/*****************************************************************************
* Copyright (c) 2009 Atos Origin.
*
*
* 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:
* Atos Origin - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.uml.diagram.sequence.edit.helpers;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.gmf.runtime.common.core.command.CompositeCommand;
import org.eclipse.gmf.runtime.common.core.command.ICommand;
import org.eclipse.gmf.runtime.emf.type.core.ElementTypeRegistry;
import org.eclipse.gmf.runtime.emf.type.core.IElementType;
import org.eclipse.gmf.runtime.emf.type.core.edithelper.AbstractEditHelper;
import org.eclipse.gmf.runtime.emf.type.core.edithelper.IEditHelperAdvice;
import org.eclipse.gmf.runtime.emf.type.core.requests.CreateElementRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.CreateRelationshipRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.DestroyElementRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.DestroyReferenceRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.IEditCommandRequest;
import org.eclipse.papyrus.uml.diagram.common.commands.UnapplyAllStereotypesCommand;
import org.eclipse.uml2.uml.Element;
/**
* @generated
*/
public class UMLBaseEditHelper extends AbstractEditHelper {
/**
* @generated
*/
public static final String EDIT_POLICY_COMMAND = "edit policy command"; //$NON-NLS-1$
/**
* @generated
*/
public static final String CONTEXT_ELEMENT_TYPE = "context element type"; //$NON-NLS-1$
/**
* @generated
*/
protected IEditHelperAdvice[] getEditHelperAdvice(IEditCommandRequest req) {
if(req.getParameter(CONTEXT_ELEMENT_TYPE) instanceof IElementType) {
return ElementTypeRegistry.getInstance().getEditHelperAdvice((IElementType)req.getParameter(CONTEXT_ELEMENT_TYPE));
}
return super.getEditHelperAdvice(req);
}
/**
* @generated
*/
protected ICommand getInsteadCommand(IEditCommandRequest req) {
ICommand epCommand = (ICommand)req.getParameter(EDIT_POLICY_COMMAND);
req.setParameter(EDIT_POLICY_COMMAND, null);
ICommand ehCommand = super.getInsteadCommand(req);
if(epCommand == null) {
return ehCommand;
}
if(ehCommand == null) {
return epCommand;
}
CompositeCommand command = new CompositeCommand(null);
command.add(epCommand);
command.add(ehCommand);
return command;
}
/**
* @generated
*/
protected ICommand getCreateCommand(CreateElementRequest req) {
return null;
}
/**
* @generated
*/
protected ICommand getCreateRelationshipCommand(CreateRelationshipRequest req) {
return null;
}
/**
* @generated NOT
* handle unapply stereotypes before delete
*/
protected ICommand getDestroyElementCommand(DestroyElementRequest req) {
EObject elementToDestroy = req.getElementToDestroy();
if(elementToDestroy instanceof Element) {
UnapplyAllStereotypesCommand command = new UnapplyAllStereotypesCommand(req.getEditingDomain(), req.getLabel(), (Element)elementToDestroy);
if(!command.isEmpty()) {
return command;
}
}
return null;
}
/**
* @generated
*/
protected ICommand getDestroyReferenceCommand(DestroyReferenceRequest req) {
return null;
}
}