private void 新建toolStripButton_Click(object sender, EventArgs e)
        {
            销售订单零件明细 frm = new 销售订单零件明细();

            frm.ShowDialog();
            RefreshDataGridView();
        }
        private void dataGridView1_CellDoubleClick(object sender, DataGridViewCellEventArgs e)
        {
            if (dataGridView1.SelectedRows.Count == 1)
            {
                string billNo = dataGridView1.CurrentRow.Cells["单据号"].Value.ToString();

                销售订单零件明细 frm = new 销售订单零件明细(billNo);

                frm.ShowDialog();
                RefreshDataGridView();
                PositioningRecord(billNo);
            }
            else
            {
                MessageDialog.ShowPromptMessage("请选择一条记录!");
            }
        }