XS202304198481/ExtraUI/SNShow.cs

using AGV_WPF.DLL;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Forms;


namespace AGV_WPF.ExtraUI
{
    public partial class SNShow : Form
    {
        PLCSqlDLL PLCSql = new PLCSqlDLL();
        string resultRead1, resultRead2;
        DataTable data = new DataTable();

        public SNShow()
        {
            InitializeComponent();
           
            data = PLCSql.PLCSqlSelectAll();
            dataInit(data);
            //getdata();
            //hread();
        }

        private void sN绑定修改ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            SNChange sn = new SNChange();
            sn.Show();
        }

        private void 刷新ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            data = PLCSql.PLCSqlSelectAll();
            dataInit(data);
        }
        private Thread th;


        private void getdata() 
        {
            th = new Thread(new ThreadStart(startData));
            th.IsBackground=true;
            th.Start();
        }

        public delegate void InvokeDelegate();
        public void startData() 
        {
            try {
                while (true)
                {
                    data = PLCSql.PLCSqlSelectAll();
                    this.dataGridView1.Invoke(new InvokeDelegate(delegate  //通过委托来调用方法
                    {
                        this.dataGridView1.DataSource = data;
                    }));
                    Thread.Sleep(500);
                }
            }
            catch 
            {
               
                return;  
            }

        }

        private void SNShow_FormClosed(object sender, FormClosedEventArgs e)
        {
            th?.Abort();

        }

        public void dataInit(DataTable data) 
        {

            
            this.dataGridView1.DataSource = data;
           
            //this.dataGridView1.Refresh();
        }

    
    }
}