/// <summary>
    ///     <example>
    ///         Command="{Binding DataContext.DeleteCommand, Source={xaml:RootObject}}"
    ///     </example>
    /// </summary>
    [MarkupExtensionReturnType(typeof(ContentControl))]
    public class RootObject : MarkupExtension
    {
        public override object? ProvideValue(IServiceProvider serviceProvider)
        {
            var rootObjectProvider = serviceProvider.GetService(typeof(IRootObjectProvider)) as IRootObjectProvider;
            return rootObjectProvider?.RootObject;
        }
    }