Code for sorting LISTVIEW click COLUMN to sort by time, character, and number (control part)

Using System;
Using System. ComponentModel;
Using System. Collections;
Using System. Diagnostics;
Using System. Windows. Forms;
Using System. Drawing;
Namespace ListViewControl
{
/// <Summary>
/// Summary description for UserControl1.
/// </Summary>
Public class EastSpider: System. Windows. Forms. ListView
{
/// <Summary>
/// Required designer variable.
/// </Summary>
///
Private Comparer myComparer;
Private ArrayList colTypes = new ArrayList ();
Private System. ComponentModel. Container components = null;
/// <Summary>
/// Sort Interface
/// </Summary>
Public class Comparer: IComparer
{
Private int column;
Private int sign;
Private EastSpider. ColumnTypeEnum colType;