ASP.NET MVC 3数据属性 - 以编程方式从Controller设置UIHint

public class SignupViewModel
{
   [Required]
   [DisplayName("Email:")]
   public string EmailAddress { get; set; }   
}

@Html.EditorFor(model => model.EmailAddress )

<input type="text">

[UIHint]

var model = new SignupViewModel();
model.EmailAddress = GetFromMysterySource(); // How do i set a UIHint?

dynamic

EditorFor

  @if (Model.EmailAddressIsFixed)
  {
     @Html.DisplayFor( m => m.EmailAddress )
     @Html.HiddenFor( m => m.EmailAddress ) // only if you need it to post back
  }
  else
  {
     @Html.EditorFor( m => m.EmailAddress )
  }

  @Html.EditorFor( m => m.EmailAddress, 
                   "FixedAddressTemplate",
                   new { Fixed = Model.EmailAddressIsFixed } )