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/*
* Window position related functions.
*
* Copyright 1993, 1994, 1995 Alexandre Julliard
* 1995, 1996, 1999 Alex Korobka
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#include <stdarg.h>
#include <string.h>
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winerror.h"
#include "wine/server.h"
#include "controls.h"
#include "user_private.h"
#include "win.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(win);
#define SWP_AGG_NOGEOMETRYCHANGE \
(SWP_NOSIZE | SWP_NOCLIENTSIZE | SWP_NOZORDER)
#define SWP_AGG_NOPOSCHANGE \
(SWP_NOSIZE | SWP_NOMOVE | SWP_NOCLIENTSIZE | SWP_NOCLIENTMOVE | SWP_NOZORDER)
#define SWP_AGG_STATUSFLAGS \
(SWP_AGG_NOPOSCHANGE | SWP_FRAMECHANGED | SWP_HIDEWINDOW | SWP_SHOWWINDOW)
#define HAS_DLGFRAME(style,exStyle) \
(((exStyle) & WS_EX_DLGMODALFRAME) || \
(((style) & WS_DLGFRAME) && !((style) & WS_BORDER)))
#define HAS_THICKFRAME(style) \
(((style) & WS_THICKFRAME) && \
!(((style) & (WS_DLGFRAME|WS_BORDER)) == WS_DLGFRAME))
#define EMPTYPOINT(pt) ((pt).x == -1 && (pt).y == -1)
#define ON_LEFT_BORDER(hit) \
(((hit) == HTLEFT) || ((hit) == HTTOPLEFT) || ((hit) == HTBOTTOMLEFT))
#define ON_RIGHT_BORDER(hit) \
(((hit) == HTRIGHT) || ((hit) == HTTOPRIGHT) || ((hit) == HTBOTTOMRIGHT))
#define ON_TOP_BORDER(hit) \
(((hit) == HTTOP) || ((hit) == HTTOPLEFT) || ((hit) == HTTOPRIGHT))
#define ON_BOTTOM_BORDER(hit) \
(((hit) == HTBOTTOM) || ((hit) == HTBOTTOMLEFT) || ((hit) == HTBOTTOMRIGHT))
#define PLACE_MIN 0x0001
#define PLACE_MAX 0x0002
#define PLACE_RECT 0x0004
typedef struct
{
struct user_object obj;
INT actualCount;
INT suggestedCount;
HWND hwndParent;
WINDOWPOS *winPos;
} DWP;
/***********************************************************************
* SwitchToThisWindow (USER32.@)
*/
void WINAPI SwitchToThisWindow( HWND hwnd, BOOL alt_tab )
{
if (IsIconic( hwnd )) ShowWindow( hwnd, SW_RESTORE );
else BringWindowToTop( hwnd );
}
/***********************************************************************
* GetWindowRect (USER32.@)
*/
BOOL WINAPI GetWindowRect( HWND hwnd, LPRECT rect )
{
BOOL ret = WIN_GetRectangles( hwnd, COORDS_SCREEN, rect, NULL );
if (ret) TRACE( "hwnd %p %s\n", hwnd, wine_dbgstr_rect(rect) );
return ret;
}
/***********************************************************************
* GetWindowRgn (USER32.@)
*/
int WINAPI GetWindowRgn ( HWND hwnd, HRGN hrgn )
{
int nRet = ERROR;
NTSTATUS status;
HRGN win_rgn = 0;
RGNDATA *data;
size_t size = 256;
do
{
if (!(data = HeapAlloc( GetProcessHeap(), 0, sizeof(*data) + size - 1 )))
{
SetLastError( ERROR_OUTOFMEMORY );
return ERROR;
}
SERVER_START_REQ( get_window_region )
{
req->window = wine_server_user_handle( hwnd );
wine_server_set_reply( req, data->Buffer, size );
if (!(status = wine_server_call( req )))
{
size_t reply_size = wine_server_reply_size( reply );
if (reply_size)
{
data->rdh.dwSize = sizeof(data->rdh);
data->rdh.iType = RDH_RECTANGLES;
data->rdh.nCount = reply_size / sizeof(RECT);
data->rdh.nRgnSize = reply_size;
win_rgn = ExtCreateRegion( NULL, size, data );
}
}
else size = reply->total_size;
}
SERVER_END_REQ;
HeapFree( GetProcessHeap(), 0, data );
} while (status == STATUS_BUFFER_OVERFLOW);
if (status) SetLastError( RtlNtStatusToDosError(status) );
else if (win_rgn)
{
nRet = CombineRgn( hrgn, win_rgn, 0, RGN_COPY );
DeleteObject( win_rgn );
}
return nRet;
}
/***********************************************************************
* GetWindowRgnBox (USER32.@)
*/
int WINAPI GetWindowRgnBox( HWND hwnd, LPRECT prect )
{
int ret = ERROR;
HRGN hrgn;
if (!prect)
return ERROR;
if ((hrgn = CreateRectRgn(0, 0, 0, 0)))
{
if ((ret = GetWindowRgn( hwnd, hrgn )) != ERROR )
ret = GetRgnBox( hrgn, prect );
DeleteObject(hrgn);
}
return ret;
}
/***********************************************************************
* SetWindowRgn (USER32.@)
*/
int WINAPI SetWindowRgn( HWND hwnd, HRGN hrgn, BOOL bRedraw )
{
static const RECT empty_rect;
BOOL ret;
if (hrgn)
{
RGNDATA *data;
DWORD size;
if (!(size = GetRegionData( hrgn, 0, NULL ))) return FALSE;
if (!(data = HeapAlloc( GetProcessHeap(), 0, size ))) return FALSE;
if (!GetRegionData( hrgn, size, data ))
{
HeapFree( GetProcessHeap(), 0, data );
return FALSE;
}
SERVER_START_REQ( set_window_region )
{
req->window = wine_server_user_handle( hwnd );
req->redraw = (bRedraw != 0);
if (data->rdh.nCount)
wine_server_add_data( req, data->Buffer, data->rdh.nCount * sizeof(RECT) );
else
wine_server_add_data( req, &empty_rect, sizeof(empty_rect) );
ret = !wine_server_call_err( req );
}
SERVER_END_REQ;
HeapFree( GetProcessHeap(), 0, data );
}
else /* clear existing region */
{
SERVER_START_REQ( set_window_region )
{
req->window = wine_server_user_handle( hwnd );
req->redraw = (bRedraw != 0);
ret = !wine_server_call_err( req );
}
SERVER_END_REQ;
}
if (ret) ret = USER_Driver->pSetWindowRgn( hwnd, hrgn, bRedraw );
if (ret)
{
UINT swp_flags = SWP_NOSIZE|SWP_NOMOVE|SWP_NOZORDER|SWP_NOACTIVATE|SWP_FRAMECHANGED|SWP_NOCLIENTSIZE|SWP_NOCLIENTMOVE;
if (!bRedraw) swp_flags |= SWP_NOREDRAW;
SetWindowPos( hwnd, 0, 0, 0, 0, 0, swp_flags );
invalidate_dce( hwnd, NULL );
if (hrgn) DeleteObject( hrgn );
}
return ret;
}
/***********************************************************************
* GetClientRect (USER32.@)
*/
BOOL WINAPI GetClientRect( HWND hwnd, LPRECT rect )
{
return WIN_GetRectangles( hwnd, COORDS_CLIENT, NULL, rect );
}
/*******************************************************************
* ClientToScreen (USER32.@)
*/
BOOL WINAPI ClientToScreen( HWND hwnd, LPPOINT lppnt )
{
MapWindowPoints( hwnd, 0, lppnt, 1 );
return TRUE;
}
/*******************************************************************
* ScreenToClient (USER32.@)
*/
BOOL WINAPI ScreenToClient( HWND hwnd, LPPOINT lppnt )
{
MapWindowPoints( 0, hwnd, lppnt, 1 );
return TRUE;
}
/***********************************************************************
* list_children_from_point
*
* Get the list of children that can contain point from the server.
* Point is in screen coordinates.
* Returned list must be freed by caller.
*/
static HWND *list_children_from_point( HWND hwnd, POINT pt )
{
HWND *list;
int i, size = 128;
for (;;)
{
int count = 0;
if (!(list = HeapAlloc( GetProcessHeap(), 0, size * sizeof(HWND) ))) break;
SERVER_START_REQ( get_window_children_from_point )
{
req->parent = wine_server_user_handle( hwnd );
req->x = pt.x;
req->y = pt.y;
wine_server_set_reply( req, list, (size-1) * sizeof(user_handle_t) );
if (!wine_server_call( req )) count = reply->count;
}
SERVER_END_REQ;
if (count && count < size)
{
/* start from the end since HWND is potentially larger than user_handle_t */
for (i = count - 1; i >= 0; i--)
list[i] = wine_server_ptr_handle( ((user_handle_t *)list)[i] );
list[count] = 0;
return list;
}
HeapFree( GetProcessHeap(), 0, list );
if (!count) break;
size = count + 1; /* restart with a large enough buffer */
}
return NULL;
}
/***********************************************************************
* WINPOS_WindowFromPoint
*
* Find the window and hittest for a given point.
*/
HWND WINPOS_WindowFromPoint( HWND hwndScope, POINT pt, INT *hittest )
{
int i, res;
HWND ret, *list;
if (!hwndScope) hwndScope = GetDesktopWindow();
*hittest = HTNOWHERE;
if (!(list = list_children_from_point( hwndScope, pt ))) return 0;
/* now determine the hittest */
for (i = 0; list[i]; i++)
{
LONG style = GetWindowLongW( list[i], GWL_STYLE );
/* If window is minimized or disabled, return at once */
if (style & WS_MINIMIZE)
{
*hittest = HTCAPTION;
break;
}
if (style & WS_DISABLED)
{
*hittest = HTERROR;
break;
}
/* Send WM_NCCHITTEST (if same thread) */
if (!WIN_IsCurrentThread( list[i] ))
{
*hittest = HTCLIENT;
break;
}
res = SendMessageW( list[i], WM_NCHITTEST, 0, MAKELONG(pt.x,pt.y) );
if (res != HTTRANSPARENT)
{
*hittest = res; /* Found the window */
break;
}
/* continue search with next window in z-order */
}
ret = list[i];
HeapFree( GetProcessHeap(), 0, list );
TRACE( "scope %p (%d,%d) returning %p\n", hwndScope, pt.x, pt.y, ret );
return ret;
}
/*******************************************************************
* WindowFromPoint (USER32.@)
*/
HWND WINAPI WindowFromPoint( POINT pt )
{
INT hittest;
return WINPOS_WindowFromPoint( 0, pt, &hittest );
}
/*******************************************************************
* ChildWindowFromPoint (USER32.@)
*/
HWND WINAPI ChildWindowFromPoint( HWND hwndParent, POINT pt )
{
return ChildWindowFromPointEx( hwndParent, pt, CWP_ALL );
}
/*******************************************************************
* RealChildWindowFromPoint (USER32.@)
*/
HWND WINAPI RealChildWindowFromPoint( HWND hwndParent, POINT pt )
{
return ChildWindowFromPointEx( hwndParent, pt, CWP_SKIPTRANSPARENT );
}
/*******************************************************************
* ChildWindowFromPointEx (USER32.@)
*/
HWND WINAPI ChildWindowFromPointEx( HWND hwndParent, POINT pt, UINT uFlags)
{
/* pt is in the client coordinates */
HWND *list;
int i;
RECT rect;
HWND retvalue;
GetClientRect( hwndParent, &rect );
if (!PtInRect( &rect, pt )) return 0;
if (!(list = WIN_ListChildren( hwndParent ))) return hwndParent;
for (i = 0; list[i]; i++)
{
if (!WIN_GetRectangles( list[i], COORDS_PARENT, &rect, NULL )) continue;
if (!PtInRect( &rect, pt )) continue;
if (uFlags & (CWP_SKIPINVISIBLE|CWP_SKIPDISABLED))
{
LONG style = GetWindowLongW( list[i], GWL_STYLE );
if ((uFlags & CWP_SKIPINVISIBLE) && !(style & WS_VISIBLE)) continue;
if ((uFlags & CWP_SKIPDISABLED) && (style & WS_DISABLED)) continue;
}
if (uFlags & CWP_SKIPTRANSPARENT)
{
if (GetWindowLongW( list[i], GWL_EXSTYLE ) & WS_EX_TRANSPARENT) continue;
}
break;
}
retvalue = list[i];
HeapFree( GetProcessHeap(), 0, list );
if (!retvalue) retvalue = hwndParent;
return retvalue;
}
/*******************************************************************
* WINPOS_GetWinOffset
*
* Calculate the offset between the origin of the two windows. Used
* to implement MapWindowPoints.
