java Jlayered窗格缩放，loo孩子的鼠标事件

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

public class JLayeredPaneExample {
    public static void main(String[] args) {
        JFrame frame = new JFrame("JLayeredPane Example");
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setSize(400, 400);

        JLayeredPane layeredPane = new JLayeredPane();
        layeredPane.setPreferredSize(new Dimension(400, 400));

        // 创建需要缩放的子组件
        JLabel label = new JLabel("Hello, World!");
        label.setBounds(100, 100, 200, 50);

        // 添加子组件到JLayeredPane中
        layeredPane.add(label, JLayeredPane.DEFAULT_LAYER);

        // 实现鼠标事件监听器
        layeredPane.addMouseListener(new MouseAdapter() {
            @Override
            public void mouseWheelMoved(MouseWheelEvent e) {
                // 根据鼠标滚轮事件调整子组件的大小
                int rotation = e.getWheelRotation();
                int width = label.getWidth();
                int height = label.getHeight();

                if (rotation < 0) {
                    // 向上滚动，增大子组件的大小
                    label.setSize(width + 10, height + 10);
                } else {
                    // 向下滚动，减小子组件的大小
                    label.setSize(width - 10, height - 10);
                }
            }
        });

        frame.add(layeredPane);
        frame.setVisible(true);
    }
}