Large-scale renaming of all Win32 functions and types to use the
[wine/multimedia.git] / windows / winpos.c
blob590cf211e4b862c8d3634f6ded257cf61834340f
1 /*
2 * Window position related functions.
4 * Copyright 1993, 1994, 1995 Alexandre Julliard
5 * 1995, 1996 Alex Korobka
6 */
8 #include "x11drv.h"
10 #include <string.h>
11 #include "sysmetrics.h"
12 #include "heap.h"
13 #include "module.h"
14 #include "user.h"
15 #include "win.h"
16 #include "hook.h"
17 #include "message.h"
18 #include "queue.h"
19 #include "options.h"
20 #include "task.h"
21 #include "winpos.h"
22 #include "dce.h"
23 #include "nonclient.h"
24 #include "debug.h"
25 #include "local.h"
26 #include "ldt.h"
28 #define HAS_DLGFRAME(style,exStyle) \
29 (((exStyle) & WS_EX_DLGMODALFRAME) || \
30 (((style) & WS_DLGFRAME) && !((style) & WS_BORDER)))
32 #define HAS_THICKFRAME(style) \
33 (((style) & WS_THICKFRAME) && \
34 !(((style) & (WS_DLGFRAME|WS_BORDER)) == WS_DLGFRAME))
36 #define SWP_AGG_NOGEOMETRYCHANGE \
37 (SWP_NOSIZE | SWP_NOMOVE | SWP_NOCLIENTSIZE | SWP_NOCLIENTMOVE)
38 #define SWP_AGG_NOPOSCHANGE \
39 (SWP_AGG_NOGEOMETRYCHANGE | SWP_NOZORDER)
40 #define SWP_AGG_STATUSFLAGS \
41 (SWP_AGG_NOPOSCHANGE | SWP_FRAMECHANGED | SWP_HIDEWINDOW | SWP_SHOWWINDOW)
43 #define EMPTYPOINT(pt) ((*(LONG*)&(pt)) == -1)
45 #define PLACE_MIN 0x0001
46 #define PLACE_MAX 0x0002
47 #define PLACE_RECT 0x0004
49 #define SMC_NOCOPY 0x0001
50 #define SMC_NOPARENTERASE 0x0002
51 #define SMC_DRAWFRAME 0x0004
52 #define SMC_SETXPOS 0x0008
54 /* ----- internal variables ----- */
56 static HWND hwndPrevActive = 0; /* Previously active window */
57 static HWND hGlobalShellWindow=0; /*the shell*/
59 static LPCSTR atomInternalPos;
61 extern HQUEUE16 hActiveQueue;
63 /***********************************************************************
64 * WINPOS_CreateInternalPosAtom
66 BOOL WINPOS_CreateInternalPosAtom()
68 LPSTR str = "SysIP";
69 atomInternalPos = (LPCSTR)(DWORD)GlobalAddAtomA(str);
70 return (atomInternalPos) ? TRUE : FALSE;
73 /***********************************************************************
74 * WINPOS_CheckInternalPos
76 * Called when a window is destroyed.
78 void WINPOS_CheckInternalPos( WND* wndPtr )
80 LPINTERNALPOS lpPos;
81 MESSAGEQUEUE *pMsgQ = 0;
82 HWND hwnd = wndPtr->hwndSelf;
84 lpPos = (LPINTERNALPOS) GetPropA( hwnd, atomInternalPos );
86 /* Retrieve the message queue associated with this window */
87 pMsgQ = (MESSAGEQUEUE *)QUEUE_Lock( wndPtr->hmemTaskQ );
88 if ( !pMsgQ )
90 WARN( win, "\tMessage queue not found. Exiting!\n" );
91 return;
94 if( hwnd == hwndPrevActive ) hwndPrevActive = 0;
96 if( hwnd == PERQDATA_GetActiveWnd( pMsgQ->pQData ) )
98 PERQDATA_SetActiveWnd( pMsgQ->pQData, 0 );
99 WARN(win, "\tattempt to activate destroyed window!\n");
102 if( lpPos )
104 if( IsWindow(lpPos->hwndIconTitle) )
105 DestroyWindow( lpPos->hwndIconTitle );
106 HeapFree( SystemHeap, 0, lpPos );
109 QUEUE_Unlock( pMsgQ );
110 return;
113 /***********************************************************************
114 * WINPOS_FindIconPos
116 * Find a suitable place for an iconic window.
118 static POINT16 WINPOS_FindIconPos( WND* wndPtr, POINT16 pt )
120 RECT16 rectParent;
121 short x, y, xspacing, yspacing;
123 GetClientRect16( wndPtr->parent->hwndSelf, &rectParent );
124 if ((pt.x >= rectParent.left) && (pt.x + SYSMETRICS_CXICON < rectParent.right) &&
125 (pt.y >= rectParent.top) && (pt.y + SYSMETRICS_CYICON < rectParent.bottom))
126 return pt; /* The icon already has a suitable position */
128 xspacing = SYSMETRICS_CXICONSPACING;
129 yspacing = SYSMETRICS_CYICONSPACING;
131 y = rectParent.bottom;
132 for (;;)
134 for (x = rectParent.left; x <= rectParent.right-xspacing; x += xspacing)
136 /* Check if another icon already occupies this spot */
137 WND *childPtr = wndPtr->parent->child;
138 while (childPtr)
140 if ((childPtr->dwStyle & WS_MINIMIZE) && (childPtr != wndPtr))
142 if ((childPtr->rectWindow.left < x + xspacing) &&
143 (childPtr->rectWindow.right >= x) &&
144 (childPtr->rectWindow.top <= y) &&
145 (childPtr->rectWindow.bottom > y - yspacing))
146 break; /* There's a window in there */
148 childPtr = childPtr->next;
150 if (!childPtr) /* No window was found, so it's OK for us */
152 pt.x = x + (xspacing - SYSMETRICS_CXICON) / 2;
153 pt.y = y - (yspacing + SYSMETRICS_CYICON) / 2;
154 return pt;
157 y -= yspacing;
162 /***********************************************************************
163 * ArrangeIconicWindows16 (USER.170)
165 UINT16 WINAPI ArrangeIconicWindows16( HWND16 parent)
167 return ArrangeIconicWindows(parent);
169 /***********************************************************************
170 * ArrangeIconicWindows32 (USER32.7)
172 UINT WINAPI ArrangeIconicWindows( HWND parent )
174 RECT rectParent;
175 HWND hwndChild;
176 INT x, y, xspacing, yspacing;
178 GetClientRect( parent, &rectParent );
179 x = rectParent.left;
180 y = rectParent.bottom;
181 xspacing = SYSMETRICS_CXICONSPACING;
182 yspacing = SYSMETRICS_CYICONSPACING;
184 hwndChild = GetWindow( parent, GW_CHILD );
185 while (hwndChild)
187 if( IsIconic( hwndChild ) )
189 WINPOS_ShowIconTitle( WIN_FindWndPtr(hwndChild), FALSE );
190 SetWindowPos( hwndChild, 0, x + (xspacing - SYSMETRICS_CXICON) / 2,
191 y - yspacing - SYSMETRICS_CYICON/2, 0, 0,
192 SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE );
193 if( IsWindow(hwndChild) )
194 WINPOS_ShowIconTitle( WIN_FindWndPtr(hwndChild), TRUE );
195 if (x <= rectParent.right - xspacing) x += xspacing;
196 else
198 x = rectParent.left;
199 y -= yspacing;
202 hwndChild = GetWindow( hwndChild, GW_HWNDNEXT );
204 return yspacing;
208 /***********************************************************************
209 * SwitchToThisWindow16 (USER.172)
211 void WINAPI SwitchToThisWindow16( HWND16 hwnd, BOOL16 restore )
213 SwitchToThisWindow( hwnd, restore );
217 /***********************************************************************
218 * SwitchToThisWindow32 (USER32.539)
220 void WINAPI SwitchToThisWindow( HWND hwnd, BOOL restore )
222 ShowWindow( hwnd, restore ? SW_RESTORE : SW_SHOWMINIMIZED );
226 /***********************************************************************
227 * GetWindowRect16 (USER.32)
229 void WINAPI GetWindowRect16( HWND16 hwnd, LPRECT16 rect )
231 WND * wndPtr = WIN_FindWndPtr( hwnd );
232 if (!wndPtr) return;
234 CONV_RECT32TO16( &wndPtr->rectWindow, rect );
235 if (wndPtr->dwStyle & WS_CHILD)
236 MapWindowPoints16( wndPtr->parent->hwndSelf, 0, (POINT16 *)rect, 2 );
240 /***********************************************************************
241 * GetWindowRect32 (USER32.308)
243 BOOL WINAPI GetWindowRect( HWND hwnd, LPRECT rect )
245 WND * wndPtr = WIN_FindWndPtr( hwnd );
246 if (!wndPtr) return FALSE;
248 *rect = wndPtr->rectWindow;
249 if (wndPtr->dwStyle & WS_CHILD)
250 MapWindowPoints( wndPtr->parent->hwndSelf, 0, (POINT *)rect, 2 );
251 return TRUE;
255 /***********************************************************************
256 * GetWindowRgn32
258 BOOL WINAPI GetWindowRgn ( HWND hwnd, HRGN hrgn )
261 RECT rect;
262 WND * wndPtr = WIN_FindWndPtr( hwnd );
263 if (!wndPtr) return (ERROR);
265 FIXME (win, "GetWindowRgn32: doesn't really do regions\n");
267 memset (&rect, 0, sizeof(rect));
269 GetWindowRect ( hwnd, &rect );
271 FIXME (win, "Check whether a valid region here\n");
273 SetRectRgn ( hrgn, rect.left, rect.top, rect.right, rect.bottom );
275 return (SIMPLEREGION);
278 /***********************************************************************
279 * SetWindowRgn32
281 INT WINAPI SetWindowRgn( HWND hwnd, HRGN hrgn,BOOL bRedraw)
285 FIXME (win, "SetWindowRgn32: stub\n");
286 return TRUE;
289 /***********************************************************************
290 * SetWindowRgn16
292 INT16 WINAPI SetWindowRgn16( HWND16 hwnd, HRGN16 hrgn,BOOL16 bRedraw)
296 FIXME (win, "SetWindowRgn16: stub\n");
297 return TRUE;
301 /***********************************************************************
302 * GetClientRect16 (USER.33)
304 void WINAPI GetClientRect16( HWND16 hwnd, LPRECT16 rect )
306 WND * wndPtr = WIN_FindWndPtr( hwnd );
308 rect->left = rect->top = rect->right = rect->bottom = 0;
309 if (wndPtr)
311 rect->right = wndPtr->rectClient.right - wndPtr->rectClient.left;
312 rect->bottom = wndPtr->rectClient.bottom - wndPtr->rectClient.top;
317 /***********************************************************************
318 * GetClientRect32 (USER32.220)
320 BOOL WINAPI GetClientRect( HWND hwnd, LPRECT rect )
322 WND * wndPtr = WIN_FindWndPtr( hwnd );
324 rect->left = rect->top = rect->right = rect->bottom = 0;
325 if (!wndPtr) return FALSE;
326 rect->right = wndPtr->rectClient.right - wndPtr->rectClient.left;
327 rect->bottom = wndPtr->rectClient.bottom - wndPtr->rectClient.top;
328 return TRUE;
332 /*******************************************************************
333 * ClientToScreen16 (USER.28)
335 void WINAPI ClientToScreen16( HWND16 hwnd, LPPOINT16 lppnt )
337 MapWindowPoints16( hwnd, 0, lppnt, 1 );
341 /*******************************************************************
342 * ClientToScreen32 (USER32.52)
344 BOOL WINAPI ClientToScreen( HWND hwnd, LPPOINT lppnt )
346 MapWindowPoints( hwnd, 0, lppnt, 1 );
347 return TRUE;
351 /*******************************************************************
352 * ScreenToClient16 (USER.29)
354 void WINAPI ScreenToClient16( HWND16 hwnd, LPPOINT16 lppnt )
356 MapWindowPoints16( 0, hwnd, lppnt, 1 );
360 /*******************************************************************
361 * ScreenToClient32 (USER32.447)
363 BOOL WINAPI ScreenToClient( HWND hwnd, LPPOINT lppnt )
365 MapWindowPoints( 0, hwnd, lppnt, 1 );
366 return TRUE;
370 /***********************************************************************
371 * WINPOS_WindowFromPoint
373 * Find the window and hittest for a given point.
