@Override
  public void control() {
    setDecModeButtonAction();
    setHexModeButtonAction();
    setFpModeButtonAction();
    setButtonAction(calculator.getButton0(), "0");
    setButtonAction(calculator.getButton1(), "1");
    setButtonAction(calculator.getButton2(), "2");
    setButtonAction(calculator.getButton3(), "3");
    setButtonAction(calculator.getButton4(), "4");
    setButtonAction(calculator.getButton5(), "5");
    setButtonAction(calculator.getButton6(), "6");
    setButtonAction(calculator.getButton7(), "7");
    setButtonAction(calculator.getButton8(), "8");
    setButtonAction(calculator.getButton9(), "9");
    setButtonAction(calculator.getButtonA(), "A");
    setButtonAction(calculator.getButtonB(), "B");
    setButtonAction(calculator.getButtonC(), "C");
    setButtonAction(calculator.getButtonD(), "D");
    setButtonAction(calculator.getButtonE(), "E");
    setButtonAction(calculator.getButtonF(), "F");

    setMinusButtonAction();
    setPointButtonAction();
    setButtonClearAction();
    setButtonCopyAction();
  }