Release 940405

Tue Apr  5 14:36:59 1994  Bob Amstadt  (bob@pooh)

	* [include/mdi.h] [windows/mdi.c]
	Use WM_PARENTNOTIFY messages to activate children.
	Generate WM_CHILDACTIVATE messages.
	Beginnings handler for maxmized child window.
	Clean up when children are destroyed.

	* [windows/message.c] [windows/nonclient.c] [windows/winpos.c]
	Removed code add 94/03/26.

Apr 4, 94 martin2@trgcorp.solucorp.qc.ca (Martin Ayotte)

	* [control/menu.c]
	Make mouse menu navigation working again. :-))
	(be carefull, clicking outside menus (ie.: clientrect) 
	not resolved yet)

	* [windows/nonclient.c]  [controls/scroll.c]
	Bugs fix in NCTrackScrollBars().

	* [misc/dos_fs.c]
	Bug fix in 'ToDos()' in conversion for '/',
		(example: '/window/' was translated to 'WINDOWs').

	* [miscemu/int21.c]
	Function ChangeDir() extract possible drive before DOS_ChangeDir().

	* [loader/library.c]  [loader/wine.c]
	Playing around moving function GetProcAddress() and put some code in.

Mon Apr  4 21:39:07 1994  Alexandre Julliard (julliard@lamisun.epfl.ch)

	* [misc/main.c]
	Better explanation of command-line options.

	* [objects/dib.c]
	Implemented SetDIBitsToDevice().

	* [windows/dc.c]
	Bug fix in SetDCState().

	* [windows/event.c]
	Removed WS_DISABLED handling (now done in message.c).

	* [windows/message.c]
	Added sending a WM_PARENTNOTIFY message in MSG_TranslateMouseMsg().
	Use WindowFromPoint() to find the window for mouse events, taking
	into account disabled windows.

	* [windows/painting.c]
	Bug fix in BeginPaint() to allow calling it at other times than
	on WM_PAINT (Solitaire needs it...)

	* [windows/win.c]
	Implemented FindWindow().
	Rewritten EnableWindow() to behave more like Windows.

	* [windows/winpos.c]
	Rewritten WindowFromPoint() to also search child windows.

Mon Apr  4 17:36:32 1994  Erik Bos (erik@trashcan.hacktic.nl)

	* [include/int21.h] -> [msdos.h]
	renamed.

	* [miscemu/int10.h] [miscemu/int25.h] [miscemu/int26.h] 
	new, added for int 10, 25 and 26.

	* [miscemu/ioports.c]
	new, added to allow win apps to use ioports.

	* [loader/signal.c]
	Added support for in, inb, out, outb instructions.

Sun Mar 27 13:40:25 1994  Bob Amstadt  (bob@pooh)

	* controls/menu.c (InsertMenu): Changed to use FindMenuItem().

Sat Mar 26 21:23:55 1994  Bob Amstadt  (bob@pooh)

	* [windows/mdi.c]
	Window list properly updated.

	* [windows/message.c]
	Call WINPOS_ChildActivate() when mouse pressed.

	* [windows/nonclient.c]
	Use WINPOS_IsAnActiveWindow() instead of GetActiveWindow() in
	NC_HandleNCPaint().

	* [windows/winpos.c]
	Created functions WINPOS_IsAnActiveWindow() and WINPOS_ActivateChild()

Thu Mar 24 14:49:17 1994  Bob Amstadt  (bob@pooh)

	* controls/menu.c (DeleteMenu): Changed to use FindMenuItem
	(DeleteMenu): Many bug fixes.

	* [controls/menu.c]
	Created function FindMenuItem().

Thu Mar 24 14:17:24 1994  Bob Amstadt  (bob@pooh)

	* [windows/win.c]
	Removed incorrect MDI handling code from CreateWindowEx().

	* [controls/menu.c]
	MF_STRING items needed to allocate a private copy of string.

	* [controls/menu.c]
	Fixed buggy calls to GlobalFree().

	* [memory/global.c]
	Eliminated some redundant code with function call.

Wed Mar 23 1994 Pentti Moilanen (pentti.moilanen@ntc.nokia.com)

	* [windows/timer.c]
	timer list pointers looped in InsertTimer

Tue Mar 29 13:32:08 MET DST 1994  julliard@di.epfl.ch (Alexandre Julliard)

	* [misc/cursor.c]
	A few changes for desktop window support.

