import java.applet.Applet;
import java.awt.*;

// This appears in Core Web Programming from
// Prentice Hall Publishers, and may be freely used
// or adapted. 1997 Marty Hall, hall@apl.jhu.edu.

/** Illustrates that Panels are opaque. Java 1.1 only.
 * @see LightPanel
 */

public class HeavyPanel extends Applet {
  public void init() {
    setFont(new Font("TimesRoman", Font.BOLD, 18));
    Panel heavy = new Panel();
    heavy.add(new Button("Button 1"));
    heavy.add(new Button("Button 2"));
    add(heavy);
  }

  public void paint(Graphics g) {
    int width = getSize().width,
        height = getSize().height;
    for(int y=5; y<height; y=y+5)
      g.drawLine(0, y, width, y);
  }
}