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wine/windows/winpos.c
Alexandre Julliard 0799c1a780 Added LGPL standard comment, and copyright notices where necessary. 
Global replacement of debugtools.h by wine/debug.h.
2002-03-09 23:29:33 +00:00

1734 lines
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <string.h>
#include "winerror.h"
#include "windef.h"
#include "wingdi.h"
#include "winerror.h"
#include "wine/winuser16.h"
#include "wine/server.h"
#include "controls.h"
#include "user.h"
#include "region.h"
#include "win.h"
#include "hook.h"
#include "message.h"
#include "queue.h"
#include "winpos.h"
#include "dce.h"
#include "nonclient.h"
#include "wine/debug.h"
#include "input.h"
WINE_DEFAULT_DEBUG_CHANNEL(win);
#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) ((*(LONG*)&(pt)) == -1)
#define PLACE_MIN 0x0001
#define PLACE_MAX 0x0002
#define PLACE_RECT 0x0004
#define DWP_MAGIC ((INT)('W' | ('P' << 8) | ('O' << 16) | ('S' << 24)))
typedef struct
{
INT actualCount;
INT suggestedCount;
BOOL valid;
INT wMagic;
HWND hwndParent;
WINDOWPOS winPos[1];
} DWP;
/* ----- internal variables ----- */
static HWND hwndPrevActive = 0; /* Previously active window */
static HWND hGlobalShellWindow=0; /*the shell*/
static HWND hGlobalTaskmanWindow=0;
static HWND hGlobalProgmanWindow=0;
static LPCSTR atomInternalPos;
extern HQUEUE16 hActiveQueue;
/***********************************************************************
* WINPOS_CreateInternalPosAtom
*/
BOOL WINPOS_CreateInternalPosAtom()
{
LPSTR str = "SysIP";
atomInternalPos = (LPCSTR)(DWORD)GlobalAddAtomA(str);
return (atomInternalPos) ? TRUE : FALSE;
}
/***********************************************************************
* WINPOS_CheckInternalPos
*
* Called when a window is destroyed.
*/
void WINPOS_CheckInternalPos( HWND hwnd )
{
LPINTERNALPOS lpPos;
MESSAGEQUEUE *pMsgQ = 0;
WND *wndPtr = WIN_GetPtr( hwnd );
if (!wndPtr || wndPtr == WND_OTHER_PROCESS) return;
lpPos = (LPINTERNALPOS) GetPropA( hwnd, atomInternalPos );
/* Retrieve the message queue associated with this window */
pMsgQ = (MESSAGEQUEUE *)QUEUE_Lock( wndPtr->hmemTaskQ );
if ( !pMsgQ )
{
WARN("\tMessage queue not found. Exiting!\n" );
WIN_ReleasePtr( wndPtr );
return;
}
if( hwnd == hwndPrevActive ) hwndPrevActive = 0;
if( hwnd == PERQDATA_GetActiveWnd( pMsgQ->pQData ) )
{
PERQDATA_SetActiveWnd( pMsgQ->pQData, 0 );
WARN("\tattempt to activate destroyed window!\n");
}
if( lpPos )
{
if( IsWindow(lpPos->hwndIconTitle) )
DestroyWindow( lpPos->hwndIconTitle );
HeapFree( GetProcessHeap(), 0, lpPos );
}
QUEUE_Unlock( pMsgQ );
WIN_ReleasePtr( wndPtr );
}
/***********************************************************************
* 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;
}
/***********************************************************************
* SwitchToThisWindow (USER32.@)
*/
void WINAPI SwitchToThisWindow( HWND hwnd, BOOL restore )
{
ShowWindow( hwnd, restore ? SW_RESTORE : SW_SHOWMINIMIZED );
}
/***********************************************************************
* GetWindowRect (USER32.@)
*/
BOOL WINAPI GetWindowRect( HWND hwnd, LPRECT rect )
{
BOOL ret = WIN_GetRectangles( hwnd, rect, NULL );
if (ret)
{
MapWindowPoints( GetAncestor( hwnd, GA_PARENT ), 0, (POINT *)rect, 2 );
TRACE( "hwnd %04x (%d,%d)-(%d,%d)\n",
hwnd, rect->left, rect->top, rect->right, rect->bottom);
}
return ret;
}
/***********************************************************************
* GetWindowRgn (USER32.@)
*/
int WINAPI GetWindowRgn ( HWND hwnd, HRGN hrgn )
{
int nRet = ERROR;
WND *wndPtr = WIN_GetPtr( hwnd );
if (wndPtr == WND_OTHER_PROCESS)
{
if (IsWindow( hwnd ))
FIXME( "not supported on other process window %x\n", hwnd );
wndPtr = NULL;
}
if (!wndPtr)
{
SetLastError( ERROR_INVALID_WINDOW_HANDLE );
return ERROR;
}
if (wndPtr->hrgnWnd) nRet = CombineRgn( hrgn, wndPtr->hrgnWnd, 0, RGN_COPY );
WIN_ReleasePtr( wndPtr );
return nRet;
}
/***********************************************************************
* SetWindowRgn (USER32.@)
*/
int WINAPI SetWindowRgn( HWND hwnd, HRGN hrgn, BOOL bRedraw )
{
RECT rect;
WND *wndPtr;
if (hrgn) /* verify that region really exists */
{
if (GetRgnBox( hrgn, &rect ) == ERROR) return FALSE;
}
if (USER_Driver.pSetWindowRgn)
return USER_Driver.pSetWindowRgn( hwnd, hrgn, bRedraw );
if ((wndPtr = WIN_GetPtr( hwnd )) == WND_OTHER_PROCESS)
{
if (IsWindow( hwnd ))
FIXME( "not supported on other process window %x\n", hwnd );
wndPtr = NULL;
}
if (!wndPtr)
{
SetLastError( ERROR_INVALID_WINDOW_HANDLE );
return FALSE;
}
if (wndPtr->hrgnWnd == hrgn)
{
WIN_ReleasePtr( wndPtr );
return TRUE;
}
if (wndPtr->hrgnWnd)
{
/* delete previous region */
DeleteObject(wndPtr->hrgnWnd);
wndPtr->hrgnWnd = 0;
}
wndPtr->hrgnWnd = hrgn;
WIN_ReleasePtr( wndPtr );
/* Size the window to the rectangle of the new region (if it isn't NULL) */
if (hrgn) SetWindowPos( hwnd, 0, rect.left, rect.top,
rect.right - rect.left, rect.bottom - rect.top,
SWP_NOSIZE | SWP_FRAMECHANGED | SWP_NOMOVE | SWP_NOACTIVATE |
SWP_NOZORDER | (bRedraw ? 0 : SWP_NOREDRAW) );
return TRUE;
}
/***********************************************************************
* GetClientRect (USER32.@)
*/
BOOL WINAPI GetClientRect( HWND hwnd, LPRECT rect )
{
BOOL ret;
rect->right = rect->bottom = 0;
if ((ret = WIN_GetRectangles( hwnd, NULL, rect )))
{
rect->right -= rect->left;
rect->bottom -= rect->top;
}
rect->left = rect->top = 0;
return ret;
}
/*******************************************************************
* 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;
}
/***********************************************************************
* find_child_from_point
*
* Find the child that contains pt. Helper for WindowFromPoint.
