/// <summary>
/// Deletes a Folder item.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="System.Windows.RoutedEventArgs"/> instance containing the event data.</param>
private void Delete_Click(object sender, RoutedEventArgs e)
{
//DeleteWorkspaceItems();
Vm.DeleteWorkspaceItems();
}