public T AddChildNode <T>(T child, Position position) where T : XmlPortNode
{
switch (position)
{
case Position.FirstWithinContainer:
Container.Insert(Index + 1, child);
break;
case Position.LastWithinContainer:
var lastIndex = Descendants.Any() ? Descendants.Last().Index : Index;
Container.Insert(lastIndex + 1, child);
break;
}
return(child);
}
public bool HasChild(T value)
{
return(Descendants.Any(vertex => Equals(vertex.Value, value)));
}