2 * Window related functions
4 * Copyright 1993, 1994 Alexandre Julliard
17 #include "sysmetrics.h"
18 #include "cursoricon.h"
23 #include "nonclient.h"
27 #include "shm_main_blk.h"
29 #include "clipboard.h"
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 );
153 /***********************************************************************
156 * Return the X window associated to a window.
158 Window
WIN_GetXWindow( HWND32 hwnd
)
160 WND
*wndPtr
= WIN_FindWndPtr( hwnd
);
161 while (wndPtr
&& !wndPtr
->window
) wndPtr
= wndPtr
->parent
;
162 return wndPtr
? wndPtr
->window
: 0;
166 /***********************************************************************
169 * Remove a window from the siblings linked list.
171 BOOL32
WIN_UnlinkWindow( HWND32 hwnd
)
173 WND
*wndPtr
, **ppWnd
;
175 if (!(wndPtr
= WIN_FindWndPtr( hwnd
)) || !wndPtr
->parent
) return FALSE
;
176 ppWnd
= &wndPtr
->parent
->child
;
177 while (*ppWnd
!= wndPtr
) ppWnd
= &(*ppWnd
)->next
;
178 *ppWnd
= wndPtr
->next
;
183 /***********************************************************************
186 * Insert a window into the siblings linked list.
187 * The window is inserted after the specified window, which can also
188 * be specified as HWND_TOP or HWND_BOTTOM.
190 BOOL32
WIN_LinkWindow( HWND32 hwnd
, HWND32 hwndInsertAfter
)
192 WND
*wndPtr
, **ppWnd
;
194 if (!(wndPtr
= WIN_FindWndPtr( hwnd
)) || !wndPtr
->parent
) return FALSE
;
196 if ((hwndInsertAfter
== HWND_TOP
) || (hwndInsertAfter
== HWND_BOTTOM
))
198 ppWnd
= &wndPtr
->parent
->child
; /* Point to first sibling hwnd */
199 if (hwndInsertAfter
== HWND_BOTTOM
) /* Find last sibling hwnd */
200 while (*ppWnd
) ppWnd
= &(*ppWnd
)->next
;
202 else /* Normal case */
204 WND
* afterPtr
= WIN_FindWndPtr( hwndInsertAfter
);
205 if (!afterPtr
) return FALSE
;
206 ppWnd
= &afterPtr
->next
;
208 wndPtr
->next
= *ppWnd
;
214 /***********************************************************************
215 * WIN_FindWinToRepaint
217 * Find a window that needs repaint.
219 HWND32
WIN_FindWinToRepaint( HWND32 hwnd
, HQUEUE16 hQueue
)
222 WND
*pWnd
= pWndDesktop
;
224 /* Note: the desktop window never gets WM_PAINT messages
225 * The real reason why is because Windows DesktopWndProc
226 * does ValidateRgn inside WM_ERASEBKGND handler.
229 pWnd
= hwnd
? WIN_FindWndPtr( hwnd
) : pWndDesktop
->child
;
231 for ( ; pWnd
; pWnd
= pWnd
->next
)
233 if (!(pWnd
->dwStyle
& WS_VISIBLE
))
235 TRACE(win
, "skipping window %04x\n",
239 if ((pWnd
->hmemTaskQ
== hQueue
) &&
240 (pWnd
->hrgnUpdate
|| (pWnd
->flags
& WIN_INTERNAL_PAINT
))) break;
243 if ((hwndRet
= WIN_FindWinToRepaint( pWnd
->child
->hwndSelf
, hQueue
)) )
249 hwndRet
= pWnd
->hwndSelf
;
251 /* look among siblings if we got a transparent window */
252 while (pWnd
&& ((pWnd
->dwExStyle
& WS_EX_TRANSPARENT
) ||
253 !(pWnd
->hrgnUpdate
|| (pWnd
->flags
& WIN_INTERNAL_PAINT
))))
257 if (pWnd
) hwndRet
= pWnd
->hwndSelf
;
258 TRACE(win
,"found %04x\n",hwndRet
);
263 /***********************************************************************
266 * Destroy storage associated to a window. "Internals" p.358
268 static WND
* WIN_DestroyWindow( WND
* wndPtr
)
270 HWND32 hwnd
= wndPtr
->hwndSelf
;
273 TRACE(win
, "%04x\n", wndPtr
->hwndSelf
);
277 DDE_DestroyWindow(wndPtr
->hwndSelf
);
278 #endif /* CONFIG_IPC */
280 /* free child windows */
282 while ((pWnd
= wndPtr
->child
))
283 wndPtr
->child
= WIN_DestroyWindow( pWnd
);
285 SendMessage32A( wndPtr
->hwndSelf
, WM_NCDESTROY
, 0, 0);
287 /* FIXME: do we need to fake QS_MOUSEMOVE wakebit? */
289 WINPOS_CheckInternalPos( hwnd
);
290 if( hwnd
== GetCapture32()) ReleaseCapture();
292 /* free resources associated with the window */
294 TIMER_RemoveWindowTimers( wndPtr
->hwndSelf
);
295 PROPERTY_RemoveWindowProps( wndPtr
);
297 wndPtr
->dwMagic
= 0; /* Mark it as invalid */
299 if ((wndPtr
->hrgnUpdate
) || (wndPtr
->flags
& WIN_INTERNAL_PAINT
))
301 if (wndPtr
->hrgnUpdate
> 1) DeleteObject32( wndPtr
->hrgnUpdate
);
302 QUEUE_DecPaintCount( wndPtr
->hmemTaskQ
);
305 /* toss stale messages from the queue */
307 if( wndPtr
->hmemTaskQ
)
310 BOOL32 bPostQuit
= FALSE
;
311 WPARAM32 wQuitParam
= 0;
312 MESSAGEQUEUE
* msgQ
= (MESSAGEQUEUE
*) GlobalLock16(wndPtr
->hmemTaskQ
);
314 while( (pos
= QUEUE_FindMsg(msgQ
, hwnd
, 0, 0)) != -1 )
316 if( msgQ
->messages
[pos
].msg
.message
== WM_QUIT
)
319 wQuitParam
= msgQ
->messages
[pos
].msg
.wParam
;
321 QUEUE_RemoveMsg(msgQ
, pos
);
323 /* repost WM_QUIT to make sure this app exits its message loop */
324 if( bPostQuit
) PostQuitMessage32(wQuitParam
);
325 wndPtr
->hmemTaskQ
= 0;
328 if (!(wndPtr
->dwStyle
& WS_CHILD
))
329 if (wndPtr
->wIDmenu
) DestroyMenu32( (HMENU32
)wndPtr
->wIDmenu
);
330 if (wndPtr
->hSysMenu
) DestroyMenu32( wndPtr
->hSysMenu
);
331 if (wndPtr
->window
) EVENT_DestroyWindow( wndPtr
);
332 DCE_FreeWindowDCE( wndPtr
); /* Always do this to catch orphaned DCs */
333 WINPROC_FreeProc( wndPtr
->winproc
, WIN_PROC_WINDOW
);
334 wndPtr
->hwndSelf
= 0;
335 wndPtr
->class->cWindows
--;
336 wndPtr
->class = NULL
;
339 USER_HEAP_FREE( hwnd
);
343 /***********************************************************************
344 * WIN_ResetQueueWindows
346 * Reset the queue of all the children of a given window.
347 * Return TRUE if something was done.
349 BOOL32
WIN_ResetQueueWindows( WND
* wnd
, HQUEUE16 hQueue
, HQUEUE16 hNew
)
353 if (hNew
) /* Set a new queue */
355 for (wnd
= wnd
->child
; (wnd
); wnd
= wnd
->next
)
357 if (wnd
->hmemTaskQ
== hQueue
)
359 wnd
->hmemTaskQ
= hNew
;
363 ret
|= WIN_ResetQueueWindows( wnd
->child
, hQueue
, hNew
);
366 else /* Queue is being destroyed */
370 WND
*tmp
= wnd
->child
;
374 if (tmp
->hmemTaskQ
== hQueue
)
376 DestroyWindow32( tmp
->hwndSelf
);
380 if (tmp
->child
&& WIN_ResetQueueWindows(tmp
->child
,hQueue
,0))
391 /***********************************************************************
392 * WIN_CreateDesktopWindow
394 * Create the desktop window.
396 BOOL32
WIN_CreateDesktopWindow(void)
401 TRACE(win
,"Creating desktop window\n");
403 if (!ICONTITLE_Init() ||
404 !WINPOS_CreateInternalPosAtom() ||
405 !(class = CLASS_FindClassByAtom( DESKTOP_CLASS_ATOM
, 0 )))
408 hwndDesktop
= USER_HEAP_ALLOC( sizeof(WND
)+class->cbWndExtra
);
409 if (!hwndDesktop
) return FALSE
;
410 pWndDesktop
= (WND
*) USER_HEAP_LIN_ADDR( hwndDesktop
);
412 pWndDesktop
->next
= NULL
;
413 pWndDesktop
->child
= NULL
;
414 pWndDesktop
->parent
= NULL
;
415 pWndDesktop
->owner
= NULL
;
416 pWndDesktop
->class = class;
417 pWndDesktop
->dwMagic
= WND_MAGIC
;
418 pWndDesktop
->hwndSelf
= hwndDesktop
;
419 pWndDesktop
->hInstance
= 0;
420 pWndDesktop
->rectWindow
.left
= 0;
421 pWndDesktop
->rectWindow
.top
= 0;
422 pWndDesktop
->rectWindow
.right
= SYSMETRICS_CXSCREEN
;
423 pWndDesktop
->rectWindow
.bottom
= SYSMETRICS_CYSCREEN
;
424 pWndDesktop
->rectClient
= pWndDesktop
->rectWindow
;
425 pWndDesktop
->text
= NULL
;
426 pWndDesktop
->hmemTaskQ
= 0; /* Desktop does not belong to a task */
427 pWndDesktop
->hrgnUpdate
= 0;
428 pWndDesktop
->hwndLastActive
= hwndDesktop
;
429 pWndDesktop
->dwStyle
= WS_VISIBLE
| WS_CLIPCHILDREN
|
431 pWndDesktop
->dwExStyle
= 0;
432 pWndDesktop
->dce
= NULL
;
433 pWndDesktop
->pVScroll
= NULL
;
434 pWndDesktop
->pHScroll
= NULL
;
435 pWndDesktop
->pProp
= NULL
;
436 pWndDesktop
->wIDmenu
= 0;
437 pWndDesktop
->helpContext
= 0;
438 pWndDesktop
->flags
= 0;
439 pWndDesktop
->window
= rootWindow
;
440 pWndDesktop
->hSysMenu
= 0;
441 pWndDesktop
->userdata
= 0;
443 pWndDesktop
->winproc
= (WNDPROC16
)class->winproc
;
445 EVENT_RegisterWindow( pWndDesktop
);
446 SendMessage32A( hwndDesktop
, WM_NCCREATE
, 0, 0 );
447 pWndDesktop
->flags
|= WIN_NEEDS_ERASEBKGND
;
452 /***********************************************************************
455 * Implementation of CreateWindowEx().
