爱玺玺

package com.dingcan.tools;

import java.awt.Graphics;

import java.awt.Image;

import java.awt.Toolkit;

import javax.swing.JPanel;

public class PanelBg extends JPanel{

    Image imgbg;

    public PanelBg(Image imgbg) {

    this.imgbg=imgbg;

    int width=Toolkit.getDefaultToolkit().getScreenSize().width;

    int height=Toolkit.getDefaultToolkit().getScreenSize().height;

    this.setSize(width, height);

}

    public void paintComponent(Graphics g){

    super.paintComponent(g);

    g.drawImage(imgbg,0,0, this.getWidth(), this.getHeight(), this);

    }

}