陈映江
5 months ago
committed by
Gitea
parent
47e03fd7bd
commit
09136d287f
@ -0,0 +1,278 @@
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package mathlearning.ui;
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import mathlearning.model.User;
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import mathlearning.service.UserService;
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import javax.swing.*;
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import java.awt.*;
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public class SelTestFrame extends JFrame {
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private MainFrame mainFrame;
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private User user;
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private UserService userService;
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private int questionNum;
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private int currentQuestionDex;
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private String[] answers;
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private JLabel titleLabel;
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private JButton optionA;
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private JButton optionB;
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private JButton optionC;
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private JButton optionD;
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private JButton prevButton;
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private JButton nextButton;
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private JButton submitButton;
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public SelTestFrame(MainFrame mainFrame, User user, UserService userService, int num) {
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this.mainFrame = mainFrame;
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this.user = user;
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this.userService = userService;
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this.questionNum = num;
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this.currentQuestionDex = 0;
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this.answers = new String[questionNum];
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InitUI();
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addWindowListener(new java.awt.event.WindowAdapter() {
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@Override
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public void windowClosing(java.awt.event.WindowEvent windowEvent) {
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handleCloseOperation();
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}
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});
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}
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private void InitUI() {
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setTitle("答题界面");
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setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);
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setSize(800, 600);
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setLocationRelativeTo(null);
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//主面板
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JPanel mainPanel = new JPanel(new BorderLayout());
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//上
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titleLabel = new JLabel("当前为：第" + (currentQuestionDex + 1) + "题");
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//左侧面板
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JPanel leftPanel = createLeftPanel();
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//中
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JPanel centerPanel = centerPanel();
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//右
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JPanel rightPanel = createRightPanel();
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//底
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JPanel bottomPanel = createButtonPanel();
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mainPanel.add(titleLabel, BorderLayout.NORTH);
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mainPanel.add(leftPanel, BorderLayout.WEST);
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mainPanel.add(centerPanel, BorderLayout.CENTER);
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mainPanel.add(rightPanel, BorderLayout.EAST);
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mainPanel.add(bottomPanel, BorderLayout.SOUTH);
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add(mainPanel);
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updateNavigationButtons();
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}
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private JPanel createLeftPanel() {
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JPanel panel = new JPanel(new BorderLayout());
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JLabel usernameLabel = new JLabel("用户：" + user.getUsername());
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usernameLabel.setFont(new Font("微软雅黑", Font.BOLD, 16));
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usernameLabel.setForeground(Color.BLUE);
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panel.add(usernameLabel, BorderLayout.NORTH);
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JList<String> questionList = new JList<>();
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String[] questions = new String[questionNum + 1];
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for (int i = 0; i < questionNum; i++) {
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questions[i] = "题目" + (i + 1);
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}
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questionList.setListData(questions);
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panel.add(questionList, BorderLayout.CENTER);
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return panel;
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}
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private JPanel centerPanel() {
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JPanel panel = new JPanel(new BorderLayout());
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return panel;
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}
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private JPanel createRightPanel() {
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JPanel panel = new JPanel(new BorderLayout());
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JLabel titleLabel = new JLabel("作答区域:");
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titleLabel.setFont(new Font("微软雅黑", Font.BOLD, 16));
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panel.add(titleLabel, BorderLayout.NORTH);
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JPanel buttonPanel = new JPanel(new GridLayout(4, 1));
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optionA = new JButton("A");
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optionA.setBackground(Color.LIGHT_GRAY);
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optionA.setForeground(Color.BLACK);
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optionA.addActionListener(e -> saveAnswer("A"));
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optionB = new JButton("B");
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optionB.setBackground(Color.LIGHT_GRAY);
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optionB.setForeground(Color.BLACK);
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optionB.addActionListener(e -> saveAnswer("B"));
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optionC = new JButton("C");
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optionC.setBackground(Color.LIGHT_GRAY);
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optionC.setForeground(Color.BLACK);
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optionC.addActionListener(e -> saveAnswer("C"));
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optionD = new JButton("D");
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optionD.setBackground(Color.LIGHT_GRAY);
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optionD.setForeground(Color.BLACK);
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optionD.addActionListener(e -> saveAnswer("D"));
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buttonPanel.add(optionA);
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buttonPanel.add(optionB);
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buttonPanel.add(optionC);
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buttonPanel.add(optionD);
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panel.add(buttonPanel, BorderLayout.CENTER);
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return panel;
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}
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private JPanel createButtonPanel() {
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JPanel panel = new JPanel(new FlowLayout());
