public GiaInForm(int idHangKH, int soToChay, int idToInDigiChon)
        {
            InitializeComponent();
            //
            this.IdHangKH       = idHangKH;
            this.SoToChay       = soToChay;
            this.IdToInDigiChon = idToInDigiChon;
            giaInPres           = new GiaInPresenter(this);
            //Nạp bảng giá vô combo
            LoadBangGia();

            //-event
            txtSoTrangA4.TextChanged += new EventHandler(TextBoxes_TextedChanged);

            rdbIn1_0.CheckedChanged += new EventHandler(Combos_SelectedIndexChanged);
            rdbIn1_1.CheckedChanged += new EventHandler(Combos_SelectedIndexChanged);
            rdbIn4_1.CheckedChanged += new EventHandler(Combos_SelectedIndexChanged);
            rdbIn4_0.CheckedChanged += new EventHandler(Combos_SelectedIndexChanged);
        }
 public GiaInForm()
 {
     InitializeComponent();
     giaInPres = new GiaInPresenter(this);
 }