using System; 
using System.Diagnostics; 

public class FavoriteManager 
{ 
  Favorite[] favs; 

  public delegate void FavoriteEventHandler(Favorite fav); 
  private event FavoriteEventHandler FavoriteAddedInternal; 
  public event FavoriteEventHandler FavoriteAdded 
  { 
    add { Trace.WriteLine("Eventhandler added"); FavoriteAddedInternal += value; } 
    remove { Trace.WriteLine("Eventhandler removed"); FavoriteAddedInternal -= value; } 
  } 

  public FavoriteManager() 
  { 
    FavoriteAdded += new FavoriteEventHandler(OnFavoriteAdded); 
    FavoriteAdded += delegate(Favorite fav) { Trace.WriteLine("Favorite added: " + fav.Name); }; 
    FavoriteAdded += (fav) => { Trace.WriteLine("Favorite added: " + fav.Name); }; 
  } 

  public void Add(string name, string url) 
  { 
    if (favs == null) 
    { 
      favs = new Favorite[] { new Favorite(name, new Uri(url)) }; 
    } 
    else 
    { 
      Favorite[] favs2 = new Favorite[favs.Length + 1]; 
      Array.Copy(favs, favs2, favs.Length); 
      favs2[favs.Length] = new Favorite(name, new Uri(url)); 
      favs = favs2; 
    } 

    if (FavoriteAddedInternal != null) 
    { 
      FavoriteAddedInternal(favs[favs.Length - 1]); 
    } 
  } 

  void OnFavoriteAdded(Favorite fav) 
  { 
    Trace.WriteLine("Favorite added: " + fav.Name); 
  } 
}