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"
39 #include "wine/debug.h"
41 WINE_DEFAULT_DEBUG_CHANNEL(win
);
43 #define HAS_DLGFRAME(style,exStyle) \
44 (((exStyle) & WS_EX_DLGMODALFRAME) || \
45 (((style) & WS_DLGFRAME) && !((style) & WS_BORDER)))
47 #define HAS_THICKFRAME(style) \
48 (((style) & WS_THICKFRAME) && \
49 !(((style) & (WS_DLGFRAME|WS_BORDER)) == WS_DLGFRAME))
51 #define EMPTYPOINT(pt) ((*(LONG*)&(pt)) == -1)
53 #define PLACE_MIN 0x0001
54 #define PLACE_MAX 0x0002
55 #define PLACE_RECT 0x0004
58 #define DWP_MAGIC ((INT)('W' | ('P' << 8) | ('O' << 16) | ('S' << 24)))
76 } INTERNALPOS
, *LPINTERNALPOS
;
78 /* ----- internal functions ----- */
80 static const WCHAR SysIP_W
[] = { 'S','y','s','I','P',0 };
82 static inline INTERNALPOS
*get_internal_pos( HWND hwnd
)
84 return GetPropW( hwnd
, SysIP_W
);
87 static inline void set_internal_pos( HWND hwnd
, INTERNALPOS
*pos
)
89 SetPropW( hwnd
, SysIP_W
, pos
);
92 /***********************************************************************
93 * WINPOS_CheckInternalPos
95 * Called when a window is destroyed.
97 void WINPOS_CheckInternalPos( HWND hwnd
)
99 LPINTERNALPOS lpPos
= get_internal_pos( hwnd
);
103 if( IsWindow(lpPos
->hwndIconTitle
) )
104 DestroyWindow( lpPos
->hwndIconTitle
);
105 HeapFree( GetProcessHeap(), 0, lpPos
);
109 /***********************************************************************
110 * ArrangeIconicWindows (USER32.@)
112 UINT WINAPI
ArrangeIconicWindows( HWND parent
)
116 INT x
, y
, xspacing
, yspacing
;
118 GetClientRect( parent
, &rectParent
);
120 y
= rectParent
.bottom
;
121 xspacing
= GetSystemMetrics(SM_CXICONSPACING
);
122 yspacing
= GetSystemMetrics(SM_CYICONSPACING
);
124 hwndChild
= GetWindow( parent
, GW_CHILD
);
127 if( IsIconic( hwndChild
) )
129 WINPOS_ShowIconTitle( hwndChild
, FALSE
);
131 SetWindowPos( hwndChild
, 0, x
+ (xspacing
- GetSystemMetrics(SM_CXICON
)) / 2,
132 y
- yspacing
- GetSystemMetrics(SM_CYICON
)/2, 0, 0,
133 SWP_NOSIZE
| SWP_NOZORDER
| SWP_NOACTIVATE
);
134 if( IsWindow(hwndChild
) )
135 WINPOS_ShowIconTitle(hwndChild
, TRUE
);
137 if (x
<= rectParent
.right
- xspacing
) x
+= xspacing
;
144 hwndChild
= GetWindow( hwndChild
, GW_HWNDNEXT
);
150 /***********************************************************************
151 * SwitchToThisWindow (USER32.@)
153 void WINAPI
SwitchToThisWindow( HWND hwnd
, BOOL restore
)
155 ShowWindow( hwnd
, restore
? SW_RESTORE
: SW_SHOWMINIMIZED
);
159 /***********************************************************************
160 * GetWindowRect (USER32.@)
162 BOOL WINAPI
GetWindowRect( HWND hwnd
, LPRECT rect
)
164 BOOL ret
= WIN_GetRectangles( hwnd
, rect
, NULL
);
167 MapWindowPoints( GetAncestor( hwnd
, GA_PARENT
), 0, (POINT
*)rect
, 2 );
168 TRACE( "hwnd %p (%d,%d)-(%d,%d)\n",
169 hwnd
, rect
->left
, rect
->top
, rect
->right
, rect
->bottom
);
175 /***********************************************************************
176 * GetWindowRgn (USER32.@)
178 int WINAPI
GetWindowRgn ( HWND hwnd
, HRGN hrgn
)
188 if (!(data
= HeapAlloc( GetProcessHeap(), 0, sizeof(*data
) + size
- 1 )))
190 SetLastError( ERROR_OUTOFMEMORY
);
193 SERVER_START_REQ( get_window_region
)
196 wine_server_set_reply( req
, data
->Buffer
, size
);
197 if (!(status
= wine_server_call( req
)))
199 size_t reply_size
= wine_server_reply_size( reply
);
202 data
->rdh
.dwSize
= sizeof(data
->rdh
);
203 data
->rdh
.iType
= RDH_RECTANGLES
;
204 data
->rdh
.nCount
= reply_size
/ sizeof(RECT
);
205 data
->rdh
.nRgnSize
= reply_size
;
206 win_rgn
= ExtCreateRegion( NULL
, size
, data
);
209 else size
= reply
->total_size
;
212 HeapFree( GetProcessHeap(), 0, data
);
213 } while (status
== STATUS_BUFFER_OVERFLOW
);
215 if (status
) SetLastError( RtlNtStatusToDosError(status
) );
218 nRet
= CombineRgn( hrgn
, win_rgn
, 0, RGN_COPY
);
219 DeleteObject( win_rgn
);
225 /***********************************************************************
226 * SetWindowRgn (USER32.@)
228 int WINAPI
SetWindowRgn( HWND hwnd
, HRGN hrgn
, BOOL bRedraw
)
230 static const RECT empty_rect
;
238 if (!(size
= GetRegionData( hrgn
, 0, NULL
))) return FALSE
;
239 if (!(data
= HeapAlloc( GetProcessHeap(), 0, size
))) return FALSE
;
240 if (!GetRegionData( hrgn
, size
, data
))
242 HeapFree( GetProcessHeap(), 0, data
);
245 SERVER_START_REQ( set_window_region
)
248 if (data
->rdh
.nCount
)
249 wine_server_add_data( req
, data
->Buffer
, data
->rdh
.nCount
* sizeof(RECT
) );
251 wine_server_add_data( req
, &empty_rect
, sizeof(empty_rect
) );
252 ret
