.h"
16 #include "cursoricon.h"
21 #include "nonclient.h"
24 #include "shm_main_blk.h"
26 #include "clipboard.h"
35 extern WND_DRIVER X11DRV_WND_Driver
;
38 static WND
*pWndDesktop
= NULL
;
40 static HWND32 hwndSysModal
= 0;
42 static WORD wDragWidth
= 4;
43 static WORD wDragHeight
= 3;
45 /***********************************************************************
48 * Return a pointer to the WND structure corresponding to a HWND.
50 WND
* WIN_FindWndPtr( HWND32 hwnd
)
54 if (!hwnd
|| HIWORD(hwnd
)) return NULL
;
55 ptr
= (WND
*) USER_HEAP_LIN_ADDR( hwnd
);
56 if (ptr
->dwMagic
!= WND_MAGIC
) return NULL
;
57 if (ptr
->hwndSelf
!= hwnd
)
59 ERR( win
, "Can't happen: hwnd %04x self pointer is %04x\n",
60 hwnd
, ptr
->hwndSelf
);
67 /***********************************************************************
70 * Dump the content of a window structure to stderr.
72 void WIN_DumpWindow( HWND32 hwnd
)
78 if (!(ptr
= WIN_FindWndPtr( hwnd
)))
80 WARN( win
, "%04x is not a window handle\n", hwnd
);
84 if (!GetClassName32A( hwnd
, className
, sizeof(className
) ))
85 strcpy( className
, "#NULL#" );
87 TRACE( win
, "Window %04x (%p):\n", hwnd
, ptr
);
88 DUMP( "next=%p child=%p parent=%p owner=%p class=%p '%s'\n"
89 "inst=%04x taskQ=%04x updRgn=%04x active=%04x dce=%p idmenu=%08x\n"
90 "style=%08lx exstyle=%08lx wndproc=%08x text='%s'\n"
91 "client=%d,%d-%d,%d window=%d,%d-%d,%d"
92 "sysmenu=%04x flags=%04x props=%p vscroll=%p hscroll=%p\n",
93 ptr
->next
, ptr
->child
, ptr
->parent
, ptr
->owner
,
94 ptr
->class, className
, ptr
->hInstance
, ptr
->hmemTaskQ
,
95 ptr
->hrgnUpdate
, ptr
->hwndLastActive
, ptr
->dce
, ptr
->wIDmenu
,
96 ptr
->dwStyle
, ptr
->dwExStyle
, (UINT32
)ptr
->winproc
,
97 ptr
->text
? ptr
->text
: "",
98 ptr
->rectClient
.left
, ptr
->rectClient
.top
, ptr
->rectClient
.right
,
99 ptr
->rectClient
.bottom
, ptr
->rectWindow
.left
, ptr
->rectWindow
.top
,
100 ptr
->rectWindow
.right
, ptr
->rectWindow
.bottom
, ptr
->hSysMenu
,
101 ptr
->flags
, ptr
->pProp
, ptr
->pVScroll
, ptr
->pHScroll
);
103 if (ptr
->class->cbWndExtra
)
105 DUMP( "extra bytes:" );
106 for (i
= 0; i
< ptr
->class->cbWndExtra
; i
++)
107 DUMP( " %02x", *((BYTE
*)ptr
->wExtra
+i
) );
114 /***********************************************************************
117 * Walk the windows tree and print each window on stderr.
119 void WIN_WalkWindows( HWND32 hwnd
, int indent
)
124 ptr
= hwnd
? WIN_FindWndPtr( hwnd
) : pWndDesktop
;
127 WARN( win
, "Invalid window handle %04x\n", hwnd
);
131 if (!indent
) /* first time around */
132 DUMP( "%-16.16s %-8.8s %-6.6s %-17.17s %-8.8s %s\n",
133 "hwnd", " wndPtr", "queue", "Class Name", " Style", " WndProc"
138 DUMP( "%*s%04x%*s", indent
, "", ptr
->hwndSelf
, 13-indent
,"");
140 GlobalGetAtomName16(ptr
->class->atomName
,className
,sizeof(className
));
142 DUMP( "%08lx %-6.4x %-17.17s %08x %08x %.14s\n",
143 (DWORD
)ptr
, ptr
->hmemTaskQ
, className
,
144 (UINT32
)ptr
->dwStyle
, (UINT32
)ptr
->winproc
,
145 ptr
->text
?ptr
->text
:"<null>");
147 if (ptr
->child
) WIN_WalkWindows( ptr
->child
->hwndSelf
, indent
+1 );
152 /***********************************************************************
155 * Remove a window from the siblings linked list.
157 BOOL32
WIN_UnlinkWindow( HWND32 hwnd
)
159 WND
*wndPtr
, **ppWnd
;
161 if (!(wndPtr
= WIN_FindWndPtr( hwnd
)) || !wndPtr
->parent
) return FALSE
;
162 ppWnd
= &wndPtr
->parent
->child
;
163 while (*ppWnd
!= wndPtr
) ppWnd
= &(*ppWnd
)->next
;
164 *ppWnd
= wndPtr
->next
;
169 /***********************************************************************
172 * Insert a window into the siblings linked list.
173 * The window is inserted after the specified window, which can also
174 * be specified as HWND_TOP or HWND_BOTTOM.
176 BOOL32
WIN_LinkWindow( HWND32 hwnd
, HWND32 hwndInsertAfter
)
178 WND
*wndPtr
, **ppWnd
;
180 if (!(wndPtr
= WIN_FindWndPtr( hwnd
)) || !wndPtr
->parent
) return FALSE
;
182 if ((hwndInsertAfter
== HWND_TOP
) || (hwndInsertAfter
== HWND_BOTTOM
))
184 ppWnd
= &wndPtr
->parent
->child
; /* Point to first sibling hwnd */
185 if (hwndInsertAfter
== HWND_BOTTOM
) /* Find last sibling hwnd */
186 while (*ppWnd
) ppWnd
= &(*ppWnd
)->next
;
188 else /* Normal case */
190 WND
* afterPtr
= WIN_FindWndPtr( hwndInsertAfter
);
191 if (!afterPtr
) return FALSE
;
192 ppWnd
= &afterPtr
->next
;
194 wndPtr
->next
= *ppWnd
;
200 /***********************************************************************
201 * WIN_FindWinToRepaint
203 * Find a window that needs repaint.
205 HWND32
WIN_FindWinToRepaint( HWND32 hwnd
, HQUEUE16 hQueue
)
208 WND
*pWnd
= pWndDesktop
;
210 /* Note: the desktop window never gets WM_PAINT messages
211 * The real reason why is because Windows DesktopWndProc
212 * does ValidateRgn inside WM_ERASEBKGND handler.
215 pWnd
= hwnd
? WIN_FindWndPtr( hwnd
) : pWndDesktop
->child
;
217 for ( ; pWnd
; pWnd
= pWnd
->next
)
219 if (!(pWnd
->dwStyle
& WS_VISIBLE
))
221 TRACE(win
, "skipping window %04x\n",
225 if ((pWnd
->hmemTaskQ
== hQueue
) &&
226 (pWnd
->hrgnUpdate
|| (pWnd
->flags
& WIN_INTERNAL_PAINT
))) break;
229 if ((hwndRet
= WIN_FindWinToRepaint( pWnd
->child
->hwndSelf
, hQueue
)) )
235 hwndRet
= pWnd
->hwndSelf
;
237 /* look among siblings if we got a transparent window */
238 while (pWnd
&& ((pWnd
->dwExStyle
& WS_EX_TRANSPARENT
) ||
239 !(pWnd
->hrgnUpdate
|| (pWnd
->flags
& WIN_INTERNAL_PAINT
))))
243 if (pWnd
) hwndRet
= pWnd
->hwndSelf
;
244 TRACE(win
,"found %04x\n",hwndRet
);
249 /***********************************************************************
252 * Destroy storage associated to a window. "Internals" p.358
254 static WND
* WIN_DestroyWindow( WND
* wndPtr
)
256 HWND32 hwnd
= wndPtr
->hwndSelf
;
259 TRACE(win
, "%04x\n", wndPtr
->hwndSelf
);
263 DDE_DestroyWindow(wndPtr
->hwndSelf
);
264 #endif /* CONFIG_IPC */
266 /* free child windows */
268 while ((pWnd
= wndPtr
->child
))
269 wndPtr
->child
= WIN_DestroyWindow( pWnd
);
271 SendMessage32A( wndPtr
->hwndSelf
, WM_NCDESTROY
, 0, 0);
273 /* FIXME: do we need to fake QS_MOUSEMOVE wakebit? */
275 WINPOS_CheckInternalPos( hwnd
);
276 if( hwnd
== GetCapture32()) ReleaseCapture();
278 /* free resources associated with the window */
280 TIMER_RemoveWindowTimers( wndPtr
->hwndSelf
);
281 PROPERTY_RemoveWindowProps( wndPtr
);
283 wndPtr
->dwMagic
= 0; /* Mark it as invalid */
285 if ((wndPtr
->hrgnUpdate
) || (wndPtr
->flags
& WIN_INTERNAL_PAINT
))
287 if (wndPtr
->hrgnUpdate
> 1) DeleteObject32( wndPtr
->hrgnUpdate
);
288 QUEUE_DecPaintCount( wndPtr
->hmemTaskQ
);
291 /* toss stale messages from the queue */
293 if( wndPtr
->hmemTaskQ
)
296 BOOL32 bPostQuit
= FALSE
;
297 WPARAM32 wQuitParam
= 0;
298 MESSAGEQUEUE
* msgQ
= (MESSAGEQUEUE
*) GlobalLock16(wndPtr
->hmemTaskQ
);
300 while( (pos
= QUEUE_FindMsg(msgQ
, hwnd
, 0, 0)) != -1 )
302 if( msgQ
->messages
[pos
].msg
.message
== WM_QUIT
)
305 wQuitParam
= msgQ
->messages
[pos
].msg
.wParam
;
307 QUEUE_RemoveMsg(msgQ
, pos
);
309 /* repost WM_QUIT to make sure this app exits its message loop */
310 if( bPostQuit
) PostQuitMessage32(wQuitParam
);
311 wndPtr
->hmemTaskQ
= 0;
314 if (!(wndPtr
->dwStyle
& WS_CHILD
))
315 if (wndPtr
->wIDmenu
) DestroyMenu32( (HMENU32
)wndPtr
->wIDmenu
);
316 if (wndPtr
->hSysMenu
) DestroyMenu32( wndPtr
->hSysMenu
);
317 wndPtr
->pDriver
->pDestroyWindow( wndPtr
);
318 DCE_FreeWindowDCE( wndPtr
); /* Always do this to catch orphaned DCs */
319 WINPROC_FreeProc( wndPtr
->winproc
, WIN_PROC_WINDOW
);
320 wndPtr
->hwndSelf
= 0;
321 wndPtr
->class->cWindows
--;
322 wndPtr
->class = NULL
;
325 wndPtr
->pDriver
->pFinalize(wndPtr
);
326 USER_HEAP_FREE( hwnd
);
330 /***********************************************************************
331 * WIN_ResetQueueWindows
333 * Reset the queue of all the children of a given window.
334 * Return TRUE if something was done.