	* [misc/main.c]
	Added -depth option.

	* [misc/rect.c]
	Yet another bug fix in SubtractRect().

	* [objects/bitmap.c]
	Changes to use only one depth (specified with -depth)
	for color bitmaps.

	* [objects/brush.c]
	Added support for dithered solid brushes.

	* [objects/color.c]
	Use the same 20 system colors as in Windows.
	System palette initialisation now done in COLOR_InitPalette().
	Added support for a color mapping table to map logical color
	indexes to X colormap entries.
	Implemented GetNearestColor() and RealizeDefaultPalette().

	* [objects/dib.c]
	Added support for color mapping table.

	* [objects/dither.c]  (New file)
	Implemented solid color dithering.

	* [objects/palette.c]
	Implemented GetSystemPaletteEntries() and SelectPalette().

	* [windows/class.c]
	Make a copy of the menu name in RegisterClass().

	* [windows/dc.c]
	Fixed device caps when using a desktop window.
	Added support for the color mapping table in DCs.

	* [windows/event.c]
	Added ConfigureNotify handler on desktop window.

	* [windows/message.c]
	Removed call to XTranslateCoordinates() on every mouse motion
	New function MSG_Synchronize() to synchronize with the X server.

	* [windows/syscolor.c]
	Rewritten SYSCOLOR_Init() to read the system colors from WIN.INI.

	* [windows/winpos.c]
	Added synchronization on window mapping. Solves the double redraw
	problem when starting Solitaire.

Mar 27, 94 martin2@trgcorp.solucorp.qc.ca (Martin Ayotte)

	* [control/menu.c]	* [windows/defwnd.c]
	Make keyboard navigation working with menubar,
	but temporarely inserted a bug in menubar mouse handling ... :-((
	(it will be fix next week !)

	* [windows/defwnd.c]
	Connect VK_MENU to menubar navigation.

	* [loader/library.c]
	GetModuleHandle() return 'fictive 0xF000+ handles' for built-in DLLs.

Sun Mar 20 22:32:13 1994 Erik Bos (erik@trashcan.hacktic.nl)

	* [misc/main.c]
	Added Copy(). Added a check for `-h' to show usage.

	* [misc/dos_fs.c]
	Fixed bug in FindFile(), to load directories as dlls.

	* [misc/dos_fs.c]
	Fixed ToUnix() and ToDos() again, as my previous patch
	didn't make it.

	* [misc/dos_fs.c] [miscemu/int21.c]
	Bug fixes, should be able to handle all winfile and progman int21
	requests now except for a few small things.

Tue Mar 29 06:25:54 1994  crw@harris.mlb.semi.harris.com (Carl Williams)

	* [memory/heap.c]
	Implemented GetFreeSystemResources().

Mon Mar 21 17:32:25 1994  Bob Amstadt  (bob@pooh)

	* controls/menu.c (GetSubMenu): Function did not return correct value

	* [windows/mdi.c]
	Beginnings of menu handling.

Thu Mar 10 11:32:06 1994  Stefan (SAM) Muenzel  (muenzel@tat.physik.uni-tuebingen.de)

	* [objects/font.c]
	if font.width equals zero use asterix instead.

Mon Mar 21 17:23:37 MET 1994  julliard@di.epfl.ch (Alexandre Julliard)

	* [objects/bitmap.c]
	Rewritten bitmap code to use exclusively X pixmaps; *much* faster.

	* [objects/brush.c]
	Some changes with pattern brushes because of the new bitmap code.

	* [objects/color.c]
	Added function COLOR_ToPhysical for better color mapping.

	* [objects/dib.c]
	Heavily optimized SetDIBits().

	* [windows/dc.c]
	Opimized SetDCState() and DC_SetupGC*() functions.
	Added stub for CreateIC().

Mar 20, 94 martin2@trgcorp.solucorp.qc.ca (Martin Ayotte)

	* [misc/message.c]
	Call SetFocus() after closing box to give back focus to previous owner.

	* [misc/files.c]
	Small bug fix in GetTempFilename() : replace a '\' to '\\'.

	* [control/scroll.c]
	Calls to BitBlt() replace by StretchBlt().

	* [control/menu.c]
	Call SetFocus() to previous owner after closing Popups.	
	Fill stub DeleteMenu().

