diff --git a/src/MathLearningApp.java b/src/MathLearningApp.java
deleted file mode 100644
index 1298f76..0000000
--- a/src/MathLearningApp.java
+++ /dev/null
@@ -1,952 +0,0 @@
-import javax.swing.*;
-import java.awt.*;
-import java.util.*;
-
-public class MathLearningApp {
- private JFrame mainFrame;
- private UserManager userManager;
- private QuizController quizController;
-
- // 使用新的数据模型
- private ViewData viewData;
- private AppController appController;
- private ViewBuilder viewBuilder;
- private EventHandlers eventHandlers;
-
- private static final String SYSTEM_EMAIL_HOST = "smtp.qq.com";
- private static final String SYSTEM_EMAIL_PORT = "587";
- private static final String SYSTEM_EMAIL_USERNAME = "2747764757@qq.com";
- private static final String SYSTEM_EMAIL_PASSWORD = "dkagkfnxoxgxdcjj";
-
- public static void main(String[] args) {
- SwingUtilities.invokeLater(() -> {
- new MathLearningApp().createAndShowGUI();
- });
- }
-
- private void createAndShowGUI() {
- try {
- UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
- } catch (Exception e) {
- e.printStackTrace();
- }
-
- mainFrame = new JFrame("中小学数学学习软件");
- mainFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
- mainFrame.setSize(500, 550);
- mainFrame.setLocationRelativeTo(null);
-
- // 初始化MVC组件
- initializeMVCComponents();
-
- showLoginView();
- mainFrame.setVisible(true);
- }
-
- private void initializeMVCComponents() {
- userManager = new UserManager(SYSTEM_EMAIL_HOST, SYSTEM_EMAIL_PORT,
- SYSTEM_EMAIL_USERNAME, SYSTEM_EMAIL_PASSWORD);
- quizController = new QuizController();
-
- viewData = new ViewData();
- appController = new AppController();
- viewBuilder = new ViewBuilder();
- eventHandlers = new EventHandlers();
- }
-
- // ==================== 重构后的界面方法 ====================
-
- private void showLoginView() {
- JPanel loginPanel = viewBuilder.buildLoginView((email, password) -> {
- if (appController.handleLogin(email, password)) {
- showMainView();
- } else {
- // 错误处理可以在ViewBuilder中处理
- JOptionPane.showMessageDialog(mainFrame, "登录失败，请检查邮箱和密码！", "错误", JOptionPane.ERROR_MESSAGE);
- }
- }, () -> showRegisterView());
-
- mainFrame.setContentPane(loginPanel);
- mainFrame.revalidate();
- mainFrame.repaint();
- }
-
- private void showRegisterView() {
- JPanel registerPanel = viewBuilder.buildRegisterView(
- (username, email) -> appController.handleSendVerificationCode(username, email),
- (username, email, code, password, confirmPassword) ->
- appController.handleRegister(username, email, code, password, confirmPassword),
- () -> showLoginView()
- );
-
- mainFrame.setContentPane(registerPanel);
- mainFrame.revalidate();
- mainFrame.repaint();
- }
-
- private void showMainView() {
- JPanel mainPanel = viewBuilder.buildMainView(
- (difficulty) -> showQuestionCountView(difficulty),
- () -> showChangePasswordView(),
- () -> appController.handleLogout()
- );
-
- mainFrame.setContentPane(mainPanel);
- mainFrame.revalidate();
- mainFrame.repaint();
- }
-
- private void showQuestionCountView(String difficulty) {
- JPanel countPanel = viewBuilder.buildQuestionCountView(difficulty,
- (count) -> {
- if (appController.handleStartQuiz(difficulty, count)) {
- showQuizView();
- } else {
- JOptionPane.showMessageDialog(mainFrame, "题目数量必须在10-30之间！", "错误", JOptionPane.ERROR_MESSAGE);
- }
- },
- () -> showMainView()
- );
-
- mainFrame.setContentPane(countPanel);
- mainFrame.revalidate();
- mainFrame.repaint();
- }
-
- private void showQuizView() {
- QuizController.Question currentQuestion = quizController.getCurrentQuestion();
- if (currentQuestion == null) {
- showScoreView();
- return;
- }
-
- JPanel quizPanel = viewBuilder.buildQuizView(
- quizController.getCurrentQuestionNumber(),
- quizController.getTotalQuestions(),
- currentQuestion,
- (selectedAnswer) -> {
- appController.handleAnswerSubmit(selectedAnswer);
- if (quizController.hasNextQuestion()) {
- quizController.nextQuestion();
- showQuizView(); // 刷新界面显示下一题
- } else {
- showScoreView();
- }
- }
- );
-
- mainFrame.setContentPane(quizPanel);
- mainFrame.revalidate();
