Button Table Example : Grid Table « Swing Components « Java

Button Table Example

Button Table Example
// Example from http://www.crionics.com/products/opensource/faq/swing_ex/SwingExamples.html

import java.awt.Component;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;

import javax.swing.DefaultCellEditor;
import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JFrame;
import javax.swing.JOptionPane;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.UIManager;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableCellRenderer;

 * @version 1.0 11/09/98
public class JButtonTableExample extends JFrame {

  public JButtonTableExample() {
    super("JButtonTable Example");

    DefaultTableModel dm = new DefaultTableModel();
    dm.setDataVector(new Object[][] { { "button 1", "foo" },
        { "button 2", "bar" } }, new Object[] { "Button", "String" });

    JTable table = new JTable(dm);
    table.getColumn("Button").setCellRenderer(new ButtonRenderer());
        new ButtonEditor(new JCheckBox()));
    JScrollPane scroll = new JScrollPane(table);
    setSize(400, 100);

  public static void main(String[] args) {
    JButtonTableExample frame = new JButtonTableExample();
    frame.addWindowListener(new WindowAdapter() {
      public void windowClosing(WindowEvent e) {
 * @version 1.0 11/09/98

class ButtonRenderer extends JButton implements TableCellRenderer {

  public ButtonRenderer() {

  public Component getTableCellRendererComponent(JTable table, Object value,
      boolean isSelected, boolean hasFocus, int row, int column) {
    if (isSelected) {
    } else {
    setText((value == null) ? "" : value.toString());
    return this;

 * @version 1.0 11/09/98

class ButtonEditor extends DefaultCellEditor {
  protected JButton button;

  private String label;

  private boolean isPushed;

  public ButtonEditor(JCheckBox checkBox) {
    button = new JButton();
    button.addActionListener(new ActionListener() {
      public void actionPerformed(ActionEvent e) {

  public Component getTableCellEditorComponent(JTable table, Object value,
      boolean isSelected, int row, int column) {
    if (isSelected) {
    } else {
    label = (value == null) ? "" : value.toString();
    isPushed = true;
    return button;

  public Object getCellEditorValue() {
    if (isPushed) {
      JOptionPane.showMessageDialog(button, label + ": Ouch!");
      // System.out.println(label + ": Ouch!");
    isPushed = false;
    return new String(label);

  public boolean stopCellEditing() {
    isPushed = false;
    return super.stopCellEditing();

  protected void fireEditingStopped() {


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