C# 데스크톱 UI를 사용한 비동기식 상호 작용

public partial class f_main : Form
    {
        public f_main()
        {
            InitializeComponent();

        }
        /// <summary>
        ///     ，       
        /// </summary>
        public void StartWorkWithThread()
        {
            for (int i = 0; i < 20; i++)
            {
                // ....      ，   ....
                Annunciator<TextBox, string>(tb_info, ControlDoInfo, "id = " + i.ToString() + " time = " + DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss.fff"));
                System.Threading.Thread.Sleep(500);
            }
        }
        /// <summary>
        ///      ，           
        ///       ，   （StartWorkWithThread()），
        ///      （ControlDoInfo(string info)）
        /// </summary>
        /// <typeparam name="TControl">      ，   Control</typeparam>
        /// <typeparam name="TData">      </typeparam>
        /// <param name="control">    </param>
        /// <param name="doAction">         </param>
        /// <param name="info">     （         ）</param>
        public void Annunciator<TControl, TData>(TControl control, Action<TData> doAction, TData info) where TControl : Control
        {
            if (control.InvokeRequired)
            {
                Action<TData> doIt = doAction;
                control.Invoke(doIt, info);
            }
            else
            {
                doAction(info);
            }
        }
        /// <summary>
        ///         ，
        /// </summary>
        /// <param name="i"></param>
        public void ControlDoInfo(string info)
        {
            tb_info.AppendText(info + "
");
        }
        /// <summary>
        ///     
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void button1_Click(object sender, EventArgs e)
        {
            //      
            System.Threading.Thread th = new System.Threading.Thread(StartWorkWithThread);
            th.Start();
        }
    }

//    ，    ， Control      
public static class ExpandFunction
    {
        public static void Annunciator<TData>(this Control control, Action<TData> doAction, TData info)
        {
            if (control.InvokeRequired)
            {
                Action<TData> doIt = doAction;
                control.Invoke(doIt, info);
            }
            else
            {
                doAction(info);
            }
        }
    }
//              
public void Log(string info)
        {
            //              ，        
            //(str) => { tb_info.AppendText(str + "
"); }
            //info       
            tb_info.Annunciator<string>((str) => { tb_info.AppendText(str + "
"); }, info);
        }
//     Log   Action                   。