private void btnNuevo_Click(object sender, RoutedEventArgs e)
        {
            AltaInventario      addMovimientoView = new AltaInventario();
            CatalogInvViewModel viewModel         = this.ConvertDataContext(this.DataContext);

            addMovimientoView.DataContext = viewModel.CreateAddMovimientoViewModel();
            addMovimientoView.ShowDialog();
        }