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
34 #include "wine/winuser16.h"
35 #include "wine/server.h"
37 #include "user_private.h"
40 #include "wine/debug.h"
42 WINE_DEFAULT_DEBUG_CHANNEL(win
);
44 #define HAS_DLGFRAME(style,exStyle) \
45 (((exStyle) & WS_EX_DLGMODALFRAME) || \
46 (((style) & WS_DLGFRAME) && !((style) & WS_BORDER)))
48 #define HAS_THICKFRAME(style) \
49 (((style) & WS_THICKFRAME) && \
50 !(((style) & (WS_DLGFRAME|WS_BORDER)) == WS_DLGFRAME))
52 #define EMPTYPOINT(pt) ((*(LONG*)&(pt)) == -1)
54 #define PLACE_MIN 0x0001
55 #define PLACE_MAX 0x0002
56 #define PLACE_RECT 0x0004
59 #define DWP_MAGIC ((INT)('W' | ('P' << 8) | ('O' << 16) | ('S' << 24)))
77 } INTERNALPOS
, *LPINTERNALPOS
;
79 /* ----- internal functions ----- */
81 static inline INTERNALPOS
*get_internal_pos( HWND hwnd
)
83 return GetPropA( hwnd
, "SysIP" );
86 static inline void set_internal_pos( HWND hwnd
, INTERNALPOS
*pos
)
88 SetPropA( hwnd
, "SysIP", pos
);
91 /***********************************************************************
92 * WINPOS_CheckInternalPos
94 * Called when a window is destroyed.
96 void WINPOS_CheckInternalPos( HWND hwnd
)
98 LPINTERNALPOS lpPos
= get_internal_pos( hwnd
);
102 if( IsWindow(lpPos
->hwndIconTitle
) )
103 DestroyWindow( lpPos
->hwndIconTitle
);
104 HeapFree( GetProcessHeap(), 0, lpPos
);
108 /***********************************************************************
109 * ArrangeIconicWindows (USER32.@)
111 UINT WINAPI
ArrangeIconicWindows( HWND parent
)
115 INT x
, y
, xspacing
, yspacing
;
117 GetClientRect( parent
, &rectParent
);
119 y
= rectParent
.bottom
;
120 xspacing
= GetSystemMetrics(SM_CXICONSPACING
);
121 yspacing
= GetSystemMetrics(SM_CYICONSPACING
);
123 hwndChild
= GetWindow( parent
, GW_CHILD
);
126 if( IsIconic( hwndChild
) )
128 WINPOS_ShowIconTitle( hwndChild
, FALSE
);
130 SetWindowPos( hwndChild
, 0, x
+ (xspacing
- GetSystemMetrics(SM_CXICON
)) / 2,
131 y
- yspacing
- GetSystemMetrics(SM_CYICON
)/2, 0, 0,
132 SWP_NOSIZE
| SWP_NOZORDER
| SWP_NOACTIVATE
);
133 if( IsWindow(hwndChild
) )
134 WINPOS_ShowIconTitle(hwndChild
, TRUE
);
136 if (x
<= rectParent
.right
- xspacing
) x
+= xspacing
;
143 hwndChild
= GetWindow( hwndChild
, GW_HWNDNEXT
);
149 /***********************************************************************
150 * SwitchToThisWindow (USER32.@)
152 void WINAPI
SwitchToThisWindow( HWND hwnd
, BOOL restore
)
154 ShowWindow( hwnd
, restore
? SW_RESTORE
: SW_SHOWMINIMIZED
);
158 /***********************************************************************
159 * GetWindowRect (USER32.@)
161 BOOL WINAPI
GetWindowRect( HWND hwnd
, LPRECT rect
)
163 BOOL ret
= WIN_GetRectangles( hwnd
, rect
, NULL
);
166 MapWindowPoints( GetAncestor( hwnd
, GA_PARENT
), 0, (POINT
*)rect
, 2 );
167 TRACE( "hwnd %p (%ld,%ld)-(%ld,%ld)\n",
168 hwnd
, rect
->left
, rect
->top
, rect
->right
, rect
->bottom
);
174 /***********************************************************************
175 * GetWindowRgn (USER32.@)
177 int WINAPI
GetWindowRgn ( HWND hwnd
, HRGN hrgn
)
187 if (!(data
= HeapAlloc( GetProcessHeap(), 0, sizeof(*data
) + size
- 1 )))
189 SetLastError( ERROR_OUTOFMEMORY
);
192 SERVER_START_REQ( get_window_region
)
195 wine_server_set_reply( req
, data
->Buffer
, size
);
196 if (!(status
= wine_server_call( req
)))
198 size_t reply_size
= wine_server_reply_size( reply
);
201 data
->rdh
.dwSize
= sizeof(data
->rdh
);
202 data
->rdh
.iType
= RDH_RECTANGLES
;
203 data
->rdh
.nCount
= reply_size
/ sizeof(RECT
);
204 data
->rdh
.nRgnSize
= reply_size
;
205 win_rgn
= ExtCreateRegion( NULL
, size
, data
);
208 else size
= reply
->total_size
;
211 HeapFree( GetProcessHeap(), 0, data
);
212 } while (status
== STATUS_BUFFER_OVERFLOW
);
214 if (status
) SetLastError( RtlNtStatusToDosError(status
) );
217 nRet
= CombineRgn( hrgn
, win_rgn
, 0, RGN_COPY
);
218 DeleteObject( win_rgn
);
224 /***********************************************************************
225 * SetWindowRgn (USER32.@)
227 int WINAPI
SetWindowRgn( HWND hwnd
, HRGN hrgn
, BOOL bRedraw
)
229 static const RECT empty_rect
;
237 if (!(size
= GetRegionData( hrgn
, 0, NULL
))) return FALSE
;
238 if (!(data
= HeapAlloc( GetProcessHeap(), 0, size
))) return FALSE
;
239 if (!GetRegionData( hrgn
, size
, data
))
241 HeapFree( GetProcessHeap(), 0, data
);
244 SERVER_START_REQ( set_window_region
)
247 if (data
->rdh
.nCount
)
248 wine_server_add_data( req
, data
->Buffer
, data
->rdh
.nCount
* sizeof(RECT
) );
250 wine_server_add_data( req
, &empty_rect
, sizeof(empty_rect
) );
