org.eclipse.rmf.reqif10.pror.edit/src/org/eclipse/rmf/reqif10/pror/provider/AttributeValueEnumerationItemProvider.java

/*******************************************************************************
 * Copyright (c) 2011 Formal Mind GmbH and University of Dusseldorf.
 * 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:
 *     Michael Jastram - initial API and implementation
 ******************************************************************************/

package org.eclipse.rmf.reqif10.pror.provider;


import java.util.ArrayList;
import java.util.Collection;
import java.util.GregorianCalendar;
import java.util.List;


import org.eclipse.emf.common.command.Command;
import org.eclipse.emf.common.command.CompoundCommand;
import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EStructuralFeature;
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.IEditingDomainItemProvider;
import org.eclipse.emf.edit.provider.IItemLabelProvider;
import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
import org.eclipse.emf.edit.provider.IItemPropertySource;
import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
import org.eclipse.rmf.reqif10.AttributeValueEnumeration;
import org.eclipse.rmf.reqif10.Identifiable;
import org.eclipse.rmf.reqif10.ReqIF10Package;
import org.eclipse.rmf.reqif10.SpecElementWithAttributes;
import org.eclipse.rmf.reqif10.common.util.ReqIF10Util;

/**
 * This is the item provider adapter for a {@link org.eclipse.rmf.reqif10.AttributeValueEnumeration} object.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public class AttributeValueEnumerationItemProvider
	extends AttributeValueItemProvider
	implements
		IEditingDomainItemProvider,
		IStructuredItemContentProvider,
		ITreeItemContentProvider,
		IItemLabelProvider,
		IItemPropertySource {
	/**
	 * This constructs an instance from a factory and a notifier.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public AttributeValueEnumerationItemProvider(AdapterFactory adapterFactory) {
		super(adapterFactory);
	}

	/**
	 * This returns the property descriptors for the adapted class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
		if (itemPropertyDescriptors == null) {
			super.getPropertyDescriptors(object);

			addValuesPropertyDescriptor(object);
			addDefinitionPropertyDescriptor(object);
		}
		return itemPropertyDescriptors;
	}

	/**
	 * This adds a property descriptor for the Values feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addValuesPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_AttributeValueEnumeration_values_feature"),
				 getString("_UI_PropertyDescriptor_description", "_UI_AttributeValueEnumeration_values_feature", "_UI_AttributeValueEnumeration_type"),
				 ReqIF10Package.Literals.ATTRIBUTE_VALUE_ENUMERATION__VALUES,
				 true,
				 false,
				 true,
				 null,
				 null,
				 null));
	}

	/**
	 * This adds a property descriptor for the Definition feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addDefinitionPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_AttributeValueEnumeration_definition_feature"),
				 getString("_UI_PropertyDescriptor_description", "_UI_AttributeValueEnumeration_definition_feature", "_UI_AttributeValueEnumeration_type"),
				 ReqIF10Package.Literals.ATTRIBUTE_VALUE_ENUMERATION__DEFINITION,
				 true,
				 false,
				 true,
				 null,
				 null,
				 null));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	protected boolean shouldComposeCreationImage() {
		return true;
	}

	/**
	 * This returns the label text for the adapted class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public String getText(Object object) {
		return getString("_UI_AttributeValueEnumeration_type");
	}

	/**
	 * This handles model notifications by calling {@link #updateChildren} to update any cached
	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void notifyChanged(Notification notification) {
		updateChildren(notification);
		super.notifyChanged(notification);
	}

	/**
	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
	 * that can be created under this object.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
		super.collectNewChildDescriptors(newChildDescriptors, object);
	}

	
	@Override
	protected Command createCreateChildCommand(EditingDomain domain,
			EObject owner, EStructuralFeature feature, Object value, int index,
			Collection<?> collection) {
		System.out.println("CREATE CHILDs");
		return super.createCreateChildCommand(domain, owner, feature, value, index,
				collection);
	}
	
	/**
	 * We extended the command in order to append additional commands for
	 * setting the lastChanged attribute of the to be added object.
	 */
	@Override
	protected Command createAddCommand(EditingDomain domain, EObject owner,
			EStructuralFeature feature, Collection<?> collection, int index) {

		List<Command> commandList = new ArrayList<Command>();
		commandList.add(super.createAddCommand(domain, owner, feature,
				collection, index));

		GregorianCalendar lastChange = ReqIF10Util.getReqIFLastChange();

		if (owner instanceof AttributeValueEnumeration) {
			EObject c = owner.eContainer();
			if (c != null && c instanceof SpecElementWithAttributes) {
				SetCommand sc = new SetCommand(domain, (Identifiable) c,
						ReqIF10Package.eINSTANCE.getIdentifiable_LastChange(),
						lastChange);
				commandList.add(sc);
			}
		}

		CompoundCommand cc = new CompoundCommand(commandList);

		return cc;

	}
	
}