基于C#实现FTP下载文件

实践过程

效果

代码

public partial class Form1 : Form
   {
       public Form1()
       {
           InitializeComponent();
       }

private void button1_Click(object sender, EventArgs e)
       {
           FtpWebRequest ftpRequest = (FtpWebRequest)WebRequest.Create(textBox1.Text);
           ftpRequest.Credentials = new NetworkCredential(textBox2.Text,textBox3.Text);
           FtpWebResponse ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
           Stream data = ftpResponse.GetResponseStream();
           string str = textBox1.Text.Substring(textBox1.Text.LastIndexOf("/"), textBox1.Text.Length - textBox1.Text.LastIndexOf("/"));
           string SavePath = str;
           if (File.Exists(SavePath))
           {
               File.Delete(str);
           }
           byte[] buffer = new byte[4096];
           FileStream stream  =new FileStream(SavePath,FileMode.Create);
           int count = 0;
           do
           {
               count = data.Read(buffer, 0, buffer.Length);
               if (count > 0)
               {
                   stream.Write(buffer, 0, count);
               }
           }
           while (count > 0);
           ftpResponse.Close();
           stream.Close();
       }
   }

partial class Form1
{
   /// <summary>
   /// 必需的设计器变量。
   /// </summary>
   private System.ComponentModel.IContainer components = null;

/// <summary>
   /// 清理所有正在使用的资源。
   /// </summary>
   /// <param name="disposing">如果应释放托管资源，为 true；否则为 false。</param>
   protected override void Dispose(bool disposing)
   {
       if (disposing && (components != null))
       {
           components.Dispose();
       }
       base.Dispose(disposing);
   }

