using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

namespace MyEventTest

{

    class Program

    {

        /// <summary>

        /// 第一步 新建委托需要的带参数的类,属于事件的参数的子类

        /// </summary>

        public class MyClassEventArgs : EventArgs

        {

            private string name;

            public string Name

            {

                get { return name; }

                set { name = value; }

            }

            private int age;

            public int Age

            {

                get { return age; }

                set { age = value; }

            }

        }

        /// <summary>

        /// //第二步 新建一个带参数的委托

        /// </summary>

        /// <param name="sender">触发源</param>

        /// <param name="mc">参数</param>

        public delegate void MyDelegate(object sender,MyClassEventArgs mc);

        /// <summary>

        /// 第三步 新建一个会触发事件的类

        /// </summary>

        public class Custom

        {

            /// <summary>

            /// 第四步 新建一个委托发生时触发的事件

            /// </summary>

            public event MyDelegate Shout;

            private string name;

            public string Name

            {

                get { return name; }

                set { name = value; }

            }

            private int age;

            public int Age

            {

                get { return age; }

                set { age = value; }

            }

            public Custom()

            {

            }

            public Custom(string n, int a)

            {

                name = n;

                age = a;

            }

            public void Buy()

            {

                Console.WriteLine("{0}:我要来买东西！",this.name);

                //第五步 在方法中关联事件

                MyClassEventArgs mcea = new MyClassEventArgs();

                mcea.Name = name;

                mcea.Age = age;

                if (Shout != null)

                {

                    Shout(this,mcea);

                }

            }

        }

        /// <summary>

        /// 第六步 新建一个事件发生后要执行的类

        /// </summary>

        public class Reporter

        {

            public void Notify(object sender, MyClassEventArgs mcea)

            {

                Console.WriteLine("老板：小白快去接客了，客户名字叫{0}，年龄{1}岁",mcea.Name,mcea.Age);

            }

        }

        /// <summary>

        /// 第七步 做一种触发事件的情况，并把事件和事件的处理关联起来

        /// </summary>

        /// <param name="args"></param>

        static void Main(string[] args)

        {

            Custom c1 = new Custom("大美女",);

            Reporter r1 = new Reporter();

            c1.Shout +=new MyDelegate(r1.Notify);

            c1.Buy();

        }

    }

}