/*****************************************************************************
* Copyright (c) 2012 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:
* CEA LIST - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.uml.diagram.usecase.edit.policies;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.emf.ecore.EAnnotation;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.edit.command.DeleteCommand;
import org.eclipse.gef.commands.Command;
import org.eclipse.gef.commands.UnexecutableCommand;
import org.eclipse.gmf.runtime.common.core.command.ICommand;
import org.eclipse.gmf.runtime.emf.commands.core.command.CompositeTransactionalCommand;
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.ReorientReferenceRelationshipRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientRelationshipRequest;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.papyrus.commands.wrappers.EMFtoGMFCommandWrapper;
import org.eclipse.papyrus.infra.services.edit.service.ElementEditServiceUtils;
import org.eclipse.papyrus.infra.services.edit.service.IElementEditService;
import org.eclipse.papyrus.uml.diagram.usecase.edit.commands.AbstractionCreateCommand;
import org.eclipse.papyrus.uml.diagram.usecase.edit.commands.CommentAnnotatedElementCreateCommand;
import org.eclipse.papyrus.uml.diagram.usecase.edit.commands.CommentAnnotatedElementReorientCommand;
import org.eclipse.papyrus.uml.diagram.usecase.edit.commands.ConstraintConstrainedElementCreateCommand;
import org.eclipse.papyrus.uml.diagram.usecase.edit.commands.ConstraintConstrainedElementReorientCommand;
import org.eclipse.papyrus.uml.diagram.usecase.edit.commands.DependencyCreateCommand;
import org.eclipse.papyrus.uml.diagram.usecase.edit.commands.RealizationCreateCommand;
import org.eclipse.papyrus.uml.diagram.usecase.edit.commands.UsageCreateCommand;
import org.eclipse.papyrus.uml.diagram.usecase.edit.parts.AbstractionEditPart;
import org.eclipse.papyrus.uml.diagram.usecase.edit.parts.CommentAnnotatedElementEditPart;
import org.eclipse.papyrus.uml.diagram.usecase.edit.parts.ConstraintConstrainedElementEditPart;
import org.eclipse.papyrus.uml.diagram.usecase.edit.parts.DependencyEditPart;
import org.eclipse.papyrus.uml.diagram.usecase.edit.parts.RealizationEditPart;
import org.eclipse.papyrus.uml.diagram.usecase.edit.parts.UsageEditPart;
import org.eclipse.papyrus.uml.diagram.usecase.providers.UMLElementTypes;
/**
* @generated
*/
public class DefaultNamedElementItemSemanticEditPolicyTN extends UMLBaseItemSemanticEditPolicy {
/**
* @generated
*/
public DefaultNamedElementItemSemanticEditPolicyTN() {
super(UMLElementTypes.NamedElement_2022);
}
/**
* @generated
*/
protected Command getDestroyElementCommand(DestroyElementRequest req) {
View view = (View)getHost().getModel();
CompositeTransactionalCommand cmd = new CompositeTransactionalCommand(getEditingDomain(), null);
cmd.setTransactionNestingEnabled(true);
EAnnotation annotation = view.getEAnnotation("Shortcut"); //$NON-NLS-1$
if(annotation == null) {
// there are indirectly referenced children, need extra commands: false
addDestroyShortcutsCommand(cmd, view);
// delete host element
List<EObject> todestroy = new ArrayList<EObject>();
todestroy.add(req.getElementToDestroy());
//cmd.add(new org.eclipse.gmf.runtime.emf.type.core.commands.DestroyElementCommand(req));
cmd.add(new EMFtoGMFCommandWrapper(new DeleteCommand(getEditingDomain(), todestroy)));
} else {
cmd.add(new org.eclipse.gmf.runtime.diagram.core.commands.DeleteCommand(getEditingDomain(), view));
}
return getGEFWrapper(cmd.reduce());
}
/**
* @generated
*/
protected Command getCreateRelationshipCommand(CreateRelationshipRequest req) {
