protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { if (Session["Cart"] != null) { int id = int.Parse(Request.QueryString["id"].ToString()); //tạo cmd //láy thông tin sản phẩm String strcmd = "select * from Products where ProductID='" + id.ToString() + "'"; SqlDataAdapter da = new SqlDataAdapter(strcmd, cn1); DataSet ds = new DataSet(); da.Fill(ds); if (ds.Tables[0].Rows.Count > 0) { string name = ds.Tables[0].Rows[0][1].ToString(); int gia = int.Parse(ds.Tables[0].Rows[0][2].ToString()); string hinh = ds.Tables[0].Rows[0][3].ToString(); int sl = 1; Xaydung cart = new Xaydung(); cart = (Xaydung)Session["Cart"]; cart.InsertProduct(id, name, hinh, gia, sl); Session["Cart"] = cart; } } } //hiển thị Xaydung cart1 = (Xaydung)Session["Cart"]; DataTable t = cart1.giohang; GridView1.DataSource = t; GridView1.DataBind(); Label1.Text = cart1.TongThanhTien().ToString(); }
protected void Page_Load(object sender, EventArgs e) { cnn.Open(); SqlDataAdapter da = new SqlDataAdapter("select * from Products where Loai='Aok'", cnn); DataSet ds = new DataSet(); da.Fill(ds, "Products"); DataList1.DataSource = ds.Tables["Products"]; DataList1.DataBind(); if (!IsPostBack) { Xaydung cart = new Xaydung(); cart.createItem(); Session["Cart"] = cart; } }