KidsLovePC Contact Us
  Home   PHP  Graphics ASP  JavaScript   J2EE  HTML  JAVA   Swing   Webtip  Forums  Lyric  Free sheet music  Ringtones
java,jtable,jtree,swing Return to JAVA table list

Best books about JAVA programming:

JAVA JTree Icon node

The following code adds icons on JTree node. Each node could have different icon. This example has four files:,, and

/*Example modified from

import java.util.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.tree.*;
import javax.swing.event.*;
import javax.swing.plaf.metal.*;

public class IconNodeTreeExample extends JFrame {
public IconNodeTreeExample() {
super("IconNode TreeExample");

String[] strs = {"swing home", // 0
"platf", // 1
"basic.txt", // 2
"metal.c", // 3
"", // 4
"metal.html", // 5
"Computer", // 6
"A:", // 7
"C:", // 8
"D:"}; // 9

IconNode[] nodes = new IconNode[strs.length];
for (int i=0;i<strs.length;i++)
nodes[i] = new IconNode(strs[i]);
for (int i=2;i<=5;i++) nodes[1].add(nodes[i]);
for (int i=7;i<=9;i++) nodes[6].add(nodes[i]);

// set Icon directly

// use JTree default Icon
// nodes[1]
// nodes[2]

// set Icon by user Object
// nodes[3]
// nodes[4]
// nodes[5]

// set Icon by name

JTree tree = new JTree( nodes[0] );
tree.putClientProperty("JTree.icons", makeIcons());
tree.setCellRenderer(new IconNodeRenderer());
JScrollPane sp = new JScrollPane(tree);
getContentPane().add(sp, BorderLayout.CENTER);

private Hashtable makeIcons() {
Hashtable icons = new Hashtable();
icons.put("hardDrive" ,MetalIconFactory.getTreeHardDriveIcon());
icons.put("computer" ,MetalIconFactory.getTreeComputerIcon());
icons.put("c" ,TextIcons.getIcon("c"));
icons.put("java" ,TextIcons.getIcon("java"));
icons.put("html" ,TextIcons.getIcon("html"));
return icons;

public static void main(String args[]) {
IconNodeTreeExample frame = new IconNodeTreeExample();
frame.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {System.exit(0);}
frame.setSize(300, 150);


Sponsored link
Java JTabbedPane
JTabbedPane Preview List
Java JComboBox
JComboBox Preview List
Java JTooltip
JTooltip Preview List
Java JList
JList Preview List
Java JTree
JTree Preview List 1
JTree Preview List 2
JTable Preview List 1
JTable Preview List 2
JTable Preview List 3
JTable Preview List 4
JTable Preview List 5
JTable Preview List 6
JTable Preview List 7
JAVA Jslide
JSlide Preview List



Best books about JAVA programming from Amazon
Professional Java, JDK 5 Edition (Paperback Simply Java Programming: An Application-Driven Tutorial Approach (Paperback) Effective Java Programming Language Guide (Paperback) Head First Java, 2nd Edition (Paperback) Java : An Introduction to Problem Solving and Programming (4th Edition)


Printer Inkjet A Z lyricsLearn ChineseHome|PHP|Swing|HTML|JavaScript|ASP|JAVA|Forum|WebTip|Contact Us
Copyright © All rights reserved(new). Privacy|Copyright
designed by

Please help us cover the web site maintenance fee.
barcode scanner Thermal Printer credit card machine bar code printer