* pt is in parent client coordinates.
* lparam is the param to pass in the WM_NCHITTEST message.
*/
static HWND find_child_from_point( HWND parent, POINT pt, INT *hittest, LPARAM lparam )
{
int i, res;
LONG style, exstyle;
RECT rectWindow, rectClient;
WND *wndPtr;
HWND *list = WIN_ListChildren( parent );
if (!list) return 0;
for (i = 0; list[i]; i++)
{
/* If point is in window, and window is visible, and it */
/* is enabled (or it's a top-level window), then explore */
/* its children. Otherwise, go to the next window. */
style = GetWindowLongW( list[i], GWL_STYLE );
if (!(style & WS_VISIBLE)) continue; /* not visible -> skip */
if ((style & (WS_POPUP | WS_CHILD | WS_DISABLED)) == (WS_CHILD | WS_DISABLED))
continue; /* disabled child -> skip */
exstyle = GetWindowLongW( list[i], GWL_EXSTYLE );
if ((exstyle & (WS_EX_LAYERED | WS_EX_TRANSPARENT)) == (WS_EX_LAYERED | WS_EX_TRANSPARENT))
continue; /* transparent -> skip */
if (!WIN_GetRectangles( list[i], &rectWindow, &rectClient )) continue;
if (!PtInRect( &rectWindow, pt )) continue; /* not in window -> skip */
/* FIXME: check window region for other processes too */
if ((wndPtr = WIN_GetPtr( list[i] )) && wndPtr != WND_OTHER_PROCESS)
{
if (wndPtr->hrgnWnd && !PtInRegion( wndPtr->hrgnWnd,
pt.x - rectWindow.left, pt.y - rectWindow.top ))
{
WIN_ReleasePtr( wndPtr );
continue; /* point outside window region -> skip */
}
WIN_ReleasePtr( wndPtr );
}
/* If window is minimized or disabled, return at once */
if (style & WS_MINIMIZE)
{
*hittest = HTCAPTION;
return list[i];
}
if (style & WS_DISABLED)
{
*hittest = HTERROR;
return list[i];
}
/* If point is in client area, explore children */
if (PtInRect( &rectClient, pt ))
{
POINT new_pt;
HWND ret;
new_pt.x = pt.x - rectClient.left;
new_pt.y = pt.y - rectClient.top;
if ((ret = find_child_from_point( list[i], new_pt, hittest, lparam )))
return ret;
}
/* Now it's inside window, send WM_NCCHITTEST (if same thread) */
if (!WIN_IsCurrentThread( list[i] ))
{
*hittest = HTCLIENT;
return list[i];
}
if ((res = SendMessageA( list[i], WM_NCHITTEST, 0, lparam )) != HTTRANSPARENT)
{
*hittest = res; /* Found the window */
return list[i];
}
/* continue search with next sibling */
}
return 0;
}
/***********************************************************************
* WINPOS_WindowFromPoint
*
* Find the window and hittest for a given point.
