[ros-diffs] [jimtabor] 22792: - NtUser/CreateWindowExA/W: - Add support for WS_EX_MDICHILD. Reordered sequence for setting WindowObject and callers styles. - Synced mdi.c from Wine. Added support function MDI_GetId help return IDMenu. - Thanks to GreatLord for helping.

Author: jimtabor
Date: Mon Jul  3 08:33:29 2006
New Revision: 22792

URL: http://svn.reactos.org/svn/reactos?rev=22792&view=rev
Log:
- NtUser/CreateWindowExA/W:
  - Add support for WS_EX_MDICHILD. Reordered sequence for setting WindowObject and
callers styles.
  - Synced mdi.c from Wine. Added support function MDI_GetId help return IDMenu.
  - Thanks to GreatLord for helping.

Modified:
    trunk/reactos/dll/win32/user32/windows/mdi.c
    trunk/reactos/dll/win32/user32/windows/window.c
    trunk/reactos/media/doc/README.WINE
    trunk/reactos/subsystems/win32/win32k/ntuser/window.c

Modified: trunk/reactos/dll/win32/user32/windows/mdi.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/win32/user32/windows/m…
==============================================================================
--- trunk/reactos/dll/win32/user32/windows/mdi.c (original)
+++ trunk/reactos/dll/win32/user32/windows/mdi.c Mon Jul  3 08:33:29 2006
@@ -18,7 +18,7 @@
  *
  * 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
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  *
  * Notes: Fairly complete implementation.
  *        Also, Excel and WinWord do _not_ use MDI so if you're trying
@@ -84,15 +84,9 @@
 
 #include <wine/debug.h>
 
-
 WINE_DEFAULT_DEBUG_CHANNEL(mdi);
 
-#define MDI_MAXLISTLENGTH       0x40
 #define MDI_MAXTITLELENGTH      0xa1
-
-#define MDI_NOFRAMEREPAINT      0
-#define MDI_REPAINTFRAMENOW     1
-#define MDI_REPAINTFRAME        2
 
 #define WM_MDICALCCHILDSCROLL   0x10ac /* this is exactly what Windows uses */
 
@@ -107,8 +101,9 @@
 typedef struct
 {
     UINT      nActiveChildren;
-    HWND      hwndChildMaximized;
     HWND      hwndActiveChild;
+    HWND      *child; /* array of tracked children */
+    HMENU     hFrameMenu;
     HMENU     hWindowMenu;
     UINT      idFirstChild;
     LPWSTR    frameTitle;
@@ -120,16 +115,15 @@
 static HBITMAP hBmpClose   = 0;
 
 /* ----------------- declarations ----------------- */
-static void MDI_UpdateFrameText( HWND, HWND, BOOL, LPCWSTR);
+static void MDI_UpdateFrameText( HWND, HWND, LPCWSTR);
 static BOOL MDI_AugmentFrameMenu( HWND, HWND );
 static BOOL MDI_RestoreFrameMenu( HWND, HWND );
 static LONG MDI_ChildActivate( HWND, HWND );
+static LRESULT MDI_RefreshMenu(MDICLIENTINFO *);
 
 static HWND MDI_MoreWindowsDialog(HWND);
-static void MDI_SwapMenuItems(HWND, UINT, UINT);
 static LRESULT WINAPI MDIClientWndProcA( HWND hwnd, UINT message, WPARAM wParam, LPARAM
lParam );
 static LRESULT WINAPI MDIClientWndProcW( HWND hwnd, UINT message, WPARAM wParam, LPARAM
lParam );
-
 
 static
 HWND* WIN_ListChildren (HWND hWndparent)
@@ -169,51 +163,25 @@
   return pHwnd;
 }
 
-
-
 #ifdef __REACTOS__
 void WINAPI ScrollChildren(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
 void WINAPI CalcChildScroll(HWND hwnd, INT scroll);
-
-BOOL CALLBACK MDI_GetChildByID_EnumProc (HWND hwnd, LPARAM lParam )
-{
-    DWORD *control = (DWORD *)lParam;
-    if(*control == GetWindowLongW( hwnd, GWL_ID ))
-    {
-        *control = (DWORD)hwnd;
-        return FALSE;
-    }
-    return TRUE;
-}
 #endif
 
 /* -------- Miscellaneous service functions ----------
  *
  *			MDI_GetChildByID
  */
-static HWND MDI_GetChildByID(HWND hwnd, UINT id)
-{
-#ifdef __REACTOS__
-    DWORD Control = id;
-    if (hwnd && !EnumChildWindows(hwnd,
(WNDENUMPROC)&MDI_GetChildByID_EnumProc, (LPARAM)&Control))
-    {
-        return (HWND)Control;
+static HWND MDI_GetChildByID(HWND hwnd, UINT id, MDICLIENTINFO *ci)
+{
+    int i;
+
+    for (i = 0; ci->nActiveChildren; i++)
+    {
+        if (GetWindowLongPtrW( ci->child[i], GWLP_ID ) == id)
+            return ci->child[i];
     }
     return 0;
-#else
-    HWND ret;
-    HWND *win_array;
-    int i;
-
-    if (!(win_array = WIN_ListChildren( hwnd ))) return 0;
-    for (i = 0; win_array[i]; i++)
-    {
-        if (GetWindowLongA( win_array[i], GWL_ID ) == id) break;
-    }
-    ret = win_array[i];
-    HeapFree( GetProcessHeap(), 0, win_array );
-    return ret;
-#endif
 }
 
 static void MDI_PostUpdate(HWND hwnd, MDICLIENTINFO* ci, WORD recalc)
@@ -233,11 +201,11 @@
 const struct builtin_class_descr MDICLIENT_builtin_class =
 {
     L"MDIClient",            /* name */
-    0,                       /* style */
-    MDIClientWndProcW,       /* procW */
-    MDIClientWndProcA,       /* procA */
-    sizeof(MDICLIENTINFO *), /* extra */
-    IDC_ARROW,               /* cursor */
+    0,                      /* style */
+    MDIClientWndProcW,      /* procW */
+    MDIClientWndProcA,      /* procA */
+    sizeof(MDICLIENTINFO),  /* extra */
+    IDC_ARROW,              /* cursor */
     (HBRUSH)(COLOR_APPWORKSPACE+1)    /* brush */
 };
 
@@ -253,7 +221,7 @@
     {
         if (win == WND_OTHER_PROCESS)
         {
-            ERR( "client %p belongs to other process\n", client );
+            if (IsWindow(client)) ERR( "client %p belongs to other process\n",
client );
             return NULL;
         }
         if (win->cbWndExtra < sizeof(MDICLIENTINFO)) WARN( "%p is not an MDI
client\n", client );
@@ -278,82 +246,16 @@
     return TRUE;
 }
 
-/**********************************************************************
- *			MDI_MenuModifyItem
- */
-static void MDI_MenuModifyItem( HWND client, HWND hWndChild )
-{
-    MDICLIENTINFO *clientInfo = get_client_info( client );
-    WCHAR buffer[128];
-    UINT n, id;
-
-    if (!clientInfo || !clientInfo->hWindowMenu) return;
-
-    id = GetWindowLongA( hWndChild, GWL_ID );
-    if (id >= clientInfo->idFirstChild + MDI_MOREWINDOWSLIMIT) return;
-    buffer[0] = '&';
-    buffer[1] = '1' + id - clientInfo->idFirstChild;
-    buffer[2] = ' ';
-    GetWindowTextW( hWndChild, buffer + 3, sizeof(buffer)/sizeof(WCHAR) - 3 );
-
-    n = GetMenuState(clientInfo->hWindowMenu, id, MF_BYCOMMAND);
-    ModifyMenuW(clientInfo->hWindowMenu, id, MF_BYCOMMAND | MF_STRING, id, buffer );
-    CheckMenuItem(clientInfo->hWindowMenu, id, n & MF_CHECKED);
-}
-
-/**********************************************************************
- *			MDI_MenuDeleteItem
- */
-static BOOL MDI_MenuDeleteItem( HWND client, HWND hWndChild )
-{
-    WCHAR    	 buffer[128];
-    static const WCHAR format[] = {'&','%','d','
',0};
-    MDICLIENTINFO *clientInfo = get_client_info( client );
-    UINT	 index      = 0,id,n;
-
-    if( !clientInfo->nActiveChildren || !clientInfo->hWindowMenu )
-        return FALSE;
-
-    id = GetWindowLongA( hWndChild, GWL_ID );
-    DeleteMenu(clientInfo->hWindowMenu,id,MF_BYCOMMAND);
-
- /* walk the rest of MDI children to prevent gaps in the id
-  * sequence and in the menu child list */
-
-    for( index = id+1; index <= clientInfo->nActiveChildren +
-				clientInfo->idFirstChild; index++ )
-    {
-        HWND hwnd = MDI_GetChildByID(client,index);
-        if (!hwnd)
-        {
-            TRACE("no window for id=%i\n",index);
-            continue;
-        }
-
-	/* set correct id */
-        SetWindowLongW( hwnd, GWL_ID, GetWindowLongW( hwnd, GWL_ID ) - 1 );
-
-	n = wsprintfW(buffer, format ,index - clientInfo->idFirstChild);
-        GetWindowTextW( hwnd, buffer + n, sizeof(buffer)/sizeof(WCHAR) - n );
-
-	/*  change menu if the current child is to be shown in the
-         *  "Windows" menu
-         */
-        if (index <= clientInfo->idFirstChild + MDI_MOREWINDOWSLIMIT)
-	ModifyMenuW(clientInfo->hWindowMenu ,index ,MF_BYCOMMAND | MF_STRING,
-                      index - 1 , buffer );
-    }
-
-    /*  We must restore the "More Windows..." option if there are enough
children
-     */
-    if (clientInfo->nActiveChildren - 1 > MDI_MOREWINDOWSLIMIT)
-    {
-        WCHAR szTmp[50];
-        LoadStringW(User32Instance, IDS_MDI_MOREWINDOWS, szTmp,
sizeof(szTmp)/sizeof(szTmp[0]));
-        AppendMenuW(clientInfo->hWindowMenu, MF_STRING, clientInfo->idFirstChild +
MDI_MOREWINDOWSLIMIT, szTmp);
-    }
-    return TRUE;
-}
+#ifdef __REACTOS__
+INT
+MDI_GetId(HWND hWndClient)
+{
+    MDICLIENTINFO * ci = get_client_info( hWndClient );
+    if(ci) return ci->idFirstChild + ci->nActiveChildren;
+    return 0;
+}
+#endif
+
 
 /**********************************************************************
  * 			MDI_GetWindow
@@ -401,21 +303,28 @@
  *
  *  It seems that the default height is about 2/3 of the client rect
  */
-static void MDI_CalcDefaultChildPos( HWND hwnd, WORD n, LPPOINT lpPos, INT delta)
+void MDI_CalcDefaultChildPos( HWND hwndClient, INT total, LPPOINT lpPos, INT delta, UINT
*id )
 {
     INT  nstagger;
     RECT rect;
-    INT  spacing = GetSystemMetrics(SM_CYCAPTION) +
-		     GetSystemMetrics(SM_CYFRAME) - 1;
-
-    GetClientRect( hwnd, &rect );
+    INT spacing = GetSystemMetrics(SM_CYCAPTION) + GetSystemMetrics(SM_CYFRAME) - 1;
+
+    if (total < 0) /* we are called from CreateWindow */
+    {
+        MDICLIENTINFO *ci = get_client_info(hwndClient);
+        total = ci ? ci->nTotalCreated : 0;
+        *id = ci->idFirstChild + ci->nActiveChildren;
+        TRACE("MDI child id %04x\n", *id);
+    }
+
+    GetClientRect( hwndClient, &rect );
     if( rect.bottom - rect.top - delta >= spacing )
 	rect.bottom -= delta;
 
     nstagger = (rect.bottom - rect.top)/(3 * spacing);
     lpPos[1].x = (rect.right - rect.left - nstagger * spacing);
     lpPos[1].y = (rect.bottom - rect.top - nstagger * spacing);
-    lpPos[0].x = lpPos[0].y = spacing * (n%(nstagger+1));
+    lpPos[0].x = lpPos[0].y = spacing * (total%(nstagger+1));
 }
 
 /**********************************************************************
@@ -426,7 +335,6 @@
 {
     MDICLIENTINFO *ci;
     HWND hwndFrame = GetParent(hwnd);
-    HMENU oldFrameMenu = GetMenu(hwndFrame);
 
     TRACE("%p %p %p\n", hwnd, hmenuFrame, hmenuWindow);
 
