private void LoadItems()
 {
     if (File.Exists(ItemPath))
     {
         dtItem.ReadXml(ItemPath);
     }
     else
     {
         CreateDirectory(MainDirectory);
         CreateItems();
         dtItem.WriteXml(ItemPath);
     }
 }
        public override void BuildItemDrawData(List <JDStruc> jdStruc)
        {
            ItemWorkDataTableRead itemWorkDataTableRead = new ItemWorkDataTableRead(this.ID);

            ItemDataTable           = (DataTable)itemWorkDataTableRead.ReturnItemInstance(DrawItemStyle.TextItem);
            ItemDataTable.TableName = "g437";

            ItemDataTable.WriteXml("ceshi", XmlWriteMode.WriteSchema, true);
            DataTable dt = new DataTable();

            dt.TableName = "g437";
            //   dt.ReadXmlSchema("ceshi");
            dt.ReadXml("ceshi");
        }