= !wine_server_call_err( req
);
256 else /* clear existing region */
258 SERVER_START_REQ( set_window_region
)
261 ret
= !wine_server_call_err( req
);
266 if (ret
) ret
= USER_Driver
->pSetWindowRgn( hwnd
, hrgn
, bRedraw
);
268 if (ret
&& bRedraw
) RedrawWindow( hwnd
, NULL
, 0, RDW_FRAME
| RDW_INVALIDATE
| RDW_ERASE
);
273 /***********************************************************************
274 * GetClientRect (USER32.@)
276 BOOL WINAPI
GetClientRect( HWND hwnd
, LPRECT rect
)
280 if ((ret
= WIN_GetRectangles( hwnd
, NULL
, rect
)))
282 rect
->right
-= rect
->left
;
283 rect
->bottom
-= rect
->top
;
284 rect
->left
= rect
->top
= 0;
290 /*******************************************************************
291 * ClientToScreen (USER32.@)
293 BOOL WINAPI
ClientToScreen( HWND hwnd
, LPPOINT lppnt
)
295 MapWindowPoints( hwnd
, 0, lppnt
, 1 );
300 /*******************************************************************
301 * ScreenToClient (USER32.@)
303 BOOL WINAPI
ScreenToClient( HWND hwnd
, LPPOINT lppnt
)
305 MapWindowPoints( 0, hwnd
, lppnt
, 1 );
310 /***********************************************************************
311 * list_children_from_point
313 * Get the list of children that can contain point from the server.
314 * Point is in screen coordinates.
315 * Returned list must be freed by caller.
317 static HWND
*list_children_from_point( HWND hwnd
, POINT pt
)
326 if (!(list
= HeapAlloc( GetProcessHeap(), 0, size
* sizeof(HWND
) ))) break;
328 SERVER_START_REQ( get_window_children_from_point
)
333 wine_server_set_reply( req
, list
, (size
-1) * sizeof(HWND
) );
334 if (!wine_server_call( req
)) count
= reply
->count
;
337 if (count
&& count
< size
)
342 HeapFree( GetProcessHeap(), 0, list
);
344 size
= count
+ 1; /* restart with a large enough buffer */
350 /***********************************************************************
351 * WINPOS_WindowFromPoint
353 * Find the window and hittest for a given point.
355 HWND
WINPOS_WindowFromPoint( HWND hwndScope
, POINT pt
, INT
*hittest
)
360 if (!hwndScope
) hwndScope
= GetDesktopWindow();
362 *hittest
= HTNOWHERE
;
364 if (!(list
= list_children_from_point( hwndScope
, pt
))) return 0;
366 /* now determine the hittest */
368 for (i
= 0; list
[i
]; i
++)
370 LONG style
= GetWindowLongW( list
[i
], GWL_STYLE
);
372 /* If window is minimized or disabled, return at once */
373 if (style
& WS_MINIMIZE
)
375 *hittest
= HTCAPTION
;
378 if (style
& WS_DISABLED
)
383 /* Send WM_NCCHITTEST (if same thread) */
384 if (!WIN_IsCurrentThread( list
[i
] ))
389 res
= SendMessageW( list
[i
], WM_NCHITTEST
, 0, MAKELONG(pt
.x
,pt
.y
) );
390 if (res
!= HTTRANSPARENT
)
392 *hittest
= res
; /* Found the window */
395 /* continue search with next window in z-order */
398 HeapFree( GetProcessHeap(), 0, list
);
399 TRACE( "scope %p (%d,%d) returning %p\n", hwndScope
, pt
.x
, pt
.y
, ret
);
404 /*******************************************************************
405 * WindowFromPoint (USER32.@)
407 HWND WINAPI
WindowFromPoint( POINT pt
)
410 return WINPOS_WindowFromPoint( 0, pt
, &hittest
);
414 /*******************************************************************
415 * ChildWindowFromPoint (USER32.@)
417 HWND WINAPI
ChildWindowFromPoint( HWND hwndParent
, POINT pt
)
419 return ChildWindowFromPointEx( hwndParent
, pt
, CWP_ALL
);
422 /*******************************************************************
423 * ChildWindowFromPointEx (USER32.@)
425 HWND WINAPI
ChildWindowFromPointEx( HWND hwndParent
, POINT pt
, UINT uFlags
)
427 /* pt is in the client coordinates */
433 GetClientRect( hwndParent
, &rect
);
434 if (!PtInRect( &rect
, pt
)) return 0;
435 if (!(list
= WIN_ListChildren( hwndParent
))) return hwndParent
;
437 for (i
= 0; list
[i
]; i
++)
439 if (!WIN_GetRectangles( list
[i
], &rect
, NULL
)) continue;
440 if (!PtInRect( &rect
, pt
)) continue;
441 if (uFlags
& (CWP_SKIPINVISIBLE
|CWP_SKIPDISABLED
))
443 LONG style
= GetWindowLongW( list
[i
], GWL_STYLE
);
444 if ((uFlags
& CWP_SKIPINVISIBLE
) && !(style
& WS_VISIBLE
)) continue;
445 if ((uFlags
& CWP_SKIPDISABLED
) && (style
& WS_DISABLED
)) continue;
447 if (uFlags
& CWP_SKIPTRANSPARENT
)
449 if (GetWindowLongW( list
[i
], GWL_EXSTYLE
) & WS_EX_TRANSPARENT
) continue;
454 HeapFree( GetProcessHeap(), 0, list
);
455 if (!retvalue
) retvalue
= hwndParent
;
460 /*******************************************************************
461 * WINPOS_GetWinOffset
463 * Calculate the offset between the origin of the two windows. Used
464 * to implement MapWindowPoints.
