public Friend(ListBox listBox, User user)
{
this.listBox = listBox;
this.user = user;
statusStack = new Stack<Status>();
user.AddObserver(this);
}
public UserFriendManager(ListBox listBox1, ListBox listBox2, ListBox listBox3, ListBox listBox4)
{
user = new User();
friend1 = new Friend(listBox1, user);
friend2 = new Friend(listBox2, user);
friend3 = new Friend(listBox3, user);
friend4 = new Friend(listBox4, user);
}
