1. oto przykladowy program , Hummer 23/11/04 19:44
   import java.awt.*;
   import javax.swing.*;
   import java.util.*;
   
   public class tlo extends JFrame {
   tloPanel panel = new tloPanel();
   
   public tlo() {
   super("Background");
   setSize(300, 200);
   setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
   JPanel pane = new JPanel();
   pane.setLayout(new GridLayout(1, 1, 15, 15));
   pane.add(panel);
   setContentPane(pane);
   show();
   }
   
   public static void main(String[] arguments) {
   tlo background = new tlo();
   }
   }
   
   class tloPanel extends JPanel {
   Image back;
   
   tloPanel() {
   super();
   setBackground(Color.black);
   Toolkit kit = Toolkit.getDefaultToolkit();
   
   back = kit.getImage("tlo.jpg");
   
   
   }
   
   public void paintComponent(Graphics comp) {
   Graphics2D comp2D = (Graphics2D)comp;
   if (back != null)
   comp2D.drawImage(back, 0, 0, this);
   }
   }

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