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/*******************************************************************************
* Copyright (c) 2000, 2005 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jface.text;
import org.eclipse.jface.viewers.ISelection;
/**
* A selection validator allows clients to test whether the selection they
* received during selection changed notification is valid.
* <p>
* For example, selection and document changes that occur between the original
* selection and the point in time the validator is called cause the selection
* to be invalid.</p>
* <p>
* Clients may implement and use this interface.
* </p>
*
* @since 3.0
*/
public interface ISelectionValidator {
/**
* Tests whether the given post selection is still valid.
*
* @param selection
* @return <code>true</code> if the selection is still valid
*/
boolean isValid(ISelection selection);
}
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