*/
static POINT WINPOS_GetWinOffset( HWND hwndFrom, HWND hwndTo, BOOL *mirrored )
{
WND * wndPtr;
POINT offset;
BOOL mirror_from, mirror_to;
HWND hwnd;
offset.x = offset.y = 0;
*mirrored = mirror_from = mirror_to = FALSE;
/* Translate source window origin to screen coords */
if (hwndFrom)
{
if (!(wndPtr = WIN_GetPtr( hwndFrom ))) return offset;
if (wndPtr == WND_OTHER_PROCESS) goto other_process;
if (wndPtr != WND_DESKTOP)
{
if (wndPtr->dwExStyle & WS_EX_LAYOUTRTL)
{
mirror_from = TRUE;
offset.x += wndPtr->rectClient.right - wndPtr->rectClient.left;
}
while (wndPtr->parent)
{
offset.x += wndPtr->rectClient.left;
offset.y += wndPtr->rectClient.top;
hwnd = wndPtr->parent;
WIN_ReleasePtr( wndPtr );
if (!(wndPtr = WIN_GetPtr( hwnd ))) break;
if (wndPtr == WND_OTHER_PROCESS) goto other_process;
if (wndPtr == WND_DESKTOP) break;
if (wndPtr->flags & WIN_CHILDREN_MOVED)
{
WIN_ReleasePtr( wndPtr );
goto other_process;
}
}
if (wndPtr && wndPtr != WND_DESKTOP) WIN_ReleasePtr( wndPtr );
}
}
/* Translate origin to destination window coords */
if (hwndTo)
{
if (!(wndPtr = WIN_GetPtr( hwndTo ))) return offset;
if (wndPtr == WND_OTHER_PROCESS) goto other_process;
if (wndPtr != WND_DESKTOP)
{
if (wndPtr->dwExStyle & WS_EX_LAYOUTRTL)
{
mirror_to = TRUE;
offset.x -= wndPtr->rectClient.right - wndPtr->rectClient.left;
}
while (wndPtr->parent)
{
offset.x -= wndPtr->rectClient.left;
offset.y -= wndPtr->rectClient.top;
hwnd = wndPtr->parent;
WIN_ReleasePtr( wndPtr );
if (!(wndPtr = WIN_GetPtr( hwnd ))) break;
if (wndPtr == WND_OTHER_PROCESS) goto other_process;
if (wndPtr == WND_DESKTOP) break;
if (wndPtr->flags & WIN_CHILDREN_MOVED)
{
WIN_ReleasePtr( wndPtr );
goto other_process;
}
}
if (wndPtr && wndPtr != WND_DESKTOP) WIN_ReleasePtr( wndPtr );
}
}
*mirrored = mirror_from ^ mirror_to;
if (mirror_from) offset.x = -offset.x;
return offset;
other_process: /* one of the parents may belong to another process, do it the hard way */
offset.x = offset.y = 0;
SERVER_START_REQ( get_windows_offset )
{
req->from = wine_server_user_handle( hwndFrom );
req->to = wine_server_user_handle( hwndTo );
if (!wine_server_call( req ))
{
offset.x = reply->x;
offset.y = reply->y;
*mirrored = reply->mirror;
}
}
SERVER_END_REQ;
return offset;
}
/* map coordinates of a window region */
void map_window_region( HWND from, HWND to, HRGN hrgn )
{
BOOL mirrored;
POINT offset = WINPOS_GetWinOffset( from, to, &mirrored );
UINT i, size;
RGNDATA *data;
HRGN new_rgn;
RECT *rect;
if (!mirrored)
{
OffsetRgn( hrgn, offset.x, offset.y );
return;
}
if (!(size = GetRegionData( hrgn, 0, NULL ))) return;
if (!(data = HeapAlloc( GetProcessHeap(), 0, size ))) return;
GetRegionData( hrgn, size, data );
rect = (RECT *)data->Buffer;
for (i = 0; i < data->rdh.nCount; i++)
{
int tmp = -(rect[i].left + offset.x);
rect[i].left = -(rect[i].right + offset.x);
rect[i].right = tmp;
rect[i].top += offset.y;
rect[i].bottom += offset.y;
}
if ((new_rgn = ExtCreateRegion( NULL, data->rdh.nCount, data )))
{
CombineRgn( hrgn, new_rgn, 0, RGN_COPY );
DeleteObject( new_rgn );
}
HeapFree( GetProcessHeap(), 0, data );
}
/*******************************************************************
* MapWindowPoints (USER32.@)
*/
INT WINAPI MapWindowPoints( HWND hwndFrom, HWND hwndTo, LPPOINT lppt, UINT count )
{
BOOL mirrored;
POINT offset = WINPOS_GetWinOffset( hwndFrom, hwndTo, &mirrored );
UINT i;
for (i = 0; i < count; i++)
{
lppt[i].x += offset.x;
lppt[i].y += offset.y;
if (mirrored) lppt[i].x = -lppt[i].x;
}
if (mirrored && count == 2) /* special case for rectangle */
{
int tmp = lppt[0].x;
lppt[0].x = lppt[1].x;
lppt[1].x = tmp;
}
return MAKELONG( LOWORD(offset.x), LOWORD(offset.y) );
}
/***********************************************************************
* IsIconic (USER32.@)
*/
BOOL WINAPI IsIconic(HWND hWnd)
{
return (GetWindowLongW( hWnd, GWL_STYLE ) & WS_MINIMIZE) != 0;
}
/***********************************************************************
* IsZoomed (USER32.@)
*/
BOOL WINAPI IsZoomed(HWND hWnd)
{
return (GetWindowLongW( hWnd, GWL_STYLE ) & WS_MAXIMIZE) != 0;
}
/*******************************************************************
* AllowSetForegroundWindow (USER32.@)
*/
BOOL WINAPI AllowSetForegroundWindow( DWORD procid )
{
/* FIXME: If Win98/2000 style SetForegroundWindow behavior is
* implemented, then fix this function. */
return TRUE;
}
/*******************************************************************
* LockSetForegroundWindow (USER32.@)
*/
BOOL WINAPI LockSetForegroundWindow( UINT lockcode )
{
/* FIXME: If Win98/2000 style SetForegroundWindow behavior is
* implemented, then fix this function. */
return TRUE;
}
/***********************************************************************
* BringWindowToTop (USER32.@)
*/
BOOL WINAPI BringWindowToTop( HWND hwnd )
{
return SetWindowPos( hwnd, HWND_TOP, 0, 0, 0, 0, SWP_NOMOVE|SWP_NOSIZE );
}
/***********************************************************************
* MoveWindow (USER32.@)
*/
BOOL WINAPI MoveWindow( HWND hwnd, INT x, INT y, INT cx, INT cy,
BOOL repaint )
{
int flags = SWP_NOZORDER | SWP_NOACTIVATE;
if (!repaint) flags |= SWP_NOREDRAW;
TRACE("%p %d,%d %dx%d %d\n", hwnd, x, y, cx, cy, repaint );
return SetWindowPos( hwnd, 0, x, y, cx, cy, flags );
}
/***********************************************************************
* WINPOS_RedrawIconTitle
*/
BOOL WINPOS_RedrawIconTitle( HWND hWnd )
{
HWND icon_title = 0;
WND *win = WIN_GetPtr( hWnd );
if (win && win != WND_OTHER_PROCESS && win != WND_DESKTOP)
{
icon_title = win->icon_title;
WIN_ReleasePtr( win );
}
if (!icon_title) return FALSE;
SendMessageW( icon_title, WM_SHOWWINDOW, TRUE, 0 );
InvalidateRect( icon_title, NULL, TRUE );
return TRUE;
}
/***********************************************************************
* WINPOS_ShowIconTitle
*/
static BOOL WINPOS_ShowIconTitle( HWND hwnd, BOOL bShow )
{
if (!GetPropA( hwnd, "__wine_x11_managed" ))
{
WND *win = WIN_GetPtr( hwnd );
HWND title = 0;
TRACE("%p %i\n", hwnd, (bShow != 0) );
if (!win || win == WND_OTHER_PROCESS || win == WND_DESKTOP) return FALSE;
title = win->icon_title;
WIN_ReleasePtr( win );
if( bShow )
{
if (!title)
{
title = ICONTITLE_Create( hwnd );
if (!(win = WIN_GetPtr( hwnd )) || win == WND_OTHER_PROCESS)
{
DestroyWindow( title );
return FALSE;
}
win->icon_title = title;
WIN_ReleasePtr( win );
}
if (!IsWindowVisible(title))
{
SendMessageW( title, WM_SHOWWINDOW, TRUE, 0 );
SetWindowPos( title, 0, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE |
SWP_NOACTIVATE | SWP_NOZORDER | SWP_SHOWWINDOW );
}
}
else if (title) ShowWindow( title, SW_HIDE );
}
return FALSE;
}
/*******************************************************************
* WINPOS_GetMinMaxInfo
*
* Get the minimized and maximized information for a window.
*/
void WINPOS_GetMinMaxInfo( HWND hwnd, POINT *maxSize, POINT *maxPos,
POINT *minTrack, POINT *maxTrack )
{
MINMAXINFO MinMax;
HMONITOR monitor;
INT xinc, yinc;
LONG style = GetWindowLongW( hwnd, GWL_STYLE );
LONG adjustedStyle;
LONG exstyle = GetWindowLongW( hwnd, GWL_EXSTYLE );
RECT rc;
WND *win;
/* Compute default values */
GetWindowRect(hwnd, &rc);
MinMax.ptReserved.x = rc.left;
MinMax.ptReserved.y = rc.top;
if ((style & WS_CAPTION) == WS_CAPTION)
adjustedStyle = style & ~WS_BORDER; /* WS_CAPTION = WS_DLGFRAME | WS_BORDER */
else
adjustedStyle = style;
GetClientRect(GetAncestor(hwnd,GA_PARENT), &rc);
AdjustWindowRectEx(&rc, adjustedStyle, ((style & WS_POPUP) && GetMenu(hwnd)), exstyle);
xinc = -rc.left;
yinc = -rc.top;
MinMax.ptMaxSize.x = rc.right - rc.left;
MinMax.ptMaxSize.y = rc.bottom - rc.top;
if (style & (WS_DLGFRAME | WS_BORDER))
{
MinMax.ptMinTrackSize.x = GetSystemMetrics(SM_CXMINTRACK);
MinMax.ptMinTrackSize.y = GetSystemMetrics(SM_CYMINTRACK);
}
else
{
MinMax.ptMinTrackSize.x = 2 * xinc;
MinMax.ptMinTrackSize.y = 2 * yinc;
}
MinMax.ptMaxTrackSize.x = GetSystemMetrics(SM_CXMAXTRACK);
MinMax.ptMaxTrackSize.y = GetSystemMetrics(SM_CYMAXTRACK);
MinMax.ptMaxPosition.x = -xinc;
MinMax.ptMaxPosition.y = -yinc;
if ((win = WIN_GetPtr( hwnd )) && win != WND_DESKTOP && win != WND_OTHER_PROCESS)
{
if (!EMPTYPOINT(win->max_pos)) MinMax.ptMaxPosition = win->max_pos;
WIN_ReleasePtr( win );
}
SendMessageW( hwnd, WM_GETMINMAXINFO, 0, (LPARAM)&MinMax );
/* if the app didn't change the values, adapt them for the current monitor */
if ((monitor = MonitorFromWindow( hwnd, MONITOR_DEFAULTTOPRIMARY )))
{
RECT rc_work;
MONITORINFO mon_info;
mon_info.cbSize = sizeof(mon_info);
GetMonitorInfoW( monitor, &mon_info );
rc_work = mon_info.rcMonitor;
if (style & WS_MAXIMIZEBOX)
{
if ((style & WS_CAPTION) == WS_CAPTION || !(style & (WS_CHILD | WS_POPUP)))
rc_work = mon_info.rcWork;
}
if (MinMax.ptMaxSize.x == GetSystemMetrics(SM_CXSCREEN) + 2 * xinc &&
MinMax.ptMaxSize.y == GetSystemMetrics(SM_CYSCREEN) + 2 * yinc)
{
MinMax.ptMaxSize.x = (rc_work.right - rc_work.left) + 2 * xinc;
MinMax.ptMaxSize.y = (rc_work.bottom - rc_work.top) + 2 * yinc;
}
if (MinMax.ptMaxPosition.x == -xinc && MinMax.ptMaxPosition.y == -yinc)
{
MinMax.ptMaxPosition.x = rc_work.left - xinc;
MinMax.ptMaxPosition.y = rc_work.top - yinc;
}
}
/* Some sanity checks */
TRACE("%d %d / %d %d / %d %d / %d %d\n",
MinMax.ptMaxSize.x, MinMax.ptMaxSize.y,
MinMax.ptMaxPosition.x, MinMax.ptMaxPosition.y,
MinMax.ptMaxTrackSize.x, MinMax.ptMaxTrackSize.y,
MinMax.ptMinTrackSize.x, MinMax.ptMinTrackSize.y);
MinMax.ptMaxTrackSize.x = max( MinMax.ptMaxTrackSize.x,
MinMax.ptMinTrackSize.x );
MinMax.ptMaxTrackSize.y = max( MinMax.ptMaxTrackSize.y,
MinMax.ptMinTrackSize.y );
if (maxSize) *maxSize = MinMax.ptMaxSize;
if (maxPos) *maxPos = MinMax.ptMaxPosition;
if (minTrack) *minTrack = MinMax.ptMinTrackSize;
if (maxTrack) *maxTrack = MinMax.ptMaxTrackSize;
}
/***********************************************************************
* WINPOS_FindIconPos
*
* Find a suitable place for an iconic window.