466 static void WINPOS_GetWinOffset( HWND hwndFrom
, HWND hwndTo
, POINT
*offset
)
470 offset
->x
= offset
->y
= 0;
472 /* Translate source window origin to screen coords */
475 HWND hwnd
= hwndFrom
;
479 if (hwnd
== hwndTo
) return;
480 if (!(wndPtr
= WIN_GetPtr( hwnd
)))
482 ERR( "bad hwndFrom = %p\n", hwnd
);
485 if (wndPtr
== WND_DESKTOP
) break;
486 if (wndPtr
== WND_OTHER_PROCESS
) goto other_process
;
487 offset
->x
+= wndPtr
->rectClient
.left
;
488 offset
->y
+= wndPtr
->rectClient
.top
;
489 hwnd
= wndPtr
->parent
;
490 WIN_ReleasePtr( wndPtr
);
494 /* Translate origin to destination window coords */
501 if (!(wndPtr
= WIN_GetPtr( hwnd
)))
503 ERR( "bad hwndTo = %p\n", hwnd
);
506 if (wndPtr
== WND_DESKTOP
) break;
507 if (wndPtr
== WND_OTHER_PROCESS
) goto other_process
;
508 offset
->x
-= wndPtr
->rectClient
.left
;
509 offset
->y
-= wndPtr
->rectClient
.top
;
510 hwnd
= wndPtr
->parent
;
511 WIN_ReleasePtr( wndPtr
);
516 other_process
: /* one of the parents may belong to another process, do it the hard way */
517 offset
->x
= offset
->y
= 0;
518 SERVER_START_REQ( get_windows_offset
)
520 req
->from
= hwndFrom
;
522 if (!wine_server_call( req
))
524 offset
->x
= reply
->x
;
525 offset
->y
= reply
->y
;
532 /*******************************************************************
533 * MapWindowPoints (USER.258)
535 void WINAPI
MapWindowPoints16( HWND16 hwndFrom
, HWND16 hwndTo
,
536 LPPOINT16 lppt
, UINT16 count
)
540 WINPOS_GetWinOffset( WIN_Handle32(hwndFrom
), WIN_Handle32(hwndTo
), &offset
);
550 /*******************************************************************
551 * MapWindowPoints (USER32.@)
553 INT WINAPI
MapWindowPoints( HWND hwndFrom
, HWND hwndTo
, LPPOINT lppt
, UINT count
)
557 WINPOS_GetWinOffset( hwndFrom
, hwndTo
, &offset
);
564 return MAKELONG( LOWORD(offset
.x
), LOWORD(offset
.y
) );
568 /***********************************************************************
569 * IsIconic (USER32.@)
571 BOOL WINAPI
IsIconic(HWND hWnd
)
573 return (GetWindowLongW( hWnd
, GWL_STYLE
) & WS_MINIMIZE
) != 0;
577 /***********************************************************************
578 * IsZoomed (USER32.@)
580 BOOL WINAPI
IsZoomed(HWND hWnd
)
582 return (GetWindowLongW( hWnd
, GWL_STYLE
) & WS_MAXIMIZE
) != 0;
586 /*******************************************************************
587 * AllowSetForegroundWindow (USER32.@)
589 BOOL WINAPI
AllowSetForegroundWindow( DWORD procid
)
591 /* FIXME: If Win98/2000 style SetForegroundWindow behavior is
592 * implemented, then fix this function. */
597 /*******************************************************************
598 * LockSetForegroundWindow (USER32.@)
600 BOOL WINAPI
LockSetForegroundWindow( UINT lockcode
)
602 /* FIXME: If Win98/2000 style SetForegroundWindow behavior is
603 * implemented, then fix this function. */
608 /***********************************************************************
609 * BringWindowToTop (USER32.@)
611 BOOL WINAPI
BringWindowToTop( HWND hwnd
)
613 return SetWindowPos( hwnd
, HWND_TOP
, 0, 0, 0, 0, SWP_NOMOVE
|SWP_NOSIZE
);
617 /***********************************************************************
618 * MoveWindow (USER32.@)
620 BOOL WINAPI
MoveWindow( HWND hwnd
, INT x
, INT y
, INT cx
, INT cy
,
623 int flags
= SWP_NOZORDER
| SWP_NOACTIVATE
;
624 if (!repaint
) flags
|= SWP_NOREDRAW
;
625 TRACE("%p %d,%d %dx%d %d\n", hwnd
, x
, y
, cx
, cy
, repaint
);
626 return SetWindowPos( hwnd
, 0, x
, y
, cx
, cy
, flags
);
629 /***********************************************************************
630 * WINPOS_InitInternalPos
632 static LPINTERNALPOS
WINPOS_InitInternalPos( WND
* wnd
)
634 LPINTERNALPOS lpPos
= get_internal_pos( wnd
->hwndSelf
);
637 /* this happens when the window is minimized/maximized
638 * for the first time (rectWindow is not adjusted yet) */
640 lpPos
