program.cs

C#源码及可执行程序

using System;
using System.Collections.Generic;
using System.Text;

namespace DelegateandObserver
{
    class Program
    {
        static void Main(string[] args)
        {
            //用委托实现观察者模式
            Mouse m = new Mouse();
            Pepole p = new Pepole();

            HandleDelegate mh = new HandleDelegate(m.Run);
            HandleDelegate ph = new HandleDelegate(p.Wakeup);
            Observer ob = new Observer();
            ob.AddObserver(mh);
            ob.AddObserver(ph);

            Cat cat = new Cat(ob);
            cat.Cry();
            ////////////////

            Console.ReadLine();

        }
    }
}