ListView控件间的数据移动

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using System;using System.Windows.Forms;namespace listview控件应用{    public partial class Form1 : Form    {        public Form1()        {            InitializeComponent();            this.Load += new EventHandler(Form_Load);            this.btnMoseSinleTor.Click += new EventHandler(MoveList);            this.btnMoveAllToL.Click += new EventHandler(MoveList);            this.btnMoveAllToR.Click += new EventHandler(MoveList);            this.btnMoveSingleToL.Click += new EventHandler(MoveList);        }        private void BindData(ListView list)        {            list.Items.Add("西装");            list.Items.Add("西裤");            list.Items.Add("衬衣");            list.Items.Add("短裤");            list.Items.Add("皮带");            list.Items.Add("男鞋");            list.Items.Add("女鞋");        }        private void Form_Load(object sender, EventArgs e)        {            BindData(listView1);        }        private void MoveList(object sender, EventArgs e)        {            Button b = (Button)sender;            switch (b.Text)            {                case ">>"://全部右移                    if(listView1.Items.Count>0)                    foreach (ListViewItem item in listView1.Items)                    {                        ListViewItem nitem = (ListViewItem)item.Clone();                        listView2.Items.Add(nitem);                        listView1.Items.Remove(item);                    }                    break;                case ">"://单条右移                    if (listView1.SelectedItems.Count > 0)                    {                        ListViewItem item = listView1.SelectedItems[0];                        ListViewItem nitem = (ListViewItem)item.Clone();                        listView2.Items.Add(nitem);                        listView1.Items.Remove(item);                    }                    break;                case "<<"://全部左移                    if(listView2.Items.Count>0)                    foreach (ListViewItem item in listView2.Items)                    {                        ListViewItem nitem = (ListViewItem)item.Clone();                        listView1.Items.Add(nitem);                        listView2.Items.Remove(item);                    }                    break;                case "<"://单条左移                    if (listView2.SelectedItems.Count > 0)                    {                        ListViewItem item = listView2.SelectedItems[0];                        ListViewItem nitem = (ListViewItem)item.Clone();                        listView1.Items.Add(nitem);                        listView2.Items.Remove(item);                    }                    break;            }        }    }}