375 INT16 WINPOS_WindowFromPoint( WND* wndScope, POINT16 pt, WND **ppWnd )
377 WND *wndPtr;
378 INT16 hittest = HTERROR;
379 POINT16 xy = pt;
381 *ppWnd = NULL;
382 wndPtr = wndScope->child;
383 if( wndScope->flags & WIN_MANAGED )
385 /* this prevents mouse clicks from going "through" scrollbars in managed mode */
386 if( pt.x < wndScope->rectClient.left || pt.x >= wndScope->rectClient.right ||
387 pt.y < wndScope->rectClient.top || pt.y >= wndScope->rectClient.bottom )
388 goto hittest;
390 MapWindowPoints16( GetDesktopWindow16(), wndScope->hwndSelf, &xy, 1 );
392 for (;;)
394 while (wndPtr)
396 /* If point is in window, and window is visible, and it */
397 /* is enabled (or it's a top-level window), then explore */
398 /* its children. Otherwise, go to the next window. */
400 if ((wndPtr->dwStyle & WS_VISIBLE) &&
401 (!(wndPtr->dwStyle & WS_DISABLED) ||
402 ((wndPtr->dwStyle & (WS_POPUP | WS_CHILD)) != WS_CHILD)) &&
403 (xy.x >= wndPtr->rectWindow.left) &&
404 (xy.x < wndPtr->rectWindow.right) &&
405 (xy.y >= wndPtr->rectWindow.top) &&
406 (xy.y < wndPtr->rectWindow.bottom))
408 *ppWnd = wndPtr; /* Got a suitable window */
410 /* If window is minimized or disabled, return at once */
411 if (wndPtr->dwStyle & WS_MINIMIZE) return HTCAPTION;
412 if (wndPtr->dwStyle & WS_DISABLED) return HTERROR;
414 /* If point is not in client area, ignore the children */
415 if ((xy.x < wndPtr->rectClient.left) ||
416 (xy.x >= wndPtr->rectClient.right) ||
417 (xy.y < wndPtr->rectClient.top) ||
418 (xy.y >= wndPtr->rectClient.bottom)) break;
420 xy.x -= wndPtr->rectClient.left;
421 xy.y -= wndPtr->rectClient.top;
422 wndPtr = wndPtr->child;
424 else wndPtr = wndPtr->next;
427 hittest:
428 /* If nothing found, try the scope window */
429 if (!*ppWnd) *ppWnd = wndScope;
431 /* Send the WM_NCHITTEST message (only if to the same task) */
432 if ((*ppWnd)->hmemTaskQ == GetFastQueue16())
434 hittest = (INT16)SendMessage16( (*ppWnd)->hwndSelf, WM_NCHITTEST,
435 0, MAKELONG( pt.x, pt.y ) );
436 if (hittest != HTTRANSPARENT) return hittest; /* Found the window */
438 else return HTCLIENT;
440 /* If no children found in last search, make point relative to parent */
441 if (!wndPtr)
443 xy.x += (*ppWnd)->rectClient.left;
444 xy.y += (*ppWnd)->rectClient.top;
447 /* Restart the search from the next sibling */
448 wndPtr = (*ppWnd)->next;
449 *ppWnd = (*ppWnd)->parent;
454 /*******************************************************************
455 * WindowFromPoint16 (USER.30)
457 HWND16 WINAPI WindowFromPoint16( POINT16 pt )
459 WND *pWnd;
460 WINPOS_WindowFromPoint( WIN_GetDesktop(), pt, &pWnd );
461 return pWnd->hwndSelf;
465 /*******************************************************************
466 * WindowFromPoint32 (USER32.582)
468 HWND WINAPI WindowFromPoint( POINT pt )
470 WND *pWnd;
471 POINT16 pt16;
472 CONV_POINT32TO16( &pt, &pt16 );
473 WINPOS_WindowFromPoint( WIN_GetDesktop(), pt16, &pWnd );
474 return (HWND)pWnd->hwndSelf;
478 /*******************************************************************
479 * ChildWindowFromPoint16 (USER.191)
481 HWND16 WINAPI ChildWindowFromPoint16( HWND16 hwndParent, POINT16 pt )
483 POINT pt32;
484 CONV_POINT16TO32( &pt, &pt32 );
485 return (HWND16)ChildWindowFromPoint( hwndParent, pt32 );
489 /*******************************************************************
490 * ChildWindowFromPoint32 (USER32.49)
492 HWND WINAPI ChildWindowFromPoint( HWND hwndParent, POINT pt )
494 /* pt is in the client coordinates */
496 WND* wnd = WIN_FindWndPtr(hwndParent);
497 RECT rect;
499 if( !wnd ) return 0;
501 /* get client rect fast */
502 rect.top = rect.left = 0;
503 rect.right = wnd->rectClient.right - wnd->rectClient.left;
504 rect.bottom = wnd->rectClient.bottom - wnd->rectClient.top;
506 if (!PtInRect( &rect, pt )) return 0;
508 wnd = wnd->child;
509 while ( wnd )
511 if (PtInRect( &wnd->rectWindow, pt )) return wnd->hwndSelf;
512 wnd = wnd->next;
514 return hwndParent;
517 /*******************************************************************
518 * ChildWindowFromPointEx16 (USER.50)
520 HWND16 WINAPI ChildWindowFromPointEx16( HWND16 hwndParent, POINT16 pt, UINT16 uFlags)
522 POINT pt32;
523 CONV_POINT16TO32( &pt, &pt32 );
524 return (HWND16)ChildWindowFromPointEx( hwndParent, pt32, uFlags );
528 /*******************************************************************
529 * ChildWindowFromPointEx32 (USER32.50)
531 HWND WINAPI ChildWindowFromPointEx( HWND hwndParent, POINT pt,
532 UINT uFlags)
534 /* pt is in the client coordinates */
536 WND* wnd = WIN_FindWndPtr(hwndParent);
537 RECT rect;
539 if( !wnd ) return 0;
541 /* get client rect fast */
542 rect.top = rect.left = 0;
543 rect.right = wnd->rectClient.right - wnd->rectClient.left;
544 rect.bottom = wnd->rectClient.bottom - wnd->rectClient.top;
546 if (!PtInRect( &rect, pt )) return 0;
548 wnd = wnd->child;
549 while ( wnd )
551 if (PtInRect( &wnd->rectWindow, pt )) {
552 if ( (uFlags & CWP_SKIPINVISIBLE) &&
553 !(wnd->dwStyle & WS_VISIBLE) )
554 wnd = wnd->next;
555 else if ( (uFlags & CWP_SKIPDISABLED) &&
556 (wnd->dwStyle & WS_DISABLED) )
557 wnd = wnd->next;
558 else if ( (uFlags & CWP_SKIPTRANSPARENT) &&
559 (wnd->dwExStyle & WS_EX_TRANSPARENT) )
560 wnd = wnd->next;
561 else
562 return wnd->hwndSelf;
565 return hwndParent;
569 /*******************************************************************
570 * WINPOS_GetWinOffset
572 * Calculate the offset between the origin of the two windows. Used
573 * to implement MapWindowPoints.
575 static void WINPOS_GetWinOffset( HWND hwndFrom, HWND hwndTo,
576 POINT *offset )
578 WND * wndPtr;
580 offset->x = offset->y = 0;
581 if (hwndFrom == hwndTo ) return;
583 /* Translate source window origin to screen coords */
584 if (hwndFrom)
586 if (!(wndPtr = WIN_FindWndPtr( hwndFrom )))
588 ERR(win,"bad hwndFrom = %04x\n",hwndFrom);
589 return;
591 while (wndPtr->parent)
593 offset->x += wndPtr->rectClient.left;
594 offset->y += wndPtr->rectClient.top;
595 wndPtr = wndPtr->parent;
599 /* Translate origin to destination window coords */
600 if (hwndTo)
602 if (!(wndPtr = WIN_FindWndPtr( hwndTo )))
604 ERR(win,"bad hwndTo = %04x\n", hwndTo );
605 return;
607 while (wndPtr->parent)
609 offset->x -= wndPtr->rectClient.left;
610 offset->y -= wndPtr->rectClient.top;
611 wndPtr = wndPtr->parent;
617 /*******************************************************************
618 * MapWindowPoints16 (USER.258)
620 void WINAPI MapWindowPoints16( HWND16 hwndFrom, HWND16 hwndTo,
621 LPPOINT16 lppt, UINT16 count )
623 POINT offset;
625 WINPOS_GetWinOffset( hwndFrom, hwndTo, &offset );
626 while (count--)
628 lppt->x += offset.x;
629 lppt->y += offset.y;
630 lppt++;
635 /*******************************************************************
636 * MapWindowPoints32 (USER32.386)
638 INT WINAPI MapWindowPoints( HWND hwndFrom, HWND hwndTo,
639 LPPOINT lppt, UINT count )
641 POINT offset;
643 WINPOS_GetWinOffset( hwndFrom, hwndTo, &offset );
644 while (count--)
646 lppt->x += offset.x;
647 lppt->y += offset.y;
648 lppt++;
650 return MAKELONG( LOWORD(offset.x), LOWORD(offset.y) );
654 /***********************************************************************
655 * IsIconic16 (USER.31)
657 BOOL16 WINAPI IsIconic16(HWND16 hWnd)
659 return IsIconic(hWnd);
663 /***********************************************************************
664 * IsIconic32 (USER32.345)
666 BOOL WINAPI IsIconic(HWND hWnd)
668 WND * wndPtr = WIN_FindWndPtr(hWnd);
669 if (wndPtr == NULL) return FALSE;
670 return (wndPtr->dwStyle & WS_MINIMIZE) != 0;
674 /***********************************************************************
675 * IsZoomed (USER.272)
677 BOOL16 WINAPI IsZoomed16(HWND16 hWnd)
679 return IsZoomed(hWnd);
683 /***********************************************************************
684 * IsZoomed (USER32.352)
686 BOOL WINAPI IsZoomed(HWND hWnd)
688 WND * wndPtr = WIN_FindWndPtr(hWnd);
689 if (wndPtr == NULL) return FALSE;
690 return (wndPtr->dwStyle & WS_MAXIMIZE) != 0;
694 /*******************************************************************
695 * GetActiveWindow (USER.60)
697 HWND16 WINAPI GetActiveWindow16(void)
699 return (HWND16)GetActiveWindow();
702 /*******************************************************************
703 * GetActiveWindow (USER32.205)
705 HWND WINAPI GetActiveWindow(void)
707 MESSAGEQUEUE *pCurMsgQ = 0;
708 HWND hwndActive = 0;
710 /* Get the messageQ for the current thread */
711 if (!(pCurMsgQ = (MESSAGEQUEUE *)QUEUE_Lock( GetFastQueue16() )))
713 WARN( win, "\tCurrent message queue not found. Exiting!\n" );
714 return 0;
717 /* Return the current active window from the perQ data of the current message Q */
718 hwndActive = PERQDATA_GetActiveWnd( pCurMsgQ->pQData );
720 QUEUE_Unlock( pCurMsgQ );
721 return hwndActive;
725 /*******************************************************************
726 * WINPOS_CanActivate
728 static BOOL WINPOS_CanActivate(WND* pWnd)
730 if( pWnd && ((pWnd->dwStyle & (WS_DISABLED | WS_VISIBLE | WS_CHILD))
731 == WS_VISIBLE) ) return TRUE;
732 return FALSE;
736 /*******************************************************************
737 * SetActiveWindow16 (USER.59)
739 HWND16 WINAPI SetActiveWindow16( HWND16 hwnd )
741 return SetActiveWindow(hwnd);
745 /*******************************************************************
746 * SetActiveWindow32 (USER32.463)
748 HWND WINAPI SetActiveWindow( HWND hwnd )
750 HWND prev = 0;
751 WND *wndPtr = WIN_FindWndPtr( hwnd );
752 MESSAGEQUEUE *pMsgQ = 0, *pCurMsgQ = 0;
754 if ( !WINPOS_CanActivate(wndPtr) ) return 0;
756 /* Get the messageQ for the current thread */
757 if (!(pCurMsgQ = (MESSAGEQUEUE *)QUEUE_Lock( GetFastQueue16() )))
759 WARN( win, "\tCurrent message queue not found. Exiting!\n" );
760 goto CLEANUP;
763 /* Retrieve the message queue associated with this window */
764 pMsgQ = (MESSAGEQUEUE *)QUEUE_Lock( wndPtr->hmemTaskQ );
765 if ( !pMsgQ )
767 WARN( win, "\tWindow message queue not found. Exiting!\n" );
768 goto CLEANUP;
771 /* Make sure that the window is associated with the calling threads
772 * message queue. It must share the same perQ data.