*/
HWND WINPOS_WindowFromPoint( HWND hwndScope, POINT pt, INT *hittest )
{
POINT xy = pt;
int res;
LONG style;
TRACE("scope %04x %ld,%ld\n", hwndScope, pt.x, pt.y);
if (!hwndScope) hwndScope = GetDesktopWindow();
style = GetWindowLongW( hwndScope, GWL_STYLE );
*hittest = HTERROR;
if (style & WS_DISABLED) return 0;
MapWindowPoints( GetDesktopWindow(), GetAncestor( hwndScope, GA_PARENT ), &xy, 1 );
if (!(style & WS_MINIMIZE))
{
RECT rectClient;
if (WIN_GetRectangles( hwndScope, NULL, &rectClient ) && PtInRect( &rectClient, xy ))
{
HWND ret;
xy.x -= rectClient.left;
xy.y -= rectClient.top;
if ((ret = find_child_from_point( hwndScope, xy, hittest, MAKELONG( pt.x, pt.y ) )))
{
TRACE( "found child %x\n", ret );
return ret;
}
}
}
/* If nothing found, try the scope window */
if (!WIN_IsCurrentThread( hwndScope ))
{
*hittest = HTCLIENT;
TRACE( "returning %x\n", hwndScope );
return hwndScope;
}
res = SendMessageA( hwndScope, WM_NCHITTEST, 0, MAKELONG( pt.x, pt.y ) );
if (res != HTTRANSPARENT)
{
*hittest = res; /* Found the window */
TRACE( "returning %x\n", hwndScope );
return hwndScope;
}
*hittest = HTNOWHERE;
TRACE( "nothing found\n" );
return 0;
}
/*******************************************************************
* 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 );
}
/*******************************************************************
* 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 0;
for (i = 0; list[i]; i++)
{
if (!WIN_GetRectangles( list[i], &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 void WINPOS_GetWinOffset( HWND hwndFrom, HWND hwndTo, POINT *offset )
{
WND * wndPtr;
offset->x = offset->y = 0;
/* Translate source window origin to screen coords */
if (hwndFrom)
{
HWND hwnd = hwndFrom;
while (hwnd)
{
if (hwnd == hwndTo) return;
if (!(wndPtr = WIN_GetPtr( hwnd )))
{
ERR( "bad hwndFrom = %04x\n", hwnd );
return;
}
if (wndPtr == WND_OTHER_PROCESS) goto other_process;
offset->x += wndPtr->rectClient.left;
offset->y += wndPtr->rectClient.top;
hwnd = wndPtr->parent;
WIN_ReleasePtr( wndPtr );
}
}
/* Translate origin to destination window coords */
if (hwndTo)
{
HWND hwnd = hwndTo;
while (hwnd)
{
if (!(wndPtr = WIN_GetPtr( hwnd )))
{
ERR( "bad hwndTo = %04x\n", hwnd );
return;
}
if (wndPtr == WND_OTHER_PROCESS) goto other_process;
offset->x -= wndPtr->rectClient.left;
offset->y -= wndPtr->rectClient.top;
hwnd = wndPtr->parent;
WIN_ReleasePtr( wndPtr );
}
}
return;
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 = hwndFrom;
req->to = hwndTo;
if (!wine_server_call( req ))
{
offset->x = reply->x;
offset->y = reply->y;
}
}
SERVER_END_REQ;
}
/*******************************************************************
* MapWindowPoints (USER.258)
*/
void WINAPI MapWindowPoints16( HWND16 hwndFrom, HWND16 hwndTo,
LPPOINT16 lppt, UINT16 count )
{
POINT offset;
WINPOS_GetWinOffset( WIN_Handle32(hwndFrom), WIN_Handle32(hwndTo), &offset );
while (count--)
{
lppt->x += offset.x;
lppt->y += offset.y;
lppt++;
}
}
/*******************************************************************
* MapWindowPoints (USER32.@)
*/
INT WINAPI MapWindowPoints( HWND hwndFrom, HWND hwndTo, LPPOINT lppt, UINT count )
{
POINT offset;
WINPOS_GetWinOffset( hwndFrom, hwndTo, &offset );
while (count--)
{
lppt->x += offset.x;
lppt->y += offset.y;
lppt++;
}
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;
}
/*******************************************************************
* GetActiveWindow (USER32.@)
*/
HWND WINAPI GetActiveWindow(void)
{
MESSAGEQUEUE *pCurMsgQ = 0;
/* Get the messageQ for the current thread */
if (!(pCurMsgQ = QUEUE_Current()))
{
WARN("\tCurrent message queue not found. Exiting!\n" );
return 0;
}
/* Return the current active window from the perQ data of the current message Q */
return PERQDATA_GetActiveWnd( pCurMsgQ->pQData );
}
/*******************************************************************
* WINPOS_CanActivate
*/
static BOOL WINPOS_CanActivate(HWND hwnd)
{
if (!hwnd) return FALSE;
return ((GetWindowLongW( hwnd, GWL_STYLE ) & (WS_DISABLED|WS_CHILD)) == 0);
}
/*******************************************************************
* WINPOS_IsVisible
*/
static BOOL WINPOS_IsVisible(HWND hwnd)
{
if (!hwnd) return FALSE;
return ((GetWindowLongW( hwnd, GWL_STYLE ) & WS_VISIBLE) == WS_VISIBLE);
}
/*******************************************************************
* SetActiveWindow (USER32.@)
*/
HWND WINAPI SetActiveWindow( HWND hwnd )
{
HWND prev = 0;
WND *wndPtr = WIN_FindWndPtr( hwnd );
MESSAGEQUEUE *pMsgQ = 0, *pCurMsgQ = 0;
if (!wndPtr) return 0;
if (wndPtr->dwStyle & (WS_DISABLED | WS_CHILD)) goto error;
/* Get the messageQ for the current thread */
if (!(pCurMsgQ = QUEUE_Current()))
{
WARN("\tCurrent message queue not found. Exiting!\n" );
goto error;
}
/* Retrieve the message queue associated with this window */
pMsgQ = (MESSAGEQUEUE *)QUEUE_Lock( wndPtr->hmemTaskQ );
if ( !pMsgQ )
{
WARN("\tWindow message queue not found. Exiting!\n" );
goto error;
}
/* Make sure that the window is associated with the calling threads
* message queue. It must share the same perQ data.
