Arno
2 months ago
committed by
Gitea
parent
4c8aa575a0
commit
7a05b95c91
@ -1,3 +0,0 @@
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Manifest-Version: 1.0
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Main-Class: Math_learning_app
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@ -1,22 +0,0 @@
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import Service.User_service;
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import View.Login_frame;
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import javax.swing.*;
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public class Math_learning_app {
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private static User_service userService;
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public static void main(String[] args) {
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initializeServices();
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SwingUtilities.invokeLater(Math_learning_app::showLoginFrame);
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}
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private static void initializeServices() {
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userService = new User_service();
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}
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public static void showLoginFrame() {
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Login_frame loginFrame = new Login_frame(userService);
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loginFrame.setVisible(true);
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}
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}
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@ -1,173 +0,0 @@
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package View;
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import Base.Exam_result;
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import Base.Question;
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import Service.Deal_file;
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import Service.Exam_service;
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import Service.User_service;
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import javax.swing.*;
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import java.awt.*;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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public class Exam_frame extends JFrame {
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private Exam_service examService;
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private User_service userService;
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private String email;
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private JLabel questionLabel;
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private JRadioButton[] optionButtons;
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private ButtonGroup buttonGroup;
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private JLabel progressLabel;
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private JButton previousButton;
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private JButton nextButton;
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public Exam_frame(Exam_service examService, User_service userService, String email) {
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this.examService = examService;
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this.userService = userService;
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this.email = email;
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initializeUI();
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showQuestion();
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}
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private void initializeUI() {
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setTitle("考试");
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setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
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setSize(600, 400);
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setLocationRelativeTo(null);
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setResizable(false);
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// 主面板
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JPanel mainPanel = new JPanel(new BorderLayout(10, 10));
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mainPanel.setBorder(BorderFactory.createEmptyBorder(20, 20, 20, 20));
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// 进度标签
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progressLabel = new JLabel();
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updateProgress();
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mainPanel.add(progressLabel, BorderLayout.NORTH);
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// 题目面板
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JPanel questionPanel = new JPanel(new BorderLayout());
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questionLabel = new JLabel();
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questionLabel.setFont(new Font("微软雅黑", Font.PLAIN, 16));
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questionPanel.add(questionLabel, BorderLayout.NORTH);
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// 选项面板
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JPanel optionsPanel = new JPanel(new GridLayout(4, 1, 10, 10));
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optionButtons = new JRadioButton[4];
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buttonGroup = new ButtonGroup();
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for (int i = 0; i < 4; i++) {
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optionButtons[i] = new JRadioButton();
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optionButtons[i].setFont(new Font("微软雅黑", Font.PLAIN, 14));
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buttonGroup.add(optionButtons[i]);
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optionsPanel.add(optionButtons[i]);
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}
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questionPanel.add(optionsPanel, BorderLayout.CENTER);
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mainPanel.add(questionPanel, BorderLayout.CENTER);
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// 按钮面板
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JPanel buttonPanel = new JPanel(new FlowLayout());
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previousButton = new JButton("上一题");
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nextButton = new JButton("下一题");
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buttonPanel.add(previousButton);
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buttonPanel.add(nextButton);
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mainPanel.add(buttonPanel, BorderLayout.SOUTH);
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// 添加事件监听器
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previousButton.addActionListener(new PreviousListener());
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nextButton.addActionListener(new NextListener());
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add(mainPanel);
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}
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private void showQuestion() {
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Question currentQuestion = examService.get_now_question();
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if (currentQuestion == null) {
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return;
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}
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questionLabel.setText(currentQuestion.getContent());
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for (int i = 0; i < 4; i++) {
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String options = currentQuestion.getOptions(i);
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optionButtons[i].setText(options);
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}
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// 检查是否已经回答过该题
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Integer userAnswer = examService.get_user_answer(examService.get_now_index());
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if (userAnswer != null && userAnswer!=-1) {
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optionButtons[userAnswer].setSelected(true);
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} else {
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buttonGroup.clearSelection();
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}
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updateProgress();