774 if ( pCurMsgQ->pQData != pMsgQ->pQData )
775 goto CLEANUP;
777 /* Save current active window */
778 prev = PERQDATA_GetActiveWnd( pMsgQ->pQData );
780 WINPOS_SetActiveWindow( hwnd, 0, 0 );
782 CLEANUP:
783 /* Unlock the queues before returning */
784 if ( pMsgQ )
785 QUEUE_Unlock( pMsgQ );
786 if ( pCurMsgQ )
787 QUEUE_Unlock( pCurMsgQ );
789 return prev;
793 /*******************************************************************
794 * GetForegroundWindow16 (USER.608)
796 HWND16 WINAPI GetForegroundWindow16(void)
798 return (HWND16)GetForegroundWindow();
802 /*******************************************************************
803 * SetForegroundWindow16 (USER.609)
805 BOOL16 WINAPI SetForegroundWindow16( HWND16 hwnd )
807 return SetForegroundWindow( hwnd );
811 /*******************************************************************
812 * GetForegroundWindow32 (USER32.241)
814 HWND WINAPI GetForegroundWindow(void)
816 return GetActiveWindow();
820 /*******************************************************************
821 * SetForegroundWindow32 (USER32.482)
823 BOOL WINAPI SetForegroundWindow( HWND hwnd )
825 SetActiveWindow( hwnd );
826 return TRUE;
830 /*******************************************************************
831 * GetShellWindow16 (USER.600)
833 HWND16 WINAPI GetShellWindow16(void)
835 return GetShellWindow();
838 /*******************************************************************
839 * SetShellWindow32 (USER32.504)
841 HWND WINAPI SetShellWindow(HWND hwndshell)
842 { WARN(win, "(hWnd=%08x) semi stub\n",hwndshell );
844 hGlobalShellWindow = hwndshell;
845 return hGlobalShellWindow;
849 /*******************************************************************
850 * GetShellWindow32 (USER32.287)
852 HWND WINAPI GetShellWindow(void)
853 { WARN(win, "(hWnd=%x) semi stub\n",hGlobalShellWindow );
855 return hGlobalShellWindow;
859 /***********************************************************************
860 * BringWindowToTop16 (USER.45)
862 BOOL16 WINAPI BringWindowToTop16( HWND16 hwnd )
864 return BringWindowToTop(hwnd);
868 /***********************************************************************
869 * BringWindowToTop32 (USER32.11)
871 BOOL WINAPI BringWindowToTop( HWND hwnd )
873 return SetWindowPos( hwnd, HWND_TOP, 0, 0, 0, 0, SWP_NOMOVE|SWP_NOSIZE );
877 /***********************************************************************
878 * MoveWindow16 (USER.56)
880 BOOL16 WINAPI MoveWindow16( HWND16 hwnd, INT16 x, INT16 y, INT16 cx, INT16 cy,
881 BOOL16 repaint )
883 return MoveWindow(hwnd,x,y,cx,cy,repaint);
887 /***********************************************************************
888 * MoveWindow32 (USER32.399)
890 BOOL WINAPI MoveWindow( HWND hwnd, INT x, INT y, INT cx, INT cy,
891 BOOL repaint )
893 int flags = SWP_NOZORDER | SWP_NOACTIVATE;
894 if (!repaint) flags |= SWP_NOREDRAW;
895 TRACE(win, "%04x %d,%d %dx%d %d\n",
896 hwnd, x, y, cx, cy, repaint );
897 return SetWindowPos( hwnd, 0, x, y, cx, cy, flags );
900 /***********************************************************************
901 * WINPOS_InitInternalPos
903 static LPINTERNALPOS WINPOS_InitInternalPos( WND* wnd, POINT pt,
904 LPRECT restoreRect )
906 LPINTERNALPOS lpPos = (LPINTERNALPOS) GetPropA( wnd->hwndSelf,
907 atomInternalPos );
908 if( !lpPos )
910 /* this happens when the window is minimized/maximized
911 * for the first time (rectWindow is not adjusted yet) */
913 lpPos = HeapAlloc( SystemHeap, 0, sizeof(INTERNALPOS) );
914 if( !lpPos ) return NULL;
916 SetPropA( wnd->hwndSelf, atomInternalPos, (HANDLE)lpPos );
917 lpPos->hwndIconTitle = 0; /* defer until needs to be shown */
918 CONV_RECT32TO16( &wnd->rectWindow, &lpPos->rectNormal );
919 *(UINT*)&lpPos->ptIconPos = *(UINT*)&lpPos->ptMaxPos = 0xFFFFFFFF;
922 if( wnd->dwStyle & WS_MINIMIZE )
923 CONV_POINT32TO16( &pt, &lpPos->ptIconPos );
924 else if( wnd->dwStyle & WS_MAXIMIZE )
925 CONV_POINT32TO16( &pt, &lpPos->ptMaxPos );
926 else if( restoreRect )
927 CONV_RECT32TO16( restoreRect, &lpPos->rectNormal );
929 return lpPos;
932 /***********************************************************************
933 * WINPOS_RedrawIconTitle
935 BOOL WINPOS_RedrawIconTitle( HWND hWnd )
937 LPINTERNALPOS lpPos = (LPINTERNALPOS)GetPropA( hWnd, atomInternalPos );
938 if( lpPos )
940 if( lpPos->hwndIconTitle )
942 SendMessageA( lpPos->hwndIconTitle, WM_SHOWWINDOW, TRUE, 0);
943 InvalidateRect( lpPos->hwndIconTitle, NULL, TRUE );
944 return TRUE;
947 return FALSE;
950 /***********************************************************************
951 * WINPOS_ShowIconTitle
953 BOOL WINPOS_ShowIconTitle( WND* pWnd, BOOL bShow )
955 LPINTERNALPOS lpPos = (LPINTERNALPOS)GetPropA( pWnd->hwndSelf, atomInternalPos );
957 if( lpPos && !(pWnd->flags & WIN_MANAGED))
959 HWND16 hWnd = lpPos->hwndIconTitle;
961 TRACE(win,"0x%04x %i\n", pWnd->hwndSelf, (bShow != 0) );
963 if( !hWnd )
964 lpPos->hwndIconTitle = hWnd = ICONTITLE_Create( pWnd );
965 if( bShow )
967 pWnd = WIN_FindWndPtr(hWnd);
969 if( !(pWnd->dwStyle & WS_VISIBLE) )
971 SendMessageA( hWnd, WM_SHOWWINDOW, TRUE, 0 );
972 SetWindowPos( hWnd, 0, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE |
973 SWP_NOACTIVATE | SWP_NOZORDER | SWP_SHOWWINDOW );
976 else ShowWindow( hWnd, SW_HIDE );
978 return FALSE;
981 /*******************************************************************
982 * WINPOS_GetMinMaxInfo
984 * Get the minimized and maximized information for a window.
986 void WINPOS_GetMinMaxInfo( WND *wndPtr, POINT *maxSize, POINT *maxPos,
987 POINT *minTrack, POINT *maxTrack )
989 LPINTERNALPOS lpPos;
990 MINMAXINFO MinMax;
991 INT xinc, yinc;
993 /* Compute default values */
995 MinMax.ptMaxSize.x = SYSMETRICS_CXSCREEN;
996 MinMax.ptMaxSize.y = SYSMETRICS_CYSCREEN;
997 MinMax.ptMinTrackSize.x = SYSMETRICS_CXMINTRACK;
998 MinMax.ptMinTrackSize.y = SYSMETRICS_CYMINTRACK;
999 MinMax.ptMaxTrackSize.x = SYSMETRICS_CXSCREEN;
1000 MinMax.ptMaxTrackSize.y = SYSMETRICS_CYSCREEN;
1002 if (wndPtr->flags & WIN_MANAGED) xinc = yinc = 0;
1003 else if (HAS_DLGFRAME( wndPtr->dwStyle, wndPtr->dwExStyle ))
1005 xinc = SYSMETRICS_CXDLGFRAME;
1006 yinc = SYSMETRICS_CYDLGFRAME;
1008 else
1010 xinc = yinc = 0;
1011 if (HAS_THICKFRAME(wndPtr->dwStyle))
1013 xinc += SYSMETRICS_CXFRAME;
1014 yinc += SYSMETRICS_CYFRAME;
1016 if (wndPtr->dwStyle & WS_BORDER)
1018 xinc += SYSMETRICS_CXBORDER;
1019 yinc += SYSMETRICS_CYBORDER;
1022 MinMax.ptMaxSize.x += 2 * xinc;
1023 MinMax.ptMaxSize.y += 2 * yinc;
1025 lpPos = (LPINTERNALPOS)GetPropA( wndPtr->hwndSelf, atomInternalPos );
1026 if( lpPos && !EMPTYPOINT(lpPos->ptMaxPos) )
1027 CONV_POINT16TO32( &lpPos->ptMaxPos, &MinMax.ptMaxPosition );
1028 else
1030 MinMax.ptMaxPosition.x = -xinc;
1031 MinMax.ptMaxPosition.y = -yinc;
1034 SendMessageA( wndPtr->hwndSelf, WM_GETMINMAXINFO, 0, (LPARAM)&MinMax );
1036 /* Some sanity checks */
1038 TRACE(win,"%ld %ld / %ld %ld / %ld %ld / %ld %ld\n",
1039 MinMax.ptMaxSize.x, MinMax.ptMaxSize.y,
1040 MinMax.ptMaxPosition.x, MinMax.ptMaxPosition.y,
1041 MinMax.ptMaxTrackSize.x, MinMax.ptMaxTrackSize.y,
1042 MinMax.ptMinTrackSize.x, MinMax.ptMinTrackSize.y);
1043 MinMax.ptMaxTrackSize.x = MAX( MinMax.ptMaxTrackSize.x,
1044 MinMax.ptMinTrackSize.x );
1045 MinMax.ptMaxTrackSize.y = MAX( MinMax.ptMaxTrackSize.y,
1046 MinMax.ptMinTrackSize.y );
1048 if (maxSize) *maxSize = MinMax.ptMaxSize;
1049 if (maxPos) *maxPos = MinMax.ptMaxPosition;
1050 if (minTrack) *minTrack = MinMax.ptMinTrackSize;
1051 if (maxTrack) *maxTrack = MinMax.ptMaxTrackSize;
1054 /***********************************************************************
1055 * WINPOS_MinMaximize
1057 * Fill in lpRect and return additional flags to be used with SetWindowPos().
1058 * This function assumes that 'cmd' is different from the current window
1059 * state.
1061 UINT16 WINPOS_MinMaximize( WND* wndPtr, UINT16 cmd, LPRECT16 lpRect )
1063 UINT16 swpFlags = 0;
1064 POINT pt;
1065 POINT size = { wndPtr->rectWindow.left, wndPtr->rectWindow.top };
1066 LPINTERNALPOS lpPos = WINPOS_InitInternalPos( wndPtr, size,
1067 &wndPtr->rectWindow );
1069 TRACE(win,"0x%04x %u\n", wndPtr->hwndSelf, cmd );
1071 if (lpPos && !HOOK_CallHooks16(WH_CBT, HCBT_MINMAX, wndPtr->hwndSelf, cmd))
1073 if( wndPtr->dwStyle & WS_MINIMIZE )
1075 if( !SendMessageA( wndPtr->hwndSelf, WM_QUERYOPEN, 0, 0L ) )
1076 return (SWP_NOSIZE | SWP_NOMOVE);
1077 swpFlags |= SWP_NOCOPYBITS;
1079 switch( cmd )
1081 case SW_MINIMIZE:
1082 if( wndPtr->dwStyle & WS_MAXIMIZE)
1084 wndPtr->flags |= WIN_RESTORE_MAX;
1085 wndPtr->dwStyle &= ~WS_MAXIMIZE;
1087 else
1088 wndPtr->flags &= ~WIN_RESTORE_MAX;
1089 wndPtr->dwStyle |= WS_MINIMIZE;
1091 lpPos->ptIconPos = WINPOS_FindIconPos( wndPtr, lpPos->ptIconPos );
1093 SetRect16( lpRect, lpPos->ptIconPos.x, lpPos->ptIconPos.y,
1094 SYSMETRICS_CXICON, SYSMETRICS_CYICON );
1095 swpFlags |= SWP_NOCOPYBITS;
1096 break;
1098 case SW_MAXIMIZE:
1099 CONV_POINT16TO32( &lpPos->ptMaxPos, &pt );
1100 WINPOS_GetMinMaxInfo( wndPtr, &size, &pt, NULL, NULL );
1101 CONV_POINT32TO16( &pt, &lpPos->ptMaxPos );
1103 if( wndPtr->dwStyle & WS_MINIMIZE )
1105 WINPOS_ShowIconTitle( wndPtr, FALSE );
1106 wndPtr->dwStyle &= ~WS_MINIMIZE;
1108 wndPtr->dwStyle |= WS_MAXIMIZE;
1110 SetRect16( lpRect, lpPos->ptMaxPos.x, lpPos->ptMaxPos.y,
1111 size.x, size.y );
1112 break;
1114 case SW_RESTORE:
1115 if( wndPtr->dwStyle & WS_MINIMIZE )
1117 wndPtr->dwStyle &= ~WS_MINIMIZE;
1118 WINPOS_ShowIconTitle( wndPtr, FALSE );
1119 if( wndPtr->flags & WIN_RESTORE_MAX)
1121 /* Restore to maximized position */
1122 CONV_POINT16TO32( &lpPos->ptMaxPos, &pt );
1123 WINPOS_GetMinMaxInfo( wndPtr, &size, &pt, NULL, NULL);
1124 CONV_POINT32TO16( &pt, &lpPos->ptMaxPos );
1125 wndPtr->dwStyle |= WS_MAXIMIZE;
1126 SetRect16( lpRect, lpPos->ptMaxPos.x, lpPos->ptMaxPos.y, size.x, size.y );
1127 break;
1130 else
1131 if( !(wndPtr->dwStyle & WS_MAXIMIZE) ) return (UINT16)(-1);
1132 else wndPtr->dwStyle &= ~WS_MAXIMIZE;
1134 /* Restore to normal position */
1136 *lpRect = lpPos->rectNormal;
1137 lpRect->right -= lpRect->left;
1138 lpRect->bottom -= lpRect->top;
1140 break;
1142 } else swpFlags |= SWP_NOSIZE | SWP_NOMOVE;
1143 return swpFlags;
1146 /***********************************************************************
1147 * ShowWindowAsync32 (USER32.535)
1149 * doesn't wait; returns immediately.
