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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 #include "wine/port.h"
32 #include "wine/winuser16.h"
33 #include "wine/server.h"
39 #include "nonclient.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)))
71 /* ----- internal variables ----- */
73 static LPCSTR atomInternalPos
;
76 /***********************************************************************
77 * WINPOS_CreateInternalPosAtom
79 BOOL
WINPOS_CreateInternalPosAtom()
82 atomInternalPos
= (LPCSTR
)(DWORD
)GlobalAddAtomA(str
);
83 return (atomInternalPos
) ? TRUE
: FALSE
;
86 /***********************************************************************
87 * WINPOS_CheckInternalPos
89 * Called when a window is destroyed.
91 void WINPOS_CheckInternalPos( HWND hwnd
)
93 LPINTERNALPOS lpPos
= (LPINTERNALPOS
) GetPropA( hwnd
, atomInternalPos
);
97 if( IsWindow(lpPos
->hwndIconTitle
) )
98 DestroyWindow( lpPos
->hwndIconTitle
);
99 HeapFree( GetProcessHeap(), 0, lpPos
);
103 /***********************************************************************
104 * ArrangeIconicWindows (USER32.@)
106 UINT WINAPI
ArrangeIconicWindows( HWND parent
)
110 INT x
, y
, xspacing
, yspacing
;
112 GetClientRect( parent
, &rectParent
);
114 y
= rectParent
.bottom
;
115 xspacing
= GetSystemMetrics(SM_CXICONSPACING
);
116 yspacing
= GetSystemMetrics(SM_CYICONSPACING
);
118 hwndChild
= GetWindow( parent
, GW_CHILD
);
121 if( IsIconic( hwndChild
) )
123 WINPOS_ShowIconTitle( hwndChild
, FALSE
);
125 SetWindowPos( hwndChild
, 0, x
+ (xspacing
- GetSystemMetrics(SM_CXICON
)) / 2,
126 y
- yspacing
- GetSystemMetrics(SM_CYICON
)/2, 0, 0,
127 SWP_NOSIZE
| SWP_NOZORDER
| SWP_NOACTIVATE
);
128 if( IsWindow(hwndChild
) )
129 WINPOS_ShowIconTitle(hwndChild
, TRUE
);
131 if (x
<= rectParent
.right
- xspacing
) x
+= xspacing
;
138 hwndChild
= GetWindow( hwndChild
, GW_HWNDNEXT
);
144 /***********************************************************************
145 * SwitchToThisWindow (USER32.@)
147 void WINAPI
SwitchToThisWindow( HWND hwnd
, BOOL restore
)
149 ShowWindow( hwnd
, restore
? SW_RESTORE
: SW_SHOWMINIMIZED
);
153 /***********************************************************************
154 * GetWindowRect (USER32.@)
156 BOOL WINAPI
GetWindowRect( HWND hwnd
, LPRECT rect
)
158 BOOL ret
= WIN_GetRectangles( hwnd
, rect
, NULL
);
161 MapWindowPoints( GetAncestor( hwnd
, GA_PARENT
), 0, (POINT
*)rect
, 2 );
162 TRACE( "hwnd %p (%ld,%ld)-(%ld,%ld)\n",
163 hwnd
, rect
->left
, rect
->top
, rect
->right
, rect
->bottom
);
169 /***********************************************************************
170 * GetWindowRgn (USER32.@)
172 int WINAPI
GetWindowRgn ( HWND hwnd
, HRGN hrgn
)
175 WND
*wndPtr
= WIN_GetPtr( hwnd
);
177 if (wndPtr
== WND_OTHER_PROCESS
)
179 if (IsWindow( hwnd
))
180 FIXME( "not supported on other process window %p\n", hwnd
);
185 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
188 if (wndPtr
->hrgnWnd
) nRet
= CombineRgn( hrgn
, wndPtr
->hrgnWnd
, 0, RGN_COPY
);
189 WIN_ReleasePtr( wndPtr
);
194 /***********************************************************************
195 * SetWindowRgn (USER32.@)
197 int WINAPI
SetWindowRgn( HWND hwnd
, HRGN hrgn
, BOOL bRedraw
)
202 if (hrgn
) /* verify that region really exists */
204 if (GetRgnBox( hrgn
, &rect
) == ERROR
) return FALSE
;
207 if (USER_Driver
.pSetWindowRgn
)
208 return USER_Driver
.pSetWindowRgn( hwnd
, hrgn
, bRedraw
);
210 if ((wndPtr
= WIN_GetPtr( hwnd
)) == WND_OTHER_PROCESS
)
212 if (IsWindow( hwnd
))
213 FIXME( "not supported on other process window %p\n", hwnd
);
218 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
222 if (wndPtr
->hrgnWnd
== hrgn
)
224 WIN_ReleasePtr( wndPtr
);
230 /* delete previous region */
231 DeleteObject(wndPtr
->hrgnWnd
);
234 wndPtr
->hrgnWnd
= hrgn
;
235 WIN_ReleasePtr( wndPtr
);
237 /* Size the window to the rectangle of the new region (if it isn't NULL) */
238 if (hrgn
) SetWindowPos( hwnd
, 0, rect
.left
, rect
.top
,
239 rect
.right
- rect
.left
, rect
.bottom
- rect
.top
,
240 SWP_NOSIZE
| SWP_FRAMECHANGED
| SWP_NOMOVE
| SWP_NOACTIVATE
|
241 SWP_NOZORDER
| (bRedraw
? 0 : SWP_NOREDRAW
) );
246 /***********************************************************************
247 * GetClientRect (USER32.@)
249 BOOL WINAPI
GetClientRect( HWND hwnd
, LPRECT rect
)
253 rect
->right
= rect
->bottom
= 0;
254 if ((ret
= WIN_GetRectangles( hwnd
, NULL
, rect
)))
256 rect
->right
-= rect
->left
;
257 rect
->bottom
-= rect
->top
;
259 rect
->left
= rect
->top
= 0;
264 /*******************************************************************
265 * ClientToScreen (USER32.@)
267 BOOL WINAPI
ClientToScreen( HWND hwnd
, LPPOINT lppnt
)
269 MapWindowPoints( hwnd
, 0, lppnt
, 1 );
274 /*******************************************************************
275 * ScreenToClient (USER32.@)
277 BOOL WINAPI
ScreenToClient( HWND hwnd
, LPPOINT lppnt
)
279 MapWindowPoints( 0, hwnd
, lppnt
, 1 );
284 /***********************************************************************
285 * find_child_from_point
287 * Find the child that contains pt. Helper for WindowFromPoint.