457 static HWND32
WIN_CreateWindowEx( CREATESTRUCT32A
*cs
, ATOM classAtom
,
458 BOOL32 win32
, BOOL32 unicode
)
462 HWND16 hwnd
, hwndLinkAfter
;
463 POINT32 maxSize
, maxPos
, minTrack
, maxTrack
;
464 LRESULT (CALLBACK
*localSend32
)(HWND32
, UINT32
, WPARAM32
, LPARAM
);
466 TRACE(win
, "%s %s %08lx %08lx %d,%d %dx%d %04x %04x %08x %p\n",
467 unicode
? debugres_w((LPWSTR
)cs
->lpszName
) : debugres_a(cs
->lpszName
),
468 unicode
? debugres_w((LPWSTR
)cs
->lpszClass
) : debugres_a(cs
->lpszClass
),
469 cs
->dwExStyle
, cs
->style
, cs
->x
, cs
->y
, cs
->cx
, cs
->cy
,
470 cs
->hwndParent
, cs
->hMenu
, cs
->hInstance
, cs
->lpCreateParams
);
472 /* Find the parent window */
476 /* Make sure parent is valid */
477 if (!IsWindow32( cs
->hwndParent
))
479 WARN( win
, "Bad parent %04x\n", cs
->hwndParent
);
482 } else if ((cs
->style
& WS_CHILD
) && !(cs
->style
& WS_POPUP
)) {
483 WARN( win
, "No parent for child window\n" );
484 return 0; /* WS_CHILD needs a parent, but WS_POPUP doesn't */
487 /* Find the window class */
488 if (!(classPtr
= CLASS_FindClassByAtom( classAtom
, win32
?cs
->hInstance
:GetExePtr(cs
->hInstance
) )))
491 GlobalGetAtomName32A( classAtom
, buffer
, sizeof(buffer
) );
492 WARN( win
, "Bad class '%s'\n", buffer
);
496 /* Fix the coordinates */
498 if (cs
->x
== CW_USEDEFAULT32
)
500 PDB32
*pdb
= PROCESS_Current();
501 if ( !(cs
->style
& (WS_CHILD
| WS_POPUP
))
502 && (pdb
->env_db
->startup_info
->dwFlags
& STARTF_USEPOSITION
) )
504 cs
->x
= pdb
->env_db
->startup_info
->dwX
;
505 cs
->y
= pdb
->env_db
->startup_info
->dwY
;
513 if (cs
->cx
== CW_USEDEFAULT32
)
515 PDB32
*pdb
= PROCESS_Current();
516 if ( !(cs
->style
& (WS_CHILD
| WS_POPUP
))
517 && (pdb
->env_db
->startup_info
->dwFlags
& STARTF_USESIZE
) )
519 cs
->cx
= pdb
->env_db
->startup_info
->dwXSize
;
520 cs
->cy
= pdb
->env_db
->startup_info
->dwYSize
;
524 cs
->cx
= 600; /* FIXME */
529 /* Create the window structure */
531 if (!(hwnd
= USER_HEAP_ALLOC( sizeof(*wndPtr
) + classPtr
->cbWndExtra
532 - sizeof(wndPtr
->wExtra
) )))
534 TRACE(win
, "out of memory\n" );
538 /* Fill the window structure */
540 wndPtr
= (WND
*) USER_HEAP_LIN_ADDR( hwnd
);
542 wndPtr
->child
= NULL
;
544 if ((cs
->style
& WS_CHILD
) && cs
->hwndParent
)
546 wndPtr
->parent
= WIN_FindWndPtr( cs
->hwndParent
);
547 wndPtr
->owner
= NULL
;
551 wndPtr
->parent
= pWndDesktop
;
552 if (!cs
->hwndParent
|| (cs
->hwndParent
== pWndDesktop
->hwndSelf
))
553 wndPtr
->owner
= NULL
;
555 wndPtr
->owner
= WIN_GetTopParentPtr(WIN_FindWndPtr(cs
->hwndParent
));
559 wndPtr
->class = classPtr
;
560 wndPtr
->winproc
= classPtr
->winproc
;
561 wndPtr
->dwMagic
= WND_MAGIC
;
562 wndPtr
->hwndSelf
= hwnd
;
563 wndPtr
->hInstance
= cs
->hInstance
;
565 wndPtr
->hmemTaskQ
= GetTaskQueue(0);
566 wndPtr
->hrgnUpdate
= 0;
567 wndPtr
->hwndLastActive
= hwnd
;
568 wndPtr
->dwStyle
= cs
->style
& ~WS_VISIBLE
;
569 wndPtr
->dwExStyle
= cs
->dwExStyle
;
571 wndPtr
->helpContext
= 0;
572 wndPtr
->flags
= win32
? WIN_ISWIN32
: 0;
573 wndPtr
->pVScroll
= NULL
;
574 wndPtr
->pHScroll
= NULL
;
575 wndPtr
->pProp
= NULL
;
576 wndPtr
->userdata
= 0;
577 wndPtr
->hSysMenu
= (wndPtr
->dwStyle
& WS_SYSMENU
)
578 ? MENU_GetSysMenu( hwnd
, 0 ) : 0;
580 if (classPtr
->cbWndExtra
) memset( wndPtr
->wExtra
, 0, classPtr
->cbWndExtra
);
582 /* Call the WH_CBT hook */
584 hwndLinkAfter
= (cs
->style
& WS_CHILD
) ? HWND_BOTTOM
: HWND_TOP
;
586 if (HOOK_IsHooked( WH_CBT
))
588 CBT_CREATEWND32A cbtc
;
592 cbtc
.hwndInsertAfter
= hwndLinkAfter
;
593 ret
= unicode
? HOOK_CallHooks32W(WH_CBT
, HCBT_CREATEWND
, hwnd
, (LPARAM
)&cbtc
)
594 : HOOK_CallHooks32A(WH_CBT
, HCBT_CREATEWND
, hwnd
, (LPARAM
)&cbtc
);
597 TRACE(win
, "CBT-hook returned 0\n");
598 USER_HEAP_FREE( hwnd
);
603 /* Increment class window counter */
605 classPtr
->cWindows
++;
607 /* Correct the window style */
609 if (!(cs
->style
& (WS_POPUP
| WS_CHILD
))) /* Overlapped window */
611 wndPtr
->dwStyle
|= WS_CAPTION
| WS_CLIPSIBLINGS
;
612 wndPtr
->flags
|= WIN_NEED_SIZE
;
614 if (cs
->dwExStyle
& WS_EX_DLGMODALFRAME
) wndPtr
->dwStyle
&= ~WS_THICKFRAME
;
616 /* Get class or window DC if needed */
618 if (classPtr
->style
& CS_OWNDC
) wndPtr
->dce
= DCE_AllocDCE(hwnd
,DCE_WINDOW_DC
);
619 else if (classPtr
->style
& CS_CLASSDC
) wndPtr
->dce
= classPtr
->dce
;
620 else wndPtr
->dce
= NULL
;
622 /* Send the WM_GETMINMAXINFO message and fix the size if needed */
624 if ((cs
->style
& WS_THICKFRAME
) || !(cs
->style
& (WS_POPUP
| WS_CHILD
)))
626 WINPOS_GetMinMaxInfo( wndPtr
, &maxSize
, &maxPos
, &minTrack
, &maxTrack
);
627 if (maxSize
.x
< cs
->cx
) cs
->cx
= maxSize
.x
;
628 if (maxSize
.y
< cs
->cy
) cs
->cy
= maxSize
.y
;
629 if (cs
->cx
< minTrack
.x
) cs
->cx
= minTrack
.x
;
630 if (cs
->cy
< minTrack
.y
) cs
->cy
= minTrack
.y
;
633 if(cs
->style
& WS_CHILD
)
635 if(cs
->cx
< 0) cs
->cx
= 0;
636 if(cs
->cy
< 0) cs
->cy
= 0;
640 if (cs
->cx
<= 0) cs
->cx
= 1;
641 if (cs
->cy
<= 0) cs
->cy
= 1;
644 wndPtr
->rectWindow
.left
= cs
->x
;
645 wndPtr
->rectWindow
.top
= cs
->y
;
646 wndPtr
->rectWindow
.right
= cs
->x
+ cs
->cx
;
647 wndPtr
->rectWindow
.bottom
= cs
->y
+ cs
->cy
;
648 wndPtr
->rectClient
= wndPtr
->rectWindow
;
650 /* Create the X window (only for top-level windows, and then only */
651 /* when there's no desktop window) */
653 if (!(cs
->style
& WS_CHILD
) && (rootWindow
== DefaultRootWindow(display
)))
655 XSetWindowAttributes win_attr
;
657 if (Options
.managed
&& ((cs
->style
& (WS_DLGFRAME
| WS_THICKFRAME
)) ||
658 (cs
->dwExStyle
& WS_EX_DLGMODALFRAME
)))
660 win_attr
.event_mask
= ExposureMask
| KeyPressMask
|
661 KeyReleaseMask
| PointerMotionMask
|
662 ButtonPressMask
| ButtonReleaseMask
|
663 FocusChangeMask
| StructureNotifyMask
;
664 win_attr
.override_redirect
= FALSE
;
665 wndPtr
->flags
|= WIN_MANAGED
;
669 win_attr
.event_mask
= ExposureMask
| KeyPressMask
|
670 KeyReleaseMask
| PointerMotionMask
|
671 ButtonPressMask
| ButtonReleaseMask
|
673 win_attr
.override_redirect
= TRUE
;
675 win_attr
.colormap
= COLOR_GetColormap();
676 win_attr
.backing_store
= Options
.backingstore
? WhenMapped
: NotUseful
;
677 win_attr
.save_under
= ((classPtr
->style
& CS_SAVEBITS
) != 0);
678 win_attr
.cursor
= CURSORICON_XCursor
;
679 wndPtr
->window
= TSXCreateWindow( display
, rootWindow
, cs
->x
, cs
->y
,
680 cs
->cx
, cs
->cy
, 0, CopyFromParent
,
681 InputOutput
, CopyFromParent
,
682 CWEventMask
| CWOverrideRedirect
|
683 CWColormap
| CWCursor
| CWSaveUnder
|
684 CWBackingStore
, &win_attr
);
686 if ((wndPtr
->flags
& WIN_MANAGED
) &&
687 (cs
->dwExStyle
& WS_EX_DLGMODALFRAME
))
689 XSizeHints
* size_hints
= TSXAllocSizeHints();
693 size_hints
->min_width
= size_hints
->max_width
= cs
->cx
;
694 size_hints
->min_height
= size_hints
->max_height
= cs
->cy
;
695 size_hints
->flags
= (PSize
| PMinSize
| PMaxSize
);
696 TSXSetWMSizeHints( display
, wndPtr
->window
, size_hints
,
697 XA_WM_NORMAL_HINTS
);
702 if (cs
->hwndParent
) /* Get window owner */
704 Window win
= WIN_GetXWindow( cs
->hwndParent
);
705 if (win
) TSXSetTransientForHint( display
, wndPtr
->window
, win
);
707 EVENT_RegisterWindow( wndPtr
);
710 /* Set the window menu */
712 if ((wndPtr
->dwStyle
& (WS_CAPTION
| WS_CHILD
)) == WS_CAPTION
)
714 if (cs
->hMenu
) SetMenu32(hwnd
, cs
->hMenu
);
717 #if 0 /* FIXME: should check if classPtr->menuNameW can be used as is */
718 if (classPtr
->menuNameA
)
719 cs
->hMenu
= HIWORD(classPtr
->menuNameA
) ?