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updateButtons();
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}
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private void updateProgress() {
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int current = examService.get_now_index() + 1;
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int total = examService.get_paper().size();
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progressLabel.setText("进度: " + current + "/" + total);
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}
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private void updateButtons() {
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int currentIndex = examService.get_now_index();
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int total = examService.get_paper().size();
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previousButton.setEnabled(currentIndex > 0);
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nextButton.setText(currentIndex < total - 1 ? "下一题" : "提交");
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}
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private class PreviousListener implements ActionListener {
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@Override
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public void actionPerformed(ActionEvent e) {
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// 保存当前答案
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saveAnswer();
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if (examService.pre_one()) {
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showQuestion();
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}
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}
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}
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private class NextListener implements ActionListener {
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@Override
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public void actionPerformed(ActionEvent e) {
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boolean hasNext = examService.next_one(getSelectedOption());
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if (hasNext) {
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showQuestion();
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} else {
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if (!examService.check_finished()){
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JOptionPane.showMessageDialog(Exam_frame.this,
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"有题目未完成", "错误", JOptionPane.ERROR_MESSAGE);
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return;
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}
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Exam_result result = examService.calculate_result();
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openResultFrame(result);
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}
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}
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}
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private void saveAnswer() {
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int selected = getSelectedOption();
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if (selected != -1) {
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examService.change_answer(examService.get_now_index(), selected);
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}
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}
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private int getSelectedOption() {
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for (int i = 0; i < 4; i++) {
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if (optionButtons[i].isSelected()) {
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return i;
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}
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}
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return -1;
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}
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private void openResultFrame(Exam_result result) {
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Result_frame resultFrame = new Result_frame(examService, result , userService, email);
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resultFrame.setVisible(true);
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this.dispose();
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}
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}
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@ -1,104 +0,0 @@
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package View;
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import Service.User_service;
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import javax.swing.*;
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import java.awt.*;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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public class Login_frame extends JFrame {
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private User_service userService;
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private JTextField idField;
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private JPasswordField passwordField;
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public Login_frame(User_service userService) {
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this.userService = userService;
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initializeUI();
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}
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private void initializeUI() {
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setTitle("登录");
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setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
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setSize(400, 350);
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setLocationRelativeTo(null);
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setResizable(false);
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// 主面板
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JPanel mainPanel = new JPanel(new BorderLayout(10, 10));
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mainPanel.setBorder(BorderFactory.createEmptyBorder(20, 20, 20, 20));
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// 标题
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JLabel titleLabel = new JLabel("数学学习软件", JLabel.CENTER);
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titleLabel.setFont(new Font("微软雅黑", Font.BOLD, 24));
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mainPanel.add(titleLabel, BorderLayout.NORTH);
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// 表单面板
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JPanel formPanel = new JPanel(new GridLayout(3, 2, 10, 10));
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formPanel.add(new JLabel("用户名:"));
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idField = new JTextField();
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formPanel.add(idField);
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formPanel.add(new JLabel("密码:"));
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passwordField = new JPasswordField();
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formPanel.add(passwordField);
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// 按钮面板
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JPanel buttonPanel = new JPanel(new FlowLayout());
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JButton loginButton = new JButton("登录");
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JButton registerButton = new JButton("注册账号");
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JButton exitButton = new JButton("退出");
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buttonPanel.add(loginButton);
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buttonPanel.add(registerButton);
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buttonPanel.add(exitButton);
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formPanel.add(buttonPanel);
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mainPanel.add(formPanel, BorderLayout.CENTER);
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// 添加事件监听器
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loginButton.addActionListener(new LoginListener());
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registerButton.addActionListener(e -> openRegisterFrame());
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exitButton.addActionListener(e -> System.exit(0));
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add(mainPanel);
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}