= HeapAlloc( GetProcessHeap(), 0, sizeof(INTERNALPOS
) );
641 if( !lpPos
) return NULL
;
643 set_internal_pos( wnd
->hwndSelf
, lpPos
);
644 lpPos
->hwndIconTitle
= 0; /* defer until needs to be shown */
645 lpPos
->rectNormal
.left
= wnd
->rectWindow
.left
;
646 lpPos
->rectNormal
.top
= wnd
->rectWindow
.top
;
647 lpPos
->rectNormal
.right
= wnd
->rectWindow
.right
;
648 lpPos
->rectNormal
.bottom
= wnd
->rectWindow
.bottom
;
649 lpPos
->ptIconPos
.x
= lpPos
->ptIconPos
.y
= -1;
650 lpPos
->ptMaxPos
.x
= lpPos
->ptMaxPos
.y
= -1;
653 if( wnd
->dwStyle
& WS_MINIMIZE
)
655 lpPos
->ptIconPos
.x
= wnd
->rectWindow
.left
;
656 lpPos
->ptIconPos
.y
= wnd
->rectWindow
.top
;
658 else if( wnd
->dwStyle
& WS_MAXIMIZE
)
660 lpPos
->ptMaxPos
.x
= wnd
->rectWindow
.left
;
661 lpPos
->ptMaxPos
.y
= wnd
->rectWindow
.top
;
665 lpPos
->rectNormal
.left
= wnd
->rectWindow
.left
;
666 lpPos
->rectNormal
.top
= wnd
->rectWindow
.top
;
667 lpPos
->rectNormal
.right
= wnd
->rectWindow
.right
;
668 lpPos
->rectNormal
.bottom
= wnd
->rectWindow
.bottom
;
673 /***********************************************************************
674 * WINPOS_RedrawIconTitle
676 BOOL
WINPOS_RedrawIconTitle( HWND hWnd
)
678 LPINTERNALPOS lpPos
= get_internal_pos( hWnd
);
681 if( lpPos
->hwndIconTitle
)
683 SendMessageW( lpPos
->hwndIconTitle
, WM_SHOWWINDOW
, TRUE
, 0);
684 InvalidateRect( lpPos
->hwndIconTitle
, NULL
, TRUE
);
691 /***********************************************************************
692 * WINPOS_ShowIconTitle
694 BOOL
WINPOS_ShowIconTitle( HWND hwnd
, BOOL bShow
)
696 LPINTERNALPOS lpPos
= get_internal_pos( hwnd
);
698 if (lpPos
&& !GetPropA( hwnd
, "__wine_x11_managed" ))
700 HWND title
= lpPos
->hwndIconTitle
;
702 TRACE("%p %i\n", hwnd
, (bShow
!= 0) );
705 lpPos
->hwndIconTitle
= title
= ICONTITLE_Create( hwnd
);
708 if (!IsWindowVisible(title
))
710 SendMessageW( title
, WM_SHOWWINDOW
, TRUE
, 0 );
711 SetWindowPos( title
, 0, 0, 0, 0, 0, SWP_NOSIZE
| SWP_NOMOVE
|
712 SWP_NOACTIVATE
| SWP_NOZORDER
| SWP_SHOWWINDOW
);
715 else ShowWindow( title
, SW_HIDE
);
720 /*******************************************************************
721 * WINPOS_GetMinMaxInfo
723 * Get the minimized and maximized information for a window.
725 void WINPOS_GetMinMaxInfo( HWND hwnd
, POINT
*maxSize
, POINT
*maxPos
,
726 POINT
*minTrack
, POINT
*maxTrack
)
731 LONG style
= GetWindowLongA( hwnd
, GWL_STYLE
);
732 LONG exstyle
= GetWindowLongA( hwnd
, GWL_EXSTYLE
);
735 /* Compute default values */
737 GetWindowRect(hwnd
, &rc
);
738 MinMax
.ptReserved
.x
= rc
.left
;
739 MinMax
.ptReserved
.y
= rc
.top
;
741 if (style
& WS_CHILD
)
743 if ((style
& WS_CAPTION
) == WS_CAPTION
)
744 style
&= ~WS_BORDER
; /* WS_CAPTION = WS_DLGFRAME | WS_BORDER */
746 GetClientRect(GetAncestor(hwnd
,GA_PARENT
), &rc
);
747 AdjustWindowRectEx(&rc
, style
, ((style
& WS_POPUP
) && GetMenu(hwnd
)), exstyle
);
749 /* avoid calculating this twice */
750 style
&= ~(WS_DLGFRAME
| WS_BORDER
| WS_THICKFRAME
);
752 MinMax
.ptMaxSize
.x
= rc
.right
- rc
.left
;
753 MinMax
.ptMaxSize
.y
= rc
.bottom
- rc
.top
;
757 MinMax
.ptMaxSize
.x
= GetSystemMetrics(SM_CXSCREEN
);
758 MinMax
.ptMaxSize
.y
= GetSystemMetrics(SM_CYSCREEN
);
760 MinMax
.ptMinTrackSize
.x
= GetSystemMetrics(SM_CXMINTRACK
);
761 MinMax
.ptMinTrackSize
.y
= GetSystemMetrics(SM_CYMINTRACK
);
762 MinMax
.ptMaxTrackSize
.x
= GetSystemMetrics(SM_CXSCREEN
) + 2*GetSystemMetrics(SM_CXFRAME
);
763 MinMax
.ptMaxTrackSize
.y
= GetSystemMetrics(SM_CYSCREEN
) + 2*GetSystemMetrics(SM_CYFRAME
);
765 if (HAS_DLGFRAME( style
, exstyle
))
767 xinc
= GetSystemMetrics(SM_CXDLGFRAME
);
768 yinc
= GetSystemMetrics(SM_CYDLGFRAME
);
773 if (HAS_THICKFRAME(style
))
775 xinc
+= GetSystemMetrics(SM_CXFRAME
);
776 yinc
+= GetSystemMetrics(SM_CYFRAME
);
778 if (style
& WS_BORDER
)
780 xinc
+= GetSystemMetrics(SM_CXBORDER
);
