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/*****************************************************************************
* Copyright (c) 2015 CEA LIST 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:
* CEA LIST - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrusrt.umlrt.tooling.diagram.statemachine.provider;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.gmf.runtime.notation.Diagram;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.papyrus.infra.emf.utils.EMFHelper;
import org.eclipse.papyrus.infra.services.labelprovider.service.IFilteredLabelProvider;
import org.eclipse.papyrusrt.umlrt.tooling.diagram.common.utils.UMLRTStateMachineDiagramUtils;
/**
* Label provider used by the label provider service
*/
public class RTStateMachineDiagramFilteredLabelProvider extends LabelProvider implements IFilteredLabelProvider {
/**
* {@inheritDoc}
*/
@Override
public boolean accept(Object element) {
EObject eObject = EMFHelper.getEObject(element);
// element should be diagram at least.
if (!(eObject instanceof Diagram)) {
return false;
}
if (UMLRTStateMachineDiagramUtils.isRTStateMachineDiagram((Diagram) eObject)) {
return true;
}
return false;
}
/**
* {@inheritDoc}
*/
@Override
public String getText(Object element) {
EObject eObject = EMFHelper.getEObject(element);
if (eObject == null) {
return super.getText(element);
}
if (UMLRTStateMachineDiagramUtils.isRTStateMachineDiagram((Diagram) eObject)) {
return UMLRTStateMachineDiagramUtils.getDisplayedDiagramName((Diagram) eObject);
}
return super.getText(element);
}
}
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