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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
*
* Contributors:
* Camille Letavernier (CEA LIST) camille.letavernier@cea.fr - Initial API and implementation
*****************************************************************************/
package org.eclipse.papyrus.infra.gmfdiag.dnd.policy;
import org.eclipse.gef.EditPart;
import org.eclipse.gef.EditPolicy;
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.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;
public class CustomizableDropEditPolicyProvider extends AbstractProvider implements IEditPolicyProvider {
public boolean provides(IOperation operation) {
CreateEditPoliciesOperation epOperation = (CreateEditPoliciesOperation)operation;
try {
ServicesRegistry registry = ServiceUtilsForEditPart.getInstance().getServiceRegistry(epOperation.getEditPart());
return registry != null;
} catch (ServiceException e) {
return false;
}
}
public void createEditPolicies(EditPart editPart) {
EditPolicy defaultDropEditPolicy = editPart.getEditPolicy(EditPolicyRoles.DRAG_DROP_ROLE);
EditPolicy defaultCreationEditPolicy = editPart.getEditPolicy(EditPolicyRoles.CREATION_ROLE);
CustomizableDropEditPolicy dropEditPolicy = new CustomizableDropEditPolicy(defaultDropEditPolicy, defaultCreationEditPolicy);
editPart.installEditPolicy(EditPolicyRoles.DRAG_DROP_ROLE, null);
editPart.installEditPolicy(EditPolicyRoles.CREATION_ROLE, dropEditPolicy);
}
}
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