#region Windows 窗体设计器生成的代码

/// <summary>
   /// 设计器支持所需的方法 - 不要
   /// 使用代码编辑器修改此方法的内容。
   /// </summary>
   private void InitializeComponent()
   {
       System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(typeof(Form1));
       this.button1 = new System.Windows.Forms.Button();
       this.textBox1 = new System.Windows.Forms.TextBox();
       this.label1 = new System.Windows.Forms.Label();
       this.label2 = new System.Windows.Forms.Label();
       this.textBox2 = new System.Windows.Forms.TextBox();
       this.label3 = new System.Windows.Forms.Label();
       this.textBox3 = new System.Windows.Forms.TextBox();
       this.toolStrip1 = new System.Windows.Forms.ToolStrip();
       this.新建NToolStripButton = new System.Windows.Forms.ToolStripButton();
       this.打开OToolStripButton = new System.Windows.Forms.ToolStripButton();
       this.保存SToolStripButton = new System.Windows.Forms.ToolStripButton();
       this.打印PToolStripButton = new System.Windows.Forms.ToolStripButton();
       this.toolStripSeparator = new System.Windows.Forms.ToolStripSeparator();
       this.剪切UToolStripButton = new System.Windows.Forms.ToolStripButton();
       this.复制CToolStripButton = new System.Windows.Forms.ToolStripButton();
       this.粘贴PToolStripButton = new System.Windows.Forms.ToolStripButton();
       this.toolStripSeparator1 = new System.Windows.Forms.ToolStripSeparator();
       this.帮助LToolStripButton = new System.Windows.Forms.ToolStripButton();
       this.menuStrip1 = new System.Windows.Forms.MenuStrip();
       this.文件FToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
       this.新建NToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
       this.打开OToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
       this.toolStripSeparator2 = new System.Windows.Forms.ToolStripSeparator();
       this.保存SToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
       this.另存为AToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
       this.toolStripSeparator3 = new System.Windows.Forms.ToolStripSeparator();
       this.打印PToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
       this.打印预览VToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
       this.toolStripSeparator4 = new System.Windows.Forms.ToolStripSeparator();
       this.退出XToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
       this.编辑EToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
       this.撤消UToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
       this.重复RToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
       this.toolStripSeparator5 = new System.Windows.Forms.ToolStripSeparator();
       this.剪切TToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
       this.复制CToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
       this.粘贴PToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
       this.toolStripSeparator6 = new System.Windows.Forms.ToolStripSeparator();
       this.全选AToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
       this.工具TToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
       this.自定义CToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
       this.选项OToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
       this.帮助HToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
       this.内容CToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
       this.索引IToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
       this.搜索SToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
       this.toolStripSeparator7 = new System.Windows.Forms.ToolStripSeparator();
       this.关于AToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
       this.toolStrip1.SuspendLayout();
       this.menuStrip1.SuspendLayout();
       this.SuspendLayout();
       //
       // button1
       //
       this.button1.Location = new System.Drawing.Point(178, 162);
       this.button1.Name = "button1";
       this.button1.Size = new System.Drawing.Size(75, 23);
       this.button1.TabIndex = 0;
       this.button1.Text = "下载";
       this.button1.UseVisualStyleBackColor = true;
       this.button1.Click += new System.EventHandler(this.button1_Click);
       //
       // textBox1
       //
       this.textBox1.Location = new System.Drawing.Point(108, 76);
       this.textBox1.Name = "textBox1";
       this.textBox1.Size = new System.Drawing.Size(145, 21);
       this.textBox1.TabIndex = 1;
       //
       // label1
       //
       this.label1.AutoSize = true;
       this.label1.Location = new System.Drawing.Point(21, 79);
       this.label1.Name = "label1";
       this.label1.Size = new System.Drawing.Size(83, 12);
