ganxuli

public void xulyButtonTraLoiCauHoi() {
        CustomButton btA = mainView.getExtensionPanel().getQuestionPanel().getBtA();
        CustomButton btB = mainView.getExtensionPanel().getQuestionPanel().getBtB();
        CustomButton btC = mainView.getExtensionPanel().getQuestionPanel().getBtC();
        CustomButton btD = mainView.getExtensionPanel().getQuestionPanel().getBtD();
        // add Listener

        btA.addActionListener(new ActionListener() {

            @Override
            public void actionPerformed(ActionEvent e) {
                ganXuLyButtonTraLoi(btA, mainModel.getBear().getxPrevious(), mainModel.getBear().getyPrevious());
            }
        });
    }

    public void ganXuLyButtonTraLoi(CustomButton CustomButton, int xPrevious, int yPrevious) {
        Question question = mainModel.getCurrentQuestion();

        if (question.isTrueAnswer(CustomButton.getBtnID())) {
            mainModel.updateMapTrueAnswer();
        } else {
            mainModel.updateMapFalseAnswer();
            mainModel.getBear().setTile(xPrevious, yPrevious);
        }
    }