private void Button_Click_1(object sender, RoutedEventArgs e)
        {
            FolderPickerLib.FolderPickerDialog fpd = new FolderPickerLib.FolderPickerDialog();

            if (fpd.ShowDialog().Value)
            {
                Outputdir.Text = fpd.SelectedPath;
            }
        }
    private void Button_Click_1(object sender, RoutedEventArgs e)
    {
      FolderPickerLib.FolderPickerDialog fpd = new FolderPickerLib.FolderPickerDialog();

      if (fpd.ShowDialog().Value)
        Outputdir.Text = fpd.SelectedPath;

    }