336 BOOL32
WIN_ResetQueueWindows( WND
* wnd
, HQUEUE16 hQueue
, HQUEUE16 hNew
)
340 if (hNew
) /* Set a new queue */
342 for (wnd
= wnd
->child
; (wnd
); wnd
= wnd
->next
)
344 if (wnd
->hmemTaskQ
== hQueue
)
346 wnd
->hmemTaskQ
= hNew
;
350 ret
|= WIN_ResetQueueWindows( wnd
, hQueue
, hNew
);
353 else /* Queue is being destroyed */
357 WND
*tmp
= wnd
->child
;
361 if (tmp
->hmemTaskQ
== hQueue
)
363 DestroyWindow32( tmp
->hwndSelf
);
367 if (tmp
->child
&& WIN_ResetQueueWindows(tmp
->child
,hQueue
,0))
378 /***********************************************************************
379 * WIN_CreateDesktopWindow
381 * Create the desktop window.
383 BOOL32
WIN_CreateDesktopWindow(void)
388 TRACE(win
,"Creating desktop window\n");
390 if (!ICONTITLE_Init() ||
391 !WINPOS_CreateInternalPosAtom() ||
392 !(class = CLASS_FindClassByAtom( DESKTOP_CLASS_ATOM
, 0 )))
395 hwndDesktop
= USER_HEAP_ALLOC( sizeof(WND
)+class->cbWndExtra
);
396 if (!hwndDesktop
) return FALSE
;
397 pWndDesktop
= (WND
*) USER_HEAP_LIN_ADDR( hwndDesktop
);
399 pWndDesktop
->pDriver
= &X11DRV_WND_Driver
;
400 pWndDesktop
->pDriver
->pInitialize(pWndDesktop
);
402 pWndDesktop
->next
= NULL
;
403 pWndDesktop
->child
= NULL
;
404 pWndDesktop
->parent
= NULL
;
405 pWndDesktop
->owner
= NULL
;
406 pWndDesktop
->class = class;
407 pWndDesktop
->dwMagic
= WND_MAGIC
;
408 pWndDesktop
->hwndSelf
= hwndDesktop
;
409 pWndDesktop
->hInstance
= 0;
410 pWndDesktop
->rectWindow
.left
= 0;
411 pWndDesktop
->rectWindow
.top
= 0;
412 pWndDesktop
->rectWindow
.right
= SYSMETRICS_CXSCREEN
;
413 pWndDesktop
->rectWindow
.bottom
= SYSMETRICS_CYSCREEN
;
414 pWndDesktop
->rectClient
= pWndDesktop
->rectWindow
;
415 pWndDesktop
->text
= NULL
;
416 pWndDesktop
->hmemTaskQ
= GetFastQueue();
417 pWndDesktop
->hrgnUpdate
= 0;
418 pWndDesktop
->hwndLastActive
= hwndDesktop
;
419 pWndDesktop
->dwStyle
= WS_VISIBLE
| WS_CLIPCHILDREN
|
421 pWndDesktop
->dwExStyle
= 0;
422 pWndDesktop
->dce
= NULL
;
423 pWndDesktop
->pVScroll
= NULL
;
424 pWndDesktop
->pHScroll
= NULL
;
425 pWndDesktop
->pProp
= NULL
;
426 pWndDesktop
->wIDmenu
= 0;
427 pWndDesktop
->helpContext
= 0;
428 pWndDesktop
->flags
= 0;
429 pWndDesktop
->hSysMenu
= 0;
430 pWndDesktop
->userdata
= 0;
431 pWndDesktop
->winproc
= (WNDPROC16
)class->winproc
;
433 /* FIXME: How do we know if it should be Unicode or not */
434 if(!pWndDesktop
->pDriver
->pCreateDesktopWindow(pWndDesktop
, class, FALSE
))
437 SendMessage32A( hwndDesktop
, WM_NCCREATE
, 0, 0 );
438 pWndDesktop
->flags
|= WIN_NEEDS_ERASEBKGND
;
443 /***********************************************************************
446 * Implementation of CreateWindowEx().
448 static HWND32
WIN_CreateWindowEx( CREATESTRUCT32A
*cs
, ATOM classAtom
,
449 BOOL32 win32
, BOOL32 unicode
)
453 HWND16 hwnd
, hwndLinkAfter
;
454 POINT32 maxSize
, maxPos
, minTrack
, maxTrack
;
455 LRESULT (CALLBACK
*localSend32
)(HWND32
, UINT32
, WPARAM32
, LPARAM
);
457 TRACE(win
, "%s %s %08lx %08lx %d,%d %dx%d %04x %04x %08x %p\n",
458 unicode
? debugres_w((LPWSTR
)cs
->lpszName
) : debugres_a(cs
->lpszName
),
459 unicode
? debugres_w((LPWSTR
)cs
->lpszClass
) : debugres_a(cs
->lpszClass
),
460 cs
->dwExStyle
, cs
->style
, cs
->x
, cs
->y
, cs
->cx
, cs
->cy
,
461 cs
->hwndParent
, cs
->hMenu
, cs
->hInstance
, cs
->lpCreateParams
);
463 /* Find the parent window */
467 /* Make sure parent is valid */
468 if (!IsWindow32( cs
->hwndParent
))
470 WARN( win
, "Bad parent %04x\n", cs
->hwndParent
);
473 } else if ((cs
->style
& WS_CHILD
) && !(cs
->style
& WS_POPUP
)) {
474 WARN( win
, "No parent for child window\n" );
475 return 0; /* WS_CHILD needs a parent, but WS_POPUP doesn't */
478 /* Find the window class */
479 if (!(classPtr
= CLASS_FindClassByAtom( classAtom
, win32
?cs
->hInstance
:GetExePtr(cs
->hInstance
) )))
482 GlobalGetAtomName32A( classAtom
, buffer
, sizeof(buffer
) );
483 WARN( win
, "Bad class '%s'\n", buffer
);
487 /* Fix the coordinates */
489 if (cs
->x
== CW_USEDEFAULT32
)
491 PDB32
*pdb
= PROCESS_Current();
492 if ( !(cs
->style
& (WS_CHILD
| WS_POPUP
))
493 && (pdb
->env_db
->startup_info
->dwFlags
& STARTF_USEPOSITION
) )
495 cs
->x
= pdb
->env_db
->startup_info
->dwX
;
496 cs
->y
= pdb
->env_db
->startup_info
->dwY
;
504 if (cs
->cx
== CW_USEDEFAULT32
)
506 PDB32
*pdb
= PROCESS_Current();
507 if ( !(cs
->style
& (WS_CHILD
| WS_POPUP
))
508 && (pdb
->env_db
->startup_info
->dwFlags
& STARTF_USESIZE
) )
510 cs
->cx
= pdb
->env_db
->startup_info
->dwXSize
;
511 cs
->cy
= pdb
->env_db
->startup_info
->dwYSize
;
515 cs
->cx
= 600; /* FIXME */
520 /* Create the window structure */
522 if (!(hwnd
= USER_HEAP_ALLOC( sizeof(*wndPtr
) + classPtr
->cbWndExtra
523 - sizeof(wndPtr
->wExtra
) )))
525 TRACE(win
, "out of memory\n" );
529 /* Fill the window structure */
531 wndPtr
= (WND
*) USER_HEAP_LIN_ADDR( hwnd
);
533 wndPtr
->child
= NULL
;
535 if ((cs
->style
& WS_CHILD
) && cs
->hwndParent
)
537 wndPtr
->parent
= WIN_FindWndPtr( cs
->hwndParent
);
538 wndPtr
->owner
= NULL
;
542 wndPtr
->parent
= pWndDesktop
;
543 if (!cs
->hwndParent
|| (cs
->hwndParent
== pWndDesktop
->hwndSelf
))
544 wndPtr
->owner
= NULL
;
546 wndPtr
->owner
= WIN_GetTopParentPtr(WIN_FindWndPtr(cs
->hwndParent
));
549 wndPtr
->pDriver
= wndPtr
->parent
->pDriver
;
550 wndPtr
->pDriver
->pInitialize(wndPtr
);
552 wndPtr
->class = classPtr
;
553 wndPtr
->winproc
= classPtr
->winproc
;
554 wndPtr
->dwMagic
= WND_MAGIC
;
555 wndPtr
->hwndSelf
= hwnd
;
556 wndPtr
->hInstance
= cs
->hInstance
;
558 wndPtr
->hmemTaskQ
= GetFastQueue();
559 wndPtr
->hrgnUpdate
= 0;
560 wndPtr
->hwndLastActive
= hwnd
;
561 wndPtr
->dwStyle
= cs
->style
& ~WS_VISIBLE
;
562 wndPtr
->dwExStyle
= cs
->dwExStyle
;
564 wndPtr
->helpContext
= 0;
565 wndPtr
->flags
= win32
? WIN_ISWIN32
: 0;
566 wndPtr
->pVScroll
= NULL
;
567 wndPtr
->pHScroll
= NULL
;
568 wndPtr
->pProp
= NULL
;
569 wndPtr
->userdata
= 0;
570 wndPtr
->hSysMenu
= (wndPtr
->dwStyle
& WS_SYSMENU
)
571 ? MENU_GetSysMenu( hwnd
, 0 ) : 0;
573 if (classPtr
->cbWndExtra
) memset( wndPtr
->wExtra
, 0, classPtr
->cbWndExtra
);
575 /* Call the WH_CBT hook */
577 hwndLinkAfter
= ((cs
->style
& (WS_CHILD
|WS_MAXIMIZE
)) == WS_CHILD
)
578 ? HWND_BOTTOM
: HWND_TOP
;
580 if (HOOK_IsHooked( WH_CBT
))
582 CBT_CREATEWND32A cbtc
;
586 cbtc
.hwndInsertAfter
= hwndLinkAfter
;
587 ret
= unicode
? HOOK_CallHooks32W(WH_CBT
, HCBT_CREATEWND
, hwnd
, (LPARAM
)&cbtc
)
588 : HOOK_CallHooks32A(WH_CBT
, HCBT_CREATEWND
, hwnd
, (LPARAM
)&cbtc
);
591 TRACE(win
, "CBT-hook returned 0\n");
592 wndPtr
->pDriver
->pFinalize(wndPtr
);
593 USER_HEAP_FREE( hwnd
);
598 /* Increment class window counter */
600 classPtr
->cWindows
++;
602 /* Correct the window style */
604 if (!(cs
->style
& (WS_POPUP
| WS_CHILD
))) /* Overlapped window */
606 wndPtr
->dwStyle
|= WS_CAPTION
| WS_CLIPSIBLINGS
;
607 wndPtr
->flags
|= WIN_NEED_SIZE
;
609 if (cs
->dwExStyle
& WS_EX_DLGMODALFRAME
) wndPtr
->dwStyle
&= ~WS_THICKFRAME
;
611 /* Get class or window DC if needed */
613 if (classPtr
->style
& CS_OWNDC
) wndPtr
->dce
= DCE_AllocDCE(hwnd
,DCE_WINDOW_DC
);
614 else if (classPtr
->style
& CS_CLASSDC
) wndPtr
->dce
= classPtr
->dce
;
615 else wndPtr
->dce
= NULL
;
617 /* Send the WM_GETMINMAXINFO message and fix the size if needed */
619 if ((cs
->style
& WS_THICKFRAME
) || !(cs
->style
& (WS_POPUP
| WS_CHILD
)))
621 WINPOS_GetMinMaxInfo( wndPtr
, &maxSize
, &maxPos
, &minTrack
, &maxTrack
);
622 if (maxSize
.x
< cs
->cx
) cs
->cx
= maxSize
.x
;
623 if (maxSize
.y
< cs
->cy
) cs
->cy
= maxSize
.y
;
624 if (cs
->cx
< minTrack
.x
) cs
->cx
= minTrack
.x
;
625 if (cs
->cy
< minTrack
.y
) cs
->cy
= minTrack
.y
;
628 if(cs
->style
& WS_CHILD
)
630 if(cs
->cx
< 0) cs
->cx
= 0;
631 if(cs
->cy
< 0) cs
->cy
= 0;
635 if (cs
->cx
<= 0) cs
->cx
= 1;
636 if (cs
->cy
<= 0) cs
->cy
= 1;
639 wndPtr
->rectWindow
.left
= cs
->x
;
640 wndPtr
->rectWindow
.top
= cs
->y
;
641 wndPtr
->rectWindow
.right
= cs
->x
+ cs
->cx
;
642 wndPtr
->rectWindow
.bottom
= cs
->y
+ cs
->cy
;
643 wndPtr
->rectClient
= wndPtr
->rectWindow
;
645 if(!wndPtr
->pDriver
->pCreateWindow(wndPtr
, classPtr
, cs
, unicode
))
648 /* Set the window menu */
650 if ((wndPtr
->dwStyle
& (WS_CAPTION
| WS_CHILD
)) == WS_CAPTION
)
652 if (cs
->hMenu
) SetMenu32(hwnd
, cs
->hMenu
);
655 #if 0 /* FIXME: should check if classPtr->menuNameW can be used as is */
656 if (classPtr
->menuNameA
)
657 cs
->hMenu
= HIWORD(classPtr
->menuNameA
) ?
