1 using System; 2  3 namespace State 4 { 5     /// 
  6     /// 作者：bzyzhang 7     /// 时间：2016/5/28 19:44:40  8     /// 博客地址：http://www.cnblogs.com/bzyzhang/ 9     /// Work说明：本代码版权归bzyzhang所有，使用时必须带上bzyzhang博客地址 10     /// 
 11     public class Work12     {13         private State current;14 15         public Work()16         {17             current = new ForenoonState();18         }19 20         private double hour;21 22         public double Hour23         {24             get { return hour; }25             set { hour = value; }26         }27 28         private bool finish = false;29 30         public bool TaskFinished31         {32             get { return finish; }33             set { finish = value; }34         }35 36         public void SetState(State state)37         {38             current = state;39         }40 41         public void WriteProgram()42         {43             current.WriteProgram(this);44         }45     }46 }

1 using System; 2  3 namespace State 4 { 5     /// 
  6     /// 作者：bzyzhang 7     /// 时间：2016/5/28 19:43:56  8     /// 博客地址：http://www.cnblogs.com/bzyzhang/ 9     /// State说明：本代码版权归bzyzhang所有，使用时必须带上bzyzhang博客地址 10     /// 
 11     public abstract class State12     {13         public abstract void WriteProgram(Work work);14     }15 }

1 using System; 2  3 namespace State 4 { 5     /// 
  6     /// 作者：bzyzhang 7     /// 时间：2016/5/28 19:45:39  8     /// 博客地址：http://www.cnblogs.com/bzyzhang/ 9     /// ForenoonState说明：上午工作状态10     /// 
 11     public class ForenoonState:State12     {13         public override void WriteProgram(Work work)14         {15             if (work.Hour < 12)16             {17                 Console.WriteLine("当前时间：{0}点 上午工作，精神百倍",work.Hour);18             }19             else20             {21                 work.SetState(new NoonState());22                 work.WriteProgram();23             }24         }25     }26 }

1 using System; 2  3 namespace State 4 { 5     /// 
  6     /// 作者：bzyzhang 7     /// 时间：2016/5/28 19:52:33  8     /// 博客地址：http://www.cnblogs.com/bzyzhang/ 9     /// NoonState说明：本代码版权归bzyzhang所有，使用时必须带上bzyzhang博客地址 10     /// 
 11     public class NoonState:State12     {13         public override void WriteProgram(Work work)14         {15             if (work.Hour < 13)16             {17                 Console.WriteLine("当前时间：{0}点 饿了，午饭：犯困，午休。", work.Hour);18             }19             else20             {21                 work.SetState(new AfternoonState());22                 work.WriteProgram();23             }24         }25     }26 }

1 using System; 2  3 namespace State 4 { 5     /// 
  6     /// 作者：bzyzhang 7     /// 时间：2016/5/28 19:54:17  8     /// 博客地址：http://www.cnblogs.com/bzyzhang/ 9     /// AfternoonState说明：本代码版权归bzyzhang所有，使用时必须带上bzyzhang博客地址 10     /// 
 11     public class AfternoonState:State12     {13         public override void WriteProgram(Work work)14         {15             if (work.Hour < 17)16             {17                 Console.WriteLine("当前时间：{0}点 下午状态还不错，继续努力。", work.Hour);18             }19             else20             {21                 work.SetState(new EveningState());22                 work.WriteProgram();23             }24         }25     }26 }

1 using System; 2  3 namespace State 4 { 5     /// 
  6     /// 作者：bzyzhang 7     /// 时间：2016/5/28 19:56:32  8     /// 博客地址：http://www.cnblogs.com/bzyzhang/ 9     /// EveningState说明：本代码版权归bzyzhang所有，使用时必须带上bzyzhang博客地址 10     /// 
 11     public class EveningState:State12     {13         public override void WriteProgram(Work work)14         {15             if (work.TaskFinished)16             {17                 work.SetState(new RestState());18                 work.WriteProgram();19             }20             else21             {22                 if (work.Hour < 21)23                 {24                     Console.WriteLine("当前时间：{0}点 加班哦，疲累至极！", work.Hour);25                 }26                 else27                 {28                     work.SetState(new SleepingState());29                     work.WriteProgram();30                 }31             }32         }33     }34 }

1 using System; 2  3 namespace State 4 { 5     /// 
  6     /// 作者：bzyzhang 7     /// 时间：2016/5/28 19:58:45  8     /// 博客地址：http://www.cnblogs.com/bzyzhang/ 9     /// SleepingState说明：本代码版权归bzyzhang所有，使用时必须带上bzyzhang博客地址 10     /// 
 11     public class SleepingState:State12     {13         public override void WriteProgram(Work work)14         {15             Console.WriteLine("当前时间：{0}点 不行了，睡着了！", work.Hour);16         }17     }18 }

1 using System; 2  3 namespace State 4 { 5     /// 
  6     /// 作者：bzyzhang 7     /// 时间：2016/5/28 19:59:52  8     /// 博客地址：http://www.cnblogs.com/bzyzhang/ 9     /// RestState说明：本代码版权归bzyzhang所有，使用时必须带上bzyzhang博客地址 10     /// 
 11     public class RestState:State12     {13         public override void WriteProgram(Work work)14         {15             Console.WriteLine("当前时间：{0}点 下班回家了！", work.Hour);16         }17     }18 }

1 namespace State 2 { 3     class Program 4     { 5         static void Main(string[] args) 6         { 7             Work emergencyProjects = new Work(); 8             emergencyProjects.Hour = 9; 9             emergencyProjects.WriteProgram();10             emergencyProjects.Hour = 10;11             emergencyProjects.WriteProgram();12             emergencyProjects.Hour = 12;13             emergencyProjects.WriteProgram();14             emergencyProjects.Hour = 13;15             emergencyProjects.WriteProgram();16             emergencyProjects.Hour = 14;17             emergencyProjects.WriteProgram();18             emergencyProjects.Hour = 17;19             emergencyProjects.WriteProgram();20 21             emergencyProjects.TaskFinished = true;22 23             emergencyProjects.WriteProgram();24             emergencyProjects.Hour = 19;25             emergencyProjects.WriteProgram();26             emergencyProjects.Hour = 22;27             emergencyProjects.WriteProgram();28         }29     }30 }