288 * pt is in parent client coordinates.
289 * lparam is the param to pass in the WM_NCHITTEST message.
291 static HWND
find_child_from_point( HWND parent
, POINT pt
, INT
*hittest
, LPARAM lparam
)
295 RECT rectWindow
, rectClient
;
297 HWND
*list
= WIN_ListChildren( parent
);
301 for (i
= 0; list
[i
]; i
++)
303 /* If point is in window, and window is visible, and it */
304 /* is enabled (or it's a top-level window), then explore */
305 /* its children. Otherwise, go to the next window. */
307 style
= GetWindowLongW( list
[i
], GWL_STYLE
);
308 if (!(style
& WS_VISIBLE
)) continue; /* not visible -> skip */
309 if ((style
& (WS_POPUP
| WS_CHILD
| WS_DISABLED
)) == (WS_CHILD
| WS_DISABLED
))
310 continue; /* disabled child -> skip */
311 exstyle
= GetWindowLongW( list
[i
], GWL_EXSTYLE
);
312 if ((exstyle
& (WS_EX_LAYERED
| WS_EX_TRANSPARENT
)) == (WS_EX_LAYERED
| WS_EX_TRANSPARENT
))
313 continue; /* transparent -> skip */
315 if (!WIN_GetRectangles( list
[i
], &rectWindow
, &rectClient
)) continue;
316 if (!PtInRect( &rectWindow
, pt
)) continue; /* not in window -> skip */
318 /* FIXME: check window region for other processes too */
319 if ((wndPtr
= WIN_GetPtr( list
[i
] )) && wndPtr
!= WND_OTHER_PROCESS
)
321 if (wndPtr
->hrgnWnd
&& !PtInRegion( wndPtr
->hrgnWnd
,
322 pt
.x
- rectWindow
.left
, pt
.y
- rectWindow
.top
))
324 WIN_ReleasePtr( wndPtr
);
325 continue; /* point outside window region -> skip */
327 WIN_ReleasePtr( wndPtr
);
330 /* If window is minimized or disabled, return at once */
331 if (style
& WS_MINIMIZE
)
333 *hittest
= HTCAPTION
;
337 if (style
& WS_DISABLED
)
344 /* If point is in client area, explore children */
345 if (PtInRect( &rectClient
, pt
))
349 new_pt
.x
= pt
.x
- rectClient
.left
;
350 new_pt
.y
= pt
.y
- rectClient
.top
;
351 if ((retvalue
= find_child_from_point( list
[i
], new_pt
, hittest
, lparam
))) break;
354 /* Now it's inside window, send WM_NCCHITTEST (if same thread) */
355 if (!WIN_IsCurrentThread( list
[i
] ))
361 if ((res
= SendMessageA( list
[i
], WM_NCHITTEST
, 0, lparam
)) != HTTRANSPARENT
)
363 *hittest
= res
; /* Found the window */
367 /* continue search with next sibling */
369 HeapFree( GetProcessHeap(), 0, list
);
374 /***********************************************************************
375 * WINPOS_WindowFromPoint
377 * Find the window and hittest for a given point.
379 HWND
WINPOS_WindowFromPoint( HWND hwndScope
, POINT pt
, INT
*hittest
)
385 TRACE("scope %p %ld,%ld\n", hwndScope
, pt
.x
, pt
.y
);
387 if (!hwndScope
) hwndScope
= GetDesktopWindow();
388 style
= GetWindowLongW( hwndScope
, GWL_STYLE
);
391 if (style
& WS_DISABLED
) return 0;
393 MapWindowPoints( GetDesktopWindow(), GetAncestor( hwndScope
, GA_PARENT
), &xy
, 1 );
395 if (!(style
& WS_MINIMIZE
))
398 if (WIN_GetRectangles( hwndScope
, NULL
, &rectClient
) && PtInRect( &rectClient
, xy
))
402 xy
.x
-= rectClient
.left
;
403 xy
.y
-= rectClient
.top
;
404 if ((ret
= find_child_from_point( hwndScope
, xy
, hittest
, MAKELONG( pt
.x
, pt
.y
) )))
406 TRACE( "found child %p\n", ret
);
412 /* If nothing found, try the scope window */
413 if (!WIN_IsCurrentThread( hwndScope
))
416 TRACE( "returning %p\n", hwndScope
);
419 res
= SendMessageA( hwndScope
, WM_NCHITTEST
, 0, MAKELONG( pt
.x
, pt
.y
) );
420 if (res
!= HTTRANSPARENT
)
422 *hittest
= res
; /* Found the window */
423 TRACE( "returning %p\n", hwndScope
);
426 *hittest
= HTNOWHERE
;
427 TRACE( "nothing found\n" );
432 /*******************************************************************
433 * WindowFromPoint (USER32.@)
435 HWND WINAPI
WindowFromPoint( POINT pt