720 LoadMenu(cs
->hInstance
,SEGPTR_GET(classPtr
->menuNameA
)):
721 LoadMenu(cs
->hInstance
,(SEGPTR
)classPtr
->menuNameA
);
723 SEGPTR menuName
= (SEGPTR
)GetClassLong16( hwnd
, GCL_MENUNAME
);
726 /* hInstance is still 16-bit in 980215 winelib */
727 if (HIWORD(cs
->hInstance
) || __winelib
)
728 cs
->hMenu
= LoadMenu32A(cs
->hInstance
,PTR_SEG_TO_LIN(menuName
));
730 /* doesn't work for winelib, since resources are unicode */
731 cs
->hMenu
= LoadMenu16(cs
->hInstance
,menuName
);
733 if (cs
->hMenu
) SetMenu32( hwnd
, cs
->hMenu
);
738 else wndPtr
->wIDmenu
= (UINT32
)cs
->hMenu
;
740 /* Send the WM_CREATE message
741 * Perhaps we shouldn't allow width/height changes as well.
742 * See p327 in "Internals".
745 maxPos
.x
= wndPtr
->rectWindow
.left
; maxPos
.y
= wndPtr
->rectWindow
.top
;
747 localSend32
= unicode
? SendMessage32W
: SendMessage32A
;
748 if( (*localSend32
)( hwnd
, WM_NCCREATE
, 0, (LPARAM
)cs
) )
750 /* Insert the window in the linked list */
752 WIN_LinkWindow( hwnd
, hwndLinkAfter
);
754 WINPOS_SendNCCalcSize( hwnd
, FALSE
, &wndPtr
->rectWindow
,
755 NULL
, NULL
, 0, &wndPtr
->rectClient
);
756 OffsetRect32(&wndPtr
->rectWindow
, maxPos
.x
- wndPtr
->rectWindow
.left
,
757 maxPos
.y
- wndPtr
->rectWindow
.top
);
758 if( ((*localSend32
)( hwnd
, WM_CREATE
, 0, (LPARAM
)cs
)) != -1 )
760 /* Send the size messages */
762 if (!(wndPtr
->flags
& WIN_NEED_SIZE
))
765 if (((wndPtr
->rectClient
.right
-wndPtr
->rectClient
.left
) <0)
766 ||((wndPtr
->rectClient
.bottom
-wndPtr
->rectClient
.top
)<0))
767 WARN(win
,"sending bogus WM_SIZE message 0x%08lx\n",
768 MAKELONG(wndPtr
->rectClient
.right
-wndPtr
->rectClient
.left
,
769 wndPtr
->rectClient
.bottom
-wndPtr
->rectClient
.top
));
770 SendMessage32A( hwnd
, WM_SIZE
, SIZE_RESTORED
,
771 MAKELONG(wndPtr
->rectClient
.right
-wndPtr
->rectClient
.left
,
772 wndPtr
->rectClient
.bottom
-wndPtr
->rectClient
.top
));
773 SendMessage32A( hwnd
, WM_MOVE
, 0,
774 MAKELONG( wndPtr
->rectClient
.left
,
775 wndPtr
->rectClient
.top
) );
778 /* Show the window, maximizing or minimizing if needed */
780 if (wndPtr
->dwStyle
& (WS_MINIMIZE
| WS_MAXIMIZE
))
783 UINT16 swFlag
= (wndPtr
->dwStyle
& WS_MINIMIZE
) ? SW_MINIMIZE
: SW_MAXIMIZE
;
784 wndPtr
->dwStyle
&= ~(WS_MAXIMIZE
| WS_MINIMIZE
);
785 WINPOS_MinMaximize( wndPtr
, swFlag
, &newPos
);
786 swFlag
= ((wndPtr
->dwStyle
& WS_CHILD
) || GetActiveWindow32()) ? SWP_NOACTIVATE
: 0;
787 SetWindowPos32( hwnd
, 0, newPos
.left
, newPos
.top
,
788 newPos
.right
, newPos
.bottom
, SWP_FRAMECHANGED
| swFlag
);
791 if( wndPtr
->dwStyle
& WS_CHILD
&& !(wndPtr
->dwExStyle
& WS_EX_NOPARENTNOTIFY
) )
793 /* Notify the parent window only */
795 SendMessage32A( wndPtr
->parent
->hwndSelf
, WM_PARENTNOTIFY
,
796 MAKEWPARAM(WM_CREATE
, wndPtr
->wIDmenu
), (LPARAM
)hwnd
);
797 if( !IsWindow32(hwnd
) ) return 0;
800 if (cs
->style
& WS_VISIBLE
) ShowWindow32( hwnd
, SW_SHOW
);
802 /* Call WH_SHELL hook */
804 if (!(wndPtr
->dwStyle
& WS_CHILD
) && !wndPtr
->owner
)
805 HOOK_CallHooks16( WH_SHELL
, HSHELL_WINDOWCREATED
, hwnd
, 0 );
807 TRACE(win
, "created window %04x\n", hwnd
);
810 WIN_UnlinkWindow( hwnd
);
813 /* Abort window creation */
815 WARN(win
, "aborted by WM_xxCREATE!\n");
816 WIN_DestroyWindow( wndPtr
);
821 /***********************************************************************
822 * CreateWindow16 (USER.41)
824 HWND16 WINAPI
CreateWindow16( LPCSTR className
, LPCSTR windowName
,
825 DWORD style
, INT16 x
, INT16 y
, INT16 width
,
826 INT16 height
, HWND16 parent
, HMENU16 menu
,
827 HINSTANCE16 instance
, LPVOID data
)
829 return CreateWindowEx16( 0, className
, windowName
, style
,
830 x
, y
, width
, height
, parent
, menu
, instance
, data
);
834 /***********************************************************************
835 * CreateWindowEx16 (USER.452)
837 HWND16 WINAPI
CreateWindowEx16( DWORD exStyle
, LPCSTR className
,
838 LPCSTR windowName
, DWORD style
, INT16 x
,
839 INT16 y
, INT16 width
, INT16 height
,
840 HWND16 parent
, HMENU16 menu
,
841 HINSTANCE16 instance
, LPVOID data
)
846 /* Find the class atom */
848 if (!(classAtom
= GlobalFindAtom32A( className
)))
850 fprintf( stderr
, "CreateWindowEx16: bad class name " );
851 if (!HIWORD(className
)) fprintf( stderr
, "%04x\n", LOWORD(className
) );
852 else fprintf( stderr
, "'%s'\n", className
);
856 /* Fix the coordinates */
858 cs
.x
= (x
== CW_USEDEFAULT16
) ? CW_USEDEFAULT32
: (INT32
)x
;
859 cs
.y
= (y
== CW_USEDEFAULT16
) ? CW_USEDEFAULT32
: (INT32
)y
;
860 cs
.cx
= (width
== CW_USEDEFAULT16
) ? CW_USEDEFAULT32
: (INT32
)width
;
861 cs
.cy
= (height
== CW_USEDEFAULT16
) ? CW_USEDEFAULT32
: (INT32
)height
;
863 /* Create the window */
865 cs
.lpCreateParams
= data
;
866 cs
.hInstance
= (HINSTANCE32
)instance
;
867 cs
.hMenu
= (HMENU32
)menu
;
868 cs
.hwndParent
= (HWND32
)parent
;
870 cs
.lpszName
= windowName
;
871 cs
.lpszClass
= className
;
872 cs
.dwExStyle
= exStyle
;
873 return WIN_CreateWindowEx( &cs
, classAtom
, FALSE
, FALSE
);
877 /***********************************************************************
878 * CreateWindowEx32A (USER32.83)
880 HWND32 WINAPI
CreateWindowEx32A( DWORD exStyle
, LPCSTR className
,
881 LPCSTR windowName
, DWORD style
, INT32 x
,
882 INT32 y
, INT32 width
, INT32 height
,
883 HWND32 parent
, HMENU32 menu
,
884 HINSTANCE32 instance
, LPVOID data
)
889 if(exStyle
& WS_EX_MDICHILD
)
890 return MDI_CreateMDIWindow32A(className
, windowName
, style
, x
, y
, width
, height
, parent
, instance
, data
);
891 /* Find the class atom */
893 if (!(classAtom
= GlobalFindAtom32A( className
)))
895 fprintf( stderr
, "CreateWindowEx32A: bad class name " );
896 if (!HIWORD(className
)) fprintf( stderr
, "%04x\n", LOWORD(className
) );
897 else fprintf( stderr
, "'%s'\n", className
);
901 /* Create the window */
903 cs
.lpCreateParams
= data
;
904 cs
.hInstance
= instance
;
906 cs
.hwndParent
= parent
;
912 cs
.lpszName
= windowName
;
913 cs
.lpszClass
= className
;
914 cs
.dwExStyle
= exStyle
;
915 return WIN_CreateWindowEx( &cs
, classAtom
, TRUE
, FALSE
);
919 /***********************************************************************
920 * CreateWindowEx32W (USER32.84)
922 HWND32 WINAPI
CreateWindowEx32W( DWORD exStyle
, LPCWSTR className
,
923 LPCWSTR windowName
, DWORD style
, INT32 x
,
924 INT32 y
, INT32 width
, INT32 height
,
925 HWND32 parent
, HMENU32 menu
,
926 HINSTANCE32 instance
, LPVOID data
)
931 if(exStyle
& WS_EX_MDICHILD
)
932 return MDI_CreateMDIWindow32W(className
, windowName
, style
, x
, y
, width
, height
, parent
, instance
, data
);
934 /* Find the class atom */
936 if (!(classAtom
= GlobalFindAtom32W( className
)))
938 if (HIWORD(className
))
940 LPSTR cn
= HEAP_strdupWtoA( GetProcessHeap(), 0, className
);
941 WARN( win
, "Bad class name '%s'\n",cn
);
942 HeapFree( GetProcessHeap(), 0, cn
);
945 WARN( win
, "Bad class name %p\n", className
);
949 /* Create the window */
951 cs
.lpCreateParams
= data
;
952 cs
.hInstance
= instance
;
954 cs
.hwndParent
= parent
;
960 cs
.lpszName
= windowName
;
961 cs
.lpszClass
= className
;
962 cs
.dwExStyle
= exStyle
;
963 /* Note: we rely on the fact that CREATESTRUCT32A and */
964 /* CREATESTRUCT32W have the same layout. */
965 return WIN_CreateWindowEx( (CREATESTRUCT32A
*)&cs
, classAtom
, TRUE
, TRUE
);
969 /***********************************************************************
972 static void WIN_CheckFocus( WND
* pWnd
)
974 if( GetFocus16() == pWnd
->hwndSelf
)
975 SetFocus16( (pWnd
->dwStyle
& WS_CHILD
) ? pWnd
->parent
->hwndSelf
: 0 );
978 /***********************************************************************
981 static void WIN_SendDestroyMsg( WND
* pWnd
)
983 WIN_CheckFocus(pWnd
);
985 if( CARET_GetHwnd() == pWnd
->hwndSelf
) DestroyCaret32();
986 if( !pWnd
->window
) CLIPBOARD_ResetOwner( pWnd
);
988 SendMessage32A( pWnd
->hwndSelf
, WM_DESTROY
, 0, 0);
990 if( IsWindow32(pWnd
->hwndSelf
) )
992 WND
* pChild
= pWnd
->child
;
995 WIN_SendDestroyMsg( pChild
);
996 pChild
= pChild
->next
;
998 WIN_CheckFocus(pWnd
