Bind the undo action to ctl-Z : Redo Undo « Swing « Java Tutorial

import java.awt.event.ActionEvent;

import javax.swing.AbstractAction;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.KeyStroke;
import javax.swing.event.UndoableEditEvent;
import javax.swing.event.UndoableEditListener;
import javax.swing.text.Document;
import javax.swing.text.JTextComponent;
import javax.swing.undo.CannotUndoException;
import javax.swing.undo.UndoManager;

public class Main {
  public static void main(String[] argv) {

    JTextComponent textcomp = new JTextArea();
    final UndoManager undo = new UndoManager();
    Document doc = textcomp.getDocument();

    doc.addUndoableEditListener(new UndoableEditListener() {
      public void undoableEditHappened(UndoableEditEvent evt) {

    textcomp.getActionMap().put("Undo", new AbstractAction("Undo") {
      public void actionPerformed(ActionEvent evt) {
        try {
          if (undo.canUndo()) {
        } catch (CannotUndoException e) {

    textcomp.getInputMap().put(KeyStroke.getKeyStroke("control Z"), "Undo");

    JFrame frame = new JFrame();
    frame.add(new JScrollPane(textcomp));
    frame.setSize(380, 320);

14.113.Redo Undo
14.113.1.Undo EditorUndo Editor
14.113.2.Using the Undo Framework with Swing Text ComponentsUsing the Undo Framework with Swing Text Components
14.113.3.Undoable DrawingUndoable Drawing
14.113.4.Adding Undo and Redo to a Text Component
14.113.5.Bind the undo action to ctl-Z
14.113.6.Create a redo action and add it to the text component (JTextComponent)
14.113.7.Listen for undo and redo events
14.113.8.Create an undo action and add it to the text component