/// <summary>
/// Add a child node. child nodes can be of different item type than the current node.
/// </summary>
/// <param name="child">Child to be added</param>
public void AddChild(ObjectTreeNode <T> child)
{
this.children.Add(child);
}
public void AddChild(ObjectTreeNode <IObjectTreeNode <object> > childWithList)
{
this.children.Add(new ObjectTreeNode <T> {
Item = (T)childWithList.Item,
});
}