@@ -444,8 +352,13 @@
 
     if (!(ci = get_client_info( hwnd ))) return 0;
 
-    if( ci->hwndChildMaximized && hmenuFrame &&
hmenuFrame!=oldFrameMenu )
-        MDI_RestoreFrameMenu( GetParent(hwnd), ci->hwndChildMaximized );
+    if (hmenuFrame)
+    {
+        if (hmenuFrame == ci->hFrameMenu) return (LRESULT)hmenuFrame;
+
+        if (IsZoomed(ci->hwndActiveChild))
+            MDI_RestoreFrameMenu( hwndFrame, ci->hwndActiveChild );
+    }
 
     if( hmenuWindow && hmenuWindow != ci->hWindowMenu )
     {
@@ -454,267 +367,146 @@
         /* Agent newsreader calls this function with  ci->hWindowMenu == NULL */
         if( ci->hWindowMenu && ci->nActiveChildren )
         {
-            INT j;
-            LPWSTR buffer = NULL;
-	    MENUITEMINFOW mii;
-            INT nbWindowsMenuItems; /* num of documents shown + "More
Windows..." if present */
-            INT i = GetMenuItemCount(ci->hWindowMenu) - 1;
-            INT pos = GetMenuItemCount(hmenuWindow) + 1;
-
-            AppendMenuA( hmenuWindow, MF_SEPARATOR, 0, NULL);
-
-            if (ci->nActiveChildren <= MDI_MOREWINDOWSLIMIT)
-                nbWindowsMenuItems = ci->nActiveChildren;
-            else
-                nbWindowsMenuItems = MDI_MOREWINDOWSLIMIT + 1;
-
-            j = i - nbWindowsMenuItems + 1;
-
-            for( ; i >= j ; i-- )
-            {
-		memset(&mii, 0, sizeof(mii));
-		mii.cbSize = sizeof(mii);
-		mii.fMask = MIIM_CHECKMARKS | MIIM_DATA | MIIM_ID | MIIM_STATE
-		  | MIIM_SUBMENU | MIIM_TYPE | MIIM_BITMAP;
-
-		GetMenuItemInfoW(ci->hWindowMenu, i, TRUE, &mii);
-		if(mii.cch) { /* Menu is MFT_STRING */
-		    mii.cch++; /* add room for '\0' */
-		    buffer = HeapAlloc(GetProcessHeap(), 0,
-				       mii.cch * sizeof(WCHAR));
-		    mii.dwTypeData = buffer;
-		    GetMenuItemInfoW(ci->hWindowMenu, i, TRUE, &mii);
-		}
-                DeleteMenu(ci->hWindowMenu, i, MF_BYPOSITION);
-                InsertMenuItemW(hmenuWindow, pos, TRUE, &mii);
-		if(buffer) {
-		    HeapFree(GetProcessHeap(), 0, buffer);
-		    buffer = NULL;
-		}
-            }
-            /* remove separator */
-            DeleteMenu(ci->hWindowMenu, i, MF_BYPOSITION);
-        }
-        ci->hWindowMenu = hmenuWindow;
+            UINT nActiveChildren_old = ci->nActiveChildren;
+
+            /* Remove all items from old Window menu */
+            ci->nActiveChildren = 0;
+            MDI_RefreshMenu(ci);
+
+            ci->hWindowMenu = hmenuWindow;
+
+            /* Add items to the new Window menu */
+            ci->nActiveChildren = nActiveChildren_old;
+            MDI_RefreshMenu(ci);
+        }
+        else
+            ci->hWindowMenu = hmenuWindow;
     }
 
     if (hmenuFrame)
     {
         SetMenu(hwndFrame, hmenuFrame);
-        if( hmenuFrame!=oldFrameMenu )
-        {
-            if( ci->hwndChildMaximized )
-                MDI_AugmentFrameMenu( GetParent(hwnd), ci->hwndChildMaximized );
+        if( hmenuFrame != ci->hFrameMenu )
+        {
+            HMENU oldFrameMenu = ci->hFrameMenu;
+
+            ci->hFrameMenu = hmenuFrame;
+            if (IsZoomed(ci->hwndActiveChild) &&
(GetWindowLongW(ci->hwndActiveChild, GWL_STYLE) & WS_VISIBLE))
+                MDI_AugmentFrameMenu( hwndFrame, ci->hwndActiveChild );
+
             return (LRESULT)oldFrameMenu;
         }
     }
     else
     {
-        HMENU menu = GetMenu( GetParent(hwnd) );
-	INT nItems = GetMenuItemCount(menu) - 1;
-	UINT iId = GetMenuItemID(menu,nItems) ;
-
-	if( !(iId == SC_RESTORE || iId == SC_CLOSE) )
-	{
-	    /* SetMenu() may already have been called, meaning that this window
-	     * already has its menu. But they may have done a SetMenu() on
-	     * an MDI window, and called MDISetMenu() after the fact, meaning
-	     * that the "if" to this "else" wouldn't catch the need to
-	     * augment the frame menu.
-	     */
-	    if( ci->hwndChildMaximized )
-		MDI_AugmentFrameMenu( GetParent(hwnd), ci->hwndChildMaximized );
-	}
-    }
+        /* SetMenu() may already have been called, meaning that this window
+         * already has its menu. But they may have done a SetMenu() on
+         * an MDI window, and called MDISetMenu() after the fact, meaning
+         * that the "if" to this "else" wouldn't catch the need
to
+         * augment the frame menu.
+         */
+        if( IsZoomed(ci->hwndActiveChild) )
+            MDI_AugmentFrameMenu( hwndFrame, ci->hwndActiveChild );
+    }
+
     return 0;
 }
 
 /**********************************************************************
  *            MDIRefreshMenu
  */
-static LRESULT MDIRefreshMenu( HWND hwnd, HMENU hmenuFrame,
-                           HMENU hmenuWindow)
-{
-    HWND hwndFrame = GetParent(hwnd);
-    HMENU oldFrameMenu = GetMenu(hwndFrame);
-
-    TRACE("%p %p %p\n", hwnd, hmenuFrame, hmenuWindow);
-
-    FIXME("partially function stub\n");
-
-    return (LRESULT)oldFrameMenu;
+static LRESULT MDI_RefreshMenu(MDICLIENTINFO *ci)
+{
+    UINT i, count, visible, id;
+    WCHAR buf[MDI_MAXTITLELENGTH];
+
+    TRACE("children %u, window menu %p\n", ci->nActiveChildren,
ci->hWindowMenu);
+
+    if (!ci->hWindowMenu)
+        return 0;
+
+    if (!IsMenu(ci->hWindowMenu))
+    {
+        WARN("Window menu handle %p is no more valid\n", ci->hWindowMenu);
+        return 0;
+    }
+
+    /* Windows finds the last separator in the menu, and if after it
+     * there is a menu item with MDI magic ID removes all existing
+     * menu items after it, and then adds visible MDI children.
+     */
+    count = GetMenuItemCount(ci->hWindowMenu);
+    for (i = 0; i < count; i++)
+    {
+        MENUITEMINFOW mii;
+
+        memset(&mii, 0, sizeof(mii));
+        mii.cbSize = sizeof(mii);
+        mii.fMask  = MIIM_TYPE;
+        if (GetMenuItemInfoW(ci->hWindowMenu, i, TRUE, &mii))
+        {
+            if (mii.fType & MF_SEPARATOR)
+            {
+                /* Windows checks only ID of the menu item */
+                memset(&mii, 0, sizeof(mii));
+                mii.cbSize = sizeof(mii);
+                mii.fMask  = MIIM_ID;
+                if (GetMenuItemInfoW(ci->hWindowMenu, i + 1, TRUE, &mii))
+                {
+                    if (mii.wID == ci->idFirstChild)
+                    {
+                        TRACE("removing %u items including separator\n", count
- i);
+                        while (RemoveMenu(ci->hWindowMenu, i, MF_BYPOSITION))
+                            /* nothing */;
+
+                        break;
+                    }
+                }
+            }
+        }
+    }
+
+    visible = 0;
+    for (i = 0; i < ci->nActiveChildren; i++)
+    {
+        if (GetWindowLongW(ci->child[i], GWL_STYLE) & WS_VISIBLE)
+        {
+            id = ci->idFirstChild + visible;
+
+            if (visible == MDI_MOREWINDOWSLIMIT)
+            {
+                LoadStringW(User32Instance, IDS_MDI_MOREWINDOWS, buf,
sizeof(buf)/sizeof(WCHAR));
+                AppendMenuW(ci->hWindowMenu, MF_STRING, id, buf);
+                break;
+            }
+
+            if (!visible)
+                /* Visio expects that separator has id 0 */
+                AppendMenuW(ci->hWindowMenu, MF_SEPARATOR, 0, NULL);
+
+            visible++;
+
+            SetWindowLongPtrW(ci->child[i], GWLP_ID, id);
+
+            buf[0] = '&';
+            buf[1] = '0' + visible;
+            buf[2] = ' ';
+            InternalGetWindowText(ci->child[i], buf + 3, sizeof(buf)/sizeof(WCHAR) -
3);
+            TRACE("Adding %p, id %u %s\n", ci->child[i], id,
debugstr_w(buf));
+            AppendMenuW(ci->hWindowMenu, MF_STRING, id, buf);
+
+            if (ci->child[i] == ci->hwndActiveChild)
+                CheckMenuItem(ci->hWindowMenu, id, MF_CHECKED);
+        }
+        else
+            TRACE("MDI child %p is not visible, skipping\n", ci->child[i]);
+    }
+
+    return (LRESULT)ci->hFrameMenu;
 }
 
