In single Jtable colum can have Textfield as well as Combobox

Question

Hi guys
My requirement is I want comboboxes in some rows and textfield in some rows of SAME column. I searched lot on net but everywhere I found solution for setting editor as well as renderer for ENTIRE column.
I hope you guys understand my problem. Please reply ASAP as I want to implement urgently in my project.
thanks n Regards
Sunil

Answer 1

Below is the code written by Nobuo Tamemasa.
Think it will give you some hints on how to do it.
Try searching for "Nobuo Tamemasa" in any search engine,
if I not wrong there are also example written by him on different component in a single column.
Hope this help.
// File: EachRowEditorExample.java
/* (swing1.1beta3) */
//package jp.gr.java_conf.tame.swing.examples;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.table.*;
import jp.gr.java_conf.tame.swing.table.*;
* @version 1.0 11/09/98
public class EachRowEditorExample extends JFrame {
  public EachRowEditorExample(){
    super("EachRow Editor Example");
    DefaultTableModel dm = new DefaultTableModel();
    dm.setDataVector(
      new Object[][]{{"Name"  ,"MyName"},
                     {"Gender","Male"}},
      new Object[]{"Column1","Column2"});
    JTable table = new JTable(dm);
    JComboBox comboBox = new JComboBox();
    comboBox.addItem("Male");
    comboBox.addItem("Female");
    EachRowEditor rowEditor = new EachRowEditor();
    rowEditor.add(1, new DefaultCellEditor(comboBox));
    table.getColumn("Column2").setCellEditor(rowEditor);
    JScrollPane scroll = new JScrollPane(table);
    getContentPane().add( scroll );
    setSize( 400, 100 );
    setVisible(true);
  public static void main(String[] args) {
    EachRowEditorExample frame = new EachRowEditorExample();
    frame.addWindowListener( new WindowAdapter() {
      public void windowClosing( WindowEvent e ) {
        System.exit(0);
// File: EachRowEditor.java
* (swing1.1beta3) jfc#91
package jp.gr.java_conf.tame.swing.table;
import java.util.*;
import java.awt.*;
import javax.swing.*;
import javax.swing.table.*;
import javax.swing.event.*;
  * each row TableCellEditor
  * @version 1.0 10/20/98
  * @author Nobuo Tamemasa
public class EachRowEditor implements TableCellEditor {
  protected Hashtable editors;
  protected TableCellEditor editor, defaultEditor;
   * Constructs a EachRowEditor.
   * create default editor
   * @see TableCellEditor
   * @see DefaultCellEditor
  public EachRowEditor() {
    editors = new Hashtable();
    defaultEditor = new DefaultCellEditor(new JTextField());
   * @param row    table row
   * @param editor table cell editor
  public void add(int row, TableCellEditor editor) {
    editors.put(new Integer(row),editor);
  public Component getTableCellEditorComponent(JTable table,
      Object value, boolean isSelected, int row, int column) {
    editor = (TableCellEditor)editors.get(new Integer(row));
    if (editor == null) {
      editor = defaultEditor;
    return editor.getTableCellEditorComponent(table,
             value, isSelected, row, column);
  public Object getCellEditorValue() {
    return editor.getCellEditorValue();
  public boolean stopCellEditing() {
    return editor.stopCellEditing();
  public void cancelCellEditing() {
    editor.cancelCellEditing();
  public boolean isCellEditable(EventObject anEvent) {
    return editor.isCellEditable(anEvent);
  public void addCellEditorListener(CellEditorListener l) {
    editor.addCellEditorListener(l);
  public void removeCellEditorListener(CellEditorListener l) {
    editor.removeCellEditorListener(l);
  public boolean shouldSelectCell(EventObject anEvent) {
    return editor.shouldSelectCell(anEvent);
}