781 yinc
+= GetSystemMetrics(SM_CYBORDER
);
784 MinMax
.ptMaxSize
.x
+= 2 * xinc
;
785 MinMax
.ptMaxSize
.y
+= 2 * yinc
;
787 lpPos
= get_internal_pos( hwnd
);
788 if( lpPos
&& !EMPTYPOINT(lpPos
->ptMaxPos
) )
790 MinMax
.ptMaxPosition
.x
= lpPos
->ptMaxPos
.x
;
791 MinMax
.ptMaxPosition
.y
= lpPos
->ptMaxPos
.y
;
795 MinMax
.ptMaxPosition
.x
= -xinc
;
796 MinMax
.ptMaxPosition
.y
= -yinc
;
799 SendMessageW( hwnd
, WM_GETMINMAXINFO
, 0, (LPARAM
)&MinMax
);
801 /* Some sanity checks */
803 TRACE("%d %d / %d %d / %d %d / %d %d\n",
804 MinMax
.ptMaxSize
.x
, MinMax
.ptMaxSize
.y
,
805 MinMax
.ptMaxPosition
.x
, MinMax
.ptMaxPosition
.y
,
806 MinMax
.ptMaxTrackSize
.x
, MinMax
.ptMaxTrackSize
.y
,
807 MinMax
.ptMinTrackSize
.x
, MinMax
.ptMinTrackSize
.y
);
808 MinMax
.ptMaxTrackSize
.x
= max( MinMax
.ptMaxTrackSize
.x
,
809 MinMax
.ptMinTrackSize
.x
);
810 MinMax
.ptMaxTrackSize
.y
= max( MinMax
.ptMaxTrackSize
.y
,
811 MinMax
.ptMinTrackSize
.y
);
813 if (maxSize
) *maxSize
= MinMax
.ptMaxSize
;
814 if (maxPos
) *maxPos
= MinMax
.ptMaxPosition
;
815 if (minTrack
) *minTrack
= MinMax
.ptMinTrackSize
;
816 if (maxTrack
) *maxTrack
= MinMax
.ptMaxTrackSize
;
819 /***********************************************************************
820 * ShowWindowAsync (USER32.@)
822 * doesn't wait; returns immediately.
823 * used by threads to toggle windows in other (possibly hanging) threads
825 BOOL WINAPI
ShowWindowAsync( HWND hwnd
, INT cmd
)
829 if (is_broadcast(hwnd
))
831 SetLastError( ERROR_INVALID_PARAMETER
);
835 if ((full_handle
= WIN_IsCurrentThread( hwnd
)))
836 return USER_Driver
->pShowWindow( full_handle
, cmd
);
838 return SendNotifyMessageW( hwnd
, WM_WINE_SHOWWINDOW
, cmd
, 0 );
842 /***********************************************************************
843 * ShowWindow (USER32.@)
845 BOOL WINAPI
ShowWindow( HWND hwnd
, INT cmd
)
849 if (is_broadcast(hwnd
))
851 SetLastError( ERROR_INVALID_PARAMETER
);
854 if ((full_handle
= WIN_IsCurrentThread( hwnd
)))
855 return USER_Driver
->pShowWindow( full_handle
, cmd
);
857 return SendMessageW( hwnd
, WM_WINE_SHOWWINDOW
, cmd
, 0 );
861 /***********************************************************************
862 * GetInternalWindowPos (USER32.@)
864 UINT WINAPI
GetInternalWindowPos( HWND hwnd
, LPRECT rectWnd
,
867 WINDOWPLACEMENT wndpl
;
868 if (GetWindowPlacement( hwnd
, &wndpl
))
870 if (rectWnd
) *rectWnd
= wndpl
.rcNormalPosition
;
871 if (ptIcon
) *ptIcon
= wndpl
.ptMinPosition
;
872 return wndpl
.showCmd
;
878 /***********************************************************************
879 * GetWindowPlacement (USER32.@)
882 * Fails if wndpl->length of Win95 (!) apps is invalid.
884 BOOL WINAPI
GetWindowPlacement( HWND hwnd
, WINDOWPLACEMENT
*wndpl
)
886 WND
*pWnd
= WIN_GetPtr( hwnd
);
889 if (!pWnd
|| pWnd
== WND_DESKTOP
) return FALSE
;
890 if (pWnd
== WND_OTHER_PROCESS
)
892 if (IsWindow( hwnd
)) FIXME( "not supported on other process window %p\n", hwnd
);
896 lpPos
= WINPOS_InitInternalPos( pWnd
);
897 wndpl
->length
= sizeof(*wndpl
);
898 if( pWnd
->dwStyle
& WS_MINIMIZE
)
899 wndpl
->showCmd
= SW_SHOWMINIMIZED
;
901 wndpl
->showCmd
= ( pWnd
->dwStyle
& WS_MAXIMIZE
) ? SW_SHOWMAXIMIZED
: SW_SHOWNORMAL
;
902 if( pWnd
->flags
& WIN_RESTORE_MAX
)
903 wndpl
->flags
= WPF_RESTORETOMAXIMIZED
;
906 wndpl
->ptMinPosition
.x
= lpPos
->ptIconPos
.x
;
907 wndpl
->ptMinPosition
.y
= lpPos
->ptIconPos
.y
;
908 wndpl
->ptMaxPosition
.x
= lpPos
->ptMaxPos
.x
;
909 wndpl
->ptMaxPosition
.y
= lpPos
->ptMaxPos
.y
;
910 wndpl
->rcNormalPosition
.left
= lpPos
->rectNormal
.left
;
911 wndpl
->rcNormalPosition
.top
= lpPos
->rectNormal
.top
;
912 wndpl
->rcNormalPosition
.right
= lpPos
->rectNormal
.right
;
913 wndpl
->rcNormalPosition
.bottom
= lpPos
->rectNormal
.bottom
;
914 WIN_ReleasePtr( pWnd
);
919 /***********************************************************************
