aistudio-wpf-diagram/Fluent.Ribbon/Fluent.Ribbon.Showcase/Helpers/TemplateCollection.cs

namespace FluentTest.Helpers
{
    using System.Collections.Generic;
    using System.Windows;

    /// <summary> Holds a collection of <see cref="DataTemplate"/> items for application as a control's DataTemplate. </summary>
    public class TemplateCollection : List<DataTemplate>
    {
    }
}