1150 * used by threads to toggle windows in other (possibly hanging) threads
1152 BOOL WINAPI ShowWindowAsync( HWND hwnd, INT cmd )
1154 /* FIXME: does ShowWindow32() return immediately ? */
1155 return ShowWindow(hwnd, cmd);
1159 /***********************************************************************
1160 * ShowWindow16 (USER.42)
1162 BOOL16 WINAPI ShowWindow16( HWND16 hwnd, INT16 cmd )
1164 return ShowWindow(hwnd,cmd);
1168 /***********************************************************************
1169 * ShowWindow32 (USER32.534)
1171 BOOL WINAPI ShowWindow( HWND hwnd, INT cmd )
1173 WND* wndPtr = WIN_FindWndPtr( hwnd );
1174 BOOL wasVisible, showFlag;
1175 RECT16 newPos = {0, 0, 0, 0};
1176 int swp = 0;
1178 if (!wndPtr) return FALSE;
1180 TRACE(win,"hwnd=%04x, cmd=%d\n", hwnd, cmd);
1182 wasVisible = (wndPtr->dwStyle & WS_VISIBLE) != 0;
1184 switch(cmd)
1186 case SW_HIDE:
1187 if (!wasVisible) return FALSE;
1188 swp |= SWP_HIDEWINDOW | SWP_NOSIZE | SWP_NOMOVE |
1189 SWP_NOACTIVATE | SWP_NOZORDER;
1190 if ((hwnd == GetFocus()) || IsChild( hwnd, GetFocus()))
1192 /* Revert focus to parent */
1193 SetFocus( GetParent(hwnd) );
1195 break;
1197 case SW_SHOWMINNOACTIVE:
1198 swp |= SWP_NOACTIVATE | SWP_NOZORDER;
1199 /* fall through */
1200 case SW_SHOWMINIMIZED:
1201 swp |= SWP_SHOWWINDOW;
1202 /* fall through */
1203 case SW_MINIMIZE:
1204 swp |= SWP_FRAMECHANGED;
1205 if( !(wndPtr->dwStyle & WS_MINIMIZE) )
1206 swp |= WINPOS_MinMaximize( wndPtr, SW_MINIMIZE, &newPos );
1207 else swp |= SWP_NOSIZE | SWP_NOMOVE;
1208 break;
1210 case SW_SHOWMAXIMIZED: /* same as SW_MAXIMIZE */
1211 swp |= SWP_SHOWWINDOW | SWP_FRAMECHANGED;
1212 if( !(wndPtr->dwStyle & WS_MAXIMIZE) )
1213 swp |= WINPOS_MinMaximize( wndPtr, SW_MAXIMIZE, &newPos );
1214 else swp |= SWP_NOSIZE | SWP_NOMOVE;
1215 break;
1217 case SW_SHOWNA:
1218 swp |= SWP_NOACTIVATE | SWP_NOZORDER;
1219 /* fall through */
1220 case SW_SHOW:
1221 swp |= SWP_SHOWWINDOW | SWP_NOSIZE | SWP_NOMOVE;
1222 break;
1224 case SW_SHOWNOACTIVATE:
1225 swp |= SWP_NOZORDER;
1226 if (GetActiveWindow()) swp |= SWP_NOACTIVATE;
1227 /* fall through */
1228 case SW_SHOWNORMAL: /* same as SW_NORMAL: */
1229 case SW_SHOWDEFAULT: /* FIXME: should have its own handler */
1230 case SW_RESTORE:
1231 swp |= SWP_SHOWWINDOW | SWP_FRAMECHANGED;
1233 if( wndPtr->dwStyle & (WS_MINIMIZE | WS_MAXIMIZE) )
1234 swp |= WINPOS_MinMaximize( wndPtr, SW_RESTORE, &newPos );
1235 else swp |= SWP_NOSIZE | SWP_NOMOVE;
1236 break;
1239 showFlag = (cmd != SW_HIDE);
1240 if (showFlag != wasVisible)
1242 SendMessageA( hwnd, WM_SHOWWINDOW, showFlag, 0 );
1243 if (!IsWindow( hwnd )) return wasVisible;
1246 if ((wndPtr->dwStyle & WS_CHILD) &&
1247 !IsWindowVisible( wndPtr->parent->hwndSelf ) &&
1248 (swp & (SWP_NOSIZE | SWP_NOMOVE)) == (SWP_NOSIZE | SWP_NOMOVE) )
1250 /* Don't call SetWindowPos32() on invisible child windows */
1251 if (cmd == SW_HIDE) wndPtr->dwStyle &= ~WS_VISIBLE;
1252 else wndPtr->dwStyle |= WS_VISIBLE;
1254 else
1256 /* We can't activate a child window */
1257 if (wndPtr->dwStyle & WS_CHILD) swp |= SWP_NOACTIVATE | SWP_NOZORDER;
1258 SetWindowPos( hwnd, HWND_TOP,
1259 newPos.left, newPos.top, newPos.right, newPos.bottom, swp );
1260 if (!IsWindow( hwnd )) return wasVisible;
1261 else if( wndPtr->dwStyle & WS_MINIMIZE ) WINPOS_ShowIconTitle( wndPtr, TRUE );
1264 if (wndPtr->flags & WIN_NEED_SIZE)
1266 /* should happen only in CreateWindowEx() */
1267 int wParam = SIZE_RESTORED;
1269 wndPtr->flags &= ~WIN_NEED_SIZE;
1270 if (wndPtr->dwStyle & WS_MAXIMIZE) wParam = SIZE_MAXIMIZED;
1271 else if (wndPtr->dwStyle & WS_MINIMIZE) wParam = SIZE_MINIMIZED;
1272 SendMessageA( hwnd, WM_SIZE, wParam,
1273 MAKELONG(wndPtr->rectClient.right-wndPtr->rectClient.left,
1274 wndPtr->rectClient.bottom-wndPtr->rectClient.top));
1275 SendMessageA( hwnd, WM_MOVE, 0,
1276 MAKELONG(wndPtr->rectClient.left, wndPtr->rectClient.top) );
1279 return wasVisible;
1283 /***********************************************************************
1284 * GetInternalWindowPos16 (USER.460)
1286 UINT16 WINAPI GetInternalWindowPos16( HWND16 hwnd, LPRECT16 rectWnd,
1287 LPPOINT16 ptIcon )
1289 WINDOWPLACEMENT16 wndpl;
1290 if (GetWindowPlacement16( hwnd, &wndpl ))
1292 if (rectWnd) *rectWnd = wndpl.rcNormalPosition;
1293 if (ptIcon) *ptIcon = wndpl.ptMinPosition;
1294 return wndpl.showCmd;
1296 return 0;
1300 /***********************************************************************
1301 * GetInternalWindowPos32 (USER32.245)
1303 UINT WINAPI GetInternalWindowPos( HWND hwnd, LPRECT rectWnd,
1304 LPPOINT ptIcon )
1306 WINDOWPLACEMENT wndpl;
1307 if (GetWindowPlacement( hwnd, &wndpl ))
1309 if (rectWnd) *rectWnd = wndpl.rcNormalPosition;
1310 if (ptIcon) *ptIcon = wndpl.ptMinPosition;
1311 return wndpl.showCmd;
1313 return 0;
1316 /***********************************************************************
1317 * GetWindowPlacement16 (USER.370)
1319 BOOL16 WINAPI GetWindowPlacement16( HWND16 hwnd, WINDOWPLACEMENT16 *wndpl )
1321 WND *pWnd = WIN_FindWndPtr( hwnd );
1322 if( pWnd )
1324 LPINTERNALPOS lpPos = (LPINTERNALPOS)WINPOS_InitInternalPos( pWnd,
1325 *(LPPOINT)&pWnd->rectWindow.left, &pWnd->rectWindow );
1326 wndpl->length = sizeof(*wndpl);
1327 if( pWnd->dwStyle & WS_MINIMIZE )
1328 wndpl->showCmd = SW_SHOWMINIMIZED;
1329 else
1330 wndpl->showCmd = ( pWnd->dwStyle & WS_MAXIMIZE )
1331 ? SW_SHOWMAXIMIZED : SW_SHOWNORMAL ;
1332 if( pWnd->flags & WIN_RESTORE_MAX )
1333 wndpl->flags = WPF_RESTORETOMAXIMIZED;
1334 else
1335 wndpl->flags = 0;
1336 wndpl->ptMinPosition = lpPos->ptIconPos;
1337 wndpl->ptMaxPosition = lpPos->ptMaxPos;
1338 wndpl->rcNormalPosition = lpPos->rectNormal;
1339 return TRUE;
1341 return FALSE;
1345 /***********************************************************************
1346 * GetWindowPlacement32 (USER32.307)
1348 * Win95:
1349 * Fails if wndpl->length of Win95 (!) apps is invalid.
1351 BOOL WINAPI GetWindowPlacement( HWND hwnd, WINDOWPLACEMENT *pwpl32 )
1353 if( pwpl32 )
1355 WINDOWPLACEMENT16 wpl;
1356 wpl.length = sizeof(wpl);
1357 if( GetWindowPlacement16( hwnd, &wpl ) )
1359 pwpl32->length = sizeof(*pwpl32);
1360 pwpl32->flags = wpl.flags;
1361 pwpl32->showCmd = wpl.showCmd;
1362 CONV_POINT16TO32( &wpl.ptMinPosition, &pwpl32->ptMinPosition );
1363 CONV_POINT16TO32( &wpl.ptMaxPosition, &pwpl32->ptMaxPosition );
1364 CONV_RECT16TO32( &wpl.rcNormalPosition, &pwpl32->rcNormalPosition );
1365 return TRUE;
1368 return FALSE;
1372 /***********************************************************************
1373 * WINPOS_SetPlacement
1375 static BOOL WINPOS_SetPlacement( HWND hwnd, const WINDOWPLACEMENT16 *wndpl,
1376 UINT flags )
1378 WND *pWnd = WIN_FindWndPtr( hwnd );
1379 if( pWnd )
1381 LPINTERNALPOS lpPos = (LPINTERNALPOS)WINPOS_InitInternalPos( pWnd,
1382 *(LPPOINT)&pWnd->rectWindow.left, &pWnd->rectWindow );
1384 if( flags & PLACE_MIN ) lpPos->ptIconPos = wndpl->ptMinPosition;
1385 if( flags & PLACE_MAX ) lpPos->ptMaxPos = wndpl->ptMaxPosition;
1386 if( flags & PLACE_RECT) lpPos->rectNormal = wndpl->rcNormalPosition;
1388 if( pWnd->dwStyle & WS_MINIMIZE )
1390 WINPOS_ShowIconTitle( pWnd, FALSE );
1391 if( wndpl->flags & WPF_SETMINPOSITION && !EMPTYPOINT(lpPos->ptIconPos))
1392 SetWindowPos( hwnd, 0, lpPos->ptIconPos.x, lpPos->ptIconPos.y,
1393 0, 0, SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE );
1395 else if( pWnd->dwStyle & WS_MAXIMIZE )
1397 if( !EMPTYPOINT(lpPos->ptMaxPos) )
1398 SetWindowPos( hwnd, 0, lpPos->ptMaxPos.x, lpPos->ptMaxPos.y,
1399 0, 0, SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE );
1401 else if( flags & PLACE_RECT )
1402 SetWindowPos( hwnd, 0, lpPos->rectNormal.left, lpPos->rectNormal.top,
1403 lpPos->rectNormal.right - lpPos->rectNormal.left,
1404 lpPos->rectNormal.bottom - lpPos->rectNormal.top,
1405 SWP_NOZORDER | SWP_NOACTIVATE );
1407 ShowWindow( hwnd, wndpl->showCmd );
1408 if( IsWindow(hwnd) && pWnd->dwStyle & WS_MINIMIZE )
1410 if( pWnd->dwStyle & WS_VISIBLE ) WINPOS_ShowIconTitle( pWnd, TRUE );
1412 /* SDK: ...valid only the next time... */
1413 if( wndpl->flags & WPF_RESTORETOMAXIMIZED ) pWnd->flags |= WIN_RESTORE_MAX;
1415 return TRUE;
1417 return FALSE;
1421 /***********************************************************************
1422 * SetWindowPlacement16 (USER.371)
1424 BOOL16 WINAPI SetWindowPlacement16(HWND16 hwnd, const WINDOWPLACEMENT16 *wndpl)
1426 return WINPOS_SetPlacement( hwnd, wndpl,
1427 PLACE_MIN | PLACE_MAX | PLACE_RECT );
1430 /***********************************************************************
1431 * SetWindowPlacement32 (USER32.519)
1433 * Win95:
1434 * Fails if wndpl->length of Win95 (!) apps is invalid.
1436 BOOL WINAPI SetWindowPlacement( HWND hwnd, const WINDOWPLACEMENT *pwpl32 )
1438 if( pwpl32 )
1440 WINDOWPLACEMENT16 wpl = { sizeof(WINDOWPLACEMENT16),
1441 pwpl32->flags, pwpl32->showCmd, { pwpl32->ptMinPosition.x,
1442 pwpl32->ptMinPosition.y }, { pwpl32->ptMaxPosition.x,
1443 pwpl32->ptMaxPosition.y }, { pwpl32->rcNormalPosition.left,
1444 pwpl32->rcNormalPosition.top, pwpl32->rcNormalPosition.right,
1445 pwpl32->rcNormalPosition.bottom } };
1447 return WINPOS_SetPlacement( hwnd, &wpl, PLACE_MIN | PLACE_MAX | PLACE_RECT );
1449 return FALSE;
1453 /***********************************************************************
1454 * SetInternalWindowPos16 (USER.461)
1456 void WINAPI SetInternalWindowPos16( HWND16 hwnd, UINT16 showCmd,
1457 LPRECT16 rect, LPPOINT16 pt )
1459 if( IsWindow16(hwnd) )
1461 WINDOWPLACEMENT16 wndpl;
1462 UINT flags;
1464 wndpl.length = sizeof(wndpl);
1465 wndpl.showCmd = showCmd;
1466 wndpl.flags = flags = 0;
1468 if( pt )
1470 flags |= PLACE_MIN;
1471 wndpl.flags |= WPF_SETMINPOSITION;
1472 wndpl.ptMinPosition = *pt;
1474 if( rect )
1476 flags |= PLACE_RECT;
1477 wndpl.rcNormalPosition = *rect;
1479 WINPOS_SetPlacement( hwnd, &wndpl, flags );
1484 /***********************************************************************
1485 * SetInternalWindowPos32 (USER32.483)
1487 void WINAPI SetInternalWindowPos( HWND hwnd, UINT showCmd,
1488 LPRECT rect, LPPOINT pt )
1490 if( IsWindow(hwnd) )
1492 WINDOWPLACEMENT16 wndpl;
1493 UINT flags;
1495 wndpl.length = sizeof(wndpl);
1496 wndpl.showCmd = showCmd;
1497 wndpl.flags = flags = 0;
1499 if( pt )
1501 flags |= PLACE_MIN;
1502 wndpl.flags |= WPF_SETMINPOSITION;
1503 CONV_POINT32TO16( pt, &wndpl.ptMinPosition );
1505 if( rect )
1507 flags |= PLACE_RECT;
1508 CONV_RECT32TO16( rect, &wndpl.rcNormalPosition );
1510 WINPOS_SetPlacement( hwnd, &wndpl, flags );
1514 /*******************************************************************
1515 * WINPOS_SetActiveWindow
1517 * SetActiveWindow() back-end. This is the only function that
1518 * can assign active status to a window. It must be called only
1519 * for the top level windows.
