My Personal Commander Variant

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows.Controls;
using System.Windows;
using System.Windows.Markup;

namespace Lobster.MVVM
{
    [ContentProperty("Templates")]
    public class NameBasedTemplateSelector : DataTemplateSelector
    {
        public NameBasedTemplateSelector()
        {
            templates = new List<NamedTemplate>();
        }

        public override DataTemplate SelectTemplate(object item, DependencyObject container)
        {
            var i = item as ITemplateNameProvider;
            if (i == null) return null;

            foreach (var t in Templates)
            {
                if (t.Name == i.TemplateName) return t.DataTemplate;
            }
            return null;
        }

        private List<NamedTemplate> templates;

        public List<NamedTemplate> Templates { get { return templates; } }
    }

    /// <summary>
    /// Provides a pair of TemplateName and DataTemplate. It is created 
    /// directly in XAML.
    /// </summary>
    [ContentProperty("DataTemplate")]
    public class NamedTemplate
    {
        public string Name { get; set; }
        public DataTemplate DataTemplate { get; set; }
    }

    /// <summary>
    /// A viewmodel must provide this interface in order to let a
    /// NameBasedTemplateSelector know its TemplateName.
    /// </summary>
    public interface ITemplateNameProvider
    {
        string TemplateName { get; }
    }
}