/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:

*

*/

package cenrep.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.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.emf.edit.provider.ItemPropertyDescriptor;

import org.eclipse.emf.edit.provider.ViewerNotification;

import cenrep.CenrepFactory;

import cenrep.CenrepPackage;

import cenrep.Value;

/**

 * This is the item provider adapter for a {@link cenrep.Value} object.

 * <!-- begin-user-doc -->

 * <!-- end-user-doc -->

 * @generated

 */

public class ValueItemProvider

	extends ContentItemProvider

	implements	

		IEditingDomainItemProvider, 

		IStructuredItemContentProvider, 

		ITreeItemContentProvider, 

		IItemLabelProvider, 

		IItemPropertySource{

	public final static Value ZERO_VALUE = CenrepFactory.eINSTANCE.createValue(); 

	/**

	 * This constructs an instance from a factory and a notifier.

	 * <!-- begin-user-doc -->

	 * <!-- end-user-doc -->

	 * @generated

	 */

	public ValueItemProvider(AdapterFactory adapterFactory) {

		super(adapterFactory);

	}

	/**

	 * This returns the property descriptors for the adapted class.

	 * <!-- begin-user-doc -->

	 * <!-- end-user-doc -->

	 * @generated NOT

	 */

	public List getPropertyDescriptors(Object object) {

		if(object.equals(ZERO_VALUE))return null;

		if (itemPropertyDescriptors == null) {

			super.getPropertyDescriptors(object);

			addValPropertyDescriptor(object);

			addIdPropertyDescriptor(object);

		}

		return itemPropertyDescriptors;

	}

	/**

	 * This adds a property descriptor for the Val feature.

	 * <!-- begin-user-doc -->

	 * <!-- end-user-doc -->

	 * @generated

	 */

	protected void addValPropertyDescriptor(Object object) {

		itemPropertyDescriptors.add

			(createItemPropertyDescriptor

				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),

				 getResourceLocator(),

				 getString("_UI_Value_val_feature"),

				 getString("_UI_PropertyDescriptor_description", "_UI_Value_val_feature", "_UI_Value_type"),

				 CenrepPackage.Literals.VALUE__VAL,

				 true,

				 false,

				 false,

				 ItemPropertyDescriptor.GENERIC_VALUE_IMAGE,

				 null,

				 null));

	}

	/**

	 * This adds a property descriptor for the Id feature.

	 * <!-- begin-user-doc -->

	 * <!-- end-user-doc -->

	 * @generated

	 */

	protected void addIdPropertyDescriptor(Object object) {

		itemPropertyDescriptors.add

			(createItemPropertyDescriptor

				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),

				 getResourceLocator(),

				 getString("_UI_Value_id_feature"),

				 getString("_UI_PropertyDescriptor_description", "_UI_Value_id_feature", "_UI_Value_type"),

				 CenrepPackage.Literals.VALUE__ID,

				 true,

				 false,

				 false,

				 ItemPropertyDescriptor.GENERIC_VALUE_IMAGE,

				 null,

				 null));

	}

	/**

	 * This returns Value.gif.

	 * <!-- begin-user-doc -->

	 * <!-- end-user-doc -->

	 * @generated

	 */

	@Override

	public Object getImage(Object object) {

		return overlayImage(object, getResourceLocator().getImage("full/obj16/Value"));

	}

	/**

	 * This returns the label text for the adapted class.

	 * <!-- begin-user-doc -->

	 * <!-- end-user-doc -->

	 * @generated

	 */

	@Override

	public String getText(Object object) {

		String label = ((Value)object).getId();

		return label == null || label.length() == 0 ?

			getString("_UI_Value_type") :

			getString("_UI_Value_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(Value.class)) {

			case CenrepPackage.VALUE__VAL:

			case CenrepPackage.VALUE__ID:

				fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), false, true));

				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);

	}

	/**

	 * Return the resource locator for this item provider's resources.

	 * <!-- begin-user-doc -->

	 * <!-- end-user-doc -->

	 * @generated

	 */

	@Override

	public ResourceLocator getResourceLocator() {

		return CRPluginModelEditPlugin.INSTANCE;

	}

}