       this.label1.TabIndex = 2;
       this.label1.Text = "FTP服务器路径";
       //
       // label2
       //
       this.label2.AutoSize = true;
       this.label2.Location = new System.Drawing.Point(7, 106);
       this.label2.Name = "label2";
       this.label2.Size = new System.Drawing.Size(95, 12);
       this.label2.TabIndex = 4;
       this.label2.Text = "FTP服务器用户名";
       //
       // textBox2
       //
       this.textBox2.Location = new System.Drawing.Point(108, 103);
       this.textBox2.Name = "textBox2";
       this.textBox2.Size = new System.Drawing.Size(145, 21);
       this.textBox2.TabIndex = 3;
       //
       // label3
       //
       this.label3.AutoSize = true;
       this.label3.Location = new System.Drawing.Point(21, 133);
       this.label3.Name = "label3";
       this.label3.Size = new System.Drawing.Size(83, 12);
       this.label3.TabIndex = 6;
       this.label3.Text = "FTP服务器密码";
       //
       // textBox3
       //
       this.textBox3.Location = new System.Drawing.Point(108, 130);
       this.textBox3.Name = "textBox3";
       this.textBox3.Size = new System.Drawing.Size(145, 21);
       this.textBox3.TabIndex = 5;
       //
       // toolStrip1
       //
       this.toolStrip1.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {
       this.新建NToolStripButton,
       this.打开OToolStripButton,
       this.保存SToolStripButton,
       this.打印PToolStripButton,
       this.toolStripSeparator,
       this.剪切UToolStripButton,
       this.复制CToolStripButton,
       this.粘贴PToolStripButton,
       this.toolStripSeparator1,
       this.帮助LToolStripButton});
       this.toolStrip1.Location = new System.Drawing.Point(0, 24);
       this.toolStrip1.Name = "toolStrip1";
       this.toolStrip1.Size = new System.Drawing.Size(276, 25);
       this.toolStrip1.TabIndex = 7;
       this.toolStrip1.Text = "toolStrip1";
       //
       // 新建NToolStripButton
       //
       this.新建NToolStripButton.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image;
       this.新建NToolStripButton.Image = ((System.Drawing.Image)(resources.GetObject("新建NToolStripButton.Image")));
       this.新建NToolStripButton.ImageTransparentColor = System.Drawing.Color.Magenta;
       this.新建NToolStripButton.Name = "新建NToolStripButton";
       this.新建NToolStripButton.Size = new System.Drawing.Size(23, 22);
       this.新建NToolStripButton.Text = "新建(&N)";
       //
       // 打开OToolStripButton
       //
       this.打开OToolStripButton.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image;
       this.打开OToolStripButton.Image = ((System.Drawing.Image)(resources.GetObject("打开OToolStripButton.Image")));
       this.打开OToolStripButton.ImageTransparentColor = System.Drawing.Color.Magenta;
       this.打开OToolStripButton.Name = "打开OToolStripButton";
       this.打开OToolStripButton.Size = new System.Drawing.Size(23, 22);
       this.打开OToolStripButton.Text = "打开(&O)";
       //
       // 保存SToolStripButton
       //
       this.保存SToolStripButton.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image;
       this.保存SToolStripButton.Image = ((System.Drawing.Image)(resources.GetObject("保存SToolStripButton.Image")));
       this.保存SToolStripButton.ImageTransparentColor = System.Drawing.Color.Magenta;
       this.保存SToolStripButton.Name = "保存SToolStripButton";
       this.保存SToolStripButton.Size = new System.Drawing.Size(23, 22);
       this.保存SToolStripButton.Text = "保存(&S)";
       //
       // 打印PToolStripButton
       //
       this.打印PToolStripButton.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image;
       this.打印PToolStripButton.Image = ((System.Drawing.Image)(resources.GetObject("打印PToolStripButton.Image")));
       this.打印PToolStripButton.ImageTransparentColor = System.Drawing.Color.Magenta;
       this.打印PToolStripButton.Name = "打印PToolStripButton";
       this.打印PToolStripButton.Size = new System.Drawing.Size(23, 22);
       this.打印PToolStripButton.Text = "打印(&P)";
       //
       // toolStripSeparator
       //
       this.toolStripSeparator.Name = "toolStripSeparator";
       this.toolStripSeparator.Size = new System.Drawing.Size(6, 25);
       //
       // 剪切UToolStripButton
       //
       this.剪切UToolStripButton.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image;
       this.剪切UToolStripButton.Image = ((System.Drawing.Image)(resources.GetObject("剪切UToolStripButton.Image")));
       this.剪切UToolStripButton.ImageTransparentColor = System.Drawing.Color.Magenta;
       this.剪切UToolStripButton.Name = "剪切UToolStripButton";
       this.剪切UToolStripButton.Size = new System.Drawing.Size(23, 22);
       this.剪切UToolStripButton.Text = "剪切(&U)";
       //
