2 * Window position related functions.
4 * Copyright 1993, 1994, 1995 Alexandre Julliard
5 * 1995, 1996, 1999 Alex Korobka
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
23 #include "wine/port.h"
28 #define WIN32_NO_STATUS
33 #include "wine/server.h"
35 #include "user_private.h"
37 #include "wine/debug.h"
39 WINE_DEFAULT_DEBUG_CHANNEL(win);
41 #define SWP_AGG_NOGEOMETRYCHANGE \
42 (SWP_NOSIZE | SWP_NOCLIENTSIZE | SWP_NOZORDER)
43 #define SWP_AGG_NOPOSCHANGE \
44 (SWP_NOSIZE | SWP_NOMOVE | SWP_NOCLIENTSIZE | SWP_NOCLIENTMOVE | SWP_NOZORDER)
45 #define SWP_AGG_STATUSFLAGS \
46 (SWP_AGG_NOPOSCHANGE | SWP_FRAMECHANGED | SWP_HIDEWINDOW | SWP_SHOWWINDOW)
48 #define HAS_DLGFRAME(style,exStyle) \
49 (((exStyle) & WS_EX_DLGMODALFRAME) || \
50 (((style) & WS_DLGFRAME) && !((style) & WS_BORDER)))
52 #define HAS_THICKFRAME(style) \
53 (((style) & WS_THICKFRAME) && \
54 !(((style) & (WS_DLGFRAME|WS_BORDER)) == WS_DLGFRAME))
56 #define EMPTYPOINT(pt) ((pt).x == -1 && (pt).y == -1)
58 #define ON_LEFT_BORDER(hit) \
59 (((hit) == HTLEFT) || ((hit) == HTTOPLEFT) || ((hit) == HTBOTTOMLEFT))
60 #define ON_RIGHT_BORDER(hit) \
61 (((hit) == HTRIGHT) || ((hit) == HTTOPRIGHT) || ((hit) == HTBOTTOMRIGHT))
62 #define ON_TOP_BORDER(hit) \
63 (((hit) == HTTOP) || ((hit) == HTTOPLEFT) || ((hit) == HTTOPRIGHT))
64 #define ON_BOTTOM_BORDER(hit) \
65 (((hit) == HTBOTTOM) || ((hit) == HTBOTTOMLEFT) || ((hit) == HTBOTTOMRIGHT))
67 #define PLACE_MIN 0x0001
68 #define PLACE_MAX 0x0002
69 #define PLACE_RECT 0x0004
72 #define DWP_MAGIC ((INT)('W' | ('P' << 8) | ('O' << 16) | ('S' << 24)))
85 /***********************************************************************
86 * SwitchToThisWindow (USER32.@)
88 void WINAPI SwitchToThisWindow( HWND hwnd, BOOL alt_tab )
90 if (IsIconic( hwnd )) ShowWindow( hwnd, SW_RESTORE );
91 else BringWindowToTop( hwnd );
95 /***********************************************************************
96 * GetWindowRect (USER32.@)
98 BOOL WINAPI GetWindowRect( HWND hwnd, LPRECT rect )
100 BOOL ret = WIN_GetRectangles( hwnd, rect, NULL );
103 MapWindowPoints( GetAncestor( hwnd, GA_PARENT ), 0, (POINT *)rect, 2 );
104 TRACE( "hwnd %p (%s)\n", hwnd, wine_dbgstr_rect(rect) );
110 /***********************************************************************
111 * GetWindowRgn (USER32.@)
113 int WINAPI GetWindowRgn ( HWND hwnd, HRGN hrgn )
123 if (!(data = HeapAlloc( GetProcessHeap(), 0, sizeof(*data) + size - 1 )))
125 SetLastError( ERROR_OUTOFMEMORY );
128 SERVER_START_REQ( get_window_region )
130 req->window = wine_server_user_handle( hwnd );
131 wine_server_set_reply( req, data->Buffer, size );
132 if (!(status = wine_server_call( req )))
134 size_t reply_size = wine_server_reply_size( reply );
137 data->rdh.dwSize = sizeof(data->rdh);
138 data->rdh.iType = RDH_RECTANGLES;
139 data->rdh.nCount = reply_size / sizeof(RECT);
140 data->rdh.nRgnSize = reply_size;
141 win_rgn = ExtCreateRegion( NULL, size, data );
144 else size = reply->total_size;
147 HeapFree( GetProcessHeap(), 0, data );
148 } while (status == STATUS_BUFFER_OVERFLOW);
150 if (status) SetLastError( RtlNtStatusToDosError(status) );
153 nRet = CombineRgn( hrgn, win_rgn, 0, RGN_COPY );
154 DeleteObject( win_rgn );
159 /***********************************************************************
160 * GetWindowRgnBox (USER32.@)
162 int WINAPI GetWindowRgnBox( HWND hwnd, LPRECT prect )
170 if ((hrgn = CreateRectRgn(0, 0, 0, 0)))
172 if ((ret = GetWindowRgn( hwnd, hrgn )) != ERROR )
173 ret = GetRgnBox( hrgn, prect );
180 /***********************************************************************
181 * SetWindowRgn (USER32.@)
183 int WINAPI SetWindowRgn( HWND hwnd, HRGN hrgn, BOOL bRedraw )
185 static const RECT empty_rect;
193 if (!(size = GetRegionData( hrgn, 0, NULL ))) return FALSE;
194 if (!(data = HeapAlloc( GetProcessHeap(), 0, size ))) return FALSE;
195 if (!GetRegionData( hrgn, size, data ))
197 HeapFree( GetProcessHeap(), 0, data );
200 SERVER_START_REQ( set_window_region )
202 req->window = wine_server_user_handle( hwnd );
203 req->redraw = (bRedraw != 0);
204 if (data->rdh.nCount)
205 wine_server_add_data( req, data->Buffer, data->rdh.nCount * sizeof(RECT) );
207 wine_server_add_data( req, &empty_rect, sizeof(empty_rect) );
208 ret = !wine_server_call_err( req );
211 HeapFree( GetProcessHeap(), 0, data );
213 else /* clear existing region */
215 SERVER_START_REQ( set_window_region )
217 req->window = wine_server_user_handle( hwnd );
218 req->redraw = (bRedraw != 0);
219 ret = !wine_server_call_err( req );
224 if (ret) ret = USER_Driver->pSetWindowRgn( hwnd, hrgn, bRedraw );
228 UINT swp_flags = SWP_NOSIZE|SWP_NOMOVE|SWP_NOZORDER|SWP_NOACTIVATE|SWP_FRAMECHANGED|SWP_NOCLIENTSIZE|SWP_NOCLIENTMOVE;
229 if (!bRedraw) swp_flags |= SWP_NOREDRAW;
230 SetWindowPos( hwnd, 0, 0, 0, 0, 0, swp_flags );
231 invalidate_dce( hwnd, NULL );
237 /***********************************************************************
238 * GetClientRect (USER32.@)
240 BOOL WINAPI GetClientRect( HWND hwnd, LPRECT rect )
244 if ((ret = WIN_GetRectangles( hwnd, NULL, rect )))
246 rect->right -= rect->left;
247 rect->bottom -= rect->top;
248 rect->left = rect->top = 0;
254 /*******************************************************************
255 * ClientToScreen (USER32.@)
257 BOOL WINAPI ClientToScreen( HWND hwnd, LPPOINT lppnt )
259 MapWindowPoints( hwnd, 0, lppnt, 1 );
264 /*******************************************************************
265 * ScreenToClient (USER32.@)
267 BOOL WINAPI ScreenToClient( HWND hwnd, LPPOINT lppnt )
269 MapWindowPoints( 0, hwnd, lppnt, 1 );
274 /***********************************************************************
275 * list_children_from_point
277 * Get the list of children that can contain point from the server.
278 * Point is in screen coordinates.
279 * Returned list must be freed by caller.
281 static HWND *list_children_from_point( HWND hwnd, POINT pt )
290 if (!(list = HeapAlloc( GetProcessHeap(), 0, size * sizeof(HWND) ))) break;
292 SERVER_START_REQ( get_window_children_from_point )
294 req->parent = wine_server_user_handle( hwnd );
297 wine_server_set_reply( req, list, (size-1) * sizeof(user_handle_t) );
298 if (!wine_server_call( req )) count = reply->count;
301 if (count && count < size)
303 /* start from the end since HWND is potentially larger than user_handle_t */
304 for (i = count - 1; i >= 0; i--)
305 list[i] = wine_server_ptr_handle( ((user_handle_t *)list)[i] );
309 HeapFree( GetProcessHeap(), 0, list );
311 size = count + 1; /* restart with a large enough buffer */
317 /***********************************************************************
318 * WINPOS_WindowFromPoint
320 * Find the window and hittest for a given point.
322 HWND WINPOS_WindowFromPoint( HWND hwndScope, POINT pt, INT *hittest )
327 if (!hwndScope) hwndScope = GetDesktopWindow();
329 *hittest = HTNOWHERE;
331 if (!(list = list_children_from_point( hwndScope, pt ))) return 0;
333 /* now determine the hittest */
335 for (i = 0; list[i]; i++)
337 LONG style = GetWindowLongW( list[i], GWL_STYLE );
339 /* If window is minimized or disabled, return at once */
340 if (style & WS_MINIMIZE)
342 *hittest = HTCAPTION;
345 if (style & WS_DISABLED)
350 /* Send WM_NCCHITTEST (if same thread) */
351 if (!WIN_IsCurrentThread( list[i] ))
356 res = SendMessageW( list[i], WM_NCHITTEST, 0, MAKELONG(pt.x,pt.y) );
357 if (res != HTTRANSPARENT)
359 *hittest = res; /* Found the window */
362 /* continue search with next window in z-order */
365 HeapFree( GetProcessHeap(), 0, list );
366 TRACE( "scope %p (%d,%d) returning %p\n", hwndScope, pt.x, pt.y, ret );
371 /*******************************************************************
372 * WindowFromPoint (USER32.@)
374 HWND WINAPI WindowFromPoint( POINT pt )
377 return WINPOS_WindowFromPoint( 0, pt, &hittest );
381 /*******************************************************************
382 * ChildWindowFromPoint (USER32.@)
384 HWND WINAPI ChildWindowFromPoint( HWND hwndParent, POINT pt )
386 return ChildWindowFromPointEx( hwndParent, pt, CWP_ALL );
389 /*******************************************************************
390 * RealChildWindowFromPoint (USER32.@)
392 HWND WINAPI RealChildWindowFromPoint( HWND hwndParent, POINT pt )
394 return ChildWindowFromPointEx( hwndParent, pt, CWP_SKIPTRANSPARENT );
397 /*******************************************************************
398 * ChildWindowFromPointEx (USER32.@)
400 HWND WINAPI ChildWindowFromPointEx( HWND hwndParent, POINT pt, UINT uFlags)
402 /* pt is in the client coordinates */
408 GetClientRect( hwndParent, &rect );
409 if (!PtInRect( &rect, pt )) return 0;
410 if (!(list = WIN_ListChildren( hwndParent ))) return hwndParent;
412 for (i = 0; list[i]; i++)
414 if (!WIN_GetRectangles( list[i], &rect, NULL )) continue;
415 if (!PtInRect( &rect, pt )) continue;
416 if (uFlags & (CWP_SKIPINVISIBLE|CWP_SKIPDISABLED))
418 LONG style = GetWindowLongW( list[i], GWL_STYLE );
419 if ((uFlags & CWP_SKIPINVISIBLE) && !(style & WS_VISIBLE)) continue;
420 if ((uFlags & CWP_SKIPDISABLED) && (style & WS_DISABLED)) continue;
422 if (uFlags & CWP_SKIPTRANSPARENT)
424 if (GetWindowLongW( list[i], GWL_EXSTYLE ) & WS_EX_TRANSPARENT) continue;
429 HeapFree( GetProcessHeap(), 0, list );
430 if (!retvalue) retvalue = hwndParent;
435 /*******************************************************************
436 * WINPOS_GetWinOffset
438 * Calculate the offset between the origin of the two windows. Used
439 * to implement MapWindowPoints.
