public override void Remove(Component c)
{
children.Remove(c);
}
public override void Add(Component c)
{
children.Add(c);
}
public override void Remove(Component c)
{
Console.WriteLine("Can not remove from a leaf.");
}
public override void Add(Component c)
{
Console.WriteLine("Can not add to a leaf.");
}
public abstract void Remove(Component c);
public abstract void Add(Component c);