final SimpleNode simpleNode = getTree().getSelectedNode();
if (simpleNode instanceof AbstractDomElementNode) {
final DomElement domElement = ((AbstractDomElementNode)simpleNode).getDomElement();
if (domElement != null && domElement.isValid()) {
if (DataConstants.NAVIGATABLE_ARRAY.equals(dataId)) {
final XmlElement tag = domElement.getXmlElement();
if (tag instanceof Navigatable) {
return new Navigatable[] { (Navigatable)tag };
}
}
}