- mainFrame.repaint();
- mainFrame.setSize(550, 500);
- mainFrame.setLocationRelativeTo(null);
- }
-
- private void showScoreView() {
- int score = quizController.getScore();
- int total = quizController.getTotalQuestions();
- double percentage = quizController.getPercentage();
-
- JPanel scorePanel = viewBuilder.buildScoreView(score, total, percentage,
- () -> showMainView()
- );
-
- mainFrame.setContentPane(scorePanel);
- mainFrame.revalidate();
- mainFrame.repaint();
- }
-
- private void showChangePasswordView() {
- JPanel changePasswordPanel = viewBuilder.buildChangePasswordView(
- (oldPassword, newPassword, confirmPassword) ->
- appController.handleChangePassword(oldPassword, newPassword, confirmPassword),
- () -> showMainView()
- );
-
- mainFrame.setContentPane(changePasswordPanel);
- mainFrame.revalidate();
- mainFrame.repaint();
- }
-
- private boolean isValidEmail(String email) {
- String emailRegex = "^[a-zA-Z0-9_+&*-]+(?:\\.[a-zA-Z0-9_+&*-]+)*@(?:[a-zA-Z0-9-]+\\.)+[a-zA-Z]{2,7}$";
- return email != null && email.matches(emailRegex);
- }
-
- // =========================================================================
- // MVC 架构内部类
- // =========================================================================
-
- /**
- * 数据模型 - 负责管理视图数据
- */
- private class ViewData {
- private UserManager.User currentUser;
- private String currentMessage;
- private Color messageColor;
-
- public UserManager.User getCurrentUser() {
- return currentUser;
- }
-
- public void setCurrentUser(UserManager.User user) {
- this.currentUser = user;
- }
-
- public String getCurrentMessage() {
- return currentMessage;
- }
-
- public void setCurrentMessage(String message, Color color) {
- this.currentMessage = message;
- this.messageColor = color;
- }
-
- public Color getMessageColor() {
- return messageColor;
- }
- }
-
- /**
- * 应用控制器 - 处理所有业务逻辑
- */
- private class AppController {
- public boolean handleLogin(String email, String password) {
- if (userManager.login(email, password)) {
- viewData.setCurrentUser(userManager.getCurrentUser());
- return true;
- }
- return false;
- }
-
- public boolean handleSendVerificationCode(String username, String email) {
- if (username.isEmpty() || email.isEmpty()) {
- return false;
- }
-
- if (userManager.isUsernameExists(username)) {
- return false;
- }
-
- if (userManager.isUserExists(email)) {
- return false;
- }
-
- String code = userManager.generateAndSendVerificationCode(email);
- return code != null;
- }
-
- public boolean handleRegister(String username, String email, String code,
- String password, String confirmPassword) {
- if (!password.equals(confirmPassword)) {
- return false;
- }
-
- if (!userManager.isValidPassword(password)) {
- return false;
- }
-
- return userManager.registerUser(username, email, code, password);
- }
-
- public boolean handleStartQuiz(String difficulty, int count) {
- if (count >= 10 && count <= 30) {
- quizController.startNewQuiz(difficulty, count);
- return true;
- }
- return false;
- }
-
- public void handleAnswerSubmit(int selectedAnswer) {
- quizController.submitAnswer(selectedAnswer);
- }
-
- public boolean handleChangePassword(String oldPassword, String newPassword, String confirmPassword) {
- if (!newPassword.equals(confirmPassword)) {
- return false;
- }
-
- if (!userManager.isValidPassword(newPassword)) {
- return false;
- }
-
- return userManager.changePassword(oldPassword, newPassword);
- }
-
- public void handleLogout() {
- userManager.logout();
- viewData.setCurrentUser(null);
- showLoginView();
- }
- }
-
- /**
- * 视图构建器 - 负责构建所有界面组件
- */
- private class ViewBuilder {
- public JPanel buildLoginView(LoginListener loginListener, Runnable backToLogin) {
- JPanel panel = new JPanel();
- panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));
- panel.setBorder(BorderFactory.createEmptyBorder(30, 30, 30, 30));
-
- // 标题
- JLabel titleLabel = new JLabel("数学学习软件 - 登录");
- titleLabel.setFont(new Font("微软雅黑", Font.BOLD, 20));
- titleLabel.setAlignmentX(Component.CENTER_ALIGNMENT);
-
- // 输入面板
- JPanel inputPanel = new JPanel();
