/// <summary>
/// 构造视图模型以表示所提供的 ContactDetail
/// </summary>
/// <param name="detail">要为其生成 ViewModel 的详细信息</param>
/// <returns>构造的 ViewModel，如果无法生成则为 null</returns>
public static ContactDetailViewModel BuildViewModel(ContactDetail detail)
{
if (detail == null)
{
throw new ArgumentNullException("detail");
}
Email e = detail as Email;
if (e != null)
{
return new EmailViewModel(e);
}
Phone p = detail as Phone;
if (p != null)
{
return new PhoneViewModel(p);
}
Address a = detail as Address;
if (a != null)
{
return new AddressViewModel(a);
}
return null;
}
/// <summary>
/// 用于向 ContactDetails EntitySet 添加新对象的方法，已弃用。请考虑改用关联的 ObjectSet<T> 属性的 .Add 方法。
/// </summary>
public void AddToContactDetails(ContactDetail contactDetail)
{
base.AddObject("ContactDetails", contactDetail);
}