带登录页面的猜数字小游戏

绝地灬酷狼 2023-10-07 18:59 6阅读 0赞

> 本内容包含：登录页面+注册页面+猜数字小游戏页面
> 
> 登录页面：手机号+密码+校验码+随机校验码+登录按钮+注册
> 
> 注册页面：手机号+密码+密码确认+注册按钮
> 
> 游戏页面：标题(提示框)+输入框+猜一下+重置
> 
> 包含校验：
> 
> 手机号：非空+11位+首位非0整数+整数
> 
> 密 码：非空+6-18位整数+英文字母组合
> 
> 校验码：非空+整数+英文字母
> 
> 数 字：非空+非数字+非范围

> 游戏界面：
> 
> 登录游戏自动生成1-100的随机整数， 输入1-100的任意一个整数
> 
> 输入不等于随机数，提示输入范围，直到输入整数等于随机数。
> 
> 如果在输入期间输入空，非数字，非范围，则会提示正确的输入范围。
> 
> 点击猜一下或者回车进行猜测，点击重置，重新开始游戏。

public class GuessNumberGame extends JFrame {
        private int small = 1;
        private int big = 100;
        Random r = new Random();
        private int num = r.nextInt(100)+1;
        
        public GuessNumberGame(){
            init();
            this.setVisible(true);
        }
        
        private void init() {
            this.setTitle("猜数字小游戏");
            this.setSize(600,400);
            this.setLocationRelativeTo(null);
            this.setDefaultCloseOperation(EXIT_ON_CLOSE);
            this.setResizable(false);
            this.setLayout(null);
            
            //标题
            JLabel jl = new JLabel("欢迎来到猜数字小游戏");
            jl.setSize(500,40);
            jl.setLocation(100,60);
            jl.setFont(new Font("华文行楷", Font.PLAIN, 40));
            this.add(jl);
            
            //文本框
            JTextField jtf = new JTextField();
            jtf.setSize(200,40);
            jtf.setLocation(200,140);
            jtf.setFont(new Font("华文行楷", Font.PLAIN, 40));
            this.add(jtf);
            
            //"猜一下"按钮
            JButton jb = new JButton("猜一下");
            jb.setSize(160, 40);
            jb.setLocation(130,220);
            jb.setFont(new Font("华文行楷", Font.PLAIN, 40));
            this.add(jb);
            
            //"重置哈"按钮
            JButton reset = new JButton("重置哈");
            reset.setSize(160,40);
            reset.setLocation(320,220);
            reset.setFont(new Font("华文行楷", Font.PLAIN, 40));
            this.add(reset);
        
            //给文本框装上doClick
            jtf.addActionListener(e -> jb.doClick());
            
            //给"猜一下"按钮装上监听
            jb.addActionListener(new ActionListener() {
                @Override
                public void actionPerformed(ActionEvent e) {
                    String text = jtf.getText();
                    
                    //校验null和空
                    if (text.equals("") || text.equals(null)){
                        jl.setText("无内容,请输入数字内容");
                    }
        
                    //校验只能是数字
                    for (int i = 0; i < text.length(); i++) {
                        char c = text.charAt(i);
                        if (c < '0' || c > '9'){
                            jl.setText("输入的内容包含非法内容");
                            return;
                        }
                    }
        
                    int a = Integer.parseInt(text);
                    //校验范围
                    if (a>big || a < small){
                        jl.setText("请输入范围内数字"+"("+small+"-"+big+")");
                        return;
                    }
        
                    //逻辑
                    if (a>num){
                        big=a;
                        jl.setText("猜大了,应该在"+ small + "到" + big + "之间");
                        jtf.setText("");
                    }else if(a<num){
                        small=a;
                        jl.setText("猜大了,应该在"+ small + "到" + big + "之间");
                        jtf.setText("");
                    }else{
                        jl.setText("恭喜您,猜对了!!!");
                    }
                }
            });
            
            //给"重置哈"装上监听
            reset.addActionListener(new ActionListener() {
                @Override
                public void actionPerformed(ActionEvent e) {
                    small=1;
                    big=100;
                    num = r.nextInt(100)+1;
                    jtf.setText("");
                    jl.setText("欢迎来到猜数字小游戏");
                }
            });
        
        }
    }

> 登录页面：
> 
> 用户输入用户手机号，密码，校验码，点击登录，
> 
> 注册，提示用户未注册， 已注册，进行，密码
> 
> 和验证码校验，无误，登录到游戏界面。

package test1;
    
    import javax.swing.*;
    import java.awt.*;
    import java.awt.event.*;
    import java.io.*;
    import java.util.ArrayList;
    