251 ret
= !wine_server_call_err( req
);
255 else /* clear existing region */
257 SERVER_START_REQ( set_window_region
)
260 ret
= !wine_server_call_err( req
);
265 if (ret
) ret
= USER_Driver
->pSetWindowRgn( hwnd
, hrgn
, bRedraw
);
267 if (ret
&& bRedraw
) RedrawWindow( hwnd
, NULL
, 0, RDW_FRAME
| RDW_INVALIDATE
| RDW_ERASE
);
272 /***********************************************************************
273 * GetClientRect (USER32.@)
275 BOOL WINAPI
GetClientRect( HWND hwnd
, LPRECT rect
)
279 if ((ret
= WIN_GetRectangles( hwnd
, NULL
, rect
)))
281 rect
->right
-= rect
->left
;
282 rect
->bottom
-= rect
->top
;
283 rect
->left
= rect
->top
= 0;
289 /*******************************************************************
290 * ClientToScreen (USER32.@)
292 BOOL WINAPI
ClientToScreen( HWND hwnd
, LPPOINT lppnt
)
294 MapWindowPoints( hwnd
, 0, lppnt
, 1 );
299 /*******************************************************************
300 * ScreenToClient (USER32.@)
302 BOOL WINAPI
ScreenToClient( HWND hwnd
, LPPOINT lppnt
)
304 MapWindowPoints( 0, hwnd
, lppnt
, 1 );
309 /***********************************************************************
310 * list_children_from_point
312 * Get the list of children that can contain point from the server.
313 * Point is in screen coordinates.
314 * Returned list must be freed by caller.
316 static HWND
*list_children_from_point( HWND hwnd
, POINT pt
)
325 if (!(list
= HeapAlloc( GetProcessHeap(), 0, size
* sizeof(HWND
) ))) break;
327 SERVER_START_REQ( get_window_children_from_point
)
332 wine_server_set_reply( req
, list
, (size
-1) * sizeof(HWND
) );
333 if (!wine_server_call( req
)) count
= reply
->count
;
336 if (count
&& count
< size
)
341 HeapFree( GetProcessHeap(), 0, list
);
343 size
= count
+ 1; /* restart with a large enough buffer */
349 /***********************************************************************
350 * WINPOS_WindowFromPoint
352 * Find the window and hittest for a given point.
354 HWND
WINPOS_WindowFromPoint( HWND hwndScope
, POINT pt
, INT
*hittest
)
359 if (!hwndScope
) hwndScope
= GetDesktopWindow();
361 *hittest
= HTNOWHERE
;
363 if (!(list
= list_children_from_point( hwndScope
, pt
))) return 0;
365 /* now determine the hittest */
367 for (i
= 0; list
[i
]; i
++)
369 LONG style
= GetWindowLongW( list
[i
], GWL_STYLE
);
371 /* If window is minimized or disabled, return at once */
372 if (style
& WS_MINIMIZE
)
374 *hittest
= HTCAPTION
;
377 if (style
& WS_DISABLED
)
382 /* Send WM_NCCHITTEST (if same thread) */
383 if (!WIN_IsCurrentThread( list
[i
] ))
388 res
= SendMessageW( list
[i
], WM_NCHITTEST
, 0, MAKELONG(pt
.x
,pt
.y
) );
389 if (res
!= HTTRANSPARENT
)
391 *hittest
= res
; /* Found the window */
394 /* continue search with next window in z-order */
397 HeapFree( GetProcessHeap(), 0, list
);
398 TRACE( "scope %p (%ld,%ld) returning %p\n", hwndScope
, pt
.x
, pt
.y
, ret
);
403 /*******************************************************************
404 * WindowFromPoint (USER32.@)
406 HWND WINAPI
WindowFromPoint( POINT pt
)
409 return WINPOS_WindowFromPoint( 0, pt
, &hittest
);
413 /*******************************************************************
414 * ChildWindowFromPoint (USER32.@)
416 HWND WINAPI
ChildWindowFromPoint( HWND hwndParent
, POINT pt
)
418 return ChildWindowFromPointEx( hwndParent
, pt
, CWP_ALL
);
421 /*******************************************************************
422 * ChildWindowFromPointEx (USER32.@)
424 HWND WINAPI
ChildWindowFromPointEx( HWND hwndParent
, POINT pt
, UINT uFlags
)
426 /* pt is in the client coordinates */
432 GetClientRect( hwndParent
, &rect
);
433 if (!PtInRect( &rect
, pt
)) return 0;
434 if (!(list
= WIN_ListChildren( hwndParent
))) return hwndParent
;
436 for (i
= 0; list
[i
]; i
++)
438 if (!WIN_GetRectangles( list
[i
], &rect
, NULL
)) continue;
439 if (!PtInRect( &rect
, pt
)) continue;
440 if (uFlags
& (CWP_SKIPINVISIBLE
|CWP_SKIPDISABLED
))
442 LONG style
= GetWindowLongW( list
[i
], GWL_STYLE
);
443 if ((uFlags
& CWP_SKIPINVISIBLE
) && !(style
& WS_VISIBLE
)) continue;
444 if ((uFlags
& CWP_SKIPDISABLED
) && (style
& WS_DISABLED
)) continue;
446 if (uFlags
& CWP_SKIPTRANSPARENT
)
448 if (GetWindowLongW( list
[i
], GWL_EXSTYLE
) & WS_EX_TRANSPARENT
) continue;
453 HeapFree( GetProcessHeap(), 0, list
);
454 if (!retvalue
) retvalue
= hwndParent
;
459 /*******************************************************************
460 * WINPOS_GetWinOffset
462 * Calculate the offset between the origin of the two windows. Used
463 * to implement MapWindowPoints.
