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comparison dwtx/jface/text/contentassist/IContextInformationPresenter.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.contentassist.IContextInformationPresenter;
14
15 import dwt.dwthelper.utils;
16
17 import dwtx.jface.text.ITextViewer;
18 import dwtx.jface.text.TextPresentation;
19
20
21 /**
22 * A context information presenter determines the presentation
23 * of context information depending on a given document position.
24 * <p>
25 * The interface can be implemented by clients.
26 * </p>
27 *
28 * @since 2.0
29 */
30 public interface IContextInformationPresenter {
31
32 /**
33 * Installs this presenter for the given context information.
34 *
35 * @param info the context information which this presenter should style
36 * @param viewer the text viewer on which the information is presented
37 * @param offset the document offset for which the information has been computed
38 */
39 void install(IContextInformation info, ITextViewer viewer, int offset);
40
41 /**
42 * Updates the given presentation of the given context information
43 * at the given document position. Returns whether update changed the
44 * presentation.
45 *
46 * @param offset the current offset within the document
47 * @param presentation the presentation to be updated
48 * @return <code>true</code> if the given presentation has been changed
49 */
50 bool updatePresentation(int offset, TextPresentation presentation);
51 }