    /**
     * @author WJJ
     * @create 2022-05-21
     */
    public class LoginAndRegisterTab extends JFrame {
        private JLabel registLable;
        private JPanel loginPanle;
        private JTabbedPane tabContianer;
        
        public LoginAndRegisterTab(){
            init();
            this.setVisible(true);
        }
        
        private void init() {
            this.setSize(600,400);
            this.setTitle("欢迎来到猜数字小游戏");
            this.setLocationRelativeTo(null);
            this.setDefaultCloseOperation(EXIT_ON_CLOSE);
            this.setResizable(false);
        
            tabContianer = new JTabbedPane();
            
            initLoginTab();
            tabContianer.addTab("登录", loginPanle);
            
            this.add(tabContianer);
        }
        
        //登录界面
        private void initLoginTab() {
            loginPanle = new JPanel();
            loginPanle.setLayout(null);
            
            //手机号JLabel
            JLabel phoneNumberLabel = new JLabel("手机号");
            phoneNumberLabel.setSize(70, 40);
            phoneNumberLabel.setLocation(100,40);
            phoneNumberLabel.setFont(new Font("华文行楷", Font.PLAIN, 20));
        
            //手机号输入框JTextField
            JTextField phoneNumberTextField = new JTextField();
            phoneNumberTextField.setSize(300,40);
            phoneNumberTextField.setLocation(200,40);
            phoneNumberTextField.setFont(new Font("华文行楷", Font.PLAIN, 20));
        
            //密码JLabel
            JLabel passwordLabel= new JLabel("密   码");
            passwordLabel.setSize(70, 40);
            passwordLabel.setLocation(100,110);
            passwordLabel.setFont(new Font("华文行楷", Font.PLAIN, 20));
            
            //密码输入框JTextField
            JPasswordField passwordTextField = new JPasswordField();
            passwordTextField.setSize(300,40);
            passwordTextField.setLocation(200,110);
            
            //校验码JLabel
            JLabel verifyCodeLabel = new JLabel("校验码");
            verifyCodeLabel.setSize(70, 40);
            verifyCodeLabel.setLocation(100,180);
            verifyCodeLabel.setFont(new Font("华文行楷", Font.PLAIN, 20));
            
            //校验码输入JTextField
            JTextField verifyCodeTextField = new JTextField();
            verifyCodeTextField.setSize(150,40);
            verifyCodeTextField.setLocation(200,180);
            verifyCodeTextField.setFont(new Font("华文行楷", Font.PLAIN, 20));
            
            //校验码显示区JLabel
            JLabel verifyCodeDisplayLabel = new JLabel(StringUtils.getVerifyCode());
            verifyCodeDisplayLabel.setSize(150, 40);
            verifyCodeDisplayLabel.setLocation(400,180);
            verifyCodeDisplayLabel.setFont(new Font("华文行楷", Font.PLAIN, 20));
            verifyCodeDisplayLabel.setForeground(Color.RED);
            
            //校验码显示监听
            verifyCodeDisplayLabel.addMouseListener(new MouseAdapter() {
                @Override
                public void mouseClicked(MouseEvent e) {
                    verifyCodeDisplayLabel.setText(StringUtils.getVerifyCode());
                }
            });
            
            //登录按钮 JButton
            JButton loginButton = new JButton("登录");
            loginButton.setSize(100, 40);
            loginButton.setLocation(200,240);
            loginButton.setFont(new Font("华文行楷", Font.PLAIN, 20));
            
                loginButton.addActionListener(e -> {
        
                    // 获取 手机号  密码  验证码
                    String phoneNumber = phoneNumberTextField.getText();
                    String password = passwordTextField.getText();
                    String verifyCode = verifyCodeTextField.getText();
        
                    //校验手机格式
                    String[] messages = StringUtils.verifyPhoneNumber(phoneNumber);
                    if (messages[1].equals("RED")) {
                        JOptionPane.showMessageDialog(LoginAndRegisterTab.this, messages[0]);
                        phoneNumberTextField.requestFocus();
                        return;
                    }
        
                    //2: 判断手机号是否存在
                    ArrayList<String> allUsers = IoUtils.allUser();
        
                    int index = StringUtils.isExist(phoneNumber, allUsers);
                    if (index == -1) {
                        JOptionPane.showMessageDialog(LoginAndRegisterTab.this, "用户名不存在");
                        phoneNumberTextField.requestFocus();
                        return;
                    }
        
                    //3: 比对密码
                    // password
                    String phoneNumberAndPassword = allUsers.get(index);
                    String pwd = phoneNumberAndPassword.substring(12);
                    if (!password.equals(pwd)) {
                        JOptionPane.showMessageDialog(LoginAndRegisterTab.this, "密码错误");
                        passwordTextField.requestFocus();
                        return;
                    }
        
