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/*******************************************************************************
* Copyright (c) 2009 THALES GLOBAL SERVICES.
* 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.sirius.diagram.ui.tools.internal.views.providers.filters;
import java.util.List;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.gef.ui.palette.PaletteViewer;
import org.eclipse.gmf.runtime.diagram.ui.editparts.DiagramEditPart;
import org.eclipse.gmf.runtime.diagram.ui.parts.IDiagramWorkbenchPart;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.jface.viewers.ICellModifier;
import org.eclipse.sirius.diagram.DDiagram;
import org.eclipse.sirius.diagram.description.filter.FilterDescription;
import org.eclipse.sirius.diagram.ui.tools.internal.handler.ChangeFilterActivation;
import org.eclipse.swt.widgets.Item;
/**
* The cell modifier.
*
* @author mchauvin
*/
public class FiltersCellModifier implements ICellModifier {
private final IDiagramWorkbenchPart diagramPart;
private final String[] filtersColumns;
/**
* Construct a new cell modifier.
*
* @param adapter
* the layer activation adapter
* @param part
* the workbench diagram part
* @param columns
* the layer table columns
*/
public FiltersCellModifier(final FiltersActivationAdapter adapter, final IDiagramWorkbenchPart part, final String[] columns) {
diagramPart = part;
filtersColumns = columns;
}
/**
* {@inheritDoc}
*
* @see org.eclipse.jface.viewers.ICellModifier#canModify(java.lang.Object,
* java.lang.String)
*/
public boolean canModify(final Object element, final String property) {
if (property.equals(filtersColumns[0])) {
/* first column */
return true;
}
return false;
}
/**
* {@inheritDoc}
*
* @see org.eclipse.jface.viewers.ICellModifier#getValue(java.lang.Object,
* java.lang.String)
*/
public Object getValue(final Object element, final String property) {
final FilterDescription filter = (FilterDescription) element;
Object result = null;
if (property.equals(filtersColumns[0])) {
/* first column */
final DiagramEditPart diaEditPart = diagramPart.getDiagramEditPart();
final Object obj = diaEditPart.getModel();
if (obj instanceof View) {
final EObject designerElement = ((View) obj).getElement();
if (designerElement instanceof DDiagram) {
final List<FilterDescription> activatedFilters = ((DDiagram) designerElement).getActivatedFilters();
if (activatedFilters.contains(element)) {
result = Boolean.TRUE;
} else {
result = Boolean.FALSE;
}
}
}
} else {
/* second column */
result = filter.getName();
}
return result;
}
/**
* {@inheritDoc}
*
* @see org.eclipse.jface.viewers.ICellModifier#modify(java.lang.Object,
* java.lang.String, java.lang.Object)
*/
public void modify(final Object element, final String property, final Object value) {
Object objElement;
if (element instanceof Item) {
objElement = ((Item) element).getData();
} else {
objElement = element;
}
final FilterDescription filterDescription = (FilterDescription) objElement;
if (property.equals(filtersColumns[0])) {
final DiagramEditPart diaEditPart = diagramPart.getDiagramEditPart();
final Object obj = diaEditPart.getModel();
if (obj instanceof View) {
final EObject designerElement = ((View) obj).getElement();
final PaletteViewer paletteViewer = diagramPart.getDiagramGraphicalViewer().getEditDomain().getPaletteViewer();
if (designerElement instanceof DDiagram && paletteViewer != null) {
final Runnable change = new ChangeFilterActivation(diagramPart, (DDiagram) designerElement, filterDescription, value.equals(Boolean.TRUE));
change.run();
}
}
}
}
}
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