       // 复制CToolStripButton
       //
       this.复制CToolStripButton.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image;
       this.复制CToolStripButton.Image = ((System.Drawing.Image)(resources.GetObject("复制CToolStripButton.Image")));
       this.复制CToolStripButton.ImageTransparentColor = System.Drawing.Color.Magenta;
       this.复制CToolStripButton.Name = "复制CToolStripButton";
       this.复制CToolStripButton.Size = new System.Drawing.Size(23, 22);
       this.复制CToolStripButton.Text = "复制(&C)";
       //
       // 粘贴PToolStripButton
       //
       this.粘贴PToolStripButton.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image;
       this.粘贴PToolStripButton.Image = ((System.Drawing.Image)(resources.GetObject("粘贴PToolStripButton.Image")));
       this.粘贴PToolStripButton.ImageTransparentColor = System.Drawing.Color.Magenta;
       this.粘贴PToolStripButton.Name = "粘贴PToolStripButton";
       this.粘贴PToolStripButton.Size = new System.Drawing.Size(23, 22);
       this.粘贴PToolStripButton.Text = "粘贴(&P)";
       //
       // toolStripSeparator1
       //
       this.toolStripSeparator1.Name = "toolStripSeparator1";
       this.toolStripSeparator1.Size = new System.Drawing.Size(6, 25);
       //
       // 帮助LToolStripButton
       //
       this.帮助LToolStripButton.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image;
       this.帮助LToolStripButton.Image = ((System.Drawing.Image)(resources.GetObject("帮助LToolStripButton.Image")));
       this.帮助LToolStripButton.ImageTransparentColor = System.Drawing.Color.Magenta;
       this.帮助LToolStripButton.Name = "帮助LToolStripButton";
       this.帮助LToolStripButton.Size = new System.Drawing.Size(23, 22);
       this.帮助LToolStripButton.Text = "帮助(&L)";
       //
       // menuStrip1
       //
       this.menuStrip1.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {
       this.文件FToolStripMenuItem,
       this.编辑EToolStripMenuItem,
       this.工具TToolStripMenuItem,
       this.帮助HToolStripMenuItem});
       this.menuStrip1.Location = new System.Drawing.Point(0, 0);
       this.menuStrip1.Name = "menuStrip1";
       this.menuStrip1.Size = new System.Drawing.Size(276, 24);
       this.menuStrip1.TabIndex = 8;
       this.menuStrip1.Text = "menuStrip1";
       //
       // 文件FToolStripMenuItem
       //
       this.文件FToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
       this.新建NToolStripMenuItem,
       this.打开OToolStripMenuItem,
       this.toolStripSeparator2,
       this.保存SToolStripMenuItem,
       this.另存为AToolStripMenuItem,
       this.toolStripSeparator3,
       this.打印PToolStripMenuItem,
       this.打印预览VToolStripMenuItem,
       this.toolStripSeparator4,
       this.退出XToolStripMenuItem});
       this.文件FToolStripMenuItem.Name = "文件FToolStripMenuItem";
       this.文件FToolStripMenuItem.Size = new System.Drawing.Size(59, 20);
       this.文件FToolStripMenuItem.Text = "文件(&F)";
       //
       // 新建NToolStripMenuItem
       //
       this.新建NToolStripMenuItem.Image = ((System.Drawing.Image)(resources.GetObject("新建NToolStripMenuItem.Image")));
       this.新建NToolStripMenuItem.ImageTransparentColor = System.Drawing.Color.Magenta;
       this.新建NToolStripMenuItem.Name = "新建NToolStripMenuItem";
       this.新建NToolStripMenuItem.ShortcutKeys = ((System.Windows.Forms.Keys)((System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.N)));
       this.新建NToolStripMenuItem.Size = new System.Drawing.Size(153, 22);
       this.新建NToolStripMenuItem.Text = "新建(&N)";
       //
       // 打开OToolStripMenuItem
       //
       this.打开OToolStripMenuItem.Image = ((System.Drawing.Image)(resources.GetObject("打开OToolStripMenuItem.Image")));
       this.打开OToolStripMenuItem.ImageTransparentColor = System.Drawing.Color.Magenta;
       this.打开OToolStripMenuItem.Name = "打开OToolStripMenuItem";
       this.打开OToolStripMenuItem.ShortcutKeys = ((System.Windows.Forms.Keys)((System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.O)));
       this.打开OToolStripMenuItem.Size = new System.Drawing.Size(153, 22);
       this.打开OToolStripMenuItem.Text = "打开(&O)";
       //
       // toolStripSeparator2
       //
       this.toolStripSeparator2.Name = "toolStripSeparator2";
       this.toolStripSeparator2.Size = new System.Drawing.Size(150, 6);
       //
       // 保存SToolStripMenuItem
       //
       this.保存SToolStripMenuItem.Image = ((System.Drawing.Image)(resources.GetObject("保存SToolStripMenuItem.Image")));
       this.保存SToolStripMenuItem.ImageTransparentColor = System.Drawing.Color.Magenta;
       this.保存SToolStripMenuItem.Name = "保存SToolStripMenuItem";
       this.保存SToolStripMenuItem.ShortcutKeys = ((System.Windows.Forms.Keys)((System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.S)));
