《Java课程实习》日志（周四--2）

最新推荐文章于 2021-07-22 14:14:25 发布
tenyiyi
最新推荐文章于 2021-07-22 14:14:25 发布
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本文链接：https://blog.youkuaiyun.com/u013899681/article/details/46740397
这篇博客记录了作者在Java课程实习中实现《猜猜看》游戏的过程，游戏中能展示三张学生图片，并对用户的猜测做出反应，还能继续进行下一轮游戏，显示新的三张图片。
摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >
《猜猜看》游戏
在界面上，能够展示三张学生图片；能够对猜测做出反应；能够显示另外三张相片，继续玩。
import java.awt.EventQueue;  
import javax.imageio.ImageIO;  
import javax.swing.JFrame;  
import javax.swing.JPanel;  
import javax.swing.border.EmptyBorder;  
import javax.swing.AbstractButton;  
import javax.swing.ImageIcon;  
import javax.swing.JButton;  
import javax.swing.JFileChooser;  
import javax.swing.JOptionPane;  
import javax.swing.JTextField;  
import javax.swing.JLabel;  
import java.awt.Color;  
import java.awt.Graphics;  
import java.awt.Image;  
import java.awt.SystemColor;  
import java.awt.event.ActionListener;  
import java.awt.event.ActionEvent;  
import java.awt.event.MouseAdapter;  
import java.awt.event.MouseEvent;  
import java.io.File;  
import java.io.FileFilter;  
import java.io.IOException;  
import java.util.Random;  
  
public class Huang extends JFrame {  
	
    private static final long serialVersionUID = 1L;  
    private JPanel contentPane;  
    private JTextField tfDir;  
    private JTextField tfClass; 
    File[] fileArray; 
    int NUM_IMG = 0; 
    int index = 0; 
    int i = 0;  
  
    JLabel jlbImg1 = null;  
    JLabel jlbImg2 = null;  
    JLabel jlbImg3 = null;  
  
    private Graphics g;  
 
    class myFileFilter implements FileFilter {  
  
        @Override  
        public boolean accept(File pathname) {  
            String filename = pathname.getName().toLowerCase();  
            if (filename.contains(".jpg")) {  
                return false;  
            } else {  
                return true;  
            }  
        }  
    }  
  
    public static void main(String[] args) {  
        EventQueue.invokeLater(new Runnable() {  
            public void run() {  
                try {  
                    abc frame = new abc();  
                    frame.setVisible(true);  
                } catch (Exception e) {  
                    e.printStackTrace();  
                }  
            }  
        });  
    }  
  
    public Huang() {  
        setTitle("\u731C\u731C\u770B\u6E38\u620FV0.1");  
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);  
        setBounds(100, 100, 600, 500);  
        contentPane = new JPanel();  
        contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));  
        setContentPane(contentPane);  
        contentPane.setLayout(null);  

        JButton btnDir = new JButton("\u9009\u62E9\u76EE\u5F55");  
        btnDir.addActionListener(new ActionListener() {  
            public void actionPerformed(ActionEvent arg0) {  
                JFileChooser jfc = new JFileChooser();  
                jfc.setFileSelectionMode(JFileChooser.FILES_AND_DIRECTORIES);  
                jfc.showDialog(new JLabel(), "选择");  
                File file = jfc.getSelectedFile();  
                tfDir.setText(file.getAbsolutePath());  
                if (file != null && file.isDirectory()) {  

                    fileArray = file.listFiles();  
                    NUM_IMG = fileArray.length;  
  
                }  
            }  
        });  
        btnDir.setBounds(20, 20, 90, 20);  
        contentPane.add(btnDir);  

        tfDir = new JTextField();
        tfDir.setEditable(false);
        tfDir.setBounds(125, 27, 363, 21);
        contentPane.add(tfDir);
        tfDir.setColumns(10);
 
        JLabel j1 = new JLabel("猜猜我是谁，请点我相片");  
        j1.setBounds(5, 100, 200, 35);  
        this.add(j1);  

        final JLabel lbGuessName = new JLabel("学生姓名");  
        lbGuessName.setBounds(250, 90, 150, 20);  
        contentPane.add(lbGuessName);  
 
        final JLabel lblImg1 = new JLabel("NO.1");  
  
        lblImg1.addMouseListener(new MouseAdapter() {  
            @Override  
            public void mouseClicked(MouseEvent arg0) {  
                if (arg0.getSource() == lblImg1) {  
                    if ((lblImg1.getText().equals(lbGuessName.getText()))) {  
                        JOptionPane.showMessageDialog(null, "YES！你猜对了！", "提示",  
                                JOptionPane.PLAIN_MESSAGE);  
  
