图片按钮

package cn.rushangw.lesson05;

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

public class JButtonDemo01 extends JFrame {
    public JButtonDemo01(){
        Container container = getContentPane();
        //将一个图片变成图标
        URL url = JButtonDemo01.class.getResource("lADPD3W5ONBVGtTNBDjNB4A_1920_1080.jpg");
        Icon icon = new ImageIcon(url);

        //把这个图标放在按钮上
        JButton button = new JButton();
        button.setIcon(icon);
        //鼠标悬停出现的文字
        button.setToolTipText("图片按钮");

        container.add(button);
        setVisible(true);
        setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
        setBounds(1,1,500,500);

    }

    public static void main(String[] args) {
        new JButtonDemo01();
    }
}