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/*****************************************************************************
* Copyright (c) 2013 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:
* Laurent Wouters laurent.wouters@cea.fr - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.infra.viewpoints.configuration;
import java.util.ArrayList;
import java.util.Collection;
import org.eclipse.emf.ecore.EPackage;
import org.eclipse.emf.edit.provider.IItemLabelProvider;
import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
/**
* Represents a descriptor for properties of type EPackage.
* This class lists the currently loaded ECore metamodels.
*
* @author Laurent Wouters
*/
public class EPackagePropertyDescriptor extends SurrogateItemPropertyDescriptor {
public EPackagePropertyDescriptor(IItemPropertyDescriptor inner) {
super(inner);
}
@Override
public Collection<?> getChoiceOfValues(Object object) {
EPackage.Registry reg = EPackage.Registry.INSTANCE;
Collection<EPackage> result = new ArrayList<EPackage>(reg.size());
Collection<String> keys = new ArrayList<String>(reg.keySet());
for (String key : keys) {
EPackage pack = reg.getEPackage(key);
if (!result.contains(pack)) {
result.add(reg.getEPackage(key));
}
}
return result;
}
@Override
public IItemLabelProvider getLabelProvider(Object object) {
return new IItemLabelProvider() {
public String getText(Object object) {
return ((EPackage) object).getNsURI();
}
public Object getImage(Object object) {
return null;
}
};
}
}
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