*/
static POINT WINPOS_FindIconPos( HWND hwnd, POINT pt )
{
RECT rect, rectParent;
HWND parent, child;
HRGN hrgn, tmp;
int xspacing, yspacing;
parent = GetAncestor( hwnd, GA_PARENT );
GetClientRect( parent, &rectParent );
if ((pt.x >= rectParent.left) && (pt.x + GetSystemMetrics(SM_CXICON) < rectParent.right) &&
(pt.y >= rectParent.top) && (pt.y + GetSystemMetrics(SM_CYICON) < rectParent.bottom))
return pt; /* The icon already has a suitable position */
xspacing = GetSystemMetrics(SM_CXICONSPACING);
yspacing = GetSystemMetrics(SM_CYICONSPACING);
/* Check if another icon already occupies this spot */
/* FIXME: this is completely inefficient */
hrgn = CreateRectRgn( 0, 0, 0, 0 );
tmp = CreateRectRgn( 0, 0, 0, 0 );
for (child = GetWindow( parent, GW_HWNDFIRST ); child; child = GetWindow( child, GW_HWNDNEXT ))
{
if (child == hwnd) continue;
if ((GetWindowLongW( child, GWL_STYLE ) & (WS_VISIBLE|WS_MINIMIZE)) != (WS_VISIBLE|WS_MINIMIZE))
continue;
if (WIN_GetRectangles( child, COORDS_PARENT, &rect, NULL ))
{
SetRectRgn( tmp, rect.left, rect.top, rect.right, rect.bottom );
CombineRgn( hrgn, hrgn, tmp, RGN_OR );
}
}
DeleteObject( tmp );
for (rect.bottom = rectParent.bottom; rect.bottom >= yspacing; rect.bottom -= yspacing)
{
for (rect.left = rectParent.left; rect.left <= rectParent.right - xspacing; rect.left += xspacing)
{
rect.right = rect.left + xspacing;
rect.top = rect.bottom - yspacing;
if (!RectInRegion( hrgn, &rect ))
{
/* No window was found, so it's OK for us */
pt.x = rect.left + (xspacing - GetSystemMetrics(SM_CXICON)) / 2;
pt.y = rect.top + (yspacing - GetSystemMetrics(SM_CYICON)) / 2;
DeleteObject( hrgn );
return pt;
}
}
}
DeleteObject( hrgn );
pt.x = pt.y = 0;
return pt;
}
/***********************************************************************
* WINPOS_MinMaximize
*/
UINT WINPOS_MinMaximize( HWND hwnd, UINT cmd, LPRECT rect )
{
WND *wndPtr;
UINT swpFlags = 0;
POINT size;
LONG old_style;
WINDOWPLACEMENT wpl;
TRACE("%p %u\n", hwnd, cmd );
wpl.length = sizeof(wpl);
GetWindowPlacement( hwnd, &wpl );
if (HOOK_CallHooks( WH_CBT, HCBT_MINMAX, (WPARAM)hwnd, cmd, TRUE ))
return SWP_NOSIZE | SWP_NOMOVE;
if (IsIconic( hwnd ))
{
switch (cmd)
{
case SW_SHOWMINNOACTIVE:
case SW_SHOWMINIMIZED:
case SW_FORCEMINIMIZE:
case SW_MINIMIZE:
return SWP_NOSIZE | SWP_NOMOVE;
}
if (!SendMessageW( hwnd, WM_QUERYOPEN, 0, 0 )) return SWP_NOSIZE | SWP_NOMOVE;
swpFlags |= SWP_NOCOPYBITS;
}
switch( cmd )
{
case SW_SHOWMINNOACTIVE:
case SW_SHOWMINIMIZED:
case SW_FORCEMINIMIZE:
case SW_MINIMIZE:
if (!(wndPtr = WIN_GetPtr( hwnd )) || wndPtr == WND_OTHER_PROCESS) return 0;
if( wndPtr->dwStyle & WS_MAXIMIZE) wndPtr->flags |= WIN_RESTORE_MAX;
else wndPtr->flags &= ~WIN_RESTORE_MAX;
WIN_ReleasePtr( wndPtr );
old_style = WIN_SetStyle( hwnd, WS_MINIMIZE, WS_MAXIMIZE );
wpl.ptMinPosition = WINPOS_FindIconPos( hwnd, wpl.ptMinPosition );
if (!(old_style & WS_MINIMIZE)) swpFlags |= SWP_STATECHANGED;
SetRect( rect, wpl.ptMinPosition.x, wpl.ptMinPosition.y,
wpl.ptMinPosition.x + GetSystemMetrics(SM_CXICON),
wpl.ptMinPosition.y + GetSystemMetrics(SM_CYICON) );
swpFlags |= SWP_NOCOPYBITS;
break;
case SW_MAXIMIZE:
old_style = GetWindowLongW( hwnd, GWL_STYLE );
if ((old_style & WS_MAXIMIZE) && (old_style & WS_VISIBLE)) return SWP_NOSIZE | SWP_NOMOVE;
WINPOS_GetMinMaxInfo( hwnd, &size, &wpl.ptMaxPosition, NULL, NULL );
old_style = WIN_SetStyle( hwnd, WS_MAXIMIZE, WS_MINIMIZE );
if (old_style & WS_MINIMIZE)
{
if ((wndPtr = WIN_GetPtr( hwnd )) && wndPtr != WND_OTHER_PROCESS)
{
wndPtr->flags |= WIN_RESTORE_MAX;
WIN_ReleasePtr( wndPtr );
}
WINPOS_ShowIconTitle( hwnd, FALSE );
}
if (!(old_style & WS_MAXIMIZE)) swpFlags |= SWP_STATECHANGED;
SetRect( rect, wpl.ptMaxPosition.x, wpl.ptMaxPosition.y,
wpl.ptMaxPosition.x + size.x, wpl.ptMaxPosition.y + size.y );
break;
case SW_SHOWNOACTIVATE:
if ((wndPtr = WIN_GetPtr( hwnd )) && wndPtr != WND_OTHER_PROCESS)
{
wndPtr->flags &= ~WIN_RESTORE_MAX;
WIN_ReleasePtr( wndPtr );
}
/* fall through */
case SW_SHOWNORMAL:
case SW_RESTORE:
case SW_SHOWDEFAULT: /* FIXME: should have its own handler */
old_style = WIN_SetStyle( hwnd, 0, WS_MINIMIZE | WS_MAXIMIZE );
if (old_style & WS_MINIMIZE)
{
BOOL restore_max;
WINPOS_ShowIconTitle( hwnd, FALSE );
if (!(wndPtr = WIN_GetPtr( hwnd )) || wndPtr == WND_OTHER_PROCESS) return 0;
restore_max = (wndPtr->flags & WIN_RESTORE_MAX) != 0;
WIN_ReleasePtr( wndPtr );
if (restore_max)
{
/* Restore to maximized position */
WINPOS_GetMinMaxInfo( hwnd, &size, &wpl.ptMaxPosition, NULL, NULL);
WIN_SetStyle( hwnd, WS_MAXIMIZE, 0 );
swpFlags |= SWP_STATECHANGED;
SetRect( rect, wpl.ptMaxPosition.x, wpl.ptMaxPosition.y,
wpl.ptMaxPosition.x + size.x, wpl.ptMaxPosition.y + size.y );
break;
}
}
else if (!(old_style & WS_MAXIMIZE)) break;
swpFlags |= SWP_STATECHANGED;
/* Restore to normal position */
*rect = wpl.rcNormalPosition;
break;
}
return swpFlags;
}
/***********************************************************************
* show_window
*
* Implementation of ShowWindow and ShowWindowAsync.
*/
static BOOL show_window( HWND hwnd, INT cmd )
{
WND *wndPtr;
HWND parent;
LONG style = GetWindowLongW( hwnd, GWL_STYLE );
BOOL wasVisible = (style & WS_VISIBLE) != 0;
BOOL showFlag = TRUE;
RECT newPos = {0, 0, 0, 0};
UINT swp = 0;
TRACE("hwnd=%p, cmd=%d, wasVisible %d\n", hwnd, cmd, wasVisible);
switch(cmd)
{
case SW_HIDE:
if (!wasVisible) return FALSE;
showFlag = FALSE;
swp |= SWP_HIDEWINDOW | SWP_NOSIZE | SWP_NOMOVE;
if (style & WS_CHILD) swp |= SWP_NOACTIVATE | SWP_NOZORDER;
break;
case SW_SHOWMINNOACTIVE:
case SW_MINIMIZE:
case SW_FORCEMINIMIZE: /* FIXME: Does not work if thread is hung. */
swp |= SWP_NOACTIVATE | SWP_NOZORDER;
/* fall through */
case SW_SHOWMINIMIZED:
swp |= SWP_SHOWWINDOW | SWP_FRAMECHANGED;
swp |= WINPOS_MinMaximize( hwnd, cmd, &newPos );
if ((style & WS_MINIMIZE) && wasVisible) return TRUE;
break;
case SW_SHOWMAXIMIZED: /* same as SW_MAXIMIZE */
if (!wasVisible) swp |= SWP_SHOWWINDOW;
swp |= SWP_FRAMECHANGED;
swp |= WINPOS_MinMaximize( hwnd, SW_MAXIMIZE, &newPos );
if ((style & WS_MAXIMIZE) && wasVisible) return TRUE;
break;
case SW_SHOWNA:
swp |= SWP_NOACTIVATE | SWP_SHOWWINDOW | SWP_NOSIZE | SWP_NOMOVE;
if (style & WS_CHILD) swp |= SWP_NOZORDER;
break;
case SW_SHOW:
if (wasVisible) return TRUE;
swp |= SWP_SHOWWINDOW | SWP_NOSIZE | SWP_NOMOVE;
if (style & WS_CHILD) swp |= SWP_NOACTIVATE | SWP_NOZORDER;
break;
case SW_SHOWNOACTIVATE:
swp |= SWP_NOACTIVATE | SWP_NOZORDER;
/* fall through */
case SW_RESTORE:
/* fall through */
case SW_SHOWNORMAL: /* same as SW_NORMAL: */
case SW_SHOWDEFAULT: /* FIXME: should have its own handler */
if (!wasVisible) swp |= SWP_SHOWWINDOW;
if (style & (WS_MINIMIZE | WS_MAXIMIZE))
{
swp |= SWP_FRAMECHANGED;
swp |= WINPOS_MinMaximize( hwnd, cmd, &newPos );
}
else
{
if (wasVisible) return TRUE;
swp |= SWP_NOSIZE | SWP_NOMOVE;
}
if (style & WS_CHILD && !(swp & SWP_STATECHANGED)) swp |= SWP_NOACTIVATE | SWP_NOZORDER;
break;
default:
return wasVisible;
}
if ((showFlag != wasVisible || cmd == SW_SHOWNA) && cmd != SW_SHOWMAXIMIZED && !(swp & SWP_STATECHANGED))
{
SendMessageW( hwnd, WM_SHOWWINDOW, showFlag, 0 );
if (!IsWindow( hwnd )) return wasVisible;
}
swp = USER_Driver->pShowWindow( hwnd, cmd, &newPos, swp );
parent = GetAncestor( hwnd, GA_PARENT );
if (parent && !IsWindowVisible( parent ) && !(swp & SWP_STATECHANGED))
{
/* if parent is not visible simply toggle WS_VISIBLE and return */
if (showFlag) WIN_SetStyle( hwnd, WS_VISIBLE, 0 );
else WIN_SetStyle( hwnd, 0, WS_VISIBLE );
}
else
SetWindowPos( hwnd, HWND_TOP, newPos.left, newPos.top,
newPos.right - newPos.left, newPos.bottom - newPos.top, swp );
if (cmd == SW_HIDE)
{
HWND hFocus;
WINPOS_ShowIconTitle( hwnd, FALSE );
/* FIXME: This will cause the window to be activated irrespective
* of whether it is owned by the same thread. Has to be done
* asynchronously.
