与JPanel连接的按钮

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

public class ButtonPanelExample {
    public static void main(String[] args) {
        JFrame frame = new JFrame("Button Panel Example");
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        JPanel panel = new JPanel();

        JButton button = new JButton("Click Me");
        button.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                // 在按钮被点击时执行的操作
                System.out.println("Button clicked!");
            }
        });

        panel.add(button);
        frame.add(panel);
        frame.pack();
        frame.setVisible(true);
    }
}