// A Scrollbar Event Application

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

  public class ScrollbarExample extends Applet implements AdjustmentListener, ActionListener
  {
	
	private Scrollbar scrollbar;
	private TextField status;
	private Button resetButton;
	
	public void init()
	{
	  this.setLayout(new GridLayout(2,1));
	  Panel topPanel = new Panel();
	
	  this.status = new TextField(20);
	  this.scrollbar = new Scrollbar(Scrollbar.HORIZONTAL, 50, 10, 0, 110);
	  this.resetButton = new Button("Reset");

	  this.resetButton.addActionListener(this);
	  this.scrollbar.addAdjustmentListener(this);

	  topPanel.add(status);
	  topPanel.add(resetButton);
		
	  this.add(topPanel);
	  this.add(scrollbar);

	  this.updateText();
	}
	
	public void actionPerformed(ActionEvent e)
	{
	  if (e.getActionCommand().equals("Reset"))
	  {
		this.scrollbar.setValue(0);
		this.updateText();
 	  }
	}

	public void adjustmentValueChanged(AdjustmentEvent e)
	{
	  if (e.getSource().equals(scrollbar))
	  {
		this.updateText();
	  }
	}

	private void updateText()
	{
	  status.setText("Scroll Value = " + scrollbar.getValue());
	}
  }