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hnu202306010409 4 months ago
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src/MathLearningApp.java
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@ -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("<html>验证码已发送到您的邮箱: " + email + "<br>请查看邮件并输入验证码</html>");
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("<html>密码不符合要求：<br>- 长度必须在6-10位之间<br>- 必须包含大写字母、小写字母和数字</html>");
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("<html>注册失败！请检查：<br>- 验证码是否正确<br>- 密码是否符合要求<br>- 邮箱或用户名是否已注册</html>");
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("<html>" + question.getContent() + "</html>");
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);
}
}
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