441 static void WINPOS_GetWinOffset( HWND hwndFrom, HWND hwndTo, POINT *offset )
445 offset->x = offset->y = 0;
447 /* Translate source window origin to screen coords */
450 HWND hwnd = hwndFrom;
454 if (hwnd == hwndTo) return;
455 if (!(wndPtr = WIN_GetPtr( hwnd )))
457 ERR( "bad hwndFrom = %p\n", hwnd );
460 if (wndPtr == WND_DESKTOP) break;
461 if (wndPtr == WND_OTHER_PROCESS) goto other_process;
464 offset->x += wndPtr->rectClient.left;
465 offset->y += wndPtr->rectClient.top;
467 hwnd = wndPtr->parent;
468 WIN_ReleasePtr( wndPtr );
472 /* Translate origin to destination window coords */
479 if (!(wndPtr = WIN_GetPtr( hwnd )))
481 ERR( "bad hwndTo = %p\n", hwnd );
484 if (wndPtr == WND_DESKTOP) break;
485 if (wndPtr == WND_OTHER_PROCESS) goto other_process;
488 offset->x -= wndPtr->rectClient.left;
489 offset->y -= wndPtr->rectClient.top;
491 hwnd = wndPtr->parent;
492 WIN_ReleasePtr( wndPtr );
497 other_process: /* one of the parents may belong to another process, do it the hard way */
498 offset->x = offset->y = 0;
499 SERVER_START_REQ( get_windows_offset )
501 req->from = wine_server_user_handle( hwndFrom );
502 req->to = wine_server_user_handle( hwndTo );
503 if (!wine_server_call( req ))
505 offset->x = reply->x;
506 offset->y = reply->y;
513 /*******************************************************************
514 * MapWindowPoints (USER.258)
516 void WINAPI MapWindowPoints16( HWND16 hwndFrom, HWND16 hwndTo,
517 LPPOINT16 lppt, UINT16 count )
521 WINPOS_GetWinOffset( WIN_Handle32(hwndFrom), WIN_Handle32(hwndTo), &offset );
531 /*******************************************************************
532 * MapWindowPoints (USER32.@)
534 INT WINAPI MapWindowPoints( HWND hwndFrom, HWND hwndTo, LPPOINT lppt, UINT count )
538 WINPOS_GetWinOffset( hwndFrom, hwndTo, &offset );
545 return MAKELONG( LOWORD(offset.x), LOWORD(offset.y) );
549 /***********************************************************************
550 * IsIconic (USER32.@)
552 BOOL WINAPI IsIconic(HWND hWnd)
554 return (GetWindowLongW( hWnd, GWL_STYLE ) & WS_MINIMIZE) != 0;
558 /***********************************************************************
559 * IsZoomed (USER32.@)
561 BOOL WINAPI IsZoomed(HWND hWnd)
563 return (GetWindowLongW( hWnd, GWL_STYLE ) & WS_MAXIMIZE) != 0;
567 /*******************************************************************
568 * AllowSetForegroundWindow (USER32.@)
570 BOOL WINAPI AllowSetForegroundWindow( DWORD procid )
572 /* FIXME: If Win98/2000 style SetForegroundWindow behavior is
573 * implemented, then fix this function. */
578 /*******************************************************************
579 * LockSetForegroundWindow (USER32.@)
581 BOOL WINAPI LockSetForegroundWindow( UINT lockcode )
583 /* FIXME: If Win98/2000 style SetForegroundWindow behavior is
584 * implemented, then fix this function. */
589 /***********************************************************************
590 * BringWindowToTop (USER32.@)
592 BOOL WINAPI BringWindowToTop( HWND hwnd )
594 return SetWindowPos( hwnd, HWND_TOP, 0, 0, 0, 0, SWP_NOMOVE|SWP_NOSIZE );
598 /***********************************************************************
599 * MoveWindow (USER32.@)
601 BOOL WINAPI MoveWindow( HWND hwnd, INT x, INT y, INT cx, INT cy,
604 int flags = SWP_NOZORDER | SWP_NOACTIVATE;
605 if (!repaint) flags |= SWP_NOREDRAW;
606 TRACE("%p %d,%d %dx%d %d\n", hwnd, x, y, cx, cy, repaint );
607 return SetWindowPos( hwnd, 0, x, y, cx, cy, flags );
611 /***********************************************************************
612 * WINPOS_RedrawIconTitle
614 BOOL WINPOS_RedrawIconTitle( HWND hWnd )
617 WND *win = WIN_GetPtr( hWnd );
619 if (win && win != WND_OTHER_PROCESS && win != WND_DESKTOP)
621 icon_title = win->icon_title;
622 WIN_ReleasePtr( win );
624 if (!icon_title) return FALSE;
625 SendMessageW( icon_title, WM_SHOWWINDOW, TRUE, 0 );
626 InvalidateRect( icon_title, NULL, TRUE );
630 /***********************************************************************
631 * WINPOS_ShowIconTitle
633 static BOOL WINPOS_ShowIconTitle( HWND hwnd, BOOL bShow )
635 if (!GetPropA( hwnd, "__wine_x11_managed" ))
637 WND *win = WIN_GetPtr( hwnd );
640 TRACE("%p %i\n", hwnd, (bShow != 0) );
642 if (!win || win == WND_OTHER_PROCESS || win == WND_DESKTOP) return FALSE;
643 title = win->icon_title;
644 WIN_ReleasePtr( win );
650 title = ICONTITLE_Create( hwnd );
651 if (!(win = WIN_GetPtr( hwnd )) || win == WND_OTHER_PROCESS)
653 DestroyWindow( title );
656 win->icon_title = title;
657 WIN_ReleasePtr( win );
659 if (!IsWindowVisible(title))
661 SendMessageW( title, WM_SHOWWINDOW, TRUE, 0 );
662 SetWindowPos( title, 0, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE |
663 SWP_NOACTIVATE | SWP_NOZORDER | SWP_SHOWWINDOW );
666 else if (title) ShowWindow( title, SW_HIDE );
671 /*******************************************************************
672 * WINPOS_GetMinMaxInfo
674 * Get the minimized and maximized information for a window.
676 void WINPOS_GetMinMaxInfo( HWND hwnd, POINT *maxSize, POINT *maxPos,
677 POINT *minTrack, POINT *maxTrack )
682 LONG style = GetWindowLongW( hwnd, GWL_STYLE );
684 LONG exstyle = GetWindowLongW( hwnd, GWL_EXSTYLE );
688 /* Compute default values */
690 GetWindowRect(hwnd, &rc);
691 MinMax.ptReserved.x = rc.left;
692 MinMax.ptReserved.y = rc.top;
694 if ((style & WS_CAPTION) == WS_CAPTION)
695 adjustedStyle = style & ~WS_BORDER; /* WS_CAPTION = WS_DLGFRAME | WS_BORDER */
697 adjustedStyle = style;
699 GetClientRect(GetAncestor(hwnd,GA_PARENT), &rc);
700 AdjustWindowRectEx(&rc, adjustedStyle, ((style & WS_POPUP) && GetMenu(hwnd)), exstyle);
705 MinMax.ptMaxSize.x = rc.right - rc.left;
706 MinMax.ptMaxSize.y = rc.bottom - rc.top;
707 if (style & (WS_DLGFRAME | WS_BORDER))
709 MinMax.ptMinTrackSize.x = GetSystemMetrics(SM_CXMINTRACK);
710 MinMax.ptMinTrackSize.y = GetSystemMetrics(SM_CYMINTRACK);
714 MinMax.ptMinTrackSize.x = 2 * xinc;
715 MinMax.ptMinTrackSize.y = 2 * yinc;
717 MinMax.ptMaxTrackSize.x = GetSystemMetrics(SM_CXMAXTRACK);
718 MinMax.ptMaxTrackSize.y = GetSystemMetrics(SM_CYMAXTRACK);
719 MinMax.ptMaxPosition.x = -xinc;
720 MinMax.ptMaxPosition.y = -yinc;
722 if ((win = WIN_GetPtr( hwnd )) && win != WND_DESKTOP && win != WND_OTHER_PROCESS)
724 if (!EMPTYPOINT(win->max_pos)) MinMax.ptMaxPosition = win->max_pos;
725 WIN_ReleasePtr( win );
728 SendMessageW( hwnd, WM_GETMINMAXINFO, 0, (LPARAM)&MinMax );
730 /* if the app didn't change the values, adapt them for the current monitor */
732 if ((monitor = MonitorFromWindow( hwnd, MONITOR_DEFAULTTOPRIMARY )))
735 MONITORINFO mon_info;
737 mon_info.cbSize = sizeof(mon_info);
738 GetMonitorInfoW( monitor, &mon_info );
740 rc_work = mon_info.rcMonitor;
742 if (style & WS_MAXIMIZEBOX)
744 if ((style & WS_CAPTION) == WS_CAPTION || !(style & (WS_CHILD | WS_POPUP)))
745 rc_work = mon_info.rcWork;
748 if (MinMax.ptMaxSize.x == GetSystemMetrics(SM_CXSCREEN) + 2 * xinc &&
749 MinMax.ptMaxSize.y == GetSystemMetrics(SM_CYSCREEN) + 2 * yinc)
751 MinMax.ptMaxSize.x = (rc_work.right - rc_work.left) + 2 * xinc;
752 MinMax.ptMaxSize.y = (rc_work.bottom - rc_work.top) + 2 * yinc;
754 if (MinMax.ptMaxPosition.x == -xinc && MinMax.ptMaxPosition.y == -yinc)
756 MinMax.ptMaxPosition.x = rc_work.left - xinc;
757 MinMax.ptMaxPosition.y = rc_work.top - yinc;
761 /* Some sanity checks */
763 TRACE("%d %d / %d %d / %d %d / %d %d\n",
764 MinMax.ptMaxSize.x, MinMax.ptMaxSize.y,
765 MinMax.ptMaxPosition.x, MinMax.ptMaxPosition.y,
766 MinMax.ptMaxTrackSize.x, MinMax.ptMaxTrackSize.y,
767 MinMax.ptMinTrackSize.x, MinMax.ptMinTrackSize.y);
768 MinMax.ptMaxTrackSize.x = max( MinMax.ptMaxTrackSize.x,
769 MinMax.ptMinTrackSize.x );
770 MinMax.ptMaxTrackSize.y = max( MinMax.ptMaxTrackSize.y,
771 MinMax.ptMinTrackSize.y );
773 if (maxSize) *maxSize = MinMax.ptMaxSize;
774 if (maxPos) *maxPos = MinMax.ptMaxPosition;
775 if (minTrack) *minTrack = MinMax.ptMinTrackSize;
776 if (maxTrack) *maxTrack = MinMax.ptMaxTrackSize;
780 /***********************************************************************
783 * Find a suitable place for an iconic window.