920 * WINPOS_SetPlacement
922 static BOOL
WINPOS_SetPlacement( HWND hwnd
, const WINDOWPLACEMENT
*wndpl
, UINT flags
)
926 WND
*pWnd
= WIN_GetPtr( hwnd
);
928 if (!pWnd
|| pWnd
== WND_OTHER_PROCESS
|| pWnd
== WND_DESKTOP
) return FALSE
;
929 lpPos
= WINPOS_InitInternalPos( pWnd
);
931 if( flags
& PLACE_MIN
)
933 lpPos
->ptIconPos
.x
= wndpl
->ptMinPosition
.x
;
934 lpPos
->ptIconPos
.y
= wndpl
->ptMinPosition
.y
;
936 if( flags
& PLACE_MAX
)
938 lpPos
->ptMaxPos
.x
= wndpl
->ptMaxPosition
.x
;
939 lpPos
->ptMaxPos
.y
= wndpl
->ptMaxPosition
.y
;
941 if( flags
& PLACE_RECT
)
943 lpPos
->rectNormal
.left
= wndpl
->rcNormalPosition
.left
;
944 lpPos
->rectNormal
.top
= wndpl
->rcNormalPosition
.top
;
945 lpPos
->rectNormal
.right
= wndpl
->rcNormalPosition
.right
;
946 lpPos
->rectNormal
.bottom
= wndpl
->rcNormalPosition
.bottom
;
949 style
= pWnd
->dwStyle
;
950 WIN_ReleasePtr( pWnd
);
952 if( style
& WS_MINIMIZE
)
954 WINPOS_ShowIconTitle( hwnd
, FALSE
);
955 if( wndpl
->flags
& WPF_SETMINPOSITION
&& !EMPTYPOINT(lpPos
->ptIconPos
))
956 SetWindowPos( hwnd
, 0, lpPos
->ptIconPos
.x
, lpPos
->ptIconPos
.y
,
957 0, 0, SWP_NOSIZE
| SWP_NOZORDER
| SWP_NOACTIVATE
);
959 else if( style
& WS_MAXIMIZE
)
961 if( !EMPTYPOINT(lpPos
->ptMaxPos
) )
962 SetWindowPos( hwnd
, 0, lpPos
->ptMaxPos
.x
, lpPos
->ptMaxPos
.y
,
963 0, 0, SWP_NOSIZE
| SWP_NOZORDER
| SWP_NOACTIVATE
);
965 else if( flags
& PLACE_RECT
)
966 SetWindowPos( hwnd
, 0, lpPos
->rectNormal
.left
, lpPos
->rectNormal
.top
,
967 lpPos
->rectNormal
.right
- lpPos
->rectNormal
.left
,
968 lpPos
->rectNormal
.bottom
- lpPos
->rectNormal
.top
,
969 SWP_NOZORDER
| SWP_NOACTIVATE
);
971 ShowWindow( hwnd
, wndpl
->showCmd
);
973 if (IsIconic( hwnd
))
975 if (GetWindowLongW( hwnd
, GWL_STYLE
) & WS_VISIBLE
) WINPOS_ShowIconTitle( hwnd
, TRUE
);
977 /* SDK: ...valid only the next time... */
978 if( wndpl
->flags
& WPF_RESTORETOMAXIMIZED
)
980 pWnd
= WIN_GetPtr( hwnd
);
981 if (pWnd
&& pWnd
!= WND_OTHER_PROCESS
)
983 pWnd
->flags
|= WIN_RESTORE_MAX
;
984 WIN_ReleasePtr( pWnd
);
992 /***********************************************************************
993 * SetWindowPlacement (USER32.@)
996 * Fails if wndpl->length of Win95 (!) apps is invalid.
998 BOOL WINAPI
SetWindowPlacement( HWND hwnd
, const WINDOWPLACEMENT
*wpl
)
1000 if (!wpl
) return FALSE
;
1001 return WINPOS_SetPlacement( hwnd
, wpl
, PLACE_MIN
| PLACE_MAX
| PLACE_RECT
);
1005 /***********************************************************************
1006 * AnimateWindow (USER32.@)
1007 * Shows/Hides a window with an animation
1010 BOOL WINAPI
AnimateWindow(HWND hwnd
, DWORD dwTime
, DWORD dwFlags
)
1012 FIXME("partial stub\n");
1014 /* If trying to show/hide and it's already *
1015 * shown/hidden or invalid window, fail with *
1016 * invalid parameter */
1017 if(!IsWindow(hwnd
) ||
1018 (IsWindowVisible(hwnd
) && !(dwFlags
& AW_HIDE
)) ||
1019 (!IsWindowVisible(hwnd
) && (dwFlags
& AW_HIDE
)))
1021 SetLastError(ERROR_INVALID_PARAMETER
);
1025 ShowWindow(hwnd
, (dwFlags
& AW_HIDE
) ? SW_HIDE
: ((dwFlags
& AW_ACTIVATE
) ? SW_SHOW
: SW_SHOWNA
));
1030 /***********************************************************************
1031 * SetInternalWindowPos (USER32.@)
1033 void WINAPI
SetInternalWindowPos( HWND hwnd
, UINT showCmd
,
1034 LPRECT rect
, LPPOINT pt
)
1036 if( IsWindow(hwnd
) )
1038 WINDOWPLACEMENT wndpl
;
1041 wndpl
.length
= sizeof(wndpl
);
1042 wndpl
.showCmd
= showCmd
;
1043 wndpl
.flags
= flags
= 0;
1048 wndpl
.flags
|= WPF_SETMINPOSITION
;
1049 wndpl
.ptMinPosition
= *pt
;
1053 flags
|= PLACE_RECT
;
1054 wndpl
.rcNormalPosition
= *rect
;
1056 WINPOS_SetPlacement( hwnd
, &wndpl
, flags
);
1061 /*******************************************************************
1062 * can_activate_window
1064 * Check if we can activate the specified window.
