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/***************************************************************************
* Copyright (c) 2007 Conselleria de Infraestructuras y Transporte,
* Generalitat de la Comunitat Valenciana . 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: Gabriel Merin Cubero (Prodevelop) – Sequence Diagram implementation
*
******************************************************************************/
package org.eclipse.papyrus.diagram.sequence.edit.policies;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EReference;
import org.eclipse.emf.transaction.TransactionalEditingDomain;
import org.eclipse.gef.commands.Command;
import org.eclipse.gmf.runtime.diagram.ui.editparts.IGraphicalEditPart;
import org.eclipse.gmf.runtime.emf.type.core.IElementType;
import org.eclipse.gmf.runtime.emf.type.core.requests.CreateElementRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.DuplicateElementsRequest;
import org.eclipse.gmf.runtime.notation.Diagram;
import org.eclipse.uml2.uml.Interaction;
import org.eclipse.uml2.uml.Package;
import org.eclipse.uml2.uml.UMLPackage;
import org.eclipse.uml2.uml.util.UMLSwitch;
import org.eclipse.papyrus.diagram.common.commands.DuplicateAnythingCommand;
import org.eclipse.papyrus.diagram.common.part.DiagramCanvasSwitch;
import org.eclipse.papyrus.diagram.common.util.BasicEcoreSwitch;
import org.eclipse.papyrus.diagram.common.util.DiagramEditPartsUtil;
import org.eclipse.papyrus.diagram.common.util.MultiDiagramUtil;
import org.eclipse.papyrus.diagram.sequence.edit.commands.CommentCreateCommand;
import org.eclipse.papyrus.diagram.sequence.edit.commands.InteractionCreateCommand;
import org.eclipse.papyrus.diagram.sequence.providers.UMLElementTypes;
/**
* @generated
*/
public class PackageItemSemanticEditPolicy extends
UMLBaseItemSemanticEditPolicy {
/**
* @generated NOT
*
* modified to handle an Interaction as canvas element.
*/
static class EReferenceDiagramSwitch extends
BasicEcoreSwitch<EReference, IElementType> {
@Override
public EReference doSwitch(EObject modelElement) {
final IElementType type = getInfo();
if (type == null) {
return null;
}
UMLSwitch<EReference> aSwitch = new UMLSwitch<EReference>() {
@Override
public EReference casePackage(Package modelElement) {
EReference reference = null;
if (type.equals(UMLElementTypes.Interaction_1001)) {
reference = UMLPackage.eINSTANCE
.getPackage_PackagedElement();
}
if (type.equals(UMLElementTypes.Comment_2005)) {
reference = UMLPackage.eINSTANCE
.getElement_OwnedComment();
}
return reference;
}
@Override
public EReference caseInteraction(Interaction modelElement) {
EReference reference = null;
if (type.equals(UMLElementTypes.Comment_2005)) {
reference = UMLPackage.eINSTANCE
.getElement_OwnedComment();
}
return reference;
}
};
return aSwitch.doSwitch(modelElement);
}
}
/**
* @generated
*/
private EReferenceDiagramSwitch aSwitch = new EReferenceDiagramSwitch();
/**
* @generated
*/
@Override
protected Command getCreateCommand(CreateElementRequest req) {
Diagram diagram = DiagramEditPartsUtil
.findDiagramFromEditPart(getHost());
if (diagram != null) {
req.getParameters().put(MultiDiagramUtil.BelongToDiagramSource,
diagram);
}
EObject canvasElement = DiagramCanvasSwitch.getCanvasElement(this);
if (canvasElement == null) {
return null;
}
aSwitch.setInfo(req.getElementType());
req.setContainmentFeature(aSwitch.doSwitch(canvasElement));
if (UMLElementTypes.Interaction_1001 == req.getElementType()) {
return getGEFWrapper(InteractionCreateCommand.create(req,
canvasElement));
}
if (UMLElementTypes.Comment_2005 == req.getElementType()) {
return getGEFWrapper(CommentCreateCommand
.create(req, canvasElement));
}
return super.getCreateCommand(req);
}
/**
* Modified by gmerin: Sequence diagram should only allow duplicate of
* Interactions Interaction elements
*
* @generated NOT
*/
@Override
protected Command getDuplicateCommand(DuplicateElementsRequest req) {
// Only Interactions should be duplicated
for (Object obj : req.getElementsToBeDuplicated()) {
if (!(obj instanceof Interaction))
return null;
}
TransactionalEditingDomain editingDomain = ((IGraphicalEditPart) getHost())
.getEditingDomain();
Diagram currentDiagram = null;
if (getHost() instanceof IGraphicalEditPart) {
currentDiagram = ((IGraphicalEditPart) getHost()).getNotationView()
.getDiagram();
}
return getGEFWrapper(new DuplicateAnythingCommand(editingDomain, req,
currentDiagram));
}
}
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