465 static void WINPOS_GetWinOffset( HWND hwndFrom
, HWND hwndTo
, POINT
*offset
)
469 offset
->x
= offset
->y
= 0;
471 /* Translate source window origin to screen coords */
474 HWND hwnd
= hwndFrom
;
478 if (hwnd
== hwndTo
) return;
479 if (!(wndPtr
= WIN_GetPtr( hwnd
)))
481 ERR( "bad hwndFrom = %p\n", hwnd
);
484 if (wndPtr
== WND_DESKTOP
) break;
485 if (wndPtr
== WND_OTHER_PROCESS
) goto other_process
;
486 offset
->x
+= wndPtr
->rectClient
.left
;
487 offset
->y
+= wndPtr
->rectClient
.top
;
488 hwnd
= wndPtr
->parent
;
489 WIN_ReleasePtr( wndPtr
);
493 /* Translate origin to destination window coords */
500 if (!(wndPtr
= WIN_GetPtr( hwnd
)))
502 ERR( "bad hwndTo = %p\n", hwnd
);
505 if (wndPtr
== WND_DESKTOP
) break;
506 if (wndPtr
== WND_OTHER_PROCESS
) goto other_process
;
507 offset
->x
-= wndPtr
->rectClient
.left
;
508 offset
->y
-= wndPtr
->rectClient
.top
;
509 hwnd
= wndPtr
->parent
;
510 WIN_ReleasePtr( wndPtr
);
515 other_process
: /* one of the parents may belong to another process, do it the hard way */
516 offset
->x
= offset
->y
= 0;
517 SERVER_START_REQ( get_windows_offset
)
519 req
->from
= hwndFrom
;
521 if (!wine_server_call( req
))
523 offset
->x
= reply
->x
;
524 offset
->y
= reply
->y
;
531 /*******************************************************************
532 * MapWindowPoints (USER.258)
534 void WINAPI
MapWindowPoints16( HWND16 hwndFrom
, HWND16 hwndTo
,
535 LPPOINT16 lppt
, UINT16 count
)
539 WINPOS_GetWinOffset( WIN_Handle32(hwndFrom
), WIN_Handle32(hwndTo
), &offset
);
549 /*******************************************************************
550 * MapWindowPoints (USER32.@)
552 INT WINAPI
MapWindowPoints( HWND hwndFrom
, HWND hwndTo
, LPPOINT lppt
, UINT count
)
556 WINPOS_GetWinOffset( hwndFrom
, hwndTo
, &offset
);
563 return MAKELONG( LOWORD(offset
.x
), LOWORD(offset
.y
) );
567 /***********************************************************************
568 * IsIconic (USER32.@)
570 BOOL WINAPI
IsIconic(HWND hWnd
)
572 return (GetWindowLongW( hWnd
, GWL_STYLE
) & WS_MINIMIZE
) != 0;
576 /***********************************************************************
577 * IsZoomed (USER32.@)
579 BOOL WINAPI
IsZoomed(HWND hWnd
)
581 return (GetWindowLongW( hWnd
, GWL_STYLE
) & WS_MAXIMIZE
) != 0;
585 /*******************************************************************
586 * AllowSetForegroundWindow (USER32.@)
588 BOOL WINAPI
AllowSetForegroundWindow( DWORD procid
)
590 /* FIXME: If Win98/2000 style SetForegroundWindow behavior is
591 * implemented, then fix this function. */
596 /*******************************************************************
597 * LockSetForegroundWindow (USER32.@)
599 BOOL WINAPI
LockSetForegroundWindow( UINT lockcode
)
601 /* FIXME: If Win98/2000 style SetForegroundWindow behavior is
602 * implemented, then fix this function. */
607 /***********************************************************************
608 * BringWindowToTop (USER32.@)
610 BOOL WINAPI
BringWindowToTop( HWND hwnd
)
612 return SetWindowPos( hwnd
, HWND_TOP
, 0, 0, 0, 0, SWP_NOMOVE
|SWP_NOSIZE
);
616 /***********************************************************************
617 * MoveWindow (USER32.@)
619 BOOL WINAPI
MoveWindow( HWND hwnd
, INT x
, INT y
, INT cx
, INT cy
,
622 int flags
= SWP_NOZORDER
| SWP_NOACTIVATE
;
623 if (!repaint
) flags
|= SWP_NOREDRAW
;
624 TRACE("%p %d,%d %dx%d %d\n", hwnd
, x
, y
, cx
, cy
, repaint
);
625 return SetWindowPos( hwnd
, 0, x
, y
, cx
, cy