       this.保存SToolStripMenuItem.Size = new System.Drawing.Size(153, 22);
       this.保存SToolStripMenuItem.Text = "保存(&S)";
       //
       // 另存为AToolStripMenuItem
       //
       this.另存为AToolStripMenuItem.Name = "另存为AToolStripMenuItem";
       this.另存为AToolStripMenuItem.Size = new System.Drawing.Size(153, 22);
       this.另存为AToolStripMenuItem.Text = "另存为(&A)";
       //
       // toolStripSeparator3
       //
       this.toolStripSeparator3.Name = "toolStripSeparator3";
       this.toolStripSeparator3.Size = new System.Drawing.Size(150, 6);
       //
       // 打印PToolStripMenuItem
       //
       this.打印PToolStripMenuItem.Image = ((System.Drawing.Image)(resources.GetObject("打印PToolStripMenuItem.Image")));
       this.打印PToolStripMenuItem.ImageTransparentColor = System.Drawing.Color.Magenta;
       this.打印PToolStripMenuItem.Name = "打印PToolStripMenuItem";
       this.打印PToolStripMenuItem.ShortcutKeys = ((System.Windows.Forms.Keys)((System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.P)));
       this.打印PToolStripMenuItem.Size = new System.Drawing.Size(153, 22);
       this.打印PToolStripMenuItem.Text = "打印(&P)";
       //
       // 打印预览VToolStripMenuItem
       //
       this.打印预览VToolStripMenuItem.Image = ((System.Drawing.Image)(resources.GetObject("打印预览VToolStripMenuItem.Image")));
       this.打印预览VToolStripMenuItem.ImageTransparentColor = System.Drawing.Color.Magenta;
       this.打印预览VToolStripMenuItem.Name = "打印预览VToolStripMenuItem";
       this.打印预览VToolStripMenuItem.Size = new System.Drawing.Size(153, 22);
       this.打印预览VToolStripMenuItem.Text = "打印预览(&V)";
       //
       // toolStripSeparator4
       //
       this.toolStripSeparator4.Name = "toolStripSeparator4";
       this.toolStripSeparator4.Size = new System.Drawing.Size(150, 6);
       //
       // 退出XToolStripMenuItem
       //
       this.退出XToolStripMenuItem.Name = "退出XToolStripMenuItem";
       this.退出XToolStripMenuItem.Size = new System.Drawing.Size(153, 22);
       this.退出XToolStripMenuItem.Text = "退出(&X)";
       //
       // 编辑EToolStripMenuItem
       //
       this.编辑EToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
       this.撤消UToolStripMenuItem,
       this.重复RToolStripMenuItem,
       this.toolStripSeparator5,
       this.剪切TToolStripMenuItem,
       this.复制CToolStripMenuItem,
       this.粘贴PToolStripMenuItem,
       this.toolStripSeparator6,
       this.全选AToolStripMenuItem});
       this.编辑EToolStripMenuItem.Name = "编辑EToolStripMenuItem";
       this.编辑EToolStripMenuItem.Size = new System.Drawing.Size(59, 20);
       this.编辑EToolStripMenuItem.Text = "编辑(&E)";
       //
       // 撤消UToolStripMenuItem
       //
       this.撤消UToolStripMenuItem.Name = "撤消UToolStripMenuItem";
       this.撤消UToolStripMenuItem.ShortcutKeys = ((System.Windows.Forms.Keys)((System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.Z)));
       this.撤消UToolStripMenuItem.Size = new System.Drawing.Size(153, 22);
       this.撤消UToolStripMenuItem.Text = "撤消(&U)";
       //
       // 重复RToolStripMenuItem
       //
       this.重复RToolStripMenuItem.Name = "重复RToolStripMenuItem";
       this.重复RToolStripMenuItem.ShortcutKeys = ((System.Windows.Forms.Keys)((System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.Y)));
       this.重复RToolStripMenuItem.Size = new System.Drawing.Size(153, 22);
       this.重复RToolStripMenuItem.Text = "重复(&R)";
       //
       // toolStripSeparator5
       //
       this.toolStripSeparator5.Name = "toolStripSeparator5";
       this.toolStripSeparator5.Size = new System.Drawing.Size(150, 6);
       //
       // 剪切TToolStripMenuItem
       //
       this.剪切TToolStripMenuItem.Image = ((System.Drawing.Image)(resources.GetObject("剪切TToolStripMenuItem.Image")));
       this.剪切TToolStripMenuItem.ImageTransparentColor = System.Drawing.Color.Magenta;
       this.剪切TToolStripMenuItem.Name = "剪切TToolStripMenuItem";
       this.剪切TToolStripMenuItem.ShortcutKeys = ((System.Windows.Forms.Keys)((System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.X)));
       this.剪切TToolStripMenuItem.Size = new System.Drawing.Size(153, 22);
       this.剪切TToolStripMenuItem.Text = "剪切(&T)";
       //
       // 复制CToolStripMenuItem
       //
       this.复制CToolStripMenuItem.Image = ((System.Drawing.Image)(resources.GetObject("复制CToolStripMenuItem.Image")));
       this.复制CToolStripMenuItem.ImageTransparentColor = System.Drawing.Color.Magenta;
       this.复制CToolStripMenuItem.Name = "复制CToolStripMenuItem";
       this.复制CToolStripMenuItem.ShortcutKeys = ((System.Windows.Forms.Keys)((System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.C)));
