c# listview nach column sortieren

using System.Windows.Forms;

using System.Collections;

namespace KMV_WAWI

{

         public partial class Form1 : Form

    {

        private int ColumnToSort;

        private SortOrder OrderOfSort;

        private CaseInsensitiveComparer ObjectCompare;

        private ListViewColumnSorter lvwColumnSorter;

        public Form1()

        {

            InitializeComponent();

            // Create an instance of a ListView column sorter and assign it

            // to the ListView control.

            lvwColumnSorter = new ListViewColumnSorter();

     =>       this.listView1.ListViewItemSorter = lvwColumnSorter;

        }

....

  internal class ListViewColumnSorter

    {

   }