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File: App_Code\ShoppingCart.cs
using System;
using System.Collections.Generic;
using System.Web.Profile;
namespace MyNamespace
{
public class ShoppingCart
{
private List<CartItem> _items = new List<CartItem>();
public List<CartItem> Items
{
get { return _items; }
}
}
public class CartItem
{
private string _name;
private decimal _price;
private string _description;
public string Name
{
get { return _name; }
set { _name = value; }
}
public decimal Price
{
get { return _price; }
set { _price = value; }
}
public string Description
{
get { return _description; }
set { _description = value; }
}
public CartItem() { }
public CartItem(string name, decimal price, string description)
{
_name = name;
_price = price;
_description = description;
}
}
}
File: Web.Config
<configuration>
<system.web>
<profile>
<properties>
<add name="ShoppingCart" type="MyNamespace.ShoppingCart" />
</properties>
</profile>
</system.web>
</configuration>
File: Default.aspx
<%@ Page Language="C#" %>
<%@ Import Namespace="MyNamespace" %><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
void Page_PreRender()
{
grdShoppingCart.DataSource = Profile.ShoppingCart.Items;
grdShoppingCart.DataBind();
}
protected void btnAdd_Click(object sender, EventArgs e)
{
CartItem newItem = new CartItem(txtName.Text, decimal.Parse(txtPrice.Text), txtDescription.Text);
Profile.ShoppingCart.Items.Add(newItem);
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
<title>Show ShoppingCart</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:GridView
id="grdShoppingCart"
EmptyDataText="There are no items in your shopping cart"
Runat="server" />
<br />
<fieldset>
<legend>Add Product</legend>
<asp:Label
id="lblName"
Text="Name:"
AssociatedControlID="txtName"
Runat="server" />
<br />
<asp:TextBox
id="txtName"
Runat="server" />
<br /><br />
<asp:Label
id="lblPrice"
Text="Price:"
AssociatedControlID="txtPrice"
Runat="server" />
<br />
<asp:TextBox
id="txtPrice"
Runat="server" />
<br /><br />
<asp:Label
id="lblDescription"
Text="Description:"
AssociatedControlID="txtDescription"
Runat="server" />
<br />
<asp:TextBox
id="txtDescription"
Runat="server" />
<br /><br />
<asp:Button
id="btnAdd"
Text="Add To Cart"
Runat="server" OnClick="btnAdd_Click" />
</fieldset>
</div>
</form>
</body>
</html>
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