private void ButtonSearchAgain_Click(object sender, RoutedEventArgs e)
 {
     doWhat = AfterModifiactionDetected.SEARCH;
     this.Close();
 }
 private void ButtonTurnOffWatcher_Click(object sender, RoutedEventArgs e)
 {
     doWhat = AfterModifiactionDetected.TURNOFF;
     this.Close();
 }
 private void ButtonCancel_Click(object sender, RoutedEventArgs e)
 {
     doWhat = AfterModifiactionDetected.CANCEL;
     this.Close();
 }