1066 static BOOL
can_activate_window( HWND hwnd
)
1070 if (!hwnd
) return FALSE
;
1071 style
= GetWindowLongW( hwnd
, GWL_STYLE
);
1072 if (!(style
& WS_VISIBLE
)) return FALSE
;
1073 if ((style
& (WS_POPUP
|WS_CHILD
)) == WS_CHILD
) return FALSE
;
1074 return !(style
& WS_DISABLED
);
1078 /*******************************************************************
1079 * WINPOS_ActivateOtherWindow
1081 * Activates window other than pWnd.
1083 void WINPOS_ActivateOtherWindow(HWND hwnd
)
1087 if ((GetWindowLongW( hwnd
, GWL_STYLE
) & WS_POPUP
) && (hwndTo
= GetWindow( hwnd
, GW_OWNER
)))
1089 hwndTo
= GetAncestor( hwndTo
, GA_ROOT
);
1090 if (can_activate_window( hwndTo
)) goto done
;
1096 if (!(hwndTo
= GetWindow( hwndTo
, GW_HWNDNEXT
))) break;
1097 if (can_activate_window( hwndTo
)) break;
1101 fg
= GetForegroundWindow();
1102 TRACE("win = %p fg = %p\n", hwndTo
, fg
);
1103 if (!fg
|| (hwnd
== fg
))
1105 if (SetForegroundWindow( hwndTo
)) return;
1107 if (!SetActiveWindow( hwndTo
)) SetActiveWindow(0);
1111 /***********************************************************************
1112 * WINPOS_HandleWindowPosChanging
1114 * Default handling for a WM_WINDOWPOSCHANGING. Called from DefWindowProc().
1116 LONG
WINPOS_HandleWindowPosChanging( HWND hwnd
, WINDOWPOS
*winpos
)
1118 POINT minTrack
, maxTrack
;
1119 LONG style
= GetWindowLongW( hwnd
, GWL_STYLE
);
1121 if (winpos
->flags
& SWP_NOSIZE
) return 0;
1122 if ((style
& WS_THICKFRAME
) || ((style
& (WS_POPUP
| WS_CHILD
)) == 0))
1124 WINPOS_GetMinMaxInfo( hwnd
, NULL
, NULL
, &minTrack
, &maxTrack
);
1125 if (winpos
->cx
> maxTrack
.x
) winpos
->cx
= maxTrack
.x
;
1126 if (winpos
->cy
> maxTrack
.y
) winpos
->cy
= maxTrack
.y
;
1127 if (!(style
& WS_MINIMIZE
))
1129 if (winpos
->cx
< minTrack
.x
) winpos
->cx
= minTrack
.x
;
1130 if (winpos
->cy
< minTrack
.y
) winpos
->cy
= minTrack
.y
;
1137 /***********************************************************************
1140 static void dump_winpos_flags(UINT flags
)
1143 if(flags
& SWP_NOSIZE
) TRACE(" SWP_NOSIZE");
1144 if(flags
& SWP_NOMOVE
) TRACE(" SWP_NOMOVE");
1145 if(flags
& SWP_NOZORDER
) TRACE(" SWP_NOZORDER");
1146 if(flags
& SWP_NOREDRAW
) TRACE(" SWP_NOREDRAW");
1147 if(flags
& SWP_NOACTIVATE
) TRACE(" SWP_NOACTIVATE");
1148 if(flags
& SWP_FRAMECHANGED
) TRACE(" SWP_FRAMECHANGED");
1149 if(flags
& SWP_SHOWWINDOW
) TRACE(" SWP_SHOWWINDOW");
1150 if(flags
& SWP_HIDEWINDOW
) TRACE(" SWP_HIDEWINDOW");
1151 if(flags
& SWP_NOCOPYBITS
) TRACE(" SWP_NOCOPYBITS");
1152 if(flags
& SWP_NOOWNERZORDER
) TRACE(" SWP_NOOWNERZORDER");
1153 if(flags
& SWP_NOSENDCHANGING
) TRACE(" SWP_NOSENDCHANGING");
1154 if(flags
& SWP_DEFERERASE
) TRACE(" SWP_DEFERERASE");
1155 if(flags
& SWP_ASYNCWINDOWPOS
) TRACE(" SWP_ASYNCWINDOWPOS");
1157 #define DUMPED_FLAGS \
1163 SWP_FRAMECHANGED | \
1167 SWP_NOOWNERZORDER | \
1168 SWP_NOSENDCHANGING | \
1172 if(flags
& ~DUMPED_FLAGS
) TRACE(" %08x", flags
& ~DUMPED_FLAGS
);
1177 /***********************************************************************
1178 * SetWindowPos (USER32.@)
1180 BOOL WINAPI
SetWindowPos( HWND hwnd
, HWND hwndInsertAfter
,
1181 INT x
, INT y
, INT cx
, INT cy
, UINT flags
)
1185 TRACE("hwnd %p, after %p, %d,%d (%dx%d), flags %08x\n",
1186 hwnd
, hwndInsertAfter
, x
, y
, cx
, cy
, flags
);
1187 if(TRACE_ON(win
)) dump_winpos_flags(flags
);
1189 if (is_broadcast(hwnd
))
1191 SetLastError( ERROR_INVALID_PARAMETER
);
1195 winpos
.hwnd
= WIN_GetFullHandle(hwnd
);
1196 winpos
.hwndInsertAfter
= WIN_GetFullHandle(hwndInsertAfter
);
1201 winpos
.flags
= flags
;
1202 if (WIN_IsCurrentThread( hwnd
))
1203 return USER_Driver
->pSetWindowPos( &winpos
);
1205 return SendMessageW( winpos