785 static POINT WINPOS_FindIconPos( HWND hwnd, POINT pt )
787 RECT rect, rectParent;
790 int xspacing, yspacing;
792 parent = GetAncestor( hwnd, GA_PARENT );
793 GetClientRect( parent, &rectParent );
794 if ((pt.x >= rectParent.left) && (pt.x + GetSystemMetrics(SM_CXICON) < rectParent.right) &&
795 (pt.y >= rectParent.top) && (pt.y + GetSystemMetrics(SM_CYICON) < rectParent.bottom))
796 return pt; /* The icon already has a suitable position */
798 xspacing = GetSystemMetrics(SM_CXICONSPACING);
799 yspacing = GetSystemMetrics(SM_CYICONSPACING);
801 /* Check if another icon already occupies this spot */
802 /* FIXME: this is completely inefficient */
804 hrgn = CreateRectRgn( 0, 0, 0, 0 );
805 tmp = CreateRectRgn( 0, 0, 0, 0 );
806 for (child = GetWindow( parent, GW_HWNDFIRST ); child; child = GetWindow( child, GW_HWNDNEXT ))
809 if (child == hwnd) continue;
810 if ((GetWindowLongW( child, GWL_STYLE ) & (WS_VISIBLE|WS_MINIMIZE)) != (WS_VISIBLE|WS_MINIMIZE))
812 if (!(childPtr = WIN_GetPtr( child )) || childPtr == WND_OTHER_PROCESS)
814 SetRectRgn( tmp, childPtr->rectWindow.left, childPtr->rectWindow.top,
815 childPtr->rectWindow.right, childPtr->rectWindow.bottom );
816 CombineRgn( hrgn, hrgn, tmp, RGN_OR );
817 WIN_ReleasePtr( childPtr );
821 for (rect.bottom = rectParent.bottom; rect.bottom >= yspacing; rect.bottom -= yspacing)
823 for (rect.left = rectParent.left; rect.left <= rectParent.right - xspacing; rect.left += xspacing)
825 rect.right = rect.left + xspacing;
826 rect.top = rect.bottom - yspacing;
827 if (!RectInRegion( hrgn, &rect ))
829 /* No window was found, so it's OK for us */
830 pt.x = rect.left + (xspacing - GetSystemMetrics(SM_CXICON)) / 2;
831 pt.y = rect.top + (yspacing - GetSystemMetrics(SM_CYICON)) / 2;
832 DeleteObject( hrgn );
837 DeleteObject( hrgn );
843 /***********************************************************************
846 UINT WINPOS_MinMaximize( HWND hwnd, UINT cmd, LPRECT rect )
854 TRACE("%p %u\n", hwnd, cmd );
856 wpl.length = sizeof(wpl);
857 GetWindowPlacement( hwnd, &wpl );
859 if (HOOK_CallHooks( WH_CBT, HCBT_MINMAX, (WPARAM)hwnd, cmd, TRUE ))
860 return SWP_NOSIZE | SWP_NOMOVE;
862 if (IsIconic( hwnd ))
866 case SW_SHOWMINNOACTIVE:
867 case SW_SHOWMINIMIZED:
868 case SW_FORCEMINIMIZE:
870 return SWP_NOSIZE | SWP_NOMOVE;
872 if (!SendMessageW( hwnd, WM_QUERYOPEN, 0, 0 )) return SWP_NOSIZE | SWP_NOMOVE;
873 swpFlags |= SWP_NOCOPYBITS;
878 case SW_SHOWMINNOACTIVE:
879 case SW_SHOWMINIMIZED:
880 case SW_FORCEMINIMIZE:
882 if (!(wndPtr = WIN_GetPtr( hwnd )) || wndPtr == WND_OTHER_PROCESS) return 0;
883 if( wndPtr->dwStyle & WS_MAXIMIZE) wndPtr->flags |= WIN_RESTORE_MAX;
884 else wndPtr->flags &= ~WIN_RESTORE_MAX;
885 WIN_ReleasePtr( wndPtr );
887 old_style = WIN_SetStyle( hwnd, WS_MINIMIZE, WS_MAXIMIZE );
889 wpl.ptMinPosition = WINPOS_FindIconPos( hwnd, wpl.ptMinPosition );
891 if (!(old_style & WS_MINIMIZE)) swpFlags |= SWP_STATECHANGED;
892 SetRect( rect, wpl.ptMinPosition.x, wpl.ptMinPosition.y,
893 wpl.ptMinPosition.x + GetSystemMetrics(SM_CXICON),
894 wpl.ptMinPosition.y + GetSystemMetrics(SM_CYICON) );
895 swpFlags |= SWP_NOCOPYBITS;
899 old_style = GetWindowLongW( hwnd, GWL_STYLE );
900 if ((old_style & WS_MAXIMIZE) && (old_style & WS_VISIBLE)) return SWP_NOSIZE | SWP_NOMOVE;
902 WINPOS_GetMinMaxInfo( hwnd, &size, &wpl.ptMaxPosition, NULL, NULL );
904 old_style = WIN_SetStyle( hwnd, WS_MAXIMIZE, WS_MINIMIZE );
905 if (old_style & WS_MINIMIZE) WINPOS_ShowIconTitle( hwnd, FALSE );
907 if (!(old_style & WS_MAXIMIZE)) swpFlags |= SWP_STATECHANGED;
908 SetRect( rect, wpl.ptMaxPosition.x, wpl.ptMaxPosition.y,
909 wpl.ptMaxPosition.x + size.x, wpl.ptMaxPosition.y + size.y );
912 case SW_SHOWNOACTIVATE:
915 old_style = WIN_SetStyle( hwnd, 0, WS_MINIMIZE | WS_MAXIMIZE );
916 if (old_style & WS_MINIMIZE)
920 WINPOS_ShowIconTitle( hwnd, FALSE );
922 if (!(wndPtr = WIN_GetPtr( hwnd )) || wndPtr == WND_OTHER_PROCESS) return 0;
923 restore_max = (wndPtr->flags & WIN_RESTORE_MAX) != 0;
924 WIN_ReleasePtr( wndPtr );
927 /* Restore to maximized position */
928 WINPOS_GetMinMaxInfo( hwnd, &size, &wpl.ptMaxPosition, NULL, NULL);
929 WIN_SetStyle( hwnd, WS_MAXIMIZE, 0 );
930 swpFlags |= SWP_STATECHANGED;
931 SetRect( rect, wpl.ptMaxPosition.x, wpl.ptMaxPosition.y,
932 wpl.ptMaxPosition.x + size.x, wpl.ptMaxPosition.y + size.y );
936 else if (!(old_style & WS_MAXIMIZE)) break;
938 swpFlags |= SWP_STATECHANGED;
940 /* Restore to normal position */
942 *rect = wpl.rcNormalPosition;
950 /***********************************************************************
953 * Implementation of ShowWindow and ShowWindowAsync.
955 static BOOL show_window( HWND hwnd, INT cmd )
959 LONG style = GetWindowLongW( hwnd, GWL_STYLE );
960 BOOL wasVisible = (style & WS_VISIBLE) != 0;
961 BOOL showFlag = TRUE;
962 RECT newPos = {0, 0, 0, 0};
965 TRACE("hwnd=%p, cmd=%d, wasVisible %d\n", hwnd, cmd, wasVisible);
970 if (!wasVisible) return FALSE;
972 swp |= SWP_HIDEWINDOW | SWP_NOSIZE | SWP_NOMOVE;
973 if (style & WS_CHILD) swp |= SWP_NOACTIVATE | SWP_NOZORDER;
976 case SW_SHOWMINNOACTIVE:
978 case SW_FORCEMINIMIZE: /* FIXME: Does not work if thread is hung. */
979 swp |= SWP_NOACTIVATE | SWP_NOZORDER;
981 case SW_SHOWMINIMIZED:
982 swp |= SWP_SHOWWINDOW | SWP_FRAMECHANGED;
983 swp |= WINPOS_MinMaximize( hwnd, cmd, &newPos );
984 if ((style & WS_MINIMIZE) && wasVisible) return TRUE;
987 case SW_SHOWMAXIMIZED: /* same as SW_MAXIMIZE */
988 if (!wasVisible) swp |= SWP_SHOWWINDOW;
989 swp |= SWP_FRAMECHANGED;
990 swp |= WINPOS_MinMaximize( hwnd, SW_MAXIMIZE, &newPos );
991 if ((style & WS_MAXIMIZE) && wasVisible) return TRUE;
995 swp |= SWP_NOACTIVATE | SWP_SHOWWINDOW | SWP_NOSIZE | SWP_NOMOVE;
996 if (style & WS_CHILD) swp |= SWP_NOZORDER;
999 if (wasVisible) return TRUE;
1000 swp |= SWP_SHOWWINDOW | SWP_NOSIZE | SWP_NOMOVE;
1001 if (style & WS_CHILD) swp |= SWP_NOACTIVATE | SWP_NOZORDER;
1004 case SW_SHOWNOACTIVATE:
1005 swp |= SWP_NOACTIVATE | SWP_NOZORDER;
1009 case SW_SHOWNORMAL: /* same as SW_NORMAL: */
1010 case SW_SHOWDEFAULT: /* FIXME: should have its own handler */
1011 if (!wasVisible) swp |= SWP_SHOWWINDOW;
1012 if (style & (WS_MINIMIZE | WS_MAXIMIZE))
1014 swp |= SWP_FRAMECHANGED;
1015 swp |= WINPOS_MinMaximize( hwnd, cmd, &newPos );
1019 if (wasVisible) return TRUE;
1020 swp |= SWP_NOSIZE | SWP_NOMOVE;
1022 if (style & WS_CHILD && !(swp & SWP_STATECHANGED)) swp |= SWP_NOACTIVATE | SWP_NOZORDER;
1028 if ((showFlag != wasVisible || cmd == SW_SHOWNA) && cmd != SW_SHOWMAXIMIZED && !(swp & SWP_STATECHANGED))
1030 SendMessageW( hwnd, WM_SHOWWINDOW, showFlag, 0 );
1031 if (!IsWindow( hwnd )) return wasVisible;
1034 swp = USER_Driver->pShowWindow( hwnd, cmd, &newPos, swp );
1036 parent = GetAncestor( hwnd, GA_PARENT );
1037 if (parent && !IsWindowVisible( parent ) && !(swp & SWP_STATECHANGED))
1039 /* if parent is not visible simply toggle WS_VISIBLE and return */
1040 if (showFlag) WIN_SetStyle( hwnd, WS_VISIBLE, 0 );
1041 else WIN_SetStyle( hwnd, 0, WS_VISIBLE );
1044 SetWindowPos( hwnd, HWND_TOP, newPos.left, newPos.top,
1045 newPos.right - newPos.left, newPos.bottom - newPos.top, swp );
1051 WINPOS_ShowIconTitle( hwnd, FALSE );
1053 /* FIXME: This will cause the window to be activated irrespective
1054 * of whether it is owned by the same thread. Has to be done
1058 if (hwnd == GetActiveWindow())
1059 WINPOS_ActivateOtherWindow(hwnd);
1061 /* Revert focus to parent */
1062 hFocus = GetFocus();
1063 if (hwnd == hFocus || IsChild(hwnd, hFocus))
1065 HWND parent = GetAncestor(hwnd, GA_PARENT);
1066 if (parent == GetDesktopWindow()) parent = 0;
1072 if (IsIconic(hwnd)) WINPOS_ShowIconTitle( hwnd, TRUE );
1074 if (!(wndPtr = WIN_GetPtr( hwnd )) || wndPtr == WND_OTHER_PROCESS) return wasVisible;
1076 if (wndPtr->flags & WIN_NEED_SIZE)
1078 /* should happen only in CreateWindowEx() */
1079 int wParam = SIZE_RESTORED;
1080 RECT client = wndPtr->rectClient;
1081 LPARAM lparam = MAKELONG( client.right - client.left, client.bottom - client.top );
1083 wndPtr->flags &= ~WIN_NEED_SIZE;
1084 if (wndPtr->dwStyle & WS_MAXIMIZE) wParam = SIZE_MAXIMIZED;
1085 else if (wndPtr->dwStyle & WS_MINIMIZE)
1087 wParam = SIZE_MINIMIZED;
1090 WIN_ReleasePtr( wndPtr );
1092 SendMessageW( hwnd, WM_SIZE, wParam, lparam );
1093 SendMessageW( hwnd, WM_MOVE, 0, MAKELONG( client.left, client.top ));
1095 else WIN_ReleasePtr( wndPtr );
1097 /* if previous state was minimized Windows sets focus to the window */
1098 if (style & WS_MINIMIZE) SetFocus( hwnd );
1104 /***********************************************************************
1105 * ShowWindowAsync (USER32.@)
1107 * doesn't wait; returns immediately.