                    //4:比对 验证码，
                    String text = verifyCodeDisplayLabel.getText(); //验证码显示区显示的内容
                    if (!verifyCode.equalsIgnoreCase(text)) {
                        JOptionPane.showMessageDialog(LoginAndRegisterTab.this, "验证码错误");
                        verifyCodeTextField.requestFocus();
                        return;
                    }
        
                    //登录成功,关闭当前登陆窗口，跳转到猜数字窗口
                    JOptionPane.showMessageDialog(LoginAndRegisterTab.this, "登录成功!!!");
                    LoginAndRegisterTab.this.dispose();
                    new GuessNumberGame();
                });
                
           //注册
            registLable = new JLabel("注册");
            registLable.setSize(70, 20);
            registLable.setLocation(303,263);
            registLable.setFont(new Font("华文行楷", Font.PLAIN, 13));
            registLable.setForeground(Color.BLUE);
            //给注册装监听
            registLable.addMouseListener(new MouseAdapter() {
                @Override
                public void mouseClicked(MouseEvent e) {
                    initRegistTab();
                    registLable.setVisible(false);
                }
            });
            
            //添加组件
            loginPanle.add(phoneNumberLabel);
            loginPanle.add(phoneNumberTextField);
            loginPanle.add(passwordLabel);
            loginPanle.add(passwordTextField);
            loginPanle.add(verifyCodeLabel);
            loginPanle.add(verifyCodeTextField);
            loginPanle.add(verifyCodeDisplayLabel);
            loginPanle.add(loginButton);
            loginPanle.add(registLable);
        
        }

> 注册页面：上接登录页面
> 
> 用户未注册，点击注册来到注册页面
> 
> 输入要注册的手机号，未注册则不能进行下一步
> 
> 已注册，提示已注册，输入密码，确认密码
> 
> 点击注册，无误注册界面关闭转登录页面

//注册界面
        
        private void initRegistTab() {
            JPanel rigistPanel = new JPanel();
            rigistPanel.setLayout(null);
        
            //手机号JLabel
            JLabel phoneNumberLabel = new JLabel("手机号");
            phoneNumberLabel.setSize(70, 40);
            phoneNumberLabel.setLocation(100,40);
            phoneNumberLabel.setFont(new Font("华文行楷", Font.PLAIN, 20));
            
            //手机号输入框JTextField
            JTextField phoneNumberTextField = new JTextField();
            phoneNumberTextField.setSize(300,40);
            phoneNumberTextField.setLocation(200,40);
            phoneNumberTextField.setFont(new Font("华文行楷", Font.PLAIN, 20));
            
            //手机号输入提示JLabel
            JLabel phoneNumberTip = new JLabel();
            phoneNumberTip.setSize(300,10);
            phoneNumberTip.setLocation(200,83);
            phoneNumberTip.setFont(new Font("华文行楷", Font.PLAIN, 9));
            
            //对手机号输入框监听
            phoneNumberTextField.addFocusListener(new FocusAdapter() {
                @Override
                public void focusLost(FocusEvent e) {
                    String phoneNumber = phoneNumberTextField.getText();
                    String[] messages = StringUtils.verifyPhoneNumber(phoneNumber);
                    phoneNumberTip.setText(messages[0]);
                    if (messages[1].equals("RED")){
                        phoneNumberTip.setForeground(Color.RED);
                        phoneNumberTextField.requestFocus();
                    }else if(messages[1].equals("BLUE")){
                        ArrayList<String> allUsers = IoUtils.allUser();
                        int index = StringUtils.isExist(phoneNumber, allUsers);
                        if (index != -1){
                            phoneNumberTip.setText("手机号已经被注册了");
                            phoneNumberTip.setForeground(Color.RED);
                            phoneNumberTextField.requestFocus();
                            return;
                        }
                        phoneNumberTip.setForeground(Color.BLUE);
                    }
                }
            });
        
            //密码JLabel
            JLabel passwordLabel= new JLabel("密   码");
            passwordLabel.setSize(70, 40);
            passwordLabel.setLocation(100,110);
            passwordLabel.setFont(new Font("华文行楷", Font.PLAIN, 20));
            
            //密码输入框JTextField
            JPasswordField passwordTextField = new JPasswordField();
            passwordTextField.setSize(300,40);
            passwordTextField.setLocation(200,110);
            
            //密码输入提示JLabel
            JLabel passwordTip = new JLabel();
            passwordTip.setSize(300,10);
            passwordTip.setLocation(200,153);
            passwordTip.setFont(new Font("华文行楷", Font.PLAIN, 9));
        
