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/*
* Copyright (c) 2004 - 2011 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.examples.acore.graphiti.features;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.graphiti.features.IFeatureProvider;
import org.eclipse.graphiti.features.context.ICreateContext;
import org.eclipse.graphiti.features.impl.AbstractCreateFeature;
import org.eclipse.graphiti.mm.pictograms.Diagram;
/**
* @author Martin Fluegge
*/
public abstract class AcoreBasicCreateElementFeature extends AbstractCreateFeature
{
public AcoreBasicCreateElementFeature(IFeatureProvider fp, String name, String description)
{
super(fp, name, description);
}
public boolean canCreate(ICreateContext context)
{
return context.getTargetContainer() instanceof Diagram;
}
public Object[] create(ICreateContext context)
{
EObject newObject = createElement();
// Add model element to resource.
// We add the model element to the resource of the diagram for
// simplicity's sake. Normally, a customer would use its own
// model persistence layer for storing the business model separately.
getDiagram().eResource().getContents().add(newObject);
// do the add
addGraphicalRepresentation(context, newObject);
// activate direct editing after object creation
getFeatureProvider().getDirectEditingInfo().setActive(true);
// return newly created business object(s)
return new Object[] { newObject };
}
protected abstract EObject createElement();
@Override
public String getCreateImageId()
{
return "org.eclipse.graphiti.examples.tutorial.ereference";
}
}
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