	* [control/listbox.c]
	* [control/combo.c]
	Use SetFocus() in WM_LBUTTONDOWN.
	Close ComboBox List upon WM_KILLFOCUS.
	Early development of WM_MEASUREITEM mecanism.

	* [windows/defwnd.c]
	Early development of WM_MEASUREITEM mecanism.

Tue Mar 22 10:44:57 1994  Miguel de Icaza  (miguel@xochitl)

	* [misc/atom.c]
	Fixed sintaxis problem when building the library.

Tue Mar 15 13:11:56 1994  Bob Amstadt  (bob@pooh)

	* [include/windows.h]
	Added message types and structures for MDI

	* [include/mdi.h]
	Created internal structures for handling MDI

	* [windows/mdi.c]
	Began creating MDI support

Thu Mar 10 16:51:46 1994  Bob Amstadt  (bob@pooh)

	* [loader/wine.c] [include/wine.h]
	Added new field to "struct w_files" to hold the "name table"
	resource for Windows 3.0 programs

	* [loader/resource.c]
	Added code to handle programs with a "name table" resource.
	LoadResourceByName() modified to check for the existence of
	this resource.

Mon Mar 14 22:31:42 MET 1994  julliard@di.epfl.ch (Alexandre Julliard)

	* [objects/color.c]
	Added installing the private colormap on the desktop window.

	* [windows/event.c]
	Cleaned up focus event handling (see focus.c).
	Use GetFocus() to direct key events to the correct window.

	* [windows/focus.c]
	Rewritten SetFocus() to:
	- only set X focus on top-level windows
	- send WM_SETFOCUS and WM_KILLFOCUS messages (was done in event.c)
	- prevent setting focus to disabled windows
	- install private colormap so -privatemap option works again

	* [windows/message.c] [windows/timer.c]
	Changed timer management to no longer use PostMessage(), but
	to generate timer messages on the fly. Also fixed a related bug
	in GetMessage() which could cause busy-waiting.

	* [windows/win.c]
	Only select focus events on top-level windows.

	* [windows/winpos.c]
	Added some sanity checks for desktop window.

Fri Mar  4 20:42:01 1994  Erik Bos (erik@trashcan.hacktic.nl)

	* [misc/dos_fs.c]
	bug fixes in ToUnix(), WinIniFileName(), GetUnixFileName(). 
	Support for tilde symbol added for rootdirectories in [drives]
	section of wine's configfile.

	* [misc/file.c]
	hread(), hwrite() added.

	* [misc/main.c]
	hmemcpy() added.

	* [if1632/stress.spec] [include/stress.h] [misc/stress.c]
	Added STRESS.DLL, an useless dll used to stress a windows system.

	* [*/*]
	Added missing #includes, fixed prototypes for prototype checking.

	* [include/prototypes.h]

	Added prototypes for loader/*c, if1632/*c.

Tue Mar  8 09:54:34 1994  Bob Amstadt  (bob@pooh)

	* [Configure]
	Added reminder to set WINEPATH, if it is not set.

	* [Imakefile]
	Removed #elif's

	* [controls/button.c]
	Added BN_CLICKED notification for owner-draw buttons.

	* [if1632/kernel.spec] [memory/heap.c]
	Changed Local* functions to WIN16_Local* to prevent unconcious use
	of these functions.

	* [if1632/relay.c]
	Push old Stack16Frame on stack before setting.

	* [include/atom.h] [misc/atom.c] [include/heap.h] [memory/local.c]
	Added multiple local heap handling in Atom* functions.

	* [include/regfunc.h] [miscemu/int21.c]
	Rewrote DOS3Call() use context frame that is already on the stack.

	* [misc/profile.c]
	Fixed to allow leading ";" to mark comments.

	* [misc/spy.c]
	Fixed bugs and added support for "include" and "exclude" filters.

	* [misc/user.c]
	Rearranged calls in InitApp().

	* [misc/font.c]
	Fixed font handling to create system fonts, if they are used.

	* [windows/dc.c]
	If text drawn on window with no font specified, then default the
	font to the system font.

Mon Mar  7 20:32:09 MET 1994  julliard@di.epfl.ch (Alexandre Julliard)

	* [controls/desktop.c]
	Added handling of WM_NCCREATE and WM_ERASEBKGND functions.
	Implemented SetDeskPattern().

	* [misc/main.c]
	Added -desktop option to get a large desktop window with
	everything inside it.
	Added -name option.

	* [misc/rect.c]
	Bug fix in SubtractRect().

