public ThemKH(ucQuanLyThongTinKhachHang ff)
        {
            InitializeComponent();
            CapDoDao cd = new CapDoDao();

            foreach (var item in cd.GetCapDo())
            {
                comboBoxEdit1.Properties.Items.Add(item);
            }
            f = ff;
            KhachHangDao kh = new KhachHangDao();

            txtMaKH.Text = kh.getlastkhachhang();
        }
        public ucQuanLyCapDoKH()
        {
            InitializeComponent();
            KhachHangDao kh = new KhachHangDao();

            khachHangsBindingSource.DataSource = kh.Load();
            refresh();
            CapDoDao cd = new CapDoDao();

            foreach (var item in cd.GetCapDo())
            {
                cboMaCV.Properties.Items.Add(item);
            }
        }