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/*****************************************************************************
* Copyright (c) 2012, 2014, 2023 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 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Camille Letavernier (CEA LIST) camille.letavernier@cea.fr - Initial API and implementation
* Christian W. Damus - bug 451230
* Shuai Li
* Vincent LORENZO (CEA LIST) vincent.lorenzo@cea.fr - bug 577845
*****************************************************************************/
package org.eclipse.papyrus.infra.gmfdiag.common.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.editpolicies.PapyrusPopupBarEditPolicy;
import org.eclipse.papyrus.infra.gmfdiag.common.service.ProviderServiceUtil;
import org.eclipse.papyrus.infra.gmfdiag.common.utils.ServiceUtilsForEditPart;
/**
* An EditPolicyProvider for Papyrus
*
* @author Shuai Li
*
*/
public class PopupBarEditPolicyProvider extends AbstractProvider implements IEditPolicyProvider {
/**
* {@inheritDoc}
*
* This provider can handle GraphicalEditParts
*/
@Override
public boolean provides(IOperation operation) {
if (operation instanceof CreateEditPoliciesOperation) {
CreateEditPoliciesOperation epOperation = (CreateEditPoliciesOperation) operation;
EditPart editPart = epOperation.getEditPart();
if (!ProviderServiceUtil.isPapyrusPart(editPart)) {
return false;
}
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 Papyrus edit policy
*/
@Override
public void createEditPolicies(EditPart editPart) {
if (editPart instanceof IPrimaryEditPart) {
editPart.installEditPolicy(EditPolicyRoles.POPUPBAR_ROLE, new PapyrusPopupBarEditPolicy());
}
}
}
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