import javax.swing.*;
import javax.swing.tree.*;
import java.awt.*;
public class JTreedemo extends JApplet
{
public void init()
{
try{
SwingUtilities.invokeAndWait(new Runnable(){
public void run()
{
makeGUI();
}
});
}
catch(Exception e)
{
System.out.println("cannot create"+e);
}
}
private void makeGUI()
{
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);
JTree tree=new JTree(top);
add(tree);
}
}
*****************************************************************
<html>
<body>
<applet code="JTreedemo.class" width=200 height=300>
</applet>
</body>
</html>
Output:
No comments:
Post a Comment