private void Button_Click(object sender, RoutedEventArgs e)
 {
     _scriptComponent.Clear(true);
     _scriptComponent.Source = SourceExpression.Text;
     try
     {
         _scriptComponent.Run();
         var res = _scriptComponent.RunResult;
         ResultLabel.Content = res;
     }
     catch (Exception ex)
     {
         ResultLabel.Content = "Error: " + ex.Message;
     }
 }