	* [objects/*.c]
	Replaced the DefaultRootWindow() macro by the rootWindow variable.

	* [windows/event.c] [windows/message.c]
	  [windows/nonclient.c] [windows/win.c]
	A few changes to accomodate the new desktop window.

 Tue Mar  8 11:13:03 1994  Miguel de Icaza  (miguel@xochitl.nuclecu.unam.mx)
 
 	* [toolkit/arch.c] --New file-- 
 	Routines for converting little endian data structures to
 	big-endian data structures, currently only BITMAP structures are 
 	converted.
 
 	* [misc/atom.c]
 	When used as part of the WineLib, the code is much simpler.
 	Doesn't depend on alignement.
 
 	* [loader/wine.c]
 	Ifdefed Emulator dependent code if compiling WineLib.
 
 	* [loader/resource.c]
 	Moved misc/resource.c to loader/resource.c.
 
 	* [loader/dump.c,ldt.c,ldtlib.c,library,c,selector.c,signal.c]
 	Ifdefed whole code if compiling WINELIB.
 
 	* [include/winsock.h]
 	Added compilation define to allow compilation on SunOS.
 
 	* [include/wine.h]
 	Removed load_typeinfo and load_nameinfo prototypes, they belong
 	to neexe.h
 
 	* [include/neexe.h]
 	Added load_typeinfo and load_nameinfo prototypes.
 
 	* [include/arch.h]
 	Fixed some bugs in the conversion routines.
 	Added macros for Bitmap loading.

Tue Mar  8 12:52:05 1994  crw@maniac.mlb.semi.harris.com (Carl Williams)
 	
	* [if1632/kernel.spec] [memory/global.c]
	Implemented GetFreeSpace()