658 LoadMenu(cs
->hInstance
,SEGPTR_GET(classPtr
->menuNameA
)):
659 LoadMenu(cs
->hInstance
,(SEGPTR
)classPtr
->menuNameA
);
661 SEGPTR menuName
= (SEGPTR
)GetClassLong16( hwnd
, GCL_MENUNAME
);
664 if (HIWORD(cs
->hInstance
))
665 cs
->hMenu
= LoadMenu32A(cs
->hInstance
,PTR_SEG_TO_LIN(menuName
));
667 cs
->hMenu
= LoadMenu16(cs
->hInstance
,menuName
);
669 if (cs
->hMenu
) SetMenu32( hwnd
, cs
->hMenu
);
674 else wndPtr
->wIDmenu
= (UINT32
)cs
->hMenu
;
676 /* Send the WM_CREATE message
677 * Perhaps we shouldn't allow width/height changes as well.
678 * See p327 in "Internals".
681 maxPos
.x
= wndPtr
->rectWindow
.left
; maxPos
.y
= wndPtr
->rectWindow
.top
;
683 localSend32
= unicode
? SendMessage32W
: SendMessage32A
;
684 if( (*localSend32
)( hwnd
, WM_NCCREATE
, 0, (LPARAM
)cs
) )
686 /* Insert the window in the linked list */
688 WIN_LinkWindow( hwnd
, hwndLinkAfter
);
690 WINPOS_SendNCCalcSize( hwnd
, FALSE
, &wndPtr
->rectWindow
,
691 NULL
, NULL
, 0, &wndPtr
->rectClient
);
692 OffsetRect32(&wndPtr
->rectWindow
, maxPos
.x
- wndPtr
->rectWindow
.left
,
693 maxPos
.y
- wndPtr
->rectWindow
.top
);
694 if( ((*localSend32
)( hwnd
, WM_CREATE
, 0, (LPARAM
)cs
)) != -1 )
696 /* Send the size messages */
698 if (!(wndPtr
->flags
& WIN_NEED_SIZE
))
701 if (((wndPtr
->rectClient
.right
-wndPtr
->rectClient
.left
) <0)
702 ||((wndPtr
->rectClient
.bottom
-wndPtr
->rectClient
.top
)<0))
703 WARN(win
,"sending bogus WM_SIZE message 0x%08lx\n",
704 MAKELONG(wndPtr
->rectClient
.right
-wndPtr
->rectClient
.left
,
705 wndPtr
->rectClient
.bottom
-wndPtr
->rectClient
.top
));
706 SendMessage32A( hwnd
, WM_SIZE
, SIZE_RESTORED
,
707 MAKELONG(wndPtr
->rectClient
.right
-wndPtr
->rectClient
.left
,
708 wndPtr
->rectClient
.bottom
-wndPtr
->rectClient
.top
));
709 SendMessage32A( hwnd
, WM_MOVE
, 0,
710 MAKELONG( wndPtr
->rectClient
.left
,
711 wndPtr
->rectClient
.top
) );
714 /* Show the window, maximizing or minimizing if needed */
716 if (wndPtr
->dwStyle
& (WS_MINIMIZE
| WS_MAXIMIZE
))
719 UINT16 swFlag
= (wndPtr
->dwStyle
& WS_MINIMIZE
) ? SW_MINIMIZE
: SW_MAXIMIZE
;
720 wndPtr
->dwStyle
&= ~(WS_MAXIMIZE
| WS_MINIMIZE
);
721 WINPOS_MinMaximize( wndPtr
, swFlag
, &newPos
);
722 swFlag
= ((wndPtr
->dwStyle
& WS_CHILD
) || GetActiveWindow32())
723 ? SWP_NOACTIVATE
| SWP_NOZORDER
| SWP_FRAMECHANGED
724 : SWP_NOZORDER
| SWP_FRAMECHANGED
;
725 SetWindowPos32( hwnd
, 0, newPos
.left
, newPos
.top
,
726 newPos
.right
, newPos
.bottom
, swFlag
);
729 if( wndPtr
->dwStyle
& WS_CHILD
&& !(wndPtr
->dwExStyle
& WS_EX_NOPARENTNOTIFY
) )
731 /* Notify the parent window only */
733 SendMessage32A( wndPtr
->parent
->hwndSelf
, WM_PARENTNOTIFY
,
734 MAKEWPARAM(WM_CREATE
, wndPtr
->wIDmenu
), (LPARAM
)hwnd
);
735 if( !IsWindow32(hwnd
) ) return 0;
738 if (cs
->style
& WS_VISIBLE
) ShowWindow32( hwnd
, SW_SHOW
);
740 /* Call WH_SHELL hook */
742 if (!(wndPtr
->dwStyle
& WS_CHILD
) && !wndPtr
->owner
)
743 HOOK_CallHooks16( WH_SHELL
, HSHELL_WINDOWCREATED
, hwnd
, 0 );
745 TRACE(win
, "created window %04x\n", hwnd
);
748 WIN_UnlinkWindow( hwnd
);
751 /* Abort window creation */
753 WARN(win
, "aborted by WM_xxCREATE!\n");
754 WIN_DestroyWindow( wndPtr
);
759 /***********************************************************************
760 * CreateWindow16 (USER.41)
762 HWND16 WINAPI
CreateWindow16( LPCSTR className
, LPCSTR windowName
,
763 DWORD style
, INT16 x
, INT16 y
, INT16 width
,
764 INT16 height
, HWND16 parent
, HMENU16 menu
,
765 HINSTANCE16 instance
, LPVOID data
)
767 return CreateWindowEx16( 0, className
, windowName
, style
,
768 x
, y
, width
, height
, parent
, menu
, instance
, data
);
772 /***********************************************************************
773 * CreateWindowEx16 (USER.452)
775 HWND16 WINAPI
CreateWindowEx16( DWORD exStyle
, LPCSTR className
,
776 LPCSTR windowName
, DWORD style
, INT16 x
,
777 INT16 y
, INT16 width
, INT16 height
,
778 HWND16 parent
, HMENU16 menu
,
779 HINSTANCE16 instance
, LPVOID data
)
784 /* Find the class atom */
786 if (!(classAtom
= GlobalFindAtom32A( className
)))
788 fprintf( stderr
, "CreateWindowEx16: bad class name " );
789 if (!HIWORD(className
)) fprintf( stderr
, "%04x\n", LOWORD(className
) );
790 else fprintf( stderr
, "'%s'\n", className
);
794 /* Fix the coordinates */
796 cs
.x
= (x
== CW_USEDEFAULT16
) ? CW_USEDEFAULT32
: (INT32
)x
;
797 cs
.y
= (y
== CW_USEDEFAULT16
) ? CW_USEDEFAULT32
: (INT32
)y
;
798 cs
.cx
= (width
== CW_USEDEFAULT16
) ? CW_USEDEFAULT32
: (INT32
)width
;
799 cs
.cy
= (height
== CW_USEDEFAULT16
) ? CW_USEDEFAULT32
: (INT32
)height
;
801 /* Create the window */
803 cs
.lpCreateParams
= data
;
804 cs
.hInstance
= (HINSTANCE32
)instance
;
805 cs
.hMenu
= (HMENU32
)menu
;
806 cs
.hwndParent
= (HWND32
)parent
;
808 cs
.lpszName
= windowName
;
809 cs
.lpszClass
= className
;
810 cs
.dwExStyle
= exStyle
;
811 return WIN_CreateWindowEx( &cs
, classAtom
, FALSE
, FALSE
);
815 /***********************************************************************
816 * CreateWindowEx32A (USER32.83)
818 HWND32 WINAPI
CreateWindowEx32A( DWORD exStyle
, LPCSTR className
,
819 LPCSTR windowName
, DWORD style
, INT32 x
,
820 INT32 y
, INT32 width
, INT32 height
,
821 HWND32 parent
, HMENU32 menu
,
822 HINSTANCE32 instance
, LPVOID data
)
827 if(exStyle
& WS_EX_MDICHILD
)
828 return MDI_CreateMDIWindow32A(className
, windowName
, style
, x
, y
, width
, height
, parent
, instance
, data
);
829 /* Find the class atom */
831 if (!(classAtom
= GlobalFindAtom32A( className
)))
833 fprintf( stderr
, "CreateWindowEx32A: bad class name " );
834 if (!HIWORD(className
)) fprintf( stderr
, "%04x\n", LOWORD(className
) );
835 else fprintf( stderr
, "'%s'\n", className
);
839 /* Create the window */
841 cs
.lpCreateParams
= data
;
842 cs
.hInstance
= instance
;
844 cs
.hwndParent
= parent
;
850 cs
.lpszName
= windowName
;
851 cs
.lpszClass
= className
;
852 cs
.dwExStyle
= exStyle
;
853 return WIN_CreateWindowEx( &cs
, classAtom
, TRUE
, FALSE
);
857 /***********************************************************************
858 * CreateWindowEx32W (USER32.84)
860 HWND32 WINAPI
CreateWindowEx32W( DWORD exStyle
, LPCWSTR className
,
861 LPCWSTR windowName
, DWORD style
, INT32 x
,
862 INT32 y
, INT32 width
, INT32 height
,
863 HWND32 parent
, HMENU32 menu
,
864 HINSTANCE32 instance
, LPVOID data
)
869 if(exStyle
& WS_EX_MDICHILD
)
870 return MDI_CreateMDIWindow32W(className
, windowName
, style
, x
, y
, width
, height
, parent
, instance
, data
);
872 /* Find the class atom */
874 if (!(classAtom
= GlobalFindAtom32W( className
)))
876 if (HIWORD(className
))
878 LPSTR cn
= HEAP_strdupWtoA( GetProcessHeap(), 0, className
);
879 WARN( win
, "Bad class name '%s'\n",cn
);
880 HeapFree( GetProcessHeap(), 0, cn
);
883 WARN( win
, "Bad class name %p\n", className
);
887 /* Create the window */
889 cs
.lpCreateParams
= data
;
890 cs
.hInstance
= instance
;
892 cs
.hwndParent
= parent
;
898 cs
.lpszName
= windowName
;
899 cs
.lpszClass
= className
;
900 cs
.dwExStyle
= exStyle
;
901 /* Note: we rely on the fact that CREATESTRUCT32A and */
902 /* CREATESTRUCT32W have the same layout. */
903 return WIN_CreateWindowEx( (CREATESTRUCT32A
*)&cs
, classAtom
, TRUE
, TRUE
);
907 /***********************************************************************
910 static void WIN_CheckFocus( WND
* pWnd
)
912 if( GetFocus16() == pWnd
->hwndSelf
)
913 SetFocus16( (pWnd
->dwStyle
& WS_CHILD
) ? pWnd
->parent
->hwndSelf
: 0 );
916 /***********************************************************************
919 static void WIN_SendDestroyMsg( WND
* pWnd
)
921 WIN_CheckFocus(pWnd
);
923 if( CARET_GetHwnd() == pWnd
->hwndSelf
) DestroyCaret32();
924 CLIPBOARD_GetDriver()->pResetOwner( pWnd
, TRUE
);
926 SendMessage32A( pWnd
->hwndSelf
, WM_DESTROY
, 0, 0);
928 if( IsWindow32(pWnd
->hwndSelf
) )
930 WND
* pChild
= pWnd
->child
;
933 WIN_SendDestroyMsg( pChild
);
934 pChild
= pChild
->next
;
936 WIN_CheckFocus(pWnd
);
939 WARN(win