- inputPanel.setLayout(new BoxLayout(inputPanel, BoxLayout.Y_AXIS));
- inputPanel.setAlignmentX(Component.CENTER_ALIGNMENT);
-
- JTextField emailField = new JTextField(20);
- emailField.setPreferredSize(new Dimension(200, 30));
-
- JPasswordField passwordField = new JPasswordField(20);
- passwordField.setPreferredSize(new Dimension(200, 30));
-
- JPanel emailPanel = createLabelFieldPanel("邮箱:", emailField);
- JPanel passwordPanel = createLabelFieldPanel("密码:", passwordField);
-
- inputPanel.add(emailPanel);
- inputPanel.add(Box.createVerticalStrut(15));
- inputPanel.add(passwordPanel);
-
- // 按钮面板
- JPanel buttonPanel = new JPanel();
- buttonPanel.setLayout(new FlowLayout());
- buttonPanel.setAlignmentX(Component.CENTER_ALIGNMENT);
-
- JButton loginButton = createStyledButton("登录", new Color(76, 175, 80), 120, 35);
- JButton registerButton = createStyledButton("前往注册", new Color(33, 150, 243), 120, 35);
-
- loginButton.addActionListener(e -> {
- String email = emailField.getText();
- String password = new String(passwordField.getPassword());
- loginListener.onLogin(email, password);
- });
-
- registerButton.addActionListener(e -> backToLogin.run());
-
- buttonPanel.add(loginButton);
- buttonPanel.add(Box.createHorizontalStrut(20));
- buttonPanel.add(registerButton);
-
- // 组装主面板
- panel.add(Box.createVerticalStrut(20));
- panel.add(titleLabel);
- panel.add(Box.createVerticalStrut(30));
- panel.add(inputPanel);
- panel.add(Box.createVerticalStrut(30));
- panel.add(buttonPanel);
-
- return panel;
- }
-
- public JPanel buildRegisterView(SendCodeListener sendCodeListener, RegisterListener registerListener, Runnable backAction) {
- JPanel panel = new JPanel();
- panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));
- panel.setBorder(BorderFactory.createEmptyBorder(25, 25, 25, 25));
-
- JLabel titleLabel = new JLabel("用户注册");
- titleLabel.setFont(new Font("微软雅黑", Font.BOLD, 20));
- titleLabel.setAlignmentX(Component.CENTER_ALIGNMENT);
-
- JPanel inputPanel = new JPanel();
- inputPanel.setLayout(new BoxLayout(inputPanel, BoxLayout.Y_AXIS));
- inputPanel.setAlignmentX(Component.CENTER_ALIGNMENT);
-
- JTextField usernameField = new JTextField(20);
- JTextField emailField = new JTextField(20);
- JTextField codeField = new JTextField(15);
- JPasswordField passwordField = new JPasswordField(20);
- JPasswordField confirmPasswordField = new JPasswordField(20);
-
- // 初始禁用状态
- codeField.setEnabled(false);
- passwordField.setEnabled(false);
- confirmPasswordField.setEnabled(false);
-
- JButton sendCodeButton = createStyledButton("发送验证码", new Color(255, 152, 0), 120, 30);
- JButton registerButton = createStyledButton("注册", new Color(76, 175, 80), 120, 35);
- registerButton.setEnabled(false); // 初始禁用注册按钮
- JButton backButton = createStyledButton("返回登录", new Color(158, 158, 158), 120, 35);
-
- // 添加消息标签
- JLabel messageLabel = new JLabel(" ");
- messageLabel.setAlignmentX(Component.CENTER_ALIGNMENT);
- messageLabel.setForeground(Color.RED);
-
- // 构建各个输入行
- JPanel usernamePanel = createLabelFieldPanel("用户名:", usernameField);
- JPanel emailPanel = createLabelFieldPanel("邮箱:", emailField);
-
- JPanel codePanel = new JPanel(new FlowLayout(FlowLayout.LEFT));
- codePanel.add(new JLabel("验证码:"));
- codePanel.add(codeField);
- codePanel.add(Box.createHorizontalStrut(10));
- codePanel.add(sendCodeButton);
-
- JPanel passwordPanel = createLabelFieldPanel("密码:", passwordField);
- JPanel confirmPasswordPanel = createLabelFieldPanel("确认密码:", confirmPasswordField);
-
- inputPanel.add(usernamePanel);
- inputPanel.add(Box.createVerticalStrut(15));
- inputPanel.add(emailPanel);
- inputPanel.add(Box.createVerticalStrut(15));
- inputPanel.add(codePanel);
- inputPanel.add(Box.createVerticalStrut(15));
- inputPanel.add(passwordPanel);
- inputPanel.add(Box.createVerticalStrut(15));
- inputPanel.add(confirmPasswordPanel);
-
- // 按钮面板
- JPanel buttonPanel = new JPanel();
- buttonPanel.setLayout(new FlowLayout());
- buttonPanel.setAlignmentX(Component.CENTER_ALIGNMENT);
-
- buttonPanel.add(registerButton);