1108 * used by threads to toggle windows in other (possibly hanging) threads
1110 BOOL WINAPI ShowWindowAsync( HWND hwnd, INT cmd )
1114 if (is_broadcast(hwnd))
1116 SetLastError( ERROR_INVALID_PARAMETER );
1120 if ((full_handle = WIN_IsCurrentThread( hwnd )))
1121 return show_window( full_handle, cmd );
1123 return SendNotifyMessageW( hwnd, WM_WINE_SHOWWINDOW, cmd, 0 );
1127 /***********************************************************************
1128 * ShowWindow (USER32.@)
1130 BOOL WINAPI ShowWindow( HWND hwnd, INT cmd )
1134 if (is_broadcast(hwnd))
1136 SetLastError( ERROR_INVALID_PARAMETER );
1139 if ((full_handle = WIN_IsCurrentThread( hwnd )))
1140 return show_window( full_handle, cmd );
1142 return SendMessageW( hwnd, WM_WINE_SHOWWINDOW, cmd, 0 );
1146 /***********************************************************************
1147 * GetInternalWindowPos (USER32.@)
1149 UINT WINAPI GetInternalWindowPos( HWND hwnd, LPRECT rectWnd,
1152 WINDOWPLACEMENT wndpl;
1153 if (GetWindowPlacement( hwnd, &wndpl ))
1155 if (rectWnd) *rectWnd = wndpl.rcNormalPosition;
1156 if (ptIcon) *ptIcon = wndpl.ptMinPosition;
1157 return wndpl.showCmd;
1163 /***********************************************************************
1164 * GetWindowPlacement (USER32.@)
1167 * Fails if wndpl->length of Win95 (!) apps is invalid.
1169 BOOL WINAPI GetWindowPlacement( HWND hwnd, WINDOWPLACEMENT *wndpl )
1171 WND *pWnd = WIN_GetPtr( hwnd );
1173 if (!pWnd) return FALSE;
1175 if (pWnd == WND_DESKTOP)
1177 wndpl->length = sizeof(*wndpl);
1178 wndpl->showCmd = SW_SHOWNORMAL;
1180 wndpl->ptMinPosition.x = -1;
1181 wndpl->ptMinPosition.y = -1;
1182 wndpl->ptMaxPosition.x = -1;
1183 wndpl->ptMaxPosition.y = -1;
1184 GetWindowRect( hwnd, &wndpl->rcNormalPosition );
1187 if (pWnd == WND_OTHER_PROCESS)
1189 if (IsWindow( hwnd )) FIXME( "not supported on other process window %p\n", hwnd );
1193 /* update the placement according to the current style */
1194 if (pWnd->dwStyle & WS_MINIMIZE)
1196 pWnd->min_pos.x = pWnd->rectWindow.left;
1197 pWnd->min_pos.y = pWnd->rectWindow.top;
1199 else if (pWnd->dwStyle & WS_MAXIMIZE)
1201 pWnd->max_pos.x = pWnd->rectWindow.left;
1202 pWnd->max_pos.y = pWnd->rectWindow.top;
1206 pWnd->normal_rect = pWnd->rectWindow;
1209 wndpl->length = sizeof(*wndpl);
1210 if( pWnd->dwStyle & WS_MINIMIZE )
1211 wndpl->showCmd = SW_SHOWMINIMIZED;
1213 wndpl->showCmd = ( pWnd->dwStyle & WS_MAXIMIZE ) ? SW_SHOWMAXIMIZED : SW_SHOWNORMAL ;
1214 if( pWnd->flags & WIN_RESTORE_MAX )
1215 wndpl->flags = WPF_RESTORETOMAXIMIZED;
1218 wndpl->ptMinPosition = pWnd->min_pos;
1219 wndpl->ptMaxPosition = pWnd->max_pos;
1220 wndpl->rcNormalPosition = pWnd->normal_rect;
1221 WIN_ReleasePtr( pWnd );
1223 TRACE( "%p: returning min %d,%d max %d,%d normal %s\n",
1224 hwnd, wndpl->ptMinPosition.x, wndpl->ptMinPosition.y,
1225 wndpl->ptMaxPosition.x, wndpl->ptMaxPosition.y,
1226 wine_dbgstr_rect(&wndpl->rcNormalPosition) );
1230 /* make sure the specified rect is visible on screen */
1231 static void make_rect_onscreen( RECT *rect )
1234 HMONITOR monitor = MonitorFromRect( rect, MONITOR_DEFAULTTONEAREST );
1236 info.cbSize = sizeof(info);
1237 if (!monitor || !GetMonitorInfoW( monitor, &info )) return;
1238 /* FIXME: map coordinates from rcWork to rcMonitor */
1239 if (rect->right <= info.rcWork.left)
1241 rect->right += info.rcWork.left - rect->left;
1242 rect->left = info.rcWork.left;
1244 else if (rect->left >= info.rcWork.right)
1246 rect->left += info.rcWork.right - rect->right;
1247 rect->right = info.rcWork.right;
1249 if (rect->bottom <= info.rcWork.top)
1251 rect->bottom += info.rcWork.top - rect->top;
1252 rect->top = info.rcWork.top;
1254 else if (rect->top >= info.rcWork.bottom)
1256 rect->top += info.rcWork.bottom - rect->bottom;
1257 rect->bottom = info.rcWork.bottom;
1261 /* make sure the specified point is visible on screen */
1262 static void make_point_onscreen( POINT *pt )
1266 SetRect( &rect, pt->x, pt->y, pt->x + 1, pt->y + 1 );
1267 make_rect_onscreen( &rect );
1273 /***********************************************************************
1274 * WINPOS_SetPlacement
1276 static BOOL WINPOS_SetPlacement( HWND hwnd, const WINDOWPLACEMENT *wndpl, UINT flags )
1279 WND *pWnd = WIN_GetPtr( hwnd );
1280 WINDOWPLACEMENT wp = *wndpl;
1282 if (flags & PLACE_MIN) make_point_onscreen( &wp.ptMinPosition );
1283 if (flags & PLACE_MAX) make_point_onscreen( &wp.ptMaxPosition );
1284 if (flags & PLACE_RECT) make_rect_onscreen( &wp.rcNormalPosition );
1286 TRACE( "%p: setting min %d,%d max %d,%d normal %s flags %x ajusted to min %d,%d max %d,%d normal %s\n",
1287 hwnd, wndpl->ptMinPosition.x, wndpl->ptMinPosition.y,
1288 wndpl->ptMaxPosition.x, wndpl->ptMaxPosition.y,
1289 wine_dbgstr_rect(&wndpl->rcNormalPosition), flags,
1290 wp.ptMinPosition.x, wp.ptMinPosition.y, wp.ptMaxPosition.x, wp.ptMaxPosition.y,
1291 wine_dbgstr_rect(&wp.rcNormalPosition) );
1293 if (!pWnd || pWnd == WND_OTHER_PROCESS || pWnd == WND_DESKTOP) return FALSE;
1295 if( flags & PLACE_MIN ) pWnd->min_pos = wp.ptMinPosition;
1296 if( flags & PLACE_MAX ) pWnd->max_pos = wp.ptMaxPosition;
1297 if( flags & PLACE_RECT) pWnd->normal_rect = wp.rcNormalPosition;
1299 style = pWnd->dwStyle;
1301 WIN_ReleasePtr( pWnd );
1303 if( style & WS_MINIMIZE )
1305 if (flags & PLACE_MIN)
1307 WINPOS_ShowIconTitle( hwnd, FALSE );
1308 SetWindowPos( hwnd, 0, wp.ptMinPosition.x, wp.ptMinPosition.y, 0, 0,
1309 SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE );
1312 else if( style & WS_MAXIMIZE )
1314 if (flags & PLACE_MAX)
1315 SetWindowPos( hwnd, 0, wp.ptMaxPosition.x, wp.ptMaxPosition.y, 0, 0,
1316 SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE );
1318 else if( flags & PLACE_RECT )
1319 SetWindowPos( hwnd, 0, wp.rcNormalPosition.left, wp.rcNormalPosition.top,
1320 wp.rcNormalPosition.right - wp.rcNormalPosition.left,
1321 wp.rcNormalPosition.bottom - wp.rcNormalPosition.top,
1322 SWP_NOZORDER | SWP_NOACTIVATE );
1324 ShowWindow( hwnd, wndpl->showCmd );
1326 if (IsIconic( hwnd ))
1328 if (GetWindowLongW( hwnd, GWL_STYLE ) & WS_VISIBLE) WINPOS_ShowIconTitle( hwnd, TRUE );
1330 /* SDK: ...valid only the next time... */
1331 if( wndpl->flags & WPF_RESTORETOMAXIMIZED )
1333 pWnd = WIN_GetPtr( hwnd );
1334 if (pWnd && pWnd != WND_OTHER_PROCESS)
1336 pWnd->flags |= WIN_RESTORE_MAX;
1337 WIN_ReleasePtr( pWnd );
1345 /***********************************************************************
1346 * SetWindowPlacement (USER32.@)
1349 * Fails if wndpl->length of Win95 (!) apps is invalid.
1351 BOOL WINAPI SetWindowPlacement( HWND hwnd, const WINDOWPLACEMENT *wpl )
1353 UINT flags = PLACE_MAX | PLACE_RECT;
1354 if (!wpl) return FALSE;
1355 if (wpl->flags & WPF_SETMINPOSITION) flags |= PLACE_MIN;
1356 return WINPOS_SetPlacement( hwnd, wpl, flags );
1360 /***********************************************************************
1361 * AnimateWindow (USER32.@)
1362 * Shows/Hides a window with an animation
1365 BOOL WINAPI AnimateWindow(HWND hwnd, DWORD dwTime, DWORD dwFlags)
1367 FIXME("partial stub\n");
1369 /* If trying to show/hide and it's already *
1370 * shown/hidden or invalid window, fail with *
1371 * invalid parameter */
1372 if(!IsWindow(hwnd) ||
1373 (IsWindowVisible(hwnd) && !(dwFlags & AW_HIDE)) ||
1374 (!IsWindowVisible(hwnd) && (dwFlags & AW_HIDE)))
1376 SetLastError(ERROR_INVALID_PARAMETER);
1380 ShowWindow(hwnd, (dwFlags & AW_HIDE) ? SW_HIDE : ((dwFlags & AW_ACTIVATE) ? SW_SHOW : SW_SHOWNA));
1385 /***********************************************************************
1386 * SetInternalWindowPos (USER32.@)
1388 void WINAPI SetInternalWindowPos( HWND hwnd, UINT showCmd,
1389 LPRECT rect, LPPOINT pt )
1391 WINDOWPLACEMENT wndpl;
1394 wndpl.length = sizeof(wndpl);
1395 wndpl.showCmd = showCmd;
1396 wndpl.flags = flags = 0;
1401 wndpl.flags |= WPF_SETMINPOSITION;
1402 wndpl.ptMinPosition = *pt;
1406 flags |= PLACE_RECT;
1407 wndpl.rcNormalPosition = *rect;
1409 WINPOS_SetPlacement( hwnd, &wndpl, flags );
1413 /*******************************************************************
1414 * can_activate_window
1416 * Check if we can activate the specified window.
1418 static BOOL can_activate_window( HWND hwnd )
1422 if (!hwnd) return FALSE;
1423 style = GetWindowLongW( hwnd, GWL_STYLE );
1424 if (!(style & WS_VISIBLE)) return FALSE;
1425 if ((style & (WS_POPUP|WS_CHILD)) == WS_CHILD) return FALSE;
1426 return !(style & WS_DISABLED);
1430 /*******************************************************************
1431 * WINPOS_ActivateOtherWindow
1433 * Activates window other than pWnd.
