添加边框到jcheckbox

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

public class CheckBoxWithBorderExample {
    public static void main(String[] args) {
        JFrame frame = new JFrame("CheckBox with Border Example");
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setSize(300, 200);

        JPanel panel = new JPanel();
        panel.setLayout(new FlowLayout());

        JCheckBox checkBox = new JCheckBox("Check Box");
        Border border = BorderFactory.createLineBorder(Color.RED); // 创建红色边框
        checkBox.setBorder(border);

        panel.add(checkBox);
        frame.add(panel);
        frame.setVisible(true);
    }
}