How can I add JScrollpane to one of the panels of a JFrame????

Question

I want to generate a screen with one JFrame and two JPanels.one panel to the left of the Frame and another to the right.
I want to add a Jscrollpane to left panel,to which i am adding images so that they can be scrolled.How can I achieve this ???????????
please reply me.............
this is Basic Frame class.
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.media.j3d.*;
import javax.vecmath.*;
public class BasicFrame
private JFrame frame = null;
private JPanel CanvasPanel = new JPanel();
private JPanel libraryPanel = null;
public static void main(String args[])
new BasicFrame();
public BasicFrame()
frame = new JFrame( "Java3d Demo of VRML Loading ");
frame.setSize( 800, 600 );
frame.setLayout(new BorderLayout());
     frame.add(CanvasPanel,BorderLayout.EAST);
frame.add(new LibraryPanel(),BorderLayout.WEST);
     frame.setMenuBar(createMenuBar());
frame.setVisible( true );
     // kill the window on close
     frame.addWindowListener(new WindowAdapter()
     public void windowClosing(WindowEvent winEvent)
     System.exit(0);
public MenuBar createMenuBar()
MenuBar menubar = new MenuBar();
     Menu menu;
Menu subMenu;
MenuItem menuItem;
menu = new Menu("File");
menuItem = new MenuItem("New");
menu.add(menuItem);
//menuItem.addActionListener(this);
menuItem = new MenuItem("Load");
menu.add(menuItem);
//menuItem.addActionListener(this);
subMenu = new Menu("Save");
menu.add(subMenu);
menuItem = new MenuItem("VRML97");
subMenu.add(menuItem);
//menuItem.addActionListener(this);
menuItem = new MenuItem("X3D");
subMenu.add(menuItem);
//menuItem.addActionListener(this);
subMenu = new Menu("Print");
menu.add(subMenu);
menuItem = new MenuItem("VRML97");
subMenu.add(menuItem);
//menuItem.addActionListener(this);
menuItem = new MenuItem("X3D");
subMenu.add(menuItem);
//menuItem.addActionListener(this);
menuItem = new MenuItem("Quit");
menu.add(menuItem);
//menuItem.addActionListener(this);
menubar.add(menu);
menu = new Menu("View");
menuItem = new MenuItem("Reset");
menu.add(menuItem);
menuItem.addActionListener(new ActionListener()
public void actionPerformed(ActionEvent e)
menubar.add(menu);
return menubar;
this is Library panel class.To this,I want to add Jscrollpane to scroll the images displayed in this panel.
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.util.*;
import java.awt.image.BufferedImage;
import javax.imageio.ImageIO;
public class LibraryPanel extends JPanel
private ArrayList<String> imageList = new ArrayList<String>();
private ImageIcon imageIcon;
private JLabel imageLabel[] = new JLabel[100];
private String path = "small images";
private JList list;
LibraryPanel()
setSize(400, 600);
setBorder(BorderFactory.createLineBorder(Color.black));
setLayout(new FlowLayout());
JScrollBar vbar = new JScrollBar(JScrollBar.VERTICAL, 30, 40, 0, 300);
indexFiles();
for(int imageNo=0;imageNo<imageList.size();imageNo++)
try
imageIcon = new ImageIcon(path + "/" + imageList.get(imageNo));
imageLabel[imageNo] = new JLabel(imageIcon);
//scrollPane.getViewport().
          add(imageLabel[imageNo]);
catch (IllegalArgumentException illegalArgEx)
illegalArgEx.printStackTrace();
     add(comboBox(),FlowLayout.CENTER);
add(vbar,FlowLayout.CENTER);
public JComboBox comboBox()
String[] comboTypes = { "Sachin", "YuvRaj", "Ganguly", "Dravid", "Sehwag", "Dhoni" };
     // Create the combo box, and set 2nd item as Default
     JComboBox comboTypesList = new JComboBox(comboTypes);
     comboTypesList.setSelectedIndex(0);
     return comboTypesList;
public void indexFiles()
File dir = new File(path);
String[] children = dir.list();
if (children == null)
System.err.println("Error: The directory doesn't exists!");
System.exit(1);
else
imageList.ensureCapacity(children.length);
for (int i = 0; i < children.length; i++)
if(children.endsWith(".jpg"))
imageList.add(children[i]);
please reply me

