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

public class WindowBlind extends Applet
    implements AdjustmentListener {
    private Scrollbar slider;
    private int sliderValue;

    public void init () {
    slider=new Scrollbar(Scrollbar.VERTICAL,0,1,0,101);
    add(slider);
    slider.addAdjustmentListener(this);
    }

    public void paint(Graphics g) {
    showStatus("Scrollbar value is"+sliderValue);
    g.drawRect(40,80,60,100);
    g.fillRect(40,80,60,sliderValue);
    }

    public void adjustmentValueChanged(AdjustmentEvent e) {
    sliderValue=slider.getValue();
    repaint();
    }
}