, "\tdestroyed itself while in WM_DESTROY!\n");
943 /***********************************************************************
944 * DestroyWindow16 (USER.53)
946 BOOL16 WINAPI
DestroyWindow16( HWND16 hwnd
)
948 return DestroyWindow32(hwnd
);
952 /***********************************************************************
953 * DestroyWindow32 (USER32.135)
955 BOOL32 WINAPI
DestroyWindow32( HWND32 hwnd
)
959 TRACE(win
, "(%04x)\n", hwnd
);
963 if (!(wndPtr
= WIN_FindWndPtr( hwnd
))) return FALSE
;
964 if (wndPtr
== pWndDesktop
) return FALSE
; /* Can't destroy desktop */
968 if( HOOK_CallHooks16( WH_CBT
, HCBT_DESTROYWND
, hwnd
, 0L) )
971 if (!(wndPtr
->dwStyle
& WS_CHILD
) && !wndPtr
->owner
)
973 HOOK_CallHooks16( WH_SHELL
, HSHELL_WINDOWDESTROYED
, hwnd
, 0L );
974 /* FIXME: clean up palette - see "Internals" p.352 */
977 if( !QUEUE_IsExitingQueue(wndPtr
->hmemTaskQ
) )
978 if( wndPtr
->dwStyle
& WS_CHILD
&& !(wndPtr
->dwExStyle
& WS_EX_NOPARENTNOTIFY
) )
980 /* Notify the parent window only */
981 SendMessage32A( wndPtr
->parent
->hwndSelf
, WM_PARENTNOTIFY
,
982 MAKEWPARAM(WM_DESTROY
, wndPtr
->wIDmenu
), (LPARAM
)hwnd
);
983 if( !IsWindow32(hwnd
) ) return TRUE
;
986 CLIPBOARD_GetDriver()->pResetOwner( wndPtr
, FALSE
); /* before the window is unmapped */
988 /* Hide the window */
990 if (wndPtr
->dwStyle
& WS_VISIBLE
)
992 SetWindowPos32( hwnd
, 0, 0, 0, 0, 0, SWP_HIDEWINDOW
|
993 SWP_NOACTIVATE
|SWP_NOZORDER
|SWP_NOMOVE
|SWP_NOSIZE
|
994 ((QUEUE_IsExitingQueue(wndPtr
->hmemTaskQ
))?SWP_DEFERERASE
:0) );
995 if (!IsWindow32(hwnd
)) return TRUE
;
998 /* Recursively destroy owned windows */
1000 if( !(wndPtr
->dwStyle
& WS_CHILD
) )
1002 /* make sure top menu popup doesn't get destroyed */
1003 MENU_PatchResidentPopup( (HQUEUE16
)0xFFFF, wndPtr
);
1007 WND
*siblingPtr
= wndPtr
->parent
->child
; /* First sibling */
1010 if (siblingPtr
->owner
== wndPtr
)
1012 if (siblingPtr
->hmemTaskQ
== wndPtr
->hmemTaskQ
)
1015 siblingPtr
->owner
= NULL
;
1017 siblingPtr
= siblingPtr
->next
;
1019 if (siblingPtr
) DestroyWindow32( siblingPtr
->hwndSelf
);
1023 if( !Options
.managed
|| EVENT_CheckFocus() )
1024 WINPOS_ActivateOtherWindow(wndPtr
);
1026 if( wndPtr
->owner
&&
1027 wndPtr
->owner
->hwndLastActive
== wndPtr
->hwndSelf
)
1028 wndPtr
->owner
->hwndLastActive
= wndPtr
->owner
->hwndSelf
;
1031 /* Send destroy messages */
1033 WIN_SendDestroyMsg( wndPtr
);
1034 if (!IsWindow32(hwnd
)) return TRUE
;
1036 /* Unlink now so we won't bother with the children later on */
1038 if( wndPtr
->parent
) WIN_UnlinkWindow(hwnd
);
1040 /* Destroy the window storage */
1042 WIN_DestroyWindow( wndPtr
);
1047 /***********************************************************************
1048 * CloseWindow16 (USER.43)
1050 BOOL16 WINAPI
CloseWindow16( HWND16 hwnd
)
1052 return CloseWindow32( hwnd
);
1056 /***********************************************************************
1057 * CloseWindow32 (USER32.56)
1059 BOOL32 WINAPI
CloseWindow32( HWND32 hwnd
)
1061 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
1062 if (!wndPtr
|| (wndPtr
->dwStyle
& WS_CHILD
)) return FALSE
;
1063 ShowWindow32( hwnd
, SW_MINIMIZE
);
1068 /***********************************************************************
1069 * OpenIcon16 (USER.44)
1071 BOOL16 WINAPI
OpenIcon16( HWND16 hwnd
)
1073 return OpenIcon32( hwnd
);
1077 /***********************************************************************
1078 * OpenIcon32 (USER32.410)
1080 BOOL32 WINAPI
OpenIcon32( HWND32 hwnd
)
1082 if (!IsIconic32( hwnd
)) return FALSE
;
1083 ShowWindow32( hwnd
, SW_SHOWNORMAL
);
1088 /***********************************************************************
1091 * Implementation of FindWindow() and FindWindowEx().
1093 static HWND32
WIN_FindWindow( HWND32 parent
, HWND32 child
, ATOM className
,
1097 CLASS
*pClass
= NULL
;
1101 if (!(pWnd
= WIN_FindWndPtr( child
))) return 0;
1104 if (!pWnd
->parent
|| (pWnd
->parent
->hwndSelf
!= parent
)) return 0;
1106 else if (pWnd
->parent
!= pWndDesktop
) return 0;
1111 if (!(pWnd
= parent
? WIN_FindWndPtr(parent
) : pWndDesktop
)) return 0;
1114 if (!pWnd
) return 0;
1116 /* For a child window, all siblings will have the same hInstance, */
1117 /* so we can look for the class once and for all. */
1119 if (className
&& (pWnd
->dwStyle
& WS_CHILD
))
1121 if (!(pClass
= CLASS_FindClassByAtom( className
, pWnd
->hInstance
)))
1126 for ( ; pWnd
; pWnd
= pWnd
->next
)
1128 if (className
&& !(pWnd
->dwStyle
& WS_CHILD
))
1130 if (!(pClass
= CLASS_FindClassByAtom( className
, GetExePtr(pWnd
->hInstance
))))
1131 continue; /* Skip this window */
1134 if (pClass
&& (pWnd
->class != pClass
))
1135 continue; /* Not the right class */
1137 /* Now check the title */
1139 if (!title
) return pWnd
->hwndSelf
;
1140 if (pWnd
->text
&& !strcmp( pWnd
->text
, title
)) return pWnd
->hwndSelf
;
1147 /***********************************************************************
1148 * FindWindow16 (USER.50)
1150 HWND16 WINAPI
FindWindow16( SEGPTR className
, LPCSTR title
)
1152 return FindWindowEx16( 0, 0, className
, title
);
1156 /***********************************************************************
1157 * FindWindowEx16 (USER.427)
1159 HWND16 WINAPI
FindWindowEx16( HWND16 parent
, HWND16 child
,
1160 SEGPTR className
, LPCSTR title
)
1164 TRACE(win
, "%04x %04x '%s' '%s'\n", parent
,
1165 child
, HIWORD(className
)?(char *)PTR_SEG_TO_LIN(className
):"",
1166 title
? title
: "");
1170 /* If the atom doesn't exist, then no class */
1171 /* with this name exists either. */
1172 if (!(atom
= GlobalFindAtom16( className
))) return 0;
1174 return WIN_FindWindow( parent
, child
, atom
, title
);
1178 /***********************************************************************
1179 * FindWindow32A (USER32.198)
1181 HWND32 WINAPI
FindWindow32A( LPCSTR className
, LPCSTR title
)
1183 HWND32 ret
= FindWindowEx32A( 0, 0, className
, title
);
1184 if (!ret
) SetLastError (ERROR_CANNOT_FIND_WND_CLASS
);
1189 /***********************************************************************
1190 * FindWindowEx32A (USER32.199)
1192 HWND32 WINAPI
FindWindowEx32A( HWND32 parent
, HWND32 child
,
1193 LPCSTR className
, LPCSTR title
)
1199 /* If the atom doesn't exist, then no class */
1200 /* with this name exists either. */
1201 if (!(atom
= GlobalFindAtom32A( className
)))
1203 SetLastError (ERROR_CANNOT_FIND_WND_CLASS
);
1207 return WIN_FindWindow( parent
, child
, atom
, title
);
1211 /***********************************************************************
1212 * FindWindowEx32W (USER32.200)
1214 HWND32 WINAPI
FindWindowEx32W( HWND32 parent
, HWND32 child
,
1215 LPCWSTR className
, LPCWSTR title
)
1223 /* If the atom doesn't exist, then no class */
1224 /* with this name exists either. */
1225 if (!(atom
= GlobalFindAtom32W( className
)))
1227 SetLastError (ERROR_CANNOT_FIND_WND_CLASS
);
1231 buffer
= HEAP_strdupWtoA( GetProcessHeap(), 0, title
);
1232 hwnd
= WIN_FindWindow( parent
, child
, atom
, buffer
);
1233 HeapFree( GetProcessHeap(), 0, buffer
);
1238 /***********************************************************************
1239 * FindWindow32W (USER32.201)
1241 HWND32 WINAPI
FindWindow32W( LPCWSTR className
, LPCWSTR title
)
1243 return FindWindowEx32W( 0, 0, className
, title
);
1247 /**********************************************************************
1250 WND
*WIN_GetDesktop(void)
1256 /**********************************************************************
1257 * GetDesktopWindow16 (USER.286)
1259 HWND16 WINAPI
GetDesktopWindow16(void)
1261 return (HWND16
)pWndDesktop
->hwndSelf
;
1265 /**********************************************************************
1266 * GetDesktopWindow32 (USER32.232)
1268 HWND32 WINAPI
GetDesktopWindow32(void)
1270 return pWndDesktop
->hwndSelf
;
1274 /**********************************************************************
1275 * GetDesktopHwnd (USER.278)
1277 * Exactly the same thing as GetDesktopWindow(), but not documented.
1278 * Don't ask me why...