*/
if (hwnd == GetActiveWindow())
WINPOS_ActivateOtherWindow(hwnd);
/* Revert focus to parent */
hFocus = GetFocus();
if (hwnd == hFocus)
{
HWND parent = GetAncestor(hwnd, GA_PARENT);
if (parent == GetDesktopWindow()) parent = 0;
SetFocus(parent);
}
return wasVisible;
}
if (IsIconic(hwnd)) WINPOS_ShowIconTitle( hwnd, TRUE );
if (!(wndPtr = WIN_GetPtr( hwnd )) || wndPtr == WND_OTHER_PROCESS) return wasVisible;
if (wndPtr->flags & WIN_NEED_SIZE)
{
/* should happen only in CreateWindowEx() */
int wParam = SIZE_RESTORED;
RECT client;
LPARAM lparam;
WIN_GetRectangles( hwnd, COORDS_PARENT, NULL, &client );
lparam = MAKELONG( client.right - client.left, client.bottom - client.top );
wndPtr->flags &= ~WIN_NEED_SIZE;
if (wndPtr->dwStyle & WS_MAXIMIZE) wParam = SIZE_MAXIMIZED;
else if (wndPtr->dwStyle & WS_MINIMIZE)
{
wParam = SIZE_MINIMIZED;
lparam = 0;
}
WIN_ReleasePtr( wndPtr );
SendMessageW( hwnd, WM_SIZE, wParam, lparam );
SendMessageW( hwnd, WM_MOVE, 0, MAKELONG( client.left, client.top ));
}
else WIN_ReleasePtr( wndPtr );
/* if previous state was minimized Windows sets focus to the window */
if (style & WS_MINIMIZE) SetFocus( hwnd );
return wasVisible;
}
/***********************************************************************
* ShowWindowAsync (USER32.@)
*
* doesn't wait; returns immediately.
* used by threads to toggle windows in other (possibly hanging) threads
*/
BOOL WINAPI ShowWindowAsync( HWND hwnd, INT cmd )
{
HWND full_handle;
if (is_broadcast(hwnd))
{
SetLastError( ERROR_INVALID_PARAMETER );
return FALSE;
}
if ((full_handle = WIN_IsCurrentThread( hwnd )))
return show_window( full_handle, cmd );
return SendNotifyMessageW( hwnd, WM_WINE_SHOWWINDOW, cmd, 0 );
}
/***********************************************************************
* ShowWindow (USER32.@)
*/
BOOL WINAPI ShowWindow( HWND hwnd, INT cmd )
{
HWND full_handle;
if (is_broadcast(hwnd))
{
SetLastError( ERROR_INVALID_PARAMETER );
return FALSE;
}
if ((full_handle = WIN_IsCurrentThread( hwnd )))
return show_window( full_handle, cmd );
return SendMessageW( hwnd, WM_WINE_SHOWWINDOW, cmd, 0 );
}
/***********************************************************************
* GetInternalWindowPos (USER32.@)
*/
UINT WINAPI GetInternalWindowPos( HWND hwnd, LPRECT rectWnd,
LPPOINT ptIcon )
{
WINDOWPLACEMENT wndpl;
if (GetWindowPlacement( hwnd, &wndpl ))
{
if (rectWnd) *rectWnd = wndpl.rcNormalPosition;
if (ptIcon) *ptIcon = wndpl.ptMinPosition;
return wndpl.showCmd;
}
return 0;
}
/***********************************************************************
* GetWindowPlacement (USER32.@)
*
* Win95:
* Fails if wndpl->length of Win95 (!) apps is invalid.
*/
BOOL WINAPI GetWindowPlacement( HWND hwnd, WINDOWPLACEMENT *wndpl )
{
WND *pWnd = WIN_GetPtr( hwnd );
if (!pWnd) return FALSE;
if (pWnd == WND_DESKTOP)
{
wndpl->length = sizeof(*wndpl);
wndpl->showCmd = SW_SHOWNORMAL;
wndpl->flags = 0;
wndpl->ptMinPosition.x = -1;
wndpl->ptMinPosition.y = -1;
wndpl->ptMaxPosition.x = -1;
wndpl->ptMaxPosition.y = -1;
GetWindowRect( hwnd, &wndpl->rcNormalPosition );
return TRUE;
}
if (pWnd == WND_OTHER_PROCESS)
{
if (!IsWindow( hwnd )) return FALSE;
FIXME( "not supported on other process window %p\n", hwnd );
/* provide some dummy information */
wndpl->length = sizeof(*wndpl);
wndpl->showCmd = SW_SHOWNORMAL;
wndpl->flags = 0;
wndpl->ptMinPosition.x = -1;
wndpl->ptMinPosition.y = -1;
wndpl->ptMaxPosition.x = -1;
wndpl->ptMaxPosition.y = -1;
GetWindowRect( hwnd, &wndpl->rcNormalPosition );
return TRUE;
}
/* update the placement according to the current style */
if (pWnd->dwStyle & WS_MINIMIZE)
{
pWnd->min_pos.x = pWnd->rectWindow.left;
pWnd->min_pos.y = pWnd->rectWindow.top;
}
else if (pWnd->dwStyle & WS_MAXIMIZE)
{
pWnd->max_pos.x = pWnd->rectWindow.left;
pWnd->max_pos.y = pWnd->rectWindow.top;
}
else
{
pWnd->normal_rect = pWnd->rectWindow;
}
wndpl->length = sizeof(*wndpl);
if( pWnd->dwStyle & WS_MINIMIZE )
wndpl->showCmd = SW_SHOWMINIMIZED;
else
wndpl->showCmd = ( pWnd->dwStyle & WS_MAXIMIZE ) ? SW_SHOWMAXIMIZED : SW_SHOWNORMAL ;
if( pWnd->flags & WIN_RESTORE_MAX )
wndpl->flags = WPF_RESTORETOMAXIMIZED;
else
wndpl->flags = 0;
wndpl->ptMinPosition = pWnd->min_pos;
wndpl->ptMaxPosition = pWnd->max_pos;
wndpl->rcNormalPosition = pWnd->normal_rect;
WIN_ReleasePtr( pWnd );
TRACE( "%p: returning min %d,%d max %d,%d normal %s\n",
hwnd, wndpl->ptMinPosition.x, wndpl->ptMinPosition.y,
wndpl->ptMaxPosition.x, wndpl->ptMaxPosition.y,
wine_dbgstr_rect(&wndpl->rcNormalPosition) );
return TRUE;
}
/* make sure the specified rect is visible on screen */
static void make_rect_onscreen( RECT *rect )
{
MONITORINFO info;
HMONITOR monitor = MonitorFromRect( rect, MONITOR_DEFAULTTONEAREST );
info.cbSize = sizeof(info);
if (!monitor || !GetMonitorInfoW( monitor, &info )) return;
/* FIXME: map coordinates from rcWork to rcMonitor */
if (rect->right <= info.rcWork.left)
{
rect->right += info.rcWork.left - rect->left;
rect->left = info.rcWork.left;
}
else if (rect->left >= info.rcWork.right)
{
rect->left += info.rcWork.right - rect->right;
rect->right = info.rcWork.right;
}
if (rect->bottom <= info.rcWork.top)
{
rect->bottom += info.rcWork.top - rect->top;
rect->top = info.rcWork.top;
}
else if (rect->top >= info.rcWork.bottom)
{
rect->top += info.rcWork.bottom - rect->bottom;
rect->bottom = info.rcWork.bottom;
}
}
/* make sure the specified point is visible on screen */
static void make_point_onscreen( POINT *pt )
{
RECT rect;
SetRect( &rect, pt->x, pt->y, pt->x + 1, pt->y + 1 );
make_rect_onscreen( &rect );
pt->x = rect.left;
pt->y = rect.top;
}
/***********************************************************************
* WINPOS_SetPlacement
*/
static BOOL WINPOS_SetPlacement( HWND hwnd, const WINDOWPLACEMENT *wndpl, UINT flags )
{
DWORD style;
WND *pWnd = WIN_GetPtr( hwnd );
WINDOWPLACEMENT wp = *wndpl;
if (flags & PLACE_MIN) make_point_onscreen( &wp.ptMinPosition );
if (flags & PLACE_MAX) make_point_onscreen( &wp.ptMaxPosition );
if (flags & PLACE_RECT) make_rect_onscreen( &wp.rcNormalPosition );
TRACE( "%p: setting min %d,%d max %d,%d normal %s flags %x ajusted to min %d,%d max %d,%d normal %s\n",
hwnd, wndpl->ptMinPosition.x, wndpl->ptMinPosition.y,
wndpl->ptMaxPosition.x, wndpl->ptMaxPosition.y,
wine_dbgstr_rect(&wndpl->rcNormalPosition), flags,
wp.ptMinPosition.x, wp.ptMinPosition.y, wp.ptMaxPosition.x, wp.ptMaxPosition.y,
wine_dbgstr_rect(&wp.rcNormalPosition) );
if (!pWnd || pWnd == WND_OTHER_PROCESS || pWnd == WND_DESKTOP) return FALSE;
if( flags & PLACE_MIN ) pWnd->min_pos = wp.ptMinPosition;
if( flags & PLACE_MAX ) pWnd->max_pos = wp.ptMaxPosition;
if( flags & PLACE_RECT) pWnd->normal_rect = wp.rcNormalPosition;
style = pWnd->dwStyle;
WIN_ReleasePtr( pWnd );
if( style & WS_MINIMIZE )
{
if (flags & PLACE_MIN)
{
WINPOS_ShowIconTitle( hwnd, FALSE );
SetWindowPos( hwnd, 0, wp.ptMinPosition.x, wp.ptMinPosition.y, 0, 0,
SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE );
}
}
else if( style & WS_MAXIMIZE )
{
if (flags & PLACE_MAX)
SetWindowPos( hwnd, 0, wp.ptMaxPosition.x, wp.ptMaxPosition.y, 0, 0,
SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE );
}
else if( flags & PLACE_RECT )
SetWindowPos( hwnd, 0, wp.rcNormalPosition.left, wp.rcNormalPosition.top,
wp.rcNormalPosition.right - wp.rcNormalPosition.left,
wp.rcNormalPosition.bottom - wp.rcNormalPosition.top,
SWP_NOZORDER | SWP_NOACTIVATE );
ShowWindow( hwnd, wndpl->showCmd );
if (IsIconic( hwnd ))
{
if (GetWindowLongW( hwnd, GWL_STYLE ) & WS_VISIBLE) WINPOS_ShowIconTitle( hwnd, TRUE );
/* SDK: ...valid only the next time... */
if( wndpl->flags & WPF_RESTORETOMAXIMIZED )
{
pWnd = WIN_GetPtr( hwnd );
if (pWnd && pWnd != WND_OTHER_PROCESS)
{
pWnd->flags |= WIN_RESTORE_MAX;
WIN_ReleasePtr( pWnd );
}
}
}
return TRUE;
}
/***********************************************************************
* SetWindowPlacement (USER32.@)
*
* Win95:
* Fails if wndpl->length of Win95 (!) apps is invalid.
