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 JTable JButton in JTable header

The following code add multiple JButtons to JTable. This code is tested under JDK 1.5, which downloadable from

//Example modified from
* @version 1.0 12/03/98

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.table.*;
import javax.swing.event.*;

* @version 1.2 08/13/99
public class JRadioButtonTableExample2 extends JFrame {

public JRadioButtonTableExample2(){
super( "JRadioButtonTable Example" );

DefaultTableModel dm = new DefaultTableModel();
new Object[][]{
{"1",new Integer(-1)},
{"2",new Integer(-1)},
{"3",new Integer(0)},
{"4",new Integer(1)},
{"5",new Integer(2)}},
new Object[]{"Question","Answer"});

JTable table = new JTable(dm);
String[] answer = {"A","B","C"};

new RadioButtonRenderer(answer)
new RadioButtonEditor(new JCheckBox(),
new RadioButtonPanel(answer))
JScrollPane scroll = new JScrollPane(table);
getContentPane().add( scroll );

// Cell base
class RadioButtonPanel extends JPanel {
JRadioButton[] buttons;

RadioButtonPanel(String[] str) {
setLayout(new BoxLayout(this, BoxLayout.X_AXIS));
buttons = new JRadioButton[str.length];
for (int i=0; i<buttons.length; i++) {
buttons[i] = new JRadioButton(str[i]);

public void setSelectedIndex(int index) {
for (int i=0;i<buttons.length;i++) {
buttons[i].setSelected(i == index);

public int getSelectedIndex() {
for (int i=0; i<buttons.length; i++) {
if (buttons[i].isSelected()) {
return i;
return -1;

public JRadioButton[] getButtons() {
return buttons;

class RadioButtonRenderer extends RadioButtonPanel
implements TableCellRenderer {
RadioButtonRenderer(String[] strs) {

public Component getTableCellRendererComponent(JTable table, Object value,
boolean isSelected, boolean hasFocus, int row, int column) {
if (value instanceof Integer) {
return this;


class RadioButtonEditor extends DefaultCellEditor
implements ItemListener {
RadioButtonPanel panel;

public RadioButtonEditor(JCheckBox checkBox,RadioButtonPanel panel) {
this.panel = panel;
ButtonGroup buttonGroup = new ButtonGroup();
JRadioButton[] buttons = panel.getButtons();
for (int i=0; i<buttons.length; i++) {

public Component getTableCellEditorComponent(JTable table, Object value,
boolean isSelected, int row, int column) {
if (value instanceof Integer) {
return panel;

public Object getCellEditorValue() {
return new Integer(panel.getSelectedIndex());

public void itemStateChanged(ItemEvent e) {


public static void main(String[] args) {
JRadioButtonTableExample2 frame = new JRadioButtonTableExample2();
frame.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
frame.setSize( 230, 140 );



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