       this.复制CToolStripMenuItem.Size = new System.Drawing.Size(153, 22);
       this.复制CToolStripMenuItem.Text = "复制(&C)";
       //
       // 粘贴PToolStripMenuItem
       //
       this.粘贴PToolStripMenuItem.Image = ((System.Drawing.Image)(resources.GetObject("粘贴PToolStripMenuItem.Image")));
       this.粘贴PToolStripMenuItem.ImageTransparentColor = System.Drawing.Color.Magenta;
       this.粘贴PToolStripMenuItem.Name = "粘贴PToolStripMenuItem";
       this.粘贴PToolStripMenuItem.ShortcutKeys = ((System.Windows.Forms.Keys)((System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.V)));
       this.粘贴PToolStripMenuItem.Size = new System.Drawing.Size(153, 22);
       this.粘贴PToolStripMenuItem.Text = "粘贴(&P)";
       //
       // toolStripSeparator6
       //
       this.toolStripSeparator6.Name = "toolStripSeparator6";
       this.toolStripSeparator6.Size = new System.Drawing.Size(150, 6);
       //
       // 全选AToolStripMenuItem
       //
       this.全选AToolStripMenuItem.Name = "全选AToolStripMenuItem";
       this.全选AToolStripMenuItem.Size = new System.Drawing.Size(153, 22);
       this.全选AToolStripMenuItem.Text = "全选(&A)";
       //
       // 工具TToolStripMenuItem
       //
       this.工具TToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
       this.自定义CToolStripMenuItem,
       this.选项OToolStripMenuItem});
       this.工具TToolStripMenuItem.Name = "工具TToolStripMenuItem";
       this.工具TToolStripMenuItem.Size = new System.Drawing.Size(59, 20);
       this.工具TToolStripMenuItem.Text = "工具(&T)";
       //
       // 自定义CToolStripMenuItem
       //
       this.自定义CToolStripMenuItem.Name = "自定义CToolStripMenuItem";
       this.自定义CToolStripMenuItem.Size = new System.Drawing.Size(124, 22);
       this.自定义CToolStripMenuItem.Text = "自定义(&C)";
       //
       // 选项OToolStripMenuItem
       //
       this.选项OToolStripMenuItem.Name = "选项OToolStripMenuItem";
       this.选项OToolStripMenuItem.Size = new System.Drawing.Size(124, 22);
       this.选项OToolStripMenuItem.Text = "选项(&O)";
       //
       // 帮助HToolStripMenuItem
       //
       this.帮助HToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
       this.内容CToolStripMenuItem,
       this.索引IToolStripMenuItem,
       this.搜索SToolStripMenuItem,
       this.toolStripSeparator7,
       this.关于AToolStripMenuItem});
       this.帮助HToolStripMenuItem.Name = "帮助HToolStripMenuItem";
       this.帮助HToolStripMenuItem.Size = new System.Drawing.Size(59, 20);
       this.帮助HToolStripMenuItem.Text = "帮助(&H)";
       //
       // 内容CToolStripMenuItem
       //
       this.内容CToolStripMenuItem.Name = "内容CToolStripMenuItem";
       this.内容CToolStripMenuItem.Size = new System.Drawing.Size(130, 22);
       this.内容CToolStripMenuItem.Text = "内容(&C)";
       //
       // 索引IToolStripMenuItem
       //
       this.索引IToolStripMenuItem.Name = "索引IToolStripMenuItem";
       this.索引IToolStripMenuItem.Size = new System.Drawing.Size(130, 22);
       this.索引IToolStripMenuItem.Text = "索引(&I)";
       //
       // 搜索SToolStripMenuItem
       //
       this.搜索SToolStripMenuItem.Name = "搜索SToolStripMenuItem";
       this.搜索SToolStripMenuItem.Size = new System.Drawing.Size(130, 22);
       this.搜索SToolStripMenuItem.Text = "搜索(&S)";
       //
       // toolStripSeparator7
       //
       this.toolStripSeparator7.Name = "toolStripSeparator7";
       this.toolStripSeparator7.Size = new System.Drawing.Size(127, 6);
       //
       // 关于AToolStripMenuItem
       //
       this.关于AToolStripMenuItem.Name = "关于AToolStripMenuItem";
       this.关于AToolStripMenuItem.Size = new System.Drawing.Size(130, 22);
       this.关于AToolStripMenuItem.Text = "关于(&A)...";
       //
       // Form1
       //
       this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);
       this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
       this.ClientSize = new System.Drawing.Size(276, 197);
       this.Controls.Add(this.toolStrip1);
       this.Controls.Add(this.menuStrip1);
       this.Controls.Add(this.label3);
       this.Controls.Add(this.textBox3);
       this.Controls.Add(this.label2);
       this.Controls.Add(this.textBox2);
       this.Controls.Add(this.label1);
       this.Controls.Add(this.textBox1);
       this.Controls.Add(this.button1);
       this.MainMenuStrip = this.menuStrip1;
       this.Name = "Form1";
       this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
       this.Text = "从FTP下载文件";
       this.toolStrip1.ResumeLayout(false);
       this.toolStrip1.PerformLayout();
       this.menuStrip1.ResumeLayout(false);
       this.menuStrip1.PerformLayout();
       this.ResumeLayout(false);
       this.PerformLayout();