1521 BOOL WINPOS_SetActiveWindow( HWND hWnd, BOOL fMouse, BOOL fChangeFocus)
1523 CBTACTIVATESTRUCT16* cbtStruct;
1524 WND* wndPtr, *wndTemp;
1525 HQUEUE16 hOldActiveQueue, hNewActiveQueue;
1526 MESSAGEQUEUE *pOldActiveQueue = 0, *pNewActiveQueue = 0;
1527 WORD wIconized = 0;
1528 HWND hwndActive = 0;
1529 BOOL bRet = 0;
1531 /* Get current active window from the active queue */
1532 if ( hActiveQueue )
1534 pOldActiveQueue = QUEUE_Lock( hActiveQueue );
1535 if ( pOldActiveQueue )
1536 hwndActive = PERQDATA_GetActiveWnd( pOldActiveQueue->pQData );
1539 /* paranoid checks */
1540 if( hWnd == GetDesktopWindow() || hWnd == hwndActive ) goto CLEANUP;
1542 /* if (wndPtr && (GetFastQueue() != wndPtr->hmemTaskQ))
1543 * return 0;
1545 wndPtr = WIN_FindWndPtr(hWnd);
1546 hOldActiveQueue = hActiveQueue;
1548 if( (wndTemp = WIN_FindWndPtr(hwndActive)) )
1549 wIconized = HIWORD(wndTemp->dwStyle & WS_MINIMIZE);
1550 else
1551 TRACE(win,"no current active window.\n");
1553 /* call CBT hook chain */
1554 if ((cbtStruct = SEGPTR_NEW(CBTACTIVATESTRUCT16)))
1556 LRESULT wRet;
1557 cbtStruct->fMouse = fMouse;
1558 cbtStruct->hWndActive = hwndActive;
1559 wRet = HOOK_CallHooks16( WH_CBT, HCBT_ACTIVATE, (WPARAM16)hWnd,
1560 (LPARAM)SEGPTR_GET(cbtStruct) );
1561 SEGPTR_FREE(cbtStruct);
1562 if (wRet)
1564 /* Unlock the active queue before returning */
1565 if ( pOldActiveQueue )
1566 QUEUE_Unlock( pOldActiveQueue );
1567 return wRet;
1571 /* set prev active wnd to current active wnd and send notification */
1572 if ((hwndPrevActive = hwndActive) && IsWindow(hwndPrevActive))
1574 MESSAGEQUEUE *pTempActiveQueue = 0;
1576 if (!SendMessageA( hwndPrevActive, WM_NCACTIVATE, FALSE, 0 ))
1578 if (GetSysModalWindow16() != hWnd) goto CLEANUP;
1579 /* disregard refusal if hWnd is sysmodal */
1582 #if 1
1583 SendMessageA( hwndPrevActive, WM_ACTIVATE,
1584 MAKEWPARAM( WA_INACTIVE, wIconized ),
1585 (LPARAM)hWnd );
1586 #else
1587 /* FIXME: must be SendMessage16() because 32A doesn't do
1588 * intertask at this time */
1589 SendMessage16( hwndPrevActive, WM_ACTIVATE, WA_INACTIVE,
1590 MAKELPARAM( (HWND16)hWnd, wIconized ) );
1591 #endif
1593 /* check if something happened during message processing
1594 * (global active queue may have changed)
1596 pTempActiveQueue = QUEUE_Lock( hActiveQueue );
1597 hwndActive = PERQDATA_GetActiveWnd( pTempActiveQueue->pQData );
1598 QUEUE_Unlock( pTempActiveQueue );
1599 if( hwndPrevActive != hwndActive )
1600 goto CLEANUP;
1603 /* Set new active window in the message queue */
1604 hwndActive = hWnd;
1605 if ( wndPtr )
1607 pNewActiveQueue = QUEUE_Lock( wndPtr->hmemTaskQ );
1608 if ( pNewActiveQueue )
1609 PERQDATA_SetActiveWnd( pNewActiveQueue->pQData, hwndActive );
1612 /* send palette messages */
1613 if (hWnd && SendMessage16( hWnd, WM_QUERYNEWPALETTE, 0, 0L))
1614 SendMessage16((HWND16)-1, WM_PALETTEISCHANGING, (WPARAM16)hWnd, 0L );
1616 /* if prev wnd is minimized redraw icon title */
1617 if( IsIconic( hwndPrevActive ) ) WINPOS_RedrawIconTitle(hwndPrevActive);
1619 /* managed windows will get ConfigureNotify event */
1620 if (wndPtr && !(wndPtr->dwStyle & WS_CHILD) && !(wndPtr->flags & WIN_MANAGED))
1622 /* check Z-order and bring hWnd to the top */
1623 for (wndTemp = WIN_GetDesktop()->child; wndTemp; wndTemp = wndTemp->next)
1624 if (wndTemp->dwStyle & WS_VISIBLE) break;
1626 if( wndTemp != wndPtr )
1627 SetWindowPos(hWnd, HWND_TOP, 0,0,0,0,
1628 SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE );
1629 if (!IsWindow(hWnd)) goto CLEANUP;
1632 /* Get a handle to the new active queue */
1633 hNewActiveQueue = wndPtr ? wndPtr->hmemTaskQ : 0;
1635 /* send WM_ACTIVATEAPP if necessary */
1636 if (hOldActiveQueue != hNewActiveQueue)
1638 WND **list, **ppWnd;
1640 if ((list = WIN_BuildWinArray( WIN_GetDesktop(), 0, NULL )))
1642 for (ppWnd = list; *ppWnd; ppWnd++)
1644 if (!IsWindow( (*ppWnd)->hwndSelf )) continue;
1646 if ((*ppWnd)->hmemTaskQ == hOldActiveQueue)
1647 SendMessage16( (*ppWnd)->hwndSelf, WM_ACTIVATEAPP,
1648 0, QUEUE_GetQueueTask(hNewActiveQueue) );
1650 HeapFree( SystemHeap, 0, list );
1653 hActiveQueue = hNewActiveQueue;
1655 if ((list = WIN_BuildWinArray( WIN_GetDesktop(), 0, NULL )))
1657 for (ppWnd = list; *ppWnd; ppWnd++)
1659 if (!IsWindow( (*ppWnd)->hwndSelf )) continue;
1661 if ((*ppWnd)->hmemTaskQ == hNewActiveQueue)
1662 SendMessage16( (*ppWnd)->hwndSelf, WM_ACTIVATEAPP,
1663 1, QUEUE_GetQueueTask( hOldActiveQueue ) );
1665 HeapFree( SystemHeap, 0, list );
1668 if (!IsWindow(hWnd)) goto CLEANUP;
1671 if (hWnd)
1673 /* walk up to the first unowned window */
1674 wndTemp = wndPtr;
1675 while (wndTemp->owner) wndTemp = wndTemp->owner;
1676 /* and set last active owned popup */
1677 wndTemp->hwndLastActive = hWnd;
1679 wIconized = HIWORD(wndTemp->dwStyle & WS_MINIMIZE);
1680 SendMessageA( hWnd, WM_NCACTIVATE, TRUE, 0 );
1681 #if 1
1682 SendMessageA( hWnd, WM_ACTIVATE,
1683 MAKEWPARAM( (fMouse) ? WA_CLICKACTIVE : WA_ACTIVE, wIconized),
1684 (LPARAM)hwndPrevActive );
1685 #else
1686 SendMessage16(hWnd, WM_ACTIVATE, (fMouse) ? WA_CLICKACTIVE : WA_ACTIVE,
1687 MAKELPARAM( (HWND16)hwndPrevActive, wIconized) );
1688 #endif
1690 if( !IsWindow(hWnd) ) goto CLEANUP;
1693 /* change focus if possible */
1694 if( fChangeFocus && GetFocus() )
1695 if( WIN_GetTopParent(GetFocus()) != hwndActive )
1696 FOCUS_SwitchFocus( pNewActiveQueue, GetFocus(),
1697 (wndPtr && (wndPtr->dwStyle & WS_MINIMIZE))?
1699 hwndActive
1702 if( !hwndPrevActive && wndPtr )
1703 (*wndPtr->pDriver->pForceWindowRaise)(wndPtr);
1705 /* if active wnd is minimized redraw icon title */
1706 if( IsIconic(hwndActive) ) WINPOS_RedrawIconTitle(hwndActive);
1708 bRet = 1; // Success
1710 CLEANUP:
1712 /* Unlock the message queues before returning */
1713 if ( pOldActiveQueue )
1714 QUEUE_Unlock( pOldActiveQueue );
1715 if ( pNewActiveQueue )
1716 QUEUE_Unlock( pNewActiveQueue );
1717 return bRet ? (hWnd == hwndActive) : 0;
1720 /*******************************************************************
1721 * WINPOS_ActivateOtherWindow
1723 * Activates window other than pWnd.
1725 BOOL WINPOS_ActivateOtherWindow(WND* pWnd)
1727 BOOL bRet = 0;
1728 WND* pWndTo = NULL;
1729 HWND hwndActive = 0;
1731 /* Get current active window from the active queue */
1732 if ( hActiveQueue )
1734 MESSAGEQUEUE *pActiveQueue = QUEUE_Lock( hActiveQueue );
1735 if ( pActiveQueue )
1737 hwndActive = PERQDATA_GetActiveWnd( pActiveQueue->pQData );
1738 QUEUE_Unlock( pActiveQueue );
1742 if( pWnd->hwndSelf == hwndPrevActive )
1743 hwndPrevActive = 0;
1745 if( hwndActive != pWnd->hwndSelf &&
1746 ( hwndActive || QUEUE_IsExitingQueue(pWnd->hmemTaskQ)) )
1747 return 0;
1749 if( !(pWnd->dwStyle & WS_POPUP) || !(pWnd->owner) ||
1750 !WINPOS_CanActivate((pWndTo = WIN_GetTopParentPtr(pWnd->owner))) )
1752 WND* pWndPtr = WIN_GetTopParentPtr(pWnd);
1754 pWndTo = WIN_FindWndPtr(hwndPrevActive);
1756 while( !WINPOS_CanActivate(pWndTo) )
1758 /* by now owned windows should've been taken care of */
1760 pWndTo = pWndPtr->next;
1761 pWndPtr = pWndTo;
1762 if( !pWndTo ) break;
1766 bRet = WINPOS_SetActiveWindow( pWndTo ? pWndTo->hwndSelf : 0, FALSE, TRUE );
1768 /* switch desktop queue to current active */
1769 if( pWndTo ) WIN_GetDesktop()->hmemTaskQ = pWndTo->hmemTaskQ;
1771 hwndPrevActive = 0;
1772 return bRet;
1775 /*******************************************************************
1776 * WINPOS_ChangeActiveWindow
1779 BOOL WINPOS_ChangeActiveWindow( HWND hWnd, BOOL mouseMsg )
1781 WND *wndPtr = WIN_FindWndPtr(hWnd);
1782 HWND hwndActive = 0;
1784 /* Get current active window from the active queue */
1785 if ( hActiveQueue )
1787 MESSAGEQUEUE *pActiveQueue = QUEUE_Lock( hActiveQueue );
1788 if ( pActiveQueue )
1790 hwndActive = PERQDATA_GetActiveWnd( pActiveQueue->pQData );
1791 QUEUE_Unlock( pActiveQueue );
1795 if (!hWnd) return WINPOS_SetActiveWindow( 0, mouseMsg, TRUE );
1797 if( !wndPtr ) return FALSE;
1799 /* child windows get WM_CHILDACTIVATE message */
1800 if( (wndPtr->dwStyle & (WS_CHILD | WS_POPUP)) == WS_CHILD )
1801 return SendMessageA(hWnd, WM_CHILDACTIVATE, 0, 0L);
1803 /* owned popups imply owner activation - not sure */
1804 if ((wndPtr->dwStyle & WS_POPUP) && wndPtr->owner &&
1805 (wndPtr->owner->dwStyle & WS_VISIBLE ) &&
1806 !(wndPtr->owner->dwStyle & WS_DISABLED ))
1808 if (!(wndPtr = wndPtr->owner)) return FALSE;
1809 hWnd = wndPtr->hwndSelf;
1812 if( hWnd == hwndActive ) return FALSE;
1814 if( !WINPOS_SetActiveWindow(hWnd ,mouseMsg ,TRUE) )
1815 return FALSE;
1817 /* switch desktop queue to current active */
1818 if( wndPtr->parent == WIN_GetDesktop())
1819 WIN_GetDesktop()->hmemTaskQ = wndPtr->hmemTaskQ;
1821 return TRUE;
1825 /***********************************************************************
1826 * WINPOS_SendNCCalcSize
1828 * Send a WM_NCCALCSIZE message to a window.
1829 * All parameters are read-only except newClientRect.
1830 * oldWindowRect, oldClientRect and winpos must be non-NULL only
1831 * when calcValidRect is TRUE.
