/**************************************************************************
 * ERA - Eclipse Requirements Analysis
 * ==============================================
 * Copyright (C) 2009-2013 by Georg Blaschke, Christoph P. Neumann
 * and Bernd Haberstumpf (http://era.origo.ethz.ch)
 **************************************************************************
 * Licensed under the Eclipse Public License - v 1.0 (the "License");
 * you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.eclipse.org/org/documents/epl-v10.html
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 **************************************************************************
 */
package era.foss.erf.provider;

import era.foss.erf.ErfFactory;
import era.foss.erf.ErfPackage;
import era.foss.erf.EraToolExtension;

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.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.ViewerNotification;

/**
 * This is the item provider adapter for a {@link era.foss.erf.EraToolExtension} object.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public class EraToolExtensionItemProvider extends ToolExtensionItemProvider implements IEditingDomainItemProvider,
        IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {

    /**
     * This constructs an instance from a factory and a notifier.
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @generated
     */
    public EraToolExtensionItemProvider( 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 );

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

    /**
     * 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_EraToolExtension_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( EraToolExtension.class )) {
        case ErfPackage.ERA_TOOL_EXTENSION__VIEWS:
            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( ErfPackage.Literals.ERA_TOOL_EXTENSION__VIEWS,
                                                       ErfFactory.eINSTANCE.createView() ) );
    }

}