/*******************************************************************************
* Copyright (c) 2009, 2011 Willink Transformations and others.
* 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:
* IBM - Initial API and implementation
*******************************************************************************/
package org.eclipse.ocl.ecore.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.ecore.provider.ENamedElementItemProvider;
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 org.eclipse.ocl.ecore.Constraint;
import org.eclipse.ocl.ecore.EcoreFactory;
import org.eclipse.ocl.ecore.EcorePackage;
import org.eclipse.ocl.ecore.edit.OCLEcoreEditPlugin;
/**
* This is the item provider adapter for a {@link org.eclipse.ocl.ecore.Constraint} object.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public class ConstraintItemProvider
extends ENamedElementItemProvider
implements IEditingDomainItemProvider, IStructuredItemContentProvider,
ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
/**
* This constructs an instance from a factory and a notifier.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public ConstraintItemProvider(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);
addConstrainedElementsPropertyDescriptor(object);
addStereotypePropertyDescriptor(object);
}
return itemPropertyDescriptors;
}
/**
* This adds a property descriptor for the Constrained Elements feature.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected void addConstrainedElementsPropertyDescriptor(Object object) {
itemPropertyDescriptors
.add(createItemPropertyDescriptor(
((ComposeableAdapterFactory) adapterFactory)
.getRootAdapterFactory(),
getResourceLocator(),
getString("_UI_Constraint_constrainedElements_feature"), //$NON-NLS-1$
getString(
"_UI_PropertyDescriptor_description", "_UI_Constraint_constrainedElements_feature", "_UI_Constraint_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
EcorePackage.Literals.CONSTRAINT__CONSTRAINED_ELEMENTS, true,
false, true, null, null, null));
}
/**
* This adds a property descriptor for the Stereotype feature.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected void addStereotypePropertyDescriptor(Object object) {
itemPropertyDescriptors
.add(createItemPropertyDescriptor(
((ComposeableAdapterFactory) adapterFactory)
.getRootAdapterFactory(),
getResourceLocator(),
getString("_UI_Constraint_stereotype_feature"), //$NON-NLS-1$
getString(
"_UI_PropertyDescriptor_description", "_UI_Constraint_stereotype_feature", "_UI_Constraint_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
EcorePackage.Literals.CONSTRAINT__STEREOTYPE, true, false,
false, ItemPropertyDescriptor.GENERIC_VALUE_IMAGE, 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(EcorePackage.Literals.CONSTRAINT__SPECIFICATION);
}
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 Constraint.gif.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public Object getImage(Object object) {
return overlayImage(object,
getResourceLocator().getImage("full/obj16/Constraint")); //$NON-NLS-1$
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
protected boolean shouldComposeCreationImage() {
return true;
}
/**
* This returns the label text for the adapted class.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public String getText(Object object) {
String label = ((Constraint) object).getName();
return label == null || label.length() == 0
? getString("_UI_Constraint_type") : //$NON-NLS-1$
getString("_UI_Constraint_type") + " " + label; //$NON-NLS-1$ //$NON-NLS-2$
}
/**
* 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(Constraint.class)) {
case EcorePackage.CONSTRAINT__STEREOTYPE :
fireNotifyChanged(new ViewerNotification(notification,
notification.getNotifier(), false, true));
return;
case EcorePackage.CONSTRAINT__SPECIFICATION :
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(
EcorePackage.Literals.CONSTRAINT__SPECIFICATION,
EcoreFactory.eINSTANCE.createExpressionInOCL()));
}
/**
* Return the resource locator for this item provider's resources.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public ResourceLocator getResourceLocator() {
return OCLEcoreEditPlugin.INSTANCE;
}
}