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private class LoginListener implements ActionListener {
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@Override
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public void actionPerformed(ActionEvent e) {
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String id = idField.getText().trim();
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String password = new String(passwordField.getPassword());
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if (id.isEmpty() || password.isEmpty()) {
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JOptionPane.showMessageDialog(Login_frame.this,
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"请输入用户名和密码", "错误", JOptionPane.ERROR_MESSAGE);
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return;
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}
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String result = userService.login(id, password);
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if (result.equals("登陆成功")) {
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JOptionPane.showMessageDialog(Login_frame.this,
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"登录成功！", "成功", JOptionPane.INFORMATION_MESSAGE);
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openMainFrame(userService.find_user_i(id).get_email());
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} else {
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JOptionPane.showMessageDialog(Login_frame.this,
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result, "登录失败", JOptionPane.ERROR_MESSAGE);
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}
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}
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}
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private void openRegisterFrame() {
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Register_frame registerFrame = new Register_frame(userService);
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registerFrame.setVisible(true);
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this.dispose();
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}
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private void openMainFrame(String email) {
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Main_frame mainFrame = new Main_frame(userService, email);
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mainFrame.setVisible(true);
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this.dispose();
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}
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}
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@ -1,156 +0,0 @@
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package View;
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import Service.Exam_service;
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import Service.User_service;
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import javax.swing.*;
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import java.awt.*;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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public class Main_frame extends JFrame {
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private User_service userService;
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private String email;
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private JComboBox<String> typeComboBox;
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private JTextField countField;
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public Main_frame(User_service userService, String email) {
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this.userService = userService;
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this.email = email;
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initializeUI();
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}
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private void initializeUI() {
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setTitle("主界面");
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setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
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setSize(500, 400);
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setLocationRelativeTo(null);
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setResizable(false);
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// 主面板
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JPanel mainPanel = new JPanel(new BorderLayout(10, 10));
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mainPanel.setBorder(BorderFactory.createEmptyBorder(20, 20, 20, 20));
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// 标题
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JLabel titleLabel = new JLabel("数学学习软件", JLabel.CENTER);
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titleLabel.setFont(new Font("微软雅黑", Font.BOLD, 24));
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mainPanel.add(titleLabel, BorderLayout.NORTH);
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// 设置面板
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JPanel settingPanel = new JPanel(new GridLayout(2, 2, 10, 10));
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settingPanel.add(new JLabel("选择难度:"));
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typeComboBox = new JComboBox<>(new String[]{"小学", "初中", "高中"});
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settingPanel.add(typeComboBox);
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settingPanel.add(new JLabel("题目数量:"));
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countField = new JTextField("10");
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settingPanel.add(countField);
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mainPanel.add(settingPanel, BorderLayout.CENTER);
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// 按钮面板
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JPanel buttonPanel = new JPanel(new FlowLayout(FlowLayout.CENTER, 20, 10));
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buttonPanel.setBorder(BorderFactory.createEmptyBorder(10, 0, 0, 0));
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JButton startButton = new JButton("开始做题");
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JButton changePasswordButton = new JButton("修改密码");
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JButton logoutButton = new JButton("退出登录");
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JButton UnregisterButton = new JButton("删除账号");
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buttonPanel.add(startButton);
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buttonPanel.add(changePasswordButton);
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buttonPanel.add(logoutButton);
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buttonPanel.add(UnregisterButton);
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mainPanel.add(buttonPanel, BorderLayout.SOUTH);
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// 添加事件监听器
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startButton.addActionListener(new StartListener());
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changePasswordButton.addActionListener(e -> openChangePasswordFrame());
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logoutButton.addActionListener(e -> openLoginFrame());
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UnregisterButton.addActionListener(e-> UnregisterOperation());
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add(mainPanel);
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}
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private class StartListener implements ActionListener {
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@Override
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public void actionPerformed(ActionEvent e) {
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String type = (String) typeComboBox.getSelectedItem();
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String countText = countField.getText().trim();
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if (countText.isEmpty()) {
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JOptionPane.showMessageDialog(Main_frame.this,
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"请输入题目数量", "错误", JOptionPane.ERROR_MESSAGE);
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return;
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}
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int count;
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try {
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count = Integer.parseInt(countText);
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} catch (NumberFormatException ex) {