Command command = req.getTarget() == null ? getStartCreateRelationshipCommand(req) : getCompleteCreateRelationshipCommand(req);
return command != null ? command : super.getCreateRelationshipCommand(req);
}
/**
* @generated
*/
protected Command getStartCreateRelationshipCommand(CreateRelationshipRequest req) {
if(UMLElementTypes.ConstraintConstrainedElement_4012 == req.getElementType()) {
return null;
}
if(UMLElementTypes.Dependency_4013 == req.getElementType()) {
return getGEFWrapper(new DependencyCreateCommand(req, req.getSource(), req.getTarget()));
}
if(UMLElementTypes.CommentAnnotatedElement_4014 == req.getElementType()) {
return null;
}
if(UMLElementTypes.Abstraction_4015 == req.getElementType()) {
return getGEFWrapper(new AbstractionCreateCommand(req, req.getSource(), req.getTarget()));
}
if(UMLElementTypes.Usage_4016 == req.getElementType()) {
return getGEFWrapper(new UsageCreateCommand(req, req.getSource(), req.getTarget()));
}
if(UMLElementTypes.Realization_4017 == req.getElementType()) {
return getGEFWrapper(new RealizationCreateCommand(req, req.getSource(), req.getTarget()));
}
return null;
}
/**
* @generated
*/
protected Command getCompleteCreateRelationshipCommand(CreateRelationshipRequest req) {
if(UMLElementTypes.ConstraintConstrainedElement_4012 == req.getElementType()) {
return getGEFWrapper(new ConstraintConstrainedElementCreateCommand(req, req.getSource(), req.getTarget()));
}
if(UMLElementTypes.Dependency_4013 == req.getElementType()) {
return getGEFWrapper(new DependencyCreateCommand(req, req.getSource(), req.getTarget()));
}
if(UMLElementTypes.CommentAnnotatedElement_4014 == req.getElementType()) {
return getGEFWrapper(new CommentAnnotatedElementCreateCommand(req, req.getSource(), req.getTarget()));
}
if(UMLElementTypes.Abstraction_4015 == req.getElementType()) {
return getGEFWrapper(new AbstractionCreateCommand(req, req.getSource(), req.getTarget()));
}
if(UMLElementTypes.Usage_4016 == req.getElementType()) {
return getGEFWrapper(new UsageCreateCommand(req, req.getSource(), req.getTarget()));
}
if(UMLElementTypes.Realization_4017 == req.getElementType()) {
return getGEFWrapper(new RealizationCreateCommand(req, req.getSource(), req.getTarget()));
}
return null;
}
/**
* Returns command to reorient EClass based link. New link target or source
* should be the domain model element associated with this node.
*
* @generated
*/
protected Command getReorientRelationshipCommand(ReorientRelationshipRequest req) {
switch(getVisualID(req)) {
case DependencyEditPart.VISUAL_ID:
case AbstractionEditPart.VISUAL_ID:
case UsageEditPart.VISUAL_ID:
case RealizationEditPart.VISUAL_ID:
IElementEditService provider = ElementEditServiceUtils.getCommandProvider(req.getRelationship());
if(provider == null) {
return UnexecutableCommand.INSTANCE;
}
// Retrieve re-orient command from the Element Edit service
ICommand reorientCommand = provider.getEditCommand(req);
if(reorientCommand == null) {
return UnexecutableCommand.INSTANCE;
}
return getGEFWrapper(reorientCommand.reduce());
}
return super.getReorientRelationshipCommand(req);
}
/**
* Returns command to reorient EReference based link. New link target or source
* should be the domain model element associated with this node.
*
* @generated
*/
protected Command getReorientReferenceRelationshipCommand(ReorientReferenceRelationshipRequest req) {
switch(getVisualID(req)) {
case ConstraintConstrainedElementEditPart.VISUAL_ID:
return getGEFWrapper(new ConstraintConstrainedElementReorientCommand(req));
case CommentAnnotatedElementEditPart.VISUAL_ID:
return getGEFWrapper(new CommentAnnotatedElementReorientCommand(req));
}
return super.getReorientReferenceRelationshipCommand(req);
}
}