C#winform中ListView的使用

使用ListView模仿Windows系統的資源管理器界面，實現文件(夾)的瀏覽、重命名、刪除及查詢等功能，主要功能界面展示如下：

1.MainForm.cs及MainForm.Designer.cs

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;
using System.IO;

namespace Controls
{
    public partial class MainForm : Form
    {
        #region 成員變量
        /// <summary>
        /// 用於遞歸計算文件夾大小
        /// </summary>
        private long folderSize = 0;

        /// <summary>
        ///打開文件夾根路徑
        /// </summary>
        private string rootPath = string.Empty;
        #endregion

        #region 初期化
        /// <summary>
        /// 默認構造函數
        /// </summary>
        public MainForm()
        {
            InitializeComponent();
            //給窗體注冊鍵盤事件
            this.KeyPreview = true;
        }

        /// <summary>
        /// 初始化窗體,綁定事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void MainForm_Load(object sender, EventArgs e)
        {
            this.大圖標ToolStripMenuItem.Click += new System.EventHandler(this.ToolStripMenuItem_Click);
            this.詳細信息ToolStripMenuItem.Click += new System.EventHandler(this.ToolStripMenuItem_Click);
            this.平鋪ToolStripMenuItem.Click += new System.EventHandler(this.ToolStripMenuItem_Click);
            this.小圖標ToolStripMenuItem.Click += new System.EventHandler(this.ToolStripMenuItem_Click);
            this.列表ToolStripMenuItem.Click += new System.EventHandler(this.ToolStripMenuItem_Click);
        }
        #endregion

        #region 事件處理
        /// <summary>
        /// 搜索框符合條件的文件夾或文件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnSearch_Click(object sender, EventArgs e)
        {
            AddItemsToListView(txtPath.Text, txtSearch.Text.Trim());
            AddHeaderToListView(this.lvwData);
        }

        /// <summary>
        /// 給搜索框添加Enter快捷鍵
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void MainForm_KeyDown(object sender, KeyEventArgs e)
        {
            //搜索框獲得焦點且按下Enter鍵時，執行搜索
            if (txtSearch.Focused && e.KeyCode == Keys.Enter)
            {
                this.btnSearch_Click(sender, e);
            }
        }

        /// <summary>
        /// 返回上級目錄
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnUp_Click(object sender, EventArgs e)
        {
            if (txtPath.Text == rootPath || !txtPath.Text.Contains("\\"))
            {
                return;
            }
            //找到文件夾上級目錄的絕對路徑
            txtPath.Text = txtPath.Text.Substring(0, txtPath.Text.LastIndexOf("\\"));
            AddItemsToListView(txtPath.Text);
            AddHeaderToListView(this.lvwData);
        }

        /// <summary>
        /// 打開文件夾，顯示文件夾
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnFolder_Click(object sender, EventArgs e)
        {
            DialogResult dr = fbdData.ShowDialog();
            string path = fbdData.SelectedPath.ToString();
            if (dr == DialogResult.OK && path != "")
            {
                rootPath = path;
                txtPath.Text = path;
            }
        }

        /// <summary>
        /// 新建文件夾，選中文件夾
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnAdd_Click(object sender, EventArgs e)
        {
            string fullpath = string.Empty;
            AddForm addForm = new AddForm(btnAdd.Text);
            addForm.ShowDialog();
            if (addForm.ButtonFlag)
            {
                fullpath = txtPath.Text + "\\" + addForm.TxtName;
            }
            else
            {
                return; //排除關閉窗口異常
            }
            try
            {
                if (Directory.Exists(fullpath))
                {
                    MessageBox.Show("該文件名已經存在！", "提示");
                    return;
                }
                Directory.CreateDirectory(fullpath);
                AddItemsToListView(txtPath.Text);
                AddHeaderToListView(this.lvwData);
            }
            catch (NullReferenceException ex)
            {
                MessageBox.Show(ex.Message, "提示");
            }
            finally
            {
                //選中新增的項，並顯示在視野范圍內
                for (int i = 0; i < lvwData.Items.Count; i++)
                {
                    if (lvwData.Items[i].Tag.ToString() == fullpath)
                    {
                        //先設置ListView選中
                        lvwData.Focus();
                        lvwData.Items[i].Selected = true;
                        //在視野范圍內顯示
                        lvwData.EnsureVisible(i);
                        break;
                    }
                }
            }
        }

