File System Observer

FileSystemObserver.cs

using System;
using System.IO;

namespace MadsKristensen.EditorExtensions
{
    public class FileSystemObserver
    {
        public static void CreateFileWatcher(string fileName,
                                      Action<object, FileSystemEventArgs> changed,
                                      Action<object, FileSystemEventArgs> created,
                                      Action<object, FileSystemEventArgs> deleted,
                                      Action<object, FileSystemEventArgs> renamed
                                     )
        {
            FileSystemWatcher watcher = new FileSystemWatcher();

            watcher.Path = Path.GetDirectoryName(fileName);
            watcher.Filter = Path.GetFileName(fileName);
            watcher.NotifyFilter = NotifyFilters.LastAccess | NotifyFilters.LastWrite | NotifyFilters.FileName;

            watcher.Changed += new FileSystemEventHandler(changed);
            watcher.Created += new FileSystemEventHandler(created);
            watcher.Deleted += new FileSystemEventHandler(deleted);
            watcher.Renamed += new RenamedEventHandler(renamed);

            watcher.EnableRaisingEvents = true;
        }
    }
}