);
1001 WARN(win
, "\tdestroyed itself while in WM_DESTROY!\n");
1005 /***********************************************************************
1006 * DestroyWindow16 (USER.53)
1008 BOOL16 WINAPI
DestroyWindow16( HWND16 hwnd
)
1010 return DestroyWindow32(hwnd
);
1014 /***********************************************************************
1015 * DestroyWindow32 (USER32.135)
1017 BOOL32 WINAPI
DestroyWindow32( HWND32 hwnd
)
1021 TRACE(win
, "(%04x)\n", hwnd
);
1023 /* Initialization */
1025 if (!(wndPtr
= WIN_FindWndPtr( hwnd
))) return FALSE
;
1026 if (wndPtr
== pWndDesktop
) return FALSE
; /* Can't destroy desktop */
1030 if( HOOK_CallHooks16( WH_CBT
, HCBT_DESTROYWND
, hwnd
, 0L) )
1033 if (!(wndPtr
->dwStyle
& WS_CHILD
) && !wndPtr
->owner
)
1035 HOOK_CallHooks16( WH_SHELL
, HSHELL_WINDOWDESTROYED
, hwnd
, 0L );
1036 /* FIXME: clean up palette - see "Internals" p.352 */
1039 if( !QUEUE_IsExitingQueue(wndPtr
->hmemTaskQ
) )
1040 if( wndPtr
->dwStyle
& WS_CHILD
&& !(wndPtr
->dwExStyle
& WS_EX_NOPARENTNOTIFY
) )
1042 /* Notify the parent window only */
1043 SendMessage32A( wndPtr
->parent
->hwndSelf
, WM_PARENTNOTIFY
,
1044 MAKEWPARAM(WM_DESTROY
, wndPtr
->wIDmenu
), (LPARAM
)hwnd
);
1045 if( !IsWindow32(hwnd
) ) return TRUE
;
1048 if( wndPtr
->window
) CLIPBOARD_ResetOwner( wndPtr
); /* before the window is unmapped */
1050 /* Hide the window */
1052 if (wndPtr
->dwStyle
& WS_VISIBLE
)
1054 SetWindowPos32( hwnd
, 0, 0, 0, 0, 0, SWP_HIDEWINDOW
|
1055 SWP_NOACTIVATE
|SWP_NOZORDER
|SWP_NOMOVE
|SWP_NOSIZE
|
1056 ((QUEUE_IsExitingQueue(wndPtr
->hmemTaskQ
))?SWP_DEFERERASE
:0) );
1057 if (!IsWindow32(hwnd
)) return TRUE
;
1060 /* Recursively destroy owned windows */
1062 if( !(wndPtr
->dwStyle
& WS_CHILD
) )
1064 /* make sure top menu popup doesn't get destroyed */
1065 MENU_PatchResidentPopup( (HQUEUE16
)0xFFFF, wndPtr
);
1069 WND
*siblingPtr
= wndPtr
->parent
->child
; /* First sibling */
1072 if (siblingPtr
->owner
== wndPtr
)
1073 if (siblingPtr
->hmemTaskQ
== wndPtr
->hmemTaskQ
)
1076 siblingPtr
->owner
= NULL
;
1077 siblingPtr
= siblingPtr
->next
;
1079 if (siblingPtr
) DestroyWindow32( siblingPtr
->hwndSelf
);
1083 if( !Options
.managed
|| EVENT_CheckFocus() )
1084 WINPOS_ActivateOtherWindow(wndPtr
);
1086 if( wndPtr
->owner
&&
1087 wndPtr
->owner
->hwndLastActive
== wndPtr
->hwndSelf
)
1088 wndPtr
->owner
->hwndLastActive
= wndPtr
->owner
->hwndSelf
;
1091 /* Send destroy messages */
1093 WIN_SendDestroyMsg( wndPtr
);
1094 if (!IsWindow32(hwnd
)) return TRUE
;
1096 /* Unlink now so we won't bother with the children later on */
1098 if( wndPtr
->parent
) WIN_UnlinkWindow(hwnd
);
1100 /* Destroy the window storage */
1102 WIN_DestroyWindow( wndPtr
);
1107 /***********************************************************************
1108 * CloseWindow16 (USER.43)
1110 BOOL16 WINAPI
CloseWindow16( HWND16 hwnd
)
1112 return CloseWindow32( hwnd
);
1116 /***********************************************************************
1117 * CloseWindow32 (USER32.56)
1119 BOOL32 WINAPI
CloseWindow32( HWND32 hwnd
)
1121 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
1122 if (!wndPtr
|| (wndPtr
->dwStyle
& WS_CHILD
)) return FALSE
;
1123 ShowWindow32( hwnd
, SW_MINIMIZE
);
1128 /***********************************************************************
1129 * OpenIcon16 (USER.44)
1131 BOOL16 WINAPI
OpenIcon16( HWND16 hwnd
)
1133 return OpenIcon32( hwnd
);
1137 /***********************************************************************
1138 * OpenIcon32 (USER32.410)
1140 BOOL32 WINAPI
OpenIcon32( HWND32 hwnd
)
1142 if (!IsIconic32( hwnd
)) return FALSE
;
1143 ShowWindow32( hwnd
, SW_SHOWNORMAL
);
1148 /***********************************************************************
1151 * Implementation of FindWindow() and FindWindowEx().
1153 static HWND32
WIN_FindWindow( HWND32 parent
, HWND32 child
, ATOM className
,
1157 CLASS
*pClass
= NULL
;
1161 if (!(pWnd
= WIN_FindWndPtr( child
))) return 0;
1164 if (!pWnd
->parent
|| (pWnd
->parent
->hwndSelf
!= parent
)) return 0;
1166 else if (pWnd
->parent
!= pWndDesktop
) return 0;
1171 if (!(pWnd
= parent
? WIN_FindWndPtr(parent
) : pWndDesktop
)) return 0;
1174 if (!pWnd
) return 0;
1176 /* For a child window, all siblings will have the same hInstance, */
1177 /* so we can look for the class once and for all. */
1179 if (className
&& (pWnd
->dwStyle
& WS_CHILD
))
1181 if (!(pClass
= CLASS_FindClassByAtom( className
, pWnd
->hInstance
)))
1186 for ( ; pWnd
; pWnd
= pWnd
->next
)
1188 if (className
&& !(pWnd
->dwStyle
& WS_CHILD
))
1190 if (!(pClass
= CLASS_FindClassByAtom( className
, GetExePtr(pWnd
->hInstance
))))
1191 continue; /* Skip this window */
1194 if (pClass
&& (pWnd
->class != pClass
))
1195 continue; /* Not the right class */
1197 /* Now check the title */
1199 if (!title
) return pWnd
->hwndSelf
;
1200 if (pWnd
->text
&& !strcmp( pWnd
->text
, title
)) return pWnd
->hwndSelf
;
1207 /***********************************************************************
1208 * FindWindow16 (USER.50)
1210 HWND16 WINAPI
FindWindow16( SEGPTR className
, LPCSTR title
)
1212 return FindWindowEx16( 0, 0, className
, title
);
1216 /***********************************************************************
1217 * FindWindowEx16 (USER.427)
1219 HWND16 WINAPI
FindWindowEx16( HWND16 parent
, HWND16 child
,
1220 SEGPTR className
, LPCSTR title
)
1224 TRACE(win
, "%04x %04x '%s' '%s'\n", parent
,
1225 child
, HIWORD(className
)?(char *)PTR_SEG_TO_LIN(className
):"",
1226 title
? title
: "");
1230 /* If the atom doesn't exist, then no class */
1231 /* with this name exists either. */
1232 if (!(atom
= GlobalFindAtom16( className
))) return 0;
1234 return WIN_FindWindow( parent
, child
, atom
, title
);
1238 /***********************************************************************
1239 * FindWindow32A (USER32.198)
1241 HWND32 WINAPI
FindWindow32A( LPCSTR className
, LPCSTR title
)
1243 HWND32 ret
= FindWindowEx32A( 0, 0, className
, title
);
1244 if (!ret
) SetLastError (ERROR_CANNOT_FIND_WND_CLASS
);
1249 /***********************************************************************
1250 * FindWindowEx32A (USER32.199)
1252 HWND32 WINAPI
FindWindowEx32A( HWND32 parent
, HWND32 child
,
1253 LPCSTR className
, LPCSTR title
)
1259 /* If the atom doesn't exist, then no class */
1260 /* with this name exists either. */
1261 if (!(atom
= GlobalFindAtom32A( className
)))
1263 SetLastError (ERROR_CANNOT_FIND_WND_CLASS
);
1267 return WIN_FindWindow( parent
, child
, atom
, title
);
1271 /***********************************************************************
1272 * FindWindowEx32W (USER32.200)
1274 HWND32 WINAPI
FindWindowEx32W( HWND32 parent
, HWND32 child
,
1275 LPCWSTR className
, LPCWSTR title
)
1283 /* If the atom doesn't exist, then no class */
1284 /* with this name exists either. */
1285 if (!(atom
= GlobalFindAtom32W( className
)))
1287 SetLastError (ERROR_CANNOT_FIND_WND_CLASS
);
1291 buffer
= HEAP_strdupWtoA( GetProcessHeap(), 0, title
);
1292 hwnd
= WIN_FindWindow( parent
, child
, atom
, buffer
);
1293 HeapFree( GetProcessHeap(), 0, buffer
);
1298 /***********************************************************************
1299 * FindWindow32W (USER32.201)
1301 HWND32 WINAPI
FindWindow32W( LPCWSTR className
, LPCWSTR title
)
1303 return FindWindowEx32W( 0, 0, className
, title
);
1307 /**********************************************************************
1310 WND
*WIN_GetDesktop(void)
1316 /**********************************************************************
1317 * GetDesktopWindow16 (USER.286)
1319 HWND16 WINAPI
GetDesktopWindow16(void)
1321 return (HWND16
)pWndDesktop
->hwndSelf
;
1325 /**********************************************************************
1326 * GetDesktopWindow32 (USER32.232)
1328 HWND32 WINAPI
GetDesktopWindow32(void)
1330 return pWndDesktop
->hwndSelf
;
1334 /**********************************************************************
1335 * GetDesktopHwnd (USER.278)
1337 * Exactly the same thing as GetDesktopWindow(), but not documented.
1338 * Don't ask me why...
