public SachView GetSachViewByMaSach(int masach)
        {
            SachView sach = new SachView();

            foreach (SachView i in getListSachView_BLL("", "All", "All"))
            {
                if (i.MaSach == masach)
                {
                    sach = i;
                    break;
                }
            }
            return(sach);
        }
 public void SetGUI()
 {
     numNamXuatBan.Maximum = DateTime.Now.Year;
     numGiaMua.Maximum     = int.MaxValue;
     numGiaBan.Maximum     = int.MaxValue;
     if (masach != 0)
     {
         SachView sach = BLL_Sach.Instance.GetSachViewByMaSach(masach);
         txtBookID.Text            = sach.MaSach.ToString();
         txtTenSach.Text           = sach.TenSach.ToString();
         cbbLinhVuc.SelectedIndex  = cbbLinhVuc.Items.IndexOf(sach.TenLinhVuc);
         cbbLoaiSach.SelectedIndex = cbbLoaiSach.Items.IndexOf(sach.TenLoaiSach);
         txtTacGia.Text            = sach.TenTacGia;
         txtNXB.Text         = sach.NhaXuatBan;
         numLanTaiBan.Value  = Convert.ToInt32(sach.LanTaiBan);
         numNamXuatBan.Value = Convert.ToInt32(sach.NamXuatBan);
         numGiaBan.Value     = sach.GiaBia;
         numGiaMua.Value     = sach.GiaMua;
     }
 }