, flags
);
628 /***********************************************************************
629 * WINPOS_InitInternalPos
631 static LPINTERNALPOS
WINPOS_InitInternalPos( WND
* wnd
)
633 LPINTERNALPOS lpPos
= get_internal_pos( wnd
->hwndSelf
);
636 /* this happens when the window is minimized/maximized
637 * for the first time (rectWindow is not adjusted yet) */
639 lpPos
= HeapAlloc( GetProcessHeap(), 0, sizeof(INTERNALPOS
) );
640 if( !lpPos
) return NULL
;
642 set_internal_pos( wnd
->hwndSelf
, lpPos
);
643 lpPos
->hwndIconTitle
= 0; /* defer until needs to be shown */
644 lpPos
->rectNormal
.left
= wnd
->rectWindow
.left
;
645 lpPos
->rectNormal
.top
= wnd
->rectWindow
.top
;
646 lpPos
->rectNormal
.right
= wnd
->rectWindow
.right
;
647 lpPos
->rectNormal
.bottom
= wnd
->rectWindow
.bottom
;
648 lpPos
->ptIconPos
.x
= lpPos
->ptIconPos
.y
= -1;
649 lpPos
->ptMaxPos
.x
= lpPos
->ptMaxPos
.y
= -1;
652 if( wnd
->dwStyle
& WS_MINIMIZE
)
654 lpPos
->ptIconPos
.x
= wnd
->rectWindow
.left
;
655 lpPos
->ptIconPos
.y
= wnd
->rectWindow
.top
;
657 else if( wnd
->dwStyle
& WS_MAXIMIZE
)
659 lpPos
->ptMaxPos
.x
= wnd
->rectWindow
.left
;
660 lpPos
->ptMaxPos
.y
= wnd
->rectWindow
.top
;
664 lpPos
->rectNormal
.left
= wnd
->rectWindow
.left
;
665 lpPos
->rectNormal
.top
= wnd
->rectWindow
.top
;
666 lpPos
->rectNormal
.right
= wnd
->rectWindow
.right
;
667 lpPos
->rectNormal
.bottom
= wnd
->rectWindow
.bottom
;
672 /***********************************************************************
673 * WINPOS_RedrawIconTitle
675 BOOL
WINPOS_RedrawIconTitle( HWND hWnd
)
677 LPINTERNALPOS lpPos
= get_internal_pos( hWnd
);
680 if( lpPos
->hwndIconTitle
)
682 SendMessageW( lpPos
->hwndIconTitle
, WM_SHOWWINDOW
, TRUE
, 0);
683 InvalidateRect( lpPos
->hwndIconTitle
, NULL
, TRUE
);
690 /***********************************************************************
691 * WINPOS_ShowIconTitle
693 BOOL
WINPOS_ShowIconTitle( HWND hwnd
, BOOL bShow
)
695 LPINTERNALPOS lpPos
= get_internal_pos( hwnd
);
697 if (lpPos
&& !GetPropA( hwnd
, "__wine_x11_managed" ))
699 HWND title
= lpPos
->hwndIconTitle
;
701 TRACE("%p %i\n", hwnd
, (bShow
!= 0) );
704 lpPos
->hwndIconTitle
= title
= ICONTITLE_Create( hwnd
);
707 if (!IsWindowVisible(title
))
709 SendMessageW( title
, WM_SHOWWINDOW
, TRUE
, 0 );
710 SetWindowPos( title
, 0, 0, 0, 0, 0, SWP_NOSIZE
| SWP_NOMOVE
|
711 SWP_NOACTIVATE
| SWP_NOZORDER
| SWP_SHOWWINDOW
);
714 else ShowWindow( title
, SW_HIDE
);
719 /*******************************************************************
720 * WINPOS_GetMinMaxInfo
722 * Get the minimized and maximized information for a window.
724 void WINPOS_GetMinMaxInfo( HWND hwnd
, POINT
*maxSize
, POINT
*maxPos
,
725 POINT
*minTrack
, POINT
*maxTrack
)
730 LONG style
= GetWindowLongA( hwnd
, GWL_STYLE
);
731 LONG exstyle
= GetWindowLongA( hwnd
, GWL_EXSTYLE
);
734 /* Compute default values */
736 GetWindowRect(hwnd
, &rc
);
737 MinMax
.ptReserved
.x
= rc
.left
;
738 MinMax
.ptReserved
.y
= rc
.top
;
740 if (style
& WS_CHILD
)
742 if ((style
& WS_CAPTION
) == WS_CAPTION
)
743 style
&= ~WS_BORDER
; /* WS_CAPTION = WS_DLGFRAME | WS_BORDER */
745 GetClientRect(GetAncestor(hwnd
,GA_PARENT
), &rc
);
746 AdjustWindowRectEx(&rc
, style
, ((style
& WS_POPUP
) && GetMenu(hwnd
)), exstyle
);
748 /* avoid calculating this twice */
749 style
&= ~(WS_DLGFRAME
| WS_BORDER
| WS_THICKFRAME
);
751 MinMax
.ptMaxSize
.x
= rc
.right
- rc
.left
;
752 MinMax
.ptMaxSize
.y
= rc
.bottom
- rc