1435 void WINPOS_ActivateOtherWindow(HWND hwnd)
1439 if ((GetWindowLongW( hwnd, GWL_STYLE ) & WS_POPUP) && (hwndTo = GetWindow( hwnd, GW_OWNER )))
1441 hwndTo = GetAncestor( hwndTo, GA_ROOT );
1442 if (can_activate_window( hwndTo )) goto done;
1448 if (!(hwndTo = GetWindow( hwndTo, GW_HWNDNEXT ))) break;
1449 if (can_activate_window( hwndTo )) break;
1453 fg = GetForegroundWindow();
1454 TRACE("win = %p fg = %p\n", hwndTo, fg);
1455 if (!fg || (hwnd == fg))
1457 if (SetForegroundWindow( hwndTo )) return;
1459 if (!SetActiveWindow( hwndTo )) SetActiveWindow(0);
1463 /***********************************************************************
1464 * WINPOS_HandleWindowPosChanging
1466 * Default handling for a WM_WINDOWPOSCHANGING. Called from DefWindowProc().
1468 LONG WINPOS_HandleWindowPosChanging( HWND hwnd, WINDOWPOS *winpos )
1470 POINT minTrack, maxTrack;
1471 LONG style = GetWindowLongW( hwnd, GWL_STYLE );
1473 if (winpos->flags & SWP_NOSIZE) return 0;
1474 if ((style & WS_THICKFRAME) || ((style & (WS_POPUP | WS_CHILD)) == 0))
1476 WINPOS_GetMinMaxInfo( hwnd, NULL, NULL, &minTrack, &maxTrack );
1477 if (winpos->cx > maxTrack.x) winpos->cx = maxTrack.x;
1478 if (winpos->cy > maxTrack.y) winpos->cy = maxTrack.y;
1479 if (!(style & WS_MINIMIZE))
1481 if (winpos->cx < minTrack.x ) winpos->cx = minTrack.x;
1482 if (winpos->cy < minTrack.y ) winpos->cy = minTrack.y;
1489 /***********************************************************************
1492 static void dump_winpos_flags(UINT flags)
1494 static const DWORD dumped_flags = (SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOREDRAW |
1495 SWP_NOACTIVATE | SWP_FRAMECHANGED | SWP_SHOWWINDOW |
1496 SWP_HIDEWINDOW | SWP_NOCOPYBITS | SWP_NOOWNERZORDER |
1497 SWP_NOSENDCHANGING | SWP_DEFERERASE | SWP_ASYNCWINDOWPOS |
1498 SWP_NOCLIENTSIZE | SWP_NOCLIENTMOVE | SWP_STATECHANGED);
1500 if(flags & SWP_NOSIZE) TRACE(" SWP_NOSIZE");
1501 if(flags & SWP_NOMOVE) TRACE(" SWP_NOMOVE");
1502 if(flags & SWP_NOZORDER) TRACE(" SWP_NOZORDER");
1503 if(flags & SWP_NOREDRAW) TRACE(" SWP_NOREDRAW");
1504 if(flags & SWP_NOACTIVATE) TRACE(" SWP_NOACTIVATE");
1505 if(flags & SWP_FRAMECHANGED) TRACE(" SWP_FRAMECHANGED");
1506 if(flags & SWP_SHOWWINDOW) TRACE(" SWP_SHOWWINDOW");
1507 if(flags & SWP_HIDEWINDOW) TRACE(" SWP_HIDEWINDOW");
1508 if(flags & SWP_NOCOPYBITS) TRACE(" SWP_NOCOPYBITS");
1509 if(flags & SWP_NOOWNERZORDER) TRACE(" SWP_NOOWNERZORDER");
1510 if(flags & SWP_NOSENDCHANGING) TRACE(" SWP_NOSENDCHANGING");
1511 if(flags & SWP_DEFERERASE) TRACE(" SWP_DEFERERASE");
1512 if(flags & SWP_ASYNCWINDOWPOS) TRACE(" SWP_ASYNCWINDOWPOS");
1513 if(flags & SWP_NOCLIENTSIZE) TRACE(" SWP_NOCLIENTSIZE");
1514 if(flags & SWP_NOCLIENTMOVE) TRACE(" SWP_NOCLIENTMOVE");
1515 if(flags & SWP_STATECHANGED) TRACE(" SWP_STATECHANGED");
1517 if(flags & ~dumped_flags) TRACE(" %08x", flags & ~dumped_flags);
1521 /***********************************************************************
1522 * SWP_DoWinPosChanging
1524 static BOOL SWP_DoWinPosChanging( WINDOWPOS* pWinpos, RECT* pNewWindowRect, RECT* pNewClientRect )
1528 /* Send WM_WINDOWPOSCHANGING message */
1530 if (!(pWinpos->flags & SWP_NOSENDCHANGING))
1531 SendMessageW( pWinpos->hwnd, WM_WINDOWPOSCHANGING, 0, (LPARAM)pWinpos );
1533 if (!(wndPtr = WIN_GetPtr( pWinpos->hwnd )) ||
1534 wndPtr == WND_OTHER_PROCESS || wndPtr == WND_DESKTOP) return FALSE;
1536 /* Calculate new position and size */
1538 *pNewWindowRect = wndPtr->rectWindow;
1539 *pNewClientRect = (wndPtr->dwStyle & WS_MINIMIZE) ? wndPtr->rectWindow
1540 : wndPtr->rectClient;
1542 if (!(pWinpos->flags & SWP_NOSIZE))
1544 pNewWindowRect->right = pNewWindowRect->left + pWinpos->cx;
1545 pNewWindowRect->bottom = pNewWindowRect->top + pWinpos->cy;
1547 if (!(pWinpos->flags & SWP_NOMOVE))
1549 pNewWindowRect->left = pWinpos->x;
1550 pNewWindowRect->top = pWinpos->y;
1551 pNewWindowRect->right += pWinpos->x - wndPtr->rectWindow.left;
1552 pNewWindowRect->bottom += pWinpos->y - wndPtr->rectWindow.top;
1554 OffsetRect( pNewClientRect, pWinpos->x - wndPtr->rectWindow.left,
1555 pWinpos->y - wndPtr->rectWindow.top );
1557 pWinpos->flags |= SWP_NOCLIENTMOVE | SWP_NOCLIENTSIZE;
1559 TRACE( "hwnd %p, after %p, swp %d,%d %dx%d flags %08x\n",
1560 pWinpos->hwnd, pWinpos->hwndInsertAfter, pWinpos->x, pWinpos->y,
1561 pWinpos->cx, pWinpos->cy, pWinpos->flags );
1562 TRACE( "current %s style %08x new %s\n",
1563 wine_dbgstr_rect( &wndPtr->rectWindow ), wndPtr->dwStyle,
1564 wine_dbgstr_rect( pNewWindowRect ));
1566 WIN_ReleasePtr( wndPtr );
1570 /***********************************************************************
1573 * Compute the valid rects from the old and new client rect and WVR_* flags.
1574 * Helper for WM_NCCALCSIZE handling.
1576 static inline void get_valid_rects( const RECT *old_client, const RECT *new_client, UINT flags,
1581 if (flags & WVR_REDRAW)
1583 SetRectEmpty( &valid[0] );
1584 SetRectEmpty( &valid[1] );
1588 if (flags & WVR_VALIDRECTS)
1590 if (!IntersectRect( &valid[0], &valid[0], new_client ) ||
1591 !IntersectRect( &valid[1], &valid[1], old_client ))
1593 SetRectEmpty( &valid[0] );
1594 SetRectEmpty( &valid[1] );
1597 flags = WVR_ALIGNLEFT | WVR_ALIGNTOP;
1601 valid[0] = *new_client;
1602 valid[1] = *old_client;
1605 /* make sure the rectangles have the same size */
1606 cx = min( valid[0].right - valid[0].left, valid[1].right - valid[1].left );
1607 cy = min( valid[0].bottom - valid[0].top, valid[1].bottom - valid[1].top );
1609 if (flags & WVR_ALIGNBOTTOM)
1611 valid[0].top = valid[0].bottom - cy;
1612 valid[1].top = valid[1].bottom - cy;
1616 valid[0].bottom = valid[0].top + cy;
1617 valid[1].bottom = valid[1].top + cy;
1619 if (flags & WVR_ALIGNRIGHT)
1621 valid[0].left = valid[0].right - cx;
1622 valid[1].left = valid[1].right - cx;
1626 valid[0].right = valid[0].left + cx;
1627 valid[1].right = valid[1].left + cx;
1632 /***********************************************************************
1635 * fix Z order taking into account owned popups -
1636 * basically we need to maintain them above the window that owns them
1638 * FIXME: hide/show owned popups when owner visibility changes.
