using System;
 
using System.IO;
 
 
 
public class Program
{
 
    static void Main(string[] args)
    {
 
        FileSystemWatcher watcher = new FileSystemWatcher();
 
        try
        {
 
            watcher.Path = @"C:\Test\";
 
        }
        catch (ArgumentException ex)
        {
 
            Console.WriteLine(ex.Message);
 
            return;
 
        }
 
 
 
        watcher.NotifyFilter = NotifyFilters.LastAccess
 
            | NotifyFilters.LastWrite
 
            | NotifyFilters.FileName
 
            | NotifyFilters.DirectoryName;
 
 
 
        watcher.Filter = "*.jpg";
 
 
 
        watcher.Changed += new FileSystemEventHandler(OnChanged);
 
        watcher.Created += new FileSystemEventHandler(OnChanged);
 
        watcher.Deleted += new FileSystemEventHandler(OnChanged);
 
        watcher.Renamed += new RenamedEventHandler(OnRenamed);
 
        watcher.EnableRaisingEvents = true;
 
 
 
        Console.WriteLine(@"Press 'q' to quit app.");
 
        while (Console.Read() != 'q') ;
 
    }
 
    private static void OnChanged(object source, FileSystemEventArgs e)
    {
 
        Console.WriteLine("File: {0} {1}!", e.FullPath, e.ChangeType);
 
    }
 
 
 
    private static void OnRenamed(object source, RenamedEventArgs e)
    {
 
        Console.WriteLine("File: {0} renamed to\n{1}", e.OldFullPath, _
          e.FullPath);
 
    }
 
}