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/*****************************************************************************
* Copyright (c) 2010 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:
* Saadia DHOUIB (CEA LIST) saadia.dhouib@cea.fr - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.uml.diagram.communication.custom.policies.itemsemantic;
import java.util.Iterator;
import org.eclipse.gef.commands.Command;
import org.eclipse.gef.commands.UnexecutableCommand;
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.requests.CreateRelationshipRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientRelationshipRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientRequest;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.papyrus.infra.services.edit.service.ElementEditServiceUtils;
import org.eclipse.papyrus.infra.services.edit.service.IElementEditService;
import org.eclipse.papyrus.uml.diagram.communication.custom.commands.CustomMessageCreateCommand;
import org.eclipse.papyrus.uml.diagram.communication.custom.commands.CustomMessagesReorientCommand;
import org.eclipse.papyrus.uml.diagram.communication.edit.commands.CommentAnnotatedElementCreateCommand;
import org.eclipse.papyrus.uml.diagram.communication.edit.commands.ConnectorDurationObservationCreateCommand;
import org.eclipse.papyrus.uml.diagram.communication.edit.commands.ConnectorTimeObservationCreateCommand;
import org.eclipse.papyrus.uml.diagram.communication.edit.commands.ConstraintConstrainedElementCreateCommand;
import org.eclipse.papyrus.uml.diagram.communication.edit.parts.MessageEditPart;
import org.eclipse.papyrus.uml.diagram.communication.edit.policies.LifelineItemSemanticEditPolicyCN;
import org.eclipse.papyrus.uml.diagram.communication.edit.policies.UMLBaseItemSemanticEditPolicy;
import org.eclipse.papyrus.uml.diagram.communication.providers.UMLElementTypes;
import org.eclipse.uml2.uml.Message;
import org.eclipse.uml2.uml.UMLPackage;
/**
* this is a specialization to manage creation of Message,
* CommentAnnotatedElement, ConstraintConstrainedElement,
* DurationObservationEvent and TimeObservationEvent
*/
public class CustomLifelineItemSemanticEditPolicyCN extends LifelineItemSemanticEditPolicyCN {
@Override
protected Command getCompleteCreateRelationshipCommand(CreateRelationshipRequest req) {
if(UMLElementTypes.Message_8009 == req.getElementType()) {
return getGEFWrapper(new CustomMessageCreateCommand(req, req.getSource(), req.getTarget()));
}
if(UMLElementTypes.CommentAnnotatedElement_8010 == req.getElementType()) {
return getGEFWrapper(new CommentAnnotatedElementCreateCommand(req, req.getSource(), req.getTarget()));
}
if(UMLElementTypes.ConstraintConstrainedElement_8011 == req.getElementType()) {
return getGEFWrapper(new ConstraintConstrainedElementCreateCommand(req, req.getSource(), req.getTarget()));
}
if(UMLElementTypes.DurationObservationEvent_8012 == req.getElementType()) {
return getGEFWrapper(new ConnectorDurationObservationCreateCommand(req, req.getSource(), req.getTarget()));
}
if(UMLElementTypes.TimeObservationEvent_8013 == req.getElementType()) {
return getGEFWrapper(new ConnectorTimeObservationCreateCommand(req, req.getSource(), req.getTarget()));
}
return null;
}
@Override
protected Command getStartCreateRelationshipCommand(CreateRelationshipRequest req) {
if(UMLElementTypes.Message_8009 == req.getElementType()) {
return getGEFWrapper(new CustomMessageCreateCommand(req, req.getSource(), req.getTarget()));
}
return null;
}
@Override
protected Command getReorientRelationshipCommand(ReorientRelationshipRequest req) {
//System.err.println("getReorientRelationshipCommand VisualID of element to reorient :" + getVisualID(req));
switch(getVisualID(req)) {
case MessageEditPart.VISUAL_ID:
//return getGEFWrapper(new CustomMessagesReorientCommand(req));
View connector = (View)req.getParameter(UMLBaseItemSemanticEditPolicy.GRAPHICAL_RECONNECTED_EDGE);
Object elementToedit = UMLPackage.eINSTANCE.getMessage();
IElementEditService provider = ElementEditServiceUtils.getCommandProvider(elementToedit);
if(provider == null) {
return UnexecutableCommand.INSTANCE;
}
ICommand reorientCommand = null;
//1. add the reorient messages command
reorientCommand = CompositeCommand.compose(reorientCommand, new CustomMessagesReorientCommand(req));
Iterator<?> it = connector.getChildren().iterator();
while(it.hasNext()) {
Object object = (Object)it.next();
if(object instanceof View) {
View child = (View)object;
if((child.getElement() != null) && (child.getElement() instanceof Message)) {
Message messageToReorient = (Message)child.getElement();
ReorientRequest reorientMessageRequest = new ReorientRelationshipRequest(messageToReorient, req.getNewRelationshipEnd(), req.getOldRelationshipEnd(), req.getDirection());
reorientMessageRequest.setParameter(UMLBaseItemSemanticEditPolicy.GRAPHICAL_RECONNECTED_EDGE, connector);
ICommand reorientMessageCommand = provider.getEditCommand(reorientMessageRequest);
reorientCommand = CompositeCommand.compose(reorientCommand, reorientMessageCommand);
break;
}
}
}
if(reorientCommand == null) {
return UnexecutableCommand.INSTANCE;
}
return getGEFWrapper(reorientCommand.reduce());
}
return super.getReorientRelationshipCommand(req);
}
}
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