.top
;
756 MinMax
.ptMaxSize
.x
= GetSystemMetrics(SM_CXSCREEN
);
757 MinMax
.ptMaxSize
.y
= GetSystemMetrics(SM_CYSCREEN
);
759 MinMax
.ptMinTrackSize
.x
= GetSystemMetrics(SM_CXMINTRACK
);
760 MinMax
.ptMinTrackSize
.y
= GetSystemMetrics(SM_CYMINTRACK
);
761 MinMax
.ptMaxTrackSize
.x
= GetSystemMetrics(SM_CXSCREEN
) + 2*GetSystemMetrics(SM_CXFRAME
);
762 MinMax
.ptMaxTrackSize
.y
= GetSystemMetrics(SM_CYSCREEN
) + 2*GetSystemMetrics(SM_CYFRAME
);
764 if (HAS_DLGFRAME( style
, exstyle
))
766 xinc
= GetSystemMetrics(SM_CXDLGFRAME
);
767 yinc
= GetSystemMetrics(SM_CYDLGFRAME
);
772 if (HAS_THICKFRAME(style
))
774 xinc
+= GetSystemMetrics(SM_CXFRAME
);
775 yinc
+= GetSystemMetrics(SM_CYFRAME
);
777 if (style
& WS_BORDER
)
779 xinc
+= GetSystemMetrics(SM_CXBORDER
);
780 yinc
+= GetSystemMetrics(SM_CYBORDER
);
783 MinMax
.ptMaxSize
.x
+= 2 * xinc
;
784 MinMax
.ptMaxSize
.y
+= 2 * yinc
;
786 lpPos
= get_internal_pos( hwnd
);
787 if( lpPos
&& !EMPTYPOINT(lpPos
->ptMaxPos
) )
789 MinMax
.ptMaxPosition
.x
= lpPos
->ptMaxPos
.x
;
790 MinMax
.ptMaxPosition
.y
= lpPos
->ptMaxPos
.y
;
794 MinMax
.ptMaxPosition
.x
= -xinc
;
795 MinMax
.ptMaxPosition
.y
= -yinc
;
798 SendMessageW( hwnd
, WM_GETMINMAXINFO
, 0, (LPARAM
)&MinMax
);
800 /* Some sanity checks */
802 TRACE("%ld %ld / %ld %ld / %ld %ld / %ld %ld\n",
803 MinMax
.ptMaxSize
.x
, MinMax
.ptMaxSize
.y
,
804 MinMax
.ptMaxPosition
.x
, MinMax
.ptMaxPosition
.y
,
805 MinMax
.ptMaxTrackSize
.x
, MinMax
.ptMaxTrackSize
.y
,
806 MinMax
.ptMinTrackSize
.x
, MinMax
.ptMinTrackSize
.y
);
807 MinMax
.ptMaxTrackSize
.x
= max( MinMax
.ptMaxTrackSize
.x
,
808 MinMax
.ptMinTrackSize
.x
);
809 MinMax
.ptMaxTrackSize
.y
= max( MinMax
.ptMaxTrackSize
.y
,
810 MinMax
.ptMinTrackSize
.y
);
812 if (maxSize
) *maxSize
= MinMax
.ptMaxSize
;
813 if (maxPos
) *maxPos
= MinMax
.ptMaxPosition
;
814 if (minTrack
) *minTrack
= MinMax
.ptMinTrackSize
;
815 if (maxTrack
) *maxTrack
= MinMax
.ptMaxTrackSize
;
818 /***********************************************************************
819 * ShowWindowAsync (USER32.@)
821 * doesn't wait; returns immediately.
822 * used by threads to toggle windows in other (possibly hanging) threads
824 BOOL WINAPI
ShowWindowAsync( HWND hwnd
, INT cmd
)
828 if (is_broadcast(hwnd
))
830 SetLastError( ERROR_INVALID_PARAMETER
);
834 if ((full_handle
= WIN_IsCurrentThread( hwnd
)))
835 return USER_Driver
->pShowWindow( full_handle
, cmd
);
837 return SendNotifyMessageW( hwnd
, WM_WINE_SHOWWINDOW
, cmd
, 0 );
841 /***********************************************************************
842 * ShowWindow (USER32.@)
844 BOOL WINAPI
ShowWindow( HWND hwnd
, INT cmd
)
848 if (is_broadcast(hwnd
))
850 SetLastError( ERROR_INVALID_PARAMETER
);
853 if ((full_handle
= WIN_IsCurrentThread( hwnd
)))
854 return USER_Driver
->pShowWindow( full_handle
, cmd
);
856 return SendMessageW( hwnd
, WM_WINE_SHOWWINDOW
, cmd
, 0 );
860 /***********************************************************************
861 * GetInternalWindowPos (USER32.@)
863 UINT WINAPI
GetInternalWindowPos( HWND hwnd
, LPRECT rectWnd
,
866 WINDOWPLACEMENT wndpl
;
867 if (GetWindowPlacement( hwnd
, &wndpl
))
869 if (rectWnd
) *rectWnd
= wndpl
.rcNormalPosition
;
870 if (ptIcon
) *ptIcon
= wndpl
.ptMinPosition
;
871 return wndpl
.showCmd
;
877 /***********************************************************************
878 * GetWindowPlacement (USER32.@)
881 * Fails if wndpl->length of Win95 (!) apps is invalid.
