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/*******************************************************************************
* 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
*******************************************************************************/
package org.eclipse.papyrus.uml.diagram.timing.custom.edit.policies;
import org.eclipse.draw2d.ConnectionAnchor;
import org.eclipse.draw2d.IFigure;
import org.eclipse.draw2d.XYAnchor;
import org.eclipse.draw2d.geometry.Point;
import org.eclipse.emf.transaction.TransactionalEditingDomain;
import org.eclipse.gef.ConnectionEditPart;
import org.eclipse.gef.GraphicalEditPart;
import org.eclipse.gef.Request;
import org.eclipse.gef.commands.Command;
import org.eclipse.gef.requests.CreateConnectionRequest;
import org.eclipse.gef.requests.ReconnectRequest;
import org.eclipse.gmf.runtime.diagram.ui.editparts.IGraphicalEditPart;
import org.eclipse.gmf.runtime.diagram.ui.editparts.INodeEditPart;
import org.eclipse.gmf.runtime.diagram.ui.editpolicies.GraphicalNodeEditPolicy;
import org.eclipse.papyrus.uml.diagram.timing.custom.Messages;
import org.eclipse.papyrus.uml.diagram.timing.custom.utils.MessageUtils;
import org.eclipse.papyrus.uml.diagram.timing.edit.parts.MessageFoundEditPart;
import org.eclipse.papyrus.uml.diagram.timing.edit.parts.MessageLostEditPart;
public class CustomLifelineCompartmentGraphicalNodeEditPolicy extends GraphicalNodeEditPolicy {
@Override
protected INodeEditPart getConnectionCompleteEditPart(final Request request) {
// connect to the Lifeline
return (INodeEditPart)getHost().getParent();
}
@Override
protected INodeEditPart getConnectableEditPart() {
// connect to the Lifeline
return (INodeEditPart)getHost().getParent();
}
/**
* Let the target anchor of a MessageLost be moved, by storing the desired location in an EAnnotation on the
* connector, which will then be used in {@link CustomFullLifelineEditPartCN#getTargetConnectionAnchor(ConnectionEditPart)}
*/
@Override
protected Command getReconnectTargetCommand(final ReconnectRequest request) {
final ConnectionEditPart connectionEditPart = request.getConnectionEditPart();
if(connectionEditPart instanceof MessageLostEditPart) {
final TransactionalEditingDomain editingDomain = ((IGraphicalEditPart)getHost()).getEditingDomain();
final IFigure sourceFigure = ((GraphicalEditPart)connectionEditPart.getSource()).getFigure();
return MessageUtils.createMoveMessageAnchorCommand(request, connectionEditPart, sourceFigure, Messages.CustomLifelineCompartmentGraphicalNodeEditPolicy_SetMessageLostTargetLocation, editingDomain);
}
return super.getReconnectTargetCommand(request);
}
/**
* Let the target anchor of a MessageFound be moved, by storing the desired location in an EAnnotation on the
* connector, which will then be used in {@link CustomFullLifelineEditPartCN#getSourceConnectionAnchor(ConnectionEditPart)}
*/
@Override
protected Command getReconnectSourceCommand(final ReconnectRequest request) {
final ConnectionEditPart connectionEditPart = request.getConnectionEditPart();
if(connectionEditPart instanceof MessageFoundEditPart) {
final TransactionalEditingDomain editingDomain = ((IGraphicalEditPart)getHost()).getEditingDomain();
final IFigure targetFigure = ((GraphicalEditPart)connectionEditPart.getTarget()).getFigure();
return MessageUtils.createMoveMessageAnchorCommand(request, connectionEditPart, targetFigure, Messages.CustomLifelineCompartmentGraphicalNodeEditPolicy_SetMessageFoundSourceLocation, editingDomain);
}
return super.getReconnectTargetCommand(request);
}
/** Returns the anchor for target feedback when creating a lost message */
@Override
protected ConnectionAnchor getTargetConnectionAnchor(final CreateConnectionRequest request) {
return new XYAnchor(new Point(request.getLocation()));
}
/** Returns the anchor for source feedback when creating a found message */
@Override
protected ConnectionAnchor getSourceConnectionAnchor(final CreateConnectionRequest request) {
final Point startLocation = MessageUtils.retrieveRequestStartLocation(request);
if(startLocation != null) {
return new XYAnchor(new Point(startLocation));
}
return super.getSourceConnectionAnchor(request);
}
}
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