bundles/core/org.eclipse.apogy.core.invocator.edit/src-gen-custom/org/eclipse/apogy/core/invocator/provider/EClassArgumentCustomItemProvider.java

/*******************************************************************************
 * Copyright (c) 2018 Agence spatiale canadienne / Canadian Space Agency 
 * 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:
 *     Pierre Allard,
 *     Regent L'Archeveque,
 *     Olivier L. Larouche - initial API and implementation
 *
 * SPDX-License-Identifier: EPL-1.0
 *     
 *******************************************************************************/
package org.eclipse.apogy.core.invocator.provider;

import java.util.Collection;
import java.util.Iterator;
import java.util.List;

import org.eclipse.apogy.common.emf.ApogyCommonEMFFacade;
import org.eclipse.apogy.common.emf.edit.utils.ApogyCommonEMFEditUtilsFacade;
import org.eclipse.apogy.core.invocator.ApogyCoreInvocatorPackage;
import org.eclipse.apogy.core.invocator.EClassArgument;
import org.eclipse.emf.common.command.Command;
import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EClassifier;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.emf.edit.command.SetCommand;
import org.eclipse.emf.edit.domain.EditingDomain;
import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;

public class EClassArgumentCustomItemProvider extends EClassArgumentItemProvider {
	public EClassArgumentCustomItemProvider(AdapterFactory adapterFactory) {
		super(adapterFactory);
	}

	// FIXME Item Provider not required anymore.

	@Override
	protected void addValuePropertyDescriptor(Object object) {
		this.itemPropertyDescriptors.add(
				new ItemPropertyDescriptor(((ComposeableAdapterFactory) this.adapterFactory).getRootAdapterFactory(),
						getResourceLocator(), getString("_UI_EClassArgument_value_feature"),
						getString("_UI_PropertyDescriptor_description", "_UI_EClassArgument_value_feature",
								"_UI_EClassArgument_type"),
						ApogyCoreInvocatorPackage.Literals.ECLASS_ARGUMENT__VALUE, true, false, false, null, null,
						null) {
					@Override
					protected Collection<?> getComboBoxObjects(Object object) {
						EClassArgument eClassArgument = (EClassArgument) object;

						/**
<<<<<<< HEAD
						 * List of EClasses is returned but the property value is expecting an EObject.
						 * The SetCommand is overridden to handle this. It instantiates the EObject
						 * based on the EClass selected.
=======
						 * List of EClasses is returned but the property value
						 * is expecting an EObject. The SetCommand is overridden
						 * to handle this. It instantiates the EObject based on
						 * the EClass selected.
>>>>>>> refs/heads/eclipse_pa
						 * 
						 * @see #createSetCommand
						 */
						List<EClass> eClasses = ApogyCommonEMFFacade.INSTANCE
								.getAllSubEClasses((EClass) eClassArgument.getEParameter().getEType());
						return eClasses;
					}
				});
	}

	@Override
	protected Command createSetCommand(EditingDomain domain, EObject owner, EStructuralFeature feature, Object value) {

		if (feature == ApogyCoreInvocatorPackage.Literals.ECLASS_ARGUMENT__VALUE) {
			if (value instanceof EClass) {
				return new SetCommand(domain, owner, feature, EcoreUtil.create((EClass) value));
			}
		}
		return super.createSetCommand(domain, owner, feature, value);
	}

	@Override
	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
		super.collectNewChildDescriptors(newChildDescriptors, object);

		/** Remove Default EObject. */
		ApogyCommonEMFEditUtilsFacade.INSTANCE.removeChildDescriptor(newChildDescriptors,
				ApogyCoreInvocatorPackage.Literals.ECLASS_ARGUMENT__VALUE);

		EClassArgument eClassArgument = (EClassArgument) object;
		EClassifier eClassifier = eClassArgument.getEParameter().getEType();
		if (eClassifier instanceof EClass) {
			Iterator<EClass> eClasses = ApogyCommonEMFFacade.INSTANCE.getAllSubEClasses((EClass) eClassifier)
					.iterator();
			while (eClasses.hasNext()) {
				EClass currentEClass = eClasses.next();
				newChildDescriptors.add(createChildParameter(ApogyCoreInvocatorPackage.Literals.ECLASS_ARGUMENT__VALUE,
						EcoreUtil.create(currentEClass)));
			}
		}

	}
}