问如何使用C#代码在studio one studio 9.2的管理菜单下创建子菜单(文件夹)

EN

SAPbouiCOM.Menus oMenus = null;
SAPbouiCOM.MenuItem oMenuItem = null;

//**********************************************************

oMenus = SBO_Application.Menus;
SAPbouiCOM.MenuCreationParams oCreationPackage = null;

//**********************************************************
//Creating a new menu item after the menu whose UID is
//"3328"
//**********************************************************
oCreationPackage = ( ( SAPbouiCOM.MenuCreationParams )( SBO_Application.CreateObject( SAPbouiCOM.BoCreatableObjectType.cot_MenuCreationParams ) ) );

oMenuItem = SBO_Application.Menus.Item( "3328" );

try{
//**********************************************************
//Adding the new menu to the main menu
//**********************************************************

    oMenus.AddEx( oCreationPackage );
    oMenuItem = SBO_Application.Menus.Item( "3328" );

//**********************************************************
//Adding the sub menu of string type to the newly added menu
//**********************************************************

    oMenus = oMenuItem.SubMenus;
    oCreationPackage.Type = SAPbouiCOM.BoMenuType.mt_STRING;
    oCreationPackage.UniqueID = "routesheet";
    oCreationPackage.String = "RouteSheet";

    oMenus.AddEx( oCreationPackage );

}