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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.edit.domain.EditingDomain;
import org.eclipse.emf.transaction.TransactionalEditingDomain;
import org.eclipse.gmf.runtime.common.core.command.CompositeCommand;
import org.eclipse.gmf.runtime.emf.type.core.requests.DestroyElementRequest;
import org.eclipse.papyrus.commands.wrappers.GMFtoEMFCommandWrapper;
import org.eclipse.papyrus.infra.emf.utils.EMFHelper;
import org.eclipse.papyrus.infra.nattable.manager.axis.AbstractAxisManager;
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;
import org.eclipse.papyrus.infra.services.edit.service.ElementEditServiceUtils;
import org.eclipse.papyrus.infra.services.edit.service.IElementEditService;
/**
* the axis manager for EStructuralFeature
*
* @author Vincent Lorenzo
*
*/
public class EStructuralFeatureAxisManager extends AbstractAxisManager {
/**
*
* @see org.eclipse.papyrus.infra.nattable.manager.axis.AbstractAxisManager#getComplementaryAddAxisCommand(org.eclipse.emf.edit.domain.EditingDomain,
* java.util.Collection)
*
* @param domain
* @param objectToAdd
* @return
*/
@Override
public Command getComplementaryAddAxisCommand(final EditingDomain 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(getTableManager().getElementsList(getRepresentedContentProvider()));
if(!features.isEmpty()) {
return getAddAxisCommand(domain, features);
}
return null;
}
/**
*
* @see org.eclipse.papyrus.infra.nattable.manager.axis.AbstractAxisManager#getAddAxisCommand(org.eclipse.emf.edit.domain.EditingDomain,
* java.util.Collection)
*
* @param domain
* @param objectToAdd
* @return
*/
@Override
public Command getAddAxisCommand(EditingDomain domain, Collection<Object> objectToAdd) {
final Collection<IAxis> toAdd = new ArrayList<IAxis>();
for(final Object current : objectToAdd) {
if(isAllowedContents(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;
}
/**
*
* @see org.eclipse.papyrus.infra.nattable.manager.axis.AbstractAxisManager#getDestroyAxisCommand(org.eclipse.emf.edit.domain.EditingDomain,
* java.util.Collection)
*
* @param domain
* @param objectToDestroy
* @return
*/
@Override
public Command getDestroyAxisCommand(EditingDomain domain, Collection<Object> objectToDestroy) {
IElementEditService provider = ElementEditServiceUtils.getCommandProvider(getRepresentedContentProvider());
final CompositeCommand compositeCommand = new CompositeCommand("Destroy IAxis Command");
for(final IAxis current : getRepresentedContentProvider().getAxis()) {
if(current.getManager() == this.representedAxisManager) {
if(objectToDestroy.contains(current) || objectToDestroy.contains(current.getElement())) {
final DestroyElementRequest request = new DestroyElementRequest((TransactionalEditingDomain)domain, current, false);
compositeCommand.add(provider.getEditCommand(request));
}
}
}
if(!compositeCommand.isEmpty()) {
return new GMFtoEMFCommandWrapper(compositeCommand);
}
return null;
}
/**
*
* @see org.eclipse.papyrus.infra.nattable.manager.axis.AbstractAxisManager#isAllowedContents(java.lang.Object)
*
* @param object
* @return
*/
@Override
public boolean isAllowedContents(Object object) {
boolean isAllowed = super.isAllowedContents(object);
if(isAllowed) {
return object instanceof EStructuralFeature;
}
return false;
}
/**
*
* @see org.eclipse.papyrus.infra.nattable.manager.axis.AbstractAxisManager#canInsertAxis(java.util.Collection, int)
*
* @param objectsToAdd
* @param index
* @return
*/
@Override
public boolean canInsertAxis(Collection<Object> objectsToAdd, int index) {
return false;
}
/**
*
* @see org.eclipse.papyrus.infra.nattable.manager.axis.AbstractAxisManager#canDropAxisElement(java.util.Collection)
*
* @param objectsToAdd
* @return
*/
@Override
public boolean canDropAxisElement(Collection<Object> objectsToAdd) {
for(Object object : objectsToAdd) {
if(isAllowedContents(object)) {
return true;
}
}
return false;
}
/**
* 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.ISubAxisManager#isDynamic()
*
* @return
*/
public boolean isDynamic() {
return false;
}
/**
*
* @see org.eclipse.papyrus.infra.nattable.manager.axis.IAxisManager#isSlave()
*
* @return
*/
public boolean isSlave() {
return true;
}
/**
*
* @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#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.IAxisManager#canDestroyAxisElement(org.eclipse.papyrus.infra.nattable.model.nattable.nattableaxis.IAxis)
*
* @param axis
* @return
*/
public boolean canDestroyAxisElement(final IAxis axis) {
final EObject object = (EObject)axis.getElement();
return !EMFHelper.isReadOnly(object);
}
public boolean canDestroyAxisElement(Integer axisPosition) {
return false;
}
public Command getDestroyAxisElementCommand(EditingDomain domain, Integer axisPosition) {
return UnexecutableCommand.INSTANCE;
}
}
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