- buttonPanel.add(Box.createHorizontalStrut(20));
- buttonPanel.add(backButton);
-
- // 发送验证码事件处理
- sendCodeButton.addActionListener(e -> {
- String username = usernameField.getText().trim();
- String email = emailField.getText().trim();
-
- // 客户端验证
- if (username.isEmpty()) {
- messageLabel.setText("请输入用户名！");
- messageLabel.setForeground(Color.RED);
- return;
- }
-
- if (email.isEmpty()) {
- messageLabel.setText("请输入邮箱地址！");
- messageLabel.setForeground(Color.RED);
- return;
- }
-
- if (!isValidEmail(email)) {
- messageLabel.setText("邮箱格式错误！请输入有效的邮箱地址。");
- messageLabel.setForeground(Color.RED);
- return;
- }
-
- // 检查用户名是否已存在
- if (userManager.isUsernameExists(username)) {
- messageLabel.setText("用户名已存在，请选择其他用户名！");
- messageLabel.setForeground(Color.RED);
- return;
- }
-
- // 检查邮箱是否已被注册
- if (userManager.isUserExists(email)) {
- messageLabel.setText("该邮箱已被注册，请使用其他邮箱！");
- messageLabel.setForeground(Color.RED);
- return;
- }
-
- // 禁用发送按钮，显示发送中状态
- sendCodeButton.setEnabled(false);
- sendCodeButton.setText("发送中...");
- messageLabel.setText("正在发送验证码，请稍候...");
- messageLabel.setForeground(Color.BLUE);
-
- // 在新线程中发送验证码，避免阻塞UI
- new Thread(() -> {
- boolean success = sendCodeListener.onSendCode(username, email);
-
- SwingUtilities.invokeLater(() -> {
- if (success) {
- messageLabel.setText("验证码已发送到您的邮箱: " + email + "
请查看邮件并输入验证码");
- messageLabel.setForeground(Color.GREEN);
-
- // 启用相关输入框
- codeField.setEnabled(true);
- passwordField.setEnabled(true);
- confirmPasswordField.setEnabled(true);
- registerButton.setEnabled(true);
- } else {
- messageLabel.setText("验证码发送失败，请检查邮箱地址或稍后重试！");
- messageLabel.setForeground(Color.RED);
- }
-
- // 恢复发送按钮状态
- sendCodeButton.setEnabled(true);
- sendCodeButton.setText("发送验证码");
- });
- }).start();
- });
-
- // 注册事件处理
- registerButton.addActionListener(e -> {
- String username = usernameField.getText().trim();
- String email = emailField.getText().trim();
- String code = codeField.getText().trim();
- String password = new String(passwordField.getPassword());
- String confirmPassword = new String(confirmPasswordField.getPassword());
-
- // 客户端验证
- if (username.isEmpty()) {
- messageLabel.setText("请输入用户名！");
- messageLabel.setForeground(Color.RED);
- return;
- }
-
- if (email.isEmpty()) {
- messageLabel.setText("请输入邮箱地址！");
- messageLabel.setForeground(Color.RED);
- return;
- }
-
- if (code.isEmpty()) {
- messageLabel.setText("请输入验证码！");
- messageLabel.setForeground(Color.RED);
- return;
- }
-
- if (password.isEmpty()) {
- messageLabel.setText("请输入密码！");
- messageLabel.setForeground(Color.RED);
- return;
- }
-
- if (!password.equals(confirmPassword)) {
- messageLabel.setText("两次输入的密码不一致！");
- messageLabel.setForeground(Color.RED);
- return;
- }
-
- if (!userManager.isValidPassword(password)) {
- messageLabel.setText("密码不符合要求：
- 长度必须在6-10位之间
- 必须包含大写字母、小写字母和数字");
- messageLabel.setForeground(Color.RED);
- return;
- }
-
- // 调用注册逻辑
- boolean success = registerListener.onRegister(username, email, code, password, confirmPassword);
-
- if (success) {
- messageLabel.setText("注册成功！请返回登录");
- messageLabel.setForeground(Color.GREEN);
- registerButton.setEnabled(false);
- sendCodeButton.setEnabled(false);
- } else {
- messageLabel.setText("注册失败！请检查：
- 验证码是否正确
- 密码是否符合要求
- 邮箱或用户名是否已注册");
- messageLabel.setForeground(Color.RED);
- }
- });
-
- backButton.addActionListener(e -> backAction.run());
-
- // 组装主面板
- panel.add(Box.createVerticalStrut(10));
- panel.add(titleLabel);
- panel.add(Box.createVerticalStrut(25));
- panel.add(inputPanel);
- panel.add(Box.createVerticalStrut(15));
- panel.add(messageLabel); // 添加消息标签
- panel.add(Box.createVerticalStrut(10));
- panel.add(buttonPanel);
-
- return panel;
- }
-
- public JPanel buildMainView(DifficultySelectListener difficultyListener,
- Runnable changePasswordAction, Runnable logoutAction) {
- JPanel panel = new JPanel();
- panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));
- panel.setBorder(BorderFactory.createEmptyBorder(40, 40, 40, 40));
-
- String welcomeText = viewData.getCurrentUser() != null ?
