import java.awt.*;

import javax.swing.*;

import javax.swing.tree.*;

/* <applet code= JTreeDemo width = 300 height = 300></applet>*/

public class JTreeDemo extends JApplet

{

JTree t;

public void init(){

// Container c = getContentPane();

// c.setLayout(new BorderLayout());

DefaultMutableTreeNode top = new DefaultMutableTreeNode("Options");

DefaultMutableTreeNode a = new DefaultMutableTreeNode("A");

top.add(a);

DefaultMutableTreeNode a1 = new DefaultMutableTreeNode("A1");

a.add(a1);

DefaultMutableTreeNode a2 = new DefaultMutableTreeNode("A2");

a.add(a2);

DefaultMutableTreeNode b = new DefaultMutableTreeNode("B");

top.add(b);

DefaultMutableTreeNode b1 = new DefaultMutableTreeNode("B1");

b.add(b1);

DefaultMutableTreeNode b2 = new DefaultMutableTreeNode("B2");

b.add(b2);

t = new JTree(top);

add(t);

}

}