1340 HWND16 WINAPI
GetDesktopHwnd(void)
1342 return (HWND16
)pWndDesktop
->hwndSelf
;
1346 /*******************************************************************
1347 * EnableWindow16 (USER.34)
1349 BOOL16 WINAPI
EnableWindow16( HWND16 hwnd
, BOOL16 enable
)
1351 return EnableWindow32( hwnd
, enable
);
1355 /*******************************************************************
1356 * EnableWindow32 (USER32.172)
1358 BOOL32 WINAPI
EnableWindow32( HWND32 hwnd
, BOOL32 enable
)
1362 if (!(wndPtr
= WIN_FindWndPtr( hwnd
))) return FALSE
;
1363 if (enable
&& (wndPtr
->dwStyle
& WS_DISABLED
))
1366 wndPtr
->dwStyle
&= ~WS_DISABLED
;
1367 SendMessage32A( hwnd
, WM_ENABLE
, TRUE
, 0 );
1370 else if (!enable
&& !(wndPtr
->dwStyle
& WS_DISABLED
))
1372 /* Disable window */
1373 wndPtr
->dwStyle
|= WS_DISABLED
;
1374 if ((hwnd
== GetFocus32()) || IsChild32( hwnd
, GetFocus32() ))
1375 SetFocus32( 0 ); /* A disabled window can't have the focus */
1376 if ((hwnd
== GetCapture32()) || IsChild32( hwnd
, GetCapture32() ))
1377 ReleaseCapture(); /* A disabled window can't capture the mouse */
1378 SendMessage32A( hwnd
, WM_ENABLE
, FALSE
, 0 );
1381 return ((wndPtr
->dwStyle
& WS_DISABLED
) != 0);
1385 /***********************************************************************
1386 * IsWindowEnabled16 (USER.35)
1388 BOOL16 WINAPI
IsWindowEnabled16(HWND16 hWnd
)
1390 return IsWindowEnabled32(hWnd
);
1394 /***********************************************************************
1395 * IsWindowEnabled32 (USER32.349)
1397 BOOL32 WINAPI
IsWindowEnabled32(HWND32 hWnd
)
1401 if (!(wndPtr
= WIN_FindWndPtr(hWnd
))) return FALSE
;
1402 return !(wndPtr
->dwStyle
& WS_DISABLED
);
1406 /***********************************************************************
1407 * IsWindowUnicode (USER32.350)
1409 BOOL32 WINAPI
IsWindowUnicode( HWND32 hwnd
)
1413 if (!(wndPtr
= WIN_FindWndPtr(hwnd
))) return FALSE
;
1414 return (WINPROC_GetProcType( wndPtr
->winproc
) == WIN_PROC_32W
);
1418 /**********************************************************************
1419 * GetWindowWord16 (USER.133)
1421 WORD WINAPI
GetWindowWord16( HWND16 hwnd
, INT16 offset
)
1423 return GetWindowWord32( hwnd
, offset
);
1427 /**********************************************************************
1428 * GetWindowWord32 (USER32.314)
1430 WORD WINAPI
GetWindowWord32( HWND32 hwnd
, INT32 offset
)
1432 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
1433 if (!wndPtr
) return 0;
1436 if (offset
+ sizeof(WORD
) > wndPtr
->class->cbWndExtra
)
1438 WARN( win
, "Invalid offset %d\n", offset
);
1441 return *(WORD
*)(((char *)wndPtr
->wExtra
) + offset
);
1446 if (HIWORD(wndPtr
->wIDmenu
))
1447 WARN( win
,"GWW_ID: discards high bits of 0x%08x!\n",
1449 return (WORD
)wndPtr
->wIDmenu
;
1450 case GWW_HWNDPARENT
:
1451 return wndPtr
->parent
?
1452 wndPtr
->parent
->hwndSelf
: (
1454 wndPtr
->owner
->hwndSelf
:
1457 if (HIWORD(wndPtr
->hInstance
))
1458 WARN(win
,"GWW_HINSTANCE: discards high bits of 0x%08x!\n",
1460 return (WORD
)wndPtr
->hInstance
;
1462 WARN( win
, "Invalid offset %d\n", offset
);
1468 /**********************************************************************
1469 * WIN_GetWindowInstance
1471 HINSTANCE32
WIN_GetWindowInstance( HWND32 hwnd
)
1473 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
1474 if (!wndPtr
) return (HINSTANCE32
)0;
1475 return wndPtr
->hInstance
;
1479 /**********************************************************************
1480 * SetWindowWord16 (USER.134)
1482 WORD WINAPI
SetWindowWord16( HWND16 hwnd
, INT16 offset
, WORD newval
)
1484 return SetWindowWord32( hwnd
, offset
, newval
);
1488 /**********************************************************************
1489 * SetWindowWord32 (USER32.524)
1491 WORD WINAPI
SetWindowWord32( HWND32 hwnd
, INT32 offset
, WORD newval
)
1494 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
1495 if (!wndPtr
) return 0;
1498 if (offset
+ sizeof(WORD
) > wndPtr
->class->cbWndExtra
)
1500 WARN( win
, "Invalid offset %d\n", offset
);
1503 ptr
= (WORD
*)(((char *)wndPtr
->wExtra
) + offset
);
1507 case GWW_ID
: ptr
= (WORD
*)&wndPtr
->wIDmenu
; break;
1508 case GWW_HINSTANCE
: ptr
= (WORD
*)&wndPtr
->hInstance
; break;
1509 case GWW_HWNDPARENT
: return SetParent32( hwnd
, newval
);
1511 WARN( win
, "Invalid offset %d\n", offset
);
1520 /**********************************************************************
1523 * Helper function for GetWindowLong().
1525 static LONG
WIN_GetWindowLong( HWND32 hwnd
, INT32 offset
, WINDOWPROCTYPE type
)
1528 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
1529 if (!wndPtr
) return 0;
1532 if (offset
+ sizeof(LONG
) > wndPtr
->class->cbWndExtra
)
1534 WARN( win
, "Invalid offset %d\n", offset
);
1537 retval
= *(LONG
*)(((char *)wndPtr
->wExtra
) + offset
);
1538 /* Special case for dialog window procedure */
1539 if ((offset
== DWL_DLGPROC
) && (wndPtr
->flags
& WIN_ISDIALOG
))
1540 return (LONG
)WINPROC_GetProc( (HWINDOWPROC
)retval
, type
);
1545 case GWL_USERDATA
: return wndPtr
->userdata
;
1546 case GWL_STYLE
: return wndPtr
->dwStyle
;
1547 case GWL_EXSTYLE
: return wndPtr
->dwExStyle
;
1548 case GWL_ID
: return (LONG
)wndPtr
->wIDmenu
;
1549 case GWL_WNDPROC
: return (LONG
)WINPROC_GetProc( wndPtr
->winproc
,
1551 case GWL_HWNDPARENT
: return wndPtr
->parent
?
1552 (HWND32
)wndPtr
->parent
->hwndSelf
: 0;
1553 case GWL_HINSTANCE
: return wndPtr
->hInstance
;
1555 WARN( win
, "Unknown offset %d\n", offset
);
1561 /**********************************************************************
1564 * Helper function for SetWindowLong().
1566 * 0 is the failure code. However, in the case of failure SetLastError
1567 * must be set to distinguish between a 0 return value and a failure.
1569 * FIXME: The error values for SetLastError may not be right. Can
1570 * someone check with the real thing?
1572 static LONG
WIN_SetWindowLong( HWND32 hwnd
, INT32 offset
, LONG newval
,
1573 WINDOWPROCTYPE type
)
1576 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
1579 TRACE(win
,"%x=%p %x %lx %x\n",hwnd
, wndPtr
, offset
, newval
, type
);
1583 /* Is this the right error? */
1584 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
1590 if (offset
+ sizeof(LONG
) > wndPtr
->class->cbWndExtra
)
1592 WARN( win
, "Invalid offset %d\n", offset
);
1594 /* Is this the right error? */
1595 SetLastError( ERROR_OUTOFMEMORY
);
1599 ptr
= (LONG
*)(((char *)wndPtr
->wExtra
) + offset
);
1600 /* Special case for dialog window procedure */
1601 if ((offset
== DWL_DLGPROC
) && (wndPtr
->flags
& WIN_ISDIALOG
))
1603 retval
= (LONG
)WINPROC_GetProc( (HWINDOWPROC
)*ptr
, type
);
1604 WINPROC_SetProc( (HWINDOWPROC
*)ptr
, (WNDPROC16
)newval
,
1605 type
, WIN_PROC_WINDOW
);
1612 ptr
= (DWORD
*)&wndPtr
->wIDmenu
;
1615 return SetWindowWord32( hwnd
, offset
, newval
);
1617 retval
= (LONG
)WINPROC_GetProc( wndPtr
->winproc
, type
);
1618 WINPROC_SetProc( &wndPtr
->winproc
, (WNDPROC16
)newval
,
1619 type
, WIN_PROC_WINDOW
);
1622 style
.styleOld
= wndPtr
->dwStyle
;
1623 newval
&= ~(WS_VISIBLE
| WS_CHILD
); /* Some bits can't be changed this way */
1624 style
.styleNew
= newval
| (style
.styleOld
& (WS_VISIBLE
| WS_CHILD
));
1626 if (wndPtr
->flags
& WIN_ISWIN32
)
1627 SendMessage32A(hwnd
,WM_STYLECHANGING
,GWL_STYLE
,(LPARAM
)&style
);
1628 wndPtr
->dwStyle
= style
.styleNew
;
1629 if (wndPtr
->flags
& WIN_ISWIN32
)
1630 SendMessage32A(hwnd
,WM_STYLECHANGED
,GWL_STYLE
,(LPARAM
)&style
);
1631 return style
.styleOld
;
1634 ptr
= &wndPtr
->userdata
;
1637 style
.styleOld
= wndPtr
->dwExStyle
;
1638 style
.styleNew
= newval
;
1639 if (wndPtr
->flags
& WIN_ISWIN32
)
1640 SendMessage32A(hwnd
,WM_STYLECHANGING
,GWL_EXSTYLE
,(LPARAM
)&style
);
1641 wndPtr
->dwExStyle
= newval
;
1642 if (wndPtr
->flags
& WIN_ISWIN32
)
1643 SendMessage32A(hwnd
,WM_STYLECHANGED
,GWL_EXSTYLE
,(LPARAM
)&style
);
1644 return style
.styleOld
;
1647 WARN( win
, "Invalid offset %d\n", offset
);
1649 /* Don't think this is right error but it should do */
1650 SetLastError( ERROR_OUTOFMEMORY
);
1660 /**********************************************************************
1661 * GetWindowLong16 (USER.135)
1663 LONG WINAPI
GetWindowLong16( HWND16 hwnd
, INT16 offset
)
1665 return WIN_GetWindowLong( (HWND32
)hwnd
, offset
, WIN_PROC_16
);
1669 /**********************************************************************
1670 * GetWindowLong32A (USER32.305)
1672 LONG WINAPI
GetWindowLong32A( HWND32 hwnd
, INT32 offset
)
1674 return WIN_GetWindowLong( hwnd
, offset
, WIN_PROC_32A
);
1678 /**********************************************************************
1679 * GetWindowLong32W (USER32.306)
1681 LONG WINAPI
GetWindowLong32W( HWND32 hwnd
, INT32 offset
)
1683 return WIN_GetWindowLong( hwnd
, offset
, WIN_PROC_32W
);
1687 /**********************************************************************
1688 * SetWindowLong16 (USER.136)
1690 LONG WINAPI
SetWindowLong16( HWND16 hwnd
, INT16 offset
, LONG newval
)
1692 return WIN_SetWindowLong( hwnd
, offset
, newval
, WIN_PROC_16
);
1696 /**********************************************************************
1697 * SetWindowLong32A (USER32.517)
1699 LONG WINAPI
SetWindowLong32A( HWND32 hwnd
, INT32 offset
, LONG newval
)
1701 return WIN_SetWindowLong( hwnd
, offset
, newval
, WIN_PROC_32A
);
1705 /**********************************************************************
1706 * SetWindowLong32W (USER32.518) Set window attribute
1708 * SetWindowLong() alters one of a window's attributes or sets a 32-bit (long)
1709 * value in a window's extra memory.
1711 * The _hwnd_ parameter specifies the window. is the handle to a
1712 * window that has extra memory. The _newval_ parameter contains the
1713 * new attribute or extra memory value. If positive, the _offset_
1714 * parameter is the byte-addressed location in the window's extra
1715 * memory to set. If negative, _offset_ specifies the window
1716 * attribute to set, and should be one of the following values:
1718 * GWL_EXSTYLE The window's extended window style
1720 * GWL_STYLE The window's window style.
