java 设置jpane背景图片l

来源：互联网发布：电脑用什么软件编程编辑：程序博客网时间：2024/06/06 02:39
package loginclient;import java.awt.BorderLayout;import java.awt.EventQueue;import java.awt.Graphics;import java.awt.Image;import javax.swing.ImageIcon;import javax.swing.JFrame;import javax.swing.JPanel;import javax.swing.border.EmptyBorder;import java.awt.Color;public class loginclient extends JFrame {private JPanel contentPane;/** * Launch the application. */public static void main(String[] args) {EventQueue.invokeLater(new Runnable() {public void run() {try {loginclient frame = new loginclient();frame.setVisible(true);} catch (Exception e) {e.printStackTrace();}}});}/** * Create the frame. */public loginclient() {setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);setBounds(100, 100, 450, 300);contentPane = new JPanel();    contentPane.setBackground(new Color(0, 206, 209));contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));setContentPane(contentPane);contentPane.setLayout(null);JPanel panel = new JPanel() {              @Override              protected void paintComponent(Graphics g) {                  ImageIcon icon = new ImageIcon("src//1.PNG");                  Image img = icon.getImage();                  g.drawImage(img, 0, 0, icon.getIconWidth(), icon.getIconHeight(), icon.getImageObserver());              }          };  //panel.setBounds(100, 100, 450, 300);panel.setBounds(41, 51, 58, 20);contentPane.add(panel);//this.add(panel, BorderLayout.CENTER);          //this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);          //this.setVisible(true);  }}
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