| /** |
| * <copyright> |
| * |
| * Copyright (c) 2002-2010 IBM Corporation 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 |
| * |
| * </copyright> |
| * |
| * $Id: ETypedElementItemProvider.java,v 1.2 2010/04/28 20:37:17 khussey Exp $ |
| */ |
| package org.eclipse.emf.ecore.provider; |
| |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Iterator; |
| 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.ecore.EAttribute; |
| import org.eclipse.emf.ecore.EClass; |
| import org.eclipse.emf.ecore.EClassifier; |
| import org.eclipse.emf.ecore.EDataType; |
| import org.eclipse.emf.ecore.EGenericType; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecore.EOperation; |
| import org.eclipse.emf.ecore.EReference; |
| import org.eclipse.emf.ecore.EStructuralFeature; |
| import org.eclipse.emf.ecore.ETypeParameter; |
| import org.eclipse.emf.ecore.ETypedElement; |
| import org.eclipse.emf.ecore.EcoreFactory; |
| import org.eclipse.emf.ecore.EcorePackage; |
| import org.eclipse.emf.edit.command.SetCommand; |
| import org.eclipse.emf.edit.domain.EditingDomain; |
| import org.eclipse.emf.edit.provider.ComposeableAdapterFactory; |
| import org.eclipse.emf.edit.provider.ComposedImage; |
| 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; |
| |
| /** |
| * This is the item provider adapter for a {@link org.eclipse.emf.ecore.ETypedElement} object. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| public class ETypedElementItemProvider |
| 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 ETypedElementItemProvider(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); |
| |
| addOrderedPropertyDescriptor(object); |
| addUniquePropertyDescriptor(object); |
| addLowerBoundPropertyDescriptor(object); |
| addUpperBoundPropertyDescriptor(object); |
| addManyPropertyDescriptor(object); |
| addRequiredPropertyDescriptor(object); |
| addETypePropertyDescriptor(object); |
| } |
| return itemPropertyDescriptors; |
| } |
| |
| /** |
| * This adds a property descriptor for the Ordered feature. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| protected void addOrderedPropertyDescriptor(Object object) |
| { |
| itemPropertyDescriptors.add |
| (createItemPropertyDescriptor |
| (((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(), |
| getResourceLocator(), |
| getString("_UI_ETypedElement_ordered_feature"), |
| getString("_UI_ETypedElement_ordered_description"), |
| EcorePackage.Literals.ETYPED_ELEMENT__ORDERED, |
| true, |
| false, |
| false, |
| ItemPropertyDescriptor.BOOLEAN_VALUE_IMAGE, |
| null, |
| null)); |
| } |
| |
| /** |
| * This adds a property descriptor for the Unique feature. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| protected void addUniquePropertyDescriptor(Object object) |
| { |
| itemPropertyDescriptors.add |
| (createItemPropertyDescriptor |
| (((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(), |
| getResourceLocator(), |
| getString("_UI_ETypedElement_unique_feature"), |
| getString("_UI_ETypedElement_unique_description"), |
| EcorePackage.Literals.ETYPED_ELEMENT__UNIQUE, |
| true, |
| false, |
| false, |
| ItemPropertyDescriptor.BOOLEAN_VALUE_IMAGE, |
| null, |
| null)); |
| } |
| |
| /** |
| * This adds a property descriptor for the Lower Bound feature. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| protected void addLowerBoundPropertyDescriptor(Object object) |
| { |
| itemPropertyDescriptors.add |
| (createItemPropertyDescriptor |
| (((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(), |
| getResourceLocator(), |
| getString("_UI_ETypedElement_lowerBound_feature"), |
| getString("_UI_ETypedElement_lowerBound_description"), |
| EcorePackage.Literals.ETYPED_ELEMENT__LOWER_BOUND, |
| true, |
| false, |
| false, |
| ItemPropertyDescriptor.INTEGRAL_VALUE_IMAGE, |
| null, |
| null)); |
| } |
| |
| /** |
| * This adds a property descriptor for the Upper Bound feature. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| protected void addUpperBoundPropertyDescriptor(Object object) |
| { |
| itemPropertyDescriptors.add |
| (createItemPropertyDescriptor |
| (((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(), |
| getResourceLocator(), |
| getString("_UI_ETypedElement_upperBound_feature"), |
| getString("_UI_ETypedElement_upperBound_description"), |
| EcorePackage.Literals.ETYPED_ELEMENT__UPPER_BOUND, |
| true, |
| false, |
| false, |
| ItemPropertyDescriptor.INTEGRAL_VALUE_IMAGE, |
| null, |
| null)); |
| } |
| |
| /** |
| * This adds a property descriptor for the Many feature. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| protected void addManyPropertyDescriptor(Object object) |
| { |
| itemPropertyDescriptors.add |
| (createItemPropertyDescriptor |
| (((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(), |
| getResourceLocator(), |
| getString("_UI_ETypedElement_many_feature"), |
| getString("_UI_ETypedElement_many_description"), |
| EcorePackage.Literals.ETYPED_ELEMENT__MANY, |
| false, |
