Swing JButton:文本上方的图标

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

public class JButtonWithIcon {
    public static void main(String[] args) {
        SwingUtilities.invokeLater(() -> createAndShowGUI());
    }

    private static void createAndShowGUI() {
        JFrame frame = new JFrame("JButton with Icon");
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setSize(300, 200);

        JPanel panel = new JPanel();
        panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));

        JButton button = new JButton("Click me!");
        button.setAlignmentX(Component.CENTER_ALIGNMENT);
        button.setHorizontalTextPosition(SwingConstants.CENTER);
        button.setVerticalTextPosition(SwingConstants.BOTTOM);

        ImageIcon icon = new ImageIcon("path/to/your/icon.png");
        button.setIcon(icon);

        panel.add(button);
        frame.add(panel);

        frame.setVisible(true);
    }
}