Xceed.Wpf.Toolkit.ChildWindow.ShowModalLayer C# (CSharp) Method

    private void ShowModalLayer()
    {
      if( !DesignerProperties.GetIsInDesignMode( this ) )
      {
        if( !_modalLayerPanel.Children.Contains( _modalLayer ) )
          _modalLayerPanel.Children.Add( _modalLayer );

        _modalLayer.Visibility = System.Windows.Visibility.Visible;
      }
    }