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/*****************************************************************************
* Copyright (c) 2012, 2014 CEA LIST, Christian W. Damus, and others.
*
* 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:
* Camille Letavernier (CEA LIST) camille.letavernier@cea.fr - Initial API and implementation
* Christian W. Damus - bug 451230
*
*****************************************************************************/
package org.eclipse.papyrus.infra.gmfdiag.hyperlink.providers;
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.IGraphicalEditPart;
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.ServiceException;
import org.eclipse.papyrus.infra.core.services.ServicesRegistry;
import org.eclipse.papyrus.infra.gmfdiag.common.utils.ServiceUtilsForEditPart;
import org.eclipse.papyrus.infra.gmfdiag.hyperlink.editpolicies.HyperLinkPopupBarEditPolicy;
import org.eclipse.papyrus.infra.gmfdiag.hyperlink.editpolicies.NavigationEditPolicy;
/**
* An EditPolicyProvider for Navigation and Hyperlinks
*
* @author Camille Letavernier
*
*/
public class HyperlinkEditPolicyProvider extends AbstractProvider implements IEditPolicyProvider {
/**
* {@inheritDoc}
*
* This provider can handle GraphicalEditParts
*/
public boolean provides(IOperation operation) {
if (operation instanceof CreateEditPoliciesOperation) {
CreateEditPoliciesOperation epOperation = (CreateEditPoliciesOperation) operation;
EditPart editPart = epOperation.getEditPart();
try {
ServicesRegistry registry = ServiceUtilsForEditPart.getInstance().getServiceRegistry(editPart);
if (registry == null) {
// We're not in the Papyrus context
return false;
}
} catch (ServiceException ex) {
// We're not in the Papyrus context
// Ignore the exception and do not provide the EditPolicy
return false;
}
return editPart instanceof IGraphicalEditPart;
}
return false;
}
/**
* {@inheritDoc}
*
* Installs the Hyperlink and Navigation edit policies
*/
public void createEditPolicies(EditPart editPart) {
if (editPart instanceof IPrimaryEditPart) {
editPart.removeEditPolicy(EditPolicyRoles.POPUPBAR_ROLE);
editPart.installEditPolicy(EditPolicyRoles.POPUPBAR_ROLE, new HyperLinkPopupBarEditPolicy());
}
editPart.installEditPolicy(NavigationEditPolicy.NAVIGATION_POLICY, new NavigationEditPolicy());
}
}
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