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The source code/******************************************************************************* * Copyright (c) 2000, 2007 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.ui; import java.util.EventListener; import org.eclipse.jface.viewers.ISelection; /** * Interface for listening to selection changes. * <p> * This interface may be implemented by clients. * </p> * * @see ISelectionService#addSelectionListener(ISelectionListener) * @see ISelectionService#addSelectionListener(String, ISelectionListener) * @see org.eclipse.ui.INullSelectionListener */ public interface ISelectionListener extends EventListener { /** * Notifies this listener that the selection has changed. * <p> * This method is called when the selection changes from one to a * <code>non-null value, but not when the selection changes to * <code>null. If there is a requirement to be notified in the latter * scenario, implement <code>INullSelectionListener. The event will * be posted through this method. * </p> * * @param part the workbench part containing the selection * @param selection the current selection. This may be <code>null * if <code>INullSelectionListener is implemented. */ public void selectionChanged(IWorkbenchPart part, ISelection selection); } |
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