*/
BOOL WINAPI SetWindowPlacement( HWND hwnd, const WINDOWPLACEMENT *wpl )
{
UINT flags = PLACE_MAX | PLACE_RECT;
if (!wpl) return FALSE;
if (wpl->flags & WPF_SETMINPOSITION) flags |= PLACE_MIN;
return WINPOS_SetPlacement( hwnd, wpl, flags );
}
/***********************************************************************
* AnimateWindow (USER32.@)
* Shows/Hides a window with an animation
* NO ANIMATION YET
*/
BOOL WINAPI AnimateWindow(HWND hwnd, DWORD dwTime, DWORD dwFlags)
{
FIXME("partial stub\n");
/* If trying to show/hide and it's already *
* shown/hidden or invalid window, fail with *
* invalid parameter */
if(!IsWindow(hwnd) ||
(IsWindowVisible(hwnd) && !(dwFlags & AW_HIDE)) ||
(!IsWindowVisible(hwnd) && (dwFlags & AW_HIDE)))
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
ShowWindow(hwnd, (dwFlags & AW_HIDE) ? SW_HIDE : ((dwFlags & AW_ACTIVATE) ? SW_SHOW : SW_SHOWNA));
return TRUE;
}
/***********************************************************************
* SetInternalWindowPos (USER32.@)
*/
void WINAPI SetInternalWindowPos( HWND hwnd, UINT showCmd,
LPRECT rect, LPPOINT pt )
{
WINDOWPLACEMENT wndpl;
UINT flags;
wndpl.length = sizeof(wndpl);
wndpl.showCmd = showCmd;
wndpl.flags = flags = 0;
if( pt )
{
flags |= PLACE_MIN;
wndpl.flags |= WPF_SETMINPOSITION;
wndpl.ptMinPosition = *pt;
}
if( rect )
{
flags |= PLACE_RECT;
wndpl.rcNormalPosition = *rect;
}
WINPOS_SetPlacement( hwnd, &wndpl, flags );
}
/*******************************************************************
* can_activate_window
*
* Check if we can activate the specified window.
*/
static BOOL can_activate_window( HWND hwnd )
{
LONG style;
if (!hwnd) return FALSE;
style = GetWindowLongW( hwnd, GWL_STYLE );
if (!(style & WS_VISIBLE)) return FALSE;
if ((style & (WS_POPUP|WS_CHILD)) == WS_CHILD) return FALSE;
return !(style & WS_DISABLED);
}
/*******************************************************************
* WINPOS_ActivateOtherWindow
*
* Activates window other than pWnd.
*/
void WINPOS_ActivateOtherWindow(HWND hwnd)
{
HWND hwndTo, fg;
if ((GetWindowLongW( hwnd, GWL_STYLE ) & WS_POPUP) && (hwndTo = GetWindow( hwnd, GW_OWNER )))
{
hwndTo = GetAncestor( hwndTo, GA_ROOT );
if (can_activate_window( hwndTo )) goto done;
}
hwndTo = hwnd;
for (;;)
{
if (!(hwndTo = GetWindow( hwndTo, GW_HWNDNEXT ))) break;
if (can_activate_window( hwndTo )) break;
}
done:
fg = GetForegroundWindow();
TRACE("win = %p fg = %p\n", hwndTo, fg);
if (!fg || (hwnd == fg))
{
if (SetForegroundWindow( hwndTo )) return;
}
if (!SetActiveWindow( hwndTo )) SetActiveWindow(0);
}
/***********************************************************************
* WINPOS_HandleWindowPosChanging
*
* Default handling for a WM_WINDOWPOSCHANGING. Called from DefWindowProc().
*/
LONG WINPOS_HandleWindowPosChanging( HWND hwnd, WINDOWPOS *winpos )
{
POINT minTrack, maxTrack;
LONG style = GetWindowLongW( hwnd, GWL_STYLE );
if (winpos->flags & SWP_NOSIZE) return 0;
if ((style & WS_THICKFRAME) || ((style & (WS_POPUP | WS_CHILD)) == 0))
{
WINPOS_GetMinMaxInfo( hwnd, NULL, NULL, &minTrack, &maxTrack );
if (winpos->cx > maxTrack.x) winpos->cx = maxTrack.x;
if (winpos->cy > maxTrack.y) winpos->cy = maxTrack.y;
if (!(style & WS_MINIMIZE))
{
if (winpos->cx < minTrack.x ) winpos->cx = minTrack.x;
if (winpos->cy < minTrack.y ) winpos->cy = minTrack.y;
}
}
return 0;
}
/***********************************************************************
* dump_winpos_flags
*/
static void dump_winpos_flags(UINT flags)
{
static const DWORD dumped_flags = (SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOREDRAW |
SWP_NOACTIVATE | SWP_FRAMECHANGED | SWP_SHOWWINDOW |
SWP_HIDEWINDOW | SWP_NOCOPYBITS | SWP_NOOWNERZORDER |
SWP_NOSENDCHANGING | SWP_DEFERERASE | SWP_ASYNCWINDOWPOS |
SWP_NOCLIENTSIZE | SWP_NOCLIENTMOVE | SWP_STATECHANGED);
TRACE("flags:");
if(flags & SWP_NOSIZE) TRACE(" SWP_NOSIZE");
if(flags & SWP_NOMOVE) TRACE(" SWP_NOMOVE");
if(flags & SWP_NOZORDER) TRACE(" SWP_NOZORDER");
if(flags & SWP_NOREDRAW) TRACE(" SWP_NOREDRAW");
if(flags & SWP_NOACTIVATE) TRACE(" SWP_NOACTIVATE");
if(flags & SWP_FRAMECHANGED) TRACE(" SWP_FRAMECHANGED");
if(flags & SWP_SHOWWINDOW) TRACE(" SWP_SHOWWINDOW");
if(flags & SWP_HIDEWINDOW) TRACE(" SWP_HIDEWINDOW");
if(flags & SWP_NOCOPYBITS) TRACE(" SWP_NOCOPYBITS");
if(flags & SWP_NOOWNERZORDER) TRACE(" SWP_NOOWNERZORDER");
if(flags & SWP_NOSENDCHANGING) TRACE(" SWP_NOSENDCHANGING");
if(flags & SWP_DEFERERASE) TRACE(" SWP_DEFERERASE");
if(flags & SWP_ASYNCWINDOWPOS) TRACE(" SWP_ASYNCWINDOWPOS");
if(flags & SWP_NOCLIENTSIZE) TRACE(" SWP_NOCLIENTSIZE");
if(flags & SWP_NOCLIENTMOVE) TRACE(" SWP_NOCLIENTMOVE");
if(flags & SWP_STATECHANGED) TRACE(" SWP_STATECHANGED");
if(flags & ~dumped_flags) TRACE(" %08x", flags & ~dumped_flags);
TRACE("\n");
}
/***********************************************************************
* SWP_DoWinPosChanging
*/
static BOOL SWP_DoWinPosChanging( WINDOWPOS* pWinpos, RECT* pNewWindowRect, RECT* pNewClientRect )
{
WND *wndPtr;
RECT window_rect, client_rect;
/* Send WM_WINDOWPOSCHANGING message */
if (!(pWinpos->flags & SWP_NOSENDCHANGING))
SendMessageW( pWinpos->hwnd, WM_WINDOWPOSCHANGING, 0, (LPARAM)pWinpos );
if (!(wndPtr = WIN_GetPtr( pWinpos->hwnd )) ||
wndPtr == WND_OTHER_PROCESS || wndPtr == WND_DESKTOP) return FALSE;
/* Calculate new position and size */
WIN_GetRectangles( pWinpos->hwnd, COORDS_PARENT, &window_rect, &client_rect );
*pNewWindowRect = window_rect;
*pNewClientRect = (wndPtr->dwStyle & WS_MINIMIZE) ? window_rect : client_rect;
if (!(pWinpos->flags & SWP_NOSIZE))
{
if (wndPtr->dwStyle & WS_MINIMIZE)
{
pNewWindowRect->right = pNewWindowRect->left + GetSystemMetrics(SM_CXICON);
pNewWindowRect->bottom = pNewWindowRect->top + GetSystemMetrics(SM_CYICON);
}
else
{
pNewWindowRect->right = pNewWindowRect->left + pWinpos->cx;
pNewWindowRect->bottom = pNewWindowRect->top + pWinpos->cy;
}
}
if (!(pWinpos->flags & SWP_NOMOVE))
{
pNewWindowRect->left = pWinpos->x;
pNewWindowRect->top = pWinpos->y;
pNewWindowRect->right += pWinpos->x - window_rect.left;
pNewWindowRect->bottom += pWinpos->y - window_rect.top;
OffsetRect( pNewClientRect, pWinpos->x - window_rect.left,
pWinpos->y - window_rect.top );
}
pWinpos->flags |= SWP_NOCLIENTMOVE | SWP_NOCLIENTSIZE;
TRACE( "hwnd %p, after %p, swp %d,%d %dx%d flags %08x\n",
pWinpos->hwnd, pWinpos->hwndInsertAfter, pWinpos->x, pWinpos->y,
pWinpos->cx, pWinpos->cy, pWinpos->flags );
TRACE( "current %s style %08x new %s\n",
wine_dbgstr_rect( &window_rect ), wndPtr->dwStyle,
wine_dbgstr_rect( pNewWindowRect ));
WIN_ReleasePtr( wndPtr );
return TRUE;
}
/***********************************************************************
* get_valid_rects
*
* Compute the valid rects from the old and new client rect and WVR_* flags.
* Helper for WM_NCCALCSIZE handling.
*/
static inline void get_valid_rects( const RECT *old_client, const RECT *new_client, UINT flags,
RECT *valid )
{
int cx, cy;
if (flags & WVR_REDRAW)
{
SetRectEmpty( &valid[0] );
SetRectEmpty( &valid[1] );
return;
}
if (flags & WVR_VALIDRECTS)
{
if (!IntersectRect( &valid[0], &valid[0], new_client ) ||
!IntersectRect( &valid[1], &valid[1], old_client ))
{
SetRectEmpty( &valid[0] );
SetRectEmpty( &valid[1] );
return;
}
flags = WVR_ALIGNLEFT | WVR_ALIGNTOP;
}
else
{
valid[0] = *new_client;
valid[1] = *old_client;
}
/* make sure the rectangles have the same size */
cx = min( valid[0].right - valid[0].left, valid[1].right - valid[1].left );
cy = min( valid[0].bottom - valid[0].top, valid[1].bottom - valid[1].top );
if (flags & WVR_ALIGNBOTTOM)
{
valid[0].top = valid[0].bottom - cy;
valid[1].top = valid[1].bottom - cy;
}
else
{
valid[0].bottom = valid[0].top + cy;
valid[1].bottom = valid[1].top + cy;
}
if (flags & WVR_ALIGNRIGHT)
{
valid[0].left = valid[0].right - cx;
valid[1].left = valid[1].right - cx;
}
else
{
valid[0].right = valid[0].left + cx;
valid[1].right = valid[1].left + cx;
}
}
/***********************************************************************
* SWP_DoOwnedPopups
*
* fix Z order taking into account owned popups -
* basically we need to maintain them above the window that owns them
*
* FIXME: hide/show owned popups when owner visibility changes.