1722 * GWL_WNDPROC Pointer to the window's window procedure.
1724 * GWL_HINSTANCE The window's pplication instance handle.
1726 * GWL_ID The window's identifier.
1728 * GWL_USERDATA The window's user-specified data.
1730 * If the window is a dialog box, the _offset_ parameter can be one of
1731 * the following values:
1733 * DWL_DLGPROC The address of the window's dialog box procedure.
1735 * DWL_MSGRESULT The return value of a message
1736 * that the dialog box procedure processed.
1738 * DWL_USER Application specific information.
1742 * If successful, returns the previous value located at _offset_. Otherwise,
1747 * Extra memory for a window class is specified by a nonzero cbWndExtra
1748 * parameter of the WNDCLASS structure passed to RegisterClass() at the
1749 * time of class creation.
1751 * Using GWL_WNDPROC to set a new window procedure effectively creates
1752 * a window subclass. Use CallWindowProc() in the new windows procedure
1753 * to pass messages to the superclass's window procedure.
1755 * The user data is reserved for use by the application which created
1758 * Do not use GWL_STYLE to change the window's WS_DISABLE style;
1759 * instead, call the EnableWindow() function to change the window's
1762 * Do not use GWL_HWNDPARENT to reset the window's parent, use
1763 * SetParent() instead.
1767 * GWL_STYLE does not dispatch WM_STYLE_... messages.
1774 LONG WINAPI
SetWindowLong32W(
1775 HWND32 hwnd
, /* window to alter */
1776 INT32 offset
, /* offset, in bytes, of location to alter */
1777 LONG newval
/* new value of location */
1779 return WIN_SetWindowLong( hwnd
, offset
, newval
, WIN_PROC_32W
);
1783 /*******************************************************************
1784 * GetWindowText16 (USER.36)
1786 INT16 WINAPI
GetWindowText16( HWND16 hwnd
, SEGPTR lpString
, INT16 nMaxCount
)
1788 return (INT16
)SendMessage16(hwnd
, WM_GETTEXT
, nMaxCount
, (LPARAM
)lpString
);
1792 /*******************************************************************
1793 * GetWindowText32A (USER32.309)
1795 INT32 WINAPI
GetWindowText32A( HWND32 hwnd
, LPSTR lpString
, INT32 nMaxCount
)
1797 return (INT32
)SendMessage32A( hwnd
, WM_GETTEXT
, nMaxCount
,
1801 /*******************************************************************
1802 * InternalGetWindowText (USER32.326)
1804 INT32 WINAPI
InternalGetWindowText(HWND32 hwnd
,LPWSTR lpString
,INT32 nMaxCount
)
1806 FIXME(win
,"(0x%08x,%p,0x%x),stub!\n",hwnd
,lpString
,nMaxCount
);
1807 return GetWindowText32W(hwnd
,lpString
,nMaxCount
);
1811 /*******************************************************************
1812 * GetWindowText32W (USER32.312)
1814 INT32 WINAPI
GetWindowText32W( HWND32 hwnd
, LPWSTR lpString
, INT32 nMaxCount
)
1816 return (INT32
)SendMessage32W( hwnd
, WM_GETTEXT
, nMaxCount
,
1821 /*******************************************************************
1822 * SetWindowText16 (USER.37)
1824 void WINAPI
SetWindowText16( HWND16 hwnd
, SEGPTR lpString
)
1826 SendMessage16( hwnd
, WM_SETTEXT
, 0, (LPARAM
)lpString
);
1830 /*******************************************************************
1831 * SetWindowText32A (USER32.521)
1833 void WINAPI
SetWindowText32A( HWND32 hwnd
, LPCSTR lpString
)
1835 SendMessage32A( hwnd
, WM_SETTEXT
, 0, (LPARAM
)lpString
);
1839 /*******************************************************************
1840 * SetWindowText32W (USER32.523)
1842 void WINAPI
SetWindowText32W( HWND32 hwnd
, LPCWSTR lpString
)
1844 SendMessage32W( hwnd
, WM_SETTEXT
, 0, (LPARAM
)lpString
);
1848 /*******************************************************************
1849 * GetWindowTextLength16 (USER.38)
1851 INT16 WINAPI
GetWindowTextLength16( HWND16 hwnd
)
1853 return (INT16
)SendMessage16( hwnd
, WM_GETTEXTLENGTH
, 0, 0 );
1857 /*******************************************************************
1858 * GetWindowTextLength32A (USER32.310)
1860 INT32 WINAPI
GetWindowTextLength32A( HWND32 hwnd
)
1862 return SendMessage32A( hwnd
, WM_GETTEXTLENGTH
, 0, 0 );
1865 /*******************************************************************
1866 * GetWindowTextLength32W (USER32.311)
1868 INT32 WINAPI
GetWindowTextLength32W( HWND32 hwnd
)
1870 return SendMessage32W( hwnd
, WM_GETTEXTLENGTH
, 0, 0 );
1874 /*******************************************************************
1875 * IsWindow16 (USER.47)
1877 BOOL16 WINAPI
IsWindow16( HWND16 hwnd
)
1879 return IsWindow32( hwnd
);
1882 void WINAPI
WIN16_IsWindow16( CONTEXT
*context
)
1884 WORD
*stack
= PTR_SEG_OFF_TO_LIN(SS_reg(context
), SP_reg(context
));
1885 HWND16 hwnd
= (HWND16
)stack
[2];
1887 AX_reg(context
) = IsWindow32( hwnd
);
1888 ES_reg(context
) = USER_HeapSel
;
1892 /*******************************************************************
1893 * IsWindow32 (USER32.348)
1895 BOOL32 WINAPI
IsWindow32( HWND32 hwnd
)
1897 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
1898 return ((wndPtr
!= NULL
) && (wndPtr
->dwMagic
== WND_MAGIC
));
1902 /*****************************************************************
1903 * GetParent16 (USER.46)
1905 HWND16 WINAPI
GetParent16( HWND16 hwnd
)
1907 return (HWND16
)GetParent32( hwnd
);
1911 /*****************************************************************
1912 * GetParent32 (USER32.278)
1914 HWND32 WINAPI
GetParent32( HWND32 hwnd
)
1916 WND
*wndPtr
= WIN_FindWndPtr(hwnd
);
1917 if ((!wndPtr
) || (!(wndPtr
->dwStyle
& (WS_POPUP
|WS_CHILD
)))) return 0;
1918 wndPtr
= (wndPtr
->dwStyle
& WS_CHILD
) ? wndPtr
->parent
: wndPtr
->owner
;
1919 return wndPtr
? wndPtr
->hwndSelf
: 0;
1922 /*****************************************************************
1925 * Get the top-level parent for a child window.
1927 WND
* WIN_GetTopParentPtr( WND
* pWnd
)
1929 while( pWnd
&& (pWnd
->dwStyle
& WS_CHILD
)) pWnd
= pWnd
->parent
;
1933 /*****************************************************************
1936 * Get the top-level parent for a child window.
1938 HWND32
WIN_GetTopParent( HWND32 hwnd
)
1940 WND
*wndPtr
= WIN_GetTopParentPtr ( WIN_FindWndPtr( hwnd
) );
1941 return wndPtr
? wndPtr
->hwndSelf
: 0;
1945 /*****************************************************************
1946 * SetParent16 (USER.233)
1948 HWND16 WINAPI
SetParent16( HWND16 hwndChild
, HWND16 hwndNewParent
)
1950 return SetParent32( hwndChild
, hwndNewParent
);
1954 /*****************************************************************
1955 * SetParent32 (USER32.495)
1957 HWND32 WINAPI
SetParent32( HWND32 hwndChild
, HWND32 hwndNewParent
)
1959 WND
*wndPtr
= WIN_FindWndPtr( hwndChild
);
1960 WND
*pWndParent
= (hwndNewParent
) ? WIN_FindWndPtr( hwndNewParent
)
1963 if( wndPtr
&& pWndParent
&& (wndPtr
!= pWndDesktop
) )
1965 WND
* pWndPrev
= wndPtr
->parent
;
1967 if( pWndParent
!= pWndPrev
)
1969 BOOL32 bFixupDCE
= IsWindowVisible32(hwndChild
);
1971 if ( wndPtr
->window
)
1973 /* Toplevel window needs to be reparented. Used by Tk 8.0 */
1975 TSXDestroyWindow( display
, wndPtr
->window
);
1976 wndPtr
->window
= None
;
1978 else if( bFixupDCE
)
1979 DCE_InvalidateDCE( wndPtr
, &wndPtr
->rectWindow
);
1981 WIN_UnlinkWindow(hwndChild
);
1982 wndPtr
->parent
= pWndParent
;
1984 /* FIXME: Create an X counterpart for reparented top-level windows
1985 * when not in the desktop mode. */
1987 if ( pWndParent
!= pWndDesktop
) wndPtr
->dwStyle
|= WS_CHILD
;
1988 WIN_LinkWindow(hwndChild
, HWND_BOTTOM
);
1992 DCE_InvalidateDCE( wndPtr
, &wndPtr
->rectWindow
);
1993 UpdateWindow32(hwndChild
);
1996 return pWndPrev
->hwndSelf
;
2002 /*******************************************************************
2003 * IsChild16 (USER.48)
2005 BOOL16 WINAPI
IsChild16( HWND16 parent
, HWND16 child
)
2007 return IsChild32(parent
,child
);
2011 /*******************************************************************
2012 * IsChild32 (USER32.339)
2014 BOOL32 WINAPI
IsChild32( HWND32 parent
, HWND32 child
)
2016 WND
* wndPtr
= WIN_FindWndPtr( child
);
2017 while (wndPtr
&& (wndPtr
->dwStyle
& WS_CHILD
))
2019 wndPtr
= wndPtr
->parent
;
2020 if (wndPtr
->hwndSelf
== parent
) return TRUE
;
2026 /***********************************************************************
2027 * IsWindowVisible16 (USER.49)
2029 BOOL16 WINAPI
IsWindowVisible16( HWND16 hwnd
)
2031 return IsWindowVisible32(hwnd
);
2035 /***********************************************************************
2036 * IsWindowVisible32 (USER32.351)
2038 BOOL32 WINAPI
IsWindowVisible32( HWND32 hwnd
)
2040 WND
*wndPtr
= WIN_FindWndPtr( hwnd
);
2041 while (wndPtr
&& (wndPtr
->dwStyle
& WS_CHILD
))
2043 if (!(wndPtr
->dwStyle
& WS_VISIBLE
)) return FALSE
;
2044 wndPtr
= wndPtr
->parent
;
2046 return (wndPtr
&& (wndPtr
->dwStyle
& WS_VISIBLE
));
2050 /***********************************************************************
2051 * WIN_IsWindowDrawable
2053 * hwnd is drawable when it is visible, all parents are not
2054 * minimized, and it is itself not minimized unless we are
2055 * trying to draw its default class icon.