)
438 return WINPOS_WindowFromPoint( 0, pt
, &hittest
);
442 /*******************************************************************
443 * ChildWindowFromPoint (USER32.@)
445 HWND WINAPI
ChildWindowFromPoint( HWND hwndParent
, POINT pt
)
447 return ChildWindowFromPointEx( hwndParent
, pt
, CWP_ALL
);
450 /*******************************************************************
451 * ChildWindowFromPointEx (USER32.@)
453 HWND WINAPI
ChildWindowFromPointEx( HWND hwndParent
, POINT pt
, UINT uFlags
)
455 /* pt is in the client coordinates */
461 GetClientRect( hwndParent
, &rect
);
462 if (!PtInRect( &rect
, pt
)) return 0;
463 if (!(list
= WIN_ListChildren( hwndParent
))) return 0;
465 for (i
= 0; list
[i
]; i
++)
467 if (!WIN_GetRectangles( list
[i
], &rect
, NULL
)) continue;
468 if (!PtInRect( &rect
, pt
)) continue;
469 if (uFlags
& (CWP_SKIPINVISIBLE
|CWP_SKIPDISABLED
))
471 LONG style
= GetWindowLongW( list
[i
], GWL_STYLE
);
472 if ((uFlags
& CWP_SKIPINVISIBLE
) && !(style
& WS_VISIBLE
)) continue;
473 if ((uFlags
& CWP_SKIPDISABLED
) && (style
& WS_DISABLED
)) continue;
475 if (uFlags
& CWP_SKIPTRANSPARENT
)
477 if (GetWindowLongW( list
[i
], GWL_EXSTYLE
) & WS_EX_TRANSPARENT
) continue;
482 HeapFree( GetProcessHeap(), 0, list
);
483 if (!retvalue
) retvalue
= hwndParent
;
488 /*******************************************************************
489 * WINPOS_GetWinOffset
491 * Calculate the offset between the origin of the two windows. Used
492 * to implement MapWindowPoints.
494 static void WINPOS_GetWinOffset( HWND hwndFrom
, HWND hwndTo
, POINT
*offset
)
498 offset
->x
= offset
->y
= 0;
500 /* Translate source window origin to screen coords */
503 HWND hwnd
= hwndFrom
;
507 if (hwnd
== hwndTo
) return;
508 if (!(wndPtr
= WIN_GetPtr( hwnd
)))
510 ERR( "bad hwndFrom = %p\n", hwnd
);
513 if (wndPtr
== WND_OTHER_PROCESS
) goto other_process
;
514 offset
->x
+= wndPtr
->rectClient
.left
;
515 offset
->y
+= wndPtr
->rectClient
.top
;
516 hwnd
= wndPtr
->parent
;
517 WIN_ReleasePtr( wndPtr
);
521 /* Translate origin to destination window coords */
528 if (!(wndPtr
= WIN_GetPtr( hwnd
)))
530 ERR( "bad hwndTo = %p\n", hwnd
);
533 if (wndPtr
== WND_OTHER_PROCESS
) goto other_process
;
534 offset
->x
-= wndPtr
->rectClient
.left
;
535 offset
->y
-= wndPtr
->rectClient
.top
;
536 hwnd
= wndPtr
->parent
;
537 WIN_ReleasePtr( wndPtr
);
542 other_process
: /* one of the parents may belong to another process, do it the hard way */
543 offset
->x
= offset
->y
= 0;
544 SERVER_START_REQ( get_windows_offset
)
546 req
->from
= hwndFrom
;
548 if (!wine_server_call( req
))
550 offset
->x
= reply
->x
;
551 offset
->y
= reply
->y
;
558 /*******************************************************************
559 * MapWindowPoints (USER.258)
561 void WINAPI
MapWindowPoints16( HWND16 hwndFrom
, HWND16 hwndTo
,
562 LPPOINT16 lppt
, UINT16 count
)
566 WINPOS_GetWinOffset( WIN_Handle32(hwndFrom
), WIN_Handle32(hwndTo
), &offset
);
576 /*******************************************************************
577 * MapWindowPoints (USER32.@)
579 INT WINAPI
MapWindowPoints( HWND hwndFrom
, HWND hwndTo
, LPPOINT lppt
, UINT count
)
583 WINPOS_GetWinOffset( hwndFrom
, hwndTo
, &offset
);
590 return MAKELONG( LOWORD(offset
.x
), LOWORD(offset
.y
) );
594 /***********************************************************************
595 * IsIconic (USER32.@)
597 BOOL WINAPI
IsIconic(HWND hWnd
)
599 return (GetWindowLongW( hWnd
, GWL_STYLE
) & WS_MINIMIZE
) != 0;
603 /***********************************************************************
604 * IsZoomed (USER32.@)
