/*******************************************************************************
* Copyright (c) 2008, 2011 Obeo.
* 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:
* Obeo - initial API and implementation
*******************************************************************************/
package org.eclipse.emf.eef.runtime.impl.filters.business;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.eef.runtime.impl.services.PropertiesContextService;
import org.eclipse.emf.eef.runtime.impl.utils.EEFRuntimeMessages;
import org.eclipse.jface.viewers.Viewer;
/**
* Filter which returns elements of the current model
*
* @author <a href="mailto:nathalie.lepine@obeo.fr">Nathalie Lepine</a>
*/
public class CurrentModelViewerFilter extends BusinessViewerFilter {
/**
* @param current
* @param nullable
*/
public CurrentModelViewerFilter(EObject current, boolean nullable) {
super(current, nullable);
name = EEFRuntimeMessages.CurrentModelViewerFilter_name;
}
/*
* (non-Javadoc)
* @see org.eclipse.jface.viewers.ViewerFilter#select(org.eclipse.jface.viewers .Viewer, java.lang.Object,
* java.lang.Object)
*/
public boolean select(Viewer viewer, Object parentElement, Object element) {
if (nullable && element instanceof String && element.equals("")) //$NON-NLS-1$
return true;
if (current.eResource() != null)
return (element instanceof EObject && ((EObject)element).eResource() != null && current
.eResource().equals(((EObject)element).eResource()));
else if (PropertiesContextService.getInstance().entryPointElement().eResource() != null) {
return (element instanceof EObject && ((EObject)element).eResource() != null && PropertiesContextService
.getInstance().entryPointElement().eResource().getURI()
.equals(((EObject)element).eResource().getURI()));
} else
return true;
}
/**
* @param current
*/
public void setCurrent(EObject current) {
this.current = current;
}
}