2057 BOOL32
WIN_IsWindowDrawable( WND
* wnd
, BOOL32 icon
)
2059 if( (wnd
->dwStyle
& WS_MINIMIZE
&&
2060 icon
&& wnd
->class->hIcon
) ||
2061 !(wnd
->dwStyle
& WS_VISIBLE
) ) return FALSE
;
2062 for(wnd
= wnd
->parent
; wnd
; wnd
= wnd
->parent
)
2063 if( wnd
->dwStyle
& WS_MINIMIZE
||
2064 !(wnd
->dwStyle
& WS_VISIBLE
) ) break;
2065 return (wnd
== NULL
);
2069 /*******************************************************************
2070 * GetTopWindow16 (USER.229)
2072 HWND16 WINAPI
GetTopWindow16( HWND16 hwnd
)
2074 return GetTopWindow32(hwnd
);
2078 /*******************************************************************
2079 * GetTopWindow32 (USER.229)
2081 HWND32 WINAPI
GetTopWindow32( HWND32 hwnd
)
2083 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
2084 if (wndPtr
&& wndPtr
->child
) return wndPtr
->child
->hwndSelf
;
2089 /*******************************************************************
2090 * GetWindow16 (USER.262)
2092 HWND16 WINAPI
GetWindow16( HWND16 hwnd
, WORD rel
)
2094 return GetWindow32( hwnd
,rel
);
2098 /*******************************************************************
2099 * GetWindow32 (USER32.302)
2101 HWND32 WINAPI
GetWindow32( HWND32 hwnd
, WORD rel
)
2103 WND
* wndPtr
= WIN_FindWndPtr( hwnd
);
2104 if (!wndPtr
) return 0;
2108 if (wndPtr
->parent
) return wndPtr
->parent
->child
->hwndSelf
;
2112 if (!wndPtr
->parent
) return 0; /* Desktop window */
2113 while (wndPtr
->next
) wndPtr
= wndPtr
->next
;
2114 return wndPtr
->hwndSelf
;
2117 if (!wndPtr
->next
) return 0;
2118 return wndPtr
->next
->hwndSelf
;
2121 if (!wndPtr
->parent
) return 0; /* Desktop window */
2122 wndPtr
= wndPtr
->parent
->child
; /* First sibling */
2123 if (wndPtr
->hwndSelf
== hwnd
) return 0; /* First in list */
2124 while (wndPtr
->next
)
2126 if (wndPtr
->next
->hwndSelf
== hwnd
) return wndPtr
->hwndSelf
;
2127 wndPtr
= wndPtr
->next
;
2132 return wndPtr
->owner
? wndPtr
->owner
->hwndSelf
: 0;
2135 return wndPtr
->child
? wndPtr
->child
->hwndSelf
: 0;
2141 /*******************************************************************
2142 * GetNextWindow16 (USER.230)
2144 HWND16 WINAPI
GetNextWindow16( HWND16 hwnd
, WORD flag
)
2146 if ((flag
!= GW_HWNDNEXT
) && (flag
!= GW_HWNDPREV
)) return 0;
2147 return GetWindow16( hwnd
, flag
);
2150 /*******************************************************************
2151 * ShowOwnedPopups16 (USER.265)
2153 void WINAPI
ShowOwnedPopups16( HWND16 owner
, BOOL16 fShow
)
2155 ShowOwnedPopups32( owner
, fShow
);
2159 /*******************************************************************
2160 * ShowOwnedPopups32 (USER32.531)
2162 BOOL32 WINAPI
ShowOwnedPopups32( HWND32 owner
, BOOL32 fShow
)
2164 WND
*pWnd
= pWndDesktop
->child
;
2167 if (pWnd
->owner
&& (pWnd
->owner
->hwndSelf
== owner
) &&
2168 (pWnd
->dwStyle
& WS_POPUP
))
2169 ShowWindow32( pWnd
->hwndSelf
, fShow
? SW_SHOW
: SW_HIDE
);
2176 /*******************************************************************
2177 * GetLastActivePopup16 (USER.287)
2179 HWND16 WINAPI
GetLastActivePopup16( HWND16 hwnd
)
2181 return GetLastActivePopup32( hwnd
);
2184 /*******************************************************************
2185 * GetLastActivePopup32 (USER32.256)
2187 HWND32 WINAPI
GetLastActivePopup32( HWND32 hwnd
)
2190 wndPtr
= WIN_FindWndPtr(hwnd
);
2191 if (wndPtr
== NULL
) return hwnd
;
2192 return wndPtr
->hwndLastActive
;
2196 /*******************************************************************
2199 * Build an array of pointers to the children of a given window.
2200 * The array must be freed with HeapFree(SystemHeap). Return NULL
2201 * when no windows are found.
2203 WND
**WIN_BuildWinArray( WND
*wndPtr
, UINT32 bwaFlags
, UINT32
* pTotal
)
2205 WND
**list
, **ppWnd
;
2207 UINT32 count
, skipOwned
, skipHidden
;
2210 skipHidden
= bwaFlags
& BWA_SKIPHIDDEN
;
2211 skipOwned
= bwaFlags
& BWA_SKIPOWNED
;
2212 skipFlags
= (bwaFlags
& BWA_SKIPDISABLED
) ? WS_DISABLED
: 0;
2213 if( bwaFlags
& BWA_SKIPICONIC
) skipFlags
|= WS_MINIMIZE
;
2215 /* First count the windows */
2217 if (!wndPtr
) wndPtr
= pWndDesktop
;
2218 for (pWnd
= wndPtr
->child
, count
= 0; pWnd
; pWnd
= pWnd
->next
)
2220 if( (pWnd
->dwStyle
& skipFlags
) || (skipOwned
&& pWnd
->owner
) ) continue;
2221 if( !skipHidden
|| pWnd
->dwStyle
& WS_VISIBLE
) count
++;
2226 /* Now build the list of all windows */
2228 if ((list
= (WND
**)HeapAlloc( SystemHeap
, 0, sizeof(WND
*) * (count
+ 1))))
2230 for (pWnd
= wndPtr
->child
, ppWnd
= list
, count
= 0; pWnd
; pWnd
= pWnd
->next
)
2232 if( (pWnd
->dwStyle
& skipFlags
) || (skipOwned
&& pWnd
->owner
) ) continue;
2233 if( !skipHidden
|| pWnd
->dwStyle
& WS_VISIBLE
)
2244 if( pTotal
) *pTotal
= count
;
2249 /*******************************************************************
2250 * EnumWindows16 (USER.54)
2252 BOOL16 WINAPI
EnumWindows16( WNDENUMPROC16 lpEnumFunc
, LPARAM lParam
)
2254 WND
**list
, **ppWnd
;
2256 /* We have to build a list of all windows first, to avoid */
2257 /* unpleasant side-effects, for instance if the callback */
2258 /* function changes the Z-order of the windows. */
2260 if (!(list
= WIN_BuildWinArray( pWndDesktop
, 0, NULL
))) return FALSE
;
2262 /* Now call the callback function for every window */
2264 for (ppWnd
= list
; *ppWnd
; ppWnd
++)
2266 /* Make sure that the window still exists */
2267 if (!IsWindow32((*ppWnd
)->hwndSelf
)) continue;
2268 if (!lpEnumFunc( (*ppWnd
)->hwndSelf
, lParam
)) break;
2270 HeapFree( SystemHeap
, 0, list
);
2275 /*******************************************************************
2276 * EnumWindows32 (USER32.193)
2278 BOOL32 WINAPI
EnumWindows32( WNDENUMPROC32 lpEnumFunc
, LPARAM lParam
)
2280 return (BOOL32
)EnumWindows16( (WNDENUMPROC16
)lpEnumFunc
, lParam
);
2284 /**********************************************************************
2285 * EnumTaskWindows16 (USER.225)
2287 BOOL16 WINAPI
EnumTaskWindows16( HTASK16 hTask
, WNDENUMPROC16 func
,
2290 WND
**list
, **ppWnd
;
2291 HQUEUE16 hQueue
= GetTaskQueue( hTask
);
2293 /* This function is the same as EnumWindows(), */
2294 /* except for an added check on the window queue. */
2296 if (!(list
= WIN_BuildWinArray( pWndDesktop
, 0, NULL
))) return FALSE
;
2298 /* Now call the callback function for every window */
2300 for (ppWnd
= list
; *ppWnd
; ppWnd
++)
2302 /* Make sure that the window still exists */
2303 if (!IsWindow32((*ppWnd
)->hwndSelf
)) continue;
2304 if ((*ppWnd
)->hmemTaskQ
!= hQueue
) continue; /* Check the queue */
2305 if (!func( (*ppWnd
)->hwndSelf
, lParam
)) break;
2307 HeapFree( SystemHeap
, 0, list
);
2312 /**********************************************************************
2313 * EnumThreadWindows (USER32.190)
2315 BOOL32 WINAPI
EnumThreadWindows( DWORD id
, WNDENUMPROC32 func
, LPARAM lParam
)
2317 THDB
*tdb
= THREAD_ID_TO_THDB(id
);
2319 return (BOOL16
)EnumTaskWindows16(tdb
->teb
.htask16
, (WNDENUMPROC16
)func
, lParam
);
2323 /**********************************************************************
2324 * WIN_EnumChildWindows
2326 * Helper function for EnumChildWindows().
