/// <summary>
/// Add a child
/// </summary>
/// <param name="child">Node to add as a child</param>
public void AddChild(Node child)
{
if (child == null) throw new ArgumentNullException("child");
if (child._parentNode != null)
{
if (child._parentNode != this) throw new ArgumentException("", "child");
return;
}
Childrens.Add(child);
child.SetParent(this);
}
/// <summary>
/// Remove a child
/// </summary>
/// <param name="child">Child to remove</param>
/// <returns></returns>
public bool RemoveChild(Node child)
{
if(child._parentNode != this) throw new ArgumentException("", "child");
Childrens.Remove(child);
child.SetParent(null);
return true;
}