/// <summary>
        /// 刷新接受列表
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void tmShowRefreshAcceptList_Tick(object sender, EventArgs e)
        {
            lock (PortforwardTable)
            {
                lock (cbListHostAccept)
                {
                    IPortforward[] list = new IPortforward[PortforwardTable.Keys.Count];
                    PortforwardTable.Keys.CopyTo(list, 0);
                    foreach (IPortforward p in list)
                    {
                        if (p.IsDispose)
                        {
                            cbListHostAccept.Items.Remove(p.FromAddress);
                            PortforwardTable.Remove(p);
                            continue;
                        }

                        if (!cbListHostAccept.Items.Contains(p.FromAddress))
                        {
                            cbListHostAccept.Items.Add(p.FromAddress);
                        }
                    }
                }
            }
        }
        /// <summary>
        /// 服务端向客户端发送数据完成事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="data"></param>
        private void Negative_OnSended(IPortforward sender, byte[] data)
        {
            if (isShowPause || !isShowSended)
            {
                return;
            }

            lock (dataPackageQueue)
            {
                dataPackageQueue.Enqueue(new DataPackage(sender.FromSocket.RemoteEndPoint.ToString(), sender.ToSocket.RemoteEndPoint.ToString(), data, DataPackageType.Sended, DateTime.Now));
            }
        }
        /// <summary>
        /// 开始转发
        /// </summary>
        void PortForward(object args)
        {
            try
            {
                IPortforward portforward = args as IPortforward;

                if (portforward == null)
                {
                    return;
                }

                portforward.Run(bufferSize);
            }
            catch (Exception ex)
            {
                Debug.WriteLine(ex.ToString());
            }
        }