事件,继承EventArgs带有参数的委托
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApplication1 { public class Myevents : EventArgs { public string Message; public Myevents(string msg) { this.Message = msg; } } public class BossDemo3 { public delegate void BossDelegete(object e,Myevents m); public event BossDelegete BossEvent; public void Onmsg(string msg) { if (BossEvent != null) { BossEvent(this,new Myevents(msg)); } } static void Main(string[] args) { BossDemo3 b = new BossDemo3(); Worker w1 = new Worker("1"); Worker w2 = new Worker("2"); b.BossEvent += new BossDelegete(w1.SendMessage); b.BossEvent += new BossDelegete(w2.SendMessage); b.Onmsg("朋友你好今晚上加班"); Console.WriteLine("---------------------------"); Console.ReadKey(); } } public class Worker { private string workerId; public Worker(string wi) { this.workerId = wi; } public void SendMessage(object o,Myevents e) { Console.WriteLine(e.Message); Console.WriteLine(this.workerId + "卧槽又加班"); Console.Read(); } } }