*/
if ( pCurMsgQ->pQData != pMsgQ->pQData )
{
QUEUE_Unlock( pMsgQ );
goto error;
}
/* Save current active window */
prev = PERQDATA_GetActiveWnd( pMsgQ->pQData );
QUEUE_Unlock( pMsgQ );
WIN_ReleaseWndPtr(wndPtr);
WINPOS_SetActiveWindow( hwnd, FALSE, TRUE );
return prev;
error:
WIN_ReleaseWndPtr(wndPtr);
return 0;
}
/*******************************************************************
* GetForegroundWindow (USER32.@)
*/
HWND WINAPI GetForegroundWindow(void)
{
HWND hwndActive = 0;
/* Get the foreground window (active window of hActiveQueue) */
if ( hActiveQueue )
{
MESSAGEQUEUE *pActiveQueue = QUEUE_Lock( hActiveQueue );
if ( pActiveQueue )
hwndActive = PERQDATA_GetActiveWnd( pActiveQueue->pQData );
QUEUE_Unlock( pActiveQueue );
}
return hwndActive;
}
/*******************************************************************
* SetForegroundWindow (USER32.@)
*/
BOOL WINAPI SetForegroundWindow( HWND hwnd )
{
if (!hwnd) return WINPOS_SetActiveWindow( 0, FALSE, TRUE );
/* child windows get WM_CHILDACTIVATE message */
if ((GetWindowLongW( hwnd, GWL_STYLE ) & (WS_CHILD | WS_POPUP)) == WS_CHILD)
return SendMessageA( hwnd, WM_CHILDACTIVATE, 0, 0 );
hwnd = WIN_GetFullHandle( hwnd );
if( hwnd == GetForegroundWindow() ) return FALSE;
return WINPOS_SetActiveWindow( hwnd, FALSE, TRUE );
}
/*******************************************************************
* 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;
}
/*******************************************************************
* SetShellWindow (USER32.@)
*/
HWND WINAPI SetShellWindow(HWND hwndshell)
{ WARN("(hWnd=%08x) semi stub\n",hwndshell );
hGlobalShellWindow = WIN_GetFullHandle( hwndshell );
return hGlobalShellWindow;
}
/*******************************************************************
* GetShellWindow (USER32.@)
*/
HWND WINAPI GetShellWindow(void)
{ WARN("(hWnd=%x) semi stub\n",hGlobalShellWindow );
return hGlobalShellWindow;
}
/***********************************************************************
* 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("%04x %d,%d %dx%d %d\n",
hwnd, x, y, cx, cy, repaint );
return SetWindowPos( hwnd, 0, x, y, cx, cy, flags );
}
/***********************************************************************
* WINPOS_InitInternalPos
*/
static LPINTERNALPOS WINPOS_InitInternalPos( WND* wnd, POINT pt, const RECT *restoreRect )
{
LPINTERNALPOS lpPos = (LPINTERNALPOS) GetPropA( wnd->hwndSelf,
atomInternalPos );
if( !lpPos )
{
/* this happens when the window is minimized/maximized
* for the first time (rectWindow is not adjusted yet) */
lpPos = HeapAlloc( GetProcessHeap(), 0, sizeof(INTERNALPOS) );
if( !lpPos ) return NULL;
SetPropA( wnd->hwndSelf, atomInternalPos, (HANDLE)lpPos );
lpPos->hwndIconTitle = 0; /* defer until needs to be shown */
CONV_RECT32TO16( &wnd->rectWindow, &lpPos->rectNormal );
*(UINT*)&lpPos->ptIconPos = *(UINT*)&lpPos->ptMaxPos = 0xFFFFFFFF;
}
if( wnd->dwStyle & WS_MINIMIZE )
CONV_POINT32TO16( &pt, &lpPos->ptIconPos );
else if( wnd->dwStyle & WS_MAXIMIZE )
CONV_POINT32TO16( &pt, &lpPos->ptMaxPos );
else if( restoreRect )
CONV_RECT32TO16( restoreRect, &lpPos->rectNormal );
return lpPos;
}
/***********************************************************************
* WINPOS_RedrawIconTitle
*/
BOOL WINPOS_RedrawIconTitle( HWND hWnd )
{
LPINTERNALPOS lpPos = (LPINTERNALPOS)GetPropA( hWnd, atomInternalPos );
if( lpPos )
{
if( lpPos->hwndIconTitle )
{
SendMessageA( lpPos->hwndIconTitle, WM_SHOWWINDOW, TRUE, 0);
InvalidateRect( lpPos->hwndIconTitle, NULL, TRUE );
return TRUE;
}
}
return FALSE;
}
/***********************************************************************
* WINPOS_ShowIconTitle
*/
BOOL WINPOS_ShowIconTitle( HWND hwnd, BOOL bShow )
{
LPINTERNALPOS lpPos = (LPINTERNALPOS)GetPropA( hwnd, atomInternalPos );
if( lpPos && !(GetWindowLongA( hwnd, GWL_EXSTYLE) & WS_EX_MANAGED))
{
HWND title = lpPos->hwndIconTitle;
TRACE("0x%04x %i\n", hwnd, (bShow != 0) );
if( !title )
lpPos->hwndIconTitle = title = ICONTITLE_Create( hwnd );
if( bShow )
{
if (!IsWindowVisible(title))
{
SendMessageA( title, WM_SHOWWINDOW, TRUE, 0 );
SetWindowPos( title, 0, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE |
SWP_NOACTIVATE | SWP_NOZORDER | SWP_SHOWWINDOW );
}
}
else 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 )
{
LPINTERNALPOS lpPos;
MINMAXINFO MinMax;
INT xinc, yinc;
LONG style = GetWindowLongA( hwnd, GWL_STYLE );
LONG exstyle = GetWindowLongA( hwnd, GWL_EXSTYLE );
/* Compute default values */