        /// <summary>
        /// 重命名文件夾
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnRename_Click(object sender, EventArgs e)
        {
            if (lvwData.SelectedItems.Count <= 0)
            {
                return;
            }
            string fullName = lvwData.SelectedItems[0].Tag.ToString();
            string path = fullName.Substring(0, fullName.LastIndexOf("\\") + 1);//文件路徑
            string suffix = GetSuffixName(fullName);//后綴名
            //文件名或文件夾名
            string fileName = string.Empty;
            if (suffix != string.Empty)
            {
                fileName = fullName.Substring(fullName.LastIndexOf("\\") + 1,
                        fullName.LastIndexOf(".") - fullName.LastIndexOf("\\") - 1);//文件名
            }
            else
            {
                fileName = fullName.Substring(fullName.LastIndexOf("\\") + 1);//文件夾名
            }
            string fullPath = string.Empty;
            AddForm addForm = new AddForm(btnRename.Text, fileName);
            addForm.ShowDialog();
            if (suffix != string.Empty)
            {
                fullPath = path + addForm.TxtName + "." + suffix;
            }
            else
            {
                fullPath = path + addForm.TxtName;
            }
            //直接關閉窗口時
            if (!addForm.ButtonFlag)
            {
                return;
            }
            try
            {
                //重命名文件夾
                if (suffix == string.Empty)
                {
                    if (Directory.Exists(fullPath))
                    {
                        MessageBox.Show("該文件名已經存在！", "提示");
                        return;
                    }
                    Directory.Move(fullName, fullPath);
                }
                //重命名文件
                else
                {
                    if (File.Exists(fullPath))
                    {
                        MessageBox.Show("該文件名已經存在！", "提示");
                        return;
                    }
                    File.Move(fullName, fullPath);
                }
                AddItemsToListView(txtPath.Text);
                AddHeaderToListView(this.lvwData);
            }
            catch (NullReferenceException ex)
            {
                MessageBox.Show(ex.Message);
            }
        }

        /// <summary>
        /// 刪除文件夾
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnDelete_Click(object sender, EventArgs e)
        {
            int count = lvwData.SelectedItems.Count;
            if (count <= 0)
            {
                return;
            }
            DialogResult result = MessageBox.Show("你確定刪除這" + count + "項嗎？", "提示",
                                    MessageBoxButtons.YesNo, MessageBoxIcon.Question);
            if (result == DialogResult.Yes)
            {
                string path;
                ListViewItem selectitem;
                for (int i = 0; i < lvwData.SelectedItems.Count; ) //此處不能i++
                {
                    selectitem = lvwData.SelectedItems[i];
                    path = selectitem.Tag.ToString();
                    lvwData.Items.Remove(selectitem);
                    if (File.Exists(path))
                    {
                        File.Delete(path);
                    }
                    else if (Directory.Exists(path))
                    {
                        Directory.Delete(path, true);
                    }
                    lvwData.Update();
                }
            }
        }

        /// <summary>
        /// List選中項時發生
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void lvwData_ItemActivate(object sender, EventArgs e)
        {
            ListView lv = (ListView)sender;
            if (lv.SelectedItems.Count <= 0)
            {
                return;
            }
            string filename = lv.SelectedItems[0].Tag.ToString();
            //如果是文件夾，就打開它
            if (Directory.Exists(filename))
            {
                AddItemsToListView(filename);
                AddHeaderToListView(this.lvwData);
                //獲取打開的文件夾路徑
                txtPath.Text = filename;
            }
            //如果是文件，就執行它
            else
            {
                System.Diagnostics.Process.Start(filename);
            }
        }

        /// <summary>
        /// 根據路徑，獲取ListView中的顯示項
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void txtPath_TextChanged(object sender, EventArgs e)
        {
            AddItemsToListView(txtPath.Text);
            AddHeaderToListView(this.lvwData);
        }

        /// <summary>
        /// ListView列表顯示樣式
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            ToolStripMenuItem tsMenumItem = sender as ToolStripMenuItem;
            if (tsMenumItem.Checked)
            {
                return;//已經選中則返回
            }
            else
            {
                //清除勾選的右鍵菜單項
                ClearCheckState(cmsStyle);
                //勾選選中的右鍵菜單項
                tsMenumItem.Checked = true;
            }
            switch (tsMenumItem.Text)
            {
                case "大圖標":
                    lvwData.View = View.LargeIcon;
                    break;
                case "詳細信息":
                    lvwData.View = View.Details;
                    break;
                case "小圖標":
                    lvwData.View = View.SmallIcon;
                    break;
                case "列表":
                    lvwData.View = View.List;
                    break;
                case "平鋪":
                    lvwData.View = View.Tile;
                    break;
            }
        }

