private void toolDel_Click(object sender, EventArgs e)
        {
            SupperSet ss        = new SupperSet(constr);
            int       Supper_id = Convert.ToInt16(dgList.CurrentRow.Cells[0].Value.ToString());

            if (ss.Del(Supper_id) == true)
            {
                int iRow = dgList.CurrentRow.Index;
                dgList.Rows.RemoveAt(iRow);
                MessageBox.Show("删除成功!");
            }
            else
            {
                MessageBox.Show("删除失败!");
            }
        }
        private void toolRefresh_Click(object sender, EventArgs e)
        {
            SupperSet     ss  = new SupperSet(constr);
            List <Supper> lss = ss.GetSupperSetList();

            if (lss.Count > 0)
            {
                this.dgList.Rows.Clear();
                foreach (Supper so in lss)
                {
                    int index = this.dgList.Rows.Add();
                    this.dgList.Rows[index].Cells[0].Value = so.Supper_id;
                    this.dgList.Rows[index].Cells[1].Value = so.Supper_name;
                    this.dgList.Rows[index].Cells[2].Value = so.SUPPLIER_id;
                    this.dgList.Rows[index].Cells[3].Value = so.SUPPLIER_Number;
                    this.dgList.Rows[index].Cells[4].Value = so.SUPPLIER_Name;
                    this.dgList.Rows[index].Cells[5].Value = so.UserOrg_id;
                    this.dgList.Rows[index].Cells[6].Value = so.UserOrg_Number;
                    this.dgList.Rows[index].Cells[7].Value = so.UserOrg_Name;
                }
            }
        }