 
 /* ------------------ MDI child window functions ---------------------- */
-
-
-/**********************************************************************
- *					MDICreateChild
- */
-static HWND MDICreateChild( HWND parent, MDICLIENTINFO *ci,
-			    LPMDICREATESTRUCTA cs, BOOL unicode )
-{
-    POINT          pos[2];
-    DWORD	     style = cs->style | (WS_CHILD | WS_CLIPSIBLINGS);
-    HWND 	     hwnd, hwndMax = 0;
-    UINT wIDmenu = ci->idFirstChild + ci->nActiveChildren;
-#ifndef __REACTOS__
-    WND *wndParent;
-#endif
-    static const WCHAR lpstrDef[] =
{'j','u','n','k','!',0};
-
-    TRACE("origin %i,%i - dim %i,%i, style %08lx\n",
-                cs->x, cs->y, cs->cx, cs->cy, cs->style);
-    /* calculate placement */
-    MDI_CalcDefaultChildPos(parent, ci->nTotalCreated++, pos, 0);
-
-#ifndef __REACTOS__
-    if (cs->cx == CW_USEDEFAULT || cs->cx == CW_USEDEFAULT16 || !cs->cx)
cs->cx = pos[1].x;
-    if (cs->cy == CW_USEDEFAULT || cs->cy == CW_USEDEFAULT16 || !cs->cy)
cs->cy = pos[1].y;
-
-    if (cs->x == CW_USEDEFAULT || cs->x == CW_USEDEFAULT16)
-#else
-    if (cs->cx == CW_USEDEFAULT || !cs->cx) cs->cx = pos[1].x;
-    if (cs->cy == CW_USEDEFAULT || !cs->cy) cs->cy = pos[1].y;
-
-    if (cs->x == CW_USEDEFAULT)
-#endif
-    {
- 	cs->x = pos[0].x;
-	cs->y = pos[0].y;
-    }
-
-    /* restore current maximized child */
-    if( (style & WS_VISIBLE) && ci->hwndChildMaximized )
-    {
-	TRACE("Restoring current maximized child %p\n", ci->hwndChildMaximized);
-	if( style & WS_MAXIMIZE )
-	    SendMessageW(parent, WM_SETREDRAW, FALSE, 0L);
-	hwndMax = ci->hwndChildMaximized;
-	ShowWindow( hwndMax, SW_SHOWNOACTIVATE );
-	if( style & WS_MAXIMIZE )
-	    SendMessageW(parent, WM_SETREDRAW, TRUE, 0L);
-    }
-
-    if (ci->nActiveChildren <= MDI_MOREWINDOWSLIMIT)
-    /* this menu is needed to set a check mark in MDI_ChildActivate */
-    if (ci->hWindowMenu != 0)
-        AppendMenuW(ci->hWindowMenu, MF_STRING, wIDmenu, lpstrDef);
-
-    ci->nActiveChildren++;
-
-    /* fix window style */
-#ifndef __REACTOS__
-    wndParent = WIN_FindWndPtr( parent );
-    if( !(wndParent->dwStyle & MDIS_ALLCHILDSTYLES) )
-#else
-    if( !(GetWindowLong(parent, GWL_STYLE) & MDIS_ALLCHILDSTYLES) )
-#endif
-    {
-	TRACE("MDIS_ALLCHILDSTYLES is missing, fixing window style\n");
-        style &= (WS_CHILD | WS_CLIPSIBLINGS | WS_MINIMIZE | WS_MAXIMIZE |
-                  WS_CLIPCHILDREN | WS_DISABLED | WS_VSCROLL | WS_HSCROLL );
-        style |= (WS_VISIBLE | WS_OVERLAPPEDWINDOW);
-    }
-
-#ifndef __REACTOS__
-    if( wndParent->flags & WIN_ISWIN32 )
-#endif
-    {
-#ifndef __REACTOS__
-        WIN_ReleaseWndPtr( wndParent );
-#endif
-	if(unicode)
-	{
-	    MDICREATESTRUCTW *csW = (MDICREATESTRUCTW *)cs;
-	    hwnd = CreateWindowW( csW->szClass, csW->szTitle, style,
-                                csW->x, csW->y, csW->cx, csW->cy, parent,
-                                (HMENU)wIDmenu, csW->hOwner, csW );
-	}
-	else
-	    hwnd = CreateWindowA( cs->szClass, cs->szTitle, style,
-                                cs->x, cs->y, cs->cx, cs->cy, parent,
-                                (HMENU)wIDmenu, cs->hOwner, cs );
-    }
-#ifndef __REACTOS__
-    else
-    {
-        MDICREATESTRUCT16 cs16;
-        SEGPTR title, cls, seg_cs16;
-
-        WIN_ReleaseWndPtr( wndParent );
-        STRUCT32_MDICREATESTRUCT32Ato16( cs, &cs16 );
-        cs16.szTitle = title = MapLS( cs->szTitle );
-        cs16.szClass = cls = MapLS( cs->szClass );
-        seg_cs16 = MapLS( &cs16 );
-        hwnd = WIN_Handle32( CreateWindow16( cs->szClass, cs->szTitle, style,
-                                             cs16.x, cs16.y, cs16.cx, cs16.cy,
-                                             HWND_16(parent), (HMENU16)wIDmenu,
-                                             cs16.hOwner, (LPVOID)seg_cs16 ));
-        UnMapLS( seg_cs16 );
-        UnMapLS( title );
-        UnMapLS( cls );
-    }
-#endif
-
-    /* MDI windows are WS_CHILD so they won't be activated by CreateWindow */
-
-    if (hwnd)
-    {
-	/* All MDI child windows have the WS_EX_MDICHILD style */
-        SetWindowLongW( hwnd, GWL_EXSTYLE, GetWindowLongW( hwnd, GWL_EXSTYLE ) |
WS_EX_MDICHILD );
-
-        /*  If we have more than 9 windows, we must insert the new one at the
-         *  9th position in order to see it in the "Windows" menu
-         */
-        if (ci->nActiveChildren > MDI_MOREWINDOWSLIMIT)
-            MDI_SwapMenuItems( parent, GetWindowLongW( hwnd, GWL_ID ),
-                               ci->idFirstChild + MDI_MOREWINDOWSLIMIT - 1);
-
-	MDI_MenuModifyItem(parent, hwnd);
-
-        /* Have we hit the "More Windows..." limit? If so, we must
-         * add a "More Windows..." option
-         */
-        if (ci->nActiveChildren == MDI_MOREWINDOWSLIMIT + 1)
-        {
-            WCHAR szTmp[50];
-            LoadStringW(User32Instance, IDS_MDI_MOREWINDOWS, szTmp,
sizeof(szTmp)/sizeof(szTmp[0]));
-
-            ModifyMenuW(ci->hWindowMenu,
-                        ci->idFirstChild + MDI_MOREWINDOWSLIMIT,
-                        MF_BYCOMMAND | MF_STRING,
-                        ci->idFirstChild + MDI_MOREWINDOWSLIMIT,
-                        szTmp);
-        }
-
-        if( IsIconic(hwnd) && ci->hwndActiveChild )
-	{
-	    TRACE("Minimizing created MDI child %p\n", hwnd);
-	    ShowWindow( hwnd, SW_SHOWMINNOACTIVE );
-	}
-	else
-	{
-            /* WS_VISIBLE is clear if a) the MDI client has
-             * MDIS_ALLCHILDSTYLES style and 2) the flag is cleared in the
-             * MDICreateStruct. If so the created window is not shown nor
-             * activated.
-             */
-            if (IsWindowVisible(hwnd)) ShowWindow(hwnd, SW_SHOW);
-	}
-        TRACE("created child - %p\n",hwnd);
-    }
-    else
-    {
-	ci->nActiveChildren--;
-	DeleteMenu(ci->hWindowMenu,wIDmenu,MF_BYCOMMAND);
-	if( IsWindow(hwndMax) )
-	    ShowWindow(hwndMax, SW_SHOWMAXIMIZED);
-    }
-
-    return hwnd;
-}
 
 /**********************************************************************
  *			MDI_ChildGetMinMaxInfo
@@ -746,29 +538,32 @@
  * Note: SetWindowPos sends WM_CHILDACTIVATE to the child window that is
  *       being activated
  */
-static void MDI_SwitchActiveChild( HWND clientHwnd, HWND childHwnd,
-                                   BOOL bNextWindow )
-{
-    HWND	   hwndTo    = 0;
-    HWND	   hwndPrev  = 0;
-    MDICLIENTINFO *ci = get_client_info( clientHwnd );
-
-    hwndTo = MDI_GetWindow(ci, childHwnd, bNextWindow, 0);
-
-    TRACE("from %p, to %p\n",childHwnd,hwndTo);
-
-    if ( !hwndTo ) return; /* no window to switch to */
+static void MDI_SwitchActiveChild( MDICLIENTINFO *ci, HWND hwndTo, BOOL activate )
+{
+    HWND hwndPrev;
 
     hwndPrev = ci->hwndActiveChild;
 
+    TRACE("from %p, to %p\n", hwndPrev, hwndTo);
+
     if ( hwndTo != hwndPrev )
     {
-	SetWindowPos( hwndTo, HWND_TOP, 0, 0, 0, 0,
-                      SWP_NOMOVE | SWP_NOSIZE );
-
-	if( bNextWindow && hwndPrev )
-	    SetWindowPos( hwndPrev, HWND_BOTTOM, 0, 0, 0, 0,
-                          SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE );
+        BOOL was_zoomed = IsZoomed(hwndPrev);
+
+        if (was_zoomed)
+        {
+            /* restore old MDI child */
+            SendMessageW( hwndPrev, WM_SETREDRAW, FALSE, 0 );
+            ShowWindow( hwndPrev, SW_RESTORE );
+            SendMessageW( hwndPrev, WM_SETREDRAW, TRUE, 0 );
+
+            /* activate new MDI child */
+            SetWindowPos( hwndTo, HWND_TOP, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE );
+            /* maximize new MDI child */
+            ShowWindow( hwndTo, SW_MAXIMIZE );
+        }
+        /* activate new MDI child */
+        SetWindowPos( hwndTo, HWND_TOP, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | (activate ?
0 : SWP_NOACTIVATE) );
     }
 }
 
@@ -776,39 +571,55 @@
 /**********************************************************************
  *                                      MDIDestroyChild
  */
-static LRESULT MDIDestroyChild( HWND parent, MDICLIENTINFO *ci,
+static LRESULT MDIDestroyChild( HWND client, MDICLIENTINFO *ci,
                                 HWND child, BOOL flagDestroy )
 {
+    UINT i;
+
+    TRACE("# of managed children %u\n", ci->nActiveChildren);
+
     if( child == ci->hwndActiveChild )
     {
-        MDI_SwitchActiveChild(parent, child, TRUE);
-
-        if( child == ci->hwndActiveChild )
-        {
-            ShowWindow( child, SW_HIDE);
-            if( child == ci->hwndChildMaximized )
+        HWND next = MDI_GetWindow(ci, child, TRUE, 0);
+        if (next)
+            MDI_SwitchActiveChild(ci, next, TRUE);
+        else
+        {
+            ShowWindow(child, SW_HIDE);
+            if (IsZoomed(child))
             {
-                HWND frame = GetParent(parent);
-                MDI_RestoreFrameMenu( frame, child );
-                ci->hwndChildMaximized = 0;
-                MDI_UpdateFrameText( frame, parent, TRUE, NULL);
+                MDI_RestoreFrameMenu(GetParent(client), child);
+                MDI_UpdateFrameText(GetParent(client), client, NULL);
             }
-
-            MDI_ChildActivate(parent, 0);
-        }
-    }
-
-    MDI_MenuDeleteItem(parent, child);
-
-    ci->nActiveChildren--;
-
-    TRACE("child destroyed - %p\n",child);
+            MDI_ChildActivate(client, 0);
+        }
+    }
+
+    for (i = 0; i < ci->nActiveChildren; i++)
+    {
+        if (ci->child[i] == child)
+        {
+            HWND *new_child = HeapAlloc(GetProcessHeap(), 0, (ci->nActiveChildren - 1)
* sizeof(HWND));
+            memcpy(new_child, ci->child, i * sizeof(HWND));
+            if (i + 1 < ci->nActiveChildren)
+                memcpy(new_child + i, ci->child + i + 1, (ci->nActiveChildren - i -
1) * sizeof(HWND));
+            HeapFree(GetProcessHeap(), 0, ci->child);
+            ci->child = new_child;
+
+            ci->nActiveChildren--;
+            break;
+        }
+    }
+
+    SendMessageW(client, WM_MDIREFRESHMENU, 0, 0);
 
     if (flagDestroy)
     {
         MDI_PostUpdate(GetParent(child), ci, SB_BOTH+1);
         DestroyWindow(child);
     }
+
+    TRACE("child destroyed - %p\n", child);
     return 0;
 }
 
@@ -816,100 +627,44 @@
 /**********************************************************************
  *					MDI_ChildActivate
  *
- * Note: hWndChild is NULL when last child is being destroyed
+ * Called in response to WM_CHILDACTIVATE, or when last MDI child
+ * is being deactivated.
  */
 static LONG MDI_ChildActivate( HWND client, HWND child )
 {
-    MDICLIENTINFO *clientInfo = get_client_info( client );
-    HWND prevActiveWnd = clientInfo->hwndActiveChild;
+    MDICLIENTINFO *clientInfo;
+    HWND prevActiveWnd, frame;
     BOOL isActiveFrameWnd;
 
-    if (child && (!IsWindowEnabled( child ))) return 0;
-
-    /* Don't activate if it is already active. Might happen
-       since ShowWindow DOES activate MDI children */
+    clientInfo = get_client_info( client );
+
     if (clientInfo->hwndActiveChild == child) return 0;
 
     TRACE("%p\n", child);
 
-    isActiveFrameWnd = (GetActiveWindow() == GetParent(client));
+    frame = GetParent(client);
+    isActiveFrameWnd = (GetActiveWindow() == frame);
+    prevActiveWnd = clientInfo->hwndActiveChild;
 
     /* deactivate prev. active child */
     if(prevActiveWnd)
     {
-        SetWindowLongA( prevActiveWnd, GWL_STYLE,
-                        GetWindowLongA( prevActiveWnd, GWL_STYLE ) | WS_SYSMENU );
-	SendMessageA( prevActiveWnd, WM_NCACTIVATE, FALSE, 0L );
-        SendMessageA( prevActiveWnd, WM_MDIACTIVATE, (WPARAM)prevActiveWnd,
(LPARAM)child);
-        /* uncheck menu item */
-       	if( clientInfo->hWindowMenu )
-        {
-            UINT prevID = GetWindowLongA( prevActiveWnd, GWL_ID );
-
-            if (prevID - clientInfo->idFirstChild < MDI_MOREWINDOWSLIMIT)
-                CheckMenuItem( clientInfo->hWindowMenu, prevID, 0);
-            else
-       	        CheckMenuItem( clientInfo->hWindowMenu,
-                               clientInfo->idFirstChild + MDI_MOREWINDOWSLIMIT - 1,
0);
-        }
-    }
-
-    /* set appearance */
-    if (clientInfo->hwndChildMaximized && clientInfo->hwndChildMaximized !=
child)
-    {
-        INT cmd = SW_SHOWNORMAL;
-
-        if( child )
-        {
-            UINT state = GetMenuState(GetSystemMenu(child, FALSE), SC_MAXIMIZE,
MF_BYCOMMAND);
-            if (state != 0xFFFFFFFF && (state & (MF_DISABLED | MF_GRAYED)))
-                SendMessageW(clientInfo->hwndChildMaximized, WM_SYSCOMMAND,
SC_RESTORE, 0);
-            else
-                cmd = SW_SHOWMAXIMIZED;
-
-            clientInfo->hwndActiveChild = child;
-        }
-
-        ShowWindow( clientInfo->hwndActiveChild, cmd );
-    }
-
+        SendMessageW( prevActiveWnd, WM_NCACTIVATE, FALSE, 0L );
+        SendMessageW( prevActiveWnd, WM_MDIACTIVATE, (WPARAM)prevActiveWnd,
(LPARAM)child);
+    }
+
+    MDI_SwitchActiveChild( clientInfo, child, FALSE );
     clientInfo->hwndActiveChild = child;
 