1280 HWND16 WINAPI
GetDesktopHwnd(void)
1282 return (HWND16
)pWndDesktop
->hwndSelf
;
1286 /*******************************************************************
1287 * EnableWindow16 (USER.34)
1289 BOOL16 WINAPI
EnableWindow16( HWND16 hwnd
, BOOL16 enable
)
1291 return EnableWindow32( hwnd
, enable
);
1295 /*******************************************************************
1296 * EnableWindow32 (USER32.172)
1298 BOOL32 WINAPI
EnableWindow32( HWND32 hwnd
, BOOL32 enable
)
1302 if (!(wndPtr
= WIN_FindWndPtr( hwnd
))) return FALSE
;
1303 if (enable
&& (wndPtr
->dwStyle
& WS_DISABLED
))
1306 wndPtr
->dwStyle
&= ~WS_DISABLED
;
1307 SendMessage32A( hwnd
, WM_ENABLE
, TRUE
, 0 );
1310 else if (!enable
&& !(wndPtr
->dwStyle
& WS_DISABLED
))
1312 /* Disable window */
1313 wndPtr
->dwStyle
|= WS_DISABLED
;
1314 if ((hwnd
== GetFocus32()) || IsChild32( hwnd
, GetFocus32() ))
1315 SetFocus32( 0 ); /* A disabled window can't have the focus */
1316 if ((hwnd
== GetCapture32()) || IsChild32( hwnd
, GetCapture32() ))
1317 ReleaseCapture(); /* A disabled window can't capture the mouse */
1318 SendMessage32A( hwnd
, WM_ENABLE
, FALSE
, 0 );
1321 return ((wndPtr
->dwStyle
& WS_DISABLED
) != 0);
1325 /***********************************************************************
1326 * IsWindowEnabled16 (USER.35)
1328 BOOL16 WINAPI
IsWindowEnabled16(HWND16 hWnd
)
1330 return IsWindowEnabled32(hWnd
);
1334 /***********************************************************************
1335 * IsWindowEnabled32 (USER32.349)
1337 BOOL32 WINAPI
IsWindowEnabled32(HWND32 hWnd
)
1341 if (!(wndPtr
= WIN_FindWndPtr(hWnd
))) return FALSE
;
1342 return !(wndPtr
->dwStyle
& WS_DISABLED
);
1346 /***********************************************************************
1347 * IsWindowUnicode (USER32.350)
1349 BOOL32 WINAPI
IsWindowUnicode( HWND32 hwnd
)
1353 if (!(wndPtr
= WIN_FindWndPtr(hwnd
))) return FALSE
;
1354 return (WINPROC_GetProcType( wndPtr
->winproc
) == WIN_PROC_32W
);
1358 /**********************************************************************
1359 * GetWindowWord16 (USER.133)
1361 WORD WINAPI
GetWindowWord16( HWND16 hwnd
, INT16 offset
)
1363 return GetWindowWord32( hwnd
, offset
);
1367 /**********************************************************************
1368 * GetWindowWord32 (USER32.314)
1370 WORD WINAPI
GetWindowWord32( HWND32 hwnd
, INT32 offset
)
1372 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
1373 if (!wndPtr
) return 0;
1376 if (offset
+ sizeof(WORD
) > wndPtr
->class->cbWndExtra
)
1378 WARN( win
, "Invalid offset %d\n", offset
);
1381 return *(WORD
*)(((char *)wndPtr
->wExtra
) + offset
);
1386 if (HIWORD(wndPtr
->wIDmenu
))
1387 WARN( win
,"GWW_ID: discards high bits of 0x%08x!\n",
1389 return (WORD
)wndPtr
->wIDmenu
;
1390 case GWW_HWNDPARENT
:
1391 return wndPtr
->parent
?
1392 wndPtr
->parent
->hwndSelf
: (
1394 wndPtr
->owner
->hwndSelf
:
1397 if (HIWORD(wndPtr
->hInstance
))
1398 WARN(win
,"GWW_HINSTANCE: discards high bits of 0x%08x!\n",
1400 return (WORD
)wndPtr
->hInstance
;
1402 WARN( win
, "Invalid offset %d\n", offset
);
1408 /**********************************************************************
1409 * WIN_GetWindowInstance
1411 HINSTANCE32
WIN_GetWindowInstance( HWND32 hwnd
)
1413 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
1414 if (!wndPtr
) return (HINSTANCE32
)0;
1415 return wndPtr
->hInstance
;
1419 /**********************************************************************
1420 * SetWindowWord16 (USER.134)
1422 WORD WINAPI
SetWindowWord16( HWND16 hwnd
, INT16 offset
, WORD newval
)
1424 return SetWindowWord32( hwnd
, offset
, newval
);
1428 /**********************************************************************
1429 * SetWindowWord32 (USER32.524)
1431 WORD WINAPI
SetWindowWord32( HWND32 hwnd
, INT32 offset
, WORD newval
)
1434 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
1435 if (!wndPtr
) return 0;
1438 if (offset
+ sizeof(WORD
) > wndPtr
->class->cbWndExtra
)
1440 WARN( win
, "Invalid offset %d\n", offset
);
1443 ptr
= (WORD
*)(((char *)wndPtr
->wExtra
) + offset
);
1447 case GWW_ID
: ptr
= (WORD
*)&wndPtr
->wIDmenu
; break;
1448 case GWW_HINSTANCE
: ptr
= (WORD
*)&wndPtr
->hInstance
; break;
1449 case GWW_HWNDPARENT
: return SetParent32( hwnd
, newval
);
1451 WARN( win
, "Invalid offset %d\n", offset
);
1460 /**********************************************************************
1463 * Helper function for GetWindowLong().
1465 static LONG
WIN_GetWindowLong( HWND32 hwnd
, INT32 offset
, WINDOWPROCTYPE type
)
1468 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
1469 if (!wndPtr
) return 0;
1472 if (offset
+ sizeof(LONG
) > wndPtr
->class->cbWndExtra
)
1474 WARN( win
, "Invalid offset %d\n", offset
);
1477 retval
= *(LONG
*)(((char *)wndPtr
->wExtra
) + offset
);
1478 /* Special case for dialog window procedure */
1479 if ((offset
== DWL_DLGPROC
) && (wndPtr
->flags
& WIN_ISDIALOG
))
1480 return (LONG
)WINPROC_GetProc( (HWINDOWPROC
)retval
, type
);
1485 case GWL_USERDATA
: return wndPtr
->userdata
;
1486 case GWL_STYLE
: return wndPtr
->dwStyle
;
1487 case GWL_EXSTYLE
: return wndPtr
->dwExStyle
;
1488 case GWL_ID
: return (LONG
)wndPtr
->wIDmenu
;
1489 case GWL_WNDPROC
: return (LONG
)WINPROC_GetProc( wndPtr
->winproc
,
1491 case GWL_HWNDPARENT
: return wndPtr
->parent
?
1492 (HWND32
)wndPtr
->parent
->hwndSelf
: 0;
1493 case GWL_HINSTANCE
: return wndPtr
->hInstance
;
1495 WARN( win
, "Unknown offset %d\n", offset
);
1501 /**********************************************************************
1504 * Helper function for SetWindowLong().
1506 * 0 is the failure code. However, in the case of failure SetLastError
1507 * must be set to distinguish between a 0 return value and a failure.
1509 * FIXME: The error values for SetLastError may not be right. Can
1510 * someone check with the real thing?
1512 static LONG
WIN_SetWindowLong( HWND32 hwnd
, INT32 offset
, LONG newval
,
1513 WINDOWPROCTYPE type
)
1516 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
1519 TRACE(win
,"%x=%p %x %lx %x\n",hwnd
, wndPtr
, offset
, newval
, type
);
1523 /* Is this the right error? */
1524 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
1530 if (offset
+ sizeof(LONG
) > wndPtr
->class->cbWndExtra
)
1532 WARN( win
, "Invalid offset %d\n", offset
);
1534 /* Is this the right error? */
1535 SetLastError( ERROR_OUTOFMEMORY
);
1539 ptr
= (LONG
*)(((char *)wndPtr
->wExtra
) + offset
);
1540 /* Special case for dialog window procedure */
1541 if ((offset
== DWL_DLGPROC
) && (wndPtr
->flags
& WIN_ISDIALOG
))
1543 retval
= (LONG
)WINPROC_GetProc( (HWINDOWPROC
)*ptr
, type
);
1544 WINPROC_SetProc( (HWINDOWPROC
*)ptr
, (WNDPROC16
)newval
,
1545 type
, WIN_PROC_WINDOW
);
1552 ptr
= (DWORD
*)&wndPtr
->wIDmenu
;
1555 return SetWindowWord32( hwnd
, offset
, newval
);
1557 retval
= (LONG
)WINPROC_GetProc( wndPtr
->winproc
, type
);
1558 WINPROC_SetProc( &wndPtr
->winproc
, (WNDPROC16
)newval
,
1559 type
, WIN_PROC_WINDOW
);
1562 style
.styleOld
= wndPtr
->dwStyle
;
1563 newval
&= ~(WS_VISIBLE
| WS_CHILD
); /* Some bits can't be changed this way */
1564 style
.styleNew
= newval
| (style
.styleOld
& (WS_VISIBLE
| WS_CHILD
));
1566 if (wndPtr
->flags
& WIN_ISWIN32
)
1567 SendMessage32A(hwnd
,WM_STYLECHANGING
,GWL_STYLE
,(LPARAM
)&style
);
1568 wndPtr
->dwStyle
= style
.styleNew
;
1569 if (wndPtr
->flags
& WIN_ISWIN32
)
1570 SendMessage32A(hwnd
,WM_STYLECHANGED
,GWL_STYLE
,(LPARAM
)&style
);
1571 return style
.styleOld
;
1574 ptr
= &wndPtr
->userdata
;
1577 style
.styleOld
= wndPtr
->dwExStyle
;
1578 style
.styleNew
= newval
;
1579 if (wndPtr
->flags
& WIN_ISWIN32
)
1580 SendMessage32A(hwnd
,WM_STYLECHANGING
,GWL_EXSTYLE
,(LPARAM
)&style
);
1581 wndPtr
->dwExStyle
= newval
;
1582 if (wndPtr
->flags
& WIN_ISWIN32
)
1583 SendMessage32A(hwnd
,WM_STYLECHANGED
,GWL_EXSTYLE
,(LPARAM
)&style
);
1584 return style
.styleOld
;
1587 WARN( win
, "Invalid offset %d\n", offset
);
1589 /* Don't think this is right error but it should do */
1590 SetLastError( ERROR_OUTOFMEMORY
);
1600 /**********************************************************************
1601 * GetWindowLong16 (USER.135)
1603 LONG WINAPI
GetWindowLong16( HWND16 hwnd
, INT16 offset
)
1605 return WIN_GetWindowLong( (HWND32
)hwnd
, offset
, WIN_PROC_16
);
1609 /**********************************************************************
1610 * GetWindowLong32A (USER32.305)
1612 LONG WINAPI
GetWindowLong32A( HWND32 hwnd
, INT32 offset
)
1614 return WIN_GetWindowLong( hwnd
, offset
, WIN_PROC_32A
);
1618 /**********************************************************************
1619 * GetWindowLong32W (USER32.306)
1621 LONG WINAPI
GetWindowLong32W( HWND32 hwnd
, INT32 offset
)
1623 return WIN_GetWindowLong( hwnd
, offset
, WIN_PROC_32W
);
1627 /**********************************************************************
1628 * SetWindowLong16 (USER.136)
1630 LONG WINAPI
SetWindowLong16( HWND16 hwnd
, INT16 offset
, LONG newval
)
1632 return WIN_SetWindowLong( hwnd
, offset
, newval
, WIN_PROC_16
);
1636 /**********************************************************************
1637 * SetWindowLong32A (USER32.517)
1639 LONG WINAPI
SetWindowLong32A( HWND32 hwnd
, INT32 offset
, LONG newval
)
1641 return WIN_SetWindowLong( hwnd
, offset
, newval
, WIN_PROC_32A
);
1645 /**********************************************************************
1646 * SetWindowLong32W (USER32.518) Set window attribute
1648 * SetWindowLong() alters one of a window's attributes or sets a 32-bit (long)
1649 * value in a window's extra memory.
