# File swing.rb, line 105
  def generate(count)
    letters = JOptionPane.show_input_dialog(nil, "Bitte geben Sie #{count} neue Buchstaben ein:", "Neue Buchstaben", JOptionPane::QUESTION_MESSAGE)
    if letters == nil || letters.size < count
      return generate(count)
    end
    return letters.only_letters[0...count]
  end