606 BOOL WINAPI
IsZoomed(HWND hWnd
)
608 return (GetWindowLongW( hWnd
, GWL_STYLE
) & WS_MAXIMIZE
) != 0;
612 /*******************************************************************
613 * AllowSetForegroundWindow (USER32.@)
615 BOOL WINAPI
AllowSetForegroundWindow( DWORD procid
)
617 /* FIXME: If Win98/2000 style SetForegroundWindow behavior is
618 * implemented, then fix this function. */
623 /*******************************************************************
624 * LockSetForegroundWindow (USER32.@)
626 BOOL WINAPI
LockSetForegroundWindow( UINT lockcode
)
628 /* FIXME: If Win98/2000 style SetForegroundWindow behavior is
629 * implemented, then fix this function. */
634 /***********************************************************************
635 * BringWindowToTop (USER32.@)
637 BOOL WINAPI
BringWindowToTop( HWND hwnd
)
639 return SetWindowPos( hwnd
, HWND_TOP
, 0, 0, 0, 0, SWP_NOMOVE
|SWP_NOSIZE
);
643 /***********************************************************************
644 * MoveWindow (USER32.@)
646 BOOL WINAPI
MoveWindow( HWND hwnd
, INT x
, INT y
, INT cx
, INT cy
,
649 int flags
= SWP_NOZORDER
| SWP_NOACTIVATE
;
650 if (!repaint
) flags
|= SWP_NOREDRAW
;
651 TRACE("%p %d,%d %dx%d %d\n", hwnd
, x
, y
, cx
, cy
, repaint
);
652 return SetWindowPos( hwnd
, 0, x
, y
, cx
, cy
, flags
);
655 /***********************************************************************
656 * WINPOS_InitInternalPos
658 static LPINTERNALPOS
WINPOS_InitInternalPos( WND
* wnd
, POINT pt
, const RECT
*restoreRect
)
660 LPINTERNALPOS lpPos
= (LPINTERNALPOS
) GetPropA( wnd
->hwndSelf
,
664 /* this happens when the window is minimized/maximized
665 * for the first time (rectWindow is not adjusted yet) */
667 lpPos
= HeapAlloc( GetProcessHeap(), 0, sizeof(INTERNALPOS
) );
668 if( !lpPos
) return NULL
;
670 SetPropA( wnd
->hwndSelf
, atomInternalPos
, (HANDLE
)lpPos
);
671 lpPos
->hwndIconTitle
= 0; /* defer until needs to be shown */
672 CONV_RECT32TO16( &wnd
->rectWindow
, &lpPos
->rectNormal
);
673 *(UINT
*)&lpPos
->ptIconPos
= *(UINT
*)&lpPos
->ptMaxPos
= 0xFFFFFFFF;
676 if( wnd
->dwStyle
& WS_MINIMIZE
)
677 CONV_POINT32TO16( &pt
, &lpPos
->ptIconPos
);
678 else if( wnd
->dwStyle
& WS_MAXIMIZE
)
679 CONV_POINT32TO16( &pt
, &lpPos
->ptMaxPos
);
680 else if( restoreRect
)
681 CONV_RECT32TO16( restoreRect
, &lpPos
->rectNormal
);
686 /***********************************************************************
687 * WINPOS_RedrawIconTitle
689 BOOL
WINPOS_RedrawIconTitle( HWND hWnd
)
691 LPINTERNALPOS lpPos
= (LPINTERNALPOS
)GetPropA( hWnd
, atomInternalPos
);
694 if( lpPos
->hwndIconTitle
)
696 SendMessageA( lpPos
->hwndIconTitle
, WM_SHOWWINDOW
, TRUE
, 0);
697 InvalidateRect( lpPos
->hwndIconTitle
, NULL
, TRUE
);
704 /***********************************************************************
705 * WINPOS_ShowIconTitle
707 BOOL
WINPOS_ShowIconTitle( HWND hwnd
, BOOL bShow
)
709 LPINTERNALPOS lpPos
= (LPINTERNALPOS
)GetPropA( hwnd
, atomInternalPos
);
711 if( lpPos
&& !(GetWindowLongA( hwnd
, GWL_EXSTYLE
) & WS_EX_MANAGED
))
713 HWND title
= lpPos
->hwndIconTitle
;
715 TRACE("%p %i\n", hwnd
, (bShow
!= 0) );
718 lpPos
->hwndIconTitle
= title
= ICONTITLE_Create( hwnd
);
721 if (!IsWindowVisible(title
))
723 SendMessageA( title
, WM_SHOWWINDOW
, TRUE
, 0 );
724 SetWindowPos( title
, 0, 0, 0, 0, 0, SWP_NOSIZE
| SWP_NOMOVE
|
725 SWP_NOACTIVATE
| SWP_NOZORDER
| SWP_SHOWWINDOW
);
728 else ShowWindow( title
, SW_HIDE
);
733 /*******************************************************************
734 * WINPOS_GetMinMaxInfo
736 * Get the minimized and maximized information for a window.
