private void btnDel_Click(object sender, EventArgs e)
        {
            Region region = getRegion();

            int idEmployeesName = 0;

            int.TryParse(_dgvEmployees.Rows[_dgvEmployees.SelectedCells[0].RowIndex].Cells[1].Value.ToString(), out idEmployeesName);

            employeesList.Delete(region, idEmployeesName);
        }