883 BOOL WINAPI
GetWindowPlacement( HWND hwnd
, WINDOWPLACEMENT
*wndpl
)
885 WND
*pWnd
= WIN_GetPtr( hwnd
);
888 if (!pWnd
|| pWnd
== WND_DESKTOP
) return FALSE
;
889 if (pWnd
== WND_OTHER_PROCESS
)
891 if (IsWindow( hwnd
)) FIXME( "not supported on other process window %p\n", hwnd
);
895 lpPos
= WINPOS_InitInternalPos( pWnd
);
896 wndpl
->length
= sizeof(*wndpl
);
897 if( pWnd
->dwStyle
& WS_MINIMIZE
)
898 wndpl
->showCmd
= SW_SHOWMINIMIZED
;
900 wndpl
->showCmd
= ( pWnd
->dwStyle
& WS_MAXIMIZE
) ? SW_SHOWMAXIMIZED
: SW_SHOWNORMAL
;
901 if( pWnd
->flags
& WIN_RESTORE_MAX
)
902 wndpl
->flags
= WPF_RESTORETOMAXIMIZED
;
905 wndpl
->ptMinPosition
.x
= lpPos
->ptIconPos
.x
;
906 wndpl
->ptMinPosition
.y
= lpPos
->ptIconPos
.y
;
907 wndpl
->ptMaxPosition
.x
= lpPos
->ptMaxPos
.x
;
908 wndpl
->ptMaxPosition
.y
= lpPos
->ptMaxPos
.y
;
909 wndpl
->rcNormalPosition
.left
= lpPos
->rectNormal
.left
;
910 wndpl
->rcNormalPosition
.top
= lpPos
->rectNormal
.top
;
911 wndpl
->rcNormalPosition
.right
= lpPos
->rectNormal
.right
;
912 wndpl
->rcNormalPosition
.bottom
= lpPos
->rectNormal
.bottom
;
913 WIN_ReleasePtr( pWnd
);
918 /***********************************************************************
919 * WINPOS_SetPlacement
921 static BOOL
WINPOS_SetPlacement( HWND hwnd
, const WINDOWPLACEMENT
*wndpl
, UINT flags
)
925 WND
*pWnd
= WIN_GetPtr( hwnd
);
927 if (!pWnd
|| pWnd
== WND_OTHER_PROCESS
|| pWnd
== WND_DESKTOP
) return FALSE
;
928 lpPos
= WINPOS_InitInternalPos( pWnd
);
930 if( flags
& PLACE_MIN
)
932 lpPos
->ptIconPos
.x
= wndpl
->ptMinPosition
.x
;
933 lpPos
->ptIconPos
.y
= wndpl
->ptMinPosition
.y
;
935 if( flags
& PLACE_MAX
)
937 lpPos
->ptMaxPos
.x
= wndpl
->ptMaxPosition
.x
;
938 lpPos
->ptMaxPos
.y
= wndpl
->ptMaxPosition
.y
;
940 if( flags
& PLACE_RECT
)
942 lpPos
->rectNormal
.left
= wndpl
->rcNormalPosition
.left
;
943 lpPos
->rectNormal
.top
= wndpl
->rcNormalPosition
.top
;
944 lpPos
->rectNormal
.right
= wndpl
->rcNormalPosition
.right
;
945 lpPos
->rectNormal
.bottom
= wndpl
->rcNormalPosition
.bottom
;
948 style
= pWnd
->dwStyle
;
949 WIN_ReleasePtr( pWnd
);
951 if( style
& WS_MINIMIZE
)
953 WINPOS_ShowIconTitle( hwnd
, FALSE
);
954 if( wndpl
->flags
& WPF_SETMINPOSITION
&& !EMPTYPOINT(lpPos
->ptIconPos
))
955 SetWindowPos( hwnd
, 0, lpPos
->ptIconPos
.x
, lpPos
->ptIconPos
.y
,
956 0, 0, SWP_NOSIZE
| SWP_NOZORDER
| SWP_NOACTIVATE
);
958 else if( style
& WS_MAXIMIZE
)
960 if( !EMPTYPOINT(lpPos
->ptMaxPos
) )
961 SetWindowPos( hwnd
, 0, lpPos
->ptMaxPos
.x
, lpPos
->ptMaxPos
.y
,
962 0, 0, SWP_NOSIZE
| SWP_NOZORDER
| SWP_NOACTIVATE
);
964 else if( flags
& PLACE_RECT
)
965 SetWindowPos( hwnd
, 0, lpPos
->rectNormal
.left
, lpPos
->rectNormal
.top
,
966 lpPos
->rectNormal
.right
- lpPos
->rectNormal
.left
,
967 lpPos
->rectNormal
.bottom
- lpPos
->rectNormal
.top
,
968 SWP_NOZORDER
| SWP_NOACTIVATE
);
970 ShowWindow( hwnd
, wndpl
->showCmd
);
972 if (IsIconic( hwnd
))
974 if (GetWindowLongW( hwnd
, GWL_STYLE
) & WS_VISIBLE
) WINPOS_ShowIconTitle( hwnd
, TRUE
);
976 /* SDK: ...valid only the next time... */
977 if( wndpl
->flags
& WPF_RESTORETOMAXIMIZED
)
979 pWnd
= WIN_GetPtr( hwnd
);
980 if (pWnd
&& pWnd
!= WND_OTHER_PROCESS
)
982 pWnd
->flags
|= WIN_RESTORE_MAX
;
983 WIN_ReleasePtr( pWnd
);
991 /***********************************************************************
992 * SetWindowPlacement (USER32.@)
995 * Fails if wndpl->length of Win95 (!) apps is invalid.
997 BOOL WINAPI
SetWindowPlacement( HWND hwnd
, const WINDOWPLACEMENT
*wpl
)
999 if (!wpl
) return FALSE
;
1000 return WINPOS_SetPlacement( hwnd
, wpl
, PLACE_MIN
| PLACE_MAX
| PLACE_RECT
);
1004 /***********************************************************************
1005 * AnimateWindow (USER32.@)
1006 * Shows/Hides a window with an animation
1009 BOOL WINAPI
AnimateWindow(HWND hwnd
, DWORD dwTime
, DWORD dwFlags
)
1011 FIXME("partial stub\n");
1013 /* If trying to show/hide and it's already *
1014 * shown/hidden or invalid window, fail with *
1015 * invalid parameter */
1016 if(!IsWindow(hwnd
) ||
1017 (IsWindowVisible(hwnd
) && !(dwFlags
& AW_HIDE
)) ||
1018 (!IsWindowVisible(hwnd
) && (dwFlags
& AW_HIDE
)))
1020 SetLastError(ERROR_INVALID_PARAMETER
);
1024 ShowWindow(hwnd
, (dwFlags
& AW_HIDE
) ? SW_HIDE
: ((dwFlags
& AW_ACTIVATE
) ? SW_SHOW
: SW_SHOWNA
));
1029 /***********************************************************************
1030 * SetInternalWindowPos (USER32.@)
1032 void WINAPI
SetInternalWindowPos( HWND hwnd
, UINT showCmd
,
1033 LPRECT rect
, LPPOINT pt
)
1035 if( IsWindow(hwnd
) )
1037 WINDOWPLACEMENT wndpl
;
1040 wndpl
.length
= sizeof(wndpl
);
1041 wndpl
.showCmd
= showCmd
;
1042 wndpl
.flags
= flags
= 0;
1047 wndpl
.flags
|= WPF_SETMINPOSITION
;
1048 wndpl
.ptMinPosition
= *pt
;
1052 flags
|= PLACE_RECT
;
1053 wndpl
.rcNormalPosition
= *rect
;
1055 WINPOS_SetPlacement( hwnd
, &wndpl
, flags
);
1060 /*******************************************************************
1061 * can_activate_window
1063 * Check if we can activate the specified window.