-    /* check if we have any children left */
-    if( !child )
-    {
-	if( isActiveFrameWnd )
-	    SetFocus( client );
-        return 0;
-    }
-
-    /* check menu item */
-    if( clientInfo->hWindowMenu )
-    {
-        UINT id = GetWindowLongA( child, GWL_ID );
-        /* The window to be activated must be displayed in the "Windows" menu
*/
-        if (id >= clientInfo->idFirstChild + MDI_MOREWINDOWSLIMIT)
-        {
-            MDI_SwapMenuItems( GetParent(child),
-                               id, clientInfo->idFirstChild + MDI_MOREWINDOWSLIMIT -
1);
-            id = clientInfo->idFirstChild + MDI_MOREWINDOWSLIMIT - 1;
-            MDI_MenuModifyItem( GetParent(child), child );
-        }
-
-        CheckMenuItem(clientInfo->hWindowMenu, id, MF_CHECKED);
-    }
-    /* bring active child to the top */
-    SetWindowPos( child, 0,0,0,0,0, SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE);
+    MDI_RefreshMenu(clientInfo);
 
     if( isActiveFrameWnd )
     {
-	    SendMessageA( child, WM_NCACTIVATE, TRUE, 0L);
-	    if( GetFocus() == client )
-		SendMessageA( client, WM_SETFOCUS, (WPARAM)client, 0L );
-	    else
-		SetFocus( client );
-    }
-    SendMessageA( child, WM_MDIACTIVATE, (WPARAM)prevActiveWnd, (LPARAM)child );
+        SendMessageW( child, WM_NCACTIVATE, TRUE, 0L);
+        SetFocus( client );
+    }
+
+    SendMessageW( child, WM_MDIACTIVATE, (WPARAM)prevActiveWnd, (LPARAM)child );
     return TRUE;
 }
 
@@ -922,7 +677,7 @@
 {
  HDC 		hDCSrc  = CreateCompatibleDC(0);
  HDC		hDCDest	= CreateCompatibleDC(hDCSrc);
- HBITMAP	hbClose = LoadBitmapW(0, MAKEINTRESOURCEW(OBM_CLOSE) );
+ HBITMAP	hbClose = LoadBitmapW(0, MAKEINTRESOURCEW(OBM_OLD_CLOSE) );
  HBITMAP	hbCopy;
  HBITMAP	hobjSrc, hobjDest;
 
@@ -949,9 +704,6 @@
  return hbCopy;
 }
 
-                    
-
-
 /**********************************************************************
  *				MDICascade
  */
@@ -961,11 +713,8 @@
     BOOL has_icons = FALSE;
     int i, total;
 
-DbgPrint("MDICascade\n");
-
-    if (ci->hwndChildMaximized)
-        SendMessageA( client, WM_MDIRESTORE,
-                        (WPARAM)ci->hwndChildMaximized, 0);
+    if (IsZoomed(ci->hwndActiveChild))
+        SendMessageW(client, WM_MDIRESTORE, (WPARAM)ci->hwndActiveChild, 0);
 
     if (ci->nActiveChildren == 0) return 0;
 
@@ -997,7 +746,7 @@
             TRACE("move %p to (%ld,%ld) size [%ld,%ld]\n",
                   win_array[i], pos[0].x, pos[0].y, pos[1].x, pos[1].y);
 
-            MDI_CalcDefaultChildPos(client, n++, pos, delta);
+            MDI_CalcDefaultChildPos(client, n++, pos, delta, NULL);
             SetWindowPos( win_array[i], 0, pos[0].x, pos[0].y, pos[1].x, pos[1].y,
                           SWP_DRAWFRAME | SWP_NOACTIVATE | SWP_NOZORDER);
         }
@@ -1017,10 +766,8 @@
     int i, total;
     BOOL has_icons = FALSE;
 
-DbgPrint("MDITile\n");
-
-    if (ci->hwndChildMaximized)
-        SendMessageA( client, WM_MDIRESTORE, (WPARAM)ci->hwndChildMaximized, 0);
+    if (IsZoomed(ci->hwndActiveChild))
+        SendMessageW(client, WM_MDIRESTORE, (WPARAM)ci->hwndActiveChild, 0);
 
     if (ci->nActiveChildren == 0) return;
 
@@ -1131,11 +878,11 @@
                 (LPCWSTR)HBMMENU_MBAR_CLOSE : (LPCWSTR)HBMMENU_MBAR_CLOSE_D );
 
     /* The system menu is replaced by the child icon */
-    hIcon = (HICON)GetClassLongW(hChild, GCL_HICONSM);
+    hIcon = (HICON)GetClassLongPtrW(hChild, GCLP_HICONSM);
     if (!hIcon)
-        hIcon = (HICON)GetClassLongW(hChild, GCL_HICON);
+        hIcon = (HICON)GetClassLongPtrW(hChild, GCLP_HICON);
     if (!hIcon)
-        hIcon = LoadIconW(NULL, IDI_APPLICATION);
+        hIcon = LoadImageW(0, MAKEINTRESOURCEW(IDI_WINLOGO), IMAGE_ICON, 0, 0,
LR_DEFAULTCOLOR);
     if (hIcon)
     {
       HDC hMemDC;
@@ -1193,6 +940,9 @@
 
     TRACE("frame %p,child %p,nIt=%d,iId=%d\n",frame,hChild,nItems,iId);
 
+    if( !menu ) return 0;
+
+    /* if there is no system buttons then nothing to do */
     if(!(iId == SC_RESTORE || iId == SC_CLOSE) )
 	return 0;
 
@@ -1202,7 +952,7 @@
      */
     memset(&menuInfo, 0, sizeof(menuInfo));
     menuInfo.cbSize = sizeof(menuInfo);
-    menuInfo.fMask  = MIIM_DATA | MIIM_TYPE | MIIM_BITMAP;
+    menuInfo.fMask  = MIIM_DATA | MIIM_TYPE;
 
     GetMenuItemInfoW(menu,
 		     0,
@@ -1211,15 +961,22 @@
 
     RemoveMenu(menu,0,MF_BYPOSITION);
 
+    if ( (menuInfo.fType & MFT_BITMAP) &&
+	 (menuInfo.dwTypeData != 0) &&
+	 (menuInfo.dwTypeData != (LPWSTR)hBmpClose) )
+    {
+        DeleteObject(menuInfo.dwTypeData);
+    }
+
     if ( menuInfo.hbmpItem != 0 )
-        DeleteObject(menuInfo.hbmpItem);
-
+         DeleteObject(menuInfo.hbmpItem);
+            
     /* close */
-    DeleteMenu(menu,GetMenuItemCount(menu) - 1,MF_BYPOSITION);
+    DeleteMenu(menu, SC_CLOSE, MF_BYCOMMAND);
     /* restore */
-    DeleteMenu(menu,GetMenuItemCount(menu) - 1,MF_BYPOSITION);
+    DeleteMenu(menu, SC_RESTORE, MF_BYCOMMAND);
     /* minimize */
-    DeleteMenu(menu,GetMenuItemCount(menu) - 1,MF_BYPOSITION);
+    DeleteMenu(menu, SC_MINIMIZE, MF_BYCOMMAND);
 
     DrawMenuBar(frame);
 
@@ -1234,13 +991,12 @@
  *
  * Note: lpTitle can be NULL
  */
-static void MDI_UpdateFrameText( HWND frame, HWND hClient,
-                                 BOOL repaint, LPCWSTR lpTitle )
+static void MDI_UpdateFrameText( HWND frame, HWND hClient, LPCWSTR lpTitle )
 {
     WCHAR   lpBuffer[MDI_MAXTITLELENGTH+1];
     MDICLIENTINFO *ci = get_client_info( hClient );
 
-    TRACE("repaint %i, frameText %s\n", repaint, debugstr_w(lpTitle));
+    TRACE("frameText %s\n", debugstr_w(lpTitle));
 
     if (!ci) return;
 
@@ -1253,14 +1009,14 @@
     /* store new "default" title if lpTitle is not NULL */
     if (lpTitle)
     {
-	if (ci->frameTitle) HeapFree( GetProcessHeap(), 0, ci->frameTitle );
+	HeapFree( GetProcessHeap(), 0, ci->frameTitle );
 	if ((ci->frameTitle = HeapAlloc( GetProcessHeap(), 0,
(strlenW(lpTitle)+1)*sizeof(WCHAR))))
             strcpyW( ci->frameTitle, lpTitle );
     }
 
     if (ci->frameTitle)
     {
-	if (ci->hwndChildMaximized)
+	if (IsZoomed(ci->hwndActiveChild) &&
IsWindowVisible(ci->hwndActiveChild))
 	{
 	    /* combine frame title and child title if possible */
 
@@ -1273,7 +1029,7 @@
 	    if( i_frame_text_length + 6 < MDI_MAXTITLELENGTH )
             {
 		strcatW( lpBuffer, lpBracket );
-                if (GetWindowTextW( ci->hwndChildMaximized, lpBuffer +
i_frame_text_length + 4,
+                if (GetWindowTextW( ci->hwndActiveChild, lpBuffer +
i_frame_text_length + 4,
                                     MDI_MAXTITLELENGTH - i_frame_text_length - 5 ))
                     strcatW( lpBuffer, lpBracket2 );
                 else
@@ -1289,9 +1045,6 @@
 	lpBuffer[0] = '\0';
 
     DefWindowProcW( frame, WM_SETTEXT, 0, (LPARAM)lpBuffer );
-    if( repaint == MDI_REPAINTFRAME)
-        SetWindowPos( frame, 0,0,0,0,0, SWP_FRAMECHANGED |
-                      SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE | SWP_NOZORDER );
 }
 
 
@@ -1306,11 +1059,16 @@
 {
     MDICLIENTINFO *ci = NULL;
 
-    if (WM_NCCREATE != message
-        && NULL == (ci = get_client_info(hwnd)))
+//    TRACE("%p %04x (%s) %08x %08lx\n", hwnd, message, SPY_GetMsgName(message,
hwnd), wParam, lParam);
+
+    if (WM_NCCREATE != message && NULL == (ci = get_client_info(hwnd)))
     {
         return 0;
     }
+
+#ifndef __REACTOS__
+    if (!(ci = get_client_info( hwnd ))) return 0;
+#endif
 
     switch (message)
     {
@@ -1324,14 +1082,14 @@
 
       case WM_CREATE:
       {
-          RECT rect;
           /* Since we are using only cs->lpCreateParams, we can safely
            * cast to LPCREATESTRUCTA here */
           LPCREATESTRUCTA cs = (LPCREATESTRUCTA)lParam;
 #ifndef __REACTOS__
           WND *wndPtr = WIN_GetPtr( hwnd );
+
+          wndPtr->flags |= WIN_ISMDICLIENT;
 #endif
-
 	/* Translation layer doesn't know what's in the cs->lpCreateParams
 	 * so we have to keep track of what environment we're in. */
 
@@ -1339,7 +1097,7 @@
 	if( wndPtr->flags & WIN_ISWIN32 )
 #endif
 	{
-#define ccs ((LPCLIENTCREATESTRUCT)cs->lpCreateParams)
+#define ccs ((LPCLIENTCREATESTRUCT) cs->lpCreateParams)
 	    ci->hWindowMenu	= ccs->hWindowMenu;
 	    ci->idFirstChild	= ccs->idFirstChild;
 #undef ccs
@@ -1353,42 +1111,30 @@
 	}
         WIN_ReleasePtr( wndPtr );
 #endif
-
-	ci->hwndChildMaximized  = 0;
+        ci->child = NULL;
 	ci->nActiveChildren	= 0;
 	ci->nTotalCreated	= 0;
 	ci->frameTitle		= NULL;
 	ci->mdiFlags		= 0;
-        SetWindowLongW( hwnd, GWL_STYLE, GetWindowLongW(hwnd,GWL_STYLE) | WS_CLIPCHILDREN
);
+        ci->hFrameMenu = GetMenu(cs->hwndParent);
 
 	if (!hBmpClose) hBmpClose = CreateMDIMenuBitmap();
 
