public ActionResult Manage(int?page, int?items, string sortOrder, string currentFilter)
        {
            ViewData["IdSortParm"]   = String.IsNullOrEmpty(sortOrder) ? "id_desc" : "";
            ViewData["NameSortParm"] = sortOrder == "name" ? "name_desc" : "name";

            var listTypes = _listTypeService.FilterSearch(currentFilter);

            listTypes = _listTypeService.SortList(sortOrder, listTypes);
            var result = PaginatedList <ListType> .Create(listTypes.AsNoTracking(), page, items);

            result.Pagination.Configure(
                this.ControllerContext.ActionDescriptor.ActionName.ToString(), currentFilter, sortOrder);
            return(View(result));
        }