C# (CSharp) OOAD QuanLyDonHang примеры использования

Пример #1

        private void button3_Click(object sender, EventArgs e)
        {
            QuanLyDonHang qldh = new QuanLyDonHang();

            qldh.Show();
        }

Пример #2

 public PBHTT(QuanLyDonHang QLHD)
 {
     qldh = QLHD;
     InitializeComponent();
     Sender = new SendMessage(UpdateGridView);
 }