/**************************************************************************
* 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 java.util.Collection;
import java.util.List;
import org.eclipse.emf.common.command.Command;
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.EObject;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.edit.command.ReplaceCommand;
import org.eclipse.emf.edit.domain.EditingDomain;
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 era.foss.erf.Content;
import era.foss.erf.ErfFactory;
import era.foss.erf.ErfPackage;
/**
* This is the item provider adapter for a {@link era.foss.erf.Content} object.
* <!-- begin-user-doc --> <!--
* end-user-doc -->
* @generated
*/
public class ContentItemProvider 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 ContentItemProvider( 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.CONTENT__SPEC_OBJECTS );
childrenFeatures.add( ErfPackage.Literals.CONTENT__SPEC_TYPES );
childrenFeatures.add( ErfPackage.Literals.CONTENT__DATA_TYPES );
childrenFeatures.add( ErfPackage.Literals.CONTENT__SPEC_RELATIONS );
childrenFeatures.add( ErfPackage.Literals.CONTENT__SPECIFICATIONS );
}
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 Content.gif.
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @generated
*/
@Override
public Object getImage( Object object ) {
return overlayImage( object, getResourceLocator().getImage( "full/obj16/Content" ) );
}
/**
* 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_Content_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( Content.class )) {
case ErfPackage.CONTENT__SPEC_OBJECTS:
case ErfPackage.CONTENT__SPEC_TYPES:
case ErfPackage.CONTENT__DATA_TYPES:
case ErfPackage.CONTENT__SPEC_RELATIONS:
case ErfPackage.CONTENT__SPECIFICATIONS:
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.CONTENT__SPEC_OBJECTS,
ErfFactory.eINSTANCE.createSpecObject() ) );
newChildDescriptors.add( createChildParameter( ErfPackage.Literals.CONTENT__SPEC_TYPES,
ErfFactory.eINSTANCE.createSpecType() ) );
newChildDescriptors.add( createChildParameter( ErfPackage.Literals.CONTENT__DATA_TYPES,
ErfFactory.eINSTANCE.createDatatypeDefinitionInteger() ) );
newChildDescriptors.add( createChildParameter( ErfPackage.Literals.CONTENT__DATA_TYPES,
ErfFactory.eINSTANCE.createDatatypeDefinitionString() ) );
newChildDescriptors.add( createChildParameter( ErfPackage.Literals.CONTENT__DATA_TYPES,
ErfFactory.eINSTANCE.createDatatypeDefinitionEnumeration() ) );
newChildDescriptors.add( createChildParameter( ErfPackage.Literals.CONTENT__DATA_TYPES,
ErfFactory.eINSTANCE.createDatatypeDefinitionBoolean() ) );
newChildDescriptors.add( createChildParameter( ErfPackage.Literals.CONTENT__SPEC_RELATIONS,
ErfFactory.eINSTANCE.createSpecRelation() ) );
newChildDescriptors.add( createChildParameter( ErfPackage.Literals.CONTENT__SPECIFICATIONS,
ErfFactory.eINSTANCE.createSpecification() ) );
}
/**
* Return the resource locator for this item provider's resources.
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @generated
*/
@Override
public ResourceLocator getResourceLocator() {
return ErfEditPlugin.INSTANCE;
}
protected Command createReplaceCommand( EditingDomain domain,
EObject owner,
EStructuralFeature feature,
EObject value,
Collection<?> collection ) {
if( feature.getFeatureID() == ErfPackage.CONTENT__DATA_TYPES ) {
return new ReplaceDatatypeDefinitionCommand( domain, owner, feature, value, collection );
}
return new ReplaceCommand( domain, owner, feature, value, collection );
}
}