        /// <summary>
        /// 清除勾選的右鍵菜單項
        /// </summary>
        /// <param name="cms">右鍵菜單</param>
        /// <param name="clearAll">是否全部清除</param>
        private void ClearCheckState(ContextMenuStrip cms, bool clearAll = false)
        {
            ToolStripMenuItem tsMenumItemTemp;
            for (int i = 0; i < cms.Items.Count; i++)
            {
                if (!(cms.Items[i] is ToolStripMenuItem))
                {
                    continue;
                }
                tsMenumItemTemp = cms.Items[i] as ToolStripMenuItem;
                if (tsMenumItemTemp.Checked)
                {
                    tsMenumItemTemp.Checked = false;
                    if (!clearAll)
                    {
                        break;
                    }
                }
            }
        }
        #endregion

        #region 設置ListView的顯示項
        /// <summary>
        /// 根據根節點類型，設置listview顯示項
        /// </summary>
        /// <param name="root">根節點</param>
        /// <param name="keywords">搜索關鍵字</param>
        private void AddItemsToListView(string root, string keywords = "")
        {
            //把當前ListView里的所有選項與所有列名都刪除
            lvwData.Clear();
            lvwData.BeginUpdate();
            //根節點是文件
            if (File.Exists(root))
            {
                AddFileToListView(new FileInfo(root), keywords);
            }
            //根節點是文件夾
            else
            {
                DirectoryInfo dir = new DirectoryInfo(root);
                DirectoryInfo[] dirs = dir.GetDirectories();
                FileInfo[] files = dir.GetFiles();
                //把子文件夾信息添加到ListView中顯示
                foreach (DirectoryInfo directoryInfo in dirs)
                {
                    AddFolderToListView(directoryInfo, keywords);
                }
                //把文件夾下文件信息添加到ListView中顯示
                foreach (FileInfo fileInfo in files)
                {
                    AddFileToListView(fileInfo, keywords);
                }
            }
            this.lvwData.EndUpdate();
        }

        /// <summary>
        /// 將文件添加到ListView中顯示
        /// </summary>
        /// <param name="fileInfo">文件全路徑</param>
        /// <param name="keywords">搜索關鍵字</param>
        private void AddFileToListView(FileInfo fileInfo, string keywords)
        {
            ListViewItem lvi = new ListViewItem();//文件項
            lvi.Tag = fileInfo.FullName;
            lvi.Text = fileInfo.Name;
            lvi.ImageIndex = imgLarge.Images.Count - 1;
            if (keywords != "" && (!lvi.Text.Contains(keywords)))
            {
                return;//搜索不到關鍵字，不將文件添加到ListView中顯示
            }
            //文件的名稱屬性項
            lvi.SubItems[0].Tag = lvi.Tag;
            lvi.SubItems[0].Text = lvi.Text;
            //文件大小屬性項
            ListViewItem.ListViewSubItem lvsi = new ListViewItem.ListViewSubItem();
            lvsi.Tag = fileInfo.Length;
            lvsi.Text = FormatFolderSize(fileInfo.Length);
            lvi.SubItems.Add(lvsi);
            //修改日期屬性項
            lvsi = new ListViewItem.ListViewSubItem();
            lvsi.Tag = fileInfo.LastAccessTime.ToString();
            lvsi.Text = fileInfo.LastAccessTime.ToString();
            lvi.SubItems.Add(lvsi);
            //添加文件
            this.lvwData.Items.Add(lvi);
        }

