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Java > Open Source Codes > org > eclipse > jface > text > IUndoManagerExtension


1 /*******************************************************************************
2  * Copyright (c) 2000, 2005 IBM Corporation and others.
3  * All rights reserved. This program and the accompanying materials
4  * are made available under the terms of the Eclipse Public License v1.0
5  * which accompanies this distribution, and is available at
6  * http://www.eclipse.org/legal/epl-v10.html
7  *
8  * Contributors:
9  * IBM Corporation - initial API and implementation
10  *******************************************************************************/
11 package org.eclipse.jface.text;
12
13 import org.eclipse.core.commands.operations.IUndoContext;
14
15
16 /**
17  * Extension interface for {@link org.eclipse.jface.text.IUndoManager}.
18  * Introduces access to the undo context.
19  *
20  * @see org.eclipse.jface.text.IUndoManager
21  * @since 3.1
22  */
23 public interface IUndoManagerExtension {
24
25     /**
26      * Returns this undo manager's undo context.
27      *
28      * @return the undo context or <code>null</code> if the undo manager is not connected
29      * @see org.eclipse.core.commands.operations.IUndoContext
30      */
31     IUndoContext getUndoContext();
32
33 }
34
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