MinMax.ptMaxSize.x = GetSystemMetrics(SM_CXSCREEN);
MinMax.ptMaxSize.y = GetSystemMetrics(SM_CYSCREEN);
MinMax.ptMinTrackSize.x = GetSystemMetrics(SM_CXMINTRACK);
MinMax.ptMinTrackSize.y = GetSystemMetrics(SM_CYMINTRACK);
MinMax.ptMaxTrackSize.x = GetSystemMetrics(SM_CXSCREEN);
MinMax.ptMaxTrackSize.y = GetSystemMetrics(SM_CYSCREEN);
if (HAS_DLGFRAME( style, exstyle ))
{
xinc = GetSystemMetrics(SM_CXDLGFRAME);
yinc = GetSystemMetrics(SM_CYDLGFRAME);
}
else
{
xinc = yinc = 0;
if (HAS_THICKFRAME(style))
{
xinc += GetSystemMetrics(SM_CXFRAME);
yinc += GetSystemMetrics(SM_CYFRAME);
}
if (style & WS_BORDER)
{
xinc += GetSystemMetrics(SM_CXBORDER);
yinc += GetSystemMetrics(SM_CYBORDER);
}
}
MinMax.ptMaxSize.x += 2 * xinc;
MinMax.ptMaxSize.y += 2 * yinc;
lpPos = (LPINTERNALPOS)GetPropA( hwnd, atomInternalPos );
if( lpPos && !EMPTYPOINT(lpPos->ptMaxPos) )
CONV_POINT16TO32( &lpPos->ptMaxPos, &MinMax.ptMaxPosition );
else
{
MinMax.ptMaxPosition.x = -xinc;
MinMax.ptMaxPosition.y = -yinc;
}
SendMessageA( hwnd, WM_GETMINMAXINFO, 0, (LPARAM)&MinMax );
/* Some sanity checks */
TRACE("%ld %ld / %ld %ld / %ld %ld / %ld %ld\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;
}
/***********************************************************************
* 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 )
{
/* FIXME: does ShowWindow() return immediately ? */
return ShowWindow(hwnd, cmd);
}
/***********************************************************************
* ShowWindow (USER32.@)
*/
BOOL WINAPI ShowWindow( HWND hwnd, INT cmd )
{
HWND full_handle;
if ((full_handle = WIN_IsCurrentThread( hwnd )))
return USER_Driver.pShowWindow( full_handle, cmd );
return SendMessageW( hwnd, WM_WINE_SHOWWINDOW, cmd, 0 );
}
/***********************************************************************
* GetInternalWindowPos (USER.460)
*/
UINT16 WINAPI GetInternalWindowPos16( HWND16 hwnd, LPRECT16 rectWnd,
LPPOINT16 ptIcon )
{
WINDOWPLACEMENT16 wndpl;
if (GetWindowPlacement16( hwnd, &wndpl ))
{
if (rectWnd) *rectWnd = wndpl.rcNormalPosition;
if (ptIcon) *ptIcon = wndpl.ptMinPosition;
return wndpl.showCmd;
}
return 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_FindWndPtr( hwnd );
LPINTERNALPOS lpPos;
if(!pWnd ) return FALSE;
lpPos = WINPOS_InitInternalPos( pWnd, *(LPPOINT)&pWnd->rectWindow.left, &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;
CONV_POINT16TO32( &lpPos->ptIconPos, &wndpl->ptMinPosition );
CONV_POINT16TO32( &lpPos->ptMaxPos, &wndpl->ptMaxPosition );
CONV_RECT16TO32( &lpPos->rectNormal, &wndpl->rcNormalPosition );
WIN_ReleaseWndPtr(pWnd);
return TRUE;
}
/***********************************************************************
* WINPOS_SetPlacement
*/
static BOOL WINPOS_SetPlacement( HWND hwnd, const WINDOWPLACEMENT *wndpl, UINT flags )
{
WND *pWnd = WIN_FindWndPtr( hwnd );
if( pWnd )
{
LPINTERNALPOS lpPos = (LPINTERNALPOS)WINPOS_InitInternalPos( pWnd,
*(LPPOINT)&pWnd->rectWindow.left, &pWnd->rectWindow );
if( flags & PLACE_MIN ) CONV_POINT32TO16( &wndpl->ptMinPosition, &lpPos->ptIconPos );
if( flags & PLACE_MAX ) CONV_POINT32TO16( &wndpl->ptMaxPosition, &lpPos->ptMaxPos );
if( flags & PLACE_RECT) CONV_RECT32TO16( &wndpl->rcNormalPosition, &lpPos->rectNormal );
if( pWnd->dwStyle & WS_MINIMIZE )
{
WINPOS_ShowIconTitle( pWnd->hwndSelf, FALSE );
if( wndpl->flags & WPF_SETMINPOSITION && !EMPTYPOINT(lpPos->ptIconPos))
SetWindowPos( hwnd, 0, lpPos->ptIconPos.x, lpPos->ptIconPos.y,
0, 0, SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE );
}
else if( pWnd->dwStyle & WS_MAXIMIZE )
{
if( !EMPTYPOINT(lpPos->ptMaxPos) )
SetWindowPos( hwnd, 0, lpPos->ptMaxPos.x, lpPos->ptMaxPos.y,
0, 0, SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE );
}
else if( flags & PLACE_RECT )
SetWindowPos( hwnd, 0, lpPos->rectNormal.left, lpPos->rectNormal.top,
lpPos->rectNormal.right - lpPos->rectNormal.left,
lpPos->rectNormal.bottom - lpPos->rectNormal.top,
SWP_NOZORDER | SWP_NOACTIVATE );
ShowWindow( hwnd, wndpl->showCmd );
if( IsWindow(hwnd) && pWnd->dwStyle & WS_MINIMIZE )
{
if( pWnd->dwStyle & WS_VISIBLE ) WINPOS_ShowIconTitle( pWnd->hwndSelf, TRUE );
/* SDK: ...valid only the next time... */
if( wndpl->flags & WPF_RESTORETOMAXIMIZED ) pWnd->flags |= WIN_RESTORE_MAX;
}
WIN_ReleaseWndPtr(pWnd);
return TRUE;
}
return FALSE;
}
/***********************************************************************
* SetWindowPlacement (USER32.@)
*
* Win95:
* Fails if wndpl->length of Win95 (!) apps is invalid.