        /// <summary>
        /// 將文件夾添加到ListView中顯示
        /// </summary>
        /// <param name="DirectoryInfo">文件夾</param>
        /// <param name="keywords">搜索關鍵字</param>
        private void AddFolderToListView(DirectoryInfo DirectoryInfo, string keywords)
        {
            ListViewItem lvi = new ListViewItem();
            lvi.Tag = DirectoryInfo.FullName;
            lvi.Text = DirectoryInfo.Name;//顯示名稱
            lvi.ImageIndex = 0;
            if (keywords != "" && (!lvi.Text.Contains(keywords)))
            {
                return;//搜索不到關鍵字，不將文件夾添加到ListView中顯示
            }
            // 文件夾的名稱屬性項
            lvi.SubItems[0].Tag = lvi.Tag;
            lvi.SubItems[0].Text = lvi.Text;
            //文件夾大小屬性項
            ListViewItem.ListViewSubItem lvsi = new ListViewItem.ListViewSubItem();
            lvsi.Tag = GetFolderSize(DirectoryInfo);
            lvsi.Text = FormatFolderSize(folderSize);
            folderSize = 0;//清零計算文件夾大小的變量
            lvi.SubItems.Add(lvsi);
            //修改日期屬性項
            lvsi = new ListViewItem.ListViewSubItem();
            lvsi.Tag = DirectoryInfo.LastAccessTime.ToString();
            lvsi.Text = DirectoryInfo.LastAccessTime.ToString();
            lvi.SubItems.Add(lvsi);
            //添加文件夾
            this.lvwData.Items.Add(lvi);
        }

        /// <summary>
        /// 遞歸計算文件夾的大小
        /// </summary>
        /// <param name="DirectoryInfo">文件夾</param>
        /// <returns>文件夾大小</returns>
        private long GetFolderSize(DirectoryInfo DirectoryInfo)
        {
            DirectoryInfo[] dirs = DirectoryInfo.GetDirectories();
            FileInfo[] files = DirectoryInfo.GetFiles();
            //是文件夾時，繼續遞歸
            if (dirs.Length > 0)
            {
                foreach (DirectoryInfo dir in dirs)
                {
                    GetFolderSize(dir);
                }
            }
            //是文件時，進行累加計算
            foreach (FileInfo fi in files)
            {
                folderSize = folderSize + fi.Length;
            }
            return folderSize;
        }

        /// <summary>
        /// 將文件夾大小轉化為直觀的文字顯示
        /// </summary>
        /// <param name="size">文件夾大小</param>
        /// <returns>文件夾大小的文字表示</returns>
        private string FormatFolderSize(long size)
        {
            if ((size >> 30) > 0)
            {
                //保留兩位小數
                return ((size >> 20) / 1024.0).ToString("F2") + " GB";
            }
            else if ((size >> 20) > 0)
            {
                //保留兩位小數
                return ((size >> 10) / 1024.0).ToString("F2") + " MB";
            }
            else
            {
                return (size >> 10) + " KB";
            }
        }

        /// <summary>
        /// 為listview添加列標題
        /// </summary>
        private void AddHeaderToListView(ListView listView)
        {
            ColumnHeader ch = new ColumnHeader();
            ch.Text = "文件名";
            ch.Width = 150;
            listView.Columns.Add(ch);

            ch = new ColumnHeader();
            ch.Width = 70;
            ch.Text = "大小";
            listView.Columns.Add(ch);

            ch = new ColumnHeader();
            ch.Text = "修改日期";
            ch.Width = 140;
            listView.Columns.Add(ch);
        }
        #endregion

        #region 經常使用的公共方法
        /// <summary>
        /// 獲取文件后綴名(小寫)
        /// </summary>
        /// <param name="path">文件全路徑或文件名</param>
        public string GetSuffixName(string path)
        {
            string suffix = string.Empty;
            if (path.Contains("."))
            {
                suffix = path.Substring(path.LastIndexOf(".") + 1);//后綴名
            }
            return suffix.ToLower();
        }

        /// <summary>
        /// 獲取應用程序根路徑
        /// </summary>
        public string GetApplicationPath()
        {
            string path = Application.StartupPath;
            string folderName = String.Empty;
            while (folderName.ToLower() != "bin")
            {
                path = path.Substring(0, path.LastIndexOf("\\"));
                folderName = path.Substring(path.LastIndexOf("\\") + 1);
            }
            return path.Substring(0, path.LastIndexOf("\\") + 1);
        }
        #endregion
    }
}

namespace Controls
{
    partial class MainForm
    {
        /// <summary>
        /// 必需的設計器變量。
        /// </summary>
        private System.ComponentModel.IContainer components = null;

        /// <summary>
        /// 清理所有正在使用的資源。
        /// </summary>
        /// <param name="disposing">如果應釋放托管資源，為 true；否則為 false。</param>
        protected override void Dispose(bool disposing)
        {
            if (disposing && (components != null))
            {
                components.Dispose();
            }
            base.Dispose(disposing);
        }