	* [if1632/user.spec] [loader/resource.c]
	Implemented CreateIcon()
diff --git a/windows/mdi.c b/windows/mdi.c
new file mode 100644
index 0000000..1912295
--- /dev/null
+++ b/windows/mdi.c
@@ -0,0 +1,448 @@
+/* MDI.C
+ *
+ * Copyright 1994, Bob Amstadt
+ *
+ * This file contains routines to support MDI features.
+ */
+#include <stdlib.h>
+#include <stdio.h>
+#include "windows.h"
+#include "win.h"
+#include "mdi.h"
+#include "user.h"
+
+/* #define DEBUG_MDI /* */
+
+/**********************************************************************
+ *					MDIRecreateMenuList
+ */
+void
+MDIRecreateMenuList(MDICLIENTINFO *ci)
+{
+    MDICHILDINFO *chi;
+    char buffer[128];
+    int id, n, index;
+
+#ifdef DEBUG_MDI
+    fprintf(stderr, "MDIRecreateMenuList: hWindowMenu %04.4x\n", 
+	    ci->hWindowMenu);
+#endif
+    
+    id = ci->idFirstChild; 
+    while (DeleteMenu(ci->hWindowMenu, id, MF_BYCOMMAND))
+	id++;
+
+#ifdef DEBUG_MDI
+    fprintf(stderr, "MDIRecreateMenuList: id %04.4x, idFirstChild %04.4x\n", 
+	    id, ci->idFirstChild);
+#endif
+
+    if (!ci->flagMenuAltered)
+    {
+	ci->flagMenuAltered = TRUE;
+	AppendMenu(ci->hWindowMenu, MF_SEPARATOR, 0, NULL);
+    }
+    
+    id = ci->idFirstChild;
+    index = 1;
+    for (chi = ci->infoActiveChildren; chi != NULL; chi = chi->next)
+    {
+	n = sprintf(buffer, "%d ", index++);
+	GetWindowText(chi->hwnd, buffer + n, sizeof(buffer) - n - 1);
+
+#ifdef DEBUG_MDI
+	fprintf(stderr, "MDIRecreateMenuList: id %04.4x, '%s'\n", 
+		id, buffer);
+#endif
+
+	AppendMenu(ci->hWindowMenu, MF_STRING, id++, buffer);
+    }
+}
+
+/**********************************************************************
+ *					MDICreateClient
+ */
+HWND 
+MDICreateClient(WND *w, MDICLIENTINFO *ci, HWND parent, LPMDICREATESTRUCT cs)
+{
+    HWND hwnd;
+
+    /*
+     * Create child window
+     */
+    cs->style &= (WS_MINIMIZE | WS_MAXIMIZE | WS_HSCROLL | WS_VSCROLL);
+    
+    hwnd = CreateWindowEx(0, cs->szClass, cs->szTitle, 
+			  WS_CHILD | WS_BORDER | WS_CAPTION | WS_CLIPSIBLINGS |
+			  WS_MAXIMIZEBOX | WS_MINIMIZEBOX | WS_SYSMENU |
+			  WS_THICKFRAME | WS_VISIBLE | cs->style,
+			  cs->x, cs->y, cs->cx, cs->cy, parent, (HMENU) 0,
+			  w->hInstance, cs->lParam);
+
+    if (hwnd)
+    {
+	HANDLE h = USER_HEAP_ALLOC(GMEM_MOVEABLE, sizeof(MDICHILDINFO));
+	MDICHILDINFO *child_info = USER_HEAP_ADDR(h);
+	if (!h)
+	{
+	    DestroyWindow(hwnd);
+	    return 0;
+	}
+
+	ci->nActiveChildren++;
+	
+	child_info->next = ci->infoActiveChildren;
+	child_info->prev = NULL;
+	child_info->hwnd = hwnd;
+
+	if (ci->infoActiveChildren)
+	    ci->infoActiveChildren->prev = child_info;
+
+	ci->infoActiveChildren = child_info;
+
+	SendMessage(parent, WM_CHILDACTIVATE, 0, 0);
+    }
+	
+    return hwnd;
+}
+
+/**********************************************************************
+ *					MDIDestroyClient
+ */
+HWND 
+MDIDestroyClient(WND *w_parent, MDICLIENTINFO *ci, HWND parent, HWND child,
+		 BOOL flagDestroy)
+{
+    MDICHILDINFO  *chi;
+    
+    chi = ci->infoActiveChildren;
+    while (chi && chi->hwnd != child)
+	chi = chi->next;
+
+    if (chi)
+    {
+	if (chi->prev)
+	    chi->prev->next = chi->next;
+	if (chi->next)
+	    chi->next->prev = chi->prev;
+	if (ci->infoActiveChildren == chi)
+	    ci->infoActiveChildren = chi->next;
+
+	ci->nActiveChildren--;
+	
+	if (chi->hwnd == ci->hwndActiveChild)
+	    SendMessage(parent, WM_CHILDACTIVATE, 0, 0);
+
+	USER_HEAP_FREE((HANDLE) chi);
+	
+	if (flagDestroy)
+	    DestroyWindow(child);
+    }
+    
+    return 0;
+}
+
+/**********************************************************************
+ *					MDIBringChildToTop
+ */
+void MDIBringChildToTop(HWND parent, WORD id, WORD by_id)
