~~~ package cy.tool; import java.awt.*; import javax.swing.*; import javax.imageio.*; public class ImagePanel extends JPanel{ Image im; public ImagePanel(Image im) { this.im=im; 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(im,0,0,this.getWidth(),this.getHeight(),this); } } ~~~