1640 static HWND SWP_DoOwnedPopups(HWND hwnd, HWND hwndInsertAfter)
1642 LONG style = GetWindowLongW( hwnd, GWL_STYLE );
1643 HWND owner, *list = NULL;
1646 TRACE("(%p) hInsertAfter = %p\n", hwnd, hwndInsertAfter );
1648 if ((style & WS_POPUP) && (owner = GetWindow( hwnd, GW_OWNER )))
1650 /* make sure this popup stays above the owner */
1652 if (hwndInsertAfter != HWND_TOP && hwndInsertAfter != HWND_TOPMOST)
1654 if (!(list = WIN_ListChildren( GetDesktopWindow() ))) return hwndInsertAfter;
1656 for (i = 0; list[i]; i++)
1658 if (list[i] == owner)
1660 if (i > 0) hwndInsertAfter = list[i-1];
1661 else hwndInsertAfter = HWND_TOP;
1665 if (hwndInsertAfter == HWND_NOTOPMOST)
1667 if (!(GetWindowLongW( list[i], GWL_EXSTYLE ) & WS_EX_TOPMOST)) break;
1669 else if (list[i] == hwndInsertAfter) break;
1673 else if (style & WS_CHILD) return hwndInsertAfter;
1675 if (hwndInsertAfter == HWND_BOTTOM) goto done;
1676 if (!list && !(list = WIN_ListChildren( GetDesktopWindow() ))) goto done;
1679 if (hwndInsertAfter == HWND_TOP || hwndInsertAfter == HWND_NOTOPMOST)
1681 if (hwndInsertAfter == HWND_NOTOPMOST || !(GetWindowLongW( hwnd, GWL_EXSTYLE ) & WS_EX_TOPMOST))
1683 /* skip all the topmost windows */
1684 while (list[i] && (GetWindowLongW( list[i], GWL_EXSTYLE ) & WS_EX_TOPMOST)) i++;
1687 else if (hwndInsertAfter != HWND_TOPMOST)
1689 /* skip windows that are already placed correctly */
1690 for (i = 0; list[i]; i++)
1692 if (list[i] == hwndInsertAfter) break;
1693 if (list[i] == hwnd) goto done; /* nothing to do if window is moving backwards in z-order */
1697 for ( ; list[i]; i++)
1699 if (list[i] == hwnd) break;
1700 if (!(GetWindowLongW( list[i], GWL_STYLE ) & WS_POPUP)) continue;
1701 if (GetWindow( list[i], GW_OWNER ) != hwnd) continue;
1702 TRACE( "moving %p owned by %p after %p\n", list[i], hwnd, hwndInsertAfter );
1703 SetWindowPos( list[i], hwndInsertAfter, 0, 0, 0, 0,
1704 SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE | SWP_NOSENDCHANGING | SWP_DEFERERASE );
1705 hwndInsertAfter = list[i];
1709 HeapFree( GetProcessHeap(), 0, list );
1710 return hwndInsertAfter;
1713 /***********************************************************************
1716 static UINT SWP_DoNCCalcSize( WINDOWPOS* pWinpos, const RECT* pNewWindowRect, RECT* pNewClientRect,
1722 if (!(wndPtr = WIN_GetPtr( pWinpos->hwnd )) || wndPtr == WND_OTHER_PROCESS) return 0;
1724 /* Send WM_NCCALCSIZE message to get new client area */
1725 if( (pWinpos->flags & (SWP_FRAMECHANGED | SWP_NOSIZE)) != SWP_NOSIZE )
1727 NCCALCSIZE_PARAMS params;
1728 WINDOWPOS winposCopy;
1730 params.rgrc[0] = *pNewWindowRect;
1731 params.rgrc[1] = wndPtr->rectWindow;
1732 params.rgrc[2] = wndPtr->rectClient;
1733 params.lppos = &winposCopy;
1734 winposCopy = *pWinpos;
1735 WIN_ReleasePtr( wndPtr );
1737 wvrFlags = SendMessageW( pWinpos->hwnd, WM_NCCALCSIZE, TRUE, (LPARAM)¶ms );
1739 *pNewClientRect = params.rgrc[0];
1741 if (!(wndPtr = WIN_GetPtr( pWinpos->hwnd )) || wndPtr == WND_OTHER_PROCESS) return 0;
1743 TRACE( "hwnd %p old win %s old client %s new win %s new client %s\n", pWinpos->hwnd,
1744 wine_dbgstr_rect(&wndPtr->rectWindow), wine_dbgstr_rect(&wndPtr->rectClient),
1745 wine_dbgstr_rect(pNewWindowRect), wine_dbgstr_rect(pNewClientRect) );
1747 if( pNewClientRect->left != wndPtr->rectClient.left ||
1748 pNewClientRect->top != wndPtr->rectClient.top )
1749 pWinpos->flags &= ~SWP_NOCLIENTMOVE;
1751 if( (pNewClientRect->right - pNewClientRect->left !=
1752 wndPtr->rectClient.right - wndPtr->rectClient.left))
1753 pWinpos->flags &= ~SWP_NOCLIENTSIZE;
1755 wvrFlags &= ~WVR_HREDRAW;
1757 if (pNewClientRect->bottom - pNewClientRect->top !=
1758 wndPtr->rectClient.bottom - wndPtr->rectClient.top)
1759 pWinpos->flags &= ~SWP_NOCLIENTSIZE;
1761 wvrFlags &= ~WVR_VREDRAW;
1763 validRects[0] = params.rgrc[1];
1764 validRects[1] = params.rgrc[2];
1768 if (!(pWinpos->flags & SWP_NOMOVE) &&
1769 (pNewClientRect->left != wndPtr->rectClient.left ||
1770 pNewClientRect->top != wndPtr->rectClient.top))
1771 pWinpos->flags &= ~SWP_NOCLIENTMOVE;
1774 if (pWinpos->flags & (SWP_NOCOPYBITS | SWP_NOREDRAW | SWP_SHOWWINDOW | SWP_HIDEWINDOW))
1776 SetRectEmpty( &validRects[0] );
1777 SetRectEmpty( &validRects[1] );
1779 else get_valid_rects( &wndPtr->rectClient, pNewClientRect, wvrFlags, validRects );
1781 WIN_ReleasePtr( wndPtr );
1785 /* fix redundant flags and values in the WINDOWPOS structure */
1786 static BOOL fixup_flags( WINDOWPOS *winpos )
1789 WND *wndPtr = WIN_GetPtr( winpos->hwnd );
1792 if (!wndPtr || wndPtr == WND_OTHER_PROCESS)
1794 SetLastError( ERROR_INVALID_WINDOW_HANDLE );
1797 winpos->hwnd = wndPtr->hwndSelf; /* make it a full handle */
1799 /* Finally make sure that all coordinates are valid */
1800 if (winpos->x < -32768) winpos->x = -32768;
1801 else if (winpos->x > 32767) winpos->x = 32767;
1802 if (winpos->y < -32768) winpos->y = -32768;
1803 else if (winpos->y > 32767) winpos->y = 32767;
1805 if (winpos->cx < 0) winpos->cx = 0;
1806 else if (winpos->cx > 32767) winpos->cx = 32767;
1807 if (winpos->cy < 0) winpos->cy = 0;
1808 else if (winpos->cy > 32767) winpos->cy = 32767;
1810 parent = GetAncestor( winpos->hwnd, GA_PARENT );
1811 if (!IsWindowVisible( parent )) winpos->flags |= SWP_NOREDRAW;
1813 if (wndPtr->dwStyle & WS_VISIBLE) winpos->flags &= ~SWP_SHOWWINDOW;
1816 winpos->flags &= ~SWP_HIDEWINDOW;
1817 if (!(winpos->flags & SWP_SHOWWINDOW)) winpos->flags |= SWP_NOREDRAW;
1820 if ((wndPtr->rectWindow.right - wndPtr->rectWindow.left == winpos->cx) &&
1821 (wndPtr->rectWindow.bottom - wndPtr->rectWindow.top == winpos->cy))
1822 winpos->flags |= SWP_NOSIZE; /* Already the right size */
1824 if ((wndPtr->rectWindow.left == winpos->x) && (wndPtr->rectWindow.top == winpos->y))
1825 winpos->flags |= SWP_NOMOVE; /* Already the right position */
1827 if ((wndPtr->dwStyle & (WS_POPUP | WS_CHILD)) != WS_CHILD)
1829 if (!(winpos->flags & (SWP_NOACTIVATE|SWP_HIDEWINDOW)) && /* Bring to the top when activating */
1830 (winpos->flags & SWP_NOZORDER ||
1831 (winpos->hwndInsertAfter != HWND_TOPMOST && winpos->hwndInsertAfter != HWND_NOTOPMOST)))
1833 winpos->flags &= ~SWP_NOZORDER;
1834 winpos->hwndInsertAfter = HWND_TOP;
1838 /* Check hwndInsertAfter */
1839 if (winpos->flags & SWP_NOZORDER) goto done;
1841 /* fix sign extension */
1842 if (winpos->hwndInsertAfter == (HWND)0xffff) winpos->hwndInsertAfter = HWND_TOPMOST;
1843 else if (winpos->hwndInsertAfter == (HWND)0xfffe) winpos->hwndInsertAfter = HWND_NOTOPMOST;
1845 /* hwndInsertAfter must be a sibling of the window */
1846 if (winpos->hwndInsertAfter == HWND_TOP)
1848 if (GetWindow(winpos->hwnd, GW_HWNDFIRST) == winpos->hwnd)
1849 winpos->flags |= SWP_NOZORDER;
1851 else if (winpos->hwndInsertAfter == HWND_BOTTOM)
1853 if (!(wndPtr->dwExStyle & WS_EX_TOPMOST) && GetWindow(winpos->hwnd, GW_HWNDLAST) == winpos->hwnd)
1854 winpos->flags |= SWP_NOZORDER;
1856 else if (winpos->hwndInsertAfter == HWND_TOPMOST)
1858 if ((wndPtr->dwExStyle & WS_EX_TOPMOST) && GetWindow(winpos->hwnd, GW_HWNDFIRST) == winpos->hwnd)
1859 winpos->flags |= SWP_NOZORDER;
1861 else if (winpos->hwndInsertAfter == HWND_NOTOPMOST)
1863 if (!(wndPtr->dwExStyle & WS_EX_TOPMOST))
1864 winpos->flags |= SWP_NOZORDER;
1868 if (GetAncestor( winpos->hwndInsertAfter, GA_PARENT ) != parent) ret = FALSE;
1871 /* don't need to change the Zorder of hwnd if it's already inserted
1872 * after hwndInsertAfter or when inserting hwnd after itself.
1874 if ((winpos->hwnd == winpos->hwndInsertAfter) ||
1875 (winpos->hwnd == GetWindow( winpos->hwndInsertAfter, GW_HWNDNEXT )))
1876 winpos->flags |= SWP_NOZORDER;
1880 WIN_ReleasePtr( wndPtr );
1885 /***********************************************************************
1888 * Backend implementation of SetWindowPos.
1890 BOOL set_window_pos( HWND hwnd, HWND insert_after, UINT swp_flags,
1891 const RECT *window_rect, const RECT *client_rect, const RECT *valid_rects )
1895 RECT visible_rect, old_window_rect;
1897 visible_rect = *window_rect;
1898 USER_Driver->pWindowPosChanging( hwnd, insert_after, swp_flags,
1899 window_rect, client_rect, &visible_rect );
1901 if (!(win = WIN_GetPtr( hwnd ))) return FALSE;
1902 if (win == WND_DESKTOP || win == WND_OTHER_PROCESS) return FALSE;
1904 old_window_rect = win->rectWindow;
1905 SERVER_START_REQ( set_window_pos )
1907 req->handle = wine_server_user_handle( hwnd );
1908 req->previous = wine_server_user_handle( insert_after );
1909 req->flags = swp_flags;
1910 req->window.left = window_rect->left;
1911 req->window.top = window_rect->top;
1912 req->window.right = window_rect->right;
1913 req->window.bottom = window_rect->bottom;
1914 req->client.left = client_rect->left;
1915 req->client.top = client_rect->top;
1916 req->client.right = client_rect->right;
1917 req->client.bottom = client_rect->bottom;
1918 if (memcmp( window_rect, &visible_rect, sizeof(RECT) ) || !IsRectEmpty( &valid_rects[0] ))
1920 wine_server_add_data( req, &visible_rect, sizeof(visible_rect) );
1921 if (!IsRectEmpty( &valid_rects[0] ))
1922 wine_server_add_data( req, valid_rects, 2 * sizeof(*valid_rects) );
1924 if ((ret = !wine_server_call( req )))
1926 win->dwStyle = reply->new_style;
1927 win->dwExStyle = reply->new_ex_style;
1928 win->rectWindow = *window_rect;
1929 win->rectClient = *client_rect;
1933 WIN_ReleasePtr( win );
1937 if (((swp_flags & SWP_AGG_NOPOSCHANGE) != SWP_AGG_NOPOSCHANGE) ||
1938 (swp_flags & (SWP_HIDEWINDOW | SWP_SHOWWINDOW | SWP_STATECHANGED)))
1939 invalidate_dce( hwnd, &old_window_rect );
1941 USER_Driver->pWindowPosChanged( hwnd, insert_after, swp_flags, window_rect,
1942 client_rect, &visible_rect, valid_rects );
1948 /***********************************************************************
1951 * User32 internal function
1953 BOOL USER_SetWindowPos( WINDOWPOS * winpos )
1955 RECT newWindowRect, newClientRect, valid_rects[2];
1958 orig_flags = winpos->flags;
1960 /* First make sure that coordinates are valid for WM_WINDOWPOSCHANGING */
1961 if (!(winpos->flags & SWP_NOMOVE))
1963 if (winpos->x < -32768) winpos->x = -32768;
1964 else if (winpos->x > 32767) winpos->x = 32767;
1965 if (winpos->y < -32768) winpos->y = -32768;
1966 else if (winpos->y > 32767) winpos->y = 32767;
1968 if (!(winpos->flags & SWP_NOSIZE))
1970 if (winpos->cx < 0) winpos->cx = 0;
1971 else if (winpos->cx > 32767) winpos->cx = 32767;
1972 if (winpos->cy < 0) winpos->cy = 0;
1973 else if (winpos->cy > 32767) winpos->cy = 32767;
1976 if (!SWP_DoWinPosChanging( winpos, &newWindowRect, &newClientRect )) return FALSE;
1978 /* Fix redundant flags */
1979 if (!fixup_flags( winpos )) return FALSE;
1981 if((winpos->flags & (SWP_NOZORDER | SWP_HIDEWINDOW | SWP_SHOWWINDOW)) != SWP_NOZORDER)
1983 if (GetAncestor( winpos->hwnd, GA_PARENT ) == GetDesktopWindow())
1984 winpos->hwndInsertAfter = SWP_DoOwnedPopups( winpos->hwnd, winpos->hwndInsertAfter );
1987 /* Common operations */
1989 SWP_DoNCCalcSize( winpos, &newWindowRect, &newClientRect, valid_rects );
1991 if (!set_window_pos( winpos->hwnd, winpos->hwndInsertAfter, winpos->flags,
1992 &newWindowRect, &newClientRect, valid_rects ))
1995 /* erase parent when hiding or resizing child */
1996 if (!(orig_flags & SWP_DEFERERASE) &&
1997 ((orig_flags & SWP_HIDEWINDOW) ||
1998 (!(orig_flags & SWP_SHOWWINDOW) &&
1999 (winpos->flags & SWP_AGG_STATUSFLAGS) != SWP_AGG_NOGEOMETRYCHANGE)))
2001 HWND parent = GetAncestor( winpos->hwnd, GA_PARENT );
2002 if (!parent || parent == GetDesktopWindow()) parent = winpos->hwnd;
2003 erase_now( parent, 0 );
2006 if( winpos->flags & SWP_HIDEWINDOW )
2007 HideCaret(winpos->hwnd);
2008 else if (winpos->flags & SWP_SHOWWINDOW)
2009 ShowCaret(winpos->hwnd);
2011 if (!(winpos->flags & (SWP_NOACTIVATE|SWP_HIDEWINDOW)))
2013 /* child windows get WM_CHILDACTIVATE message */
2014 if ((GetWindowLongW( winpos->hwnd, GWL_STYLE ) & (WS_CHILD | WS_POPUP)) == WS_CHILD)
2015 SendMessageW( winpos->hwnd, WM_CHILDACTIVATE, 0, 0 );
2017 SetForegroundWindow( winpos->hwnd );
2020 /* And last, send the WM_WINDOWPOSCHANGED message */
2022 TRACE("\tstatus flags = %04x\n", winpos->flags & SWP_AGG_STATUSFLAGS);
2024 if (((winpos->flags & SWP_AGG_STATUSFLAGS) != SWP_AGG_NOPOSCHANGE))
2026 /* WM_WINDOWPOSCHANGED is sent even if SWP_NOSENDCHANGING is set
2027 and always contains final window position.