.hwnd
, WM_WINE_SETWINDOWPOS
, 0, (LPARAM
)&winpos
);
1209 /***********************************************************************
1210 * BeginDeferWindowPos (USER32.@)
1212 HDWP WINAPI
BeginDeferWindowPos( INT count
)
1217 TRACE("%d\n", count
);
1221 SetLastError(ERROR_INVALID_PARAMETER
);
1224 /* Windows allows zero count, in which case it allocates context for 8 moves */
1225 if (count
== 0) count
= 8;
1227 handle
= USER_HEAP_ALLOC( sizeof(DWP
) + (count
-1)*sizeof(WINDOWPOS
) );
1228 if (!handle
) return 0;
1229 pDWP
= (DWP
*) USER_HEAP_LIN_ADDR( handle
);
1230 pDWP
->actualCount
= 0;
1231 pDWP
->suggestedCount
= count
;
1233 pDWP
->wMagic
= DWP_MAGIC
;
1234 pDWP
->hwndParent
= 0;
1236 TRACE("returning hdwp %p\n", handle
);
1241 /***********************************************************************
1242 * DeferWindowPos (USER32.@)
1244 HDWP WINAPI
DeferWindowPos( HDWP hdwp
, HWND hwnd
, HWND hwndAfter
,
1245 INT x
, INT y
, INT cx
, INT cy
,
1250 HDWP newhdwp
= hdwp
,retvalue
;
1252 TRACE("hdwp %p, hwnd %p, after %p, %d,%d (%dx%d), flags %08x\n",
1253 hdwp
, hwnd
, hwndAfter
, x
, y
, cx
, cy
, flags
);
1255 hwnd
= WIN_GetFullHandle( hwnd
);
1256 if (hwnd
== GetDesktopWindow()) return 0;
1258 if (!(pDWP
= USER_HEAP_LIN_ADDR( hdwp
))) return 0;
1262 for (i
= 0; i
< pDWP
->actualCount
; i
++)
1264 if (pDWP
->winPos
[i
].hwnd
== hwnd
)
1266 /* Merge with the other changes */
1267 if (!(flags
& SWP_NOZORDER
))
1269 pDWP
->winPos
[i
].hwndInsertAfter
= WIN_GetFullHandle(hwndAfter
);
1271 if (!(flags
& SWP_NOMOVE
))
1273 pDWP
->winPos
[i
].x
= x
;
1274 pDWP
->winPos
[i
].y
= y
;
1276 if (!(flags
& SWP_NOSIZE
))
1278 pDWP
->winPos
[i
].cx
= cx
;
1279 pDWP
->winPos
[i
].cy
= cy
;
1281 pDWP
->winPos
[i
].flags
&= flags
| ~(SWP_NOSIZE
| SWP_NOMOVE
|
1282 SWP_NOZORDER
| SWP_NOREDRAW
|
1283 SWP_NOACTIVATE
| SWP_NOCOPYBITS
|
1285 pDWP
->winPos
[i
].flags
|= flags
& (SWP_SHOWWINDOW
| SWP_HIDEWINDOW
|
1291 if (pDWP
->actualCount
>= pDWP
->suggestedCount
)
1293 newhdwp
= USER_HEAP_REALLOC( hdwp
,
1294 sizeof(DWP
) + pDWP
->suggestedCount
*sizeof(WINDOWPOS
) );
1300 pDWP
= (DWP
*) USER_HEAP_LIN_ADDR( newhdwp
);
1301 pDWP
->suggestedCount
++;
1303 pDWP
->winPos
[pDWP
->actualCount
].hwnd
= hwnd
;
1304 pDWP
->winPos
[pDWP
->actualCount
].hwndInsertAfter
= hwndAfter
;
1305 pDWP
->winPos
[pDWP
->actualCount
].x
= x
;
1306 pDWP
->winPos
[pDWP
->actualCount
].y
= y
;
1307 pDWP
->winPos
[pDWP
->actualCount
].cx
= cx
;
1308 pDWP
->winPos
[pDWP
->actualCount
].cy
= cy
;
1309 pDWP
->winPos
[pDWP
->actualCount
].flags
= flags
;
1310 pDWP
->actualCount
++;
1318 /***********************************************************************
1319 * EndDeferWindowPos (USER32.@)
1321 BOOL WINAPI
EndDeferWindowPos( HDWP hdwp
)
1328 TRACE("%p\n", hdwp
);
1330 pDWP
= (DWP
*) USER_HEAP_LIN_ADDR( hdwp
);
1331 if (!pDWP
) return FALSE
;
1332 for (i
= 0, winpos
= pDWP
->winPos
; i
< pDWP
->actualCount
; i
++, winpos
++)
1334 TRACE("hwnd %p, after %p, %d,%d (%dx%d), flags %08x\n",
1335 winpos
->hwnd
, winpos
->hwndInsertAfter
, winpos
->x
, winpos
->y
,
1336 winpos
->cx
, winpos
->cy
, winpos
->flags
);
1338 if (!(res
= USER_Driver
->pSetWindowPos( winpos
))) break;
1340 USER_HEAP_FREE( hdwp
);
1345 /***********************************************************************
1346 * TileChildWindows (USER.199)
1348 void WINAPI
TileChildWindows16( HWND16 parent
, WORD action
)
1350 FIXME("(%04x, %d): stub\n", parent
, action
);
1353 /***********************************************************************
1354 * CascadeChildWindows (USER.198)
1356 void WINAPI
CascadeChildWindows16( HWND16 parent
, WORD action
)
1358 FIXME("(%04x, %d): stub\n", parent
, action
);