*/
static HWND SWP_DoOwnedPopups(HWND hwnd, HWND hwndInsertAfter)
{
HWND owner, *list = NULL;
unsigned int i;
TRACE("(%p) hInsertAfter = %p\n", hwnd, hwndInsertAfter );
if (GetWindowLongW( hwnd, GWL_STYLE ) & WS_CHILD) return hwndInsertAfter;
if ((owner = GetWindow( hwnd, GW_OWNER )))
{
/* make sure this popup stays above the owner */
if (hwndInsertAfter != HWND_TOPMOST)
{
if (!(list = WIN_ListChildren( GetDesktopWindow() ))) return hwndInsertAfter;
for (i = 0; list[i]; i++)
{
BOOL topmost = (GetWindowLongW( list[i], GWL_EXSTYLE ) & WS_EX_TOPMOST) != 0;
if (list[i] == owner)
{
if (i > 0) hwndInsertAfter = list[i-1];
else hwndInsertAfter = topmost ? HWND_TOPMOST : HWND_TOP;
break;
}
if (hwndInsertAfter == HWND_TOP || hwndInsertAfter == HWND_NOTOPMOST)
{
if (!topmost) break;
}
else if (list[i] == hwndInsertAfter) break;
}
}
}
if (hwndInsertAfter == HWND_BOTTOM) goto done;
if (!list && !(list = WIN_ListChildren( GetDesktopWindow() ))) goto done;
i = 0;
if (hwndInsertAfter == HWND_TOP || hwndInsertAfter == HWND_NOTOPMOST)
{
if (hwndInsertAfter == HWND_NOTOPMOST || !(GetWindowLongW( hwnd, GWL_EXSTYLE ) & WS_EX_TOPMOST))
{
/* skip all the topmost windows */
while (list[i] && (GetWindowLongW( list[i], GWL_EXSTYLE ) & WS_EX_TOPMOST)) i++;
}
}
else if (hwndInsertAfter != HWND_TOPMOST)
{
/* skip windows that are already placed correctly */
for (i = 0; list[i]; i++)
{
if (list[i] == hwndInsertAfter) break;
if (list[i] == hwnd) goto done; /* nothing to do if window is moving backwards in z-order */
}
}
for ( ; list[i]; i++)
{
if (list[i] == hwnd) break;
if (GetWindow( list[i], GW_OWNER ) != hwnd) continue;
TRACE( "moving %p owned by %p after %p\n", list[i], hwnd, hwndInsertAfter );
SetWindowPos( list[i], hwndInsertAfter, 0, 0, 0, 0,
SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE | SWP_NOSENDCHANGING | SWP_DEFERERASE );
hwndInsertAfter = list[i];
}
done:
HeapFree( GetProcessHeap(), 0, list );
return hwndInsertAfter;
}
/***********************************************************************
* SWP_DoNCCalcSize
*/
static UINT SWP_DoNCCalcSize( WINDOWPOS* pWinpos, const RECT* pNewWindowRect, RECT* pNewClientRect,
RECT *validRects )
{
UINT wvrFlags = 0;
RECT window_rect, client_rect;
WIN_GetRectangles( pWinpos->hwnd, COORDS_PARENT, &window_rect, &client_rect );
/* Send WM_NCCALCSIZE message to get new client area */
if( (pWinpos->flags & (SWP_FRAMECHANGED | SWP_NOSIZE)) != SWP_NOSIZE )
{
NCCALCSIZE_PARAMS params;
WINDOWPOS winposCopy;
params.rgrc[0] = *pNewWindowRect;
params.rgrc[1] = window_rect;
params.rgrc[2] = client_rect;
params.lppos = &winposCopy;
winposCopy = *pWinpos;
wvrFlags = SendMessageW( pWinpos->hwnd, WM_NCCALCSIZE, TRUE, (LPARAM)&params );
*pNewClientRect = params.rgrc[0];
TRACE( "hwnd %p old win %s old client %s new win %s new client %s\n", pWinpos->hwnd,
wine_dbgstr_rect(&window_rect), wine_dbgstr_rect(&client_rect),
wine_dbgstr_rect(pNewWindowRect), wine_dbgstr_rect(pNewClientRect) );
if( pNewClientRect->left != client_rect.left ||
pNewClientRect->top != client_rect.top )
pWinpos->flags &= ~SWP_NOCLIENTMOVE;
if( (pNewClientRect->right - pNewClientRect->left !=
client_rect.right - client_rect.left))
pWinpos->flags &= ~SWP_NOCLIENTSIZE;
else
wvrFlags &= ~WVR_HREDRAW;
if (pNewClientRect->bottom - pNewClientRect->top !=
client_rect.bottom - client_rect.top)
pWinpos->flags &= ~SWP_NOCLIENTSIZE;
else
wvrFlags &= ~WVR_VREDRAW;
validRects[0] = params.rgrc[1];
validRects[1] = params.rgrc[2];
}
else
{
if (!(pWinpos->flags & SWP_NOMOVE) &&
(pNewClientRect->left != client_rect.left ||
pNewClientRect->top != client_rect.top))
pWinpos->flags &= ~SWP_NOCLIENTMOVE;
}
if (pWinpos->flags & (SWP_NOCOPYBITS | SWP_NOREDRAW | SWP_SHOWWINDOW | SWP_HIDEWINDOW))
{
SetRectEmpty( &validRects[0] );
SetRectEmpty( &validRects[1] );
}
else get_valid_rects( &client_rect, pNewClientRect, wvrFlags, validRects );
return wvrFlags;
}
/* fix redundant flags and values in the WINDOWPOS structure */
static BOOL fixup_flags( WINDOWPOS *winpos )
{
HWND parent;
RECT window_rect;
WND *wndPtr = WIN_GetPtr( winpos->hwnd );
BOOL ret = TRUE;
if (!wndPtr || wndPtr == WND_OTHER_PROCESS)
{
SetLastError( ERROR_INVALID_WINDOW_HANDLE );
return FALSE;
}
winpos->hwnd = wndPtr->obj.handle; /* make it a full handle */
/* Finally make sure that all coordinates are valid */
if (winpos->x < -32768) winpos->x = -32768;
else if (winpos->x > 32767) winpos->x = 32767;
if (winpos->y < -32768) winpos->y = -32768;
else if (winpos->y > 32767) winpos->y = 32767;
if (winpos->cx < 0) winpos->cx = 0;
else if (winpos->cx > 32767) winpos->cx = 32767;
if (winpos->cy < 0) winpos->cy = 0;
else if (winpos->cy > 32767) winpos->cy = 32767;
parent = GetAncestor( winpos->hwnd, GA_PARENT );
if (!IsWindowVisible( parent )) winpos->flags |= SWP_NOREDRAW;
if (wndPtr->dwStyle & WS_VISIBLE) winpos->flags &= ~SWP_SHOWWINDOW;
else
{
winpos->flags &= ~SWP_HIDEWINDOW;
if (!(winpos->flags & SWP_SHOWWINDOW)) winpos->flags |= SWP_NOREDRAW;
}
WIN_GetRectangles( winpos->hwnd, COORDS_PARENT, &window_rect, NULL );
if ((window_rect.right - window_rect.left == winpos->cx) &&
(window_rect.bottom - window_rect.top == winpos->cy))
winpos->flags |= SWP_NOSIZE; /* Already the right size */
if ((window_rect.left == winpos->x) && (window_rect.top == winpos->y))
winpos->flags |= SWP_NOMOVE; /* Already the right position */
if ((wndPtr->dwStyle & (WS_POPUP | WS_CHILD)) != WS_CHILD)
{
if (!(winpos->flags & (SWP_NOACTIVATE|SWP_HIDEWINDOW)) && /* Bring to the top when activating */
(winpos->flags & SWP_NOZORDER ||
(winpos->hwndInsertAfter != HWND_TOPMOST && winpos->hwndInsertAfter != HWND_NOTOPMOST)))
{
winpos->flags &= ~SWP_NOZORDER;
winpos->hwndInsertAfter = HWND_TOP;
}
}
/* Check hwndInsertAfter */
if (winpos->flags & SWP_NOZORDER) goto done;
/* fix sign extension */
if (winpos->hwndInsertAfter == (HWND)0xffff) winpos->hwndInsertAfter = HWND_TOPMOST;
else if (winpos->hwndInsertAfter == (HWND)0xfffe) winpos->hwndInsertAfter = HWND_NOTOPMOST;
/* hwndInsertAfter must be a sibling of the window */
if (winpos->hwndInsertAfter == HWND_TOP)
{
if (GetWindow(winpos->hwnd, GW_HWNDFIRST) == winpos->hwnd)
winpos->flags |= SWP_NOZORDER;
}
else if (winpos->hwndInsertAfter == HWND_BOTTOM)
{
if (!(wndPtr->dwExStyle & WS_EX_TOPMOST) && GetWindow(winpos->hwnd, GW_HWNDLAST) == winpos->hwnd)
winpos->flags |= SWP_NOZORDER;
}
else if (winpos->hwndInsertAfter == HWND_TOPMOST)
{
if ((wndPtr->dwExStyle & WS_EX_TOPMOST) && GetWindow(winpos->hwnd, GW_HWNDFIRST) == winpos->hwnd)
winpos->flags |= SWP_NOZORDER;
}
else if (winpos->hwndInsertAfter == HWND_NOTOPMOST)
{
if (!(wndPtr->dwExStyle & WS_EX_TOPMOST))
winpos->flags |= SWP_NOZORDER;
}
else
{
if (GetAncestor( winpos->hwndInsertAfter, GA_PARENT ) != parent) ret = FALSE;
else
{
/* don't need to change the Zorder of hwnd if it's already inserted
* after hwndInsertAfter or when inserting hwnd after itself.
*/
if ((winpos->hwnd == winpos->hwndInsertAfter) ||
(winpos->hwnd == GetWindow( winpos->hwndInsertAfter, GW_HWNDNEXT )))
winpos->flags |= SWP_NOZORDER;
}
}
done:
WIN_ReleasePtr( wndPtr );
return ret;
}
/***********************************************************************
* set_window_pos
*
* Backend implementation of SetWindowPos.
*/
BOOL set_window_pos( HWND hwnd, HWND insert_after, UINT swp_flags,
const RECT *window_rect, const RECT *client_rect, const RECT *valid_rects )
{
WND *win;
BOOL ret;
RECT visible_rect, old_window_rect;
int old_width;
visible_rect = *window_rect;
USER_Driver->pWindowPosChanging( hwnd, insert_after, swp_flags,
window_rect, client_rect, &visible_rect );
WIN_GetRectangles( hwnd, COORDS_SCREEN, &old_window_rect, NULL );
if (!(win = WIN_GetPtr( hwnd ))) return FALSE;
if (win == WND_DESKTOP || win == WND_OTHER_PROCESS) return FALSE;
old_width = win->rectClient.right - win->rectClient.left;
SERVER_START_REQ( set_window_pos )
{
req->handle = wine_server_user_handle( hwnd );
req->previous = wine_server_user_handle( insert_after );
req->flags = swp_flags;
req->window.left = window_rect->left;
req->window.top = window_rect->top;
req->window.right = window_rect->right;
req->window.bottom = window_rect->bottom;
req->client.left = client_rect->left;
req->client.top = client_rect->top;
req->client.right = client_rect->right;
req->client.bottom = client_rect->bottom;
if (memcmp( window_rect, &visible_rect, sizeof(RECT) ) || !IsRectEmpty( &valid_rects[0] ))
{
wine_server_add_data( req, &visible_rect, sizeof(visible_rect) );
if (!IsRectEmpty( &valid_rects[0] ))
wine_server_add_data( req, valid_rects, 2 * sizeof(*valid_rects) );
}
if ((ret = !wine_server_call( req )))
{
win->dwStyle = reply->new_style;
win->dwExStyle = reply->new_ex_style;
win->rectWindow = *window_rect;
win->rectClient = *client_rect;
if (GetWindowLongW( win->parent, GWL_EXSTYLE ) & WS_EX_LAYOUTRTL)
{
RECT client;
GetClientRect( win->parent, &client );
mirror_rect( &client, &win->rectWindow );
mirror_rect( &client, &win->rectClient );
}
/* if an RTL window is resized the children have moved */
if (win->dwExStyle & WS_EX_LAYOUTRTL && client_rect->right - client_rect->left != old_width)
win->flags |= WIN_CHILDREN_MOVED;
}
}
SERVER_END_REQ;
WIN_ReleasePtr( win );
if (ret)
{
if (((swp_flags & SWP_AGG_NOPOSCHANGE) != SWP_AGG_NOPOSCHANGE) ||
(swp_flags & (SWP_HIDEWINDOW | SWP_SHOWWINDOW | SWP_STATECHANGED)))
invalidate_dce( hwnd, &old_window_rect );
USER_Driver->pWindowPosChanged( hwnd, insert_after, swp_flags, window_rect,
client_rect, &visible_rect, valid_rects );
}
return ret;
}
/***********************************************************************
* USER_SetWindowPos
*
* User32 internal function
*/
BOOL USER_SetWindowPos( WINDOWPOS * winpos )
{
RECT newWindowRect, newClientRect, valid_rects[2];
UINT orig_flags;
orig_flags = winpos->flags;
/* First make sure that coordinates are valid for WM_WINDOWPOSCHANGING */
if (!(winpos->flags & SWP_NOMOVE))
{
if (winpos->x < -32768) winpos->x = -32768;
else if (winpos->x > 32767) winpos->x = 32767;
if (winpos->y < -32768) winpos->y = -32768;
else if (winpos->y > 32767) winpos->y = 32767;
}
if (!(winpos->flags & SWP_NOSIZE))
{
if (winpos->cx < 0) winpos->cx = 0;
else if (winpos->cx > 32767) winpos->cx = 32767;
if (winpos->cy < 0) winpos->cy = 0;
else if (winpos->cy > 32767) winpos->cy = 32767;
}
if (!SWP_DoWinPosChanging( winpos, &newWindowRect, &newClientRect )) return FALSE;
/* Fix redundant flags */
if (!fixup_flags( winpos )) return FALSE;
if((winpos->flags & (SWP_NOZORDER | SWP_HIDEWINDOW | SWP_SHOWWINDOW)) != SWP_NOZORDER)
{
if (GetAncestor( winpos->hwnd, GA_PARENT ) == GetDesktopWindow())
winpos->hwndInsertAfter = SWP_DoOwnedPopups( winpos->hwnd, winpos->hwndInsertAfter );
}
/* Common operations */
SWP_DoNCCalcSize( winpos, &newWindowRect, &newClientRect, valid_rects );
if (!set_window_pos( winpos->hwnd, winpos->hwndInsertAfter, winpos->flags,
&newWindowRect, &newClientRect, valid_rects ))
return FALSE;
/* erase parent when hiding or resizing child */
if (!(orig_flags & SWP_DEFERERASE) &&
((orig_flags & SWP_HIDEWINDOW) ||
(!(orig_flags & SWP_SHOWWINDOW) &&
(winpos->flags & SWP_AGG_STATUSFLAGS) != SWP_AGG_NOGEOMETRYCHANGE)))
{
HWND parent = GetAncestor( winpos->hwnd, GA_PARENT );
if (!parent || parent == GetDesktopWindow()) parent = winpos->hwnd;
erase_now( parent, 0 );
}
if( winpos->flags & SWP_HIDEWINDOW )
HideCaret(winpos->hwnd);
else if (winpos->flags & SWP_SHOWWINDOW)
ShowCaret(winpos->hwnd);
if (!(winpos->flags & (SWP_NOACTIVATE|SWP_HIDEWINDOW)))
{
/* child windows get WM_CHILDACTIVATE message */
if ((GetWindowLongW( winpos->hwnd, GWL_STYLE ) & (WS_CHILD | WS_POPUP)) == WS_CHILD)
SendMessageW( winpos->hwnd, WM_CHILDACTIVATE, 0, 0 );
else
SetForegroundWindow( winpos->hwnd );
}
/* And last, send the WM_WINDOWPOSCHANGED message */
TRACE("\tstatus flags = %04x\n", winpos->flags & SWP_AGG_STATUSFLAGS);
if (((winpos->flags & SWP_AGG_STATUSFLAGS) != SWP_AGG_NOPOSCHANGE))
{
/* WM_WINDOWPOSCHANGED is sent even if SWP_NOSENDCHANGING is set
and always contains final window position.