1651 * The _hwnd_ parameter specifies the window. is the handle to a
1652 * window that has extra memory. The _newval_ parameter contains the
1653 * new attribute or extra memory value. If positive, the _offset_
1654 * parameter is the byte-addressed location in the window's extra
1655 * memory to set. If negative, _offset_ specifies the window
1656 * attribute to set, and should be one of the following values:
1658 * GWL_EXSTYLE The window's extended window style
1660 * GWL_STYLE The window's window style.
1662 * GWL_WNDPROC Pointer to the window's window procedure.
1664 * GWL_HINSTANCE The window's pplication instance handle.
1666 * GWL_ID The window's identifier.
1668 * GWL_USERDATA The window's user-specified data.
1670 * If the window is a dialog box, the _offset_ parameter can be one of
1671 * the following values:
1673 * DWL_DLGPROC The address of the window's dialog box procedure.
1675 * DWL_MSGRESULT The return value of a message
1676 * that the dialog box procedure processed.
1678 * DWL_USER Application specific information.
1682 * If successful, returns the previous value located at _offset_. Otherwise,
1687 * Extra memory for a window class is specified by a nonzero cbWndExtra
1688 * parameter of the WNDCLASS structure passed to RegisterClass() at the
1689 * time of class creation.
1691 * Using GWL_WNDPROC to set a new window procedure effectively creates
1692 * a window subclass. Use CallWindowProc() in the new windows procedure
1693 * to pass messages to the superclass's window procedure.
1695 * The user data is reserved for use by the application which created
1698 * Do not use GWL_STYLE to change the window's WS_DISABLE style;
1699 * instead, call the EnableWindow() function to change the window's
1702 * Do not use GWL_HWNDPARENT to reset the window's parent, use
1703 * SetParent() instead.
1706 * When offset is GWL_STYLE and the calling app's ver is 4.0,
1707 * it sends WM_STYLECHANGING before changing the settings
1708 * and WM_STYLECHANGED afterwards.
1709 * App ver 4.0 can't use SetWindowLong to change WS_EX_TOPMOST.
1713 * GWL_STYLE does not dispatch WM_STYLE... messages.
1720 LONG WINAPI
SetWindowLong32W(
1721 HWND32 hwnd
, /* window to alter */
1722 INT32 offset
, /* offset, in bytes, of location to alter */
1723 LONG newval
/* new value of location */
1725 return WIN_SetWindowLong( hwnd
, offset
, newval
, WIN_PROC_32W
);
1729 /*******************************************************************
1730 * GetWindowText16 (USER.36)
1732 INT16 WINAPI
GetWindowText16( HWND16 hwnd
, SEGPTR lpString
, INT16 nMaxCount
)
1734 return (INT16
)SendMessage16(hwnd
, WM_GETTEXT
, nMaxCount
, (LPARAM
)lpString
);
1738 /*******************************************************************
1739 * GetWindowText32A (USER32.309)
1741 INT32 WINAPI
GetWindowText32A( HWND32 hwnd
, LPSTR lpString
, INT32 nMaxCount
)
1743 return (INT32
)SendMessage32A( hwnd
, WM_GETTEXT
, nMaxCount
,
1747 /*******************************************************************
1748 * InternalGetWindowText (USER32.326)
1750 INT32 WINAPI
InternalGetWindowText(HWND32 hwnd
,LPWSTR lpString
,INT32 nMaxCount
)
1752 FIXME(win
,"(0x%08x,%p,0x%x),stub!\n",hwnd
,lpString
,nMaxCount
);
1753 return GetWindowText32W(hwnd
,lpString
,nMaxCount
);
1757 /*******************************************************************
1758 * GetWindowText32W (USER32.312)
1760 INT32 WINAPI
GetWindowText32W( HWND32 hwnd
, LPWSTR lpString
, INT32 nMaxCount
)
1762 return (INT32
)SendMessage32W( hwnd
, WM_GETTEXT
, nMaxCount
,
1767 /*******************************************************************
1768 * SetWindowText16 (USER.37)
1770 BOOL16 WINAPI
SetWindowText16( HWND16 hwnd
, SEGPTR lpString
)
1772 return (BOOL16
)SendMessage16( hwnd
, WM_SETTEXT
, 0, (LPARAM
)lpString
);
1776 /*******************************************************************
1777 * SetWindowText32A (USER32.521)
1779 BOOL32 WINAPI
SetWindowText32A( HWND32 hwnd
, LPCSTR lpString
)
1781 return (BOOL32
)SendMessage32A( hwnd
, WM_SETTEXT
, 0, (LPARAM
)lpString
);
1785 /*******************************************************************
1786 * SetWindowText32W (USER32.523)
1788 BOOL32 WINAPI
SetWindowText32W( HWND32 hwnd
, LPCWSTR lpString
)
1790 return (BOOL32
)SendMessage32W( hwnd
, WM_SETTEXT
, 0, (LPARAM
)lpString
);
1794 /*******************************************************************
1795 * GetWindowTextLength16 (USER.38)
1797 INT16 WINAPI
GetWindowTextLength16( HWND16 hwnd
)
1799 return (INT16
)SendMessage16( hwnd
, WM_GETTEXTLENGTH
, 0, 0 );
1803 /*******************************************************************
1804 * GetWindowTextLength32A (USER32.310)
1806 INT32 WINAPI
GetWindowTextLength32A( HWND32 hwnd
)
1808 return SendMessage32A( hwnd
, WM_GETTEXTLENGTH
, 0, 0 );
1811 /*******************************************************************
1812 * GetWindowTextLength32W (USER32.311)
1814 INT32 WINAPI
GetWindowTextLength32W( HWND32 hwnd
)
1816 return SendMessage32W( hwnd
, WM_GETTEXTLENGTH
, 0, 0 );
1820 /*******************************************************************
1821 * IsWindow16 (USER.47)
1823 BOOL16 WINAPI
IsWindow16( HWND16 hwnd
)
1825 return IsWindow32( hwnd
);
1828 void WINAPI
WIN16_IsWindow16( CONTEXT
*context
)
1830 WORD
*stack
= PTR_SEG_OFF_TO_LIN(SS_reg(context
), SP_reg(context
));
1831 HWND16 hwnd
= (HWND16
)stack
[2];
1833 AX_reg(context
) = IsWindow32( hwnd
);
1834 ES_reg(context
) = USER_HeapSel
;
1838 /*******************************************************************
1839 * IsWindow32 (USER32.348)
1841 BOOL32 WINAPI
IsWindow32( HWND32 hwnd
)
1843 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
1844 return ((wndPtr
!= NULL
) && (wndPtr
->dwMagic
== WND_MAGIC
));
1848 /*****************************************************************
1849 * GetParent16 (USER.46)
1851 HWND16 WINAPI
GetParent16( HWND16 hwnd
)
1853 return (HWND16
)GetParent32( hwnd
);
1857 /*****************************************************************
1858 * GetParent32 (USER32.278)
1860 HWND32 WINAPI
GetParent32( HWND32 hwnd
)
1862 WND
*wndPtr
= WIN_FindWndPtr(hwnd
);
1863 if ((!wndPtr
) || (!(wndPtr
->dwStyle
& (WS_POPUP
|WS_CHILD
)))) return 0;
1864 wndPtr
= (wndPtr
->dwStyle
& WS_CHILD
) ? wndPtr
->parent
: wndPtr
->owner
;
1865 return wndPtr
? wndPtr
->hwndSelf
: 0;
1868 /*****************************************************************
1871 * Get the top-level parent for a child window.
1873 WND
* WIN_GetTopParentPtr( WND
* pWnd
)
1875 while( pWnd
&& (pWnd
->dwStyle
& WS_CHILD
)) pWnd
= pWnd
->parent
;
1879 /*****************************************************************
1882 * Get the top-level parent for a child window.
1884 HWND32
WIN_GetTopParent( HWND32 hwnd
)
1886 WND
*wndPtr
= WIN_GetTopParentPtr ( WIN_FindWndPtr( hwnd
) );
1887 return wndPtr
? wndPtr
->hwndSelf
: 0;
1891 /*****************************************************************
1892 * SetParent16 (USER.233)
1894 HWND16 WINAPI
SetParent16( HWND16 hwndChild
, HWND16 hwndNewParent
)
1896 return SetParent32( hwndChild
, hwndNewParent
);
1900 /*****************************************************************
1901 * SetParent32 (USER32.495)
1903 HWND32 WINAPI
SetParent32( HWND32 hwndChild
, HWND32 hwndNewParent
)
1905 WND
*wndPtr
= WIN_FindWndPtr( hwndChild
);
1906 WND
*pWndNewParent
=
1907 (hwndNewParent
) ? WIN_FindWndPtr( hwndNewParent
) : pWndDesktop
;
1908 WND
*pWndOldParent
=
1909 (wndPtr
)?(*wndPtr
->pDriver
->pSetParent
)(wndPtr
, pWndNewParent
):NULL
;
1911 /* SetParent32 additionally needs to make hwndChild the topmost window
1912 in the x-order and send the expected WM_WINDOWPOSCHANGING and
1913 WM_WINDOWPOSCHANGED notification messages.
1915 SetWindowPos32( hwndChild
, HWND_TOPMOST
, 0, 0, 0, 0, SWP_NOMOVE
|SWP_NOSIZE
);
1917 return pWndOldParent
?pWndOldParent
->hwndSelf
:0;
1920 /*******************************************************************
1921 * IsChild16 (USER.48)
1923 BOOL16 WINAPI
IsChild16( HWND16 parent
, HWND16 child
)
1925 return IsChild32(parent
,child
);
1929 /*******************************************************************
1930 * IsChild32 (USER32.339)
1932 BOOL32 WINAPI
IsChild32( HWND32 parent
, HWND32 child
)
1934 WND
* wndPtr
= WIN_FindWndPtr( child
);
1935 while (wndPtr
&& (wndPtr
->dwStyle
& WS_CHILD
))
1937 wndPtr
= wndPtr
->parent
;
1938 if (wndPtr
->hwndSelf
== parent
) return TRUE
;
1944 /***********************************************************************
1945 * IsWindowVisible16 (USER.49)
1947 BOOL16 WINAPI
IsWindowVisible16( HWND16 hwnd
)
1949 return IsWindowVisible32(hwnd
);
1953 /***********************************************************************
1954 * IsWindowVisible32 (USER32.351)
1956 BOOL32 WINAPI
IsWindowVisible32( HWND32 hwnd
)
1958 WND
*wndPtr
= WIN_FindWndPtr( hwnd
);
1959 while (wndPtr
&& (wndPtr
->dwStyle
& WS_CHILD
))
1961 if (!(wndPtr
->dwStyle
& WS_VISIBLE
)) return FALSE
;
1962 wndPtr
= wndPtr
->parent
;
1964 return (wndPtr
&& (wndPtr
->dwStyle
& WS_VISIBLE
));
1968 /***********************************************************************
1969 * WIN_IsWindowDrawable
1971 * hwnd is drawable when it is visible, all parents are not
1972 * minimized, and it is itself not minimized unless we are
1973 * trying to draw its default class icon.
