Java JScrollBar

Last Updated : 18 Sept 2026

The object of JScrollbar class is used to add horizontal and vertical scrollbar. It is an implementation of a scrollbar. It inherits JComponent class.

JScrollBar class declaration

Let's see the declaration for javax.swing.JScrollBar class.

Commonly used Constructors:

Constructor	Description
JScrollBar()	Creates a vertical scrollbar with the initial values.
JScrollBar(int orientation)	Creates a scrollbar with the specified orientation and the initial values.
JScrollBar(int orientation, int value, int extent, int min, int max)	Creates a scrollbar with the specified orientation, value, extent, minimum, and maximum.

Java JScrollBar Example

import javax.swing.*;
class ScrollBarExample
{
ScrollBarExample(){
    JFrame f= new JFrame("Scrollbar Example");
 JScrollBar s=new JScrollBar();
s.setBounds(100,100, 50,100);
f.add(s);
f.setSize(400,400);
f.setLayout(null);
f.setVisible(true);
}
public static void main(String args[])
{
new ScrollBarExample();
}}

Output:

Java JScrollBar Example with AdjustmentListener

import javax.swing.*;
import java.awt.event.*;
class ScrollBarExample
{
ScrollBarExample(){
    JFrame f= new JFrame("Scrollbar Example");
    final JLabel label = new JLabel();        
    label.setHorizontalAlignment(JLabel.CENTER);  
    label.setSize(400,100);
    final JScrollBar s=new JScrollBar();
    s.setBounds(100,100, 50,100);
    f.add(s); f.add(label);
    f.setSize(400,400);
   f.setLayout(null);
   f.setVisible(true);
   s.addAdjustmentListener(new AdjustmentListener() {
    public void adjustmentValueChanged(AdjustmentEvent e) {
       label.setText("Vertical Scrollbar value is:"+ s.getValue());
    }
 });
}
public static void main(String args[])
{
   new ScrollBarExample();
}}

Output:

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