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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.ISelectionValidator;
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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.viewers.ISelection;
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19
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20
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21 /**
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22 * A selection validator allows clients to test whether the selection they
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23 * received during selection changed notification is valid.
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24 * <p>
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25 * For example, selection and document changes that occur between the original
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26 * selection and the point in time the validator is called cause the selection
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27 * to be invalid.</p>
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28 * <p>
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29 * Clients may implement and use this interface.
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30 * </p>
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31 *
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32 * @since 3.0
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33 */
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34 public interface ISelectionValidator {
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35
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36 /**
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37 * Tests whether the given post selection is still valid.
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38 *
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39 * @param selection
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40 * @return <code>true</code> if the selection is still valid
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41 */
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42 bool isValid(ISelection selection);
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43 }
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