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1   // Copyright 2005, FreeHEP.
2   package hep.wired.util;
3   
4   import java.awt.*;
5   import javax.swing.*;
6   import javax.swing.undo.*;
7   
8   /***
9    *
10   * @author Mark Donszelmann
11   * @version $Id: WiredUndoManager.java 674 2005-03-11 04:53:14Z duns $
12   */
13  public class WiredUndoManager extends UndoManager {
14  
15      public String getRedoString() {
16          UndoableEdit edit = editToBeRedone();
17          return edit == null ? "" : edit.toString();
18      }
19      
20      public String getUndoString() {
21          UndoableEdit edit = editToBeUndone();
22          return edit == null ? "" : edit.toString();
23      }
24  
25  }