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File: App_Code\ShoppingCartSection.cs
using System;
using System.Configuration;
namespace MyNamespace
{
public class ShoppingCartSection : ConfigurationSection
{
[ConfigurationProperty("maximumItems", DefaultValue = 100, IsRequired = true)]
public int MaximumItems
{
get { return (int)this["maximumItems"]; }
set { this["maximumItems"] = value; }
}
[ConfigurationProperty("defaultProvider")]
public string DefaultProvider
{
get { return (string)this["defaultProvider"]; }
set { this["defaultProvider"] = value; }
}
[ConfigurationProperty("providers", IsDefaultCollection = false)]
public ProviderSettingsCollection Providers
{
get { return (ProviderSettingsCollection)this["providers"]; }
}
public ShoppingCartSection(int maximumItems, string defaultProvider)
{
this.MaximumItems = maximumItems;
this.DefaultProvider = defaultProvider;
}
}
}
File: Web.config
<configuration>
<configSections>
<sectionGroup name="system.web">
<section
name="shoppingCart"
type="MyNamespace.ShoppingCartSection"
allowLocation="true"
allowDefinition="Everywhere" />
</sectionGroup>
</configSections>
<system.web>
<shoppingCart
maximumItems="50"
defaultProvider="SqlShoppingCartProvider">
<providers>
<add
name="SqlShoppingCartProvider"
type="MyNamespace.SqlShoppingCartProvider" />
<add
name="XmlShoppingCartProvider"
type="MyNamespace.XmlShoppingCartProvider" />
</providers>
</shoppingCart>
</system.web>
</configuration>
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