nature_net.user_controls.custom_listbox.get_all_comments C# (CSharp) Метод

        public void get_all_comments(object arg, DoWorkEventArgs e)
        {
            if (e.Argument == null) return;
            e.Result = (object)(new List<Feedback>());
            try
            {
                comment_item item = (comment_item)e.Argument;
                naturenet_dataclassDataContext db = new naturenet_dataclassDataContext();
                var r = from c in db.Feedbacks
                        where (c.Feedback_Type.name == "Comment") && (c.object_type == item._object_type.ToString())
                        && (c.object_id == item._object_id)
                        orderby c.date descending
                        select c;
                if (r != null)
                {
                    List<Feedback> comments = r.ToList<Feedback>();
                    e.Result = (object)comments;
                }
                else
                {
                    e.Result = (object)(new List<Feedback>());
                }
            }
            catch (Exception ex)
            {
                log.WriteErrorLog(ex);
            }
        }