c# winform 数据实时刷新问题

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;

using System.Threading;



namespace WindowsFormsApplication4

{

    public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }



        private void button1_Click(object sender, EventArgs e)

        {

            for (int i = 0; i < 100000; i++)

            {

                this.dataGridView1.DataSource = getTable(i);

                this.dataGridView1.Refresh();

                this.dataGridView1.Update();

            }



        }



        public DataTable getTable(int i)

        {

            DataTable table = new DataTable();

            table.Columns.Add("column1", System.Type.GetType("System.String"));

            table.Columns.Add("column2", System.Type.GetType("System.String"));

            DataRow row = table.NewRow();

            row["column1"] = "AXsasas" + i;

            row["column2"] = "AAdasdas" + i;

            table.Rows.Add(row);

            table.AcceptChanges();

            return table;

        }



        private void Form1_Load(object sender, EventArgs e)

        {

            //getTable();

            //this.dataGridView1.DataSource = getTable();

        }

    }

}