1065 static BOOL
can_activate_window( HWND hwnd
)
1069 if (!hwnd
) return FALSE
;
1070 style
= GetWindowLongW( hwnd
, GWL_STYLE
);
1071 if (!(style
& WS_VISIBLE
)) return FALSE
;
1072 if ((style
& (WS_POPUP
|WS_CHILD
)) == WS_CHILD
) return FALSE
;
1073 return !(style
& WS_DISABLED
);
1077 /*******************************************************************
1078 * WINPOS_ActivateOtherWindow
1080 * Activates window other than pWnd.
1082 void WINPOS_ActivateOtherWindow(HWND hwnd
)
1086 if ((GetWindowLongW( hwnd
, GWL_STYLE
) & WS_POPUP
) && (hwndTo
= GetWindow( hwnd
, GW_OWNER
)))
1088 hwndTo
= GetAncestor( hwndTo
, GA_ROOT
);
1089 if (can_activate_window( hwndTo
)) goto done
;
1095 if (!(hwndTo
= GetWindow( hwndTo
, GW_HWNDNEXT
))) break;
1096 if (can_activate_window( hwndTo
)) break;
1100 fg
= GetForegroundWindow();
1101 TRACE("win = %p fg = %p\n", hwndTo
, fg
);
1102 if (!fg
|| (hwnd
== fg
))
1104 if (SetForegroundWindow( hwndTo
)) return;
1106 if (!SetActiveWindow( hwndTo
)) SetActiveWindow(0);
1110 /***********************************************************************
1111 * WINPOS_HandleWindowPosChanging
1113 * Default handling for a WM_WINDOWPOSCHANGING. Called from DefWindowProc().
1115 LONG
WINPOS_HandleWindowPosChanging( HWND hwnd
, WINDOWPOS
*winpos
)
1117 POINT minTrack
, maxTrack
;
1118 LONG style
= GetWindowLongW( hwnd
, GWL_STYLE
);
1120 if (winpos
->flags
& SWP_NOSIZE
) return 0;
1121 if ((style
& WS_THICKFRAME
) || ((style
& (WS_POPUP
| WS_CHILD
)) == 0))
1123 WINPOS_GetMinMaxInfo( hwnd
, NULL
, NULL
, &minTrack
, &maxTrack
);
1124 if (winpos
->cx
> maxTrack
.x
) winpos
->cx
= maxTrack
.x
;
1125 if (winpos
->cy
> maxTrack
.y
) winpos
->cy
= maxTrack
.y
;
1126 if (!(style
& WS_MINIMIZE
))
1128 if (winpos
->cx
< minTrack
.x
) winpos
->cx
= minTrack
.x
;
1129 if (winpos
->cy
< minTrack
.y
) winpos
->cy
= minTrack
.y
;
1136 /***********************************************************************
1139 static void dump_winpos_flags(UINT flags
)
1142 if(flags
& SWP_NOSIZE
) TRACE(" SWP_NOSIZE");
1143 if(flags
& SWP_NOMOVE
) TRACE(" SWP_NOMOVE");
1144 if(flags
& SWP_NOZORDER
) TRACE(" SWP_NOZORDER");
1145 if(flags
& SWP_NOREDRAW
) TRACE(" SWP_NOREDRAW");
1146 if(flags
& SWP_NOACTIVATE
) TRACE(" SWP_NOACTIVATE");
1147 if(flags
& SWP_FRAMECHANGED
) TRACE(" SWP_FRAMECHANGED");
1148 if(flags
& SWP_SHOWWINDOW
) TRACE(" SWP_SHOWWINDOW");
1149 if(flags
& SWP_HIDEWINDOW
) TRACE(" SWP_HIDEWINDOW");
1150 if(flags
& SWP_NOCOPYBITS
) TRACE(" SWP_NOCOPYBITS");
1151 if(flags
& SWP_NOOWNERZORDER
) TRACE(" SWP_NOOWNERZORDER");
1152 if(flags
& SWP_NOSENDCHANGING
) TRACE(" SWP_NOSENDCHANGING");
1153 if(flags
& SWP_DEFERERASE
) TRACE(" SWP_DEFERERASE");
1154 if(flags
& SWP_ASYNCWINDOWPOS
) TRACE(" SWP_ASYNCWINDOWPOS");
1156 #define DUMPED_FLAGS \
1162 SWP_FRAMECHANGED | \
1166 SWP_NOOWNERZORDER | \
1167 SWP_NOSENDCHANGING | \
1171 if(flags
& ~DUMPED_FLAGS
) TRACE(" %08x", flags
& ~DUMPED_FLAGS
);
1176 /***********************************************************************
1177 * SetWindowPos (USER32.@)
1179 BOOL WINAPI
SetWindowPos( HWND hwnd
, HWND hwndInsertAfter
,
1180 INT x
, INT y
, INT cx
, INT cy
, UINT flags
)
1184 TRACE("hwnd %p, after %p, %d,%d (%dx%d), flags %08x\n",
1185 hwnd
, hwndInsertAfter
, x
, y
, cx
, cy
, flags
);
1186 if(TRACE_ON(win
)) dump_winpos_flags(flags
);
1188 if (is_broadcast(hwnd
))
1190 SetLastError( ERROR_INVALID_PARAMETER
);
1194 winpos
.hwnd
= WIN_GetFullHandle(hwnd
);
1195 winpos
.hwndInsertAfter
= WIN_GetFullHandle(hwndInsertAfter
);
1200 winpos
.flags
= flags
;
1201 if (WIN_IsCurrentThread( hwnd
