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/*****************************************************************************
* Copyright (c) 2012 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:
* Vincent Lorenzo (CEA LIST) vincent.lorenzo@cea.fr - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.infra.emf.nattable.manager.axis;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashSet;
import java.util.Set;
import org.eclipse.emf.common.command.Command;
import org.eclipse.emf.common.command.UnexecutableCommand;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EPackage;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.edit.command.AddCommand;
import org.eclipse.emf.transaction.TransactionalEditingDomain;
import org.eclipse.papyrus.infra.nattable.model.nattable.nattableaxis.EStructuralFeatureAxis;
import org.eclipse.papyrus.infra.nattable.model.nattable.nattableaxis.IAxis;
import org.eclipse.papyrus.infra.nattable.model.nattable.nattableaxis.NattableaxisFactory;
import org.eclipse.papyrus.infra.nattable.model.nattable.nattableaxisprovider.NattableaxisproviderPackage;
/**
* the axis manager for EStructuralFeature
*
* @author Vincent Lorenzo
*
*/
public class EStructuralFeatureAxisManager extends EObjectAxisManager {
/**
*
* @see org.eclipse.papyrus.infra.nattable.manager.axis.IAxisManager#canBeSavedAsConfig()
*
* @return
*/
@Override
public boolean canBeSavedAsConfig() {
return true;
}
/**
*
* @see org.eclipse.papyrus.infra.nattable.manager.axis.IAxisManager#canDestroyAxisElement(java.lang.Integer)
*
* @param axisPosition
* @return
*/
public boolean canDestroyAxisElement(Integer axisPosition) {
return false;
}
/**
*
* @see org.eclipse.papyrus.infra.nattable.manager.axis.IAxisManager#canEditAxisHeader()
*
* @return
*/
public boolean canEditAxisHeader() {
return true;
}
/**
*
* @see org.eclipse.papyrus.infra.nattable.manager.axis.AbstractAxisManager#getAddAxisCommand(TransactionalEditingDomain, java.util.Collection)
*
* @param domain
* @param objectToAdd
* @return
*/
@Override
public Command getAddAxisCommand(final TransactionalEditingDomain domain, final Collection<Object> objectToAdd) {
final Collection<IAxis> toAdd = new ArrayList<IAxis>();
for(final Object current : objectToAdd) {
if(isAllowedContents(current) && !isAlreadyManaged(current)) {
final EStructuralFeatureAxis newAxis = NattableaxisFactory.eINSTANCE.createEStructuralFeatureAxis();
newAxis.setElement((EStructuralFeature)current);
newAxis.setManager(this.representedAxisManager);
toAdd.add(newAxis);
}
}
if(!toAdd.isEmpty()) {
return AddCommand.create(domain, getRepresentedContentProvider(), NattableaxisproviderPackage.eINSTANCE.getAxisProvider_Axis(), toAdd);
}
return null;
}
/**
* calculus of the contents of the axis
*/
public Collection<Object> getAllPossibleAxis() {
Set<Object> objects = new HashSet<Object>();
for(final Object current : getAllManagedAxis()) {
EClass eClass = (EClass)current;
EPackage ePackage = eClass.getEPackage();
if(!eClass.getEStructuralFeatures().isEmpty()) {
objects.add(ePackage);
}
}
return objects;
}
/**
*
* @see org.eclipse.papyrus.infra.nattable.manager.axis.AbstractAxisManager#getComplementaryAddAxisCommand(TransactionalEditingDomain,
* java.util.Collection)
*
* @param domain
* @param objectToAdd
* @return
*/
@Override
public Command getComplementaryAddAxisCommand(final TransactionalEditingDomain domain, final Collection<Object> objectToAdd) {
final Set<Object> features = new HashSet<Object>();
for(final Object current : objectToAdd) {
if(current instanceof EObject) {
features.addAll(((EObject)current).eClass().getEAllStructuralFeatures());
}
}
features.removeAll(getElements());
if(!features.isEmpty()) {
return getAddAxisCommand(domain, features);
}
return null;
}
/**
*
* @see org.eclipse.papyrus.infra.nattable.manager.axis.IAxisManager#getDestroyAxisElementCommand(org.eclipse.emf.transaction.TransactionalEditingDomain,
* java.lang.Integer)
*
* @param domain
* @param axisPosition
* @return
*/
public Command getDestroyAxisElementCommand(final TransactionalEditingDomain domain, final Integer axisPosition) {
return UnexecutableCommand.INSTANCE;
}
/**
*
* @see org.eclipse.papyrus.infra.nattable.manager.axis.AbstractAxisManager#getElementAxisName(org.eclipse.papyrus.infra.nattable.model.nattable.nattableaxis.IAxis)
*
* @param axis
* @return
*/
@Override
public String getElementAxisName(IAxis axis) {
if(axis instanceof EStructuralFeatureAxis) {
return ((EStructuralFeatureAxis)axis).getElement().getName();
}
return null;
}
/**
*
* @see org.eclipse.papyrus.infra.nattable.manager.axis.AbstractAxisManager#isAllowedContents(java.lang.Object)
*
* @param object
* @return
*/
@Override
public boolean isAllowedContents(Object object) {
return object instanceof EStructuralFeature;
}
/**
*
* @see org.eclipse.papyrus.infra.nattable.manager.axis.IAxisManager#isSlave()
*
* @return
*/
public boolean isSlave() {
return true;
}
}
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