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[11번째 과제] ActionListener implements 구현하기

간지뽕빨리턴님

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    과제 일시 : 2019 - 10 - 14

    과제 내용

    ActionListener implements를 이용하여, 가위바위보 게임을 구현


     

     

     

     

     

     

    [ Source Code ]


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    /*
    * File : RunAction.java
    */
    import java.awt.BorderLayout;
    import java.awt.GridLayout;
    import java.awt.event.ActionEvent;
    import java.awt.event.ActionListener;
    import java.util.Random;
     
    import javax.swing.JButton;
    import javax.swing.JFrame;
    import javax.swing.JLabel;
    import javax.swing.JPanel;
     
    public class RunAction extends JFrame implements ActionListener {
        JLabel lblDisplay, lblOutput;
        JButton btnRock, btnPaper, btnScissor;
        JPanel panel;
        final int ROCK = 0;//상수값은 대문자로 준다
        final int PAPER = 1;
        final int SCISSOR = 2;
        
        RunAction() {
            lblDisplay = new JLabel();
            lblOutput = new JLabel();
            panel = new JPanel();
            panel.setLayout(new GridLayout(13));
            btnRock = new JButton("주먹");
            btnPaper = new JButton("보");
            btnScissor = new JButton("가위");
     
            panel.add(btnRock);
            panel.add(btnPaper);
            panel.add(btnScissor);
            
            
            add(lblDisplay, BorderLayout.NORTH);
            add(lblOutput, BorderLayout.SOUTH);
     
            add(panel, BorderLayout.CENTER);
            
            setSize(300300);
            setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            setVisible(true);
            
            btnRock.addActionListener(this);
            btnPaper.addActionListener(this);
            btnScissor.addActionListener(this);        
            
        }
        public void actionPerformed(ActionEvent e) {
            Random r = new Random();
            int computer = r.nextInt(3);
     
    if(e.getSource() == btnRock) lblDisplay.setText("주먹를 눌렸습니다."); else if (e.getSource() == btnPaper) lblDisplay.setText("보를 눌렀습니다."); else lblDisplay.setText("가위를 눌렀습니다.");
            
            if(e.getSource()== btnRock )
     
                if(computer == ROCK)
     
                lblOutput.setText("비겼습니다." + " computer가 낸 것은" + computer );
     
                else if (computer == PAPER)
     
                    lblOutput.setText("computer가 이겼습니다." + " computer가 낸 것은" + computer);
     
                else
     
                    lblOutput.setText("사용자가 이겼습니다." + " computer가 낸 것은" + computer);
     
            else if(e.getSource() == btnPaper )
     
            if(computer == ROCK)
     
                lblOutput.setText("사용자가 이겼습니다." + " computer가 낸 것은" + computer);
     
                else if (computer == PAPER)
     
                    lblOutput.setText("비겼습니다." + " computer가 낸 것은" + computer);
     
                else
     
                    lblOutput.setText("computer가 이겼습니다." + " computer가 낸 것은" + computer);
     
            else 
     
                if(computer == ROCK)
     
                    lblOutput.setText("computer가 이겼습니다." + " computer가 낸 것은" + computer);
     
                    else if (computer == PAPER)
     
                        lblOutput.setText("사용자가 이겼습니다." + " computer가 낸 것은" + computer);
     
                    else
     
                        lblOutput.setText("비겼습니다." + " computer가 낸 것은" + computer);
            
            
     
        }
    }
    /******************************************************************************************************/
    /******************************************************************************************************/
    /******************************************************************************************************/
     
    /*
    * File : CallerAction.java
    */
     
     
    public class CallerAction {
     
        public static void main(String[] args) {
            // TODO Auto-generated method stub
            
            new RunAction();
     
        }
     
    }
     
     
     
     
     
     
     
     
     
     
     
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