private void btnDelInvoice_Click(object sender, EventArgs e) { if (MessageBox.Show("Удалить накладную?", "Удаление", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == System.Windows.Forms.DialogResult.Yes) { int idInvoice = Convert.ToInt32(_dgvInvoice.Rows[_dgvInvoice.SelectedCells[0].RowIndex].Cells[0].Value); invoiceList.Delete(idInvoice); driverCarList.ReLoad(); loadInvoice(); } }