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JOptionPane.showMessageDialog(Main_frame.this,
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"题目数量必须是数字", "错误", JOptionPane.ERROR_MESSAGE);
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return;
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}
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if (count < 10 || count > 30) {
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JOptionPane.showMessageDialog(Main_frame.this,
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"题目数量必须在10-30之间", "错误", JOptionPane.ERROR_MESSAGE);
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return;
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}
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// 创建考试服务
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Exam_service examService = new Exam_service(count, type, userService.find_user(email).get_id());
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openExamFrame(examService);
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}
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}
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private void openExamFrame(Exam_service examService) {
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Exam_frame examFrame = new Exam_frame(examService, userService, email);
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examFrame.setVisible(true);
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this.dispose();
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}
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private void openChangePasswordFrame() {
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JPasswordField oldPasswordField = new JPasswordField();
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JPasswordField newPasswordField = new JPasswordField();
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JPasswordField confirmPasswordField = new JPasswordField();
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JPanel panel = new JPanel(new GridLayout(3, 2));
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panel.add(new JLabel("原密码:"));
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panel.add(oldPasswordField);
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panel.add(new JLabel("新密码:"));
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panel.add(newPasswordField);
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panel.add(new JLabel("确认新密码:"));
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panel.add(confirmPasswordField);
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int result = JOptionPane.showConfirmDialog(this, panel, "修改密码", JOptionPane.OK_CANCEL_OPTION);
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if (result == JOptionPane.OK_OPTION) {
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String oldPassword = new String(oldPasswordField.getPassword());
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String newPassword = new String(newPasswordField.getPassword());
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String confirmPassword = new String(confirmPasswordField.getPassword());
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if (!newPassword.equals(confirmPassword)) {
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JOptionPane.showMessageDialog(this,
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"两次输入的新密码不一致", "错误", JOptionPane.ERROR_MESSAGE);
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return;
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}
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String changeResult = userService.change_pwd(email, oldPassword, newPassword);
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JOptionPane.showMessageDialog(this, changeResult, "修改密码", JOptionPane.INFORMATION_MESSAGE);
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}
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}
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private void openLoginFrame() {
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Login_frame loginFrame = new Login_frame(userService);
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loginFrame.setVisible(true);
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this.dispose();
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}
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private void UnregisterOperation(){
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String result=userService.Unregister(email);
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JOptionPane.showMessageDialog(this, result, "删除账号", JOptionPane.INFORMATION_MESSAGE);
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openLoginFrame();
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}
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}
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@ -1,82 +0,0 @@
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package View;
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import Base.Exam_result;
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import Service.Exam_service;
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import Service.User_service;
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import javax.swing.*;
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import java.awt.*;
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public class Result_frame extends JFrame {
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private Exam_service examService;
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private Exam_result result;
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private User_service userService;
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private String email;
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public Result_frame(Exam_service ex,Exam_result result, User_service userService, String email) {
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this.examService=ex;
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this.result = result;
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this.userService = userService;
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this.email = email;
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initializeUI();
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}
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private void initializeUI() {
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setTitle("考试结果");
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setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
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setSize(500, 400);
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setLocationRelativeTo(null);
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setResizable(false);
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// 主面板
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JPanel mainPanel = new JPanel(new BorderLayout(10, 10));
|
||||
mainPanel.setBorder(BorderFactory.createEmptyBorder(20, 20, 20, 20));
|
||||
|
||||
// 标题
|
||||
JLabel titleLabel = new JLabel("考试结果", JLabel.CENTER);
|
||||
titleLabel.setFont(new Font("微软雅黑", Font.BOLD, 24));
|
||||
mainPanel.add(titleLabel, BorderLayout.NORTH);
|
||||
|
||||
// 结果信息
|
||||
JPanel resultPanel = new JPanel(new GridLayout(5, 1, 10, 10));
|
||||
resultPanel.add(new JLabel("考试类型: " + result.getExamType()));
|
||||
resultPanel.add(new JLabel("题目数量: " + result.getTotalQuestions()));
|
||||
resultPanel.add(new JLabel("正确题目: " + result.getCorrectAnswers()));
|
||||
resultPanel.add(new JLabel("得分: " + String.format("%.2f", result.getScore())));
|
||||
resultPanel.add(new JLabel("用时: " + result.getDuration()));
|
||||
|
||||
mainPanel.add(resultPanel, BorderLayout.CENTER);
|
||||
|
||||
// 按钮面板
|
||||
JPanel buttonPanel = new JPanel(new FlowLayout());
|
||||
JButton reviewButton =new JButton("查看错题");
|
||||
JButton mainMenuButton = new JButton("返回主菜单");
|
||||
JButton exitButton = new JButton("退出");
|
||||
|
||||
buttonPanel.add(reviewButton);
|
||||
buttonPanel.add(mainMenuButton);
|
||||
buttonPanel.add(exitButton);
|
||||
|
||||
mainPanel.add(buttonPanel, BorderLayout.SOUTH);
|
||||
|
||||
// 添加事件监听器
|
||||
reviewButton.addActionListener(e->openReviewFrame());
|
||||
mainMenuButton.addActionListener(e -> openMainFrame());
|
||||
exitButton.addActionListener(e -> System.exit(0));
|
||||
|
||||
add(mainPanel);
|
||||
}
|
||||
|
||||
private void openMainFrame() {
|
||||
Main_frame mainFrame = new Main_frame(userService, email);
|
||||
mainFrame.setVisible(true);
|
||||
this.dispose();
|
||||
}
|
||||
|
||||
private void openReviewFrame(){
|
||||
examService.set_now_index(0);
|
||||
Review_frame reviewFrame= new Review_frame(examService,userService, email,result);
|
||||
reviewFrame.setVisible(true);
|
||||
this.dispose();
|
||||
}
|
||||
}
|
||||
Loading…
Reference in new issue