SPDeployment.Deployer.RegisterWatchTask C# (CSharp) Method

        private void RegisterWatchTask(DeploymentSite site)
        {
            var fsWatcher = new List<FileSystemWatcher>();
            foreach (var fileConfig in site.Files)
            {
                var fs = new FileSystemWatcher(fileConfig.Source);
                fs.IncludeSubdirectories = true;
                fs.NotifyFilter = NotifyFilters.LastWrite | NotifyFilters.FileName;
                fs.Changed += fs_Changed;
                fs.Renamed += fs_Changed; // Visual Studio creates a temp file and then rename it on save
                fs.EnableRaisingEvents = true;
                _watcherCache.Add(fs);

                var fullDirName = new DirectoryInfo(fileConfig.Source).FullName.ToUpperInvariant();
                _registeredSources.Add(fullDirName, new Tuple<DeploymentSite, DeploymentFile>(site, fileConfig));
            }
        }