backgroundpanel.java

本系统充分利用了Java语言的平台无关性等众多优点

package wodqq;



import java.awt.Graphics;
import java.awt.Graphics2D;
import javax.swing.ImageIcon;
import javax.swing.JPanel;
import javax.swing.*;

public class BackGroundPanel
    extends JPanel {
  private ImageIcon imageIcon;

  public BackGroundPanel(ImageIcon imageIcon) {
    this.imageIcon = imageIcon;
  }

  public BackGroundPanel() {
  }

  public void paintComponent(Graphics g) {
    super.paintComponents(g);
    Graphics2D g2d = (Graphics2D) g;
    g2d.drawImage(imageIcon.getImage(), 0, 0,
                  imageIcon.getIconWidth(),
                  imageIcon.getIconHeight(), this);
  }
}