void ThemMoi()
        {
            DataRow row = TLctrl.NewRow();

            row["MaTL"]          = "";
            row["NgayTL"]        = dtpNgayTL.Value.Date;
            row["NgayTinhLai"]   = "01/01/1900";
            row["MaSoKU"]        = "";
            row["SoTienLaiTH"]   = 0;
            row["SoTienGoc"]     = 0;
            row["SoTienLaiQH"]   = 0;
            row["MaLoaiChungTu"] = "";
            row["TaiKhoanNo"]    = cmbTaiKhoanNo.SelectedValue;
            row["TaiKhoanCo"]    = cmbTaiKhoanNo.SelectedValue;


            TLctrl.Add(row);
            ThuLaiController ctrlThuLai = new ThuLaiController();

            if (ctrlThuLai.LayThuLai(txtSoButToan.Text) != null)
            {
                MessageBox.Show("Mã thu lãi này đã tồn tại !", "Thu Lai", MessageBoxButtons.OK, MessageBoxIcon.Error);
                return;
            }

            if (ThamSo.LaSoNguyen(txtSoButToan.Text))
            {
                long so = Convert.ToInt64(txtSoButToan.Text);
                if (so >= ThamSo.LayMaTL())
                {
                    ThamSo.GanMaTNTL(so + 1);
                }
            }
        }
        //public void HienThiComboboxTheoMaKheuoc(NumericUpDown numSoTienLaiTH,NumericUpDown numSoTienLaiQH, String MaSoKU)
        //{
        //    DataTable tbl = new HoSoKheUocLayer().LayHoSoKheUocTheoMa(MaSoKU);
        //    //DataTable tbl1 = new LaiSuatPlayer().LayLaiSuat(MaLaiSuat);
        //    if (tbl.Rows.Count > 0)
        //    {
        //        //cmbSoTaiKhoan.Text = tbl.Rows[0]["TKChoVay"].ToString();
        //        dtpNgayTinhLai.Text = tbl.Rows[0]["NgayTinhLai"].ToString();
        //        numSoTienGoc.Text = tbl.Rows[0]["SoTienHienTai"].ToString();
        //        cmbTaiKhoanNo.Text = tbl.Rows[0]["ThuLai"].ToString();
        //        cmbTaiKhoanCo.Text = tbl.Rows[0]["ThuLai"].ToString();

        //    }
        //    //catch { }
        //}

        public void HienThiComboboxTheoMaKheuocTL(TextBox txtSoTienLaiQH, TextBox txtSoTienLaiTH, DateTimePicker dtpNgayTinhLai, NumericUpDown numSoTienGoc, ComboBox cmbTaiKhoanNo, ComboBox cmbTaiKhoanCo, String MaSoKU)
        {
            DataTable tbl = new HoSoKheUocLayer().LayHoSoKheUocTheoMa(MaSoKU);

            if (tbl.Rows.Count > 0)
            {
                //cmbSoTaiKhoan.Text = tbl.Rows[0]["TKChoVay"].ToString();
                dtpNgayTinhLai.Text         = tbl.Rows[0]["NgayTinhLai"].ToString();
                numSoTienGoc.Text           = tbl.Rows[0]["SoTienHienTai"].ToString();
                cmbTaiKhoanNo.SelectedValue = tbl.Rows[0]["ThuLai"].ToString();
                cmbTaiKhoanCo.SelectedValue = tbl.Rows[0]["ThuLai"].ToString();
                //ThuLaiController tl = new ThuLaiController();
                //String tinhlai = Convert.ToString(tl.TinhLai(MaSoKU));
                //numSoTienLaiTH.Value = Convert.ToInt64(tinhlai);
                ThuLaiController tlctrol = new ThuLaiController();
                //String s_MaSoKU = Convert.ToString(cm).Trim();
                txtSoTienLaiTH.Text = Convert.ToString(tlctrol.TinhLai(MaSoKU));
                txtSoTienLaiQH.Text = Convert.ToString(tlctrol.TinhLaiQH(MaSoKU));
            }
            //catch { }
        }
 public frmThuLai(ThuLaiController ctrltl)
     : this()
 {
     this.TLctrl = ctrltl;
     status      = ThamSo.Controll.Normal;
 }