+{
+    MDICHILDINFO  *chi;
+    MDICLIENTINFO *ci;
+    WND           *w;
+    int            i;
+
+    w  = WIN_FindWndPtr(parent);
+    ci = (MDICLIENTINFO *) w->wExtra;
+    
+#ifdef DEBUG_MDI
+    fprintf(stderr, "MDIBringToTop: id %04.4x, by_id %d\n", id, by_id);
+#endif
+
+    if (by_id)
+	id -= ci->idFirstChild;
+    if (!by_id || id < ci->nActiveChildren)
+    {
+	chi = ci->infoActiveChildren;
+
+	if (by_id)
+	{
+	    for (i = 0; i < id; i++)
+		chi = chi->next;
+	}
+	else
+	{
+	    while (chi && chi->hwnd != id)
+		chi = chi->next;
+	}
+
+	if (!chi)
+	    return;
+
+#ifdef DEBUG_MDI
+	fprintf(stderr, "MDIBringToTop: child %04.4x\n", chi->hwnd);
+#endif
+	if (chi != ci->infoActiveChildren)
+	{
+	    SetWindowPos(chi->hwnd, HWND_TOP, 0, 0, 0, 0, 
+			 SWP_NOMOVE | SWP_NOSIZE );
+
+	    if (chi->next)
+		chi->next->prev    = chi->prev;
+
+	    if (chi->prev)
+		chi->prev->next    = chi->next;
+	    
+	    chi->prev              = NULL;
+	    chi->next              = ci->infoActiveChildren;
+	    chi->next->prev        = chi;
+	    ci->infoActiveChildren = chi;
+
+	    SendMessage(parent, WM_CHILDACTIVATE, 0, 0);
+	}
+	
+#ifdef DEBUG_MDI
+	fprintf(stderr, "MDIBringToTop: pos %04.4x, hwnd %04.4x\n", 
+		id, chi->hwnd);
+#endif
+    }
+}
+
+/**********************************************************************
+ *					MDIChildActivated
+ */
+LONG MDIChildActivated(WND *w, MDICLIENTINFO *ci, HWND parent)
+{
+    MDICHILDINFO *chi;
+    HWND          deact_hwnd;
+    HWND          act_hwnd;
+    LONG          lParam;
+
+#ifdef DEBUG_MDI
+    fprintf(stderr, "MDIChildActivate: top %04.4x\n", w->hwndChild);
+#endif
+
+    chi = ci->infoActiveChildren;
+    if (chi)
+    {
+	deact_hwnd = ci->hwndActiveChild;
+	act_hwnd   = chi->hwnd;
+	lParam     = ((LONG) deact_hwnd << 16) | act_hwnd;
+
+#ifdef DEBUG_MDI
+	fprintf(stderr, "MDIChildActivate: deact %04.4x, act %04.4x\n",
+	       deact_hwnd, act_hwnd);
+#endif
+
+	ci->hwndActiveChild = act_hwnd;
+
+	if (deact_hwnd != act_hwnd)
+	{
+	    MDIRecreateMenuList(ci);
+	    SendMessage(deact_hwnd,  WM_NCACTIVATE, FALSE, 0);
+	    SendMessage(deact_hwnd, WM_MDIACTIVATE, FALSE, lParam);
+	}
+	
+	SendMessage(act_hwnd,  WM_NCACTIVATE, TRUE, 0);
+	SendMessage(act_hwnd, WM_MDIACTIVATE, TRUE, lParam);
+    }
+
+    if (chi || ci->nActiveChildren == 0)
+    {
+	MDIRecreateMenuList(ci);
+	DrawMenuBar(GetParent(parent));
+    }
+    
+    return 0;
+}
+
+/**********************************************************************
+ *					MDICascade
+ */
+LONG MDICascade(HWND parent, MDICLIENTINFO *ci)
+{
+    MDICHILDINFO *chi;
+    RECT          rect;
+    int           spacing, xsize, ysize;
+    int		  x, y;
+
+    GetClientRect(parent, &rect);
+    spacing = GetSystemMetrics(SM_CYCAPTION) + GetSystemMetrics(SM_CYFRAME);
+    ysize   = abs(rect.bottom - rect.top) - 8 * spacing;
+    xsize   = abs(rect.right  - rect.left) - 8 * spacing;
+    
+#ifdef DEBUG_MDI
+    fprintf(stderr, 
+	    "MDICascade: Client wnd at (%d,%d) - (%d,%d), spacing %d\n", 
+	    rect.left, rect.top, rect.right, rect.bottom, spacing);
+    fprintf(stderr, "MDICascade: searching for last child\n");
+#endif
+    for (chi = ci->infoActiveChildren; chi->next != NULL; chi = chi->next)
+	;
+    
+#ifdef DEBUG_MDI
+    fprintf(stderr, "MDICascade: last child is %04.4x\n", chi->hwnd);
+#endif
+    x = 0;
+    y = 0;
+    for ( ; chi != NULL; chi = chi->prev)
+    {
+#ifdef DEBUG_MDI
+	fprintf(stderr, "MDICascade: move %04.4x to (%d,%d) size [%d,%d]\n", 
+		chi->hwnd, x, y, xsize, ysize);
+#endif
+	SetWindowPos(chi->hwnd, 0, x, y, xsize, ysize, 
+		     SWP_DRAWFRAME | SWP_NOACTIVATE | SWP_NOZORDER);