        #region Windows 窗體設計器生成的代碼

        /// <summary>
        /// 設計器支持所需的方法 - 不要
        /// 使用代碼編輯器修改此方法的內容。
        /// </summary>
        private void InitializeComponent()
        {
            this.components = new System.ComponentModel.Container();
            System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(typeof(MainForm));
            this.lvwData = new System.Windows.Forms.ListView();
            this.imgLarge = new System.Windows.Forms.ImageList(this.components);
            this.imgSmall = new System.Windows.Forms.ImageList(this.components);
            this.btnDelete = new System.Windows.Forms.Button();
            this.btnFolder = new System.Windows.Forms.Button();
            this.btnRename = new System.Windows.Forms.Button();
            this.txtPath = new System.Windows.Forms.TextBox();
            this.txtSearch = new System.Windows.Forms.TextBox();
            this.btnUp = new System.Windows.Forms.Button();
            this.btnAdd = new System.Windows.Forms.Button();
            this.fbdData = new System.Windows.Forms.FolderBrowserDialog();
            this.cmsStyle = new System.Windows.Forms.ContextMenuStrip(this.components);
            this.大圖標ToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
            this.詳細信息ToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
            this.平鋪ToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
            this.小圖標ToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
            this.列表ToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
            this.cmsStyle.SuspendLayout();
            this.SuspendLayout();
            // 
            // lvwData
            // 
            this.lvwData.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom)
                        | System.Windows.Forms.AnchorStyles.Left)
                        | System.Windows.Forms.AnchorStyles.Right)));
            this.lvwData.ContextMenuStrip = this.cmsStyle;
            this.lvwData.LargeImageList = this.imgLarge;
            this.lvwData.Location = new System.Drawing.Point(12, 45);
            this.lvwData.Name = "lvwData";
            this.lvwData.Size = new System.Drawing.Size(530, 334);
            this.lvwData.SmallImageList = this.imgSmall;
            this.lvwData.TabIndex = 4;
            this.lvwData.UseCompatibleStateImageBehavior = false;
            this.lvwData.ItemActivate += new System.EventHandler(this.lvwData_ItemActivate);
            // 
            // imgLarge
            // 
            this.imgLarge.ImageStream = ((System.Windows.Forms.ImageListStreamer)(resources.GetObject("imgLarge.ImageStream")));
            this.imgLarge.TransparentColor = System.Drawing.Color.Transparent;
            this.imgLarge.Images.SetKeyName(0, "folder.png");
            this.imgLarge.Images.SetKeyName(1, "file.png");
            // 
            // imgSmall
            // 
            this.imgSmall.ImageStream = ((System.Windows.Forms.ImageListStreamer)(resources.GetObject("imgSmall.ImageStream")));
            this.imgSmall.TransparentColor = System.Drawing.Color.Transparent;
            this.imgSmall.Images.SetKeyName(0, "folder.png");
            this.imgSmall.Images.SetKeyName(1, "file.png");
            // 
            // btnDelete
            // 
            this.btnDelete.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
            this.btnDelete.Location = new System.Drawing.Point(466, 393);
            this.btnDelete.Name = "btnDelete";
            this.btnDelete.Size = new System.Drawing.Size(75, 23);
            this.btnDelete.TabIndex = 8;
            this.btnDelete.Text = "刪除文件";
            this.btnDelete.UseVisualStyleBackColor = true;
            this.btnDelete.Click += new System.EventHandler(this.btnDelete_Click);
            // 
            // btnFolder
            // 
            this.btnFolder.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left)));
            this.btnFolder.Location = new System.Drawing.Point(12, 393);
            this.btnFolder.Name = "btnFolder";
            this.btnFolder.Size = new System.Drawing.Size(75, 23);
            this.btnFolder.TabIndex = 5;
            this.btnFolder.Text = "打開文件夾";
            this.btnFolder.UseVisualStyleBackColor = true;
            this.btnFolder.Click += new System.EventHandler(this.btnFolder_Click);
            // 
            // btnRename
            // 
            this.btnRename.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
            this.btnRename.Location = new System.Drawing.Point(363, 393);
            this.btnRename.Name = "btnRename";
            this.btnRename.Size = new System.Drawing.Size(75, 23);
            this.btnRename.TabIndex = 7;
            this.btnRename.Text = "重命名";
            this.btnRename.UseVisualStyleBackColor = true;
            this.btnRename.Click += new System.EventHandler(this.btnRename_Click);
            // 