Answer 1

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.media.j3d.*;
import javax.vecmath.*;
public class BasicFrame
    private JFrame frame = null;
    private JPanel CanvasPanel = new JPanel();
    private JPanel libraryPanel = null;
    public static void main(String args[])
        new BasicFrame(); 
    public BasicFrame()
        frame = new JFrame( "Java3d Demo of VRML Loading ");
        frame.setSize( 800, 600 );
        frame.setLayout(new BorderLayout());
     frame.add(CanvasPanel,BorderLayout.EAST);
        frame.add(new LibraryPanel(),BorderLayout.WEST);
     frame.setMenuBar(createMenuBar());
        frame.setVisible( true );
     // kill the window on close
     frame.addWindowListener(new WindowAdapter()
         public void windowClosing(WindowEvent winEvent)
             System.exit(0);
    public MenuBar createMenuBar()
        MenuBar menubar = new MenuBar();
     Menu menu;
        Menu subMenu;
        MenuItem menuItem;
        menu = new Menu("File");
        menuItem = new MenuItem("New");
        menu.add(menuItem);
        //menuItem.addActionListener(this);
        menuItem = new MenuItem("Load");
        menu.add(menuItem);
        //menuItem.addActionListener(this);
        subMenu = new Menu("Save");
        menu.add(subMenu);
        menuItem = new MenuItem("VRML97");
        subMenu.add(menuItem);
        //menuItem.addActionListener(this);
        menuItem = new MenuItem("X3D");
        subMenu.add(menuItem);
        //menuItem.addActionListener(this);
        subMenu = new Menu("Print");
        menu.add(subMenu);
        menuItem = new MenuItem("VRML97");
        subMenu.add(menuItem);
        //menuItem.addActionListener(this);
        menuItem = new MenuItem("X3D");
        subMenu.add(menuItem);
        //menuItem.addActionListener(this);
        menuItem = new MenuItem("Quit");
        menu.add(menuItem);
        //menuItem.addActionListener(this);
        menubar.add(menu);
        menu = new Menu("View");
        menuItem = new MenuItem("Reset");
        menu.add(menuItem);
        menuItem.addActionListener(new ActionListener()
            public void actionPerformed(ActionEvent e)
        menubar.add(menu);
        return menubar;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.util.*;
import java.awt.image.BufferedImage;
import javax.imageio.ImageIO;
public class LibraryPanel extends JPanel
    private ArrayList<String> imageList = new ArrayList<String>();
    private ImageIcon imageIcon;
    private JLabel imageLabel[] = new JLabel[100];
    private String path = "small images";
    private JList list;
    LibraryPanel()
        setSize(400, 600);
        setBorder(BorderFactory.createLineBorder(Color.black));
        setLayout(new FlowLayout());
        JScrollBar vbar = new JScrollBar(JScrollBar.VERTICAL, 30, 40, 0, 300);
        indexFiles();
        for(int imageNo=0;imageNo<imageList.size();imageNo++)
            try
                imageIcon = new ImageIcon(path + "/" + imageList.get(imageNo));
                imageLabel[imageNo] = new JLabel(imageIcon);
                //scrollPane.getViewport().
          add(imageLabel[imageNo]);
            catch (IllegalArgumentException illegalArgEx)
                illegalArgEx.printStackTrace();
     add(comboBox(),FlowLayout.CENTER);
        add(vbar,FlowLayout.CENTER);
    public JComboBox comboBox()
        String[] comboTypes = { "Sachin", "YuvRaj", "Ganguly", "Dravid", "Sehwag", "Dhoni" };
     // Create the combo box, and set 2nd item as Default
     JComboBox comboTypesList = new JComboBox(comboTypes);
     comboTypesList.setSelectedIndex(0);    
     return comboTypesList;
    public void indexFiles()
        File dir = new File(path);
        String[] children = dir.list();
        if (children == null)
            System.err.println("Error: The directory doesn't exists!");
            System.exit(1);
        else
            imageList.ensureCapacity(children.length);
            for (int i = 0; i < children.length; i++)
                if(children.endsWith(".jpg"))
imageList.add(children[i]);