HMQ APIENTRY WinCreateMsgQueue( hab, sSize )
    HAB         hab;
    SHORT       sSize;
{
    PMYWND      pwnd;

    /* Generic Macintosh initialization (already did memory stuff) */
    
    InitGraf( &thePort );
    InitFonts();
    FlushEvents( everyEvent, 0 );
    SetEventMask( everyEvent );
    InitWindows();
    InitMenus();
    TEInit();
    InitDialogs( 0L );
    InitCursor();

    /* Initialize the SV_ values and register the predefined
       window classes */

    MpmInitSysValues();

    if( ! WinRegisterClass( hab, WC_BUTTON, MpmFnwpButton,
                            CS_MOVENOTIFY | CS_PUBLIC, 0 ) )
      return NULL;

    if( ! WinRegisterClass( hab, WC_DESKTOP, MpmFnwpDesktop,
                            CS_PUBLIC, 0 ) )
      return NULL;

#ifdef FUTURE
    if( ! WinRegisterClass( hab, WC_DIALOG, MpmFnwpDialog,
                            CS_MOVENOTIFY | CS_PUBLIC, 0 ) )
      return NULL;
#endif

    if( ! WinRegisterClass( hab, WC_ENTRYFIELD, MpmFnwpEntryField,
                            CS_MOVENOTIFY | CS_PUBLIC, 0 ) )
      return NULL;

    if( ! WinRegisterClass( hab, WC_FRAME, MpmFnwpFrame,
                            CS_MOVENOTIFY | CS_PUBLIC, 0x20 /*??*/ ) )
      return NULL;

    if( ! WinRegisterClass( hab, WC_LISTBOX, MpmFnwpListBox,
                            CS_MOVENOTIFY | CS_PUBLIC, 0 ) )
      return NULL;

    if( ! WinRegisterClass( hab, WC_MENU, MpmFnwpMenu,
                            CS_MOVENOTIFY | CS_PUBLIC, 0 ) )
      return NULL;

    if( ! WinRegisterClass( hab, WC_SCROLLBAR, MpmFnwpScrollBar,
                            CS_MOVENOTIFY | CS_PUBLIC, 0 ) )
      return NULL;

    if( ! WinRegisterClass( hab, WC_SIZEBORDER, MpmFnwpSizeBorder,
                            CS_MOVENOTIFY | CS_PUBLIC, 0 ) )
      return NULL;

    if( ! WinRegisterClass( hab, WC_STATIC, MpmFnwpStatic,
                            CS_MOVENOTIFY | CS_PUBLIC, 0 ) )
      return NULL;

    if( ! WinRegisterClass( hab, WC_TITLEBAR, MpmFnwpTitleBar,
                            CS_MOVENOTIFY | CS_PUBLIC, 0 ) )
      return NULL;

    /* Create the object and desktop windows */

    _hwndObject =
      WinCreateWindow(
        NULL, WC_DESKTOP, _szNull,
        0, 0, 0, 0, 0,
        NULL, NULL, 0, NULL, NULL
      );
    if( ! _hwndObject )
      return NULL;

    pwnd = PMYWNDOF(_hwndObject);
    pwnd->ucKind = WK_OBJECT;
    pwnd->pfnwp  = MpmFnwpObject;

    _hwndDesktop =
      WinCreateWindow(
        NULL, WC_DESKTOP, _szNull,
        WS_DISABLED,
        0, 0, 0, 0,
        NULL, NULL, 0, NULL, NULL
      );
    if( ! _hwndDesktop )
      return NULL;

    pwnd = PMYWNDOF(_hwndDesktop);
    pwnd->cx = _alSysVal[SV_CXSCREEN];
    pwnd->cy = _alSysVal[SV_CYSCREEN];
    pwnd->flStyle |= WS_VISIBLE;

    return (HMQ)1;
}