))
1202 return USER_Driver
->pSetWindowPos( &winpos
);
1204 return SendMessageW( winpos
.hwnd
, WM_WINE_SETWINDOWPOS
, 0, (LPARAM
)&winpos
);
1208 /***********************************************************************
1209 * BeginDeferWindowPos (USER32.@)
1211 HDWP WINAPI
BeginDeferWindowPos( INT count
)
1216 TRACE("%d\n", count
);
1220 SetLastError(ERROR_INVALID_PARAMETER
);
1223 /* Windows allows zero count, in which case it allocates context for 8 moves */
1224 if (count
== 0) count
= 8;
1226 handle
= USER_HEAP_ALLOC( sizeof(DWP
) + (count
-1)*sizeof(WINDOWPOS
) );
1227 if (!handle
) return 0;
1228 pDWP
= (DWP
*) USER_HEAP_LIN_ADDR( handle
);
1229 pDWP
->actualCount
= 0;
1230 pDWP
->suggestedCount
= count
;
1232 pDWP
->wMagic
= DWP_MAGIC
;
1233 pDWP
->hwndParent
= 0;
1235 TRACE("returning hdwp %p\n", handle
);
1240 /***********************************************************************
1241 * DeferWindowPos (USER32.@)
1243 HDWP WINAPI
DeferWindowPos( HDWP hdwp
, HWND hwnd
, HWND hwndAfter
,
1244 INT x
, INT y
, INT cx
, INT cy
,
1249 HDWP newhdwp
= hdwp
,retvalue
;
1251 TRACE("hdwp %p, hwnd %p, after %p, %d,%d (%dx%d), flags %08x\n",
1252 hdwp
, hwnd
, hwndAfter
, x
, y
, cx
, cy
, flags
);
1254 hwnd
= WIN_GetFullHandle( hwnd
);
1255 if (hwnd
== GetDesktopWindow()) return 0;
1257 if (!(pDWP
= USER_HEAP_LIN_ADDR( hdwp
))) return 0;
1261 for (i
= 0; i
< pDWP
->actualCount
; i
++)
1263 if (pDWP
->winPos
[i
].hwnd
== hwnd
)
1265 /* Merge with the other changes */
1266 if (!(flags
& SWP_NOZORDER
))
1268 pDWP
->winPos
[i
].hwndInsertAfter
= WIN_GetFullHandle(hwndAfter
);
1270 if (!(flags
& SWP_NOMOVE
))
1272 pDWP
->winPos
[i
].x
= x
;
1273 pDWP
->winPos
[i
].y
= y
;
1275 if (!(flags
& SWP_NOSIZE
))
1277 pDWP
->winPos
[i
].cx
= cx
;
1278 pDWP
->winPos
[i
].cy
= cy
;
1280 pDWP
->winPos
[i
].flags
&= flags
| ~(SWP_NOSIZE
| SWP_NOMOVE
|
1281 SWP_NOZORDER
| SWP_NOREDRAW
|
1282 SWP_NOACTIVATE
| SWP_NOCOPYBITS
|
1284 pDWP
->winPos
[i
].flags
|= flags
& (SWP_SHOWWINDOW
| SWP_HIDEWINDOW
|
1290 if (pDWP
->actualCount
>= pDWP
->suggestedCount
)
1292 newhdwp
= USER_HEAP_REALLOC( hdwp
,
1293 sizeof(DWP
) + pDWP
->suggestedCount
*sizeof(WINDOWPOS
) );
1299 pDWP
= (DWP
*) USER_HEAP_LIN_ADDR( newhdwp
);
1300 pDWP
->suggestedCount
++;
1302 pDWP
->winPos
[pDWP
->actualCount
].hwnd
= hwnd
;
1303 pDWP
->winPos
[pDWP
->actualCount
].hwndInsertAfter
= hwndAfter
;
1304 pDWP
->winPos
[pDWP
->actualCount
].x
= x
;
1305 pDWP
->winPos
[pDWP
->actualCount
].y
= y
;
1306 pDWP
->winPos
[pDWP
->actualCount
].cx
= cx
;
1307 pDWP
->winPos
[pDWP
->actualCount
].cy
= cy
;
1308 pDWP
->winPos
[pDWP
->actualCount
].flags
= flags
;
1309 pDWP
->actualCount
++;
1317 /***********************************************************************
1318 * EndDeferWindowPos (USER32.@)
1320 BOOL WINAPI
EndDeferWindowPos( HDWP hdwp
)
1327 TRACE("%p\n", hdwp
);
1329 pDWP
= (DWP
*) USER_HEAP_LIN_ADDR( hdwp
);
1330 if (!pDWP
) return FALSE
;
1331 for (i
= 0, winpos
= pDWP
->winPos
; i
< pDWP
->actualCount
; i
++, winpos
++)
1333 if (!(res
= USER_Driver
->pSetWindowPos( winpos
))) break;
1335 USER_HEAP_FREE( hdwp
);
1340 /***********************************************************************
1341 * TileChildWindows (USER.199)
1343 void WINAPI
TileChildWindows16( HWND16 parent
, WORD action
)
1345 FIXME("(%04x, %d): stub\n", parent
, action
);
1348 /***********************************************************************
1349 * CascadeChildWindows (USER.198)
1351 void WINAPI
CascadeChildWindows16( HWND16 parent
, WORD action
)
1353 FIXME("(%04x, %d): stub\n", parent
, action
);