/**
* Copyright 2004-2016 Riccardo Solmi. All rights reserved.
* This file is part of the Whole Platform.
*
* The Whole Platform is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* The Whole Platform is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the Whole Platform. If not, see <http://www.gnu.org/licenses/>.
*/
package org.whole.lang.ui.notations.tree.editparts;
import org.eclipse.gef.EditPart;
import org.whole.lang.commons.reflect.CommonsEntityDescriptorEnum;
import org.whole.lang.model.IEntity;
import org.whole.lang.reflect.EntityDescriptor;
import org.whole.lang.ui.editparts.IEditPartFactory;
import org.whole.lang.ui.editparts.PlaceHolderPart;
/**
* @author Riccardo Solmi
*/
public class TreeRightPartFactory implements IEditPartFactory {
private static class SingletonHolder {
private static final TreeRightPartFactory instance = new TreeRightPartFactory();
}
public static TreeRightPartFactory instance() {
return SingletonHolder.instance;
}
private boolean isRightToLeft;
protected TreeRightPartFactory() {
this(false);
}
protected TreeRightPartFactory(boolean isRightToLeft) {
this.isRightToLeft = isRightToLeft;
}
public boolean isRightToLeft() {
return isRightToLeft;
}
public EditPart createEditPart(EditPart context, Object modelEntity) {
IEntity entity = (IEntity) modelEntity;
EntityDescriptor<?> ed = entity.wGetEntityDescriptor();
if (!ed.equals(CommonsEntityDescriptorEnum.Resolver))
switch (entity.wGetEntityKind()) {
case DATA:
return createDataEntityPart(context, entity);
case COMPOSITE:
return createCompositeEntityPart(context, entity);
case SIMPLE:
return createSimpleEntityPart(context, entity);
}
return createPlaceHolderPart(context, entity);
}
protected EditPart createDataEntityPart(EditPart context, IEntity entity) {
return new DataEntityTreePart(isRightToLeft());
}
protected EditPart createCompositeEntityPart(EditPart context, IEntity entity) {
EntityDescriptor<?> ed = entity.wGetEntityDescriptor();
if (ed.getEntityFeatureDescriptor(0).isReference())
return new CompositeEntityReferenceTreePart(ed, isRightToLeft());
else
return new CompositeEntityTreePart(isRightToLeft());
}
protected EditPart createSimpleEntityPart(EditPart context, IEntity entity) {
return new SimpleEntityTreePart(isRightToLeft());
}
protected EditPart createPlaceHolderPart(EditPart context, IEntity entity) {
return new PlaceHolderPart();
}
}