2029 winpos->x = newWindowRect.left;
2030 winpos->y = newWindowRect.top;
2031 winpos->cx = newWindowRect.right - newWindowRect.left;
2032 winpos->cy = newWindowRect.bottom - newWindowRect.top;
2033 SendMessageW( winpos->hwnd, WM_WINDOWPOSCHANGED, 0, (LPARAM)winpos );
2038 /***********************************************************************
2039 * SetWindowPos (USER32.@)
2041 BOOL WINAPI SetWindowPos( HWND hwnd, HWND hwndInsertAfter,
2042 INT x, INT y, INT cx, INT cy, UINT flags )
2046 TRACE("hwnd %p, after %p, %d,%d (%dx%d), flags %08x\n",
2047 hwnd, hwndInsertAfter, x, y, cx, cy, flags);
2048 if(TRACE_ON(win)) dump_winpos_flags(flags);
2050 if (is_broadcast(hwnd))
2052 SetLastError( ERROR_INVALID_PARAMETER );
2056 winpos.hwnd = WIN_GetFullHandle(hwnd);
2057 winpos.hwndInsertAfter = WIN_GetFullHandle(hwndInsertAfter);
2062 winpos.flags = flags;
2064 if (WIN_IsCurrentThread( hwnd ))
2065 return USER_SetWindowPos(&winpos);
2067 return SendMessageW( winpos.hwnd, WM_WINE_SETWINDOWPOS, 0, (LPARAM)&winpos );
2071 /***********************************************************************
2072 * BeginDeferWindowPos (USER32.@)
2074 HDWP WINAPI BeginDeferWindowPos( INT count )
2079 TRACE("%d\n", count);
2083 SetLastError(ERROR_INVALID_PARAMETER);
2086 /* Windows allows zero count, in which case it allocates context for 8 moves */
2087 if (count == 0) count = 8;
2089 handle = USER_HEAP_ALLOC( sizeof(DWP) + (count-1)*sizeof(WINDOWPOS) );
2090 if (!handle) return 0;
2091 pDWP = USER_HEAP_LIN_ADDR( handle );
2092 pDWP->actualCount = 0;
2093 pDWP->suggestedCount = count;
2095 pDWP->wMagic = DWP_MAGIC;
2096 pDWP->hwndParent = 0;
2098 TRACE("returning hdwp %p\n", handle);
2103 /***********************************************************************
2104 * DeferWindowPos (USER32.@)
2106 HDWP WINAPI DeferWindowPos( HDWP hdwp, HWND hwnd, HWND hwndAfter,
2107 INT x, INT y, INT cx, INT cy,
2112 HDWP newhdwp = hdwp,retvalue;
2114 TRACE("hdwp %p, hwnd %p, after %p, %d,%d (%dx%d), flags %08x\n",
2115 hdwp, hwnd, hwndAfter, x, y, cx, cy, flags);
2117 hwnd = WIN_GetFullHandle( hwnd );
2118 if (is_desktop_window( hwnd )) return 0;
2120 if (!(pDWP = USER_HEAP_LIN_ADDR( hdwp ))) return 0;
2124 for (i = 0; i < pDWP->actualCount; i++)
2126 if (pDWP->winPos[i].hwnd == hwnd)
2128 /* Merge with the other changes */
2129 if (!(flags & SWP_NOZORDER))
2131 pDWP->winPos[i].hwndInsertAfter = WIN_GetFullHandle(hwndAfter);
2133 if (!(flags & SWP_NOMOVE))
2135 pDWP->winPos[i].x = x;
2136 pDWP->winPos[i].y = y;
2138 if (!(flags & SWP_NOSIZE))
2140 pDWP->winPos[i].cx = cx;
2141 pDWP->winPos[i].cy = cy;
2143 pDWP->winPos[i].flags &= flags | ~(SWP_NOSIZE | SWP_NOMOVE |
2144 SWP_NOZORDER | SWP_NOREDRAW |
2145 SWP_NOACTIVATE | SWP_NOCOPYBITS|
2147 pDWP->winPos[i].flags |= flags & (SWP_SHOWWINDOW | SWP_HIDEWINDOW |
2153 if (pDWP->actualCount >= pDWP->suggestedCount)
2155 newhdwp = USER_HEAP_REALLOC( hdwp,
2156 sizeof(DWP) + pDWP->suggestedCount*sizeof(WINDOWPOS) );
2162 pDWP = USER_HEAP_LIN_ADDR( newhdwp );
2163 pDWP->suggestedCount++;
2165 pDWP->winPos[pDWP->actualCount].hwnd = hwnd;
2166 pDWP->winPos[pDWP->actualCount].hwndInsertAfter = hwndAfter;
2167 pDWP->winPos[pDWP->actualCount].x = x;
2168 pDWP->winPos[pDWP->actualCount].y = y;
2169 pDWP->winPos[pDWP->actualCount].cx = cx;
2170 pDWP->winPos[pDWP->actualCount].cy = cy;
2171 pDWP->winPos[pDWP->actualCount].flags = flags;
2172 pDWP->actualCount++;
2180 /***********************************************************************
2181 * EndDeferWindowPos (USER32.@)
2183 BOOL WINAPI EndDeferWindowPos( HDWP hdwp )
2190 TRACE("%p\n", hdwp);
2192 pDWP = USER_HEAP_LIN_ADDR( hdwp );
2193 if (!pDWP) return FALSE;
2194 for (i = 0, winpos = pDWP->winPos; res && i < pDWP->actualCount; i++, winpos++)
2196 TRACE("hwnd %p, after %p, %d,%d (%dx%d), flags %08x\n",
2197 winpos->hwnd, winpos->hwndInsertAfter, winpos->x, winpos->y,
2198 winpos->cx, winpos->cy, winpos->flags);
2200 if (WIN_IsCurrentThread( winpos->hwnd ))
2201 res = USER_SetWindowPos( winpos );
2203 res = SendMessageW( winpos->hwnd, WM_WINE_SETWINDOWPOS, 0, (LPARAM)winpos );
2205 USER_HEAP_FREE( hdwp );
2210 /***********************************************************************
2211 * ArrangeIconicWindows (USER32.@)
2213 UINT WINAPI ArrangeIconicWindows( HWND parent )
2217 INT x, y, xspacing, yspacing;
2219 GetClientRect( parent, &rectParent );
2220 x = rectParent.left;
2221 y = rectParent.bottom;
2222 xspacing = GetSystemMetrics(SM_CXICONSPACING);
2223 yspacing = GetSystemMetrics(SM_CYICONSPACING);
2225 hwndChild = GetWindow( parent, GW_CHILD );
2228 if( IsIconic( hwndChild ) )
2230 WINPOS_ShowIconTitle( hwndChild, FALSE );
2232 SetWindowPos( hwndChild, 0, x + (xspacing - GetSystemMetrics(SM_CXICON)) / 2,
2233 y - yspacing - GetSystemMetrics(SM_CYICON)/2, 0, 0,
2234 SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE );
2235 if( IsWindow(hwndChild) )
2236 WINPOS_ShowIconTitle(hwndChild , TRUE );
2238 if (x <= rectParent.right - xspacing) x += xspacing;
2241 x = rectParent.left;
2245 hwndChild = GetWindow( hwndChild, GW_HWNDNEXT );
2251 /***********************************************************************
2254 * Draw the frame used when moving or resizing window.
2256 static void draw_moving_frame( HDC hdc, RECT *rect, BOOL thickframe )
2260 const int width = GetSystemMetrics(SM_CXFRAME);
2261 const int height = GetSystemMetrics(SM_CYFRAME);
2263 HBRUSH hbrush = SelectObject( hdc, GetStockObject( GRAY_BRUSH ) );
2264 PatBlt( hdc, rect->left, rect->top,
2265 rect->right - rect->left - width, height, PATINVERT );
2266 PatBlt( hdc, rect->left, rect->top + height, width,
2267 rect->bottom - rect->top - height, PATINVERT );
2268 PatBlt( hdc, rect->left + width, rect->bottom - 1,
2269 rect->right - rect->left - width, -height, PATINVERT );
2270 PatBlt( hdc, rect->right - 1, rect->top, -width,
2271 rect->bottom - rect->top - height, PATINVERT );
2272 SelectObject( hdc, hbrush );
2274 else DrawFocusRect( hdc, rect );
2278 /***********************************************************************
2281 * Initialization of a move or resize, when initiated from a menu choice.
2282 * Return hit test code for caption or sizing border.