*/
winpos->x = newWindowRect.left;
winpos->y = newWindowRect.top;
winpos->cx = newWindowRect.right - newWindowRect.left;
winpos->cy = newWindowRect.bottom - newWindowRect.top;
SendMessageW( winpos->hwnd, WM_WINDOWPOSCHANGED, 0, (LPARAM)winpos );
}
return TRUE;
}
/***********************************************************************
* SetWindowPos (USER32.@)
*/
BOOL WINAPI SetWindowPos( HWND hwnd, HWND hwndInsertAfter,
INT x, INT y, INT cx, INT cy, UINT flags )
{
WINDOWPOS winpos;
TRACE("hwnd %p, after %p, %d,%d (%dx%d), flags %08x\n",
hwnd, hwndInsertAfter, x, y, cx, cy, flags);
if(TRACE_ON(win)) dump_winpos_flags(flags);
if (is_broadcast(hwnd))
{
SetLastError( ERROR_INVALID_PARAMETER );
return FALSE;
}
winpos.hwnd = WIN_GetFullHandle(hwnd);
winpos.hwndInsertAfter = WIN_GetFullHandle(hwndInsertAfter);
winpos.x = x;
winpos.y = y;
winpos.cx = cx;
winpos.cy = cy;
winpos.flags = flags;
if (WIN_IsCurrentThread( hwnd ))
return USER_SetWindowPos(&winpos);
return SendMessageW( winpos.hwnd, WM_WINE_SETWINDOWPOS, 0, (LPARAM)&winpos );
}
/***********************************************************************
* BeginDeferWindowPos (USER32.@)
*/
HDWP WINAPI BeginDeferWindowPos( INT count )
{
HDWP handle = 0;
DWP *pDWP;
TRACE("%d\n", count);
if (count < 0)
{
SetLastError(ERROR_INVALID_PARAMETER);
return 0;
}
/* Windows allows zero count, in which case it allocates context for 8 moves */
if (count == 0) count = 8;
if (!(pDWP = HeapAlloc( GetProcessHeap(), 0, sizeof(DWP)))) return 0;
pDWP->actualCount = 0;
pDWP->suggestedCount = count;
pDWP->hwndParent = 0;
if (!(pDWP->winPos = HeapAlloc( GetProcessHeap(), 0, count * sizeof(WINDOWPOS) )) ||
!(handle = alloc_user_handle( &pDWP->obj, USER_DWP )))
{
HeapFree( GetProcessHeap(), 0, pDWP->winPos );
HeapFree( GetProcessHeap(), 0, pDWP );
}
TRACE("returning hdwp %p\n", handle);
return handle;
}
/***********************************************************************
* DeferWindowPos (USER32.@)
*/
HDWP WINAPI DeferWindowPos( HDWP hdwp, HWND hwnd, HWND hwndAfter,
INT x, INT y, INT cx, INT cy,
UINT flags )
{
DWP *pDWP;
int i;
HDWP retvalue = hdwp;
TRACE("hdwp %p, hwnd %p, after %p, %d,%d (%dx%d), flags %08x\n",
hdwp, hwnd, hwndAfter, x, y, cx, cy, flags);
hwnd = WIN_GetFullHandle( hwnd );
if (is_desktop_window( hwnd )) return 0;
if (!(pDWP = get_user_handle_ptr( hdwp, USER_DWP ))) return 0;
if (pDWP == OBJ_OTHER_PROCESS)
{
FIXME( "other process handle %p?\n", hdwp );
return 0;
}
for (i = 0; i < pDWP->actualCount; i++)
{
if (pDWP->winPos[i].hwnd == hwnd)
{
/* Merge with the other changes */
if (!(flags & SWP_NOZORDER))
{
pDWP->winPos[i].hwndInsertAfter = WIN_GetFullHandle(hwndAfter);
}
if (!(flags & SWP_NOMOVE))
{
pDWP->winPos[i].x = x;
pDWP->winPos[i].y = y;
}
if (!(flags & SWP_NOSIZE))
{
pDWP->winPos[i].cx = cx;
pDWP->winPos[i].cy = cy;
}
pDWP->winPos[i].flags &= flags | ~(SWP_NOSIZE | SWP_NOMOVE |
SWP_NOZORDER | SWP_NOREDRAW |
SWP_NOACTIVATE | SWP_NOCOPYBITS|
SWP_NOOWNERZORDER);
pDWP->winPos[i].flags |= flags & (SWP_SHOWWINDOW | SWP_HIDEWINDOW |
SWP_FRAMECHANGED);
goto END;
}
}
if (pDWP->actualCount >= pDWP->suggestedCount)
{
WINDOWPOS *newpos = HeapReAlloc( GetProcessHeap(), 0, pDWP->winPos,
pDWP->suggestedCount * 2 * sizeof(WINDOWPOS) );
if (!newpos)
{
retvalue = 0;
goto END;
}
pDWP->suggestedCount *= 2;
pDWP->winPos = newpos;
}
pDWP->winPos[pDWP->actualCount].hwnd = hwnd;
pDWP->winPos[pDWP->actualCount].hwndInsertAfter = hwndAfter;
pDWP->winPos[pDWP->actualCount].x = x;
pDWP->winPos[pDWP->actualCount].y = y;
pDWP->winPos[pDWP->actualCount].cx = cx;
pDWP->winPos[pDWP->actualCount].cy = cy;
pDWP->winPos[pDWP->actualCount].flags = flags;
pDWP->actualCount++;
END:
release_user_handle_ptr( pDWP );
return retvalue;
}
/***********************************************************************
* EndDeferWindowPos (USER32.@)
*/
BOOL WINAPI EndDeferWindowPos( HDWP hdwp )
{
DWP *pDWP;
WINDOWPOS *winpos;
BOOL res = TRUE;
int i;
TRACE("%p\n", hdwp);
if (!(pDWP = free_user_handle( hdwp, USER_DWP ))) return FALSE;
if (pDWP == OBJ_OTHER_PROCESS)
{
FIXME( "other process handle %p?\n", hdwp );
return FALSE;
}
for (i = 0, winpos = pDWP->winPos; res && i < pDWP->actualCount; i++, winpos++)
{
TRACE("hwnd %p, after %p, %d,%d (%dx%d), flags %08x\n",
winpos->hwnd, winpos->hwndInsertAfter, winpos->x, winpos->y,
winpos->cx, winpos->cy, winpos->flags);
if (WIN_IsCurrentThread( winpos->hwnd ))
res = USER_SetWindowPos( winpos );
else
res = SendMessageW( winpos->hwnd, WM_WINE_SETWINDOWPOS, 0, (LPARAM)winpos );
}
HeapFree( GetProcessHeap(), 0, pDWP->winPos );
HeapFree( GetProcessHeap(), 0, pDWP );
return res;
}
/***********************************************************************
* ArrangeIconicWindows (USER32.@)
*/
UINT WINAPI ArrangeIconicWindows( HWND parent )
{
RECT rectParent;
HWND hwndChild;
INT x, y, xspacing, yspacing;
GetClientRect( parent, &rectParent );
x = rectParent.left;
y = rectParent.bottom;
xspacing = GetSystemMetrics(SM_CXICONSPACING);
yspacing = GetSystemMetrics(SM_CYICONSPACING);
hwndChild = GetWindow( parent, GW_CHILD );
while (hwndChild)
{
if( IsIconic( hwndChild ) )
{
WINPOS_ShowIconTitle( hwndChild, FALSE );
SetWindowPos( hwndChild, 0, x + (xspacing - GetSystemMetrics(SM_CXICON)) / 2,
y - yspacing - GetSystemMetrics(SM_CYICON)/2, 0, 0,
SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE );
if( IsWindow(hwndChild) )
WINPOS_ShowIconTitle(hwndChild , TRUE );
if (x <= rectParent.right - xspacing) x += xspacing;
else
{
x = rectParent.left;
y -= yspacing;
}
}
hwndChild = GetWindow( hwndChild, GW_HWNDNEXT );
}
return yspacing;
}
/***********************************************************************
* draw_moving_frame
*
* Draw the frame used when moving or resizing window.
*/
static void draw_moving_frame( HWND parent, HDC hdc, RECT *screen_rect, BOOL thickframe )
{
RECT rect = *screen_rect;
if (parent) MapWindowPoints( 0, parent, (POINT *)&rect, 2 );
if (thickframe)
{
const int width = GetSystemMetrics(SM_CXFRAME);
const int height = GetSystemMetrics(SM_CYFRAME);
HBRUSH hbrush = SelectObject( hdc, GetStockObject( GRAY_BRUSH ) );
PatBlt( hdc, rect.left, rect.top,
rect.right - rect.left - width, height, PATINVERT );
PatBlt( hdc, rect.left, rect.top + height, width,
rect.bottom - rect.top - height, PATINVERT );
PatBlt( hdc, rect.left + width, rect.bottom - 1,
rect.right - rect.left - width, -height, PATINVERT );
PatBlt( hdc, rect.right - 1, rect.top, -width,
rect.bottom - rect.top - height, PATINVERT );
SelectObject( hdc, hbrush );
}
else DrawFocusRect( hdc, &rect );
}
/***********************************************************************
* start_size_move
*
* Initialization of a move or resize, when initiated from a menu choice.
* Return hit test code for caption or sizing border.