- "欢迎 " + viewData.getCurrentUser().getUsername() + " 使用数学学习软件！" :
- "欢迎使用数学学习软件！";
-
- JLabel welcomeLabel = new JLabel(welcomeText);
- welcomeLabel.setFont(new Font("微软雅黑", Font.BOLD, 22));
- welcomeLabel.setAlignmentX(Component.CENTER_ALIGNMENT);
-
- JLabel instructionLabel = new JLabel("请选择题目难度：");
- instructionLabel.setFont(new Font("微软雅黑", Font.PLAIN, 16));
- instructionLabel.setAlignmentX(Component.CENTER_ALIGNMENT);
-
- // 难度按钮面板
- JPanel buttonPanel = new JPanel();
- buttonPanel.setLayout(new BoxLayout(buttonPanel, BoxLayout.Y_AXIS));
- buttonPanel.setAlignmentX(Component.CENTER_ALIGNMENT);
-
- JButton primaryBtn = createDifficultyButton("小学", new Color(76, 175, 80));
- JButton middleBtn = createDifficultyButton("初中", new Color(33, 150, 243));
- JButton highBtn = createDifficultyButton("高中", new Color(255, 152, 0));
-
- primaryBtn.addActionListener(e -> difficultyListener.onDifficultySelected("小学"));
- middleBtn.addActionListener(e -> difficultyListener.onDifficultySelected("初中"));
- highBtn.addActionListener(e -> difficultyListener.onDifficultySelected("高中"));
-
- buttonPanel.add(primaryBtn);
- buttonPanel.add(Box.createVerticalStrut(15));
- buttonPanel.add(middleBtn);
- buttonPanel.add(Box.createVerticalStrut(15));
- buttonPanel.add(highBtn);
-
- // 功能按钮面板
- JPanel functionPanel = new JPanel();
- functionPanel.setLayout(new FlowLayout());
- functionPanel.setAlignmentX(Component.CENTER_ALIGNMENT);
-
- JButton changePasswordBtn = createStyledButton("修改密码", new Color(96, 125, 139), 120, 35);
- JButton logoutBtn = createStyledButton("退出登录", new Color(244, 67, 54), 120, 35);
-
- changePasswordBtn.addActionListener(e -> changePasswordAction.run());
- logoutBtn.addActionListener(e -> logoutAction.run());
-
- functionPanel.add(changePasswordBtn);
- functionPanel.add(Box.createHorizontalStrut(20));
- functionPanel.add(logoutBtn);
-
- // 组装主面板
- panel.add(Box.createVerticalStrut(20));
- panel.add(welcomeLabel);
- panel.add(Box.createVerticalStrut(10));
- panel.add(instructionLabel);
- panel.add(Box.createVerticalStrut(30));
- panel.add(buttonPanel);
- panel.add(Box.createVerticalStrut(30));
- panel.add(functionPanel);
-
- return panel;
- }
-
- public JPanel buildQuestionCountView(String difficulty, CountSubmitListener countListener, Runnable backAction) {
- JPanel panel = new JPanel();
- panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));
- panel.setBorder(BorderFactory.createEmptyBorder(40, 40, 40, 40));
-
- JLabel titleLabel = new JLabel("准备生成" + difficulty + "数学题目");
- titleLabel.setFont(new Font("微软雅黑", Font.BOLD, 20));
- titleLabel.setAlignmentX(Component.CENTER_ALIGNMENT);
-
- JLabel instructionLabel = new JLabel("请输入题目数量 (10-30)：");
- instructionLabel.setFont(new Font("微软雅黑", Font.PLAIN, 14));
- instructionLabel.setAlignmentX(Component.CENTER_ALIGNMENT);
-
- JPanel inputPanel = new JPanel();
- inputPanel.setLayout(new FlowLayout());
- inputPanel.setAlignmentX(Component.CENTER_ALIGNMENT);
-
- JTextField countField = new JTextField(10);
- countField.setPreferredSize(new Dimension(100, 30));
- inputPanel.add(countField);
-
- JPanel buttonPanel = new JPanel();
- buttonPanel.setLayout(new FlowLayout());
- buttonPanel.setAlignmentX(Component.CENTER_ALIGNMENT);
-
- JButton startButton = createStyledButton("开始答题", new Color(76, 175, 80), 120, 35);
- JButton backButton = createStyledButton("返回", new Color(158, 158, 158), 120, 35);
-
- startButton.addActionListener(e -> {
- try {
