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/*****************************************************************************
* Copyright (c) 2008 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:
* Patrick Tessier (CEA LIST) Patrick.tessier@cea.fr - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.uml.diagram.clazz.custom.policies;
import org.eclipse.gef.Request;
import org.eclipse.gef.commands.Command;
import org.eclipse.gmf.runtime.diagram.core.edithelpers.CreateElementRequestAdapter;
import org.eclipse.gmf.runtime.diagram.ui.requests.CreateConnectionViewAndElementRequest;
import org.eclipse.gmf.runtime.diagram.ui.requests.CreateUnspecifiedTypeConnectionRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.CreateRelationshipRequest;
import org.eclipse.papyrus.infra.gmfdiag.common.editpolicies.DefaultGraphicalNodeEditPolicy;
import org.eclipse.papyrus.uml.diagram.clazz.custom.helper.AssociationClassHelper;
import org.eclipse.papyrus.uml.diagram.clazz.custom.helper.MultiAssociationHelper;
import org.eclipse.papyrus.uml.diagram.clazz.custom.helper.MultiDependencyHelper;
import org.eclipse.papyrus.uml.diagram.clazz.providers.UMLElementTypes;
/**
* This class is used to launch command to create associationClass
*
* @author Patrick Tessier
*/
public class CustomGraphicalNodeEditPolicy extends DefaultGraphicalNodeEditPolicy {
/**
*
* {@inheritDoc}
*/
@Override
public Command getCommand(Request request) {
// we have to distinguish the case where this is an association class
if (REQ_CONNECTION_END.equals(request.getType())) {
if (request instanceof CreateConnectionViewAndElementRequest) {
// default behavior
Command c = getConnectionAndRelationshipCompleteCommand((CreateConnectionViewAndElementRequest) request);
// case of associationClass
CreateElementRequestAdapter requestAdapter = ((CreateConnectionViewAndElementRequest) request).getConnectionViewAndElementDescriptor().getCreateElementRequestAdapter();
CreateRelationshipRequest createElementRequest = (CreateRelationshipRequest) requestAdapter.getAdapter(CreateRelationshipRequest.class);
if (UMLElementTypes.AssociationClass_Edge.equals(createElementRequest.getElementType())) {
AssociationClassHelper associationClassHelper = new AssociationClassHelper(getEditingDomain());
return associationClassHelper.getAssociationClassElementCommand(((CreateConnectionViewAndElementRequest) request), c);
} else if (UMLElementTypes.Dependency_BranchEdge.equals(createElementRequest.getElementType())) {
MultiDependencyHelper multiDependencyHelper = new MultiDependencyHelper(getEditingDomain());
return multiDependencyHelper.getCommand(((CreateConnectionViewAndElementRequest) request), c);
} else if (UMLElementTypes.Association_BranchEdge.equals(createElementRequest.getElementType())) {
MultiAssociationHelper multiAssociationHelper = new MultiAssociationHelper(getEditingDomain());
return multiAssociationHelper.getCommand(((CreateConnectionViewAndElementRequest) request), c);
} else {
return c;
}
} else if (request instanceof CreateUnspecifiedTypeConnectionRequest) {
return getUnspecifiedConnectionCompleteCommand((CreateUnspecifiedTypeConnectionRequest) request);
}
}
return super.getCommand(request);
}
}
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