parkMonitor_V2.0/PLCLinker/socketTest/Form1.cs

using SocketToolbox;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Net;
using System.Net.Sockets;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace socketTest
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
            Task.Factory.StartNew(()=> {
                while (true)
                {
                    if (SocketLinker.ins != null && SocketLinker.CurrentHandler!=null)
                    {
                        richTextBox2.Text = Encoding.ASCII.GetString(SocketLinker.CurrentHandler.receiveBuffer);
                    }
                    Thread.Sleep(2000);
                }
            });
        }

        private void button1_Click(object sender, EventArgs e)
        {
            if(SocketLinker.ins == null)
            {
                SocketLinker.ins = new SocketLinker();
                MessageBox.Show("已连接");
            }
            else
            {
                MessageBox.Show("请勿重复连接");
            }
        }

        private void button2_Click(object sender, EventArgs e)
        {
            IPEndPoint remoteIPE = new IPEndPoint(IPAddress.Parse("192.168.1.102"), 7);
            SocketHandler sh = new SocketHandler(999, remoteIPE);
            sh.StartSend();
            string str = richTextBox1.Text;
            char[] chars = str.ToCharArray();
            byte[] bytes = new byte[chars.Length];
            for(int i = 0; i < chars.Length; i++)
            {
                bytes[i] = Convert.ToByte(chars[i]);
            }
            while (!sh.writeAvailable) { }
            sh.Send(bytes);
            MessageBox.Show("已发送："+Encoding.ASCII.GetString(bytes));
        }
    }
}