Watcher.cs

/**
 * This is a proof of concept to show that it is possible to monitor a directory for changes.
 */

using System;
using System.Text;
using System.IO;

namespace FolderWatcher {
    class Watcher {
        static void Main(string[] args) {

            FileSystemWatcher watcher = new FileSystemWatcher(@"D:\test");
            watcher.IncludeSubdirectories = true;
            watcher.Filter = "";
            watcher.Renamed += new RenamedEventHandler(renamed);
            watcher.Deleted += new FileSystemEventHandler(changed);
            watcher.Changed += new FileSystemEventHandler(changed);
            watcher.Created += new FileSystemEventHandler(changed);
            watcher.EnableRaisingEvents = true;

            Console.ReadKey();
        }

        private static void renamed(object sender, RenamedEventArgs e) {
            Console.WriteLine(e.ChangeType + " " + e.FullPath + " " + e.Name);
        }

        private static void changed(object sender, FileSystemEventArgs e) {

            Console.WriteLine(DateTime.Now + ": " + e.ChangeType + " " + e.FullPath);
        }
    }
}