实现工作

public class SE:Employee 2 { 3 private int popularity; 4 public int Popularity 5 { 6 get { return popularity; } 7 set { popularity = value; } 8 } 9 10 public string DoWork() 11 { 12 StringBuilder sb = new StringBuilder(); 13 sb.Append(this.Name + ": "); 14 for (int i = 0; i < this.workList.Count; i++) 15 { 16 sb.Append((i + 1) + "、" + workList[i].Name + ":" + 17 workList[i].Description + " "); 18 19 } 20 return sb.ToString(); 21 } 22 public SE(string id, string name, int age, Gender gender, int popularity, 23 List<Job>list):base(id,name,age,gender,list) 24 { 25 this.Popularity = popularity; 26 }

 1   public class PM:Employee
 2     {
 3        public int YearOfExperience { get; set; }
 4        public string Dowork()
 5        {
 6            string message = this.Name + "：管理员工完成工作内容！";
 7            return message;
 8        }
 9        public PM(string id, string name, int age, Gender gender, int yearOfExperience,
10            List<Job> list):base(id,name,age,gender,list)
11          
12         {
13             this.YearOfExperience = YearOfExperience;
14

 1 public class Job//定义工作项目
 2     {
 3         public string Name { get; set; }//工作名称
 4         public string Description { get; set; }//描述
 5        //构造函数
 6         public Job(string name, string description)
 7         {
 8             this.Name = name;
 9             this.Description = description;
10         }
11     }

1  public enum Gender//枚举
2     {
3       male, female
4      
5     }

实现工作

public partial class Form1 : Form
    {
        List<Employee> empls = new List<Employee>();
        public Form1()
        {
            InitializeComponent();
            Init();
        }
        public void Init()
        {
            List<Job> list1 = new List<Job>();
            list1.Add(new Job("编码", "购物车模块"));
            list1.Add(new Job("测试", "给购物车模块做单元测试"));
            SE ai = new SE("112", "艾边成", 25, Gender.male, 100, list1);

            List<Job> list2 = new List<Job>();
            list2.Add(new Job("设计", "数据库建模"));
            list2.Add(new Job("编写文档", "详细设计说明书"));
            SE job = new SE("113", "Joe", 24,Gender.female, 200, list2);

            PM pm = new PM("890", "比尔", 50, Gender.female, 30, null);
            empls.Add(ai);
            empls.Add(job);
            empls.Add(pm);


        }

 private void button1_Click(object sender, EventArgs e)
        {
            foreach (Employee emp in empls)
            {
                if (emp is PM)
                {
                    MessageBox.Show(((PM)emp).Dowork(), "汇报");

                }
                if (emp is SE)
                {
                    MessageBox.Show(((SE)emp).DoWork(), "汇报");
                }
            }
        }

 1 public  class Employee
 2     {
 3         public int Age { get; set; }
 4         public Gender  Sex { get; set; }
 5         public string ID { get; set; }
 6         public string Name { get; set; }
 7        //给Employee添加工作列表属性
 8         protected List<Job> workList { get; set; }
 9        //构造
10         public Employee(string id, string name, int age, Gender gender, List<Job> list)
11         {
12             this.Age = age;
13             this.ID = id;
14             this.Name = name;
15             this.Sex = gender;
16             this.workList = list;
17 
18         }

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