-	if (ci->hWindowMenu != 0)
-	    AppendMenuW( ci->hWindowMenu, MF_SEPARATOR, 0, NULL );
-
-	GetClientRect( GetParent(hwnd), &rect);
-        MoveWindow( hwnd, 0, 0, rect.right, rect.bottom, FALSE );
-
-        MDI_UpdateFrameText( GetParent(hwnd), hwnd, MDI_NOFRAMEREPAINT, NULL);
-
-        TRACE("Client created - hwnd = %p, idFirst = %u\n", hwnd,
ci->idFirstChild );
+        TRACE("Client created: hwnd %p, Window menu %p, idFirst = %04x\n",
+              hwnd, ci->hWindowMenu, ci->idFirstChild );
         return 0;
       }
 
       case WM_DESTROY:
       {
-          INT nItems;
-          if( ci->hwndChildMaximized )
-              MDI_RestoreFrameMenu( GetParent(hwnd), ci->hwndChildMaximized);
-          if((ci->hWindowMenu != 0) &&
-             (nItems = GetMenuItemCount(ci->hWindowMenu)) > 0)
-          {
-              ci->idFirstChild = nItems - 1;
-              ci->nActiveChildren++;  /* to delete a separator */
-              while( ci->nActiveChildren-- )
-                  DeleteMenu(ci->hWindowMenu,MF_BYPOSITION,ci->idFirstChild--);
-          }
-          if (ci->frameTitle) HeapFree( GetProcessHeap(), 0, ci->frameTitle );
+          if( IsZoomed(ci->hwndActiveChild) )
+              MDI_RestoreFrameMenu(GetParent(hwnd), ci->hwndActiveChild);
+
+          ci->nActiveChildren = 0;
+          MDI_RefreshMenu(ci);
+
+          HeapFree( GetProcessHeap(), 0, ci->child );
+          HeapFree( GetProcessHeap(), 0, ci->frameTitle );
 #ifdef __REACTOS__
           HeapFree( GetProcessHeap(), 0, ci );
           SetWindowLongPtrW( hwnd, 0, 0 );
@@ -1397,16 +1143,45 @@
       }
 
       case WM_MDIACTIVATE:
-        if( ci->hwndActiveChild != (HWND)wParam )
-	    SetWindowPos((HWND)wParam, 0,0,0,0,0, SWP_NOSIZE | SWP_NOMOVE);
+      {
+        MDI_SwitchActiveChild( ci, (HWND)wParam, TRUE );
         return 0;
+      }
 
       case WM_MDICASCADE:
         return MDICascade(hwnd, ci);
 
       case WM_MDICREATE:
         if (lParam)
-            return (LRESULT)MDICreateChild( hwnd, ci, (MDICREATESTRUCTA *)lParam, unicode
);
+        {
+            HWND child;
+
+            if (unicode)
+            {
+                MDICREATESTRUCTW *csW = (MDICREATESTRUCTW *)lParam;
+                child = CreateWindowExW(WS_EX_MDICHILD, csW->szClass,
+                                            csW->szTitle, csW->style,
+                                            csW->x, csW->y, csW->cx,
csW->cy,
+                                            hwnd, 0, csW->hOwner,
+                                            (LPVOID)csW->lParam);
+            }
+            else
+            {
+                MDICREATESTRUCTA *csA = (MDICREATESTRUCTA *)lParam;
+                child = CreateWindowExA(WS_EX_MDICHILD, csA->szClass,
+                                            csA->szTitle, csA->style,
+                                            csA->x, csA->y, csA->cx,
csA->cy,
+                                            hwnd, 0, csA->hOwner,
+                                            (LPVOID)csA->lParam);
+            }
+
+            if (IsZoomed(ci->hwndActiveChild))
+            {
+                MDI_AugmentFrameMenu(GetParent(hwnd), child);
+                MDI_UpdateFrameText(GetParent(hwnd), hwnd, NULL);
+            }
+            return (LRESULT)child;
+        }
         return 0;
 
       case WM_MDIDESTROY:
@@ -1415,9 +1190,8 @@
 #else
           return MDIDestroyChild( hwnd, ci, (HWND)wParam, TRUE );
 #endif
-
       case WM_MDIGETACTIVE:
-          if (lParam) *(BOOL *)lParam = (ci->hwndChildMaximized != 0);
+          if (lParam) *(BOOL *)lParam = IsZoomed(ci->hwndActiveChild);
           return (LRESULT)ci->hwndActiveChild;
 
       case WM_MDIICONARRANGE:
@@ -1432,12 +1206,15 @@
         return 0;
 
       case WM_MDINEXT: /* lParam != 0 means previous window */
+      {
 #ifndef __REACTOS__
-	MDI_SwitchActiveChild( hwnd, WIN_GetFullHandle( (HWND)wParam ), !lParam );
+        HWND next = MDI_GetWindow( ci, WIN_GetFullHandle( (HWND)wParam ), !lParam, 0 );
 #else
-	MDI_SwitchActiveChild( hwnd, (HWND)wParam, !lParam );
+        HWND next = MDI_GetWindow( ci, (HWND)wParam, !lParam, 0 );
 #endif
+        MDI_SwitchActiveChild( ci, next, TRUE );
 	break;
+      }
 
       case WM_MDIRESTORE:
         SendMessageW( (HWND)wParam, WM_SYSCOMMAND, SC_RESTORE, 0);
@@ -1447,7 +1224,7 @@
           return MDISetMenu( hwnd, (HMENU)wParam, (HMENU)lParam );
 
       case WM_MDIREFRESHMENU:
-          return MDIRefreshMenu( hwnd, (HMENU)wParam, (HMENU)lParam );
+          return MDI_RefreshMenu( ci );
 
       case WM_MDITILE:
 	ci->mdiFlags |= MDIF_NEEDUPDATE;
@@ -1474,8 +1251,25 @@
 	break;
 
       case WM_PARENTNOTIFY:
-        if (LOWORD(wParam) == WM_LBUTTONDOWN)
-        {
+        switch (LOWORD(wParam))
+        {
+        case WM_CREATE:
+            if (GetWindowLongW((HWND)lParam, GWL_EXSTYLE) & WS_EX_MDICHILD)
+            {
+                ci->nTotalCreated++;
+                ci->nActiveChildren++;
+
+                if (!ci->child)
+                    ci->child = HeapAlloc(GetProcessHeap(), 0, sizeof(HWND));
+                else
+                    ci->child = HeapReAlloc(GetProcessHeap(), 0, ci->child,
sizeof(HWND) * ci->nActiveChildren); 
+
+                ci->child[ci->nActiveChildren - 1] = (HWND)lParam;
+            }
+            break;
+
+        case WM_LBUTTONDOWN:
+            {
             HWND child;
             POINT pt;
             pt.x = (short)LOWORD(lParam);
@@ -1486,11 +1280,14 @@
 
             if( child && child != hwnd && child != ci->hwndActiveChild
)
                 SetWindowPos(child, 0,0,0,0,0, SWP_NOSIZE | SWP_NOMOVE );
+            break;
+            }
         }
         return 0;
 
       case WM_SIZE:
-        if( IsWindow(ci->hwndChildMaximized) )
+        if( IsWindow(ci->hwndActiveChild) && IsZoomed(ci->hwndActiveChild)
&&
+            (GetWindowLongW(ci->hwndActiveChild, GWL_STYLE) & WS_VISIBLE) )
 	{
 	    RECT	rect;
 
@@ -1499,9 +1296,9 @@
 	    rect.right = LOWORD(lParam);
 	    rect.bottom = HIWORD(lParam);
 
-	    AdjustWindowRectEx(&rect, GetWindowLongA(ci->hwndChildMaximized,GWL_STYLE),
-                               0, GetWindowLongA(ci->hwndChildMaximized,GWL_EXSTYLE)
);
-	    MoveWindow(ci->hwndChildMaximized, rect.left, rect.top,
+	    AdjustWindowRectEx(&rect, GetWindowLongA(ci->hwndActiveChild, GWL_STYLE),
+                               0, GetWindowLongA(ci->hwndActiveChild, GWL_EXSTYLE) );
+	    MoveWindow(ci->hwndActiveChild, rect.left, rect.top,
 			 rect.right - rect.left, rect.bottom - rect.top, 1);
 	}
 	else
@@ -1540,38 +1337,6 @@
     return MDIClientWndProc_common( hwnd, message, wParam, lParam, TRUE );
 }
 
-#ifndef __REACTOS__
-/***********************************************************************
- *		DefFrameProc (USER.445)
- */
-LRESULT WINAPI DefFrameProc16( HWND16 hwnd, HWND16 hwndMDIClient,
-                               UINT16 message, WPARAM16 wParam, LPARAM lParam )
-{
-    switch (message)
-    {
-    case WM_SETTEXT:
-        lParam = (LPARAM)MapSL(lParam);
-        /* fall through */
-    case WM_COMMAND:
-    case WM_NCACTIVATE:
-    case WM_SETFOCUS:
-    case WM_SIZE:
-        return DefFrameProcA( WIN_Handle32(hwnd), WIN_Handle32(hwndMDIClient),
-                              message, wParam, lParam );
-
-    case WM_NEXTMENU:
-        {
-            MDINEXTMENU next_menu;
-            DefFrameProcW( WIN_Handle32(hwnd), WIN_Handle32(hwndMDIClient),
-                           message, wParam, (LPARAM)&next_menu );
-            return MAKELONG( HMENU_16(next_menu.hmenuNext), HWND_16(next_menu.hwndNext)
);
-        }
-    default:
-        return DefWindowProc16(hwnd, message, wParam, lParam);
-    }
-}
-#endif
-
 /***********************************************************************
  *		DefFrameProcA (USER32.@)
  */
@@ -1587,7 +1352,7 @@
                 DWORD len = MultiByteToWideChar( CP_ACP, 0, (LPSTR)lParam, -1, NULL, 0
);
                 LPWSTR text = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
                 MultiByteToWideChar( CP_ACP, 0, (LPSTR)lParam, -1, text, len );
-                MDI_UpdateFrameText(hwnd, hwndMDIClient, MDI_REPAINTFRAME, text );
+                MDI_UpdateFrameText( hwnd, hwndMDIClient, text );
                 HeapFree( GetProcessHeap(), 0, text );
             }
             return 1; /* success. FIXME: check text length */
@@ -1611,6 +1376,8 @@
                                 UINT message, WPARAM wParam, LPARAM lParam)
 {
     MDICLIENTINFO *ci = get_client_info( hwndMDIClient );
+
+//    TRACE("%p %p %04x (%s) %08x %08lx\n", hwnd, hwndMDIClient, message,
SPY_GetMsgName(message, hwnd), wParam, lParam);
 
     if (ci)
     {
@@ -1623,7 +1390,7 @@
                 if (id <  ci->idFirstChild || id >= ci->idFirstChild +
ci->nActiveChildren)
                 {
                     if( (id - 0xf000) & 0xf00f ) break;
-                    if( !ci->hwndChildMaximized ) break;
+                    if( !IsZoomed(ci->hwndActiveChild) ) break;
                     switch( id )
                     {
                     case SC_CLOSE:
@@ -1635,7 +1402,7 @@
                     case SC_NEXTWINDOW:
                     case SC_PREVWINDOW:
                     case SC_RESTORE:
-                        return SendMessageW( ci->hwndChildMaximized, WM_SYSCOMMAND,
+                        return SendMessageW( ci->hwndActiveChild, WM_SYSCOMMAND,
                                              wParam, lParam);
                     }
                 }
@@ -1647,7 +1414,7 @@
                         childHwnd = MDI_MoreWindowsDialog(hwndMDIClient);
                     else
                         /* User chose one of the windows listed in the
"Windows" menu */
-                        childHwnd = MDI_GetChildByID(hwndMDIClient,id);
+                        childHwnd = MDI_GetChildByID(hwndMDIClient, id, ci);
 
                     if( childHwnd )
                         SendMessageW( hwndMDIClient, WM_MDIACTIVATE, (WPARAM)childHwnd, 0
);
@@ -1660,7 +1427,7 @@
 	    break;
 
         case WM_SETTEXT:
-            MDI_UpdateFrameText(hwnd, hwndMDIClient, MDI_REPAINTFRAME, (LPWSTR)lParam );
+            MDI_UpdateFrameText( hwnd, hwndMDIClient, (LPWSTR)lParam );
 	    return 1; /* success. FIXME: check text length */
 
         case WM_SETFOCUS:
@@ -1673,27 +1440,24 @@
 
         case WM_NEXTMENU:
             {
-/* FIXME */
-#ifndef __REACTOS__
                 MDINEXTMENU *next_menu = (MDINEXTMENU *)lParam;
 
