public class MvvmCommandBindings : DependencyObject
    {
        public static readonly DependencyProperty CommandsProperty =
            DependencyProperty.RegisterAttached("Commands",
                                                        typeof(List<MvvmCommandBinding>),
                                                        typeof(MvvmCommandBindings),
                                                        new FrameworkPropertyMetadata(new List<MvvmCommandBinding>()));


        public static void SetCommands(UIElement element, List<MvvmCommandBinding> value)
        {
            element.SetValue(CommandsProperty,value);
        }

        public static List<MvvmCommandBinding> GetCommands(UIElement element)
        {
            return (List<MvvmCommandBinding>) element.GetValue(CommandsProperty);
        }
    }