1833 LONG WINPOS_SendNCCalcSize( HWND hwnd, BOOL calcValidRect,
1834 RECT *newWindowRect, RECT *oldWindowRect,
1835 RECT *oldClientRect, WINDOWPOS *winpos,
1836 RECT *newClientRect )
1838 NCCALCSIZE_PARAMS params;
1839 WINDOWPOS winposCopy;
1840 LONG result;
1842 params.rgrc[0] = *newWindowRect;
1843 if (calcValidRect)
1845 winposCopy = *winpos;
1846 params.rgrc[1] = *oldWindowRect;
1847 params.rgrc[2] = *oldClientRect;
1848 params.lppos = &winposCopy;
1850 result = SendMessageA( hwnd, WM_NCCALCSIZE, calcValidRect,
1851 (LPARAM)&params );
1852 TRACE(win, "%d,%d-%d,%d\n",
1853 params.rgrc[0].left, params.rgrc[0].top,
1854 params.rgrc[0].right, params.rgrc[0].bottom );
1855 *newClientRect = params.rgrc[0];
1856 return result;
1860 /***********************************************************************
1861 * WINPOS_HandleWindowPosChanging16
1863 * Default handling for a WM_WINDOWPOSCHANGING. Called from DefWindowProc().
1865 LONG WINPOS_HandleWindowPosChanging16( WND *wndPtr, WINDOWPOS16 *winpos )
1867 POINT maxSize, minTrack;
1868 if (winpos->flags & SWP_NOSIZE) return 0;
1869 if ((wndPtr->dwStyle & WS_THICKFRAME) ||
1870 ((wndPtr->dwStyle & (WS_POPUP | WS_CHILD)) == 0))
1872 WINPOS_GetMinMaxInfo( wndPtr, &maxSize, NULL, &minTrack, NULL );
1873 if (maxSize.x < winpos->cx) winpos->cx = maxSize.x;
1874 if (maxSize.y < winpos->cy) winpos->cy = maxSize.y;
1875 if (!(wndPtr->dwStyle & WS_MINIMIZE))
1877 if (winpos->cx < minTrack.x ) winpos->cx = minTrack.x;
1878 if (winpos->cy < minTrack.y ) winpos->cy = minTrack.y;
1881 return 0;
1885 /***********************************************************************
1886 * WINPOS_HandleWindowPosChanging32
1888 * Default handling for a WM_WINDOWPOSCHANGING. Called from DefWindowProc().
1890 LONG WINPOS_HandleWindowPosChanging( WND *wndPtr, WINDOWPOS *winpos )
1892 POINT maxSize;
1893 if (winpos->flags & SWP_NOSIZE) return 0;
1894 if ((wndPtr->dwStyle & WS_THICKFRAME) ||
1895 ((wndPtr->dwStyle & (WS_POPUP | WS_CHILD)) == 0))
1897 WINPOS_GetMinMaxInfo( wndPtr, &maxSize, NULL, NULL, NULL );
1898 winpos->cx = MIN( winpos->cx, maxSize.x );
1899 winpos->cy = MIN( winpos->cy, maxSize.y );
1901 return 0;
1905 /***********************************************************************
1906 * WINPOS_MoveWindowZOrder
1908 * Move a window in Z order, invalidating everything that needs it.
1909 * Only necessary for windows without associated X window.
1911 static void WINPOS_MoveWindowZOrder( HWND hwnd, HWND hwndAfter )
1913 BOOL movingUp;
1914 WND *pWndAfter, *pWndCur, *wndPtr = WIN_FindWndPtr( hwnd );
1916 /* We have two possible cases:
1917 * - The window is moving up: we have to invalidate all areas
1918 * of the window that were covered by other windows
1919 * - The window is moving down: we have to invalidate areas
1920 * of other windows covered by this one.
1923 if (hwndAfter == HWND_TOP)
1925 movingUp = TRUE;
1927 else if (hwndAfter == HWND_BOTTOM)
1929 if (!wndPtr->next) return; /* Already at the bottom */
1930 movingUp = FALSE;
1932 else
1934 if (!(pWndAfter = WIN_FindWndPtr( hwndAfter ))) return;
1935 if (wndPtr->next == pWndAfter) return; /* Already placed right */
1937 /* Determine which window we encounter first in Z-order */
1938 pWndCur = wndPtr->parent->child;
1939 while ((pWndCur != wndPtr) && (pWndCur != pWndAfter))
1940 pWndCur = pWndCur->next;
1941 movingUp = (pWndCur == pWndAfter);
1944 if (movingUp)
1946 WND *pWndPrevAfter = wndPtr->next;
1947 WIN_UnlinkWindow( hwnd );
1948 WIN_LinkWindow( hwnd, hwndAfter );
1949 pWndCur = wndPtr->next;
1950 while (pWndCur != pWndPrevAfter)
1952 RECT rect = { pWndCur->rectWindow.left,
1953 pWndCur->rectWindow.top,
1954 pWndCur->rectWindow.right,
1955 pWndCur->rectWindow.bottom };
1956 OffsetRect( &rect, -wndPtr->rectClient.left,
1957 -wndPtr->rectClient.top );
1958 PAINT_RedrawWindow( hwnd, &rect, 0, RDW_INVALIDATE | RDW_ALLCHILDREN |
1959 RDW_FRAME | RDW_ERASE, 0 );
1960 pWndCur = pWndCur->next;
1963 else /* Moving down */
1965 pWndCur = wndPtr->next;
1966 WIN_UnlinkWindow( hwnd );
1967 WIN_LinkWindow( hwnd, hwndAfter );
1968 while (pWndCur != wndPtr)
1970 RECT rect = { pWndCur->rectWindow.left,
1971 pWndCur->rectWindow.top,
1972 pWndCur->rectWindow.right,
1973 pWndCur->rectWindow.bottom };
1974 OffsetRect( &rect, -pWndCur->rectClient.left,
1975 -pWndCur->rectClient.top );
1976 PAINT_RedrawWindow( pWndCur->hwndSelf, &rect, 0, RDW_INVALIDATE |
1977 RDW_ALLCHILDREN | RDW_FRAME | RDW_ERASE, 0 );
1978 pWndCur = pWndCur->next;
1983 /***********************************************************************
1984 * WINPOS_ReorderOwnedPopups
1986 * fix Z order taking into account owned popups -
1987 * basically we need to maintain them above the window that owns them
1989 HWND WINPOS_ReorderOwnedPopups(HWND hwndInsertAfter,WND* wndPtr,WORD flags)
1991 WND* w = WIN_GetDesktop()->child;
1993 if( wndPtr->dwStyle & WS_POPUP && wndPtr->owner )
1995 /* implement "local z-order" between the top and owner window */
1997 HWND hwndLocalPrev = HWND_TOP;
1999 if( hwndInsertAfter != HWND_TOP )
2001 while( w != wndPtr->owner )
2003 if (w != wndPtr) hwndLocalPrev = w->hwndSelf;
2004 if( hwndLocalPrev == hwndInsertAfter ) break;
2005 w = w->next;
2007 hwndInsertAfter = hwndLocalPrev;
2011 else if( wndPtr->dwStyle & WS_CHILD ) return hwndInsertAfter;
2013 w = WIN_GetDesktop()->child;
2014 while( w )
2016 if( w == wndPtr ) break;
2018 if( w->dwStyle & WS_POPUP && w->owner == wndPtr )
2020 SetWindowPos(w->hwndSelf, hwndInsertAfter, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE |
2021 SWP_NOACTIVATE | SWP_NOSENDCHANGING | SWP_DEFERERASE);
2022 hwndInsertAfter = w->hwndSelf;
2024 w = w->next;
2027 return hwndInsertAfter;
2030 /***********************************************************************
2031 * WINPOS_SizeMoveClean
2033 * Make window look nice without excessive repainting
2035 * the pain:
2037 * visible regions are in window coordinates
2038 * update regions are in window client coordinates
2039 * client and window rectangles are in parent client coordinates
2041 * FIXME: Move visible and update regions to the same coordinate system
2042 * (either parent client or window). This is a lot of work though.
2044 static UINT WINPOS_SizeMoveClean( WND* Wnd, HRGN oldVisRgn,
2045 LPRECT lpOldWndRect,
2046 LPRECT lpOldClientRect, UINT uFlags )
2048 HRGN newVisRgn = DCE_GetVisRgn(Wnd->hwndSelf,DCX_WINDOW | DCX_CLIPSIBLINGS,0,0);
2049 HRGN dirtyRgn = CreateRectRgn(0,0,0,0);
2050 int other, my;
2052 TRACE(win,"cleaning up...new wnd=(%i %i-%i %i) old wnd=(%i %i-%i %i)\n",
2053 Wnd->rectWindow.left, Wnd->rectWindow.top,
2054 Wnd->rectWindow.right, Wnd->rectWindow.bottom,
2055 lpOldWndRect->left, lpOldWndRect->top,
2056 lpOldWndRect->right, lpOldWndRect->bottom);
2057 TRACE(win,"\tnew client=(%i %i-%i %i) old client=(%i %i-%i %i)\n",
2058 Wnd->rectClient.left, Wnd->rectClient.top,
2059 Wnd->rectClient.right, Wnd->rectClient.bottom,
2060 lpOldClientRect->left, lpOldClientRect->top,
2061 lpOldClientRect->right,lpOldClientRect->bottom );
2063 if( (lpOldWndRect->right - lpOldWndRect->left) != (Wnd->rectWindow.right - Wnd->rectWindow.left) ||
2064 (lpOldWndRect->bottom - lpOldWndRect->top) != (Wnd->rectWindow.bottom - Wnd->rectWindow.top) )
2065 uFlags |= SMC_DRAWFRAME;
2067 CombineRgn( dirtyRgn, newVisRgn, 0, RGN_COPY);
2069 if( !(uFlags & SMC_NOCOPY) )
2070 CombineRgn( newVisRgn, newVisRgn, oldVisRgn, RGN_AND );
2072 /* map regions to the parent client area */
2074 OffsetRgn( dirtyRgn, Wnd->rectWindow.left, Wnd->rectWindow.top );
2075 OffsetRgn( oldVisRgn, lpOldWndRect->left, lpOldWndRect->top );
2077 /* compute invalidated region outside Wnd - (in client coordinates of the parent window) */
2079 other = CombineRgn(dirtyRgn, oldVisRgn, dirtyRgn, RGN_DIFF);
2081 /* map visible region to the Wnd client area */
2083 OffsetRgn( newVisRgn, Wnd->rectWindow.left - Wnd->rectClient.left,
2084 Wnd->rectWindow.top - Wnd->rectClient.top );
2086 /* substract previously invalidated region from the Wnd visible region */
2088 my = (Wnd->hrgnUpdate > 1) ? CombineRgn( newVisRgn, newVisRgn,
2089 Wnd->hrgnUpdate, RGN_DIFF)
2090 : COMPLEXREGION;
2092 if( uFlags & SMC_NOCOPY ) /* invalidate Wnd visible region */
2094 if (my != NULLREGION)
2095 PAINT_RedrawWindow( Wnd->hwndSelf, NULL, newVisRgn, RDW_INVALIDATE |
2096 RDW_FRAME | RDW_ALLCHILDREN | RDW_ERASE, RDW_C_USEHRGN );
2097 else if(uFlags & SMC_DRAWFRAME)
2098 Wnd->flags |= WIN_NEEDS_NCPAINT;
2100 else /* bitblt old client area */
2102 HDC hDC;
2103 int update;