- int count = Integer.parseInt(countField.getText());
- countListener.onCountSubmit(count);
- } catch (NumberFormatException ex) {
- JOptionPane.showMessageDialog(mainFrame, "请输入有效的数字！", "错误", JOptionPane.ERROR_MESSAGE);
- }
- });
-
- backButton.addActionListener(e -> backAction.run());
-
- buttonPanel.add(startButton);
- buttonPanel.add(Box.createHorizontalStrut(20));
- buttonPanel.add(backButton);
-
- panel.add(Box.createVerticalStrut(20));
- panel.add(titleLabel);
- panel.add(Box.createVerticalStrut(20));
- panel.add(instructionLabel);
- panel.add(Box.createVerticalStrut(15));
- panel.add(inputPanel);
- panel.add(Box.createVerticalStrut(25));
- panel.add(buttonPanel);
-
- return panel;
- }
-
- public JPanel buildQuizView(int currentNumber, int totalQuestions, QuizController.Question question, AnswerSubmitListener answerListener) {
- JPanel panel = new JPanel();
- panel.setLayout(new BorderLayout());
- panel.setBorder(BorderFactory.createEmptyBorder(15, 15, 15, 15));
-
- // 信息面板
- JPanel infoPanel = new JPanel();
- infoPanel.setLayout(new BoxLayout(infoPanel, BoxLayout.Y_AXIS));
- infoPanel.setBorder(BorderFactory.createEmptyBorder(10, 10, 20, 10));
-
- JLabel questionNumberLabel = new JLabel("第 " + currentNumber + " 题 / 共 " + totalQuestions + " 题");
- questionNumberLabel.setFont(new Font("微软雅黑", Font.BOLD, 16));
-
- JLabel questionContentLabel = new JLabel("" + question.getContent() + "");
- questionContentLabel.setFont(new Font("微软雅黑", Font.PLAIN, 16));
- questionContentLabel.setBorder(BorderFactory.createEmptyBorder(10, 0, 10, 0));
-
- infoPanel.add(questionNumberLabel);
- infoPanel.add(Box.createVerticalStrut(15));
- infoPanel.add(questionContentLabel);
-
- // 选项面板
- JPanel optionsPanel = new JPanel();
- optionsPanel.setLayout(new BoxLayout(optionsPanel, BoxLayout.Y_AXIS));
- optionsPanel.setBorder(BorderFactory.createEmptyBorder(10, 20, 10, 20));
-
- ButtonGroup answerGroup = new ButtonGroup();
- JRadioButton[] optionButtons = new JRadioButton[4];
-
- for (int i = 0; i < 4; i++) {
- optionButtons[i] = new JRadioButton((char) ('A' + i) + ". " + question.getOptions()[i]);
- optionButtons[i].setFont(new Font("微软雅黑", Font.PLAIN, 14));
- optionButtons[i].setActionCommand(String.valueOf(i));
- answerGroup.add(optionButtons[i]);
- optionsPanel.add(optionButtons[i]);
- optionsPanel.add(Box.createVerticalStrut(12));
- }
-
- // 提交按钮
- JPanel buttonPanel = new JPanel();
- buttonPanel.setLayout(new FlowLayout());
- buttonPanel.setBorder(BorderFactory.createEmptyBorder(20, 10, 10, 10));
-
- JButton submitButton = createStyledButton("提交答案", new Color(76, 175, 80), 140, 40);
- submitButton.setFont(new Font("微软雅黑", Font.BOLD, 14));
-
- submitButton.addActionListener(e -> {
- ButtonModel selectedModel = answerGroup.getSelection();
- if (selectedModel == null) {
- JOptionPane.showMessageDialog(mainFrame, "请选择一个答案！", "提示", JOptionPane.WARNING_MESSAGE);
- return;
- }
- int selectedIndex = Integer.parseInt(selectedModel.getActionCommand());
- answerListener.onAnswerSubmit(selectedIndex);
- });
-
- buttonPanel.add(submitButton);
-
- JScrollPane scrollPane = new JScrollPane(optionsPanel);
- scrollPane.setBorder(BorderFactory.createEmptyBorder());
- scrollPane.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED);
- scrollPane.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
-
- panel.add(infoPanel, BorderLayout.NORTH);
- panel.add(scrollPane, BorderLayout.CENTER);
- panel.add(buttonPanel, BorderLayout.SOUTH);
