ClassItemProvider.java

/**
 * Copyright (c) 2012-2016 Marsha Chechik, Alessio Di Sandro, Michalis Famelis,
 * Rick Salay.
 * 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:
 *    Alessio Di Sandro - Implementation.
 */
package edu.toronto.cs.se.modelepedia.classdiagram.provider;


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

import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
import org.eclipse.emf.edit.provider.ViewerNotification;

import edu.toronto.cs.se.modelepedia.classdiagram.ClassDiagramFactory;
import edu.toronto.cs.se.modelepedia.classdiagram.ClassDiagramPackage;

/**
 * This is the item provider adapter for a {@link edu.toronto.cs.se.modelepedia.classdiagram.Class} object.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public class ClassItemProvider
	extends NamedElementItemProvider {
	/**
	 * This constructs an instance from a factory and a notifier.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public ClassItemProvider(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);

			addDependenciesAsDependeePropertyDescriptor(object);
			addDependenciesAsDependerPropertyDescriptor(object);
			addNestedInPropertyDescriptor(object);
			addNestedPropertyDescriptor(object);
			addSuperclassPropertyDescriptor(object);
			addSubclassesPropertyDescriptor(object);
			addAssociationsAsSourcePropertyDescriptor(object);
			addAssociationsAsTargetPropertyDescriptor(object);
		}
		return itemPropertyDescriptors;
	}

	/**
	 * This adds a property descriptor for the Dependencies As Dependee feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addDependenciesAsDependeePropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_Class_dependenciesAsDependee_feature"),
				 getString("_UI_PropertyDescriptor_description", "_UI_Class_dependenciesAsDependee_feature", "_UI_Class_type"),
				 ClassDiagramPackage.Literals.CLASS__DEPENDENCIES_AS_DEPENDEE,
				 true,
				 false,
				 true,
				 null,
				 null,
				 null));
	}

	/**
	 * This adds a property descriptor for the Dependencies As Depender feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addDependenciesAsDependerPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_Class_dependenciesAsDepender_feature"),
				 getString("_UI_PropertyDescriptor_description", "_UI_Class_dependenciesAsDepender_feature", "_UI_Class_type"),
				 ClassDiagramPackage.Literals.CLASS__DEPENDENCIES_AS_DEPENDER,
				 true,
				 false,
				 true,
				 null,
				 null,
				 null));
	}

	/**
	 * This adds a property descriptor for the Nested In feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addNestedInPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_Class_nestedIn_feature"),
				 getString("_UI_PropertyDescriptor_description", "_UI_Class_nestedIn_feature", "_UI_Class_type"),
				 ClassDiagramPackage.Literals.CLASS__NESTED_IN,
				 true,
				 false,
				 true,
				 null,
				 null,
				 null));
	}

	/**
	 * This adds a property descriptor for the Nested feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addNestedPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_Class_nested_feature"),
				 getString("_UI_PropertyDescriptor_description", "_UI_Class_nested_feature", "_UI_Class_type"),
				 ClassDiagramPackage.Literals.CLASS__NESTED,
				 true,
				 false,
				 true,
				 null,
				 null,
				 null));
	}

	/**
	 * This adds a property descriptor for the Superclass feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addSuperclassPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_Class_superclass_feature"),
				 getString("_UI_PropertyDescriptor_description", "_UI_Class_superclass_feature", "_UI_Class_type"),
				 ClassDiagramPackage.Literals.CLASS__SUPERCLASS,
				 true,
				 false,
				 true,
				 null,
				 null,
				 null));
	}

	/**
	 * This adds a property descriptor for the Subclasses feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addSubclassesPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_Class_subclasses_feature"),
				 getString("_UI_PropertyDescriptor_description", "_UI_Class_subclasses_feature", "_UI_Class_type"),
				 ClassDiagramPackage.Literals.CLASS__SUBCLASSES,
				 true,
				 false,
				 true,
				 null,
				 null,
				 null));
	}

	/**
	 * This adds a property descriptor for the Associations As Source feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addAssociationsAsSourcePropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_Class_associationsAsSource_feature"),
				 getString("_UI_PropertyDescriptor_description", "_UI_Class_associationsAsSource_feature", "_UI_Class_type"),
				 ClassDiagramPackage.Literals.CLASS__ASSOCIATIONS_AS_SOURCE,
				 true,
				 false,
				 true,
				 null,
				 null,
				 null));
	}

	/**
	 * This adds a property descriptor for the Associations As Target feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addAssociationsAsTargetPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_Class_associationsAsTarget_feature"),
				 getString("_UI_PropertyDescriptor_description", "_UI_Class_associationsAsTarget_feature", "_UI_Class_type"),
				 ClassDiagramPackage.Literals.CLASS__ASSOCIATIONS_AS_TARGET,
				 true,
				 false,
				 true,
				 null,
				 null,
				 null));
	}

	/**
	 * This specifies how to implement {@link #getChildren} and is used to deduce an appropriate feature for an
	 * {@link org.eclipse.emf.edit.command.AddCommand}, {@link org.eclipse.emf.edit.command.RemoveCommand} or
	 * {@link org.eclipse.emf.edit.command.MoveCommand} in {@link #createCommand}.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Collection<? extends EStructuralFeature> getChildrenFeatures(Object object) {
		if (childrenFeatures == null) {
			super.getChildrenFeatures(object);
			childrenFeatures.add(ClassDiagramPackage.Literals.CLASS__OWNED_ATTRIBUTES);
			childrenFeatures.add(ClassDiagramPackage.Literals.CLASS__OWNED_OPERATIONS);
		}
		return childrenFeatures;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	protected EStructuralFeature getChildFeature(Object object, Object child) {
		// Check the type of the specified child object and return the proper feature to use for
		// adding (see {@link AddCommand}) it as a child.

		return super.getChildFeature(object, child);
	}

	/**
	 * This returns Class.gif.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object getImage(Object object) {
		return overlayImage(object, getResourceLocator().getImage("full/obj16/Class"));
	}

	/**
	 * This returns the label text for the adapted class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public String getText(Object object) {
		String label = ((edu.toronto.cs.se.modelepedia.classdiagram.Class)object).getName();
		return label == null || label.length() == 0 ?
			getString("_UI_Class_type") :
			getString("_UI_Class_type") + " " + label;
	}

	/**
	 * 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);

		switch (notification.getFeatureID(edu.toronto.cs.se.modelepedia.classdiagram.Class.class)) {
			case ClassDiagramPackage.CLASS__OWNED_ATTRIBUTES:
			case ClassDiagramPackage.CLASS__OWNED_OPERATIONS:
				fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), true, false));
				return;
		}
		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);

		newChildDescriptors.add
			(createChildParameter
				(ClassDiagramPackage.Literals.CLASS__OWNED_ATTRIBUTES,
				 ClassDiagramFactory.eINSTANCE.createAttribute()));

		newChildDescriptors.add
			(createChildParameter
				(ClassDiagramPackage.Literals.CLASS__OWNED_OPERATIONS,
				 ClassDiagramFactory.eINSTANCE.createOperation()));
	}

}