2104 HRGN updateRgn;
2105 int xfrom,yfrom,xto,yto,width,height;
2107 if( uFlags & SMC_DRAWFRAME )
2109 /* copy only client area, frame will be redrawn anyway */
2111 xfrom = lpOldClientRect->left; yfrom = lpOldClientRect->top;
2112 xto = Wnd->rectClient.left; yto = Wnd->rectClient.top;
2113 width = lpOldClientRect->right - xfrom; height = lpOldClientRect->bottom - yfrom;
2114 updateRgn = CreateRectRgn( 0, 0, width, height );
2115 CombineRgn( newVisRgn, newVisRgn, updateRgn, RGN_AND );
2116 SetRectRgn( updateRgn, 0, 0, Wnd->rectClient.right - xto,
2117 Wnd->rectClient.bottom - yto );
2119 else
2121 xfrom = lpOldWndRect->left; yfrom = lpOldWndRect->top;
2122 xto = Wnd->rectWindow.left; yto = Wnd->rectWindow.top;
2123 width = lpOldWndRect->right - xfrom; height = lpOldWndRect->bottom - yfrom;
2124 updateRgn = CreateRectRgn( xto - Wnd->rectClient.left,
2125 yto - Wnd->rectClient.top,
2126 Wnd->rectWindow.right - Wnd->rectClient.left,
2127 Wnd->rectWindow.bottom - Wnd->rectClient.top );
2130 CombineRgn( newVisRgn, newVisRgn, updateRgn, RGN_AND );
2132 /* substract new visRgn from target rect to get a region that won't be copied */
2134 update = CombineRgn( updateRgn, updateRgn, newVisRgn, RGN_DIFF );
2136 /* Blt valid bits using parent window DC */
2138 if( my != NULLREGION && (xfrom != xto || yfrom != yto) )
2141 /* compute clipping region in parent client coordinates */
2143 OffsetRgn( newVisRgn, Wnd->rectClient.left, Wnd->rectClient.top );
2144 CombineRgn( oldVisRgn, oldVisRgn, newVisRgn, RGN_OR );
2146 hDC = GetDCEx( Wnd->parent->hwndSelf, oldVisRgn,
2147 DCX_KEEPCLIPRGN | DCX_INTERSECTRGN |
2148 DCX_CACHE | DCX_CLIPSIBLINGS);
2150 BitBlt( hDC, xto, yto, width, height, hDC, xfrom, yfrom, SRCCOPY );
2151 ReleaseDC( Wnd->parent->hwndSelf, hDC);
2154 if( update != NULLREGION )
2155 PAINT_RedrawWindow( Wnd->hwndSelf, NULL, updateRgn, RDW_INVALIDATE |
2156 RDW_FRAME | RDW_ALLCHILDREN | RDW_ERASE, RDW_C_USEHRGN );
2157 else if( uFlags & SMC_DRAWFRAME ) Wnd->flags |= WIN_NEEDS_NCPAINT;
2158 DeleteObject( updateRgn );
2161 /* erase uncovered areas */
2163 if( !(uFlags & SMC_NOPARENTERASE) && (other != NULLREGION ) )
2164 PAINT_RedrawWindow( Wnd->parent->hwndSelf, NULL, dirtyRgn,
2165 RDW_INVALIDATE | RDW_ALLCHILDREN | RDW_ERASE, RDW_C_USEHRGN );
2166 DeleteObject(dirtyRgn);
2167 DeleteObject(newVisRgn);
2168 return uFlags;
2171 /***********************************************************************
2172 * SetWindowPos (USER.232)
2174 BOOL16 WINAPI SetWindowPos16( HWND16 hwnd, HWND16 hwndInsertAfter,
2175 INT16 x, INT16 y, INT16 cx, INT16 cy, WORD flags)
2177 return SetWindowPos(hwnd,(INT)(INT16)hwndInsertAfter,x,y,cx,cy,flags);
2180 /***********************************************************************
2181 * SetWindowPos (USER32.520)
2183 BOOL WINAPI SetWindowPos( HWND hwnd, HWND hwndInsertAfter,
2184 INT x, INT y, INT cx, INT cy, WORD flags)
2186 WINDOWPOS winpos;
2187 WND * wndPtr;
2188 RECT newWindowRect, newClientRect, oldWindowRect;
2189 HRGN visRgn = 0;
2190 HWND tempInsertAfter= 0;
2191 int result = 0;
2192 UINT uFlags = 0;
2193 BOOL resync = FALSE;
2194 HWND hwndActive = 0;
2196 /* Get current active window from the active queue */
2197 if ( hActiveQueue )
2199 MESSAGEQUEUE *pActiveQueue = QUEUE_Lock( hActiveQueue );
2200 if ( pActiveQueue )
2202 hwndActive = PERQDATA_GetActiveWnd( pActiveQueue->pQData );
2203 QUEUE_Unlock( pActiveQueue );
2207 TRACE(win,"hwnd %04x, (%i,%i)-(%i,%i) flags %08x\n",
2208 hwnd, x, y, x+cx, y+cy, flags);
2209 /* Check window handle */
2211 if (hwnd == GetDesktopWindow()) return FALSE;
2212 if (!(wndPtr = WIN_FindWndPtr( hwnd ))) return FALSE;
2214 if(wndPtr->dwStyle & WS_VISIBLE)
2215 flags &= ~SWP_SHOWWINDOW;
2216 else
2218 uFlags |= SMC_NOPARENTERASE;
2219 flags &= ~SWP_HIDEWINDOW;
2220 if (!(flags & SWP_SHOWWINDOW)) flags |= SWP_NOREDRAW;
2223 /* Check for windows that may not be resized
2224 FIXME: this should be done only for Windows 3.0 programs
2225 if (flags & (SWP_SHOWWINDOW | SWP_HIDEWINDOW ) )
2226 flags |= SWP_NOSIZE | SWP_NOMOVE;
2228 /* Check dimensions */
2230 if (cx <= 0) cx = 1;
2231 if (cy <= 0) cy = 1;
2233 /* Check flags */
2235 if (hwnd == hwndActive) flags |= SWP_NOACTIVATE; /* Already active */
2236 if ((wndPtr->rectWindow.right - wndPtr->rectWindow.left == cx) &&
2237 (wndPtr->rectWindow.bottom - wndPtr->rectWindow.top == cy))
2238 flags |= SWP_NOSIZE; /* Already the right size */
2239 if ((wndPtr->rectWindow.left == x) && (wndPtr->rectWindow.top == y))
2240 flags |= SWP_NOMOVE; /* Already the right position */
2242 /* Check hwndInsertAfter */
2244 if (!(flags & (SWP_NOZORDER | SWP_NOACTIVATE)))
2246 /* Ignore TOPMOST flags when activating a window */
2247 /* _and_ moving it in Z order. */
2248 if ((hwndInsertAfter == HWND_TOPMOST) ||
2249 (hwndInsertAfter == HWND_NOTOPMOST))
2250 hwndInsertAfter = HWND_TOP;
2252 /* TOPMOST not supported yet */
2253 if ((hwndInsertAfter == HWND_TOPMOST) ||
2254 (hwndInsertAfter == HWND_NOTOPMOST)) hwndInsertAfter = HWND_TOP;
2256 /* hwndInsertAfter must be a sibling of the window */
2257 if ((hwndInsertAfter != HWND_TOP) && (hwndInsertAfter != HWND_BOTTOM))
2259 WND* wnd = WIN_FindWndPtr(hwndInsertAfter);
2261 if( wnd ) {
2262 if( wnd->parent != wndPtr->parent ) return FALSE;
2263 if( wnd->next == wndPtr ) flags |= SWP_NOZORDER;
2266 else if (!X11DRV_WND_GetXWindow(wndPtr))
2268 /* FIXME: the following optimization is no good for "X-ed" windows */
2269 if (hwndInsertAfter == HWND_TOP)
2270 flags |= ( wndPtr->parent->child == wndPtr)? SWP_NOZORDER: 0;
2271 else /* HWND_BOTTOM */
2272 flags |= ( wndPtr->next )? 0: SWP_NOZORDER;
2275 /* Fill the WINDOWPOS structure */
2277 winpos.hwnd = hwnd;
2278 winpos.hwndInsertAfter = hwndInsertAfter;
2279 winpos.x = x;
2280 winpos.y = y;
2281 winpos.cx = cx;
2282 winpos.cy = cy;
2283 winpos.flags = flags;
2285 /* Send WM_WINDOWPOSCHANGING message */
2287 if (!(winpos.flags & SWP_NOSENDCHANGING))
2288 SendMessageA( hwnd, WM_WINDOWPOSCHANGING, 0, (LPARAM)&winpos );
2290 /* Calculate new position and size */
2292 newWindowRect = wndPtr->rectWindow;
2293 newClientRect = (wndPtr->dwStyle & WS_MINIMIZE) ? wndPtr->rectWindow
2294 : wndPtr->rectClient;
2296 if (!(winpos.flags & SWP_NOSIZE))
2298 newWindowRect.right = newWindowRect.left + winpos.cx;
2299 newWindowRect.bottom = newWindowRect.top + winpos.cy;
2301 if (!(winpos.flags & SWP_NOMOVE))
2303 newWindowRect.left = winpos.x;
2304 newWindowRect.top = winpos.y;
2305 newWindowRect.right += winpos.x - wndPtr->rectWindow.left;
2306 newWindowRect.bottom += winpos.y - wndPtr->rectWindow.top;
2308 OffsetRect( &newClientRect, winpos.x - wndPtr->rectWindow.left,
2309 winpos.y - wndPtr->rectWindow.top );
2312 winpos.flags |= SWP_NOCLIENTMOVE | SWP_NOCLIENTSIZE;
2314 /* Reposition window in Z order */
2316 if (!(winpos.flags & SWP_NOZORDER))
2318 /* reorder owned popups if hwnd is top-level window
2320 if( wndPtr->parent == WIN_GetDesktop() )
2321 hwndInsertAfter = WINPOS_ReorderOwnedPopups( hwndInsertAfter,
2322 wndPtr, winpos.flags );
2323 if (X11DRV_WND_GetXWindow(wndPtr))
2326 WIN_UnlinkWindow( winpos.hwnd );
2327 WIN_LinkWindow( winpos.hwnd, hwndInsertAfter );
2329 else
2330 WINPOS_MoveWindowZOrder( winpos.hwnd, hwndInsertAfter );
2333 if ( !X11DRV_WND_GetXWindow(wndPtr) && !(winpos.flags & SWP_NOREDRAW) &&
2334 ((winpos.flags & (SWP_NOMOVE | SWP_NOSIZE | SWP_FRAMECHANGED))
2335 != (SWP_NOMOVE | SWP_NOSIZE)) )
2336 visRgn = DCE_GetVisRgn(hwnd, DCX_WINDOW | DCX_CLIPSIBLINGS, 0, 0);
2338 /* Send WM_NCCALCSIZE message to get new client area */
2339 if( (winpos.flags & (SWP_FRAMECHANGED | SWP_NOSIZE)) != SWP_NOSIZE )
2341 result = WINPOS_SendNCCalcSize( winpos.hwnd, TRUE, &newWindowRect,
2342 &wndPtr->rectWindow, &wndPtr->rectClient,
2343 &winpos, &newClientRect );
2345 /* FIXME: WVR_ALIGNxxx */
2347 if( newClientRect.left != wndPtr->rectClient.left ||
2348 newClientRect.top != wndPtr->rectClient.top )
2349 winpos.flags &= ~SWP_NOCLIENTMOVE;
2351 if( (newClientRect.right - newClientRect.left !=
2352 wndPtr->rectClient.right - wndPtr->rectClient.left) ||
2353 (newClientRect.bottom - newClientRect.top !=
2354 wndPtr->rectClient.bottom - wndPtr->rectClient.top) )
2355 winpos.flags &= ~SWP_NOCLIENTSIZE;
2357 else
2358 if( !(flags & SWP_NOMOVE) && (newClientRect.left != wndPtr->rectClient.left ||
2359 newClientRect.top != wndPtr->rectClient.top) )
2360 winpos.flags &= ~SWP_NOCLIENTMOVE;
2362 /* Update active DCEs
2363 * TODO: Optimize conditions that trigger DCE update.