738 void WINPOS_GetMinMaxInfo( HWND hwnd
, POINT
*maxSize
, POINT
*maxPos
,
739 POINT
*minTrack
, POINT
*maxTrack
)
744 LONG style
= GetWindowLongA( hwnd
, GWL_STYLE
);
745 LONG exstyle
= GetWindowLongA( hwnd
, GWL_EXSTYLE
);
748 /* Compute default values */
750 GetWindowRect(hwnd
, &rc
);
751 MinMax
.ptReserved
.x
= rc
.left
;
752 MinMax
.ptReserved
.y
= rc
.top
;
754 if (style
& WS_CHILD
)
756 GetClientRect(GetParent(hwnd
), &rc
);
757 MinMax
.ptMaxSize
.x
= rc
.right
;
758 MinMax
.ptMaxSize
.y
= rc
.bottom
;
762 MinMax
.ptMaxSize
.x
= GetSystemMetrics(SM_CXSCREEN
);
763 MinMax
.ptMaxSize
.y
= GetSystemMetrics(SM_CYSCREEN
);
765 MinMax
.ptMinTrackSize
.x
= GetSystemMetrics(SM_CXMINTRACK
);
766 MinMax
.ptMinTrackSize
.y
= GetSystemMetrics(SM_CYMINTRACK
);
767 MinMax
.ptMaxTrackSize
.x
= GetSystemMetrics(SM_CXSCREEN
);
768 MinMax
.ptMaxTrackSize
.y
= GetSystemMetrics(SM_CYSCREEN
);
770 if (HAS_DLGFRAME( style
, exstyle
))
772 xinc
= GetSystemMetrics(SM_CXDLGFRAME
);
773 yinc
= GetSystemMetrics(SM_CYDLGFRAME
);
778 if (HAS_THICKFRAME(style
))
780 xinc
+= GetSystemMetrics(SM_CXFRAME
);
781 yinc
+= GetSystemMetrics(SM_CYFRAME
);
783 if (style
& WS_BORDER
)
785 xinc
+= GetSystemMetrics(SM_CXBORDER
);
786 yinc
+= GetSystemMetrics(SM_CYBORDER
);
789 MinMax
.ptMaxSize
.x
+= 2 * xinc
;
790 MinMax
.ptMaxSize
.y
+= 2 * yinc
;
792 lpPos
= (LPINTERNALPOS
)GetPropA( hwnd
, atomInternalPos
);
793 if( lpPos
&& !EMPTYPOINT(lpPos
->ptMaxPos
) )
794 CONV_POINT16TO32( &lpPos
->ptMaxPos
, &MinMax
.ptMaxPosition
);
797 MinMax
.ptMaxPosition
.x
= -xinc
;
798 MinMax
.ptMaxPosition
.y
= -yinc
;
801 SendMessageA( hwnd
, WM_GETMINMAXINFO
, 0, (LPARAM
)&MinMax
);
803 /* Some sanity checks */
805 TRACE("%ld %ld / %ld %ld / %ld %ld / %ld %ld\n",
806 MinMax
.ptMaxSize
.x
, MinMax
.ptMaxSize
.y
,
807 MinMax
.ptMaxPosition
.x
, MinMax
.ptMaxPosition
.y
,
808 MinMax
.ptMaxTrackSize
.x
, MinMax
.ptMaxTrackSize
.y
,
809 MinMax
.ptMinTrackSize
.x
, MinMax
.ptMinTrackSize
.y
);
810 MinMax
.ptMaxTrackSize
.x
= max( MinMax
.ptMaxTrackSize
.x
,
811 MinMax
.ptMinTrackSize
.x
);
812 MinMax
.ptMaxTrackSize
.y
= max( MinMax
.ptMaxTrackSize
.y
,
813 MinMax
.ptMinTrackSize
.y
);
815 if (maxSize
) *maxSize
= MinMax
.ptMaxSize
;
816 if (maxPos
) *maxPos
= MinMax
.ptMaxPosition
;
817 if (minTrack
) *minTrack
= MinMax
.ptMinTrackSize
;
818 if (maxTrack
) *maxTrack
= MinMax
.ptMaxTrackSize
;
821 /***********************************************************************
822 * ShowWindowAsync (USER32.@)
824 * doesn't wait; returns immediately.
825 * used by threads to toggle windows in other (possibly hanging) threads
827 BOOL WINAPI
ShowWindowAsync( HWND hwnd
, INT cmd
)
831 if (is_broadcast(hwnd
))
833 SetLastError( ERROR_INVALID_PARAMETER
);
837 if ((full_handle
= WIN_IsCurrentThread( hwnd
)))
838 return USER_Driver
.pShowWindow( full_handle
, cmd
);
839 return SendNotifyMessageW( hwnd
, WM_WINE_SHOWWINDOW
, cmd
, 0 );
843 /***********************************************************************
844 * ShowWindow (USER32.@)
846 BOOL WINAPI
ShowWindow( HWND hwnd
, INT cmd
)
850 if (is_broadcast(hwnd
))
852 SetLastError( ERROR_INVALID_PARAMETER
);
855 if ((full_handle
= WIN_IsCurrentThread( hwnd
)))
857 if (USER_Driver
.pShowWindow
)
858 return USER_Driver
.pShowWindow( full_handle
, cmd
);
861 return SendMessageW( hwnd
, WM_WINE_SHOWWINDOW
, cmd
, 0 );
865 /***********************************************************************
866 * GetInternalWindowPos (USER32.@)
868 UINT WINAPI
GetInternalWindowPos( HWND hwnd
, LPRECT rectWnd
,
871 WINDOWPLACEMENT wndpl
;
872 if (GetWindowPlacement( hwnd
, &wndpl
))
874 if (rectWnd
) *rectWnd
= wndpl
.rcNormalPosition
;
875 if (ptIcon
) *ptIcon
= wndpl
.ptMinPosition
;
876 return wndpl
.showCmd
;
882 /***********************************************************************
883 * GetWindowPlacement (USER32.@)
886 * Fails if wndpl->length of Win95 (!) apps is invalid.