2284 static LONG start_size_move( HWND hwnd, WPARAM wParam, POINT *capturePoint, LONG style )
2291 GetWindowRect( hwnd, &rectWindow );
2293 if ((wParam & 0xfff0) == SC_MOVE)
2295 /* Move pointer at the center of the caption */
2296 RECT rect = rectWindow;
2297 /* Note: to be exactly centered we should take the different types
2298 * of border into account, but it shouldn't make more than a few pixels
2299 * of difference so let's not bother with that */
2300 rect.top += GetSystemMetrics(SM_CYBORDER);
2301 if (style & WS_SYSMENU)
2302 rect.left += GetSystemMetrics(SM_CXSIZE) + 1;
2303 if (style & WS_MINIMIZEBOX)
2304 rect.right -= GetSystemMetrics(SM_CXSIZE) + 1;
2305 if (style & WS_MAXIMIZEBOX)
2306 rect.right -= GetSystemMetrics(SM_CXSIZE) + 1;
2307 pt.x = (rect.right + rect.left) / 2;
2308 pt.y = rect.top + GetSystemMetrics(SM_CYSIZE)/2;
2309 hittest = HTCAPTION;
2314 SetCursor( LoadCursorW( 0, (LPWSTR)IDC_SIZEALL ) );
2318 if (!GetMessageW( &msg, 0, 0, 0 )) return 0;
2319 if (CallMsgFilterW( &msg, MSGF_SIZE )) continue;
2324 pt.x = min( max( msg.pt.x, rectWindow.left ), rectWindow.right - 1 );
2325 pt.y = min( max( msg.pt.y, rectWindow.top ), rectWindow.bottom - 1 );
2326 hittest = SendMessageW( hwnd, WM_NCHITTEST, 0, MAKELONG( pt.x, pt.y ) );
2327 if ((hittest < HTLEFT) || (hittest > HTBOTTOMRIGHT)) hittest = 0;
2338 pt.x =(rectWindow.left+rectWindow.right)/2;
2339 pt.y = rectWindow.top + GetSystemMetrics(SM_CYFRAME) / 2;
2343 pt.x =(rectWindow.left+rectWindow.right)/2;
2344 pt.y = rectWindow.bottom - GetSystemMetrics(SM_CYFRAME) / 2;
2348 pt.x = rectWindow.left + GetSystemMetrics(SM_CXFRAME) / 2;
2349 pt.y =(rectWindow.top+rectWindow.bottom)/2;
2353 pt.x = rectWindow.right - GetSystemMetrics(SM_CXFRAME) / 2;
2354 pt.y =(rectWindow.top+rectWindow.bottom)/2;
2362 TranslateMessage( &msg );
2363 DispatchMessageW( &msg );
2369 SetCursorPos( pt.x, pt.y );
2370 SendMessageW( hwnd, WM_SETCURSOR, (WPARAM)hwnd, MAKELONG( hittest, WM_MOUSEMOVE ));
2375 /***********************************************************************
2376 * WINPOS_SysCommandSizeMove
2378 * Perform SC_MOVE and SC_SIZE commands.
2380 void WINPOS_SysCommandSizeMove( HWND hwnd, WPARAM wParam )
2383 RECT sizingRect, mouseRect, origRect;
2386 LONG hittest = (LONG)(wParam & 0x0f);
2387 WPARAM syscommand = wParam & 0xfff0;
2388 HCURSOR hDragCursor = 0, hOldCursor = 0;
2389 POINT minTrack, maxTrack;
2390 POINT capturePoint, pt;
2391 LONG style = GetWindowLongW( hwnd, GWL_STYLE );
2392 BOOL thickframe = HAS_THICKFRAME( style );
2393 BOOL iconic = style & WS_MINIMIZE;
2395 DWORD dwPoint = GetMessagePos ();
2396 BOOL DragFullWindows = TRUE;
2398 if (IsZoomed(hwnd) || !IsWindowVisible(hwnd)) return;
2400 pt.x = (short)LOWORD(dwPoint);
2401 pt.y = (short)HIWORD(dwPoint);
2404 TRACE("hwnd %p command %04lx, hittest %d, pos %d,%d\n",
2405 hwnd, syscommand, hittest, pt.x, pt.y);
2407 if (syscommand == SC_MOVE)
2409 if (!hittest) hittest = start_size_move( hwnd, wParam, &capturePoint, style );
2410 if (!hittest) return;
2414 if ( hittest && (syscommand != SC_MOUSEMENU) )
2415 hittest += (HTLEFT - WMSZ_LEFT);
2418 set_capture_window( hwnd, GUI_INMOVESIZE, NULL );
2419 hittest = start_size_move( hwnd, wParam, &capturePoint, style );
2422 set_capture_window( 0, GUI_INMOVESIZE, NULL );
2428 /* Get min/max info */
2430 WINPOS_GetMinMaxInfo( hwnd, NULL, NULL, &minTrack, &maxTrack );
2431 GetWindowRect( hwnd, &sizingRect );
2432 if (style & WS_CHILD)
2434 parent = GetParent(hwnd);
2435 /* make sizing rect relative to parent */
2436 MapWindowPoints( 0, parent, (POINT*)&sizingRect, 2 );
2437 GetClientRect( parent, &mouseRect );
2442 GetClientRect( GetDesktopWindow(), &mouseRect );
2443 mouseRect.left = GetSystemMetrics( SM_XVIRTUALSCREEN );
2444 mouseRect.top = GetSystemMetrics( SM_YVIRTUALSCREEN );
2445 mouseRect.right = mouseRect.left + GetSystemMetrics( SM_CXVIRTUALSCREEN );
2446 mouseRect.bottom = mouseRect.top + GetSystemMetrics( SM_CYVIRTUALSCREEN );
2448 origRect = sizingRect;
2450 if (ON_LEFT_BORDER(hittest))
2452 mouseRect.left = max( mouseRect.left, sizingRect.right-maxTrack.x );
2453 mouseRect.right = min( mouseRect.right, sizingRect.right-minTrack.x );
2455 else if (ON_RIGHT_BORDER(hittest))
2457 mouseRect.left = max( mouseRect.left, sizingRect.left+minTrack.x );
2458 mouseRect.right = min( mouseRect.right, sizingRect.left+maxTrack.x );
2460 if (ON_TOP_BORDER(hittest))
2462 mouseRect.top = max( mouseRect.top, sizingRect.bottom-maxTrack.y );
2463 mouseRect.bottom = min( mouseRect.bottom,sizingRect.bottom-minTrack.y);
2465 else if (ON_BOTTOM_BORDER(hittest))
2467 mouseRect.top = max( mouseRect.top, sizingRect.top+minTrack.y );
2468 mouseRect.bottom = min( mouseRect.bottom, sizingRect.top+maxTrack.y );
2470 if (parent) MapWindowPoints( parent, 0, (LPPOINT)&mouseRect, 2 );
2472 /* Retrieve a default cache DC (without using the window style) */
2473 hdc = GetDCEx( parent, 0, DCX_CACHE );
2475 if( iconic ) /* create a cursor for dragging */
2477 hDragCursor = (HCURSOR)GetClassLongPtrW( hwnd, GCLP_HICON);
2478 if( !hDragCursor ) hDragCursor = (HCURSOR)SendMessageW( hwnd, WM_QUERYDRAGICON, 0, 0L);
2479 if( !hDragCursor ) iconic = FALSE;
2482 /* we only allow disabling the full window drag for child windows */
2483 if (parent) SystemParametersInfoW( SPI_GETDRAGFULLWINDOWS, 0, &DragFullWindows, 0 );
2485 /* repaint the window before moving it around */
2486 RedrawWindow( hwnd, NULL, 0, RDW_UPDATENOW | RDW_ALLCHILDREN );
2488 SendMessageW( hwnd, WM_ENTERSIZEMOVE, 0, 0 );
2489 set_capture_window( hwnd, GUI_INMOVESIZE, NULL );
2495 if (!GetMessageW( &msg, 0, 0, 0 )) break;
2496 if (CallMsgFilterW( &msg, MSGF_SIZE )) continue;
2498 /* Exit on button-up, Return, or Esc */
2499 if ((msg.message == WM_LBUTTONUP) ||
2500 ((msg.message == WM_KEYDOWN) &&
2501 ((msg.wParam == VK_RETURN) || (msg.wParam == VK_ESCAPE)))) break;
2503 if ((msg.message != WM_KEYDOWN) && (msg.message != WM_MOUSEMOVE))
2505 TranslateMessage( &msg );
2506 DispatchMessageW( &msg );
2507 continue; /* We are not interested in other messages */
2512 if (msg.message == WM_KEYDOWN) switch(msg.wParam)
2514 case VK_UP: pt.y -= 8; break;
2515 case VK_DOWN: pt.y += 8; break;
2516 case VK_LEFT: pt.x -= 8; break;
2517 case VK_RIGHT: pt.x += 8; break;
2520 pt.x = max( pt.x, mouseRect.left );
2521 pt.x = min( pt.x, mouseRect.right );
2522 pt.y = max( pt.y, mouseRect.top );
2523 pt.y = min( pt.y, mouseRect.bottom );
2525 dx = pt.x - capturePoint.x;
2526 dy = pt.y - capturePoint.y;
2534 if( iconic ) /* ok, no system popup tracking */
2536 hOldCursor = SetCursor(hDragCursor);
2538 WINPOS_ShowIconTitle( hwnd, FALSE );
2540 else if(!DragFullWindows)
2541 draw_moving_frame( hdc, &sizingRect, thickframe );
2544 if (msg.message == WM_KEYDOWN) SetCursorPos( pt.x, pt.y );
2547 RECT newRect = sizingRect;
2548 WPARAM wpSizingHit = 0;
2550 if (hittest == HTCAPTION) OffsetRect( &newRect, dx, dy );
2551 if (ON_LEFT_BORDER(hittest)) newRect.left += dx;
2552 else if (ON_RIGHT_BORDER(hittest)) newRect.right += dx;
2553 if (ON_TOP_BORDER(hittest)) newRect.top += dy;
2554 else if (ON_BOTTOM_BORDER(hittest)) newRect.bottom += dy;
2555 if(!iconic && !DragFullWindows) draw_moving_frame( hdc, &sizingRect, thickframe );
2558 /* determine the hit location */
2559 if (hittest >= HTLEFT && hittest <= HTBOTTOMRIGHT)
2560 wpSizingHit = WMSZ_LEFT + (hittest - HTLEFT);
2561 SendMessageW( hwnd, WM_SIZING, wpSizingHit, (LPARAM)&newRect );
2565 if(!DragFullWindows)
2566 draw_moving_frame( hdc, &newRect, thickframe );
2568 SetWindowPos( hwnd, 0, newRect.left, newRect.top,
2569 newRect.right - newRect.left,
2570 newRect.bottom - newRect.top,
2571 ( hittest == HTCAPTION ) ? SWP_NOSIZE : 0 );
2573 sizingRect = newRect;
2580 if( moved ) /* restore cursors, show icon title later on */
2582 ShowCursor( FALSE );
2583 SetCursor( hOldCursor );
2586 else if (moved && !DragFullWindows)
2588 draw_moving_frame( hdc, &sizingRect, thickframe );
2591 set_capture_window( 0, GUI_INMOVESIZE, NULL );
2592 ReleaseDC( parent, hdc );
2594 if (HOOK_CallHooks( WH_CBT, HCBT_MOVESIZE, (WPARAM)hwnd, (LPARAM)&sizingRect, TRUE ))
2597 SendMessageW( hwnd, WM_EXITSIZEMOVE, 0, 0 );
2598 SendMessageW( hwnd, WM_SETVISIBLE, !IsIconic(hwnd), 0L);
2600 /* window moved or resized */
2603 /* if the moving/resizing isn't canceled call SetWindowPos
2604 * with the new position or the new size of the window
2606 if (!((msg.message == WM_KEYDOWN) && (msg.wParam == VK_ESCAPE)) )
2608 /* NOTE: SWP_NOACTIVATE prevents document window activation in Word 6 */
2609 if(!DragFullWindows || iconic)
2610 SetWindowPos( hwnd, 0, sizingRect.left, sizingRect.top,
2611 sizingRect.right - sizingRect.left,
2612 sizingRect.bottom - sizingRect.top,
2613 ( hittest == HTCAPTION ) ? SWP_NOSIZE : 0 );
2616 { /* restore previous size/position */
2618 SetWindowPos( hwnd, 0, origRect.left, origRect.top,
2619 origRect.right - origRect.left,
2620 origRect.bottom - origRect.top,
2621 ( hittest == HTCAPTION ) ? SWP_NOSIZE : 0 );
2627 /* Single click brings up the system menu when iconized */
2631 if(style & WS_SYSMENU )
2632 SendMessageW( hwnd, WM_SYSCOMMAND,
2633 SC_MOUSEMENU + HTSYSMENU, MAKELONG(pt.x,pt.y));
2635 else WINPOS_ShowIconTitle( hwnd, TRUE );