小编use*_*130的帖子

当我点击按钮bAddStudent时,没有任何事情发生.也许那是因为我有这些标签？我不知道,这似乎相当不错.有什么想法吗？我会非常感谢任何建议或解决.这是我的代码:

        import java.awt.BorderLayout;
    import java.awt.Container;
    import java.awt.Dimension;
    import java.awt.event.ActionEvent;
    import java.awt.event.ActionListener;
    import java.text.ParseException;
    import java.util.Vector;

    import javax.swing.JButton;
    import javax.swing.JFormattedTextField;
    import javax.swing.JFrame;
    import javax.swing.JLabel;
    import javax.swing.JOptionPane;
    import javax.swing.JPanel;
    import javax.swing.JScrollPane;
    import javax.swing.JTabbedPane;
    import javax.swing.JTable;
    import javax.swing.JTextArea;
    import javax.swing.JTextField;
    import javax.swing.table.DefaultTableModel;
    import javax.swing.text.MaskFormatter;






    public class MainWindow extends JFrame implements ActionListener {

    private JPanel students;
    private JPanel teachers;
    private JPanel lessons;
    private JPanel courses;
    private JPanel addPanel;

    private JTabbedPane tp;
    private JTabbedPane tp2;

    private Container pane;

    private JButton bAddStudent;
    private JButton addTeacher;


    private …