FileSystemWatcher监听资源管理器，监听目录下的创建文件、删除文件、重命名文件

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实例化FileSystemWatcher

FileSystemWatcher fileSystemWatcher = new FileSystemWatcher();

初始化FileSystemWatcher参数及创建相关事件方法

 private void InitFileSystemWatcher()
        {
   
            fileSystemWatcher.Filter = "*.*";
            fileSystemWatcher.Path = System.AppDomain.CurrentDomain.BaseDirectory;
            tb_Path.Text = fileSystemWatcher.Path;
            fileSystemWatcher.EnableRaisingEvents = true;

            fileSystemWatcher.Changed += new FileSystemEventHandler(FileSystemWatcher_Changed);
            fileSystemWatcher.Created += new FileSystemEventHandler(FileSystemWatcher_Created);
            fileSystemWatcher.Deleted += new FileSystemEventHandler(FileSystemWatcher_Deleted);
            fileSystemWatcher.Renamed += new RenamedEventHandler(FileSystemWatcher_Renamed);
            fileSystemWatcher.Error += new ErrorEventHandler(FileSystemWatcher_Error);
        }

相关处理事件

   /// <summary>
        /// 错误事件的方法
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void FileSystemWatcher_Error(object sender, ErrorEventArgs e)
        {
   
            if (li