C# 监视文件和文件夹系统变化情况

using System;using System.Drawing;using System.Collections;using System.ComponentModel;using System.Windows.Forms;using System.Data;namespace Files{/// <summary>/// Form1 的摘要说明。/// </summary>public class Form1 : System.Windows.Forms.Form{private System.Windows.Forms.Label label1;private System.Windows.Forms.TextBox textBox1;private System.Windows.Forms.FolderBrowserDialog folderBrowserDialog1;private System.Windows.Forms.Button button1;private System.Windows.Forms.RichTextBox richTextBox1;private System.IO.FileSystemWatcher fileSystemWatcher1;private System.Windows.Forms.Button button2;private System.Windows.Forms.Label label2;/// <summary>/// 必需的设计器变量。/// </summary>private System.ComponentModel.Container components = null;public Form1(){//// Windows 窗体设计器支持所必需的//InitializeComponent();//// TODO: 在 InitializeComponent 调用后添加任何构造函数代码//}/// <summary>/// 清理所有正在使用的资源。/// </summary>protected override void Dispose( bool disposing ){if( disposing ){if (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(){this.label1 = new System.Windows.Forms.Label();this.textBox1 = new System.Windows.Forms.TextBox();this.folderBrowserDialog1 = new System.Windows.Forms.FolderBrowserDialog();this.button1 = new System.Windows.Forms.Button();this.richTextBox1 = new System.Windows.Forms.RichTextBox();this.fileSystemWatcher1 = new System.IO.FileSystemWatcher();this.button2 = new System.Windows.Forms.Button();this.label2 = new System.Windows.Forms.Label();((System.ComponentModel.ISupportInitialize)(this.fileSystemWatcher1)).BeginInit();this.SuspendLayout();// // label1// this.label1.Location = new System.Drawing.Point(8, 16);this.label1.Name = "label1";this.label1.Size = new System.Drawing.Size(120, 16);this.label1.TabIndex = 0;this.label1.Text = "文件夹全路径名： ";// // textBox1// this.textBox1.Location = new System.Drawing.Point(8, 40);this.textBox1.Name = "textBox1";this.textBox1.Size = new System.Drawing.Size(320, 21);this.textBox1.TabIndex = 1;this.textBox1.Text = "C:\\";// // button1// this.button1.Location = new System.Drawing.Point(232, 8);this.button1.Name = "button1";this.button1.Size = new System.Drawing.Size(96, 23);this.button1.TabIndex = 2;this.button1.Text = "浏览文件夹";this.button1.Click = new System.EventHandler(this.button1_Click_1);// // richTextBox1// this.richTextBox1.Location = new System.Drawing.Point(8, 88);this.richTextBox1.Name = "richTextBox1";this.richTextBox1.Size = new System.Drawing.Size(320, 136);this.richTextBox1.TabIndex = 3;this.richTextBox1.Text = "";// // fileSystemWatcher1// this.fileSystemWatcher1.EnableRaisingEvents = true;this.fileSystemWatcher1.SynchronizingObject = this;this.fileSystemWatcher1.Deleted = new System.IO.FileSystemEventHandler(this.fileSystemWatcher1_Deleted);this.fileSystemWatcher1.Renamed = new System.IO.RenamedEventHandler(this.fileSystemWatcher1_Renamed);this.fileSystemWatcher1.Changed = new System.IO.FileSystemEventHandler(this.fileSystemWatcher1_Changed);this.fileSystemWatcher1.Created = new System.IO.FileSystemEventHandler(this.fileSystemWatcher1_Created);// // button2// this.button2.Location = new System.Drawing.Point(232, 64);this.button2.Name = "button2";this.button2.Size = new System.Drawing.Size(96, 23);this.button2.TabIndex = 5;this.button2.Text = "开始监视";this.button2.Click = new System.EventHandler(this.button2_Click);// // label2// this.label2.Location = new System.Drawing.Point(8, 72);this.label2.Name = "label2";this.label2.Size = new System.Drawing.Size(120, 16);this.label2.TabIndex = 4;this.label2.Text = "文件系统变化情况： ";// // Form1// this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);this.ClientSize = new System.Drawing.Size(336, 230);this.Controls.Add(this.button2);this.Controls.Add(this.label2);this.Controls.Add(this.richTextBox1);this.Controls.Add(this.button1);this.Controls.Add(this.textBox1);this.Controls.Add(this.label1);this.MaximizeBox = false;this.Name = "Form1";this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;this.Text = "演示监视文件系统变化情况";((System.ComponentModel.ISupportInitialize)(this.fileSystemWatcher1)).EndInit();this.ResumeLayout(false);}#endregion/// <summary>/// 应用程序的主入口点。/// </summary>[STAThread]static void Main() {Application.Run(new Form1());}private void button1_Click_1(object sender, System.EventArgs e){//浏览文件夹if(this.folderBrowserDialog1.ShowDialog()==DialogResult.OK){if(this.folderBrowserDialog1.SelectedPath.Trim()!=""){this.textBox1.Text=this.folderBrowserDialog1.SelectedPath.Trim();}}}private void button2_Click(object sender, System.EventArgs e){//开始监视文件系统变化情况if(!System.IO.Directory.Exists(this.textBox1.Text)){MessageBox.Show("选择的不是一个文件夹","信息提示",MessageBoxButtons.OK,MessageBoxIcon.Information);return;}this.fileSystemWatcher1.Path=this.textBox1.Text;MessageBox.Show(this.textBox1.Text "已经处于被监视状态！","信息提示",MessageBoxButtons.OK,MessageBoxIcon.Information);}private void fileSystemWatcher1_Changed(object sender, System.IO.FileSystemEventArgs e){//发生改变 this.richTextBox1.Text =e.FullPath.ToString() " 发生改变！\n";}private void fileSystemWatcher1_Created(object sender, System.IO.FileSystemEventArgs e){//新增this.richTextBox1.Text ="\n刚刚新增：" e.FullPath.ToString();}private void fileSystemWatcher1_Deleted(object sender, System.IO.FileSystemEventArgs e){//删除this.richTextBox1.Text ="\n刚刚删除：" e.FullPath.ToString();}private void fileSystemWatcher1_Renamed(object sender, System.IO.RenamedEventArgs e){//更名this.richTextBox1.Text ="\n刚刚更名：" e.FullPath.ToString();}}}