目录

一 设计原型

二 后台源码

一 设计原型

二 后台源码

using System;
using System.Net.Sockets;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace 上位机网络通讯
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        Socket socket = null;

        private void hslSwitch1_OnSwitchChanged(object arg1, bool arg2)
        {
            if (hslSwitch1.SwitchStatus)
            {
                Task.Run(() =>
                {
                    socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
                    socket.Connect("127.0.0.1", 8899);
                    while (true)
                    {
                        byte[] bytes = new byte[1024];
                        socket.Receive(bytes);
                        string data = Encoding.UTF8.GetString(bytes);
                        if (data.Length > 0)
                        {
                            this.Invoke(new Action<string>(AddData), data);
                        }
                    }
                });
            }
        }


        private void AddData(string data)
        {
            dataGridView1.Rows.Add(data, data, data, data, data, data, data, DateTime.Now.ToLongTimeString(), "OK");

        }
    }
}