ParItemProvider.java

/*******************************************************************************
 * Copyright (c) 2009, 2012 SpringSource, a divison of VMware, Inc.
 * 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:
 *     SpringSource, a division of VMware, Inc. - initial API and implementation
 *******************************************************************************/

package org.eclipse.virgo.ide.par.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.common.util.ResourceLocator;
import org.eclipse.emf.ecore.EStructuralFeature;
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.emf.edit.provider.ItemProviderAdapter;
import org.eclipse.emf.edit.provider.ViewerNotification;
import org.eclipse.virgo.ide.par.Par;
import org.eclipse.virgo.ide.par.ParFactory;
import org.eclipse.virgo.ide.par.ParPackage;

/**
 * This is the item provider adapter for a {@link org.eclipse.virgo.ide.par.Par} object. <!-- begin-user-doc --> <!--
 * end-user-doc -->
 *
 * @generated
 */
public class ParItemProvider extends ItemProviderAdapter
    implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {

    /**
     * This constructs an instance from a factory and a notifier. <!-- begin-user-doc --> <!-- end-user-doc -->
     *
     * @generated
     */
    public ParItemProvider(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 (this.itemPropertyDescriptors == null) {
            super.getPropertyDescriptors(object);

        }
        return this.itemPropertyDescriptors;
    }

    /**
     * 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 (this.childrenFeatures == null) {
            super.getChildrenFeatures(object);
            this.childrenFeatures.add(ParPackage.Literals.PAR__BUNDLE);
        }
        return this.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 Par.gif. <!-- begin-user-doc --> <!-- end-user-doc -->
     *
     * @generated
     */
    @Override
    public Object getImage(Object object) {
        return overlayImage(object, getResourceLocator().getImage("full/obj16/Par"));
    }

    /**
     * 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_Par_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);

        switch (notification.getFeatureID(Par.class)) {
            case ParPackage.PAR__BUNDLE:
                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(ParPackage.Literals.PAR__BUNDLE, ParFactory.eINSTANCE.createBundle()));
    }

    /**
     * Return the resource locator for this item provider's resources. <!-- begin-user-doc --> <!-- end-user-doc -->
     *
     * @generated
     */
    @Override
    public ResourceLocator getResourceLocator() {
        return ParEditPlugin.INSTANCE;
    }

}