-                if (!IsIconic(hwnd) && ci->hwndActiveChild &&
!ci->hwndChildMaximized)
+                if (!IsIconic(hwnd) && ci->hwndActiveChild &&
!IsZoomed(ci->hwndActiveChild))
                 {
                     /* control menu is between the frame system menu and
                      * the first entry of menu bar */
-                    WND *wndPtr = WIN_GetPtr(hwnd);
+//                    WND *wndPtr = WIN_GetPtr(hwnd);
 
                     if( (wParam == VK_LEFT && GetMenu(hwnd) ==
next_menu->hmenuIn) ||
-                        (wParam == VK_RIGHT && GetSubMenu(wndPtr->hSysMenu, 0)
== next_menu->hmenuIn) )
+                        (wParam == VK_RIGHT && GetSubMenu(GetMenu(hwnd), 0) ==
next_menu->hmenuIn) )
                     {
-                        WIN_ReleasePtr(wndPtr);
-                        wndPtr = WIN_GetPtr(ci->hwndActiveChild);
-                        next_menu->hmenuNext = GetSubMenu(wndPtr->hSysMenu, 0);
+//                        WIN_ReleasePtr(wndPtr);
+//                        wndPtr = WIN_GetPtr(ci->hwndActiveChild);
+                        next_menu->hmenuNext =
GetSubMenu(GetMenu(ci->hwndActiveChild), 0);
                         next_menu->hwndNext = ci->hwndActiveChild;
                     }
-                    WIN_ReleasePtr(wndPtr);
+//                    WIN_ReleasePtr(wndPtr);
                 }
-#endif
                 return 0;
             }
 	}
@@ -1702,49 +1466,6 @@
     return DefWindowProcW( hwnd, message, wParam, lParam );
 }
 
-
-#ifndef __REACTOS__
-/***********************************************************************
- *		DefMDIChildProc (USER.447)
- */
-LRESULT WINAPI DefMDIChildProc16( HWND16 hwnd, UINT16 message,
-                                  WPARAM16 wParam, LPARAM lParam )
-{
-    switch (message)
-    {
-    case WM_SETTEXT:
-        return DefMDIChildProcA( WIN_Handle32(hwnd), message, wParam,
(LPARAM)MapSL(lParam) );
-    case WM_MENUCHAR:
-    case WM_CLOSE:
-    case WM_SETFOCUS:
-    case WM_CHILDACTIVATE:
-    case WM_SYSCOMMAND:
-    case WM_SETVISIBLE:
-    case WM_SIZE:
-    case WM_SYSCHAR:
-        return DefMDIChildProcW( WIN_Handle32(hwnd), message, wParam, lParam );
-    case WM_GETMINMAXINFO:
-        {
-            MINMAXINFO16 *mmi16 = (MINMAXINFO16 *)MapSL(lParam);
-            MINMAXINFO mmi;
-            STRUCT32_MINMAXINFO16to32( mmi16, &mmi );
-            DefMDIChildProcW( WIN_Handle32(hwnd), message, wParam, (LPARAM)&mmi );
-            STRUCT32_MINMAXINFO32to16( &mmi, mmi16 );
-            return 0;
-        }
-    case WM_NEXTMENU:
-        {
-            MDINEXTMENU next_menu;
-            DefMDIChildProcW( WIN_Handle32(hwnd), message, wParam, (LPARAM)&next_menu
);
-            return MAKELONG( HMENU_16(next_menu.hmenuNext), HWND_16(next_menu.hwndNext)
);
-        }
-    default:
-        return DefWindowProc16(hwnd, message, wParam, lParam);
-    }
-}
-#endif
-
-
 /***********************************************************************
  *		DefMDIChildProcA (USER32.@)
  */
@@ -1754,6 +1475,7 @@
     HWND client = GetParent(hwnd);
     MDICLIENTINFO *ci = get_client_info( client );
 
+//    TRACE("%p %04x (%s) %08x %08lx\n", hwnd, message, SPY_GetMsgName(message,
hwnd), wParam, lParam);
 #ifndef __REACTOS__
     hwnd = WIN_GetFullHandle( hwnd );
 #endif
@@ -1763,9 +1485,8 @@
     {
     case WM_SETTEXT:
 	DefWindowProcA(hwnd, message, wParam, lParam);
-        MDI_MenuModifyItem( client, hwnd );
-	if( ci->hwndChildMaximized == hwnd )
-	    MDI_UpdateFrameText( GetParent(client), client, MDI_REPAINTFRAME, NULL );
+	if( ci->hwndActiveChild == hwnd && IsZoomed(ci->hwndActiveChild) )
+	    MDI_UpdateFrameText( GetParent(client), client, NULL );
         return 1; /* success. FIXME: check text length */
 
     case WM_GETMINMAXINFO:
@@ -1774,13 +1495,14 @@
     case WM_SETFOCUS:
     case WM_CHILDACTIVATE:
     case WM_SYSCOMMAND:
+    case WM_SHOWWINDOW:
 #ifndef __REACTOS__
     case WM_SETVISIBLE:
 #endif
-    case WM_SHOWWINDOW:
     case WM_SIZE:
     case WM_NEXTMENU:
     case WM_SYSCHAR:
+    case WM_DESTROY:
         return DefMDIChildProcW( hwnd, message, wParam, lParam );
     }
     return DefWindowProcA(hwnd, message, wParam, lParam);
@@ -1796,18 +1518,18 @@
     HWND client = GetParent(hwnd);
     MDICLIENTINFO *ci = get_client_info( client );
 
+//    TRACE("%p %04x (%s) %08x %08lx\n", hwnd, message, SPY_GetMsgName(message,
hwnd), wParam, lParam);
 #ifndef __REACTOS__
     hwnd = WIN_GetFullHandle( hwnd );
-#endif
+#endif    
     if (!ci) return DefWindowProcW( hwnd, message, wParam, lParam );
 
     switch (message)
     {
     case WM_SETTEXT:
         DefWindowProcW(hwnd, message, wParam, lParam);
-        MDI_MenuModifyItem( client, hwnd );
-        if( ci->hwndChildMaximized == hwnd )
-            MDI_UpdateFrameText( GetParent(client), client, MDI_REPAINTFRAME, NULL );
+        if( ci->hwndActiveChild == hwnd && IsZoomed(ci->hwndActiveChild) )
+            MDI_UpdateFrameText( GetParent(client), client, NULL );
         return 1; /* success. FIXME: check text length */
 
     case WM_GETMINMAXINFO:
@@ -1821,10 +1543,6 @@
         SendMessageW( client, WM_MDIDESTROY, (WPARAM)hwnd, 0 );
         return 0;
 
-    case WM_SETFOCUS:
-        if (ci->hwndActiveChild != hwnd) MDI_ChildActivate( client, hwnd );
-        break;
-
     case WM_CHILDACTIVATE:
         MDI_ChildActivate( client, hwnd );
         return 0;
@@ -1833,18 +1551,15 @@
         switch( wParam )
         {
         case SC_MOVE:
-            if( ci->hwndChildMaximized == hwnd) return 0;
+            if( ci->hwndActiveChild == hwnd &&
IsZoomed(ci->hwndActiveChild))
+                return 0;
             break;
         case SC_RESTORE:
         case SC_MINIMIZE:
-            SetWindowLongW( hwnd, GWL_STYLE,
-                            GetWindowLongW( hwnd, GWL_STYLE ) | WS_SYSMENU );
             break;
         case SC_MAXIMIZE:
-            if (ci->hwndChildMaximized == hwnd)
+            if (ci->hwndActiveChild == hwnd &&
IsZoomed(ci->hwndActiveChild))
                 return SendMessageW( GetParent(client), message, wParam, lParam);
-            SetWindowLongW( hwnd, GWL_STYLE,
-                            GetWindowLongW( hwnd, GWL_STYLE ) & ~WS_SYSMENU );
             break;
         case SC_NEXTWINDOW:
             SendMessageW( client, WM_MDINEXT, 0, 0);
@@ -1855,73 +1570,48 @@
         }
         break;
 
+    case WM_SHOWWINDOW:
 #ifndef __REACTOS__
     case WM_SETVISIBLE:
 #endif
-    case WM_SHOWWINDOW:
-        if( ci->hwndChildMaximized) ci->mdiFlags &= ~MDIF_NEEDUPDATE;
+        if (IsZoomed(ci->hwndActiveChild)) ci->mdiFlags &= ~MDIF_NEEDUPDATE;
         else MDI_PostUpdate(client, ci, SB_BOTH+1);
         break;
 
     case WM_SIZE:
-        if( ci->hwndActiveChild == hwnd && wParam != SIZE_MAXIMIZED )
-        {
-            ci->hwndChildMaximized = 0;
-            MDI_RestoreFrameMenu( GetParent(client), hwnd );
-            MDI_UpdateFrameText( GetParent(client), client, MDI_REPAINTFRAME, NULL );
-        }
-
-        if( wParam == SIZE_MAXIMIZED )
-        {
-            HWND hMaxChild = ci->hwndChildMaximized;
-
-            if( hMaxChild == hwnd ) break;
-            if( hMaxChild)
+        if( hwnd == ci->hwndActiveChild )
+        {
+            if( wParam == SIZE_MAXIMIZED )
             {
-                SendMessageW( hMaxChild, WM_SETREDRAW, FALSE, 0 );
-                MDI_RestoreFrameMenu( GetParent(client), hMaxChild );
-                ShowWindow( hMaxChild, SW_SHOWNOACTIVATE );
-                SendMessageW( hMaxChild, WM_SETREDRAW, TRUE, 0 );
+                TRACE("maximizing child %p\n", hwnd );
+
+                MDI_AugmentFrameMenu( GetParent(client), hwnd );
             }
-            TRACE("maximizing child %p\n", hwnd );
-
-            /* keep track of the maximized window. */
-            ci->hwndChildMaximized = hwnd; /* !!! */
-
-            /* The maximized window should also be the active window */
-            MDI_ChildActivate( client, hwnd );
-            MDI_AugmentFrameMenu( GetParent(client), hwnd );
-            MDI_UpdateFrameText( GetParent(client), client, MDI_REPAINTFRAME, NULL );
-        }
-
-        if( wParam == SIZE_MINIMIZED )
-        {
-            HWND switchTo = MDI_GetWindow(ci, hwnd, TRUE, WS_MINIMIZE);
-
-            if (switchTo) SendMessageW( switchTo, WM_CHILDACTIVATE, 0, 0);
-        }
+            else
+                MDI_RestoreFrameMenu( GetParent(client), hwnd );
+        }
+
+        MDI_UpdateFrameText( GetParent(client), client, NULL );
+        MDI_RefreshMenu(ci);
         MDI_PostUpdate(client, ci, SB_BOTH+1);
         break;
 
     case WM_NEXTMENU:
         {
-/* FIXME */
-#ifndef __REACTOS__
             MDINEXTMENU *next_menu = (MDINEXTMENU *)lParam;
             HWND parent = GetParent(client);
 
             if( wParam == VK_LEFT )  /* switch to frame system menu */
             {
-                WND *wndPtr = WIN_GetPtr( parent );
-                next_menu->hmenuNext = GetSubMenu( wndPtr->hSysMenu, 0 );
-                WIN_ReleasePtr( wndPtr );
+//                WND *wndPtr = WIN_GetPtr( parent );
+                next_menu->hmenuNext = GetSubMenu( GetMenu(parent), 0 );
+//                WIN_ReleasePtr( wndPtr );
             }
             if( wParam == VK_RIGHT )  /* to frame menu bar */
             {
                 next_menu->hmenuNext = GetMenu(parent);
             }
             next_menu->hwndNext = parent;
-#endif
             return 0;
         }
 