+
+	x += spacing;
+	y += spacing;
+    }
+
+    return 0;
+}
+
+/**********************************************************************
+ *					MDIClientWndProc
+ *
+ * This function is the handler for all MDI requests.
+ */
+LONG 
+MDIClientWndProc(HWND hwnd, WORD message, WORD wParam, LONG lParam)
+{
+    LPCREATESTRUCT       cs;
+    LPCLIENTCREATESTRUCT ccs;
+    MDICLIENTINFO       *ci;
+    WND                 *w;
+    RECT                 rect;
+
+    w  = WIN_FindWndPtr(hwnd);
+    ci = (MDICLIENTINFO *) w->wExtra;
+    
+    switch (message)
+    {
+      case WM_CHILDACTIVATE:
+	return MDIChildActivated(w, ci, hwnd);
+
+      case WM_CREATE:
+	cs                      = (LPCREATESTRUCT) lParam;
+	ccs                     = (LPCLIENTCREATESTRUCT) cs->lpCreateParams;
+	ci->hWindowMenu         = ccs->hWindowMenu;
+	ci->idFirstChild        = ccs->idFirstChild;
+	ci->infoActiveChildren  = NULL;
+	ci->flagMenuAltered     = FALSE;
+	ci->flagChildMaximized  = FALSE;
+	w->dwStyle             |= WS_CLIPCHILDREN;
+
+	GetClientRect(w->hwndParent, &rect);
+	MoveWindow(hwnd, 0, 0, rect.right, rect.bottom, 1);
+
+	return 0;
+
+      case WM_MDIACTIVATE:
+	MDIBringChildToTop(hwnd, wParam, FALSE);
+	return 0;
+
+      case WM_MDICASCADE:
+	return MDICascade(hwnd, ci);
+
+      case WM_MDICREATE:
+	return MDICreateClient(w, ci, hwnd, (LPMDICREATESTRUCT) lParam);
+
+      case WM_MDIDESTROY:
+	return MDIDestroyClient(w, ci, hwnd, wParam, TRUE);
+
+      case WM_MDIGETACTIVE:
+	return ((LONG) ci->hwndActiveChild | 
+		((LONG) ci->flagChildMaximized << 16));
+
+      case WM_MDIICONARRANGE:
+	/* return MDIIconArrange(...) */
+	break;
+	
+      case WM_MDIMAXIMIZE:
+	ci->flagChildMaximized = TRUE;
+	MDIBringChildToTop(hwnd, wParam, FALSE);
+	return 0;
+
+      case WM_NCACTIVATE:
+	SendMessage(ci->hwndActiveChild, message, wParam, lParam);
+	break;
+	
+      case WM_PARENTNOTIFY:
+	if (wParam == WM_DESTROY)
+	    return MDIDestroyClient(w, ci, hwnd, LOWORD(lParam), FALSE);
+	else if (wParam == WM_LBUTTONDOWN)
+	    MDIBringChildToTop(hwnd, ci->hwndHitTest, FALSE);
+	break;
+
+    }
+    
+    return DefWindowProc(hwnd, message, wParam, lParam);
+}
+
+/**********************************************************************
+ *					DefFrameProc (USER.445)
+ *
+ */
+LONG 
+DefFrameProc(HWND hwnd, HWND hwndMDIClient, WORD message, 
+	     WORD wParam, LONG lParam)
+{
+    switch (message)
+    {
+      case WM_COMMAND:
+	MDIBringChildToTop(hwndMDIClient, wParam, TRUE);
+	break;
+
+      case WM_NCACTIVATE:
+	SendMessage(hwndMDIClient, message, wParam, lParam);
+	break;
+	
+      case WM_SETFOCUS:
+	SendMessage(hwndMDIClient, WM_SETFOCUS, wParam, lParam);
+	break;
+
+      case WM_SIZE:
+	MoveWindow(hwndMDIClient, 0, 0, LOWORD(lParam), HIWORD(lParam), TRUE);
+	break;
+
+    }
+    
+    return DefWindowProc(hwnd, message, wParam, lParam);
+}
+
+/**********************************************************************
+ *					DefMDIChildProc (USER.447)
+ *
+ */
+LONG 
+DefMDIChildProc(HWND hwnd, WORD message, WORD wParam, LONG lParam)
+{
+    MDICLIENTINFO       *ci;
+    WND                 *w;
+
+    w  = WIN_FindWndPtr(GetParent(hwnd));
+    ci = (MDICLIENTINFO *) w->wExtra;
+    
+    switch (message)
+    {
+      case WM_NCHITTEST:
+	ci->hwndHitTest = hwnd;
+	break;
+	
+      case WM_NCPAINT:
+	return NC_DoNCPaint(hwnd, (HRGN)1, 
+			    hwnd == ci->hwndActiveChild);
+    }
+	
+    return DefWindowProc(hwnd, message, wParam, lParam);
+}
+
+/**********************************************************************
+ *					TranslateMDISysAccel (USER.451)
+ *
+ */
+BOOL TranslateMDISysAccel(HWND hwndClient, LPMSG msg)
+{
+    return 0;
+}