1975 BOOL32
WIN_IsWindowDrawable( WND
* wnd
, BOOL32 icon
)
1977 if( (wnd
->dwStyle
& WS_MINIMIZE
&&
1978 icon
&& wnd
->class->hIcon
) ||
1979 !(wnd
->dwStyle
& WS_VISIBLE
) ) return FALSE
;
1980 for(wnd
= wnd
->parent
; wnd
; wnd
= wnd
->parent
)
1981 if( wnd
->dwStyle
& WS_MINIMIZE
||
1982 !(wnd
->dwStyle
& WS_VISIBLE
) ) break;
1983 return (wnd
== NULL
);
1987 /*******************************************************************
1988 * GetTopWindow16 (USER.229)
1990 HWND16 WINAPI
GetTopWindow16( HWND16 hwnd
)
1992 return GetTopWindow32(hwnd
);
1996 /*******************************************************************
1997 * GetTopWindow32 (USER.229)
1999 HWND32 WINAPI
GetTopWindow32( HWND32 hwnd
)
2001 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
2002 if (wndPtr
&& wndPtr
->child
) return wndPtr
->child
->hwndSelf
;
2007 /*******************************************************************
2008 * GetWindow16 (USER.262)
2010 HWND16 WINAPI
GetWindow16( HWND16 hwnd
, WORD rel
)
2012 return GetWindow32( hwnd
,rel
);
2016 /*******************************************************************
2017 * GetWindow32 (USER32.302)
2019 HWND32 WINAPI
GetWindow32( HWND32 hwnd
, WORD rel
)
2021 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
2022 if (!wndPtr
) return 0;
2026 if (wndPtr
->parent
) return wndPtr
->parent
->child
->hwndSelf
;
2030 if (!wndPtr
->parent
) return 0; /* Desktop window */
2031 while (wndPtr
->next
) wndPtr
= wndPtr
->next
;
2032 return wndPtr
->hwndSelf
;
2035 if (!wndPtr
->next
) return 0;
2036 return wndPtr
->next
->hwndSelf
;
2039 if (!wndPtr
->parent
) return 0; /* Desktop window */
2040 wndPtr
= wndPtr
->parent
->child
; /* First sibling */
2041 if (wndPtr
->hwndSelf
== hwnd
) return 0; /* First in list */
2042 while (wndPtr
->next
)
2044 if (wndPtr
->next
->hwndSelf
== hwnd
) return wndPtr
->hwndSelf
;
2045 wndPtr
= wndPtr
->next
;
2050 return wndPtr
->owner
? wndPtr
->owner
->hwndSelf
: 0;
2053 return wndPtr
->child
? wndPtr
->child
->hwndSelf
: 0;
2059 /*******************************************************************
2060 * GetNextWindow16 (USER.230)
2062 HWND16 WINAPI
GetNextWindow16( HWND16 hwnd
, WORD flag
)
2064 if ((flag
!= GW_HWNDNEXT
) && (flag
!= GW_HWNDPREV
)) return 0;
2065 return GetWindow16( hwnd
, flag
);
2068 /*******************************************************************
2069 * ShowOwnedPopups16 (USER.265)
2071 void WINAPI
ShowOwnedPopups16( HWND16 owner
, BOOL16 fShow
)
2073 ShowOwnedPopups32( owner
, fShow
);
2077 /*******************************************************************
2078 * ShowOwnedPopups32 (USER32.531)
2080 BOOL32 WINAPI
ShowOwnedPopups32( HWND32 owner
, BOOL32 fShow
)
2082 WND
*pWnd
= pWndDesktop
->child
;
2085 if (pWnd
->owner
&& (pWnd
->owner
->hwndSelf
== owner
) &&
2086 (pWnd
->dwStyle
& WS_POPUP
))
2087 ShowWindow32( pWnd
->hwndSelf
, fShow
? SW_SHOW
: SW_HIDE
);
2094 /*******************************************************************
2095 * GetLastActivePopup16 (USER.287)
2097 HWND16 WINAPI
GetLastActivePopup16( HWND16 hwnd
)
2099 return GetLastActivePopup32( hwnd
);
2102 /*******************************************************************
2103 * GetLastActivePopup32 (USER32.256)
2105 HWND32 WINAPI
GetLastActivePopup32( HWND32 hwnd
)
2108 wndPtr
= WIN_FindWndPtr(hwnd
);
2109 if (wndPtr
== NULL
) return hwnd
;
2110 return wndPtr
->hwndLastActive
;
2114 /*******************************************************************
2117 * Build an array of pointers to the children of a given window.
2118 * The array must be freed with HeapFree(SystemHeap). Return NULL
2119 * when no windows are found.
2121 WND
**WIN_BuildWinArray( WND
*wndPtr
, UINT32 bwaFlags
, UINT32
* pTotal
)
2123 WND
**list
, **ppWnd
;
2125 UINT32 count
, skipOwned
, skipHidden
;
2128 skipHidden
= bwaFlags
& BWA_SKIPHIDDEN
;
2129 skipOwned
= bwaFlags
& BWA_SKIPOWNED
;
2130 skipFlags
= (bwaFlags
& BWA_SKIPDISABLED
) ? WS_DISABLED
: 0;
2131 if( bwaFlags
& BWA_SKIPICONIC
) skipFlags
|= WS_MINIMIZE
;
2133 /* First count the windows */
2135 if (!wndPtr
) wndPtr
= pWndDesktop
;
2136 for (pWnd
= wndPtr
->child
, count
= 0; pWnd
; pWnd
= pWnd
->next
)
2138 if( (pWnd
->dwStyle
& skipFlags
) || (skipOwned
&& pWnd
->owner
) ) continue;
2139 if( !skipHidden
|| pWnd
->dwStyle
& WS_VISIBLE
) count
++;
2144 /* Now build the list of all windows */
2146 if ((list
= (WND
**)HeapAlloc( SystemHeap
, 0, sizeof(WND
*) * (count
+ 1))))
2148 for (pWnd
= wndPtr
->child
, ppWnd
= list
, count
= 0; pWnd
; pWnd
= pWnd
->next
)
2150 if( (pWnd
->dwStyle
& skipFlags
) || (skipOwned
&& pWnd
->owner
) ) continue;
2151 if( !skipHidden
|| pWnd
->dwStyle
& WS_VISIBLE
)
2162 if( pTotal
) *pTotal
= count
;
2167 /*******************************************************************
2168 * EnumWindows16 (USER.54)
2170 BOOL16 WINAPI
EnumWindows16( WNDENUMPROC16 lpEnumFunc
, LPARAM lParam
)
2172 WND
**list
, **ppWnd
;
2174 /* We have to build a list of all windows first, to avoid */
2175 /* unpleasant side-effects, for instance if the callback */
2176 /* function changes the Z-order of the windows. */
2178 if (!(list
= WIN_BuildWinArray( pWndDesktop
, 0, NULL
))) return FALSE
;
2180 /* Now call the callback function for every window */
2182 for (ppWnd
= list
; *ppWnd
; ppWnd
++)
2184 /* Make sure that the window still exists */
2185 if (!IsWindow32((*ppWnd
)->hwndSelf
)) continue;
2186 if (!lpEnumFunc( (*ppWnd
)->hwndSelf
, lParam
)) break;
2188 HeapFree( SystemHeap
, 0, list
);
2193 /*******************************************************************
2194 * EnumWindows32 (USER32.193)
2196 BOOL32 WINAPI
EnumWindows32( WNDENUMPROC32 lpEnumFunc
, LPARAM lParam
)
2198 return (BOOL32
)EnumWindows16( (WNDENUMPROC16
)lpEnumFunc
, lParam
);
2202 /**********************************************************************
2203 * EnumTaskWindows16 (USER.225)
2205 BOOL16 WINAPI
EnumTaskWindows16( HTASK16 hTask
, WNDENUMPROC16 func
,
2208 WND
**list
, **ppWnd
;
2210 /* This function is the same as EnumWindows(), */
2211 /* except for an added check on the window's task. */
2213 if (!(list
= WIN_BuildWinArray( pWndDesktop
, 0, NULL
))) return FALSE
;
2215 /* Now call the callback function for every window */
2217 for (ppWnd
= list
; *ppWnd
; ppWnd
++)
2219 /* Make sure that the window still exists */
2220 if (!IsWindow32((*ppWnd
)->hwndSelf
)) continue;
2221 if (QUEUE_GetQueueTask((*ppWnd
)->hmemTaskQ
) != hTask
) continue;
2222 if (!func( (*ppWnd
)->hwndSelf
, lParam
)) break;
2224 HeapFree( SystemHeap
, 0, list
);
2229 /**********************************************************************
2230 * EnumThreadWindows (USER32.190)
2232 BOOL32 WINAPI
EnumThreadWindows( DWORD id
, WNDENUMPROC32 func
, LPARAM lParam
)
2234 THDB
*tdb
= THREAD_ID_TO_THDB(id
);
2236 return (BOOL16
)EnumTaskWindows16(tdb
->teb
.htask16
, (WNDENUMPROC16
)func
, lParam
);
2240 /**********************************************************************
2241 * WIN_EnumChildWindows
2243 * Helper function for EnumChildWindows().