-
- return panel;
- }
-
- public JPanel buildScoreView(int score, int total, double percentage, Runnable continueAction) {
- JPanel panel = new JPanel();
- panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));
- panel.setBorder(BorderFactory.createEmptyBorder(40, 40, 40, 40));
-
- JLabel titleLabel = new JLabel("答题完成！");
- titleLabel.setFont(new Font("微软雅黑", Font.BOLD, 24));
- titleLabel.setAlignmentX(Component.CENTER_ALIGNMENT);
-
- JLabel scoreLabel = new JLabel("得分: " + score + "/" + total);
- scoreLabel.setFont(new Font("微软雅黑", Font.PLAIN, 18));
- scoreLabel.setAlignmentX(Component.CENTER_ALIGNMENT);
-
- JLabel percentageLabel = new JLabel("正确率: " + String.format("%.1f", percentage) + "%");
- percentageLabel.setFont(new Font("微软雅黑", Font.PLAIN, 16));
- percentageLabel.setAlignmentX(Component.CENTER_ALIGNMENT);
-
- if (percentage >= 80) {
- percentageLabel.setForeground(new Color(76, 175, 80));
- } else if (percentage >= 60) {
- percentageLabel.setForeground(new Color(255, 152, 0));
- } else {
- percentageLabel.setForeground(new Color(244, 67, 54));
- }
-
- JPanel buttonPanel = new JPanel();
- buttonPanel.setLayout(new FlowLayout());
- buttonPanel.setAlignmentX(Component.CENTER_ALIGNMENT);
-
- JButton continueButton = createStyledButton("继续做题", new Color(76, 175, 80), 120, 35);
-
- continueButton.addActionListener(e -> continueAction.run());
-
- buttonPanel.add(continueButton);
-
- panel.add(Box.createVerticalStrut(20));
- panel.add(titleLabel);
- panel.add(Box.createVerticalStrut(30));
- panel.add(scoreLabel);
- panel.add(Box.createVerticalStrut(10));
- panel.add(percentageLabel);
- panel.add(Box.createVerticalStrut(40));
- panel.add(buttonPanel);
-
- return panel;
- }
-
- public JPanel buildChangePasswordView(PasswordChangeListener changeListener, Runnable backAction) {
- JPanel panel = new JPanel();
- panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));
- panel.setBorder(BorderFactory.createEmptyBorder(30, 30, 30, 30));
-
- JLabel titleLabel = new JLabel("修改密码");
- titleLabel.setFont(new Font("微软雅黑", Font.BOLD, 20));
- titleLabel.setAlignmentX(Component.CENTER_ALIGNMENT);
-
- JPanel inputPanel = new JPanel();
- inputPanel.setLayout(new BoxLayout(inputPanel, BoxLayout.Y_AXIS));
- inputPanel.setAlignmentX(Component.CENTER_ALIGNMENT);
-
- JPasswordField oldPasswordField = new JPasswordField(20);
- JPasswordField newPasswordField = new JPasswordField(20);
- JPasswordField confirmPasswordField = new JPasswordField(20);
-
- JPanel oldPasswordPanel = createLabelFieldPanel("原密码:", oldPasswordField);
- JPanel newPasswordPanel = createLabelFieldPanel("新密码:", newPasswordField);
- JPanel confirmPasswordPanel = createLabelFieldPanel("确认密码:", confirmPasswordField);
-
- inputPanel.add(oldPasswordPanel);
- inputPanel.add(Box.createVerticalStrut(15));
- inputPanel.add(newPasswordPanel);
- inputPanel.add(Box.createVerticalStrut(15));
- inputPanel.add(confirmPasswordPanel);
-
- // 添加消息标签
- JLabel messageLabel = new JLabel(" ");
- messageLabel.setAlignmentX(Component.CENTER_ALIGNMENT);
- messageLabel.setForeground(Color.RED);
-
- JPanel buttonPanel = new JPanel();
- buttonPanel.setLayout(new FlowLayout());
- buttonPanel.setAlignmentX(Component.CENTER_ALIGNMENT);
-
- JButton submitButton = createStyledButton("确认修改", new Color(76, 175, 80), 120, 35);
- JButton backButton = createStyledButton("返回", new Color(158, 158, 158), 120, 35);
-
- submitButton.addActionListener(e -> {