2328 static BOOL16
WIN_EnumChildWindows( WND
**ppWnd
, WNDENUMPROC16 func
,
2334 for ( ; *ppWnd
; ppWnd
++)
2336 /* Make sure that the window still exists */
2337 if (!IsWindow32((*ppWnd
)->hwndSelf
)) continue;
2338 /* Build children list first */
2339 childList
= WIN_BuildWinArray( *ppWnd
, BWA_SKIPOWNED
, NULL
);
2340 ret
= func( (*ppWnd
)->hwndSelf
, lParam
);
2343 if (ret
) ret
= WIN_EnumChildWindows( childList
, func
, lParam
);
2344 HeapFree( SystemHeap
, 0, childList
);
2346 if (!ret
) return FALSE
;
2352 /**********************************************************************
2353 * EnumChildWindows16 (USER.55)
2355 BOOL16 WINAPI
EnumChildWindows16( HWND16 parent
, WNDENUMPROC16 func
,
2358 WND
**list
, *pParent
;
2360 if (!(pParent
= WIN_FindWndPtr( parent
))) return FALSE
;
2361 if (!(list
= WIN_BuildWinArray( pParent
, BWA_SKIPOWNED
, NULL
))) return FALSE
;
2362 WIN_EnumChildWindows( list
, func
, lParam
);
2363 HeapFree( SystemHeap
, 0, list
);
2368 /**********************************************************************
2369 * EnumChildWindows32 (USER32.178)
2371 BOOL32 WINAPI
EnumChildWindows32( HWND32 parent
, WNDENUMPROC32 func
,
2374 return (BOOL32
)EnumChildWindows16( (HWND16
)parent
, (WNDENUMPROC16
)func
,
2379 /*******************************************************************
2380 * AnyPopup16 (USER.52)
2382 BOOL16 WINAPI
AnyPopup16(void)
2384 return AnyPopup32();
2388 /*******************************************************************
2389 * AnyPopup32 (USER32.4)
2391 BOOL32 WINAPI
AnyPopup32(void)
2394 for (wndPtr
= pWndDesktop
->child
; wndPtr
; wndPtr
= wndPtr
->next
)
2395 if (wndPtr
->owner
&& (wndPtr
->dwStyle
& WS_VISIBLE
)) return TRUE
;
2400 /*******************************************************************
2401 * FlashWindow16 (USER.105)
2403 BOOL16 WINAPI
FlashWindow16( HWND16 hWnd
, BOOL16 bInvert
)
2405 return FlashWindow32( hWnd
, bInvert
);
2409 /*******************************************************************
2410 * FlashWindow32 (USER32.202)
2412 BOOL32 WINAPI
FlashWindow32( HWND32 hWnd
, BOOL32 bInvert
)
2414 WND
*wndPtr
= WIN_FindWndPtr(hWnd
);
2416 TRACE(win
,"%04x\n", hWnd
);
2418 if (!wndPtr
) return FALSE
;
2420 if (wndPtr
->dwStyle
& WS_MINIMIZE
)
2422 if (bInvert
&& !(wndPtr
->flags
& WIN_NCACTIVATED
))
2424 HDC32 hDC
= GetDC32(hWnd
);
2426 if (!SendMessage16( hWnd
, WM_ERASEBKGND
, (WPARAM16
)hDC
, 0 ))
2427 wndPtr
->flags
|= WIN_NEEDS_ERASEBKGND
;
2429 ReleaseDC32( hWnd
, hDC
);
2430 wndPtr
->flags
|= WIN_NCACTIVATED
;
2434 PAINT_RedrawWindow( hWnd
, 0, 0, RDW_INVALIDATE
| RDW_ERASE
|
2435 RDW_UPDATENOW
| RDW_FRAME
, 0 );
2436 wndPtr
->flags
&= ~WIN_NCACTIVATED
;
2443 if (bInvert
) wparam
= !(wndPtr
->flags
& WIN_NCACTIVATED
);
2444 else wparam
= (hWnd
== GetActiveWindow32());
2446 SendMessage16( hWnd
, WM_NCACTIVATE
, wparam
, (LPARAM
)0 );
2452 /*******************************************************************
2453 * SetSysModalWindow16 (USER.188)
2455 HWND16 WINAPI
SetSysModalWindow16( HWND16 hWnd
)
2457 HWND32 hWndOldModal
= hwndSysModal
;
2458 hwndSysModal
= hWnd
;
2459 FIXME(win
, "EMPTY STUB !! SetSysModalWindow(%04x) !\n", hWnd
);
2460 return hWndOldModal
;
2464 /*******************************************************************
2465 * GetSysModalWindow16 (USER.52)
2467 HWND16 WINAPI
GetSysModalWindow16(void)
2469 return hwndSysModal
;
2473 /*******************************************************************
2474 * GetWindowContextHelpId (USER32.303)
2476 DWORD WINAPI
GetWindowContextHelpId( HWND32 hwnd
)
2478 WND
*wnd
= WIN_FindWndPtr( hwnd
);
2480 return wnd
->helpContext
;
2484 /*******************************************************************
2485 * SetWindowContextHelpId (USER32.515)
2487 BOOL32 WINAPI
SetWindowContextHelpId( HWND32 hwnd
, DWORD id
)
2489 WND
*wnd
= WIN_FindWndPtr( hwnd
);
2490 if (!wnd
) return FALSE
;
2491 wnd
->helpContext
= id
;
2496 /*******************************************************************
2499 * recursively find a child that contains spDragInfo->pt point
2500 * and send WM_QUERYDROPOBJECT
2502 BOOL16
DRAG_QueryUpdate( HWND32 hQueryWnd
, SEGPTR spDragInfo
, BOOL32 bNoSend
)
2504 BOOL16 wParam
,bResult
= 0;
2506 LPDRAGINFO ptrDragInfo
= (LPDRAGINFO
) PTR_SEG_TO_LIN(spDragInfo
);
2507 WND
*ptrQueryWnd
= WIN_FindWndPtr(hQueryWnd
),*ptrWnd
;
2510 if( !ptrQueryWnd
|| !ptrDragInfo
) return 0;
2512 CONV_POINT16TO32( &ptrDragInfo
->pt
, &pt
);
2514 GetWindowRect32(hQueryWnd
,&tempRect
);
2516 if( !PtInRect32(&tempRect
,pt
) ||
2517 (ptrQueryWnd
->dwStyle
& WS_DISABLED
) )
2520 if( !(ptrQueryWnd
->dwStyle
& WS_MINIMIZE
) )
2522 tempRect
= ptrQueryWnd
->rectClient
;
2523 if(ptrQueryWnd
->dwStyle
& WS_CHILD
)
2524 MapWindowPoints32( ptrQueryWnd
->parent
->hwndSelf
, 0,
2525 (LPPOINT32
)&tempRect
, 2 );
2527 if (PtInRect32( &tempRect
, pt
))
2531 for (ptrWnd
= ptrQueryWnd
->child
; ptrWnd
;ptrWnd
= ptrWnd
->next
)
2532 if( ptrWnd
->dwStyle
& WS_VISIBLE
)
2534 GetWindowRect32( ptrWnd
->hwndSelf
, &tempRect
);
2535 if (PtInRect32( &tempRect
, pt
)) break;
2540 TRACE(msg
,"hwnd = %04x, %d %d - %d %d\n",
2541 ptrWnd
->hwndSelf
, ptrWnd
->rectWindow
.left
, ptrWnd
->rectWindow
.top
,
2542 ptrWnd
->rectWindow
.right
, ptrWnd
->rectWindow
.bottom
);
2543 if( !(ptrWnd
->dwStyle
& WS_DISABLED
) )
2544 bResult
= DRAG_QueryUpdate(ptrWnd
->hwndSelf
, spDragInfo
, bNoSend
);
2547 if(bResult
) return bResult
;
2553 ScreenToClient16(hQueryWnd
,&ptrDragInfo
->pt
);
2555 ptrDragInfo
->hScope
= hQueryWnd
;
2557 bResult
= ( bNoSend
)
2558 ? ptrQueryWnd
->dwExStyle
& WS_EX_ACCEPTFILES
2559 : SendMessage16( hQueryWnd
,WM_QUERYDROPOBJECT
,
2560 (WPARAM16
)wParam
,(LPARAM
) spDragInfo
);
2562 CONV_POINT32TO16( &pt
, &ptrDragInfo
->pt
);
2568 /*******************************************************************
2569 * DragDetect (USER.465)
2571 BOOL16 WINAPI
DragDetect16( HWND16 hWnd
, POINT16 pt
)
2574 CONV_POINT16TO32( &pt
, &pt32
);
2575 return DragDetect32( hWnd
, pt32
);
2578 /*******************************************************************
2579 * DragDetect32 (USER32.151)
2581 BOOL32 WINAPI
DragDetect32( HWND32 hWnd
, POINT32 pt
)
2586 rect
.left
= pt
.x
- wDragWidth
;
2587 rect
.right
= pt
.x
+ wDragWidth
;
2589 rect
.top
= pt
.y
- wDragHeight
;
2590 rect
.bottom
= pt
.y
+ wDragHeight
;
2596 while(PeekMessage16(&msg
,0 ,WM_MOUSEFIRST
,WM_MOUSELAST
,PM_REMOVE
))
2598 if( msg
.message
== WM_LBUTTONUP
)
2603 if( msg
.message
== WM_MOUSEMOVE
)
2605 if( !PtInRect16( &rect
, MAKEPOINT16(msg
.lParam
) ) )
2617 /******************************************************************************
2618 * DragObject16 (USER.464)
2620 DWORD WINAPI
DragObject16( HWND16 hwndScope
, HWND16 hWnd
, UINT16 wObj
,
2621 HANDLE16 hOfStruct
, WORD szList
, HCURSOR16 hCursor
)
2624 LPDRAGINFO lpDragInfo
;
2626 HCURSOR16 hDragCursor
=0, hOldCursor
=0, hBummer
=0;
2627 HGLOBAL16 hDragInfo
= GlobalAlloc16( GMEM_SHARE
| GMEM_ZEROINIT
, 2*sizeof(DRAGINFO
));
2628 WND
*wndPtr
= WIN_FindWndPtr(hWnd
);
2629 HCURSOR16 hCurrentCursor
= 0;
2630 HWND16 hCurrentWnd
= 0;
2632 lpDragInfo
= (LPDRAGINFO
) GlobalLock16(hDragInfo
);
2633 spDragInfo
= (SEGPTR
) WIN16_GlobalLock16(hDragInfo
);
2635 if( !lpDragInfo
|| !spDragInfo
) return 0L;
2637 hBummer
= LoadCursor16(0, IDC_BUMMER16
);
2639 if( !hBummer
|| !wndPtr
)
2641 GlobalFree16(hDragInfo
);
2647 if( !(hDragCursor
= CURSORICON_IconToCursor(hCursor
, FALSE
)) )
2649 GlobalFree16(hDragInfo
);
2653 if( hDragCursor
== hCursor
) hDragCursor
= 0;
2654 else hCursor
= hDragCursor
;
2656 hOldCursor
= SetCursor32(hDragCursor
);
2659 lpDragInfo
->hWnd
= hWnd
;
2660 lpDragInfo
->hScope
= 0;
2661 lpDragInfo
->wFlags
= wObj
;
2662 lpDragInfo
->hList
= szList
; /* near pointer! */
2663 lpDragInfo
->hOfStruct
= hOfStruct
;
2667 ShowCursor32( TRUE
);
2671 do{ WaitMessage(); }
2672 while( !PeekMessage16(&msg
,0,WM_MOUSEFIRST
,WM_MOUSELAST
,PM_REMOVE
) );
2674 *(lpDragInfo
+1) = *lpDragInfo
;
2676 lpDragInfo
->pt
= msg
.pt
;
2678 /* update DRAGINFO struct */
2679 TRACE(msg
,"lpDI->hScope = %04x\n",lpDragInfo
->hScope
);
2681 if( DRAG_QueryUpdate(hwndScope
, spDragInfo
, FALSE
) > 0 )
2682 hCurrentCursor
= hCursor
;
2685 hCurrentCursor
= hBummer
;
2686 lpDragInfo
->hScope
= 0;
2688 if( hCurrentCursor
)
2689 SetCursor32(hCurrentCursor
);
2691 /* send WM_DRAGLOOP */
2692 SendMessage16( hWnd
, WM_DRAGLOOP
, (WPARAM16
)(hCurrentCursor
!= hBummer
),
2693 (LPARAM
) spDragInfo
);
2694 /* send WM_DRAGSELECT or WM_DRAGMOVE */
2695 if( hCurrentWnd
!= lpDragInfo
->hScope
)
2698 SendMessage16( hCurrentWnd
, WM_DRAGSELECT
, 0,
2699 (LPARAM
)MAKELONG(LOWORD(spDragInfo
)+sizeof(DRAGINFO
),
2700 HIWORD(spDragInfo
)) );
2701 hCurrentWnd
= lpDragInfo
->hScope
;
2703 SendMessage16( hCurrentWnd
, WM_DRAGSELECT
, 1, (LPARAM
)spDragInfo
);
2707 SendMessage16( hCurrentWnd
, WM_DRAGMOVE
, 0, (LPARAM
)spDragInfo
);
2709 } while( msg
.message
!= WM_LBUTTONUP
&& msg
.message
!= WM_NCLBUTTONUP
);
2712 ShowCursor32( FALSE
);
2716 SetCursor32( hOldCursor
);
2717 if (hDragCursor
) DestroyCursor32( hDragCursor
);
2720 if( hCurrentCursor
!= hBummer
)
2721 msg
.lParam
= SendMessage16( lpDragInfo
->hScope
, WM_DROPOBJECT
,
2722 (WPARAM16
)hWnd
, (LPARAM
)spDragInfo
);
2725 GlobalFree16(hDragInfo
);
2727 return (DWORD
)(msg
.lParam
);