private void 申请toolStripButton1_Click(object sender, EventArgs e)
        {
            FormSchedule frm = new FormSchedule(m_authorityFlag, 0);

            frm.ShowDialog();

            RefreshDataGridView();
            PositioningRecord(frm.BillNo);
        }
        private void dataGridView1_DoubleClick(object sender, EventArgs e)
        {
            if (dataGridView1.SelectedRows.Count == 0)
            {
                return;
            }

            int billID = Convert.ToInt32(dataGridView1.CurrentRow.Cells["编号"].Value);

            FormSchedule frm = new FormSchedule(m_authorityFlag, billID);

            frm.ShowDialog();

            RefreshDataGridView();
            PositioningRecord(billID.ToString());
        }