- String oldPassword = new String(oldPasswordField.getPassword());
- String newPassword = new String(newPasswordField.getPassword());
- String confirmPassword = new String(confirmPasswordField.getPassword());
-
- // 客户端验证
- if (oldPassword.isEmpty() || newPassword.isEmpty() || confirmPassword.isEmpty()) {
- messageLabel.setText("请填写所有密码字段！");
- messageLabel.setForeground(Color.RED);
- return;
- }
-
- if (!newPassword.equals(confirmPassword)) {
- messageLabel.setText("两次输入的新密码不一致！");
- messageLabel.setForeground(Color.RED);
- return;
- }
-
- // 调用控制器处理密码修改
- boolean success = changeListener.onPasswordChange(oldPassword, newPassword, confirmPassword);
-
- if (success) {
- messageLabel.setText("密码修改成功！");
- messageLabel.setForeground(Color.GREEN);
- // 清空密码框
- oldPasswordField.setText("");
- newPasswordField.setText("");
- confirmPasswordField.setText("");
- } else {
- messageLabel.setText("密码修改失败！请检查原密码是否正确，新密码是否符合要求。");
- messageLabel.setForeground(Color.RED);
- }
- });
-
- backButton.addActionListener(e -> backAction.run());
-
- buttonPanel.add(submitButton);
- buttonPanel.add(Box.createHorizontalStrut(20));
- buttonPanel.add(backButton);
-
- panel.add(Box.createVerticalStrut(10));
- panel.add(titleLabel);
- panel.add(Box.createVerticalStrut(25));
- panel.add(inputPanel);
- panel.add(Box.createVerticalStrut(15));
- panel.add(messageLabel); // 添加消息标签到面板
- panel.add(Box.createVerticalStrut(10));
- panel.add(buttonPanel);
-
- return panel;
- }
-
- // ==================== 辅助方法 ====================
-
- private JPanel createLabelFieldPanel(String labelText, JComponent field) {
- JPanel panel = new JPanel(new FlowLayout(FlowLayout.LEFT));
- panel.add(new JLabel(labelText));
- panel.add(field);
- return panel;
- }
-
- private JButton createStyledButton(String text, Color color, int width, int height) {
- JButton button = new JButton(text);
- button.setBackground(color);
- button.setForeground(Color.WHITE);
- button.setPreferredSize(new Dimension(width, height));
- button.setOpaque(true);
- button.setBorderPainted(false);
- button.setFocusPainted(false);
- return button;
- }
-
- private JButton createDifficultyButton(String text, Color color) {
- JButton button = createStyledButton(text, color, 140, 45);
- button.setFont(new Font("微软雅黑", Font.BOLD, 16));
- button.setMaximumSize(new Dimension(140, 45));
- button.setAlignmentX(Component.CENTER_ALIGNMENT);
- return button;
- }
- }
-
- /**
- * 事件处理器 - 负责管理事件监听
- */
- private class EventHandlers {
- // 可以在这里添加复杂的事件处理逻辑
- // 目前事件处理直接在内联监听器中实现
- }
-
- // =========================================================================
- // 监听器接口定义
- // =========================================================================
-
- private interface LoginListener {
- void onLogin(String email, String password);
- }
-
- private interface SendCodeListener {
- boolean onSendCode(String username, String email);
- }
-
- private interface RegisterListener {
- boolean onRegister(String username, String email, String code, String password, String confirmPassword);
- }
-
- private interface DifficultySelectListener {
- void onDifficultySelected(String difficulty);
- }
-
- private interface CountSubmitListener {
- void onCountSubmit(int count);
- }
-
- private interface AnswerSubmitListener {
- void onAnswerSubmit(int answer);
- }
-
- private interface PasswordChangeListener {
- boolean onPasswordChange(String oldPassword, String newPassword, String confirmPassword);
- }
-}
\ No newline at end of file