关闭JFileChooser和JDialog后禁用JFrame

import javax.swing.*;
import java.awt.event.*;

public class MainFrame extends JFrame {
    private JFileChooser fileChooser;
    private JDialog dialog;

    public MainFrame() {
        // 初始化JFrame和其他组件
        // ...

        // 添加WindowListener来捕获JFileChooser和JDialog的关闭事件
        addWindowListener(new WindowAdapter() {
            @Override
            public void windowClosed(WindowEvent e) {
                // 在关闭事件中禁用JFrame
                setEnabled(false);
            }
        });

        // 创建JFileChooser和JDialog
        fileChooser = new JFileChooser();
        dialog = new JDialog(this, "Dialog", true);

        // 设置JDialog的关闭事件
        dialog.addWindowListener(new WindowAdapter() {
            @Override
            public void windowClosed(WindowEvent e) {
                // 在关闭事件中禁用JFrame
                setEnabled(false);
            }
        });
    }

    public static void main(String[] args) {
        SwingUtilities.invokeLater(() -> {
            MainFrame frame = new MainFrame();
            frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            frame.setSize(400, 300);
            frame.setVisible(true);
        });
    }
}