888 BOOL WINAPI
GetWindowPlacement( HWND hwnd
, WINDOWPLACEMENT
*wndpl
)
890 WND
*pWnd
= WIN_FindWndPtr( hwnd
);
893 if(!pWnd
) return FALSE
;
895 lpPos
= WINPOS_InitInternalPos( pWnd
, *(LPPOINT
)&pWnd
->rectWindow
.left
, &pWnd
->rectWindow
);
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 CONV_POINT16TO32( &lpPos
->ptIconPos
, &wndpl
->ptMinPosition
);
906 CONV_POINT16TO32( &lpPos
->ptMaxPos
, &wndpl
->ptMaxPosition
);
907 CONV_RECT16TO32( &lpPos
->rectNormal
, &wndpl
->rcNormalPosition
);
908 WIN_ReleaseWndPtr(pWnd
);
913 /***********************************************************************
914 * WINPOS_SetPlacement
916 static BOOL
WINPOS_SetPlacement( HWND hwnd
, const WINDOWPLACEMENT
*wndpl
, UINT flags
)
918 WND
*pWnd
= WIN_FindWndPtr( hwnd
);
921 LPINTERNALPOS lpPos
= (LPINTERNALPOS
)WINPOS_InitInternalPos( pWnd
,
922 *(LPPOINT
)&pWnd
->rectWindow
.left
, &pWnd
->rectWindow
);
924 if( flags
& PLACE_MIN
) CONV_POINT32TO16( &wndpl
->ptMinPosition
, &lpPos
->ptIconPos
);
925 if( flags
& PLACE_MAX
) CONV_POINT32TO16( &wndpl
->ptMaxPosition
, &lpPos
->ptMaxPos
);
926 if( flags
& PLACE_RECT
) CONV_RECT32TO16( &wndpl
->rcNormalPosition
, &lpPos
->rectNormal
);
928 if( pWnd
->dwStyle
& WS_MINIMIZE
)
930 WINPOS_ShowIconTitle( pWnd
->hwndSelf
, FALSE
);
931 if( wndpl
->flags
& WPF_SETMINPOSITION
&& !EMPTYPOINT(lpPos
->ptIconPos
))
932 SetWindowPos( hwnd
, 0, lpPos
->ptIconPos
.x
, lpPos
->ptIconPos
.y
,
933 0, 0, SWP_NOSIZE
| SWP_NOZORDER
| SWP_NOACTIVATE
);
935 else if( pWnd
->dwStyle
& WS_MAXIMIZE
)
937 if( !EMPTYPOINT(lpPos
->ptMaxPos
) )
938 SetWindowPos( hwnd
, 0, lpPos
->ptMaxPos
.x
, lpPos
->ptMaxPos
.y
,
939 0, 0, SWP_NOSIZE
| SWP_NOZORDER
| SWP_NOACTIVATE
);
941 else if( flags
& PLACE_RECT
)
942 SetWindowPos( hwnd
, 0, lpPos
->rectNormal
.left
, lpPos
->rectNormal
.top
,
943 lpPos
->rectNormal
.right
- lpPos
->rectNormal
.left
,
944 lpPos
->rectNormal
.bottom
- lpPos
->rectNormal
.top
,
945 SWP_NOZORDER
| SWP_NOACTIVATE
);
947 ShowWindow( hwnd
, wndpl
->showCmd
);
948 if( IsWindow(hwnd
) && pWnd
->dwStyle
& WS_MINIMIZE
)
950 if( pWnd
->dwStyle
& WS_VISIBLE
) WINPOS_ShowIconTitle( pWnd
->hwndSelf
, TRUE
);
952 /* SDK: ...valid only the next time... */
953 if( wndpl
->flags
& WPF_RESTORETOMAXIMIZED
) pWnd
->flags
|= WIN_RESTORE_MAX
;
955 WIN_ReleaseWndPtr(pWnd
);
962 /***********************************************************************
963 * SetWindowPlacement (USER32.@)
966 * Fails if wndpl->length of Win95 (!) apps is invalid.
968 BOOL WINAPI
SetWindowPlacement( HWND hwnd
, const WINDOWPLACEMENT
*wpl
)
970 if (!wpl
) return FALSE
;
971 return WINPOS_SetPlacement( hwnd
, wpl
, PLACE_MIN
| PLACE_MAX
| PLACE_RECT
);
975 /***********************************************************************
976 * AnimateWindow (USER32.@)
977 * Shows/Hides a window with an animation
980 BOOL WINAPI
AnimateWindow(HWND hwnd
, DWORD dwTime
, DWORD dwFlags
)
982 FIXME("partial stub\n");
984 /* If trying to show/hide and it's already *
985 * shown/hidden or invalid window, fail with *
986 * invalid parameter */
987 if(!IsWindow(hwnd
) ||
988 (IsWindowVisible(hwnd
) && !(dwFlags
& AW_HIDE
)) ||
989 (!IsWindowVisible(hwnd
) && (dwFlags
& AW_HIDE
)))
991 SetLastError(ERROR_INVALID_PARAMETER
);
995 ShowWindow(hwnd
, (dwFlags
& AW_HIDE
) ? SW_HIDE
: ((dwFlags
& AW_ACTIVATE
) ? SW_SHOW
: SW_SHOWNA
));
1000 /***********************************************************************
1001 * SetInternalWindowPos (USER32.@)
1003 void WINAPI
SetInternalWindowPos( HWND hwnd
, UINT showCmd
,
1004 LPRECT rect
, LPPOINT pt
)
1006 if( IsWindow(hwnd
) )
1008 WINDOWPLACEMENT wndpl
;
1011 wndpl
.length
= sizeof(wndpl
);
1012 wndpl
.showCmd
= showCmd
;
1013 wndpl
.flags
= flags
= 0;
1018 wndpl
.flags
|= WPF_SETMINPOSITION
;
1019 wndpl
.ptMinPosition
= *pt
;
1023 flags
|= PLACE_RECT
;
1024 wndpl
.rcNormalPosition
= *rect
;
1026 WINPOS_SetPlacement( hwnd
, &wndpl
, flags
);
1031 /*******************************************************************
1032 * can_activate_window
1034 * Check if we can activate the specified window.
1036 static BOOL
can_activate_window( HWND hwnd
)
1040 if (!hwnd
) return FALSE
;
1041 style
= GetWindowLongW( hwnd
, GWL_STYLE
);
1042 if (!(style
& WS_VISIBLE
)) return FALSE
;
1043 if ((style
& (WS_POPUP
|WS_CHILD
)) == WS_CHILD
) return FALSE
;
1044 return !(style
& WS_DISABLED
);
1048 /*******************************************************************
1049 * WINPOS_ActivateOtherWindow
1051 * Activates window other than pWnd.