2366 if( (((winpos.flags & SWP_AGG_NOPOSCHANGE) != SWP_AGG_NOPOSCHANGE) &&
2367 wndPtr->dwStyle & WS_VISIBLE) ||
2368 (flags & (SWP_HIDEWINDOW | SWP_SHOWWINDOW)) )
2370 RECT rect;
2372 UnionRect(&rect, &newWindowRect, &wndPtr->rectWindow);
2373 DCE_InvalidateDCE(wndPtr, &rect);
2376 /* change geometry */
2378 oldWindowRect = wndPtr->rectWindow;
2380 if (X11DRV_WND_GetXWindow(wndPtr))
2382 RECT oldClientRect = wndPtr->rectClient;
2384 tempInsertAfter = winpos.hwndInsertAfter;
2386 winpos.hwndInsertAfter = hwndInsertAfter;
2388 /* postpone geometry change */
2390 if( !(flags & (SWP_SHOWWINDOW | SWP_HIDEWINDOW)) )
2392 wndPtr->pDriver->pSetWindowPos(wndPtr, &winpos, TRUE);
2393 winpos.hwndInsertAfter = tempInsertAfter;
2395 else uFlags |= SMC_SETXPOS;
2397 wndPtr->rectWindow = newWindowRect;
2398 wndPtr->rectClient = newClientRect;
2400 if( !(flags & (SWP_SHOWWINDOW | SWP_HIDEWINDOW)) )
2402 if( (oldClientRect.left - oldWindowRect.left !=
2403 newClientRect.left - newWindowRect.left) ||
2404 (oldClientRect.top - oldWindowRect.top !=
2405 newClientRect.top - newWindowRect.top) ||
2406 (winpos.flags & SWP_NOCOPYBITS) )
2408 /* if the client area moved as a result of WM_NCCALCSIZE returning
2409 * obscure WVR_ALIGNxxx flags then we simply redraw the whole thing
2411 * TODO: use WINPOS_SizeMoveClean() if there is no SWP_NOCOPYBITS
2414 PAINT_RedrawWindow( wndPtr->hwndSelf, NULL, 0, RDW_INVALIDATE |
2415 RDW_ALLCHILDREN | RDW_FRAME | RDW_ERASE, 0 );
2417 else
2418 if( winpos.flags & SWP_FRAMECHANGED )
2420 WORD wErase = 0;
2421 RECT rect;
2423 if( newClientRect.right > oldClientRect.right ) /* redraw exposed client area on the right */
2425 rect.top = 0; rect.bottom = newClientRect.bottom - newClientRect.top;
2426 rect.left = oldClientRect.right - newClientRect.left;
2427 rect.right = newClientRect.right - newClientRect.left;
2428 wErase = 1;
2429 PAINT_RedrawWindow( wndPtr->hwndSelf, &rect, 0,
2430 RDW_INVALIDATE | RDW_FRAME | RDW_ERASE | RDW_ERASENOW | RDW_ALLCHILDREN, 0 );
2432 if( newClientRect.bottom > oldClientRect.bottom ) /* redraw exposed client area on the bottom */
2434 rect.left = 0; rect.right = ((wErase)?oldClientRect.right:newClientRect.right) - newClientRect.left;
2435 rect.top = oldClientRect.bottom - newClientRect.top;
2436 rect.bottom = newClientRect.bottom - newClientRect.top;
2437 wErase = 1;
2438 PAINT_RedrawWindow( wndPtr->hwndSelf, &rect, 0,
2439 RDW_INVALIDATE | RDW_FRAME | RDW_ERASE | RDW_ERASENOW | RDW_ALLCHILDREN, 0 );
2441 if( !wErase ) /* just update the nonclient area */
2442 // the previous command (wndPtr->flags |= WIN_NEEDS_NCPAINT)
2443 // was not enough. Absolutly need a non client update at this point
2444 // Cannot wait for the next WM_PAINT message, particularly in the menu-bar redrawing
2445 WIN_UpdateNCArea(wndPtr,TRUE);
2448 uFlags |= SMC_NOPARENTERASE; /* X windows do not have eraseable parents */
2450 else /* not an X window */
2452 RECT oldClientRect = wndPtr->rectClient;
2454 wndPtr->rectWindow = newWindowRect;
2455 wndPtr->rectClient = newClientRect;
2457 if( oldClientRect.bottom - oldClientRect.top ==
2458 newClientRect.bottom - newClientRect.top ) result &= ~WVR_VREDRAW;
2460 if( oldClientRect.right - oldClientRect.left ==
2461 newClientRect.right - newClientRect.left ) result &= ~WVR_HREDRAW;
2463 if( !(flags & (SWP_NOREDRAW | SWP_HIDEWINDOW | SWP_SHOWWINDOW)) )
2465 uFlags |= ((winpos.flags & SWP_NOCOPYBITS) ||
2466 (result >= WVR_HREDRAW && result < WVR_VALIDRECTS)) ? SMC_NOCOPY : 0;
2467 uFlags |= (winpos.flags & SWP_FRAMECHANGED) ? SMC_DRAWFRAME : 0;
2469 if( (winpos.flags & SWP_AGG_NOGEOMETRYCHANGE) != SWP_AGG_NOGEOMETRYCHANGE )
2470 uFlags = WINPOS_SizeMoveClean(wndPtr, visRgn, &oldWindowRect,
2471 &oldClientRect, uFlags);
2472 else
2474 /* adjust the frame and do not erase the parent */
2476 if( winpos.flags & SWP_FRAMECHANGED ) wndPtr->flags |= WIN_NEEDS_NCPAINT;
2477 if( winpos.flags & SWP_NOZORDER ) uFlags |= SMC_NOPARENTERASE;
2480 DeleteObject(visRgn);
2483 if (flags & SWP_SHOWWINDOW)
2485 wndPtr->dwStyle |= WS_VISIBLE;
2486 if (X11DRV_WND_GetXWindow(wndPtr))
2488 HWND focus, curr;
2490 wndPtr->pDriver->pSetWindowPos(wndPtr, &winpos, uFlags & SMC_SETXPOS );
2491 if( uFlags & SMC_SETXPOS )
2493 winpos.hwndInsertAfter = tempInsertAfter;
2496 if (wndPtr->flags & WIN_MANAGED) resync = TRUE;
2498 /* If focus was set to an unmapped window, reset X focus now */
2499 focus = curr = GetFocus();
2500 while (curr) {
2501 if (curr == hwnd) {
2502 WND *pFocus = WIN_FindWndPtr( focus );
2503 if (pFocus)
2504 pFocus->pDriver->pSetFocus(pFocus);
2505 break;
2507 curr = GetParent(curr);
2510 else
2512 if (!(flags & SWP_NOREDRAW))
2513 PAINT_RedrawWindow( winpos.hwnd, NULL, 0,
2514 RDW_INVALIDATE | RDW_ALLCHILDREN |
2515 RDW_FRAME | RDW_ERASENOW | RDW_ERASE, 0 );
2518 else if (flags & SWP_HIDEWINDOW)
2520 wndPtr->dwStyle &= ~WS_VISIBLE;
2521 if (X11DRV_WND_GetXWindow(wndPtr))
2523 wndPtr->pDriver->pSetWindowPos(wndPtr, &winpos, uFlags & SMC_SETXPOS );
2524 if( uFlags & SMC_SETXPOS )
2526 winpos.hwndInsertAfter = tempInsertAfter;
2529 else
2531 if (!(flags & SWP_NOREDRAW))
2532 PAINT_RedrawWindow( wndPtr->parent->hwndSelf, &oldWindowRect,
2533 0, RDW_INVALIDATE | RDW_ALLCHILDREN |
2534 RDW_ERASE | RDW_ERASENOW, 0 );
2535 uFlags |= SMC_NOPARENTERASE;
2538 if (hwnd == CARET_GetHwnd()) DestroyCaret();
2540 /* FIXME: This will cause the window to be activated irrespective
2541 * of whether it is owned by the same thread.
2542 * Should this behaviour be allowed in SetWindowPos?
2544 if (winpos.hwnd == hwndActive)
2545 WINPOS_ActivateOtherWindow( wndPtr );
2548 /* Activate the window */
2550 if (!(flags & SWP_NOACTIVATE))
2551 WINPOS_ChangeActiveWindow( winpos.hwnd, FALSE );
2553 /* Repaint the window */
2555 if (X11DRV_WND_GetXWindow(wndPtr))
2556 EVENT_Synchronize(); /* Wait for all expose events */
2558 if (!GetCapture() && ((wndPtr->dwStyle & WS_VISIBLE) || (flags & SWP_HIDEWINDOW)))
2559 EVENT_DummyMotionNotify(); /* Simulate a mouse event to set the cursor */
2561 if (!(flags & SWP_DEFERERASE) && !(uFlags & SMC_NOPARENTERASE) )
2562 PAINT_RedrawWindow( wndPtr->parent->hwndSelf, NULL, 0, RDW_ALLCHILDREN | RDW_ERASENOW, 0 );
2563 else if( wndPtr->parent == WIN_GetDesktop() && wndPtr->parent->flags & WIN_NEEDS_ERASEBKGND )
2564 PAINT_RedrawWindow( wndPtr->parent->hwndSelf, NULL, 0, RDW_NOCHILDREN | RDW_ERASENOW, 0 );
2566 /* And last, send the WM_WINDOWPOSCHANGED message */
2568 TRACE(win,"\tstatus flags = %04x\n", winpos.flags & SWP_AGG_STATUSFLAGS);
2570 if ( resync ||
2571 (((winpos.flags & SWP_AGG_STATUSFLAGS) != SWP_AGG_NOPOSCHANGE) &&
2572 !(winpos.flags & SWP_NOSENDCHANGING)) )
2574 SendMessageA( winpos.hwnd, WM_WINDOWPOSCHANGED, 0, (LPARAM)&winpos );
2575 if (resync) EVENT_Synchronize ();
2578 return TRUE;
2582 /***********************************************************************
2583 * BeginDeferWindowPos16 (USER.259)
2585 HDWP16 WINAPI BeginDeferWindowPos16( INT16 count )
2587 return BeginDeferWindowPos( count );
2591 /***********************************************************************
2592 * BeginDeferWindowPos32 (USER32.9)
2594 HDWP WINAPI BeginDeferWindowPos( INT count )
2596 HDWP handle;
2597 DWP *pDWP;
2599 if (count <= 0) return 0;
2600 handle = USER_HEAP_ALLOC( sizeof(DWP) + (count-1)*sizeof(WINDOWPOS) );
2601 if (!handle) return 0;
2602 pDWP = (DWP *) USER_HEAP_LIN_ADDR( handle );
2603 pDWP->actualCount = 0;
2604 pDWP->suggestedCount = count;
2605 pDWP->valid = TRUE;
2606 pDWP->wMagic = DWP_MAGIC;
2607 pDWP->hwndParent = 0;
2608 return handle;
2612 /***********************************************************************
2613 * DeferWindowPos16 (USER.260)
2615 HDWP16 WINAPI DeferWindowPos16( HDWP16 hdwp, HWND16 hwnd, HWND16 hwndAfter,
2616 INT16 x, INT16 y, INT16 cx, INT16 cy,
2617 UINT16 flags )
2619 return DeferWindowPos( hdwp, hwnd, (INT)(INT16)hwndAfter,
2620 x, y, cx, cy, flags );
2624 /***********************************************************************
2625 * DeferWindowPos32 (USER32.128)
2627 HDWP WINAPI DeferWindowPos( HDWP hdwp, HWND hwnd, HWND hwndAfter,
2628 INT x, INT y, INT cx, INT cy,
2629 UINT flags )
2631 DWP *pDWP;
2632 int i;
2633 HDWP newhdwp = hdwp;
2634 /* HWND32 parent; */
2635 WND *pWnd;
2637 pDWP = (DWP *) USER_HEAP_LIN_ADDR( hdwp );
2638 if (!pDWP) return 0;
2639 if (hwnd == GetDesktopWindow()) return 0;
2641 if (!(pWnd=WIN_FindWndPtr( hwnd ))) {
2642 USER_HEAP_FREE( hdwp );
2643 return 0;
2646 /* Numega Bounds Checker Demo dislikes the following code.
2647 In fact, I've not been able to find any "same parent" requirement in any docu
2648 [AM 980509]
2650 #if 0
2651 /* All the windows of a DeferWindowPos() must have the same parent */
2652 parent = pWnd->parent->hwndSelf;
2653 if (pDWP->actualCount == 0) pDWP->hwndParent = parent;
2654 else if (parent != pDWP->hwndParent)
2656 USER_HEAP_FREE( hdwp );
2657 return 0;
2659 #endif
2661 for (i = 0; i < pDWP->actualCount; i++)
2663 if (pDWP->winPos[i].hwnd == hwnd)
2665 /* Merge with the other changes */
2666 if (!(flags & SWP_NOZORDER))
2668 pDWP->winPos[i].hwndInsertAfter = hwndAfter;
2670 if (!(flags & SWP_NOMOVE))
2672 pDWP->winPos[i].x = x;
2673 pDWP->winPos[i].y = y;
2675 if (!(flags & SWP_NOSIZE))
2677 pDWP->winPos[i].cx = cx;
2678 pDWP->winPos[i].cy = cy;
2680 pDWP->winPos[i].flags &= flags | ~(SWP_NOSIZE | SWP_NOMOVE |
2681 SWP_NOZORDER | SWP_NOREDRAW |
2682 SWP_NOACTIVATE | SWP_NOCOPYBITS|
2683 SWP_NOOWNERZORDER);
2684 pDWP->winPos[i].flags |= flags & (SWP_SHOWWINDOW | SWP_HIDEWINDOW |
2685 SWP_FRAMECHANGED);
2686 return hdwp;
2689 if (pDWP->actualCount >= pDWP->suggestedCount)
2691 newhdwp = USER_HEAP_REALLOC( hdwp,
2692 sizeof(DWP) + pDWP->suggestedCount*sizeof(WINDOWPOS) );
2693 if (!newhdwp) return 0;
2694 pDWP = (DWP *) USER_HEAP_LIN_ADDR( newhdwp );
2695 pDWP->suggestedCount++;
2697 pDWP->winPos[pDWP->actualCount].hwnd = hwnd;
2698 pDWP->winPos[pDWP->actualCount].hwndInsertAfter = hwndAfter;
2699 pDWP->winPos[pDWP->actualCount].x = x;
2700 pDWP->winPos[pDWP->actualCount].y = y;
2701 pDWP->winPos[pDWP->actualCount].cx = cx;
2702 pDWP->winPos[pDWP->actualCount].cy = cy;
2703 pDWP->winPos[pDWP->actualCount].flags = flags;
2704 pDWP->actualCount++;
2705 return newhdwp;
2709 /***********************************************************************
2710 * EndDeferWindowPos16 (USER.261)
2712 BOOL16 WINAPI EndDeferWindowPos16( HDWP16 hdwp )
2714 return EndDeferWindowPos( hdwp );
2718 /***********************************************************************
2719 * EndDeferWindowPos32 (USER32.173)
2721 BOOL WINAPI EndDeferWindowPos( HDWP hdwp )
2723 DWP *pDWP;
2724 WINDOWPOS *winpos;
2725 BOOL res = TRUE;
2726 int i;
2728 pDWP = (DWP *) USER_HEAP_LIN_ADDR( hdwp );
2729 if (!pDWP) return FALSE;
2730 for (i = 0, winpos = pDWP->winPos; i < pDWP->actualCount; i++, winpos++)
2732 if (!(res = SetWindowPos( winpos->hwnd, winpos->hwndInsertAfter,
2733 winpos->x, winpos->y, winpos->cx,
2734 winpos->cy, winpos->flags ))) break;
2736 USER_HEAP_FREE( hdwp );
2737 return res;
2741 /***********************************************************************
2742 * TileChildWindows (USER.199)
2744 void WINAPI TileChildWindows16( HWND16 parent, WORD action )
2746 FIXME(win, "(%04x, %d): stub\n", parent, action);
2749 /***********************************************************************
2750 * CascageChildWindows (USER.198)
2752 void WINAPI CascadeChildWindows16( HWND16 parent, WORD action )
2754 FIXME(win, "(%04x, %d): stub\n", parent, action);
2756 /***********************************************************************
2757 * GetProgmanWindow [USER32.289]
2759 HRESULT WINAPI GetProgmanWindow ( )
2760 { FIXME(win,"stub\n");
2761 return 0;
2763 /***********************************************************************
2764 * GetTaskmanWindow [USER32.304]
2766 HRESULT WINAPI GetTaskmanWindow ( )
2767 { FIXME(win,"stub\n");
2768 return 0;
2770 /***********************************************************************
2771 * SetProgmanWindow [USER32.522]
2773 HRESULT WINAPI SetProgmanWindow ( DWORD x )
2774 { FIXME(win,"0x%08lx stub\n",x);
2775 return 0;
2777 /***********************************************************************
2778 * SetShellWindowEx [USER32.531]
2780 HRESULT WINAPI SetShellWindowEx ( DWORD x, DWORD y )
2781 { FIXME(win,"0x%08lx 0x%08lx stub\n",x,y);
2782 return 0;
2784 /***********************************************************************
2785 * SetTaskmanWindow [USER32.537]
2787 HRESULT WINAPI SetTaskmanWindow ( DWORD x )
2788 { FIXME(win,"0x%08lx stub\n",x);
2789 return 0;