*/
BOOL WINAPI SetWindowPlacement( HWND hwnd, const WINDOWPLACEMENT *wpl )
{
if (!wpl) return FALSE;
return WINPOS_SetPlacement( hwnd, wpl, PLACE_MIN | PLACE_MAX | PLACE_RECT );
}
/***********************************************************************
* 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 )
{
if( IsWindow(hwnd) )
{
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 );
}
}
/*******************************************************************
* WINPOS_SetActiveWindow
*
* SetActiveWindow() back-end. This is the only function that
* can assign active status to a window. It must be called only
* for the top level windows.
*/
BOOL WINPOS_SetActiveWindow( HWND hWnd, BOOL fMouse, BOOL fChangeFocus)
{
WND* wndPtr=0, *wndTemp;
HQUEUE16 hOldActiveQueue, hNewActiveQueue;
MESSAGEQUEUE *pOldActiveQueue = 0, *pNewActiveQueue = 0;
WORD wIconized = 0;
HWND hwndActive = 0;
BOOL bRet = 0;
TRACE("(%04x, %d, %d)\n", hWnd, fMouse, fChangeFocus );
/* Get current active window from the active queue */
if ( hActiveQueue )
{
pOldActiveQueue = QUEUE_Lock( hActiveQueue );
if ( pOldActiveQueue )
hwndActive = PERQDATA_GetActiveWnd( pOldActiveQueue->pQData );
}
if ((wndPtr = WIN_FindWndPtr(hWnd)))
hWnd = wndPtr->hwndSelf; /* make it a full handle */
/* paranoid checks */
if( hWnd == GetDesktopWindow() || (bRet = (hWnd == hwndActive)) )
goto CLEANUP_END;
/* if (wndPtr && (GetFastQueue16() != wndPtr->hmemTaskQ))
* return 0;
*/
hOldActiveQueue = hActiveQueue;
if( (wndTemp = WIN_FindWndPtr(hwndActive)) )
{
wIconized = HIWORD(wndTemp->dwStyle & WS_MINIMIZE);
WIN_ReleaseWndPtr(wndTemp);
}
else
TRACE("no current active window.\n");
/* call CBT hook chain */
if (HOOK_IsHooked( WH_CBT ))
{
CBTACTIVATESTRUCT cbt;
cbt.fMouse = fMouse;
cbt.hWndActive = hwndActive;
if (HOOK_CallHooksA( WH_CBT, HCBT_ACTIVATE, (WPARAM)hWnd, (LPARAM)&cbt )) goto CLEANUP_END;
}
/* set prev active wnd to current active wnd and send notification */
if ((hwndPrevActive = hwndActive) && IsWindow(hwndPrevActive))
{
MESSAGEQUEUE *pTempActiveQueue = 0;
if (!SendMessageA( hwndPrevActive, WM_NCACTIVATE, FALSE, 0 ))
{
if (GetSysModalWindow16() != WIN_Handle16(hWnd)) goto CLEANUP_END;
/* disregard refusal if hWnd is sysmodal */
}
SendMessageA( hwndPrevActive, WM_ACTIVATE,
MAKEWPARAM( WA_INACTIVE, wIconized ),
(LPARAM)hWnd );
/* check if something happened during message processing
* (global active queue may have changed)
*/
pTempActiveQueue = QUEUE_Lock( hActiveQueue );
if(!pTempActiveQueue)
goto CLEANUP_END;
hwndActive = PERQDATA_GetActiveWnd( pTempActiveQueue->pQData );
QUEUE_Unlock( pTempActiveQueue );
if( hwndPrevActive != hwndActive )
goto CLEANUP_END;
}
/* Set new active window in the message queue */
hwndActive = hWnd;
if ( wndPtr )
{
pNewActiveQueue = QUEUE_Lock( wndPtr->hmemTaskQ );
if ( pNewActiveQueue )
PERQDATA_SetActiveWnd( pNewActiveQueue->pQData, hwndActive );
}
else /* have to do this or MDI frame activation goes to hell */
if( pOldActiveQueue )
PERQDATA_SetActiveWnd( pOldActiveQueue->pQData, 0 );
/* send palette messages */
if (hWnd && SendMessageW( hWnd, WM_QUERYNEWPALETTE, 0, 0L))
SendMessageW( HWND_BROADCAST, WM_PALETTEISCHANGING, (WPARAM)hWnd, 0 );
/* if prev wnd is minimized redraw icon title */
if( IsIconic( hwndPrevActive ) ) WINPOS_RedrawIconTitle(hwndPrevActive);
/* managed windows will get ConfigureNotify event */
if (wndPtr && !(wndPtr->dwStyle & WS_CHILD) && !(wndPtr->dwExStyle & WS_EX_MANAGED))
{
/* check Z-order and bring hWnd to the top */
HWND tmp = GetTopWindow(0);
while (tmp && !(GetWindowLongA( tmp, GWL_STYLE ) & WS_VISIBLE))
tmp = GetWindow( tmp, GW_HWNDNEXT );
if( tmp != hWnd )
SetWindowPos(hWnd, HWND_TOP, 0,0,0,0,
SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE );
if (!IsWindow(hWnd))
goto CLEANUP;
}
/* Get a handle to the new active queue */
hNewActiveQueue = wndPtr ? wndPtr->hmemTaskQ : 0;
/* send WM_ACTIVATEAPP if necessary */
if (hOldActiveQueue != hNewActiveQueue)
{
HWND *list, *phwnd;
DWORD old_thread = GetWindowThreadProcessId( hwndPrevActive, NULL );
DWORD new_thread = GetWindowThreadProcessId( hwndActive, NULL );
if ((list = WIN_ListChildren( GetDesktopWindow() )))
{
for (phwnd = list; *phwnd; phwnd++)
{
if (!IsWindow( *phwnd )) continue;
