问如何将IEnumerable<Category>作为Sitecore ViewRendering模型传递

EN

   public class Car : IRenderingModel
   {
        public HtmlString Make { get; set; }
        public HtmlString Model { get; set; }

        // Rendering represents the context rendering - this particular model is only ever used by View Renderings
        public Sitecore.Mvc.Presentation.Rendering Rendering { get; set; }

        // Item represents the rendering's datasource, and PageItem represents the context page
        // These properties exist on Sitecore's own RenderingModel object
        public Item Item { get; set; }
        public Item PageItem { get; set; }

        public void Initialize(Sitecore.Mvc.Presentation.Rendering rendering)
        {
            // Use the Rendering object passed in by Sitecore to set the datasource Item and context PageItem properties
            Rendering = rendering;
            Item = rendering.Item;
            PageItem = PageContext.Current.Item;

            // Set property values using FieldRenderer to ensure that the values are editable in the Page Editor
            Make = new HtmlString(FieldRenderer.Render(Item, "Make"));
            Model = new HtmlString(FieldRenderer.Render(Item, "Model"));
        }
    }

@model MVC.Data.Models.Car

<!-- To set the 'Background' parameter, go into the Page Editor > select 'Design' mode, click on the Featured Car component > 
    click More > click Edit component properties > Scroll down to the 'Parameters' section -->

<div class="highlight" style="background-color: #@Model.Rendering.Parameters["Background"]">
    <h3>This week's featured car</h3>    
    <p><strong>Model:</strong> @Model.Model</p>
    <p><strong>Make:</strong> @Model.Make</p>
</div>

namespace MVC.Data.Models
{
    /// <summary>
    ///  This light-weight model is used as an example of how you can isolate Sitecore-dependent code into a repository, which
    ///  means your models have no dependency on Sitecore and look much more like regular ASP.NET MVC models. See DriverController.cs
    ///  for usage.
    /// </summary>
    public class Driver
    {
        public HtmlString Name { get; set; }
        public HtmlString Text { get; set; }
        public HtmlString Image { get; set; }
    }
}

public class DriverViewModel
{
    public Driver Driver { get; set; }

    public string Background { get; set; }

    public Item ContextItem { get; set; }
}

public ActionResult Featured()
{
var repository = _driverRepository;

var driver = repository.GetDriver();
var driverViewModel = repository.GetDriverViewModel(driver);

return View(driverViewModel);
}

@model MVC.Data.Models.DriverViewModel

<!-- To set the 'Background' parameter, go into the Page Editor > select 'Design' mode, click on the Featured Driver component > 
    click More > click Edit component properties > Scroll down to the 'Parameters' section -->

<div class="highlight" style="background: #@Model.Background">
    <h3>This week's featured driver</h3>
    <p><strong>Name:</strong> @Model.Driver.Name</p>
    <p><strong>Description:</strong></p> @Model.Driver.Text
</div>