@Override
    public void actionPerformed(ActionEvent evt)
    {
        System.out.print(evt.getSource());
        if(evt.getSource().equals(Approve_btn))
        {
            //BUTTON CODE HERE
            this.approveQuestion();
        }
        if(evt.getSource().equals(Reject_btn))
        {
            //BUTTON CODE HERE
            this.rejectQuestion();
        }
        if(evt.getSource().equals(Edit_btn))
        {
            //Button code here
            this.editQuestion();
        }
        if(evt.getSource().equals(Submit_btn))
        {
            if(Answer1Correct || Answer2Correct || Answer3Correct || Answer4Correct)
            {
                //BUTTON CODE HERE
                this.editSubmit();       
            }
            else
            {
                // Message box pop up to say please select correct answer
                JOptionPane.showMessageDialog(null,"Please indicate correct answer.","Error",JOptionPane.WARNING_MESSAGE); 
            }
        }
        if(evt.getSource().equals(Next_btn))
        {
            //BUTTON CODE HERE
            this.nextQuestion();
        }
        if(evt.getSource().equals(Previous_btn))
        {
            //BUTTON CODE HERE
            this.previousQuestion();
        }
             
    }