private void exportcsv_btn_Click(object sender, EventArgs e)
        {
            string datetime = DateTime.Now.ToString("yyMMdd_HHmm");

            Com.Nidec.Mes.Common.Basic.MachineMaintenance.Common.csvclass exportcsv = new Common.csvclass();
            exportcsv.exportcsv(ref warehouse_vt_dgv, linksave_txt.Text, this.TitleText + "_" + datetime);
        }
        private void exportcsv_btn_Click(object sender, EventArgs e)
        {
            string datetime = DateTime.Now.ToString("yyMMdd_HHmm");

            if (warehouse_list_dgv.Visible == true)
            {
                Com.Nidec.Mes.Common.Basic.MachineMaintenance.Common.csvclass exportexcel = new Common.csvclass();
                exportexcel.exportcsv(ref warehouse_list_dgv, linksave_txt.Text, this.TitleText + "_" + value_cmb.Text + "_" + datetime);
            }
            else if (datalost_dgv.Visible == true)
            {
                Com.Nidec.Mes.Common.Basic.MachineMaintenance.Common.csvclass exportexcel = new Common.csvclass();
                exportexcel.exportcsv(ref datalost_dgv, linksave_txt.Text, this.TitleText + "_" + value_cmb.Text + datetime);
            }
            else if (warehouse_vt_dgv.Visible == true)
            {
                Com.Nidec.Mes.Common.Basic.MachineMaintenance.Common.csvclass exportexcel = new Common.csvclass();
                exportexcel.exportcsv(ref warehouse_vt_dgv, linksave_txt.Text, this.TitleText + "_" + value_cmb.Text + datetime);
            }
        }