            //密码提示监听
            passwordTextField.addFocusListener(new FocusAdapter() {
                @Override
                public void focusLost(FocusEvent e) {
                    String password = passwordTextField.getText();
                    String[] messages = StringUtils.verifyPassword(password);
                    passwordTip.setText(messages[0]);
                    if (messages[1].equals("RED")){
                        passwordTip.setForeground(Color.RED);
                        passwordTip.requestFocus();
                    }else if(messages[1].equals("BLUE")){
                        passwordTip.setForeground(Color.BLUE);
                    }
                }
            });
            
            
            //确认密码Label
            JLabel confirmPasswordLabel = new JLabel("确认密码");
            confirmPasswordLabel.setSize(80, 40);
            confirmPasswordLabel.setLocation(100,180);
            confirmPasswordLabel.setFont(new Font("华文行楷", Font.PLAIN, 20));
        
            // 确认密码输入 JTextField
            JPasswordField confirmPasswordTextField = new JPasswordField();
            confirmPasswordTextField.setSize(300,40);
            confirmPasswordTextField.setLocation(200,180);
            
            //确认密码提示JLabel
            JLabel confirmPasswordTip = new JLabel();
            confirmPasswordTip.setSize(300,10);
            confirmPasswordTip.setLocation(200,223);
            confirmPasswordTip.setFont(new Font("华文行楷", Font.PLAIN, 9));
            
            //确认密码输入监听
            confirmPasswordTextField.addFocusListener(new FocusAdapter() {
                @Override
                public void focusLost(FocusEvent e) {
                    String confirmPassword = confirmPasswordTextField.getText();
                    String password = passwordTextField.getText();
                    if (confirmPassword.equals(password)){
                        confirmPasswordTip.setText("输入密码一致");
                        confirmPasswordTip.setForeground(Color.BLUE);
                    }else if (!confirmPassword.equals(password)){
                        confirmPasswordTip.setText("输入密码不一致");
                        confirmPasswordTip.setForeground(Color.RED);
                        confirmPasswordTip.requestFocus();
                    }
                }
            });
            
            //注册按钮 JButton
            JButton registButton = new JButton("注册");
            registButton.setSize(100, 40);
            registButton.setLocation(200,240);
            registButton.setFont(new Font("华文行楷", Font.PLAIN, 20));
            
            //注册按钮校验 JOptionPane.showMessageDialog();
            registButton.addActionListener(new ActionListener() {
                @Override
                public void actionPerformed(ActionEvent e) {
                    // 手机号格式校验
                    String phoneNumber = phoneNumberTextField.getText();
                    String[] messeges = StringUtils.verifyPhoneNumber(phoneNumber);
                    if (messeges[1].equals("RED")){
                        JOptionPane.showMessageDialog(LoginAndRegisterTab.this,messeges[0]);
                        return;
                    }
                    //手机是否注册校验
                    ArrayList<String> allUsers = IoUtils.allUser();
                    int index = StringUtils.isExist(phoneNumber, allUsers);
                    if (index != -1){
                        JOptionPane.showMessageDialog(LoginAndRegisterTab.this, "该手机号已被注册!");
                        return;
                    }
                    
                    //密码格式校验
                    String password = passwordTextField.getText();
                    messeges = StringUtils.verifyPassword(password);
                    if (messeges[1].equals("RED")){
                        JOptionPane.showMessageDialog(LoginAndRegisterTab.this,messeges[0]);
                        return;
                    }
                    //密码校验
                    String confirmPassword = confirmPasswordTextField.getText();
                    if (!confirmPassword.equals(password)){
                        JOptionPane.showMessageDialog(LoginAndRegisterTab.this,"密码和确认密码不一致");
                        return;
                    }
        
                    // 保存 手机号 密码
                    try {
                        OutputStreamWriter writer = new OutputStreamWriter(new FileOutputStream(LoginAndRegisterTab.class.getClassLoader().getResource("user.txt").getPath(),true), "UTF-8");
                        BufferedWriter bw = new BufferedWriter(writer);
                        bw.write(phoneNumber+"&"+password+"\n");
                       /* bw.newLine();*/
                        bw.flush();
                        bw.close();
                    } catch (IOException ioException) {
                        ioException.printStackTrace();
                    }
        
                    //注册成功
                    JOptionPane.showMessageDialog(LoginAndRegisterTab.this,"注册成功!");
                    
                    // 关闭 注册界面
                    tabContianer.remove(1);
                    tabContianer.setSelectedIndex(0);
                    registLable.setVisible(true);
                }
            });
            
