/// <summary>
        /// 保存权限
        /// <returns></returns>
        public string SaveRights()
        {
            string moduleno = System.Web.HttpContext.Current.Request.Params["moduleno"];

            string data   = System.Web.HttpContext.Current.Request.Params["data"];
            var    list   = JsonConvert.DeserializeObject <List <QtModulerightsModel> >(data);
            var    result = new SavedResult <Int64>();

            try
            {
                CorrespondenceSettingsService.SaveRights(moduleno, list);
                result.Status = ResponseStatus.Success;
            }
            catch (Exception e)
            {
                result.Status = ResponseStatus.Error;
            }
            return(DataConverterHelper.SerializeObject(result));
        }