📄 desktoppanel.java
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package com.lzw;
import java.awt.*;
import java.net.URL;
import javax.swing.*;
public class DesktopPanel extends JDesktopPane {
private static final long serialVersionUID = 1L;
private final Image backImage;
/**
* 默认的构造方法
*/
public DesktopPanel() {
super();
URL url = DesktopPanel.class.getResource("/res/back.jpg");
backImage = new ImageIcon(url).getImage();
}
@Override
protected void paintComponent(Graphics g) {
// super.paintComponent(g);
int width = getWidth();
int height = this.getHeight();
g.drawImage(backImage, 0, 0, width, height, this);
}
}
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