if (GetWindowThreadProcessId( *phwnd, NULL ) == old_thread)
SendMessageW( *phwnd, WM_ACTIVATEAPP, 0, new_thread );
}
HeapFree( GetProcessHeap(), 0, list );
}
hActiveQueue = hNewActiveQueue;
if ((list = WIN_ListChildren( GetDesktopWindow() )))
{
for (phwnd = list; *phwnd; phwnd++)
{
if (!IsWindow( *phwnd )) continue;
if (GetWindowThreadProcessId( *phwnd, NULL ) == new_thread)
SendMessageW( *phwnd, WM_ACTIVATEAPP, 1, old_thread );
}
HeapFree( GetProcessHeap(), 0, list );
}
if (hWnd && !IsWindow(hWnd)) goto CLEANUP;
}
if (hWnd)
{
/* walk up to the first unowned window */
HWND tmp = GetAncestor( hWnd, GA_ROOTOWNER );
if ((wndTemp = WIN_FindWndPtr( tmp )))
{
/* and set last active owned popup */
wndTemp->hwndLastActive = hWnd;
wIconized = HIWORD(wndTemp->dwStyle & WS_MINIMIZE);
WIN_ReleaseWndPtr(wndTemp);
}
SendMessageA( hWnd, WM_NCACTIVATE, TRUE, 0 );
SendMessageA( hWnd, WM_ACTIVATE,
MAKEWPARAM( (fMouse) ? WA_CLICKACTIVE : WA_ACTIVE, wIconized),
(LPARAM)hwndPrevActive );
if( !IsWindow(hWnd) ) goto CLEANUP;
}
/* change focus if possible */
if ( fChangeFocus )
{
if ( pNewActiveQueue )
{
HWND hOldFocus = PERQDATA_GetFocusWnd( pNewActiveQueue->pQData );
if ( !hOldFocus || GetAncestor( hOldFocus, GA_ROOT ) != hwndActive )
FOCUS_SwitchFocus( pNewActiveQueue, hOldFocus,
(wndPtr && (wndPtr->dwStyle & WS_MINIMIZE))?
0 : hwndActive );
}
if ( pOldActiveQueue &&
( !pNewActiveQueue ||
pNewActiveQueue->pQData != pOldActiveQueue->pQData ) )
{
HWND hOldFocus = PERQDATA_GetFocusWnd( pOldActiveQueue->pQData );
if ( hOldFocus )
FOCUS_SwitchFocus( pOldActiveQueue, hOldFocus, 0 );
}
}
if( !hwndPrevActive && wndPtr )
{
if (USER_Driver.pForceWindowRaise) USER_Driver.pForceWindowRaise( wndPtr->hwndSelf );
}
/* if active wnd is minimized redraw icon title */
if( IsIconic(hwndActive) ) WINPOS_RedrawIconTitle(hwndActive);
bRet = (hWnd == hwndActive); /* Success? */
CLEANUP: /* Unlock the message queues before returning */
if ( pNewActiveQueue )
QUEUE_Unlock( pNewActiveQueue );
CLEANUP_END:
if ( pOldActiveQueue )
QUEUE_Unlock( pOldActiveQueue );
WIN_ReleaseWndPtr(wndPtr);
return bRet;
}
/*******************************************************************
* WINPOS_ActivateOtherWindow
*
* Activates window other than pWnd.
*/
void WINPOS_ActivateOtherWindow(HWND hwnd)
{
HWND hwndActive = 0;
HWND hwndTo = 0;
HWND hwndDefaultTo = 0;
HWND owner;
/* Get current active window from the active queue */
if ( hActiveQueue )
{
MESSAGEQUEUE *pActiveQueue = QUEUE_Lock( hActiveQueue );
if ( pActiveQueue )
{
hwndActive = PERQDATA_GetActiveWnd( pActiveQueue->pQData );
QUEUE_Unlock( pActiveQueue );
}
}
if (!(hwnd = WIN_IsCurrentThread( hwnd ))) return;
if( hwnd == hwndPrevActive )
hwndPrevActive = 0;
if( hwndActive != hwnd && (hwndActive || USER_IsExitingThread( GetCurrentThreadId() )))
return;
if (!(GetWindowLongW( hwnd, GWL_STYLE ) & WS_POPUP) ||
!(owner = GetWindow( hwnd, GW_OWNER )) ||
!WINPOS_CanActivate((hwndTo = GetAncestor( owner, GA_ROOT ))) ||
!WINPOS_IsVisible(hwndTo))
{
HWND tmp = GetAncestor( hwnd, GA_ROOT );
hwndTo = hwndPrevActive;
while( !WINPOS_CanActivate(hwndTo) || !WINPOS_IsVisible(hwndTo))
{
/* by now owned windows should've been taken care of */
if(!hwndDefaultTo && WINPOS_CanActivate(hwndTo))
hwndDefaultTo = hwndTo;
tmp = hwndTo = GetWindow( tmp, GW_HWNDNEXT );
if( !hwndTo )
{
hwndTo = hwndDefaultTo;
break;
}
}
}
SetActiveWindow( hwndTo );
hwndPrevActive = 0;
}
/***********************************************************************
* WINPOS_HandleWindowPosChanging16
*
* Default handling for a WM_WINDOWPOSCHANGING. Called from DefWindowProc().
*/
LONG WINPOS_HandleWindowPosChanging16( HWND hwnd, WINDOWPOS16 *winpos )
{
POINT maxSize, minTrack;
LONG style = GetWindowLongA( hwnd, GWL_STYLE );
if (winpos->flags & SWP_NOSIZE) return 0;
if ((style & WS_THICKFRAME) || ((style & (WS_POPUP | WS_CHILD)) == 0))
{
WINPOS_GetMinMaxInfo( hwnd, &maxSize, NULL, &minTrack, NULL );
if (maxSize.x < winpos->cx) winpos->cx = maxSize.x;
if (maxSize.y < winpos->cy) winpos->cy = maxSize.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;
}
/***********************************************************************
* WINPOS_HandleWindowPosChanging
*
* Default handling for a WM_WINDOWPOSCHANGING. Called from DefWindowProc().