            // txtPath
            // 
            this.txtPath.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Left)
                        | System.Windows.Forms.AnchorStyles.Right)));
            this.txtPath.Location = new System.Drawing.Point(12, 12);
            this.txtPath.Name = "txtPath";
            this.txtPath.ReadOnly = true;
            this.txtPath.Size = new System.Drawing.Size(332, 21);
            this.txtPath.TabIndex = 1;
            this.txtPath.TextChanged += new System.EventHandler(this.txtPath_TextChanged);
            // 
            // txtSearch
            // 
            this.txtSearch.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Right)));
            this.txtSearch.Location = new System.Drawing.Point(350, 12);
            this.txtSearch.Name = "txtSearch";
            this.txtSearch.Size = new System.Drawing.Size(111, 21);
            this.txtSearch.TabIndex = 2;
            // 
            // btnUp
            // 
            this.btnUp.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Right)));
            this.btnUp.Location = new System.Drawing.Point(467, 10);
            this.btnUp.Name = "btnUp";
            this.btnUp.Size = new System.Drawing.Size(75, 23);
            this.btnUp.TabIndex = 3;
            this.btnUp.Text = "上級目錄";
            this.btnUp.UseVisualStyleBackColor = true;
            this.btnUp.Click += new System.EventHandler(this.btnUp_Click);
            // 
            // btnAdd
            // 
            this.btnAdd.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
            this.btnAdd.Location = new System.Drawing.Point(260, 393);
            this.btnAdd.Name = "btnAdd";
            this.btnAdd.Size = new System.Drawing.Size(75, 23);
            this.btnAdd.TabIndex = 6;
            this.btnAdd.Text = "新建文件夾";
            this.btnAdd.UseVisualStyleBackColor = true;
            this.btnAdd.Click += new System.EventHandler(this.btnAdd_Click);
            // 
            // cmsStyle
            // 
            this.cmsStyle.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {
            this.大圖標ToolStripMenuItem,
            this.詳細信息ToolStripMenuItem,
            this.平鋪ToolStripMenuItem,
            this.小圖標ToolStripMenuItem,
            this.列表ToolStripMenuItem});
            this.cmsStyle.Name = "cmsStyle";
            this.cmsStyle.Size = new System.Drawing.Size(125, 114);
            // 
            // 大圖標ToolStripMenuItem
            // 
            this.大圖標ToolStripMenuItem.Checked = true;
            this.大圖標ToolStripMenuItem.CheckState = System.Windows.Forms.CheckState.Checked;
            this.大圖標ToolStripMenuItem.Name = "大圖標ToolStripMenuItem";
            this.大圖標ToolStripMenuItem.Size = new System.Drawing.Size(152, 22);
            this.大圖標ToolStripMenuItem.Text = "大圖標";
            // 
            // 詳細信息ToolStripMenuItem
            // 
            this.詳細信息ToolStripMenuItem.Name = "詳細信息ToolStripMenuItem";
            this.詳細信息ToolStripMenuItem.Size = new System.Drawing.Size(152, 22);
            this.詳細信息ToolStripMenuItem.Text = "詳細信息";
            // 
            // 平鋪ToolStripMenuItem
            // 
            this.平鋪ToolStripMenuItem.Name = "平鋪ToolStripMenuItem";
            this.平鋪ToolStripMenuItem.Size = new System.Drawing.Size(124, 22);
            this.平鋪ToolStripMenuItem.Text = "平鋪";
            // 
            // 小圖標ToolStripMenuItem
            // 
            this.小圖標ToolStripMenuItem.Name = "小圖標ToolStripMenuItem";
            this.小圖標ToolStripMenuItem.Size = new System.Drawing.Size(124, 22);
            this.小圖標ToolStripMenuItem.Text = "小圖標";
            // 
            // 列表ToolStripMenuItem
            // 
            this.列表ToolStripMenuItem.Name = "列表ToolStripMenuItem";
            this.列表ToolStripMenuItem.Size = new System.Drawing.Size(124, 22);
            this.列表ToolStripMenuItem.Text = "列表";
            // 
            // MainForm
            // 
            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);
            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
            this.ClientSize = new System.Drawing.Size(554, 432);
            this.Controls.Add(this.btnAdd);
            this.Controls.Add(this.btnUp);
            this.Controls.Add(this.txtSearch);
            this.Controls.Add(this.txtPath);
            this.Controls.Add(this.btnRename);
            this.Controls.Add(this.btnFolder);
            this.Controls.Add(this.btnDelete);
            this.Controls.Add(this.lvwData);
            this.Name = "MainForm";
            this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
            this.Text = "ListView的使用";
            this.Load += new System.EventHandler(this.MainForm_Load);
            this.KeyDown += new System.Windows.Forms.KeyEventHandler(this.MainForm_KeyDown);
            this.cmsStyle.ResumeLayout(false);
            this.ResumeLayout(false);
            this.PerformLayout();

