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comparison dwtx/jface/text/IPositionUpdater.d @ 129:eb30df5ca28b

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Added JFace Text sources
author Frank Benoit <benoit@tionex.de>
date Sat, 23 Aug 2008 19:10:48 +0200
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128:8df1d4193877 129:eb30df5ca28b
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 * Port to the D programming language:
11 * Frank Benoit <benoit@tionex.de>
12 *******************************************************************************/
13 module dwtx.jface.text.IPositionUpdater;
14
15 import dwt.dwthelper.utils;
16
17
18 /**
19 * A position updater is responsible for adapting document positions. When
20 * installed on a document, the position updater updates the document's
21 * positions to changes applied to this document. Document updaters can be
22 * selective, i.e. they might only update positions of a certain category.
23 * <p>
24 * Position updaters are of primary importance for the definition of the
25 * semantics of positions.
26 * <p>
27 * Clients may implement this interface or use the standard implementation
28 * {@link dwtx.jface.text.DefaultPositionUpdater}.
29 * </p>
30 *
31 * @see dwtx.jface.text.IDocument
32 * @see dwtx.jface.text.Position
33 */
34 public interface IPositionUpdater {
35
36 /**
37 * Adapts positions to the change specified by the document event.
38 * It is ensured that the document's partitioning has been adapted to
39 * this document change and that all the position updaters which have
40 * a smaller index in the document's position updater list have been called.
41 *
42 * @param event the document event describing the document change
43 */
44 void update(DocumentEvent event);
45 }