1053 void WINPOS_ActivateOtherWindow(HWND hwnd
)
1057 if ((GetWindowLongW( hwnd
, GWL_STYLE
) & WS_POPUP
) && (hwndTo
= GetWindow( hwnd
, GW_OWNER
)))
1059 hwndTo
= GetAncestor( hwndTo
, GA_ROOT
);
1060 if (can_activate_window( hwndTo
)) goto done
;
1066 if (!(hwndTo
= GetWindow( hwndTo
, GW_HWNDNEXT
))) break;
1067 if (can_activate_window( hwndTo
)) break;
1071 fg
= GetForegroundWindow();
1072 TRACE("win = %p fg = %p\n", hwndTo
, fg
);
1073 if (!fg
|| (hwnd
== fg
))
1075 if (SetForegroundWindow( hwndTo
)) return;
1077 if (!SetActiveWindow( hwndTo
)) SetActiveWindow(0);
1081 /***********************************************************************
1082 * WINPOS_HandleWindowPosChanging16
1084 * Default handling for a WM_WINDOWPOSCHANGING. Called from DefWindowProc().
1086 LONG
WINPOS_HandleWindowPosChanging16( HWND hwnd
, WINDOWPOS16
*winpos
)
1088 POINT maxSize
, minTrack
;
1089 LONG style
= GetWindowLongA( hwnd
, GWL_STYLE
);
1091 if (winpos
->flags
& SWP_NOSIZE
) return 0;
1092 if ((style
& WS_THICKFRAME
) || ((style
& (WS_POPUP
| WS_CHILD
)) == 0))
1094 WINPOS_GetMinMaxInfo( hwnd
, &maxSize
, NULL
, &minTrack
, NULL
);
1095 if (maxSize
.x
< winpos
->cx
) winpos
->cx
= maxSize
.x
;
1096 if (maxSize
.y
< winpos
->cy
) winpos
->cy
= maxSize
.y
;
1097 if (!(style
& WS_MINIMIZE
))
1099 if (winpos
->cx
< minTrack
.x
) winpos
->cx
= minTrack
.x
;
1100 if (winpos
->cy
< minTrack
.y
) winpos
->cy
= minTrack
.y
;
1107 /***********************************************************************
1108 * WINPOS_HandleWindowPosChanging
1110 * Default handling for a WM_WINDOWPOSCHANGING. Called from DefWindowProc().
1112 LONG
WINPOS_HandleWindowPosChanging( HWND hwnd
, WINDOWPOS
*winpos
)
1114 POINT maxSize
, minTrack
;
1115 LONG style
= GetWindowLongA( hwnd
, GWL_STYLE
);
1117 if (winpos
->flags
& SWP_NOSIZE
) return 0;
1118 if ((style
& WS_THICKFRAME
) || ((style
& (WS_POPUP
| WS_CHILD
)) == 0))
1120 WINPOS_GetMinMaxInfo( hwnd
, &maxSize
, NULL
, &minTrack
, NULL
);
1121 winpos
->cx
= min( winpos
->cx
, maxSize
.x
);
1122 winpos
->cy
= min( winpos
->cy
, maxSize
.y
);
1123 if (!(style
& WS_MINIMIZE
))
1125 if (winpos
->cx
< minTrack
.x
) winpos
->cx
= minTrack
.x
;
1126 if (winpos
->cy
< minTrack
.y
) winpos
->cy
= minTrack
.y
;
1133 /***********************************************************************
1136 static void dump_winpos_flags(UINT flags
)
1139 if(flags
& SWP_NOSIZE
) TRACE(" SWP_NOSIZE");
1140 if(flags
& SWP_NOMOVE
) TRACE(" SWP_NOMOVE");
1141 if(flags
& SWP_NOZORDER
) TRACE(" SWP_NOZORDER");
1142 if(flags
& SWP_NOREDRAW
) TRACE(" SWP_NOREDRAW");
1143 if(flags
& SWP_NOACTIVATE
) TRACE(" SWP_NOACTIVATE");
1144 if(flags
& SWP_FRAMECHANGED
) TRACE(" SWP_FRAMECHANGED");
1145 if(flags
& SWP_SHOWWINDOW
) TRACE(" SWP_SHOWWINDOW");
1146 if(flags
& SWP_HIDEWINDOW
) TRACE(" SWP_HIDEWINDOW");
1147 if(flags
& SWP_NOCOPYBITS
) TRACE(" SWP_NOCOPYBITS");
1148 if(flags
& SWP_NOOWNERZORDER
) TRACE(" SWP_NOOWNERZORDER");
1149 if(flags
& SWP_NOSENDCHANGING
) TRACE(" SWP_NOSENDCHANGING");
1150 if(flags
& SWP_DEFERERASE
) TRACE(" SWP_DEFERERASE");
1151 if(flags
& SWP_ASYNCWINDOWPOS
) TRACE(" SWP_ASYNCWINDOWPOS");
1153 #define DUMPED_FLAGS \
1159 SWP_FRAMECHANGED | \
1163 SWP_NOOWNERZORDER | \
1164 SWP_NOSENDCHANGING | \
1168 if(flags
& ~DUMPED_FLAGS
) TRACE(" %08x", flags
& ~DUMPED_FLAGS
);
1173 /***********************************************************************
1174 * SetWindowPos (USER32.@)
1176 BOOL WINAPI
SetWindowPos( HWND hwnd
, HWND hwndInsertAfter
,
1177 INT x
, INT y
, INT cx
, INT cy
, UINT flags
)
1181 TRACE("hwnd %p, after %p, %d,%d (%dx%d), flags %08x\n",
1182 hwnd
, hwndInsertAfter
, x
, y
, cx
, cy
, flags
);
1183 if(TRACE_ON(win
)) dump_winpos_flags(flags
);
1185 if (is_broadcast(hwnd
))
1187 SetLastError( ERROR_INVALID_PARAMETER
