/*
* Copyright (c) 2010-2012 Eike Stepper (Berlin, Germany) 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:
* Martin Fluegge - initial API and implementation
*/
package org.eclipse.emf.cdo.dawn.ecoretools.diagram.providers;
import org.eclipse.emf.cdo.dawn.ecoretools.diagram.edit.policies.DawnECoreRootCanonicalEditPolicy;
import org.eclipse.emf.ecoretools.diagram.edit.parts.EPackageEditPart;
import org.eclipse.emf.ecoretools.diagram.part.EcoreDiagramEditorPlugin;
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.services.editpolicy.CreateEditPoliciesOperation;
import org.eclipse.gmf.runtime.diagram.ui.services.editpolicy.IEditPolicyProvider;
/**
* @author Martin Fluegge
*/
public class DawnEcoreEditPolicyProvider extends AbstractProvider implements IEditPolicyProvider
{
public static String ID = "org.eclipse.emf.cdo.dawn.ecoretools.diagram.providers.DawnEcoreEditPolicyProvider";
public boolean provides(IOperation operation)
{
if (operation instanceof CreateEditPoliciesOperation)
{
CreateEditPoliciesOperation editPoliciesOperation = (CreateEditPoliciesOperation)operation;
if (editPoliciesOperation.getEditPart() instanceof EPackageEditPart)
{
return true;
}
}
return false;
}
public void createEditPolicies(EditPart editPart)
{
if (editPart instanceof EPackageEditPart)
{
EcoreDiagramEditorPlugin.getInstance().logInfo("Overwriting CANONICAL EDITING POLICY in " + editPart);
// The EcoreTools implementation overwrites the generated canonical editing policy. But it does not register it a
// "canonical" but as "pseudocanonical". So we need to do the same to overwrite the behavior.
editPart.installEditPolicy("PseudoCanonical", new DawnECoreRootCanonicalEditPolicy());
// editPart.installEditPolicy(EditPolicyRoles.CANONICAL_ROLE, new DawnECoreRootCanonicalEditPolicy());
}
}
}