*/
static LONG start_size_move( HWND hwnd, WPARAM wParam, POINT *capturePoint, LONG style )
{
LONG hittest = 0;
POINT pt;
MSG msg;
RECT rectWindow;
GetWindowRect( hwnd, &rectWindow );
if ((wParam & 0xfff0) == SC_MOVE)
{
/* Move pointer at the center of the caption */
RECT rect = rectWindow;
/* Note: to be exactly centered we should take the different types
* of border into account, but it shouldn't make more than a few pixels
* of difference so let's not bother with that */
rect.top += GetSystemMetrics(SM_CYBORDER);
if (style & WS_SYSMENU)
rect.left += GetSystemMetrics(SM_CXSIZE) + 1;
if (style & WS_MINIMIZEBOX)
rect.right -= GetSystemMetrics(SM_CXSIZE) + 1;
if (style & WS_MAXIMIZEBOX)
rect.right -= GetSystemMetrics(SM_CXSIZE) + 1;
pt.x = (rect.right + rect.left) / 2;
pt.y = rect.top + GetSystemMetrics(SM_CYSIZE)/2;
hittest = HTCAPTION;
*capturePoint = pt;
}
else /* SC_SIZE */
{
SetCursor( LoadCursorW( 0, (LPWSTR)IDC_SIZEALL ) );
pt.x = pt.y = 0;
while(!hittest)
{
if (!GetMessageW( &msg, 0, 0, 0 )) return 0;
if (CallMsgFilterW( &msg, MSGF_SIZE )) continue;
switch(msg.message)
{
case WM_MOUSEMOVE:
pt.x = min( max( msg.pt.x, rectWindow.left ), rectWindow.right - 1 );
pt.y = min( max( msg.pt.y, rectWindow.top ), rectWindow.bottom - 1 );
hittest = SendMessageW( hwnd, WM_NCHITTEST, 0, MAKELONG( pt.x, pt.y ) );
if ((hittest < HTLEFT) || (hittest > HTBOTTOMRIGHT)) hittest = 0;
break;
case WM_LBUTTONUP:
return 0;
case WM_KEYDOWN:
switch(msg.wParam)
{
case VK_UP:
hittest = HTTOP;
pt.x =(rectWindow.left+rectWindow.right)/2;
pt.y = rectWindow.top + GetSystemMetrics(SM_CYFRAME) / 2;
break;
case VK_DOWN:
hittest = HTBOTTOM;
pt.x =(rectWindow.left+rectWindow.right)/2;
pt.y = rectWindow.bottom - GetSystemMetrics(SM_CYFRAME) / 2;
break;
case VK_LEFT:
hittest = HTLEFT;
pt.x = rectWindow.left + GetSystemMetrics(SM_CXFRAME) / 2;
pt.y =(rectWindow.top+rectWindow.bottom)/2;
break;
case VK_RIGHT:
hittest = HTRIGHT;
pt.x = rectWindow.right - GetSystemMetrics(SM_CXFRAME) / 2;
pt.y =(rectWindow.top+rectWindow.bottom)/2;
break;
case VK_RETURN:
case VK_ESCAPE:
return 0;
}
break;
default:
TranslateMessage( &msg );
DispatchMessageW( &msg );
break;
}
}
*capturePoint = pt;
}
SetCursorPos( pt.x, pt.y );
SendMessageW( hwnd, WM_SETCURSOR, (WPARAM)hwnd, MAKELONG( hittest, WM_MOUSEMOVE ));
return hittest;
}
/***********************************************************************
* WINPOS_SysCommandSizeMove
*
* Perform SC_MOVE and SC_SIZE commands.
*/
void WINPOS_SysCommandSizeMove( HWND hwnd, WPARAM wParam )
{
MSG msg;
RECT sizingRect, mouseRect, origRect;
HDC hdc;
HWND parent;
LONG hittest = (LONG)(wParam & 0x0f);
WPARAM syscommand = wParam & 0xfff0;
HCURSOR hDragCursor = 0, hOldCursor = 0;
POINT minTrack, maxTrack;
POINT capturePoint, pt;
LONG style = GetWindowLongW( hwnd, GWL_STYLE );
BOOL thickframe = HAS_THICKFRAME( style );
BOOL iconic = style & WS_MINIMIZE;
BOOL moved = FALSE;
DWORD dwPoint = GetMessagePos ();
BOOL DragFullWindows = TRUE;
if (IsZoomed(hwnd) || !IsWindowVisible(hwnd)) return;
pt.x = (short)LOWORD(dwPoint);
pt.y = (short)HIWORD(dwPoint);
capturePoint = pt;
TRACE("hwnd %p command %04lx, hittest %d, pos %d,%d\n",
hwnd, syscommand, hittest, pt.x, pt.y);
if (syscommand == SC_MOVE)
{
if (!hittest) hittest = start_size_move( hwnd, wParam, &capturePoint, style );
if (!hittest) return;
}
else /* SC_SIZE */
{
if ( hittest && (syscommand != SC_MOUSEMENU) )
hittest += (HTLEFT - WMSZ_LEFT);
else
{
set_capture_window( hwnd, GUI_INMOVESIZE, NULL );
hittest = start_size_move( hwnd, wParam, &capturePoint, style );
if (!hittest)
{
set_capture_window( 0, GUI_INMOVESIZE, NULL );
return;
}
}
}
/* Get min/max info */
WINPOS_GetMinMaxInfo( hwnd, NULL, NULL, &minTrack, &maxTrack );
WIN_GetRectangles( hwnd, COORDS_PARENT, &sizingRect, NULL );
origRect = sizingRect;
if (style & WS_CHILD)
{
parent = GetParent(hwnd);
GetClientRect( parent, &mouseRect );
MapWindowPoints( parent, 0, (LPPOINT)&mouseRect, 2 );
MapWindowPoints( parent, 0, (LPPOINT)&sizingRect, 2 );
}
else
{
parent = 0;
GetClientRect( GetDesktopWindow(), &mouseRect );
mouseRect.left = GetSystemMetrics( SM_XVIRTUALSCREEN );
mouseRect.top = GetSystemMetrics( SM_YVIRTUALSCREEN );
mouseRect.right = mouseRect.left + GetSystemMetrics( SM_CXVIRTUALSCREEN );
mouseRect.bottom = mouseRect.top + GetSystemMetrics( SM_CYVIRTUALSCREEN );
}
if (ON_LEFT_BORDER(hittest))
{
mouseRect.left = max( mouseRect.left, sizingRect.right-maxTrack.x );
mouseRect.right = min( mouseRect.right, sizingRect.right-minTrack.x );
}
else if (ON_RIGHT_BORDER(hittest))
{
mouseRect.left = max( mouseRect.left, sizingRect.left+minTrack.x );
mouseRect.right = min( mouseRect.right, sizingRect.left+maxTrack.x );
}
if (ON_TOP_BORDER(hittest))
{
mouseRect.top = max( mouseRect.top, sizingRect.bottom-maxTrack.y );
mouseRect.bottom = min( mouseRect.bottom,sizingRect.bottom-minTrack.y);
}
else if (ON_BOTTOM_BORDER(hittest))
{
mouseRect.top = max( mouseRect.top, sizingRect.top+minTrack.y );
mouseRect.bottom = min( mouseRect.bottom, sizingRect.top+maxTrack.y );
}
/* Retrieve a default cache DC (without using the window style) */
hdc = GetDCEx( parent, 0, DCX_CACHE );
if( iconic ) /* create a cursor for dragging */
{
hDragCursor = (HCURSOR)GetClassLongPtrW( hwnd, GCLP_HICON);
if( !hDragCursor ) hDragCursor = (HCURSOR)SendMessageW( hwnd, WM_QUERYDRAGICON, 0, 0L);
if( !hDragCursor ) iconic = FALSE;
}
/* we only allow disabling the full window drag for child windows */
if (parent) SystemParametersInfoW( SPI_GETDRAGFULLWINDOWS, 0, &DragFullWindows, 0 );
/* repaint the window before moving it around */
RedrawWindow( hwnd, NULL, 0, RDW_UPDATENOW | RDW_ALLCHILDREN );
SendMessageW( hwnd, WM_ENTERSIZEMOVE, 0, 0 );
set_capture_window( hwnd, GUI_INMOVESIZE, NULL );
while(1)
{
int dx = 0, dy = 0;
if (!GetMessageW( &msg, 0, 0, 0 )) break;
if (CallMsgFilterW( &msg, MSGF_SIZE )) continue;
/* Exit on button-up, Return, or Esc */
if ((msg.message == WM_LBUTTONUP) ||
((msg.message == WM_KEYDOWN) &&
((msg.wParam == VK_RETURN) || (msg.wParam == VK_ESCAPE)))) break;
if ((msg.message != WM_KEYDOWN) && (msg.message != WM_MOUSEMOVE))
{
TranslateMessage( &msg );
DispatchMessageW( &msg );
continue; /* We are not interested in other messages */
}
pt = msg.pt;
if (msg.message == WM_KEYDOWN) switch(msg.wParam)
{
case VK_UP: pt.y -= 8; break;
case VK_DOWN: pt.y += 8; break;
case VK_LEFT: pt.x -= 8; break;
case VK_RIGHT: pt.x += 8; break;
}
pt.x = max( pt.x, mouseRect.left );
pt.x = min( pt.x, mouseRect.right );
pt.y = max( pt.y, mouseRect.top );
pt.y = min( pt.y, mouseRect.bottom );
dx = pt.x - capturePoint.x;
dy = pt.y - capturePoint.y;
if (dx || dy)
{
if( !moved )
{
moved = TRUE;
if( iconic ) /* ok, no system popup tracking */
{
hOldCursor = SetCursor(hDragCursor);
ShowCursor( TRUE );
WINPOS_ShowIconTitle( hwnd, FALSE );
}
else if(!DragFullWindows)
draw_moving_frame( parent, hdc, &sizingRect, thickframe );
}
if (msg.message == WM_KEYDOWN) SetCursorPos( pt.x, pt.y );
else
{
WPARAM wpSizingHit = 0;
if(!iconic && !DragFullWindows) draw_moving_frame( parent, hdc, &sizingRect, thickframe );
if (hittest == HTCAPTION) OffsetRect( &sizingRect, dx, dy );
if (ON_LEFT_BORDER(hittest)) sizingRect.left += dx;
else if (ON_RIGHT_BORDER(hittest)) sizingRect.right += dx;
if (ON_TOP_BORDER(hittest)) sizingRect.top += dy;
else if (ON_BOTTOM_BORDER(hittest)) sizingRect.bottom += dy;
capturePoint = pt;
/* determine the hit location */
if (hittest >= HTLEFT && hittest <= HTBOTTOMRIGHT)
wpSizingHit = WMSZ_LEFT + (hittest - HTLEFT);
SendMessageW( hwnd, WM_SIZING, wpSizingHit, (LPARAM)&sizingRect );
if (!iconic)
{
if(!DragFullWindows)
draw_moving_frame( parent, hdc, &sizingRect, thickframe );
else
{
RECT rect = sizingRect;
MapWindowPoints( 0, parent, (POINT *)&rect, 2 );
SetWindowPos( hwnd, 0, rect.left, rect.top,
rect.right - rect.left, rect.bottom - rect.top,
( hittest == HTCAPTION ) ? SWP_NOSIZE : 0 );
}
}
}
}
}
if( iconic )
{
if( moved ) /* restore cursors, show icon title later on */
{
ShowCursor( FALSE );
SetCursor( hOldCursor );
}
}
else if (moved && !DragFullWindows)
{
draw_moving_frame( parent, hdc, &sizingRect, thickframe );
}
set_capture_window( 0, GUI_INMOVESIZE, NULL );
ReleaseDC( parent, hdc );
if (parent) MapWindowPoints( 0, parent, (POINT *)&sizingRect, 2 );
if (HOOK_CallHooks( WH_CBT, HCBT_MOVESIZE, (WPARAM)hwnd, (LPARAM)&sizingRect, TRUE ))
moved = FALSE;
SendMessageW( hwnd, WM_EXITSIZEMOVE, 0, 0 );
SendMessageW( hwnd, WM_SETVISIBLE, !IsIconic(hwnd), 0L);
/* window moved or resized */
if (moved)
{
/* if the moving/resizing isn't canceled call SetWindowPos
* with the new position or the new size of the window
*/
if (!((msg.message == WM_KEYDOWN) && (msg.wParam == VK_ESCAPE)) )
{
/* NOTE: SWP_NOACTIVATE prevents document window activation in Word 6 */
if(!DragFullWindows || iconic)
SetWindowPos( hwnd, 0, sizingRect.left, sizingRect.top,
sizingRect.right - sizingRect.left,
sizingRect.bottom - sizingRect.top,
( hittest == HTCAPTION ) ? SWP_NOSIZE : 0 );
}
else
{ /* restore previous size/position */
if(DragFullWindows)
SetWindowPos( hwnd, 0, origRect.left, origRect.top,
origRect.right - origRect.left,
origRect.bottom - origRect.top,
( hittest == HTCAPTION ) ? SWP_NOSIZE : 0 );
}
}
if (IsIconic(hwnd))
{
/* Single click brings up the system menu when iconized */
if( !moved )
{
if(style & WS_SYSMENU )
SendMessageW( hwnd, WM_SYSCOMMAND,
SC_MOUSEMENU + HTSYSMENU, MAKELONG(pt.x,pt.y));
}
else WINPOS_ShowIconTitle( hwnd, TRUE );
}
}
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