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   源码介绍

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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;

namespace DataGridViewSample
{
    public partial class Form1 : Form
    {
        public static List<Test> Tests = new List<Test>();

        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            this.dataGridView1.DataSource = Tests;
        }

        private void button1_Click(object sender, EventArgs e)
        {
            frmAdd form = new frmAdd(null);
            if (form.ShowDialog() == DialogResult.OK)
            {
                this.dataGridView1.DataSource = null;
                this.dataGridView1.DataSource = Tests;
            }
        }

        private void button2_Click(object sender, EventArgs e)
        {
            if (this.dataGridView1.SelectedRows != null)
            {
                frmAdd form = new frmAdd(new Test(
                    Convert.ToInt32(this.dataGridView1.SelectedRows[0].Cells[0].Value),
                    Convert.ToDecimal(this.dataGridView1.SelectedRows[0].Cells[1].Value),
                    Convert.ToDateTime(this.dataGridView1.SelectedRows[0].Cells[2].Value),
                    this.dataGridView1.SelectedRows[0].Cells[3].Value.ToString()));
                if (form.ShowDialog() == DialogResult.OK)
                {
                    this.dataGridView1.DataSource = null;
                    this.dataGridView1.DataSource = Tests;
                }
            }            
        }

        private void button3_Click(object sender, EventArgs e)
        {
            //使用前面示例中的代码，用DataGridView或者List<Test>来做导出都是可以的
        }
    }

    public class Test
    {
        public Test(int id, decimal voltage, DateTime record, string remark)
        {
            ID = id;
            Voltage = voltage;
            Record = record;
            Remark = remark;
        }

        public int ID { get; set; }
        public decimal Voltage { get; set; }
        public DateTime Record { get; set; }
        public string Remark { get; set; }
    }
}