using System.Threading;

namespace ThreadStudy
{
    /// <summary>
    /// 等待所有子线程结束
    /// </summary>
    class StopAllWaitBySubThread
    {
        List<ManualResetEvent> manualEvents = new List<ManualResetEvent>();
        public void Main()
        {
            for (int i = 0; i < 5; i++)
            {
                ManualResetEvent mre = new ManualResetEvent(false);
                manualEvents.Add(mre);
                Param pra = new Param();
                pra.mrEvent = mre;
                pra.praData = i;
                ThreadPool.QueueUserWorkItem(ThreadMethod, pra);
            }
            WaitHandle.WaitAll(manualEvents.ToArray());
            Console.WriteLine("Thread Finished!");
        }

        private void ThreadMethod(object obj)
        {
            Thread.Sleep(2000);
            Param pra = (Param)obj;
            pra.mrEvent.Set();
            Console.WriteLine("Thread execute at {0}", pra.praData);
        }
    }

    public class Param
    {
        public ManualResetEvent mrEvent;
        public int praData;
    }
}