Xceed.Wpf.Toolkit.CheckComboBox.Popup_Opened C# (CSharp) Method

Popup_Opened() private method

private Popup_Opened ( object sender, EventArgs e ) : void
sender object
e System.EventArgs
return void
    private void Popup_Opened( object sender, EventArgs e )
    {
      UIElement item = ItemContainerGenerator.ContainerFromItem( SelectedItem ) as UIElement;
      if( (item == null) && (Items.Count > 0) )
        item = ItemContainerGenerator.ContainerFromItem( Items[0] ) as UIElement;
      if( item != null )
        item.Focus();
    }