                    } else {  
                        JOptionPane.showMessageDialog(null, "NO！你猜错了！", "错误",  
                                JOptionPane.ERROR_MESSAGE);  
  
                    }  
  
                }  
            }  
        });  
        lblImg1.setBounds(25, 155, 150, 200);  
        contentPane.add(lblImg1);  
  
        final JLabel lblImg2 = new JLabel("NO.2");  
        lblImg2.addMouseListener(new MouseAdapter() {  
            @Override  
            public void mouseClicked(MouseEvent arg1) {  
                if (arg1.getSource() == lblImg2) {  
                    if ((lblImg2.getText().equals(lbGuessName.getText()))) {  
                        JOptionPane.showMessageDialog(null, "YES！你猜对了！", "提示",  
                                JOptionPane.PLAIN_MESSAGE);  
  
                    } else {  
                        JOptionPane.showMessageDialog(null, "NO！你猜错了！", "错误",  
                                JOptionPane.ERROR_MESSAGE);  
  
                    }  
                }  
            }  
        });  
        lblImg2.setForeground(Color.BLACK);  
        lblImg2.setBackground(SystemColor.inactiveCaption);  
        lblImg2.setBounds(255, 155, 150, 200);  
        contentPane.add(lblImg2);  
  
        final JLabel lblImg3 = new JLabel("NO.3");  
        lblImg3.addMouseListener(new MouseAdapter() {  
  
            public void mouseClicked(MouseEvent arg2) {  
                if (arg2.getSource() == lblImg3) {  
                    if ((lblImg3.getText().equals(lbGuessName.getText()))) {  
                        JOptionPane.showMessageDialog(null, "YES！你猜对了！", "提示",  
                                JOptionPane.PLAIN_MESSAGE);  
  
                    } else {  
                        JOptionPane.showMessageDialog(null, "NO！你猜错了！", "错误",  
                                JOptionPane.ERROR_MESSAGE);  
  
                    }  
                }  
  
            }  
        });  
        lblImg3.setBounds(400, 155, 150, 200);  //
        contentPane.add(lblImg3);  
        
        tfDir = new JTextField();
        tfDir.setEditable(false);
        tfDir.setBounds(125, 27, 363, 21);
        contentPane.add(tfDir);
        tfDir.setColumns(10);

        
        final JButton btnGuessAgain = new JButton("\u518D\u731C\u4E00\u6B21");  
  
        btnGuessAgain.addActionListener(new ActionListener() {  
            public void actionPerformed(ActionEvent e) {  
                if (e.getSource() == btnGuessAgain) { 
  
                    Random random = new Random(System.currentTimeMillis());  
  
                    ImageIcon icon;   
                    for (int i = 0; i < 3; i++) {  
                        index = random.nextInt(NUM_IMG);  
                        String strTmp = fileArray[index].toString();  
                        String filename1 = fileArray[index].getName();  
                        try {  
  
                            icon = new ImageIcon(ImageIO.read(new File(strTmp)));  
  
                            Image image = icon.getImage();    
                            Image smallImage = image.getScaledInstance(150,  
                                    200, Image.SCALE_FAST);  
  
                            icon = new ImageIcon(smallImage);  
  
                            if (index == NUM_IMG)  
                                index = 0;  
  
                            switch (i) {  
                            case 0:  
                                System.out.println(fileArray[index].getName());   
                                lblImg1.setIcon(icon);  
                                lblImg1.setText(filename1);  
  
                                break;  
                            case 1:  
                                System.out.println(fileArray[index].getName());  
                                lblImg2.setIcon(icon);  
                                lblImg2.setText(filename1);   
  
                                break;  
                            case 2:  
                                System.out.println(fileArray[index].getName());  
                                lblImg3.setIcon(icon);  
                                lblImg3.setText(filename1);  
  
                                break;  
  
                            }  
                        } catch (IOException e1) {  
                            e1.printStackTrace();  
  
                        }  
  
                    }  
  
                }  
  
                @SuppressWarnings("unused")  
                Random random1 = new Random(index);  
  
                System.out.println(fileArray[index].getName());  
                String filename = fileArray[index].getName();  
  
                lbGuessName.setText(filename);  
            }  
        });  
        btnGuessAgain.setBounds(225, 400, 100, 30);  
        contentPane.add(btnGuessAgain);  
    }  
    
}
运行结果：