private void button2_Click(object sender, EventArgs e)
 {
     ClearData();
     PL.Reservation_list frm = new PL.Reservation_list();
     frm.ShowDialog();
     this.ID_RESERVATION.Text   = frm.dataGridReservation.CurrentRow.Cells[0].Value.ToString();
     this.DATE_RESERVATION.Text = frm.dataGridReservation.CurrentRow.Cells[1].Value.ToString();
     this.MODEL_NAME.Text       = frm.dataGridReservation.CurrentRow.Cells[4].Value.ToString();
     this.RENTAL_DAYS.Text      = frm.dataGridReservation.CurrentRow.Cells[2].Value.ToString();
     AMOUNT.Focus();
 }
 private void dataGridReservation_DoubleClick(object sender, EventArgs e)
 {
     try
     {
         ID_RESERVATION.Text   = this.dataGridReservation.CurrentRow.Cells[0].Value.ToString();
         AMOUNT.Text           = this.dataGridReservation.CurrentRow.Cells[1].Value.ToString();
         DATE_RESERVATION.Text = this.dataGridReservation.CurrentRow.Cells[2].Value.ToString();
         MODEL_NAME.Text       = this.dataGridReservation.CurrentRow.Cells[3].Value.ToString();
         RENTAL_DAYS.Text      = this.dataGridReservation.CurrentRow.Cells[4].Value.ToString();
         dataGridReservation.Rows.RemoveAt(dataGridReservation.CurrentRow.Index);
         AMOUNT.Focus();
     }
     catch
     {
         return;
     }
 }