private void AddComposition()
        {
            var viewModel = new ObjectNameViewModel("Введите имя композиции");

            bool result = _dialogService.ShowResultDialog(viewModel);

            if (!result)
            {
                return;
            }

            string name = viewModel.Name;

            _updatedComposition = CheckableCompositionViewModel.CreateEmpty(name, SelectedTemplate);

            _navigator.NavigateForward <CompositionsEditorViewModel>(this, _updatedComposition);
        }