From 7dc48ea6c85673e33f1c2798bcb67cb529436db5 Mon Sep 17 00:00:00 2001 From: hnu202326010401 <2263510185@qq.com> Date: Sun, 12 Oct 2025 17:05:37 +0800 Subject: [PATCH] Delete 'src/view/ExamFrame.java' --- src/view/ExamFrame.java | 172 ---------------------------------------- 1 file changed, 172 deletions(-) delete mode 100644 src/view/ExamFrame.java diff --git a/src/view/ExamFrame.java b/src/view/ExamFrame.java deleted file mode 100644 index eda873e..0000000 --- a/src/view/ExamFrame.java +++ /dev/null @@ -1,172 +0,0 @@ -package view; - -import javax.swing.JButton; -import javax.swing.JFrame; -import javax.swing.JLabel; -import javax.swing.JOptionPane; -import javax.swing.JPanel; -import javax.swing.JRadioButton; -import javax.swing.ButtonGroup; -import javax.swing.BorderFactory; -import javax.swing.SwingConstants; - -import java.awt.BorderLayout; -import java.awt.FlowLayout; -import java.awt.Font; -import java.awt.GridLayout; - -import model.Paper; -import model.Login; - -/** - * 答题界面（选择题，四选一） - */ -public class ExamFrame extends JFrame { - - private Paper paper; - private Login.Account user; - private int index = 0; - private int score = 0; - - private JLabel qLabel; - private JRadioButton[] radioBtns = new JRadioButton[4]; - private ButtonGroup group; - private JButton submitBtn; - private JButton quitBtn; - - private JPanel centerPanel; - private JPanel bottomPanel; - - public ExamFrame(Paper paper, Login.Account user) { - this.paper = paper; - this.user = user; - - setTitle("答题 - " + user.username); - setSize(700, 400); - setLocationRelativeTo(null); - setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); - - qLabel = new JLabel("", SwingConstants.LEFT); - qLabel.setFont(new Font("Serif", Font.PLAIN, 16)); - JPanel top = new JPanel(new BorderLayout()); - top.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10)); - top.add(qLabel, BorderLayout.CENTER); - - centerPanel = new JPanel(new GridLayout(4, 1, 6, 6)); - group = new ButtonGroup(); - for (int i = 0; i < 4; i++) { - radioBtns[i] = new JRadioButton(); - group.add(radioBtns[i]); - centerPanel.add(radioBtns[i]); - } - - bottomPanel = new JPanel(new FlowLayout(FlowLayout.RIGHT)); - submitBtn = new JButton("提交当前题"); - quitBtn = new JButton("结束并查看成绩"); - bottomPanel.add(quitBtn); - bottomPanel.add(submitBtn); - - add(top, BorderLayout.NORTH); - add(centerPanel, BorderLayout.CENTER); - add(bottomPanel, BorderLayout.SOUTH); - - submitBtn.addActionListener(e -> submitAnswer()); - quitBtn.addActionListener(e -> finishExam()); - - showQuestion(); - setVisible(true); - } - - /** - * 显示一道题 - */ - private void showQuestion() { - if (index >= paper.size()) { - showSubmitPage(); - return; - } - String q = paper.questions.get(index); - qLabel.setText("第 " + (index + 1) + " 题： " + q + ""); - String[] opts = paper.options.get(index); - - for (int i = 0; i < 4; i++) { - radioBtns[i].setText(opts[i]); - } - // 清除上一次选择 - group.clearSelection(); - } - - /** - * 提交当前题 - */ - private void submitAnswer() { - int selected = -1; - for (int i = 0; i < 4; i++) { - if (radioBtns[i].isSelected()) { - selected = i; - } - } - if (selected == -1) { - JOptionPane.showMessageDialog(this, "请选择一个选项后再提交"); - return; - } - // 判断对错 - if (selected == paper.correctIndex[index]) { - score++; - } - - index++; - if (index < paper.size()) { - showQuestion(); - } else { - // 做完所有题 → 显示提交确认页面 - showSubmitPage(); - } - } - - /** - * 做完所有题目后显示确认提交界面 - */ - private void showSubmitPage() { - // 移除中间题目区域和按钮 - getContentPane().remove(centerPanel); - getContentPane().remove(bottomPanel); - - JLabel finishLabel = new JLabel("已完成所有题目，是否确认提交？", SwingConstants.CENTER); - finishLabel.setFont(new Font("Serif", Font.BOLD, 18)); - add(finishLabel, BorderLayout.CENTER); - - JPanel confirmPanel = new JPanel(new FlowLayout(FlowLayout.CENTER)); - JButton confirmBtn = new JButton("确认提交"); - JButton cancelBtn = new JButton("返回最后一题"); - confirmPanel.add(cancelBtn); - confirmPanel.add(confirmBtn); - add(confirmPanel, BorderLayout.SOUTH); - - confirmBtn.addActionListener(e -> finishExam()); - cancelBtn.addActionListener(e -> { - // 返回最后一题继续查看/修改 - getContentPane().remove(finishLabel); - getContentPane().remove(confirmPanel); - add(centerPanel, BorderLayout.CENTER); - add(bottomPanel, BorderLayout.SOUTH); - index = paper.size() - 1; - showQuestion(); - revalidate(); - repaint(); - }); - - revalidate(); - repaint(); - } - - /** - * 完成考试 → 进入成绩界面 - */ - private void finishExam() { - int total = paper.size(); - double percent = total == 0 ? 0 : (100.0 * score / total); - dispose(); - new ResultFrame(user, score, total, percent); - } -}