private void btnSave_Click(object sender, EventArgs e)
        {
            if (string.IsNullOrEmpty(txtItemID.Text))
            {
                lblMsg.Text = "请输入ID";
                return;
            }

            DataRow[] addItem = DataHelper.XkfyData.Tables[_tableName].Select("@iItemID$0='" + txtItemID.Text + "'");
            if (addItem.Length > 0)
            {
                lblMsg.Text = "此ID在源数据中已经存在,请修改ID,并确保在该文件此ID是唯一的";
                return;
            }



            DataRow dr1 = DataHelper.XkfyData.Tables[_tableName].NewRow();

            _tl.CopyRowToData(gbCondition, dr1);
            DataHelper.CopyDataToRow(this, dr1);
            if (string.IsNullOrEmpty(dr1["rowState"].ToString()))
            {
                dr1["rowState"] = "1";
            }
            DataHelper.XkfyData.Tables[_tableName].Rows.InsertAt(dr1, 0);
            this.Close();
        }