@@ -1931,6 +1621,11 @@
             SendMessageW( hwnd, WM_SYSCOMMAND, (WPARAM)SC_KEYMENU, (DWORD)VK_SPACE);
             return 0;
         }
+        break;
+
+    case WM_DESTROY:
+        /* Remove itself from the Window menu */
+        MDI_RefreshMenu(ci);
         break;
     }
     return DefWindowProcW(hwnd, message, wParam, lParam);
@@ -1955,29 +1650,13 @@
     HINSTANCE hInstance, /* [in] Handle to application instance */
     LPARAM lParam)         /* [in] Application-defined value */
 {
-    MDICLIENTINFO *pCi = get_client_info( hWndParent );
-    MDICREATESTRUCTA cs;
-
-    TRACE("(%s,%s,%ld,%d,%d,%d,%d,%p,%p,%ld)\n",
+    TRACE("(%s,%s,%08lx,%d,%d,%d,%d,%p,%p,%08lx)\n",
           debugstr_a(lpClassName),debugstr_a(lpWindowName),dwStyle,X,Y,
           nWidth,nHeight,hWndParent,hInstance,lParam);
 
-    if (!pCi)
-    {
-        ERR("bad hwnd for MDI-client: %p\n", hWndParent);
-        return 0;
-    }
-    cs.szClass=lpClassName;
-    cs.szTitle=lpWindowName;
-    cs.hOwner=hInstance;
-    cs.x=X;
-    cs.y=Y;
-    cs.cx=nWidth;
-    cs.cy=nHeight;
-    cs.style=dwStyle;
-    cs.lParam=lParam;
-
-    return MDICreateChild(hWndParent, pCi, &cs, FALSE);
+    return CreateWindowExA(WS_EX_MDICHILD, lpClassName, lpWindowName,
+                           dwStyle, X, Y, nWidth, nHeight, hWndParent,
+                           0, hInstance, (LPVOID)lParam);
 }
 
 /***********************************************************************
@@ -1999,29 +1678,13 @@
     HINSTANCE hInstance, /* [in] Handle to application instance */
     LPARAM lParam)         /* [in] Application-defined value */
 {
-    MDICLIENTINFO *pCi = get_client_info( hWndParent );
-    MDICREATESTRUCTW cs;
-
-    TRACE("(%s,%s,%ld,%d,%d,%d,%d,%p,%p,%ld)\n",
+    TRACE("(%s,%s,%08lx,%d,%d,%d,%d,%p,%p,%08lx)\n",
           debugstr_w(lpClassName), debugstr_w(lpWindowName), dwStyle, X, Y,
           nWidth, nHeight, hWndParent, hInstance, lParam);
 
-    if (!pCi)
-    {
-        ERR("bad hwnd for MDI-client: %p\n", hWndParent);
-        return 0;
-    }
-    cs.szClass = lpClassName;
-    cs.szTitle = lpWindowName;
-    cs.hOwner = hInstance;
-    cs.x = X;
-    cs.y = Y;
-    cs.cx = nWidth;
-    cs.cy = nHeight;
-    cs.style = dwStyle;
-    cs.lParam = lParam;
-
-    return MDICreateChild(hWndParent, pCi, (MDICREATESTRUCTA *)&cs, TRUE);
+    return CreateWindowExW(WS_EX_MDICHILD, lpClassName, lpWindowName,
+                           dwStyle, X, Y, nWidth, nHeight, hWndParent,
+                           0, hInstance, (LPVOID)lParam);
 }
 
 /**********************************************************************
@@ -2072,24 +1735,26 @@
 {
     SCROLLINFO info;
     RECT childRect, clientRect;
-#ifndef __REACTOS__
     HWND *list;
-#else
     WINDOWINFO WindowInfo;
-    HWND hWndCurrent;
-#endif
-    /* The rectangle returned by GetClientRect always has 0,0 as top left
-     * because it is in client coordinates. The rectangles returned by
-     * GetWindowRect are in screen coordinates to make this complicated.
-     *
-     * Apparently (in ReactOS at least) the rcClient returned by GetWindowInfo
-     * is in screen coordinates too.
-     */
 
     GetClientRect( hwnd, &clientRect );
     SetRectEmpty( &childRect );
 
-#ifndef __REACTOS__
+   /* The rectangle returned by GetClientRect always has 0,0 as top left
+    * because it is in client coordinates. The rectangles returned by
+    * GetWindowRect are in screen coordinates to make this complicated.
+    *
+    * Apparently (in ReactOS at least) the rcClient returned by GetWindowInfo
+    * is in screen coordinates too.
+    */
+    WindowInfo.cbSize = sizeof(WindowInfo);
+    if (!GetWindowInfo(hwnd, &WindowInfo))
+    {
+        ERR("Can't get window info\n");
+        return;
+    }
+
     if ((list = WIN_ListChildren( hwnd )))
     {
         int i;
@@ -2104,71 +1769,37 @@
             }
             if (style & WS_VISIBLE)
             {
-                WND *pWnd = WIN_FindWndPtr( list[i] );
-                UnionRect( &childRect, &pWnd->rectWindow, &childRect );
-                WIN_ReleaseWndPtr( pWnd );
+                RECT rect;
+                GetWindowRect( list[i], &rect );
+                OffsetRect(&rect, -WindowInfo.rcClient.left,
+                                  -WindowInfo.rcClient.top);
+                UnionRect( &childRect, &rect, &childRect );
             }
         }
         HeapFree( GetProcessHeap(), 0, list );
     }
-#else
-    WindowInfo.cbSize = sizeof(WindowInfo);
-    if (!GetWindowInfo(hwnd, &WindowInfo))
-    {
-	ERR("Can't get window info\n");
-	return;
-    }
-
-    hWndCurrent = GetWindow(hwnd, GW_CHILD);
-    while (hWndCurrent != NULL)
-    {
-        DWORD style = GetWindowLongW( hWndCurrent, GWL_STYLE );
-        if (style & WS_MAXIMIZE)
-        {
-            ShowScrollBar( hwnd, SB_BOTH, FALSE );
-            return;
-        }
-        if (style & WS_VISIBLE)
-        {
-            RECT WindowRect;
-
-            GetWindowRect( hWndCurrent, &WindowRect );
-            OffsetRect(&WindowRect,
-       	               -WindowInfo.rcClient.left,
-       	               -WindowInfo.rcClient.top);
-            UnionRect( &childRect, &WindowRect, &childRect );
-        }
-        hWndCurrent = GetWindow(hWndCurrent, GW_HWNDNEXT);
-    }
-#endif
+    MapWindowPoints( 0, hwnd, (POINT *)&childRect, 2 );
     UnionRect( &childRect, &clientRect, &childRect );
 
     /* set common info values */
     info.cbSize = sizeof(info);
-    info.fMask = SIF_POS | SIF_RANGE | SIF_PAGE;
-
-    /* set the specific scrollbars*/
-    /* Note how we set nPos to 0 because we scroll the clients instead of
-     * the window, and we set nPage to 1 bigger than the clientRect because
-     * otherwise the scrollbar never disables. This causes a somewhat ugly
-     * effect though while scrolling.
-     */
+    info.fMask = SIF_POS | SIF_RANGE;
+
+    /* set the specific */
     switch( scroll )
     {
 	case SB_BOTH:
 	case SB_HORZ:
 			info.nMin = childRect.left;
-			info.nMax = childRect.right;
-			info.nPos = 0;
-			info.nPage = 1 + clientRect.right - clientRect.left;
+			info.nMax = childRect.right - clientRect.right;
+			info.nPos = clientRect.left - childRect.left;
 			SetScrollInfo(hwnd, SB_HORZ, &info, TRUE);
 			if (scroll == SB_HORZ) break;
 			/* fall through */
 	case SB_VERT:
 			info.nMin = childRect.top;
-			info.nMax = childRect.bottom;
-			info.nPos = 0;
-			info.nPage = 1 + clientRect.bottom - clientRect.top;
+			info.nMax = childRect.bottom - clientRect.bottom;
+			info.nPos = clientRect.top - childRect.top;
 			SetScrollInfo(hwnd, SB_VERT, &info, TRUE);
 			break;
     }
@@ -2310,32 +1941,15 @@
            UINT i;
            MDICLIENTINFO *ci = get_client_info( (HWND)lParam );
            HWND hListBox = GetDlgItem(hDlg, MDI_IDC_LISTBOX);
-           HWND *list, *sorted_list;
-
-           if (!(list = WIN_ListChildren( (HWND)lParam ))) return TRUE;
-           if (!(sorted_list = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
-                                          sizeof(HWND) * ci->nActiveChildren )))
-           {
-               HeapFree( GetProcessHeap(), 0, list );
-               return FALSE;
-           }
-
-           /* Fill the list, sorted by id... */
-           for (i = 0; list[i]; i++)
-           {
-               UINT id = GetWindowLongW( list[i], GWL_ID ) - ci->idFirstChild;
-               if (id < ci->nActiveChildren) sorted_list[id] = list[i];
-           }
-           HeapFree( GetProcessHeap(), 0, list );
 
            for (i = 0; i < ci->nActiveChildren; i++)
            {
-               WCHAR buffer[128];
-
-               if (!GetWindowTextW( sorted_list[i], buffer, sizeof(buffer)/sizeof(WCHAR)
))
+               WCHAR buffer[MDI_MAXTITLELENGTH];
+
+               if (!InternalGetWindowText( ci->child[i], buffer,
sizeof(buffer)/sizeof(WCHAR) ))
                    continue;
                SendMessageW(hListBox, LB_ADDSTRING, 0, (LPARAM)buffer );
-               SendMessageW(hListBox, LB_SETITEMDATA, i, (LPARAM)sorted_list[i] );
+               SendMessageW(hListBox, LB_SETITEMDATA, i, (LPARAM)ci->child[i] );
                length = strlenW(buffer);  /* FIXME: should use GetTextExtentPoint */
                if (length > widest)
                    widest = length;
@@ -2396,7 +2010,7 @@
     if (hRes == 0)
         return 0;
 
-    hDlgTmpl = LoadResource(User32Instance, hRes);
+    hDlgTmpl = LoadResource(User32Instance, hRes );
 
     if (hDlgTmpl == 0)
         return 0;
@@ -2407,31 +2021,6 @@
         return 0;
 
     return (HWND) DialogBoxIndirectParamA(User32Instance,
-                                          (LPDLGTEMPLATE) template,
+                                          (const DLGTEMPLATE*) template,
                                           hwnd, MDI_MoreWindowsDlgProc, (LPARAM) hwnd);
 }
-
-/*
- *
- *                      MDI_SwapMenuItems
- *
- *      Will swap the menu IDs for the given 2 positions.
- *      pos1 and pos2 are menu IDs
- *
- *
- */
-
-static void MDI_SwapMenuItems(HWND parent, UINT pos1, UINT pos2)
-{
-    HWND *list;
-    int i;
-
-    if (!(list = WIN_ListChildren( parent ))) return;
-    for (i = 0; list[i]; i++)
-    {
-        UINT id = GetWindowLongW( list[i], GWL_ID );
-        if (id == pos1) SetWindowLongW( list[i], GWL_ID, pos2 );
-        else if (id == pos2) SetWindowLongW( list[i], GWL_ID, pos1 );
-    }
-    HeapFree( GetProcessHeap(), 0, list );
-}

Modified: trunk/reactos/dll/win32/user32/windows/window.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/win32/user32/windows/w…
==============================================================================
--- trunk/reactos/dll/win32/user32/windows/window.c (original)
+++ trunk/reactos/dll/win32/user32/windows/window.c Mon Jul  3 08:33:29 2006
@@ -18,6 +18,7 @@
 BOOL ControlsInitialized = FALSE;
 
 LRESULT DefWndNCPaint(HWND hWnd, HRGN hRgn, BOOL Active);
+INT MDI_GetId(HWND hWndClient);
 
 /* FUNCTIONS *****************************************************************/
 
@@ -186,10 +187,7 @@
 
   if (dwExStyle & WS_EX_MDICHILD)
   {
-     if (!IS_ATOM(lpClassName))
-        RtlFreeUnicodeString(&ClassName);
-     return CreateMDIWindowA(lpClassName, lpWindowName, dwStyle, x, y,
-        nWidth, nHeight, hWndParent, hInstance, (LPARAM)lpParam);
+    if (!(dwStyle & WS_POPUP)) hMenu = (HMENU) MDI_GetId(hWndParent);
   }
 
   if (!RtlCreateUnicodeStringFromAsciiz(&WindowName, (PCSZ)lpWindowName))
@@ -221,7 +219,7 @@
 				nHeight,
 				hWndParent,
 				hMenu,
-            hInstance,
+				hInstance,
 				lpParam,
 				SW_SHOW,
 				FALSE);
@@ -262,6 +260,9 @@
   UNICODE_STRING ClassName;
   WNDCLASSEXW wce;
   HANDLE Handle;
+#if 0
+  DbgPrint("[window] CreateWindowExA style %d, exstyle %d, parent %d\n",
dwStyle, dwExStyle, hWndParent);
+#endif
 