        }
        #endregion

        private System.Windows.Forms.ListView lvwData;
        private System.Windows.Forms.Button btnDelete;
        private System.Windows.Forms.Button btnFolder;
        private System.Windows.Forms.Button btnRename;
        private System.Windows.Forms.TextBox txtPath;
        private System.Windows.Forms.TextBox txtSearch;
        private System.Windows.Forms.Button btnUp;
        private System.Windows.Forms.Button btnAdd;
        private System.Windows.Forms.FolderBrowserDialog fbdData;
        private System.Windows.Forms.ImageList imgSmall;
        private System.Windows.Forms.ImageList imgLarge;
        private System.Windows.Forms.ContextMenuStrip cmsStyle;
        private System.Windows.Forms.ToolStripMenuItem 大圖標ToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 詳細信息ToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 小圖標ToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 列表ToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 平鋪ToolStripMenuItem;
    }
}

2.AddForm.cs及AddForm.Designer.cs

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;
using System.Text.RegularExpressions;

namespace Controls
{
    public partial class AddForm : Form
    {
        #region 公開字段及屬性
        /// <summary>
        /// 檢查輸入是否為空
        /// </summary>
        public bool ButtonFlag = false;

        /// <summary>
        /// 文件夾名或文件名
        /// </summary>
        public string TxtName
        {
            get { return this.txtName.Text.Trim(); }
        }
        #endregion

        #region 初期化
        /// <summary>
        /// 默認構造函數
        /// </summary>
        public AddForm()
        {
            InitializeComponent();
            //給窗體注冊鍵盤事件
            this.KeyPreview = true;
        }

        /// <summary>
        /// 構造函數,用於新增文件夾
        /// </summary>
        /// <param name="title">標題</param>
        public AddForm(string title)
            : this()
        {
            this.Text = title;
        }

        /// <summary>
        /// 構造函數,用於更新文件夾
        /// </summary>
        /// <param name="title">標題</param>
        /// <param name="name">內容</param>
        public AddForm(string title, string name)
            : this(title)
        {
            this.txtName.Text = name;
        }
        #endregion

        #region 事件處理
        /// <summary>
        /// 輸入只能是字母、下划線、數字及中文字符
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void txtName_KeyPress(object sender, KeyPressEventArgs e)
        {
            //全選(1)、復制(3)、退格鍵(8)、粘貼(22)、下划線(95)
            int[] chars = { 1, 3, 8, 22, 95 };
            // 允許輸入字母、下划線、數字、中文字符,允許全選、復制、刪除、粘貼
            if (Char.IsLetter(e.KeyChar) || Char.IsDigit(e.KeyChar)
                || (e.KeyChar >= 0x4e00 && e.KeyChar <= 0x9fa5) || chars.Contains(e.KeyChar))
            {
                e.Handled = false;
            }
            else
            {
                e.Handled = true;
            }
        }

        /// <summary>
        /// 粘貼時過濾不是字母,下划線,數字及中文的字符
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void txtName_TextChanged(object sender, EventArgs e)
        {
            TextBox textBox = sender as TextBox;
            //匹配字母,下划線,數字及中文字符的正則表達式
            var reg = new Regex("^[A-Z|a-z|_|0-9|\u4e00-\u9fa5]*$");
            var str = textBox.Text.Trim();
            var sb = new StringBuilder();
            if (!reg.IsMatch(str))
            {
                for (int i = 0; i < str.Length; i++)
                {
                    if (reg.IsMatch(str[i].ToString()))
                    {
                        sb.Append(str[i].ToString());
                    }
                }
                textBox.Text = sb.ToString();
                //定義輸入焦點在最后一個字符
                textBox.SelectionStart = textBox.Text.Length;
            }
        }