}

#endregion

private System.Windows.Forms.Button button1;
   private System.Windows.Forms.TextBox textBox1;
   private System.Windows.Forms.Label label1;
   private System.Windows.Forms.Label label2;
   private System.Windows.Forms.TextBox textBox2;
   private System.Windows.Forms.Label label3;
   private System.Windows.Forms.TextBox textBox3;
   private System.Windows.Forms.ToolStrip toolStrip1;
   private System.Windows.Forms.ToolStripButton 新建NToolStripButton;
   private System.Windows.Forms.ToolStripButton 打开OToolStripButton;
   private System.Windows.Forms.ToolStripButton 保存SToolStripButton;
   private System.Windows.Forms.ToolStripButton 打印PToolStripButton;
   private System.Windows.Forms.ToolStripSeparator toolStripSeparator;
   private System.Windows.Forms.ToolStripButton 剪切UToolStripButton;
   private System.Windows.Forms.ToolStripButton 复制CToolStripButton;
   private System.Windows.Forms.ToolStripButton 粘贴PToolStripButton;
   private System.Windows.Forms.ToolStripSeparator toolStripSeparator1;
   private System.Windows.Forms.ToolStripButton 帮助LToolStripButton;
   private System.Windows.Forms.MenuStrip menuStrip1;
   private System.Windows.Forms.ToolStripMenuItem 文件FToolStripMenuItem;
   private System.Windows.Forms.ToolStripMenuItem 新建NToolStripMenuItem;
   private System.Windows.Forms.ToolStripMenuItem 打开OToolStripMenuItem;
   private System.Windows.Forms.ToolStripSeparator toolStripSeparator2;
   private System.Windows.Forms.ToolStripMenuItem 保存SToolStripMenuItem;
   private System.Windows.Forms.ToolStripMenuItem 另存为AToolStripMenuItem;
   private System.Windows.Forms.ToolStripSeparator toolStripSeparator3;
   private System.Windows.Forms.ToolStripMenuItem 打印PToolStripMenuItem;
   private System.Windows.Forms.ToolStripMenuItem 打印预览VToolStripMenuItem;
   private System.Windows.Forms.ToolStripSeparator toolStripSeparator4;
   private System.Windows.Forms.ToolStripMenuItem 退出XToolStripMenuItem;
   private System.Windows.Forms.ToolStripMenuItem 编辑EToolStripMenuItem;
   private System.Windows.Forms.ToolStripMenuItem 撤消UToolStripMenuItem;
   private System.Windows.Forms.ToolStripMenuItem 重复RToolStripMenuItem;
   private System.Windows.Forms.ToolStripSeparator toolStripSeparator5;
   private System.Windows.Forms.ToolStripMenuItem 剪切TToolStripMenuItem;
   private System.Windows.Forms.ToolStripMenuItem 复制CToolStripMenuItem;
   private System.Windows.Forms.ToolStripMenuItem 粘贴PToolStripMenuItem;
   private System.Windows.Forms.ToolStripSeparator toolStripSeparator6;
   private System.Windows.Forms.ToolStripMenuItem 全选AToolStripMenuItem;
   private System.Windows.Forms.ToolStripMenuItem 工具TToolStripMenuItem;
   private System.Windows.Forms.ToolStripMenuItem 自定义CToolStripMenuItem;
   private System.Windows.Forms.ToolStripMenuItem 选项OToolStripMenuItem;
   private System.Windows.Forms.ToolStripMenuItem 帮助HToolStripMenuItem;
   private System.Windows.Forms.ToolStripMenuItem 内容CToolStripMenuItem;
   private System.Windows.Forms.ToolStripMenuItem 索引IToolStripMenuItem;
   private System.Windows.Forms.ToolStripMenuItem 搜索SToolStripMenuItem;
   private System.Windows.Forms.ToolStripSeparator toolStripSeparator7;
   private System.Windows.Forms.ToolStripMenuItem 关于AToolStripMenuItem;
}

来源：https://blog.csdn.net/qq_27489007/article/details/128402523