private void button1_Click_1(object sender, EventArgs e) { /////付款前临时代码 //if (DateTime.Now > DateTime.Parse("2019-2-19")) //{ // this.Close(); // Application.Exit(); //} ///// System.Net.IPAddress ip; bool b = System.Net.IPAddress.TryParse(textBox2.Text, out ip); if (!b) { MessageBox.Show("ip格式不正确"); return; } int port; b = int.TryParse(textBox3.Text, out port); tcpServerListener = new tools.net.zTcpServer(ip, port); tcpServerListener.connControl.newMessageEvent += newBlemessageEventFun; tcpServerListener.connControl.removeTcpEvent += connectionDisconnectionEventFun; tcpServerListener.start(); tcpConnection = tcpServerListener.connControl; setStartOrEnd(1); }