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prevButton = new JButton("上一题");
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prevButton.addActionListener(e -> goToPrevQuestion());
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nextButton = new JButton("下一题");
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nextButton.addActionListener(e -> goToNextQuestion());
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submitButton = new JButton("提交");
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submitButton.addActionListener(e -> goToSubmit());
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panel.add(prevButton);
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panel.add(nextButton);
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panel.add(submitButton);
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return panel;
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}
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private void saveAnswer(String answer) {
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resetButtonColors();
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switch (answer) {
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case "A":
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optionA.setBackground(Color.GREEN);
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answers[currentQuestionDex] = answer;
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break;
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case "B":
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optionB.setBackground(Color.GREEN);
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answers[currentQuestionDex] = answer;
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break;
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case "C":
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optionC.setBackground(Color.GREEN);
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answers[currentQuestionDex] = answer;
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break;
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case "D":
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optionD.setBackground(Color.GREEN);
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answers[currentQuestionDex] = answer;
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break;
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}
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}
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private void resetButtonColors() {
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optionA.setBackground(Color.LIGHT_GRAY);
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optionB.setBackground(Color.LIGHT_GRAY);
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optionC.setBackground(Color.LIGHT_GRAY);
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optionD.setBackground(Color.LIGHT_GRAY);
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}
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private void goToPrevQuestion() {
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if (currentQuestionDex > 0) {
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currentQuestionDex--;
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updateTitleLabel();
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if (answers[currentQuestionDex] == null) {
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resetButtonColors();
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}
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else {
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saveAnswer(answers[currentQuestionDex]);
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}
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updateNavigationButtons();
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}
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}
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private void goToNextQuestion() {
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if (currentQuestionDex < questionNum - 1) {
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currentQuestionDex++;
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updateTitleLabel();
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if (answers[currentQuestionDex] == null) {
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resetButtonColors();
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} else {
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saveAnswer(answers[currentQuestionDex]);
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}
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updateNavigationButtons();
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}
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}
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private void goToSubmit() {
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int confirm = JOptionPane.showConfirmDialog(SelTestFrame.this, "你确定要提交试卷吗？", "提示", JOptionPane.YES_NO_OPTION);
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if (confirm == JOptionPane.YES_OPTION) {
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int score = 0;
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// 弹出分数结果
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String[] options = {"返回主菜单", "继续做题"};
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int choice = JOptionPane.showOptionDialog(
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SelTestFrame.this,
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"您的得分是: " + score + "分",
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"测试结果",
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JOptionPane.YES_NO_OPTION,
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JOptionPane.INFORMATION_MESSAGE,
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null,
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options,
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options[0]
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);
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if (choice == 0) {
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mainFrame.setVisible(true);
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dispose();
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} else if (choice == 1) {
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mainFrame.reTryTest();
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dispose();
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}
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}
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}
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private void updateNavigationButtons() {
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if (currentQuestionDex == 0) {
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prevButton.setEnabled(false);
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prevButton.setVisible(false);
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}
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else {
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prevButton.setEnabled(true);
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prevButton.setVisible(true);
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}
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if (currentQuestionDex == questionNum - 1) {
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nextButton.setEnabled(false);
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nextButton.setVisible(false);
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submitButton.setEnabled(true);
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submitButton.setVisible(true);
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} else {
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nextButton.setEnabled(true);
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nextButton.setVisible(true);
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submitButton.setEnabled(false);
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submitButton.setVisible(false);
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}
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}
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private void updateTitleLabel() {
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titleLabel.setText("当前为：第" + (currentQuestionDex + 1) + "题");
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}
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private void handleCloseOperation() {
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int result = JOptionPane.showConfirmDialog(SelTestFrame.this, "确定要中途退出答题吗？当前答题进度将会丢失！", "确认退出", JOptionPane.YES_NO_OPTION, JOptionPane.QUESTION_MESSAGE);
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if (result == JOptionPane.YES_OPTION) {
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mainFrame.setVisible(true);
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dispose();
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}
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}
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}
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