2245 static BOOL16
WIN_EnumChildWindows( WND
**ppWnd
, WNDENUMPROC16 func
,
2251 for ( ; *ppWnd
; ppWnd
++)
2253 /* Make sure that the window still exists */
2254 if (!IsWindow32((*ppWnd
)->hwndSelf
)) continue;
2255 /* Build children list first */
2256 childList
= WIN_BuildWinArray( *ppWnd
, BWA_SKIPOWNED
, NULL
);
2257 ret
= func( (*ppWnd
)->hwndSelf
, lParam
);
2260 if (ret
) ret
= WIN_EnumChildWindows( childList
, func
, lParam
);
2261 HeapFree( SystemHeap
, 0, childList
);
2263 if (!ret
) return FALSE
;
2269 /**********************************************************************
2270 * EnumChildWindows16 (USER.55)
2272 BOOL16 WINAPI
EnumChildWindows16( HWND16 parent
, WNDENUMPROC16 func
,
2275 WND
**list
, *pParent
;
2277 if (!(pParent
= WIN_FindWndPtr( parent
))) return FALSE
;
2278 if (!(list
= WIN_BuildWinArray( pParent
, BWA_SKIPOWNED
, NULL
))) return FALSE
;
2279 WIN_EnumChildWindows( list
, func
, lParam
);
2280 HeapFree( SystemHeap
, 0, list
);
2285 /**********************************************************************
2286 * EnumChildWindows32 (USER32.178)
2288 BOOL32 WINAPI
EnumChildWindows32( HWND32 parent
, WNDENUMPROC32 func
,
2291 return (BOOL32
)EnumChildWindows16( (HWND16
)parent
, (WNDENUMPROC16
)func
,
2296 /*******************************************************************
2297 * AnyPopup16 (USER.52)
2299 BOOL16 WINAPI
AnyPopup16(void)
2301 return AnyPopup32();
2305 /*******************************************************************
2306 * AnyPopup32 (USER32.4)
2308 BOOL32 WINAPI
AnyPopup32(void)
2311 for (wndPtr
= pWndDesktop
->child
; wndPtr
; wndPtr
= wndPtr
->next
)
2312 if (wndPtr
->owner
&& (wndPtr
->dwStyle
& WS_VISIBLE
)) return TRUE
;
2317 /*******************************************************************
2318 * FlashWindow16 (USER.105)
2320 BOOL16 WINAPI
FlashWindow16( HWND16 hWnd
, BOOL16 bInvert
)
2322 return FlashWindow32( hWnd
, bInvert
);
2326 /*******************************************************************
2327 * FlashWindow32 (USER32.202)
2329 BOOL32 WINAPI
FlashWindow32( HWND32 hWnd
, BOOL32 bInvert
)
2331 WND
*wndPtr
= WIN_FindWndPtr(hWnd
);
2333 TRACE(win
,"%04x\n", hWnd
);
2335 if (!wndPtr
) return FALSE
;
2337 if (wndPtr
->dwStyle
& WS_MINIMIZE
)
2339 if (bInvert
&& !(wndPtr
->flags
& WIN_NCACTIVATED
))
2341 HDC32 hDC
= GetDC32(hWnd
);
2343 if (!SendMessage16( hWnd
, WM_ERASEBKGND
, (WPARAM16
)hDC
, 0 ))
2344 wndPtr
->flags
|= WIN_NEEDS_ERASEBKGND
;
2346 ReleaseDC32( hWnd
, hDC
);
2347 wndPtr
->flags
|= WIN_NCACTIVATED
;
2351 PAINT_RedrawWindow( hWnd
, 0, 0, RDW_INVALIDATE
| RDW_ERASE
|
2352 RDW_UPDATENOW
| RDW_FRAME
, 0 );
2353 wndPtr
->flags
&= ~WIN_NCACTIVATED
;
2360 if (bInvert
) wparam
= !(wndPtr
->flags
& WIN_NCACTIVATED
);
2361 else wparam
= (hWnd
== GetActiveWindow32());
2363 SendMessage16( hWnd
, WM_NCACTIVATE
, wparam
, (LPARAM
)0 );
2369 /*******************************************************************
2370 * SetSysModalWindow16 (USER.188)
2372 HWND16 WINAPI
SetSysModalWindow16( HWND16 hWnd
)
2374 HWND32 hWndOldModal
= hwndSysModal
;
2375 hwndSysModal
= hWnd
;
2376 FIXME(win
, "EMPTY STUB !! SetSysModalWindow(%04x) !\n", hWnd
);
2377 return hWndOldModal
;
2381 /*******************************************************************
2382 * GetSysModalWindow16 (USER.52)
2384 HWND16 WINAPI
GetSysModalWindow16(void)
2386 return hwndSysModal
;
2390 /*******************************************************************
2391 * GetWindowContextHelpId (USER32.303)
2393 DWORD WINAPI
GetWindowContextHelpId( HWND32 hwnd
)
2395 WND
*wnd
= WIN_FindWndPtr( hwnd
);
2397 return wnd
->helpContext
;
2401 /*******************************************************************
2402 * SetWindowContextHelpId (USER32.515)
2404 BOOL32 WINAPI
SetWindowContextHelpId( HWND32 hwnd
, DWORD id
)
2406 WND
*wnd
= WIN_FindWndPtr( hwnd
);
2407 if (!wnd
) return FALSE
;
2408 wnd
->helpContext
= id
;
2413 /*******************************************************************
2416 * recursively find a child that contains spDragInfo->pt point
2417 * and send WM_QUERYDROPOBJECT
2419 BOOL16
DRAG_QueryUpdate( HWND32 hQueryWnd
, SEGPTR spDragInfo
, BOOL32 bNoSend
)
2421 BOOL16 wParam
,bResult
= 0;
2423 LPDRAGINFO ptrDragInfo
= (LPDRAGINFO
) PTR_SEG_TO_LIN(spDragInfo
);
2424 WND
*ptrQueryWnd
= WIN_FindWndPtr(hQueryWnd
),*ptrWnd
;
2427 if( !ptrQueryWnd
|| !ptrDragInfo
) return 0;
2429 CONV_POINT16TO32( &ptrDragInfo
->pt
, &pt
);
2431 GetWindowRect32(hQueryWnd
,&tempRect
);
2433 if( !PtInRect32(&tempRect
,pt
) ||
2434 (ptrQueryWnd
->dwStyle
& WS_DISABLED
) )
2437 if( !(ptrQueryWnd
->dwStyle
& WS_MINIMIZE
) )
2439 tempRect
= ptrQueryWnd
->rectClient
;
2440 if(ptrQueryWnd
->dwStyle
& WS_CHILD
)
2441 MapWindowPoints32( ptrQueryWnd
->parent
->hwndSelf
, 0,
2442 (LPPOINT32
)&tempRect
, 2 );
2444 if (PtInRect32( &tempRect
, pt
))
2448 for (ptrWnd
= ptrQueryWnd
->child
; ptrWnd
;ptrWnd
= ptrWnd
->next
)
2449 if( ptrWnd
->dwStyle
& WS_VISIBLE
)
2451 GetWindowRect32( ptrWnd
->hwndSelf
, &tempRect
);
2452 if (PtInRect32( &tempRect
, pt
)) break;
2457 TRACE(msg
,"hwnd = %04x, %d %d - %d %d\n",
2458 ptrWnd
->hwndSelf
, ptrWnd
->rectWindow
.left
, ptrWnd
->rectWindow
.top
,
2459 ptrWnd
->rectWindow
.right
, ptrWnd
->rectWindow
.bottom
);
2460 if( !(ptrWnd
->dwStyle
& WS_DISABLED
) )
2461 bResult
= DRAG_QueryUpdate(ptrWnd
->hwndSelf
, spDragInfo
, bNoSend
);
2464 if(bResult
) return bResult
;
2470 ScreenToClient16(hQueryWnd
,&ptrDragInfo
->pt
);
2472 ptrDragInfo
->hScope
= hQueryWnd
;
2474 bResult
= ( bNoSend
)
2475 ? ptrQueryWnd
->dwExStyle
& WS_EX_ACCEPTFILES
2476 : SendMessage16( hQueryWnd
,WM_QUERYDROPOBJECT
,
2477 (WPARAM16
)wParam
,(LPARAM
) spDragInfo
);
2479 CONV_POINT32TO16( &pt
, &ptrDragInfo
->pt
);
2485 /*******************************************************************
2486 * DragDetect (USER.465)
2488 BOOL16 WINAPI
DragDetect16( HWND16 hWnd
, POINT16 pt
)
2491 CONV_POINT16TO32( &pt
, &pt32
);
2492 return DragDetect32( hWnd
, pt32
);
2495 /*******************************************************************
2496 * DragDetect32 (USER32.151)
2498 BOOL32 WINAPI
DragDetect32( HWND32 hWnd
, POINT32 pt
)
2503 rect
.left
= pt
.x
- wDragWidth
;
2504 rect
.right
= pt
.x
+ wDragWidth
;
2506 rect
.top
= pt
.y
- wDragHeight
;
2507 rect
.bottom
= pt
.y
+ wDragHeight
;
2513 while(PeekMessage16(&msg
,0 ,WM_MOUSEFIRST
,WM_MOUSELAST
,PM_REMOVE
))
2515 if( msg
.message
== WM_LBUTTONUP
)
2520 if( msg
.message
== WM_MOUSEMOVE
)
2522 if( !PtInRect16( &rect
, MAKEPOINT16(msg
.lParam
) ) )
2534 /******************************************************************************
2535 * DragObject16 (USER.464)
2537 DWORD WINAPI
DragObject16( HWND16 hwndScope
, HWND16 hWnd
, UINT16 wObj
,
2538 HANDLE16 hOfStruct
, WORD szList
, HCURSOR16 hCursor
)
2541 LPDRAGINFO lpDragInfo
;
2543 HCURSOR16 hDragCursor
=0, hOldCursor
=0, hBummer
=0;
2544 HGLOBAL16 hDragInfo
= GlobalAlloc16( GMEM_SHARE
| GMEM_ZEROINIT
, 2*sizeof(DRAGINFO
));
2545 WND
*wndPtr
= WIN_FindWndPtr(hWnd
);
2546 HCURSOR16 hCurrentCursor
= 0;
2547 HWND16 hCurrentWnd
= 0;
2549 lpDragInfo
= (LPDRAGINFO
) GlobalLock16(hDragInfo
);
2550 spDragInfo
= (SEGPTR
) WIN16_GlobalLock16(hDragInfo
);
2552 if( !lpDragInfo
|| !spDragInfo
) return 0L;
2554 hBummer
= LoadCursor16(0, IDC_BUMMER16
);
2556 if( !hBummer
|| !wndPtr
)
2558 GlobalFree16(hDragInfo
);
2564 if( !(hDragCursor
= CURSORICON_IconToCursor(hCursor
, FALSE
)) )
2566 GlobalFree16(hDragInfo
);
2570 if( hDragCursor
== hCursor
) hDragCursor
= 0;
2571 else hCursor
= hDragCursor
;
2573 hOldCursor
= SetCursor32(hDragCursor
);
2576 lpDragInfo
->hWnd
= hWnd
;
2577 lpDragInfo
->hScope
= 0;
2578 lpDragInfo
->wFlags
= wObj
;
2579 lpDragInfo
->hList
= szList
; /* near pointer! */
2580 lpDragInfo
->hOfStruct
= hOfStruct
;
2584 ShowCursor32( TRUE
);
2588 do{ WaitMessage(); }
2589 while( !PeekMessage16(&msg
,0,WM_MOUSEFIRST
,WM_MOUSELAST
,PM_REMOVE
) );
2591 *(lpDragInfo
+1) = *lpDragInfo
;
2593 lpDragInfo
->pt
= msg
.pt
;
2595 /* update DRAGINFO struct */
2596 TRACE(msg
,"lpDI->hScope = %04x\n",lpDragInfo
->hScope
);
2598 if( DRAG_QueryUpdate(hwndScope
, spDragInfo
, FALSE
) > 0 )
2599 hCurrentCursor
= hCursor
;
2602 hCurrentCursor
= hBummer
;
2603 lpDragInfo
->hScope
= 0;
2605 if( hCurrentCursor
)
2606 SetCursor32(hCurrentCursor
);
2608 /* send WM_DRAGLOOP */
2609 SendMessage16( hWnd
, WM_DRAGLOOP
, (WPARAM16
)(hCurrentCursor
!= hBummer
),
2610 (LPARAM
) spDragInfo
);
2611 /* send WM_DRAGSELECT or WM_DRAGMOVE */
2612 if( hCurrentWnd
!= lpDragInfo
->hScope
)
2615 SendMessage16( hCurrentWnd
, WM_DRAGSELECT
, 0,
2616 (LPARAM
)MAKELONG(LOWORD(spDragInfo
)+sizeof(DRAGINFO
),
2617 HIWORD(spDragInfo
)) );
2618 hCurrentWnd
= lpDragInfo
->hScope
;
2620 SendMessage16( hCurrentWnd
, WM_DRAGSELECT
, 1, (LPARAM
)spDragInfo
);
2624 SendMessage16( hCurrentWnd
, WM_DRAGMOVE
, 0, (LPARAM
)spDragInfo
);
2626 } while( msg
.message
!= WM_LBUTTONUP
&& msg
.message
!= WM_NCLBUTTONUP
);
2629 ShowCursor32( FALSE
);
2633 SetCursor32( hOldCursor
);
2634 if (hDragCursor
) DestroyCursor32( hDragCursor
);
2637 if( hCurrentCursor
!= hBummer
)
2638 msg
.lParam
= SendMessage16( lpDragInfo
->hScope
, WM_DROPOBJECT
,
2639 (WPARAM16
)hWnd
, (LPARAM
)spDragInfo
);
2642 GlobalFree16(hDragInfo
);
2644 return (DWORD
)(msg
.lParam
);