显示磁盘目录信息

  1using System;
  2using System.Drawing;
  3using System.Collections;
  4using System.ComponentModel;
  5using System.Windows.Forms;
  6using System.Data;
  7// 添加新的命名空间。
  8using System.IO;
  9
 10namespace Directorys
 11{
 12    /**//// <summary>
 13    /// 显示磁盘目录信息。
 14    /// </summary>
 15    public class Form1 : System.Windows.Forms.Form
 16    {
 17        private System.DirectoryServices.DirectoryEntry directoryEntry1;
 18        private System.Windows.Forms.Button button1;
 19        private System.Windows.Forms.TreeView treeView1;
 20        /**//// <summary>
 21        /// 必需的设计器变量。
 22        /// </summary>
 23        private System.ComponentModel.Container components = null;
 24
 25        public Form1()
 26        {
 27            //
 28            // Windows 窗体设计器支持所必需的
 29            //
 30            InitializeComponent();
 31
 32            //
 33            // TODO: 在 InitializeComponent 调用后添加任何构造函数代码
 34            //
 35        }
 36
 37        /**//// <summary>
 38        /// 清理所有正在使用的资源。
 39        /// </summary>
 40        protected override void Dispose( bool disposing )
 41        {
 42            if( disposing )
 43            {
 44                if (components != null) 
 45                {
 46                    components.Dispose();
 47                }
 48            }
 49            base.Dispose( disposing );
 50        }
 51
 52        Windows Form Designer generated code#region Windows Form Designer generated code
 53        /**//// <summary>
 54        /// 设计器支持所需的方法 - 不要使用代码编辑器修改
 55        /// 此方法的内容。
 56        /// </summary>
 57        private void InitializeComponent()
 58        {
 59            this.directoryEntry1 = new System.DirectoryServices.DirectoryEntry();
 60            this.button1 = new System.Windows.Forms.Button();
 61            this.treeView1 = new System.Windows.Forms.TreeView();
 62            this.SuspendLayout();
 63            // 
 64            // button1
 65            // 
 66            this.button1.Location = new System.Drawing.Point(179, 280);
 67            this.button1.Name = "button1";
 68            this.button1.TabIndex = 0;
 69            this.button1.Text = "显示";
 70            this.button1.TextAlign = System.Drawing.ContentAlignment.TopCenter;
 71            this.button1.Click += new System.EventHandler(this.button1_Click);
 72            // 
 73            // treeView1
 74            // 
 75            this.treeView1.Dock = System.Windows.Forms.DockStyle.Top;
 76            this.treeView1.ImageIndex = -1;
 77            this.treeView1.Name = "treeView1";
 78            this.treeView1.SelectedImageIndex = -1;
 79            this.treeView1.Size = new System.Drawing.Size(432, 272);
 80            this.treeView1.TabIndex = 1;
 81            // 
 82            // Form1
 83            // 
 84            this.AutoScaleBaseSize = new System.Drawing.Size(8, 18);
 85            this.ClientSize = new System.Drawing.Size(432, 312);
 86            this.Controls.AddRange(new System.Windows.Forms.Control[] {
 87                                                                          this.treeView1,
 88                                                                          this.button1});
 89            this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;
 90            this.MaximizeBox = false;
 91            this.Name = "Form1";
 92            this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
 93            this.Text = "显示磁盘目录信息";
 94            this.ResumeLayout(false);
 95
 96        }
 97        #endregion
 98
 99        /**//// <summary>
100        /// 应用程序的主入口点。
101        /// </summary>
102        [STAThread]
103        static void Main() 
104        {
105            Application.Run(new Form1());
106        }
107        // 显示磁盘目录信息。
108        private void button1_Click(object sender, System.EventArgs e)
109        {
110            string[] drives = System.IO.Directory.GetLogicalDrives();
111            button1.Enabled = false;
112            treeView1.Nodes.Clear();
113            treeView1.BeginUpdate();
114            foreach(string str in drives)
115            {
116                TreeNode n = new TreeNode(str);
117                treeView1.Nodes.Add(n);
118            }
119            string[] files = System.IO.Directory.GetFiles(drives[1]);
120            foreach(string f in files)
121            {
122                TreeNode sn = new TreeNode(f);
123                treeView1.Nodes[1].Nodes.Add(sn);
124            }
125            string[] subdir = System.IO.Directory.GetDirectories(drives[1]);
126            foreach(string sd in subdir)
127            {
128                TreeNode d = new TreeNode(sd);
129                treeView1.Nodes[1].Nodes.Add(d);
130            }
131            treeView1.EndUpdate();
132        }
133    }
134}
135