抛砖引玉――实现LISTVIEW点击COLUMN排序的代码，可实现按时间，字符，数字排序（测试程序）

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using ListViewControl;
namespace SampleOnListViewControl
{
    ///

    /// Summary description for Form1.
    ///

    public class Form1 : System.Windows.Forms.Form
    {
        private ListViewControl.EastSpider listView1;
        ///

        /// Required designer variable.
        ///

        private System.ComponentModel.Container components = null;
        public Form1()
        {
       //
       // Required for Windows Form Designer support
       //
       InitializeComponent();
       testfunction();
       //
       // TODO: Add any constructor code after InitializeComponent call
       //