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/*****************************************************************************
* Copyright (c) 2010 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.ui.emf.providers;
import org.eclipse.emf.common.util.Enumerator;
import org.eclipse.emf.ecore.EClassifier;
import org.eclipse.emf.ecore.EEnum;
import org.eclipse.emf.ecore.EEnumLiteral;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.papyrus.infra.widgets.providers.AbstractStaticContentProvider;
/**
* An IStaticContentProvider for EMF enumerators.
*
* @author Camille Letavernier
*/
public class EMFEnumeratorContentProvider extends AbstractStaticContentProvider {
/**
* The feature representing the Enumerator for this ContentProvider
*/
protected EStructuralFeature feature;
/**
* Constructs an EcoreEnumerator for the given Structural Feature
*
* @param feature
*/
public EMFEnumeratorContentProvider(EStructuralFeature feature) {
this.feature = feature;
}
public Object[] getElements() {
EClassifier type = feature.getEType();
EEnum enumerated = (EEnum) type;
EEnumLiteral[] literals = enumerated.getELiterals().toArray(new EEnumLiteral[0]);
Enumerator[] values = new Enumerator[literals.length];
int i = 0;
for (EEnumLiteral literal : literals) {
Enumerator value = literal.getInstance();
values[i++] = value;
}
return values;
}
}
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