The simplest of the bounded range components is the JScrollBar : JScrollBar « Swing « Java Tutorial

1. Java Tutorial
2. Swing
3. JScrollBar

Handling Scrolling Events

import java.awt.BorderLayout;
import java.awt.event.AdjustmentEvent;
import java.awt.event.AdjustmentListener;

import javax.swing.JFrame;
import javax.swing.JScrollBar;


public class ScrollBarSample {
  public static void main(String args[]) {
    AdjustmentListener adjustmentListener = new AdjustmentListener() {
      public void adjustmentValueChanged(AdjustmentEvent adjustmentEvent) {
        System.out.println("Adjusted: " + adjustmentEvent.getValue());
      }
    };
    JScrollBar oneJScrollBar = new JScrollBar(JScrollBar.HORIZONTAL);
    oneJScrollBar.addAdjustmentListener(adjustmentListener);

    JFrame frame = new JFrame("ScrollBars R Us");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.add(oneJScrollBar, BorderLayout.NORTH);
    frame.setSize(300, 200);
    frame.setVisible(true);
  }
}

14.48.JScrollBar
	14.48.1.	The simplest of the bounded range components is the JScrollBar
	14.48.2.	Listening to Scrolling Events with a ChangeListener
	14.48.3.	JScrollBar and Adjustment event
	14.48.4.	Always display scrollbar
	14.48.5.	Customizing a JScrollBar Look and Feel