*/
LONG WINPOS_HandleWindowPosChanging( HWND hwnd, WINDOWPOS *winpos )
{
POINT maxSize, minTrack;
LONG style = GetWindowLongA( hwnd, GWL_STYLE );
if (winpos->flags & SWP_NOSIZE) return 0;
if ((style & WS_THICKFRAME) || ((style & (WS_POPUP | WS_CHILD)) == 0))
{
WINPOS_GetMinMaxInfo( hwnd, &maxSize, NULL, &minTrack, NULL );
winpos->cx = min( winpos->cx, maxSize.x );
winpos->cy = min( winpos->cy, maxSize.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;
}
/***********************************************************************
* SetWindowPos (USER32.@)
*/
BOOL WINAPI SetWindowPos( HWND hwnd, HWND hwndInsertAfter,
INT x, INT y, INT cx, INT cy, UINT flags )
{
WINDOWPOS winpos;
winpos.hwnd = hwnd;
winpos.hwndInsertAfter = hwndInsertAfter;
winpos.x = x;
winpos.y = y;
winpos.cx = cx;
winpos.cy = cy;
winpos.flags = flags;
if (WIN_IsCurrentThread( hwnd )) return USER_Driver.pSetWindowPos( &winpos );
return SendMessageW( winpos.hwnd, WM_WINE_SETWINDOWPOS, 0, (LPARAM)&winpos );
}
/***********************************************************************
* BeginDeferWindowPos (USER32.@)
*/
HDWP WINAPI BeginDeferWindowPos( INT count )
{
HDWP handle;
DWP *pDWP;
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;
handle = USER_HEAP_ALLOC( sizeof(DWP) + (count-1)*sizeof(WINDOWPOS) );
if (!handle) return 0;
pDWP = (DWP *) USER_HEAP_LIN_ADDR( handle );
pDWP->actualCount = 0;
pDWP->suggestedCount = count;
pDWP->valid = TRUE;
pDWP->wMagic = DWP_MAGIC;
pDWP->hwndParent = 0;
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 newhdwp = hdwp,retvalue;
hwnd = WIN_GetFullHandle( hwnd );
if (hwnd == GetDesktopWindow()) return 0;
if (!(pDWP = USER_HEAP_LIN_ADDR( hdwp ))) return 0;
USER_Lock();
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 = 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);
retvalue = hdwp;
goto END;
}
}
if (pDWP->actualCount >= pDWP->suggestedCount)
{
newhdwp = USER_HEAP_REALLOC( hdwp,
sizeof(DWP) + pDWP->suggestedCount*sizeof(WINDOWPOS) );
if (!newhdwp)
{
retvalue = 0;
goto END;
}
pDWP = (DWP *) USER_HEAP_LIN_ADDR( newhdwp );
pDWP->suggestedCount++;
}
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++;
retvalue = newhdwp;
END:
USER_Unlock();
return retvalue;
}
/***********************************************************************
* EndDeferWindowPos (USER32.@)
*/
BOOL WINAPI EndDeferWindowPos( HDWP hdwp )
{
DWP *pDWP;
WINDOWPOS *winpos;
BOOL res = TRUE;
int i;
pDWP = (DWP *) USER_HEAP_LIN_ADDR( hdwp );
if (!pDWP) return FALSE;
for (i = 0, winpos = pDWP->winPos; i < pDWP->actualCount; i++, winpos++)
{
if (!(res = USER_Driver.pSetWindowPos( winpos ))) break;
}
USER_HEAP_FREE( hdwp );
return res;
}
/***********************************************************************
* TileChildWindows (USER.199)
*/
void WINAPI TileChildWindows16( HWND16 parent, WORD action )
{
FIXME("(%04x, %d): stub\n", parent, action);
}
/***********************************************************************
* CascadeChildWindows (USER.198)
*/
void WINAPI CascadeChildWindows16( HWND16 parent, WORD action )
{
FIXME("(%04x, %d): stub\n", parent, action);
}
/***********************************************************************
* SetProgmanWindow (USER32.@)
*/
HWND WINAPI SetProgmanWindow ( HWND hwnd )
{
hGlobalProgmanWindow = hwnd;
return hGlobalProgmanWindow;
}
/***********************************************************************
* GetProgmanWindow (USER32.@)
*/
HWND WINAPI GetProgmanWindow(void)
{
return hGlobalProgmanWindow;
}
/***********************************************************************
* SetShellWindowEx (USER32.@)
* hwndProgman = Progman[Program Manager]
* |-> SHELLDLL_DefView
* hwndListView = | |-> SysListView32
* | | |-> tooltips_class32
* | |
* | |-> SysHeader32
* |
* |-> ProxyTarget
*/
HWND WINAPI SetShellWindowEx ( HWND hwndProgman, HWND hwndListView )
{
FIXME("0x%08x 0x%08x stub\n",hwndProgman ,hwndListView );
hGlobalShellWindow = hwndProgman;
return hGlobalShellWindow;
}
/***********************************************************************
* SetTaskmanWindow (USER32.@)
* NOTES
* hwnd = MSTaskSwWClass
* |-> SysTabControl32
*/
HWND WINAPI SetTaskmanWindow ( HWND hwnd )
{
hGlobalTaskmanWindow = hwnd;
return hGlobalTaskmanWindow;
}
/***********************************************************************
* GetTaskmanWindow (USER32.@)
*/
HWND WINAPI GetTaskmanWindow(void)
{
return hGlobalTaskmanWindow;
}
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