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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2005 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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10 * Port to the D programming language:
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11 * Frank Benoit <benoit@tionex.de>
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12 *******************************************************************************/
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13 module dwtx.jface.text.information.IInformationProviderExtension;
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14
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15 import dwt.dwthelper.utils;
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16
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17
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18 import dwtx.jface.text.IRegion;
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19 import dwtx.jface.text.ITextViewer;
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20
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21
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22 /**
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23 * Extends {@link dwtx.jface.text.information.IInformationProvider} with
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24 * the ability to provide the element for a given subject.
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25 *
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26 * @see dwtx.jface.text.information.IInformationProvider
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27 * @since 2.1
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28 */
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29 public interface IInformationProviderExtension {
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30
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31 /**
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32 * Returns the element for the given subject or <code>null</code> if
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33 * no element is available.
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34 * <p>
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35 * Implementers should ignore the text returned by {@link IInformationProvider#getInformation(ITextViewer, IRegion)}.
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36 * </p>
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37 *
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38 * @param textViewer the viewer in whose document the subject is contained
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39 * @param subject the text region constituting the information subject
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40 * @return the element for the subject
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41 *
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42 * @see IInformationProvider#getInformation(ITextViewer, IRegion)
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43 * @see dwtx.jface.text.ITextViewer
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44 */
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45 Object getInformation2(ITextViewer textViewer, IRegion subject);
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46 }
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