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/*****************************************************************************
* Copyright (c) 2013 CEA LIST.
*
* 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:
* Camille Letavernier (CEA LIST) camille.letavernier@cea.fr - Initial API and implementation
*****************************************************************************/
package org.eclipse.papyrus.infra.emf.advice;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.gmf.runtime.common.core.command.ICommand;
import org.eclipse.gmf.runtime.emf.type.core.edithelper.AbstractEditHelperAdvice;
import org.eclipse.gmf.runtime.emf.type.core.requests.DestroyElementRequest;
/**
* An EditHelperAdvice which applies to all Papyrus page identifiers (i.e. Tables, Diagrams, ...)
* When a page identifier object is deleted, the associated page is removed
*
* This advice is used when an Object containing a page is deleted
*
* @author Camille Letavernier
*
*/
public class DeletePageAdvice extends AbstractEditHelperAdvice {
@Override
public ICommand getBeforeDestroyElementCommand(DestroyElementRequest request) {
final EObject objectToDestroy = request.getElementToDestroy();
if(objectToDestroy == null) {
return null;
}
return RemovePageHelper.getRemovePageCommand(request.getEditingDomain(), objectToDestroy);
}
}
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