private void hienthiSanPham(List <SANPHAM> lstSP)
        {
            pnHienThiSanPham.Controls.Clear();
            foreach (SANPHAM item in lstSP)
            {
                string    path   = string.Empty;
                usSanPham itemsp = new usSanPham();

                //itemsp.btnchon.Visible = false;
                itemsp.pnLine.Visible = false;

                if (string.IsNullOrEmpty(item.HINHANH))
                {
                    path = "../../img/img_sanpham/" + "no-image.jpg";
                }
                else
                {
                    path = item.HINHANH;
                }

                itemsp.setValueSP((int)item.GIABAN, path, item.TENSP);
                itemsp.setEventForALL();
                itemsp.pictureBox1.Tag    = item.MASP + "," + (int)item.GIABAN;
                itemsp.pictureBox1.Click += itemsp_picturebox;
                pnHienThiSanPham.Controls.Add(itemsp);
            }
        }
        private void hienthiSanPham(List <QL_SanPham> lstSP)
        {
            pnHienThiSanPham.Controls.Clear();
            foreach (QL_SanPham item in lstSP)
            {
                string    path;
                usSanPham itemsp = new usSanPham();

                //itemsp.btnchon.Visible = false;
                itemsp.pnLine.Visible = false;

                if (item.Hinh == null || item.Hinh == string.Empty)
                {
                    path = "../../img/img_sanpham/" + "no-image.jpg";
                }
                else
                {
                    path = "../../img/img_sanpham/" + item.Hinh;
                }

                itemsp.setValueSP((int)item.Gia, path, item.TenSanPham);
                itemsp.setEventForALL();
                itemsp.pictureBox1.Tag    = item.MaSP + "," + (int)item.Gia;
                itemsp.pictureBox1.Click += itemsp_picturebox;
                pnHienThiSanPham.Controls.Add(itemsp);
            }
        }