小鱼宝宝 - 云代码空间
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| lass MainForm extends JFrame implements ActionListener { |
| JMenu mSystem = new JMenu("系统"); |
| JMenuItem mExit = new JMenuItem("退出"); |
| JMenu mOperate = new JMenu("数据操作"); |
| JMenuItem mAdd = new JMenuItem("添加"); |
| JMenuItem mDel = new JMenuItem("删除"); |
| JMenuItem mModify = new JMenuItem("修改"); |
| JMenuItem mBrowse = new JMenuItem("浏览"); |
| JMenu mQuery = new JMenu("查询"); |
| JMenuItem mNumber = new JMenuItem("按学号查询"); |
| JMenuItem mScore = new JMenuItem("按成绩查询"); |
| JMenu mHelp = new JMenu("帮助"); |
| JMenuItem mAbout = new JMenuItem("关于"); |
| JMenuBar mBar = new JMenuBar(); |
| MainForm() { |
| super("学生成绩管理系统"); |
| setSize(700, 630); |
| setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE); |
| mSystem.add(mExit); |
| mOperate.add(mAdd); |
| mOperate.add(mDel); |
| mOperate.add(mModify); |
| mOperate.add(mBrowse); |
| mQuery.add(mNumber); |
| mQuery.add(mScore); |
| mHelp.add(mAbout); |
| mBar.add(mSystem); |
| mBar.add(mOperate); |
| mBar.add(mQuery); |
| mBar.add(mHelp); |
| setJMenuBar(mBar); |
| mExit.addActionListener(this); |
| mAdd.addActionListener(this); |
| mDel.addActionListener(this); |
| mModify.addActionListener(this); |
| mBrowse.addActionListener(this); |
| mNumber.addActionListener(this); |
| mScore.addActionListener(this); |
| mAbout.addActionListener(this); |
| setContentPane(new MyPanel()); |
| setVisible(true); |
| } |
| public void actionPerformed(ActionEvent ae) { |
| if (ae.getSource() == mExit) |
| System.exit(0); |
| else if (ae.getSource() == mAbout) |
| JOptionPane.showMessageDialog(this, |
| "学生管理系统 V1.0\n\n重庆邮电大学计算机学院\n\n2011年11月", "关于", |
| JOptionPane.INFORMATION_MESSAGE); |
| else if (ae.getSource() == mAdd) |
| new AddForm().setVisible(true); |
| else if (ae.getSource() == mDel) |
| new DeleteForm().setVisible(true); |
| else if (ae.getSource() == mModify) |
| new ModifyForm().setVisible(true); |
| else if (ae.getSource() == mBrowse) |
| new BrowseForm().setVisible(true); |
| else if (ae.getSource() == mNumber) |
| new NumberQueryForm().setVisible(true); |
| else if (ae.getSource() == mScore) |
| new ScoreQueryForm().setVisible(true); |
| } |
| public static void main(String[] args) { |
| new MainForm(); |
| } |
| } |