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 程式師世界 >> 編程語言 >> .NET網頁編程 >> 關於.NET >> Concurrency in csharp (Asynchronous, Parallel, and Multithreaded Programming),concurrencycsharp

Concurrency in csharp (Asynchronous, Parallel, and Multithreaded Programming),concurrencycsharp

編輯:關於.NET

Concurrency in csharp (Asynchronous, Parallel, and Multithreaded Programming),concurrencycsharp


http://stephencleary.com/projects/

 

    /// <summary>
    /// 
    /// </summary>
    public partial class Form2 : Form
    {

        //[ComVisible(false)]
        //public delegate void ParameterizedThreadStart(object objfield);



        /// <summary>
        /// 
        /// </summary>
        public Form2()
        {
            InitializeComponent();
        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void Form2_Load(object sender, EventArgs e)
        {
            MyDu du = new MyDu();

            Control.CheckForIllegalCrossThreadCalls = false;
            Thread t1 = new Thread(new ThreadStart(TestMethod));
            Thread t2 = new Thread(new ParameterizedThreadStart(TestMethod));
            //Thread t3 = new Thread(new ThreadStart(du.setData));
            ThreadPool.QueueUserWorkItem(new WaitCallback(TaskProc1), new Person { Id = 1, Name = "測試", Count =100 });

            du.BegID = 100;
            du.EndID = 20000;
            du.Le1 = this.label3;
            du.Le2 = this.label4;
            Thread t3 = new Thread(new ThreadStart(du.Run));

            t1.IsBackground = true;
            t2.IsBackground = true;
            t3.IsBackground = true;
            t1.Start();
            t2.Start("hello");
            t3.Start();
        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="x"></param>
        public void TaskProc1(object x)   //執行的任務
        {
            Person person = x as Person;

        }
        //
        private delegate void InvokeCallback(string msg);
        //
        private delegate void SetLabelDelegate(string value); 
        /// <summary>
        /// 
        /// </summary>
        void TestMethod()
        {

            //InvokeCallbackmsgCallback = new InvokeCallback(m_comm_MessageEvent);
            string v = "geovind du 1";
            this.label1.Text = v;
            //if (this.InvokeRequired)
            //{
            //    SetLabelDelegate d = new SetLabelDelegate(TestMethod);
            //    this.Invoke(d, new object[] { v});
            //}
            //else
            //{
            //    this.label1.Text = v;
            //}
        }

        void TestMethod(object data)
        {
            if (this.InvokeRequired)
            {
                SetLabelDelegate d = new SetLabelDelegate(TestMethod);
                this.Invoke(d, new object[] { data });
            }
            else
            {
                string datastr = data as string;
                this.label2.Text = datastr;
            }
        }

    }

    public class Person
    {
        public int Id { get; set; }
        public string Name { get; set; }
        public int Count { get; set; }
 
    }
    /// <summary>
    /// 
    /// </summary>
    class MyDu
    {
      
            private int begID;

            public int BegID

            {

                set{this.begID=value;}

            }

            private int endID;

            public int EndID

            {

                set{this.endID=value;}

            }

            private Label le1;

            public Label Le1
            {
                set { this.le1 = value; }
            }

            private Label le2;

            public Label Le2
            {
                set { this.le2 = value; }
            }
           /// <summary>
           /// 
           /// </summary>
            public void Run()
            {

                method(begID, endID, le1, le2);

            }
            /// <summary>
            /// 
            /// </summary>
            /// <param name="begin"></param>
            /// <param name="end"></param>
            private void method(int begin,int end,Label labe,Label labe2)
            {
                labe.Text = begin.ToString();
                labe2.Text = end.ToString();
            }

    }  
}

  

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