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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:
* Camille Letavernier (camille.letavernier@cea.fr) - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.views.properties.table.cell;
import org.eclipse.emf.common.command.Command;
import org.eclipse.emf.edit.domain.EditingDomain;
import org.eclipse.papyrus.infra.nattable.manager.cell.AbstractCellManager;
import org.eclipse.papyrus.infra.nattable.manager.cell.ICellManager;
import org.eclipse.papyrus.infra.nattable.manager.table.INattableModelManager;
import org.eclipse.papyrus.infra.nattable.model.nattable.nattableaxis.FeatureIdAxis;
import org.eclipse.papyrus.uml.tools.commands.SetMultiplicityCommand;
import org.eclipse.papyrus.uml.tools.util.MultiplicityParser;
import org.eclipse.papyrus.views.properties.table.axis.DerivedUMLPropertiesAxisManager;
import org.eclipse.uml2.uml.MultiplicityElement;
public class DerivedUMLPropertiesCellManager extends AbstractCellManager implements ICellManager {
public final static String CELL_MANAGER_ID = "org.eclipse.papyrus.uml.nattable.derived.features.cell.manager"; //$NON-NLS-1$
/**
* {@inheritDoc}
*/
public boolean handles(Object columnElement, Object rowElement) {
return getMultiplicityElement(columnElement, rowElement) != null && getMultiplicityHandler(columnElement, rowElement) != null;
}
/**
* {@inheritDoc}
*/
public boolean handlesAxisElement(Object obj) {
return DerivedUMLPropertiesAxisManager.MULTIPLICITY.equals(obj);
}
/**
* {@inheritDoc}
*/
@Override
protected Object doGetValue(Object columnElement, Object rowElement, INattableModelManager tableManager) {
MultiplicityElement element = getMultiplicityElement(columnElement, rowElement);
if(element == null) {
return null;
}
return getValue(element);
}
protected Object getValue(MultiplicityElement multiplicityElement) {
int lower = multiplicityElement.getLower(), upper = multiplicityElement.getUpper();
return MultiplicityParser.getMultiplicity(lower, upper);
}
/**
* {@inheritDoc}
*/
public boolean isCellEditable(Object columnElement, Object rowElement) {
return getMultiplicityElement(columnElement, rowElement) != null;
}
/**
* {@inheritDoc}
*/
public Command getSetValueCommand(EditingDomain domain, Object columnElement, Object rowElemenet, Object newValue) {
MultiplicityElement element = getMultiplicityElement(columnElement, rowElemenet);
if(element == null) {
return null;
}
if(newValue == null || newValue instanceof String) {
return getSetValueCommand(element, (String)newValue);
}
return null;
}
protected MultiplicityElement getMultiplicityElement(Object obj1, Object obj2) {
if(obj1 instanceof MultiplicityElement) {
return (MultiplicityElement)obj1;
}
if(obj2 instanceof MultiplicityElement) {
return (MultiplicityElement)obj2;
}
return null;
}
private String getMultiplicityHandler(Object obj1, Object obj2) {
String featureId = getFeatureId(obj1);
if(featureId != null) {
return featureId;
}
featureId = getFeatureId(obj2);
if(featureId != null) {
return featureId;
}
return null;
}
private String getFeatureId(Object object) {
if(object instanceof FeatureIdAxis) {
FeatureIdAxis idAxis = (FeatureIdAxis)object;
if(DerivedUMLPropertiesAxisManager.MULTIPLICITY.equals(idAxis.getElement())) {
return DerivedUMLPropertiesAxisManager.MULTIPLICITY;
}
}
return null;
}
protected Command getSetValueCommand(MultiplicityElement element, String newValue) {
return new SetMultiplicityCommand(element, newValue);
}
}
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