);
1191 winpos
.hwnd
= WIN_GetFullHandle(hwnd
);
1192 winpos
.hwndInsertAfter
= WIN_GetFullHandle(hwndInsertAfter
);
1197 winpos
.flags
= flags
;
1198 if (WIN_IsCurrentThread( hwnd
)) return USER_Driver
.pSetWindowPos( &winpos
);
1199 return SendMessageW( winpos
.hwnd
, WM_WINE_SETWINDOWPOS
, 0, (LPARAM
)&winpos
);
1203 /***********************************************************************
1204 * BeginDeferWindowPos (USER32.@)
1206 HDWP WINAPI
BeginDeferWindowPos( INT count
)
1211 TRACE("%d\n", count
);
1215 SetLastError(ERROR_INVALID_PARAMETER
);
1218 /* Windows allows zero count, in which case it allocates context for 8 moves */
1219 if (count
== 0) count
= 8;
1221 handle
= USER_HEAP_ALLOC( sizeof(DWP
) + (count
-1)*sizeof(WINDOWPOS
) );
1222 if (!handle
) return 0;
1223 pDWP
= (DWP
*) USER_HEAP_LIN_ADDR( handle
);
1224 pDWP
->actualCount
= 0;
1225 pDWP
->suggestedCount
= count
;
1227 pDWP
->wMagic
= DWP_MAGIC
;
1228 pDWP
->hwndParent
= 0;
1230 TRACE("returning hdwp %p\n", handle
);
1235 /***********************************************************************
1236 * DeferWindowPos (USER32.@)
1238 HDWP WINAPI
DeferWindowPos( HDWP hdwp
, HWND hwnd
, HWND hwndAfter
,
1239 INT x
, INT y
, INT cx
, INT cy
,
1244 HDWP newhdwp
= hdwp
,retvalue
;
1246 TRACE("hdwp %p, hwnd %p, after %p, %d,%d (%dx%d), flags %08x\n",
1247 hdwp
, hwnd
, hwndAfter
, x
, y
, cx
, cy
, flags
);
1249 hwnd
= WIN_GetFullHandle( hwnd
);
1250 if (hwnd
== GetDesktopWindow()) return 0;
1252 if (!(pDWP
= USER_HEAP_LIN_ADDR( hdwp
))) return 0;
1256 for (i
= 0; i
< pDWP
->actualCount
; i
++)
1258 if (pDWP
->winPos
[i
].hwnd
== hwnd
)
1260 /* Merge with the other changes */
1261 if (!(flags
& SWP_NOZORDER
))
1263 pDWP
->winPos
[i
].hwndInsertAfter
= WIN_GetFullHandle(hwndAfter
);
1265 if (!(flags
& SWP_NOMOVE
))
1267 pDWP
->winPos
[i
].x
= x
;
1268 pDWP
->winPos
[i
].y
= y
;
1270 if (!(flags
& SWP_NOSIZE
))
1272 pDWP
->winPos
[i
].cx
= cx
;
1273 pDWP
->winPos
[i
].cy
= cy
;
1275 pDWP
->winPos
[i
].flags
&= flags
| ~(SWP_NOSIZE
| SWP_NOMOVE
|
1276 SWP_NOZORDER
| SWP_NOREDRAW
|
1277 SWP_NOACTIVATE
| SWP_NOCOPYBITS
|
1279 pDWP
->winPos
[i
].flags
|= flags
& (SWP_SHOWWINDOW
| SWP_HIDEWINDOW
|
1285 if (pDWP
->actualCount
>= pDWP
->suggestedCount
)
1287 newhdwp
= USER_HEAP_REALLOC( hdwp
,
1288 sizeof(DWP
) + pDWP
->suggestedCount
*sizeof(WINDOWPOS
) );
1294 pDWP
= (DWP
*) USER_HEAP_LIN_ADDR( newhdwp
);
1295 pDWP
->suggestedCount
++;
1297 pDWP
->winPos
[pDWP
->actualCount
].hwnd
= hwnd
;
1298 pDWP
->winPos
[pDWP
->actualCount
].hwndInsertAfter
= hwndAfter
;
1299 pDWP
->winPos
[pDWP
->actualCount
].x
= x
;
1300 pDWP
->winPos
[pDWP
->actualCount
].y
= y
;
1301 pDWP
->winPos
[pDWP
->actualCount
].cx
= cx
;
1302 pDWP
->winPos
[pDWP
->actualCount
].cy
= cy
;
1303 pDWP
->winPos
[pDWP
->actualCount
].flags
= flags
;
1304 pDWP
->actualCount
++;
1312 /***********************************************************************
1313 * EndDeferWindowPos (USER32.@)
1315 BOOL WINAPI
EndDeferWindowPos( HDWP hdwp
)
1322 TRACE("%p\n", hdwp
);
1324 pDWP
= (DWP
*) USER_HEAP_LIN_ADDR( hdwp
);
1325 if (!pDWP
) return FALSE
;
1326 for (i
= 0, winpos
= pDWP
->winPos
; i
< pDWP
->actualCount
; i
++, winpos
++)
1328 if (!(res
= USER_Driver
.pSetWindowPos( winpos
))) break;
1330 USER_HEAP_FREE( hdwp
);
1335 /***********************************************************************
1336 * TileChildWindows (USER.199)
1338 void WINAPI
TileChildWindows16( HWND16 parent
, WORD action
)
1340 FIXME("(%04x, %d): stub\n", parent
, action
);
1343 /***********************************************************************
1344 * CascadeChildWindows (USER.198)
1346 void WINAPI
CascadeChildWindows16( HWND16 parent
, WORD action
)
1348 FIXME("(%04x, %d): stub\n", parent
, action
);