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/*****************************************************************************
* Copyright (c) 2013 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:
* Boutheina Bannour (boutheina.bannour@cea.fr) - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.uml.diagram.sequence.providers;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.gef.EditPart;
import org.eclipse.gmf.runtime.common.core.service.AbstractProvider;
import org.eclipse.gmf.runtime.common.core.service.IOperation;
import org.eclipse.gmf.runtime.diagram.ui.editparts.IPrimaryEditPart;
import org.eclipse.gmf.runtime.diagram.ui.editpolicies.EditPolicyRoles;
import org.eclipse.gmf.runtime.diagram.ui.services.editpolicy.CreateEditPoliciesOperation;
import org.eclipse.gmf.runtime.diagram.ui.services.editpolicy.IEditPolicyProvider;
import org.eclipse.papyrus.infra.core.services.ServicesRegistry;
import org.eclipse.papyrus.infra.emf.utils.EMFHelper;
import org.eclipse.papyrus.infra.emf.utils.ServiceUtilsForEObject;
import org.eclipse.papyrus.uml.diagram.sequence.edit.parts.InteractionEditPart;
import org.eclipse.papyrus.uml.diagram.sequence.edit.parts.InteractionOperandEditPart;
import org.eclipse.papyrus.uml.diagram.sequence.edit.policies.semantic.CustomInteractionContextLinkSemanticEditPolicy;
import org.eclipse.papyrus.uml.diagram.sequence.edit.policies.semantic.CustomInteractionOperandContextLinkSemanticEditPolicy;
import org.eclipse.uml2.uml.Namespace;
/**
* An edit policy provider to install
*
* @author Boutheina Bannour
*
*/
public class CustomNamespaceEditPolicyProvider extends AbstractProvider implements IEditPolicyProvider {
public boolean provides(IOperation operation) {
CreateEditPoliciesOperation epOperation = (CreateEditPoliciesOperation)operation;
EditPart editPart = epOperation.getEditPart();
if(editPart == null) {
return false;
}
EObject eElement = EMFHelper.getEObject(editPart);
if(!(eElement instanceof Namespace)) {
return false;
}
try {
// check whether the element is a papyrus element.
ServicesRegistry registry = ServiceUtilsForEObject.getInstance().getServiceRegistry(eElement);
if(registry == null) {
return false;
}
} catch (Exception ex) {
return false;
}
// primary edit part is the toplevel (main) editpart
return (editPart instanceof IPrimaryEditPart);
}
public void createEditPolicies(EditPart editPart) {
// install policy for InteractionEditPart
if(editPart instanceof InteractionEditPart) {
editPart.installEditPolicy(EditPolicyRoles.SEMANTIC_ROLE, new CustomInteractionContextLinkSemanticEditPolicy());
}
// install policy for InteractionOperandEditPart
if(editPart instanceof InteractionOperandEditPart) {
editPart.installEditPolicy(EditPolicyRoles.SEMANTIC_ROLE, new CustomInteractionOperandContextLinkSemanticEditPolicy());
}
}
}
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