        /// <summary>
        /// 提交信息
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnSave_Click(object sender, EventArgs e)
        {
            //新增或編輯文件夾名或文件名
            if (txtName.Text.Trim() != "")
            {
                ButtonFlag = true;
                this.Close();
            }
            else
            {
                MessageBox.Show(this.lblName.Text + "不能為空！", "提示");
            }
        }

        /// <summary>
        /// 給確定按鈕添加快捷鍵
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void AddForm_KeyDown(object sender, KeyEventArgs e)
        {
            if (e.KeyCode == Keys.Enter)
            {
                this.btnSave_Click(sender, e);
            }
        }
        #endregion
    }
}

namespace Controls
{
    partial class AddForm
    {
        /// <summary>
        /// Required designer variable.
        /// </summary>
        private System.ComponentModel.IContainer components = null;

        /// <summary>
        /// Clean up any resources being used.
        /// </summary>
        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
        protected override void Dispose(bool disposing)
        {
            if (disposing && (components != null))
            {
                components.Dispose();
            }
            base.Dispose(disposing);
        }

        #region Windows Form Designer generated code

        /// <summary>
        /// Required method for Designer support - do not modify
        /// the contents of this method with the code editor.
        /// </summary>
        private void InitializeComponent()
        {
            this.lblName = new System.Windows.Forms.Label();
            this.txtName = new System.Windows.Forms.TextBox();
            this.btnSave = new System.Windows.Forms.Button();
            this.SuspendLayout();
            // 
            // lblName
            // 
            this.lblName.AutoSize = true;
            this.lblName.Font = new System.Drawing.Font("宋體", 9.75F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
            this.lblName.Location = new System.Drawing.Point(11, 30);
            this.lblName.Name = "lblName";
            this.lblName.Size = new System.Drawing.Size(59, 13);
            this.lblName.TabIndex = 0;
            this.lblName.Text = "文件夾名";
            // 
            // txtName
            // 
            this.txtName.Font = new System.Drawing.Font("宋體", 9.75F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
            this.txtName.Location = new System.Drawing.Point(78, 26);
            this.txtName.Name = "txtName";
            this.txtName.Size = new System.Drawing.Size(171, 22);
            this.txtName.TabIndex = 1;
            this.txtName.TextChanged += new System.EventHandler(this.txtName_TextChanged);
            this.txtName.KeyPress += new System.Windows.Forms.KeyPressEventHandler(this.txtName_KeyPress);
            // 
            // btnSave
            // 
            this.btnSave.Font = new System.Drawing.Font("宋體", 9.75F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
            this.btnSave.Location = new System.Drawing.Point(259, 26);
            this.btnSave.Name = "btnSave";
            this.btnSave.Size = new System.Drawing.Size(60, 22);
            this.btnSave.TabIndex = 2;
            this.btnSave.Text = "確定";
            this.btnSave.UseVisualStyleBackColor = true;
            this.btnSave.Click += new System.EventHandler(this.btnSave_Click);
            // 
            // AddForm
            // 
            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);
            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
            this.ClientSize = new System.Drawing.Size(334, 72);
            this.Controls.Add(this.btnSave);
            this.Controls.Add(this.txtName);
            this.Controls.Add(this.lblName);
            this.Font = new System.Drawing.Font("宋體", 9F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
            this.MaximizeBox = false;
            this.Name = "AddForm";
            this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
            this.Text = "新建文件夾";
            this.KeyDown += new System.Windows.Forms.KeyEventHandler(this.AddForm_KeyDown);
            this.ResumeLayout(false);
            this.PerformLayout();

        }

        #endregion

        private System.Windows.Forms.Label lblName;
        private System.Windows.Forms.TextBox txtName;
        private System.Windows.Forms.Button btnSave;
    }
}

 3.添加文件夾及圖片資源

1.文件夾Resource目錄下包含：文件夾圖片(folder.png)，文件圖片(file.png)兩個文件

2.為ImageList(imgLarge,imgSmall)控件添加Images屬性、設置ImageSize屬性(imgLarge--40*40, imgSmall--20*20)

===相關參考鏈接===

1.C#winform中ListView及ContextMenuStrip的使用：http://www.cnblogs.com/makesense/p/4079835.html

2.C#winform點擊ListView列標題進行排序:http://bbs.csdn.net/topics/350071962

3.C#刪除文件和文件夾到回收站：http://www.cnblogs.com/lazycoding/archive/2012/09/25/2702007.html