1.                 WatchForFile mw = new WatchForFile();
  2.                 List<WatchForFile> monitorThese = new List<WatchForFile>();
  3.                 List <String> extensions = new List<String>(textBoxOtherextensions.Text.Split(','));
  4.                 /*string[] extensionsarray */
  5.  
  6.  
  7.                // extensions.AddRange((int).Length)
  8.  
  9.              foreach (String s in extensions){
  10.                 WatchForFile mwf= new WatchForFile();
  11.                 mwf.watchThisFile(Properties.Settings.Default.Path, "*." + s);
  12.                  monitorThese.Add(mwf);
  13.  
  14.              }
  15.         public void OnRenamed(object sender, FileSystemEventArgs e)
  16.         {
  17.             try
  18.             {
  19.                 FileInfo thisFile = new FileInfo(e.FullPath);
  20.                 System.Windows.MessageBox.Show("Filens Directory.Name = " +thisFile.Directory.Name+Environment.NewLine+"Filens thisFile.DirectoryName = " + thisFile.DirectoryName);
  21.                 System.IO.DirectoryInfo myPath = new System.IO.DirectoryInfo(thisFile.DirectoryName);
  22.                 FileInfo[] filearray = myPath.GetFiles();
  23.                 List<FileInfo> dirFiles = new List<FileInfo>();
  24.                 foreach(FileInfo f in filearray){
  25.                     dirFiles.Add(f);
  26.                 }
  27.                 FileInfo utExtension = dirFiles.Find(delegate(FileInfo f) { return f.Extension == "!ut"; });
  28.                 //Person myLocatedObject = myList.Find(delegate(Person p) {return p.ID == 1; }); // Best way for finding an object.
  29.                 if (utExtension != null)
  30.                 {
  31.                     Properties.Settings.Default.Log += Environment.NewLine + "Change detected, but !ut extension found. Doing nothing...";
  32.  
  33.                 }
  34.                 else
  35.                 {
  36.                     Properties.Settings.Default.Log += "Change detected, and no !ut extensions found. Trying to unzip...";
  37.  
  38.                 SevenZipExtractor.SetLibraryPath(@"..\7z.dll");
  39.                 string fileName = e.FullPath.ToString();
  40.  
  41.                 string directory = Properties.Settings.Default.Destination+thisFile.Directory.Name;
  42.                 var extractor = new SevenZipExtractor(fileName);
  43.                 extractor.Extracting += new EventHandler<ProgressEventArgs>(extr_Extracting);
  44.                 extractor.FileExtractionStarted += new EventHandler<FileInfoEventArgs>(extr_FileExtractionStarted);
  45.                 extractor.FileExists += new EventHandler<FileOverwriteEventArgs>(extr_FileExists);
  46.                 extractor.ExtractionFinished += new EventHandler<EventArgs>(extr_ExtractionFinished);
  47.                 extractor.BeginExtractArchive(directory);
  48.                 }
  49.             }
  50.             catch (Exception error)
  51.             {
  52.                 System.Windows.MessageBox.Show("error: "+error.ToString());
  53.             }
  54.         }
  55.  
  56. public class WatchForFile
  57.     {
  58.  
  59.             FileSystemWatcher fmw = new FileSystemWatcher();
  60.             public string watchThisFile(string path, string filter)
  61.             {
  62.                 try
  63.                 {
  64.                     fmw.IncludeSubdirectories = true;
  65.                     fmw.Filter = filter;
  66.                     fmw.Path = path;
  67.                     fmw.NotifyFilter = NotifyFilters.FileName;
  68.                     fmw.EnableRaisingEvents = true;
  69.                     // Add event handlers.
  70.                     fmw.Renamed += new RenamedEventHandler(OnRenamed);
  71.                     return "Started Monitoring!";
  72.                 }
  73.                 catch (Exception error) { return error.ToString(); }
  74.  
  75.  
  76.             }
  77.             public string path
  78.             {
  79.                 get { return fmw.Path; }
  80.  
  81.             }
  82.             public string filter { get { return fmw.Filter; } }
  83.  
  84.         public virtual void OnRenamed(object sender, FileSystemEventArgs e){}
  85.     }