   /* Register built-in controls if not already done */
   if (! ControlsInitialized)
@@ -270,8 +271,9 @@
     }
 
   if (dwExStyle & WS_EX_MDICHILD)
-     return CreateMDIWindowW(lpClassName, lpWindowName, dwStyle, x, y,
-        nWidth, nHeight, hWndParent, hInstance, (LPARAM)lpParam);
+    {
+      if (!(dwStyle & WS_POPUP)) hMenu = (HMENU) MDI_GetId(hWndParent);
+    }
 
   if (IS_ATOM(lpClassName))
     {
@@ -304,10 +306,14 @@
 				nHeight,
 				hWndParent,
 				hMenu,
-            hInstance,
+				hInstance,
 				lpParam,
 				SW_SHOW,
 				TRUE);
+
+#if 0
+  DbgPrint("[window] NtUserCreateWindowEx() == %d\n", Handle);
+#endif
 
   return (HWND)Handle;
 }

Modified: trunk/reactos/media/doc/README.WINE
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/media/doc/README.WINE?rev=…
==============================================================================
--- trunk/reactos/media/doc/README.WINE (original)
+++ trunk/reactos/media/doc/README.WINE Mon Jul  3 08:33:29 2006
@@ -132,7 +132,7 @@
 
   reactos/dll/win32/user32/windows/defwnd.c     # Forked
   reactos/dll/win32/user32/windows/draw.c       # Forked at Wine-20020904 (uitools.c)
-  reactos/dll/win32/user32/windows/mdi.c        # Out of sync
+  reactos/dll/win32/user32/windows/mdi.c        # Synced at 20060703
   reactos/dll/win32/user32/windows/menu.c       # Forked
   reactos/dll/win32/user32/windows/messagebox.c # Forked
   reactos/dll/win32/user32/windows/rect.c       # Forked (uitools.c)

Modified: trunk/reactos/subsystems/win32/win32k/ntuser/window.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/nt…
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/ntuser/window.c (original)
+++ trunk/reactos/subsystems/win32/win32k/ntuser/window.c Mon Jul  3 08:33:29 2006
@@ -1411,6 +1411,7 @@
    POINT Pos;
    SIZE Size;
    PW32THREADINFO ti = NULL;
+   
 #if 0
 
    POINT MaxSize, MaxPos, MinTrack, MaxTrack;
@@ -1419,6 +1420,7 @@
    POINT MaxPos;
 #endif
    CREATESTRUCTW Cs;
+   MDICREATESTRUCTW mdi;
    CBT_CREATEWNDW CbtCreate;
    LRESULT Result;
    BOOL MenuChanged;
@@ -1429,6 +1431,11 @@
    ParentWindowHandle = PsGetWin32Thread()->Desktop->DesktopWindow;
    OwnerWindowHandle = NULL;
 
+   if ((!(dwStyle & WS_CHILD)) && (dwExStyle & WS_EX_MDICHILD))
+   {	   
+      dwStyle |=  WS_CHILD; // Forced Child!
+   }
+
    if (hWndParent == HWND_MESSAGE)
    {
       /*
@@ -1624,6 +1631,62 @@
    else
    {
       RtlInitUnicodeString(&Window->WindowName, NULL);
+   }
+
+   if (dwExStyle & WS_EX_MDICHILD)
+   {
+      PWINDOW_OBJECT top_child;
+     
+  /* lpParams of WM_[NC]CREATE is different for MDI children.
+   * MDICREATESTRUCT members have the originally passed values.
+   *
+   * Note: we rely on the fact that MDICREATESTRUCTA and MDICREATESTRUCTW
+   * have the same layout.
+   */
+      mdi.szClass = (LPWSTR)ClassName;
+      mdi.szTitle = (LPWSTR)WindowName;
+      mdi.hOwner = hInstance;
+      mdi.x = x;
+      mdi.y = y;
+      mdi.cx = nWidth;
+      mdi.cy = nHeight;
+      mdi.style = dwStyle;
+      mdi.lParam = (LPARAM)lpParam;
+
+      lpParam = (LPVOID)&mdi;
+      if (ParentWindow->Style & MDIS_ALLCHILDSTYLES)
+      {
+        if (dwStyle & WS_POPUP)
+        {
+           DPRINT1("WS_POPUP with MDIS_ALLCHILDSTYLES is not allowed\n");
+           SetLastWin32Error(ERROR_INVALID_PARAMETER);  
+           RETURN((HWND)0);
+        }
+        dwStyle |= (WS_CHILD | WS_CLIPSIBLINGS);
+      }
+      else
+      {
+        dwStyle &= ~WS_POPUP;
+/* 
+   (|| WS_CHILD) is done at the top. So~ Here is just a bit in a 32/64 bit word.
+*/
+        dwStyle |= (WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS | WS_CAPTION |
+                WS_SYSMENU | WS_THICKFRAME | WS_MINIMIZEBOX | WS_MAXIMIZEBOX);
+      }
+
+      top_child = ParentWindow->FirstChild;
+
+      if (top_child)
+      {
+        /* Restore current maximized child */
+        if((dwStyle & WS_VISIBLE) && (top_child->Style &
WS_MAXIMIZE))
+        {
+           DPRINT("Restoring current maximized child %p\n", top_child);
+           co_IntSendMessage( top_child->hSelf, WM_SETREDRAW, FALSE, 0 );
+           co_WinPosShowWindow(top_child, SW_RESTORE);
+           co_IntSendMessage( top_child->hSelf, WM_SETREDRAW, TRUE, 0 );
+        }
+      }
    }
 
    /*
@@ -1636,19 +1699,11 @@
       dwExStyle |= WS_EX_WINDOWEDGE;
    else
       dwExStyle &= ~WS_EX_WINDOWEDGE;
-
-   /* Correct the window style. */
-   if (!(dwStyle & WS_CHILD))
-   {
-      dwStyle |= WS_CLIPSIBLINGS;
-      DPRINT("3: Style is now %lx\n", dwStyle);
-      if (!(dwStyle & WS_POPUP))
-      {
-         dwStyle |= WS_CAPTION;
-         Window->Flags |= WINDOWOBJECT_NEED_SIZE;
-         DPRINT("4: Style is now %lx\n", dwStyle);
-      }
-   }
+/* 
+   These affect only the style loading into the WindowObject structure. 
+*/
+   Window->ExStyle = dwExStyle;
+   Window->Style = dwStyle & ~WS_VISIBLE;
 
    /* create system menu */
    if((dwStyle & WS_SYSMENU) &&
@@ -1661,6 +1716,23 @@
          IntReleaseMenuObject(SystemMenu);
       }
    }
+
+   /* Correct the window style. */
+   if (!(Window->Style & WS_CHILD))
+   {
+      Window->Style |= WS_CLIPSIBLINGS;
+      if (!(Window->Style & WS_POPUP))
+      {
+         Window->Style |= WS_CAPTION;
+         Window->Flags |= WINDOWOBJECT_NEED_SIZE;
+      }
+   }
+
+   if ((Window->ExStyle & WS_EX_DLGMODALFRAME) ||
+          (Window->Style & (WS_DLGFRAME | WS_THICKFRAME)))
+      Window->ExStyle |= WS_EX_WINDOWEDGE;
+   else
+      Window->ExStyle &= ~WS_EX_WINDOWEDGE;
 
    /* Insert the window into the thread's window list. */
    InsertTailList (&PsGetWin32Thread()->WindowListHead,
&Window->ThreadListEntry);
@@ -1676,9 +1748,6 @@
    Pos.y = y;
    Size.cx = nWidth;
    Size.cy = nHeight;
-
-   Window->ExStyle = dwExStyle;
-   Window->Style = dwStyle & ~WS_VISIBLE;
 
    /* call hook */
    Cs.lpCreateParams = lpParam;
@@ -1735,9 +1804,27 @@
             Pos.x = rc.left;
             Pos.y = rc.top;
          }
-
-         /* According to wine, the ShowMode is set to y if x == CW_USEDEFAULT(16) and
-            y is something else */
+/* 
+   According to wine, the ShowMode is set to y if x == CW_USEDEFAULT(16) and
+   y is something else. and Quote!
+ */
+
+/* Never believe Microsoft's documentation... CreateWindowEx doc says
+ * that if an overlapped window is created with WS_VISIBLE style bit
+ * set and the x parameter is set to CW_USEDEFAULT, the system ignores
+ * the y parameter. However, disassembling NT implementation (WIN32K.SYS)
+ * reveals that
+ *
+ * 1) not only it checks for CW_USEDEFAULT but also for CW_USEDEFAULT16
+ * 2) it does not ignore the y parameter as the docs claim; instead, it
+ *    uses it as second parameter to ShowWindow() unless y is either
+ *    CW_USEDEFAULT or CW_USEDEFAULT16.
+ *
+ * The fact that we didn't do 2) caused bogus windows pop up when wine
+ * was running apps that were using this obscure feature. Example -
+ * calc.exe that comes with Win98 (only Win98, it's different from
+ * the one that comes with Win95 and NT)
+ */
          if(y != CW_USEDEFAULT && y != CW_USEDEFAULT16)
          {
             dwShowMode = y;
@@ -1766,20 +1853,51 @@
             Pos.x = max(rc.left, 0);
          if(Pos.y > rc.top)
             Pos.y = max(rc.top, 0);
-      }
+      }     
    }
    else
    {
-      /* if CW_USEDEFAULT(16) is set for non-overlapped windows, both values are set to
zero) */
-      if(x == CW_USEDEFAULT || x == CW_USEDEFAULT16)
-      {
-         Pos.x = 0;
-         Pos.y = 0;
-      }
-      if(nWidth == CW_USEDEFAULT || nWidth == CW_USEDEFAULT16)
-      {
-         Size.cx = 0;
-         Size.cy = 0;
+      if (dwExStyle & WS_EX_MDICHILD)
+      {
+         POINT mPos[2];
+         RECT rect;
+         INT nstagger, total = 0, spacing = UserGetSystemMetrics(SM_CYCAPTION) +
+                                           UserGetSystemMetrics(SM_CYFRAME) -1;
+         PWINDOW_OBJECT Child;
+
+         for (Child = ParentWindow->FirstChild; Child; Child = Child->NextSibling)
+            ++total;
+
+         IntGetClientRect(ParentWindow, &rect);
+
+         nstagger = (rect.bottom - rect.top)/(3 * spacing);
+         mPos[1].x = (rect.right - rect.left - nstagger * spacing);
+         mPos[1].y = (rect.bottom - rect.top - nstagger * spacing);
+         mPos[0].x = mPos[0].y = spacing * (total%(nstagger+1));
+
+         if (x == CW_USEDEFAULT || x == CW_USEDEFAULT16)
+         {
+            Pos.x = mPos[0].x;
+            Pos.y = mPos[0].y;
+         }
+         if (nWidth == CW_USEDEFAULT || nWidth == CW_USEDEFAULT16 || !nWidth)
+             Size.cx = mPos[1].x;
+         if (nHeight == CW_USEDEFAULT || nHeight == CW_USEDEFAULT16 || !nHeight)
+             Size.cy = mPos[1].y;
+      }
+      else
+      {
+        /* if CW_USEDEFAULT(16) is set for non-overlapped windows, both values are set to
zero) */
+         if(x == CW_USEDEFAULT || x == CW_USEDEFAULT16)
+         {
+            Pos.x = 0;
+            Pos.y = 0;
+         }
+         if(nWidth == CW_USEDEFAULT || nWidth == CW_USEDEFAULT16)
+         {
+            Size.cx = 0;
+            Size.cy = 0;
+         }
       }
    }
 
@@ -1985,6 +2103,13 @@
                         WM_PARENTNOTIFY,
                         MAKEWPARAM(WM_CREATE, Window->IDMenu),
                         (LPARAM)Window->hSelf);
+   }
+
+   if ((dwStyle & WS_VISIBLE) && (dwExStyle & WS_EX_MDICHILD))
+   {
+      co_IntSendMessage(ParentWindow->hSelf, WM_MDIREFRESHMENU, 0, 0);
+      co_WinPosSetWindowPos(Window, HWND_TOP, 0, 0, 0, 0, SWP_SHOWWINDOW |
+                                                SWP_NOMOVE | SWP_NOSIZE);
    }
 
    if ((!hWndParent) && (!HasOwner))