SynchronizationContext的研究之一（非WPF及Forms）

 1 using System; 2 using System.Collections.Generic; 3 using System.Linq; 4 using System.Text; 5 using System.Threading; 6  7  8 namespace SynchronizationTest003 9 {10     class PRogram11     {12         static void Main(string[] args)13         {14             SynchronizationContext sc = new SynchronizationContext();15             Console.WriteLine(Thread.CurrentThread.ManagedThreadId);16             testA(sc);17 18             Console.ReadKey();19         }20 21         public static void testA(object state)22         {23             SynchronizationContext sc = state as SynchronizationContext;24             Console.WriteLine("Start");25             Console.WriteLine("Func A's ManagedThreadID is: " + Thread.CurrentThread.ManagedThreadId);26             sc.Post(testB,state);27             Console.WriteLine("End");28         }29 30         public static void testB(object state)31         {32             Console.WriteLine("Func B's ManagedThreadID is: " + Thread.CurrentThread.ManagedThreadId);33             Thread.Sleep(3000);34             SynchronizationContext sc = state as SynchronizationContext;35             sc.Post(testC,null);36         }37 38         public static void testC(object state)39         {40             Console.WriteLine("Func C's ManagedThreadID is: " + Thread.CurrentThread.ManagedThreadId);41             Thread.Sleep(3000);42             SynchronizationContext sc = state as SynchronizationContext;43         }44     }45 }

运行结果：