            //添加组件
            rigistPanel.add(phoneNumberLabel);
            rigistPanel.add(phoneNumberTextField);
            rigistPanel.add(phoneNumberTip);
            rigistPanel.add(passwordLabel);
            rigistPanel.add(passwordTextField);
            rigistPanel.add(passwordTip);
            rigistPanel.add(confirmPasswordLabel);
            rigistPanel.add(confirmPasswordTextField);
            rigistPanel.add(confirmPasswordTip);
            rigistPanel.add(registButton);
            
            
            tabContianer.addTab("注册", rigistPanel);
            tabContianer.setSelectedIndex(1);
        }
        
    }

> Io工具类

public class IoUtils {
        private IoUtils(){}
        
        /**
         *读入已保存用户
         */
        public static ArrayList<String> allUser(){
            ArrayList<String> al = new ArrayList<>();
            InputStreamReader is = null;
            try {
                is = new InputStreamReader(IoUtils.class.getClassLoader().getResourceAsStream("user.txt"), "UTF-8");
                BufferedReader br = new BufferedReader(is);
                String s;
                while((s=br.readLine()) != null){
                    if (!s.equals("")){
                        al.add(s);
                    }
                }
                br.close();
            } catch (Exception e) {
                e.printStackTrace();
            }
            return al;
        }
    }

> String工具类

package test1;
    
    import java.util.ArrayList;
    import java.util.Random;
    
    /**
     * @author WJJ
     * @create 2022-05-20
     */
    public class StringUtils {
        private StringUtils(){
        
        }
        
        /**
         *用户手机号校验
         */
        public static String[] verifyPhoneNumber(String phoneNumber){
            //校验null和空
            if (phoneNumber==null || phoneNumber.equals("")){
                return new String[]{"手机号不能为空","RED"};
            }
            
            //校验手机号是11位
            if (phoneNumber.length() != 11){
                return new String[]{"非11位手机号","RED"};
            }
            
            //校验手机号第1位
            if (phoneNumber.charAt(0) != '1'){
                return new String[]{"手机号非1开头","RED"};
            }
            
            //校验手机号中非数字字符
            for (int i = 0; i < phoneNumber.length(); i++) {
                if (phoneNumber.charAt(i)<'0' || phoneNumber.charAt(i) > '9'){
                    return new String[]{"含有非数字符号","RED"};
                }
            }
            return new String[]{"手机号输入正确","BLUE"};
        }
        
        /**
         *密码校验
         */
        public static String[] verifyPassword(String password){
            //校验密码6-18位
            if (password.length()<6 || password.length()>18){
                return new String[]{"请输入6到18位密码","RED"};
            }
            //校验密码为数字+字母组合
            
            int noNumCount = 0;
            for (int i = 0; i < password.length(); i++) {
                if (password.charAt(i)>'9' || password.charAt(i)<'0'){
                    noNumCount++;
                }
            }
            
            if (noNumCount == password.length()){
                return new String[]{"密码是由数字加字母组合","RED"};
            }
        
            int noLetterCount = 0;
            for (int i = 0; i < password.length(); i++) {
                char c = password.charAt(i);
                if (c<'A' || (c>'z' && c<'a') || c>'z'){
                    noLetterCount++;
                }
            }
        
            if (noLetterCount == password.length()){
                return new String[]{"密码是由数字加字母组合","RED"};
            }
            
            return new String[]{"密码格式正确","BLUE"};
        }
        
        /**
         * 随机生成校验码
         */
        public static String getVerifyCode(){
            int index=0;
            int n = 0;
            char[] chars = new char[52];
            for (int i = 'A',j = 'a'; i <= 'Z'; i++,j++) {
                chars[index++]=(char)i;
                chars[index++]=(char)j;
            }
        
            String str = new String(chars)+"0123456789";
            String code = "";
            for (int i = 0; i < 4; i++) {
                char c = str.charAt(new Random().nextInt(str.length()));
                code += c;
            }
            return code;
        }
        
        public static int isExist(String phone, ArrayList<String> al){
            for (int i = 0; i < al.size(); i++) {
                if(phone.equals(al.get(i).substring(0,11))){
                    return i;
                }
            }
            return -1;
        }
    }

> mian

public class Demo {
        public static void main(String[] args) {
    
            LoginAndRegisterTab loginAndRegisterTab = new LoginAndRegisterTab();
            
        }
    }

视频原解：[小贤讲Java的个人空间\_哔哩哔哩\_bilibili][Java_bilibili]

[Java_bilibili]: https://space.bilibili.com/299613384/?spm_id_from=333.999.0.0