| false, |
| false, |
| ItemPropertyDescriptor.BOOLEAN_VALUE_IMAGE, |
| null, |
| new String[] { |
| "org.eclipse.ui.views.properties.expert" |
| })); |
| } |
| |
| /** |
| * This adds a property descriptor for the Required feature. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| protected void addRequiredPropertyDescriptor(Object object) |
| { |
| itemPropertyDescriptors.add |
| (createItemPropertyDescriptor |
| (((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(), |
| getResourceLocator(), |
| getString("_UI_ETypedElement_required_feature"), |
| getString("_UI_ETypedElement_required_description"), |
| EcorePackage.Literals.ETYPED_ELEMENT__REQUIRED, |
| false, |
| false, |
| false, |
| ItemPropertyDescriptor.BOOLEAN_VALUE_IMAGE, |
| null, |
| new String[] { |
| "org.eclipse.ui.views.properties.expert" |
| })); |
| } |
| |
| /** |
| * This adds a property descriptor for the EType feature. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated NOT |
| */ |
| protected void addETypePropertyDescriptor(Object object) |
| { |
| itemPropertyDescriptors.add |
| (new ItemPropertyDescriptorWithUniqueChoiceOfValueLabels |
| (((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(), |
| getResourceLocator(), |
| getString("_UI_ETypedElement_eType_feature"), |
| getString("_UI_ETypedElement_eType_description"), |
| EcorePackage.Literals.ETYPED_ELEMENT__ETYPE, |
| true, |
| false, |
| true, |
| null, |
| null, |
| null) |
| { |
| @Override |
| public Collection<?> getChoiceOfValues(Object object) |
| { |
| // Filter out types that aren't permitted. |
| // |
| Collection<Object> result = new ArrayList<Object>(super.getChoiceOfValues(object)); |
| |
| if (!(object instanceof EReference)) |
| { |
| for (Object classifier : EcorePackage.eINSTANCE.getEClassifiers()) |
| { |
| if (!result.contains(classifier)) |
| { |
| result.add(classifier); |
| } |
| } |
| } |
| if (!result.contains(EcorePackage.Literals.EOBJECT)) |
| { |
| result.add(EcorePackage.Literals.EOBJECT); |
| } |
| |
| if (object instanceof EAttribute) |
| { |
| for (Iterator<Object> i = result.iterator(); i.hasNext(); ) |
| { |
| if (i.next() instanceof EClass) |
| { |
| i.remove(); |
| } |
| } |
| } |
| else if (object instanceof EReference) |
| { |
| for (Iterator<Object> i = result.iterator(); i.hasNext(); ) |
| { |
| if (i.next() instanceof EDataType) |
| { |
| i.remove(); |
| } |
| } |
| } |
| |
| // Let them choose type parameters as well. |
| // |
| for (EObject eObject = (EObject)object; eObject != null; eObject = eObject.eContainer()) |
| { |
| if (eObject instanceof EClassifier) |
| { |
| result.addAll(((EClassifier)eObject).getETypeParameters()); |
| } |
| else if (eObject instanceof EOperation) |
| { |
| result.addAll(((EOperation)eObject).getETypeParameters()); |
| } |
| } |
| |
| uniqueNameMap = computeUniqueLabels(object, result); |
| |
| return result; |
| } |
| |
| @Override |
| public void setPropertyValue(Object object, Object value) |
| { |
| EditingDomain editingDomain = getEditingDomain(object); |
| if (editingDomain == null) |
| { |
| super.setPropertyValue(object, value); |
| } |
| else |
| { |
| |
| EGenericType eGenericType = null; |
| if (value instanceof EClassifier) |
| { |
| EClassifier eClassifier = (EClassifier)value; |
| eGenericType = EcoreFactory.eINSTANCE.createEGenericType(); |
| eGenericType.setEClassifier(eClassifier); |
| for (int i = 0, size = eClassifier.getETypeParameters().size(); i < size; ++i) |
| { |
| eGenericType.getETypeArguments().add(EcoreFactory.eINSTANCE.createEGenericType()); |
| } |
| } |
| else if (value instanceof ETypeParameter) |
| { |
| eGenericType = EcoreFactory.eINSTANCE.createEGenericType(); |
| eGenericType.setETypeParameter((ETypeParameter)value); |
| } |
| editingDomain.getCommandStack().execute |
| (SetCommand.create(editingDomain, object, EcorePackage.Literals.ETYPED_ELEMENT__EGENERIC_TYPE, eGenericType)); |
| } |
| } |
| }); |
| } |
| |
| |
| /** |
| * 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.ETYPED_ELEMENT__EGENERIC_TYPE); |
| } |
| 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 the label text for the adapted class. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public String getText(Object object) |
| { |
| String label = ((ETypedElement)object).getName(); |
| return label == null || label.length() == 0 ? |
| getString("_UI_ETypedElement_type") : |
| getString("_UI_ETypedElement_type") + " " + label; |
| } |
| |
| public Object getComposedImage(Object object, Object imageToCompose) |
| { |
| ETypedElement eTypedElement = (ETypedElement)object; |
| Collection<Object> images = new ArrayList<Object>(); |
| images.add(imageToCompose); |
| String imageName = "full/obj16/EOccurrence"; |
| int minOccurs = eTypedElement.getLowerBound(); |
| int maxOccurs = eTypedElement.getUpperBound(); |
| |
| if (minOccurs >= 0 && (minOccurs <= maxOccurs || maxOccurs == ETypedElement.UNBOUNDED_MULTIPLICITY || maxOccurs == ETypedElement.UNSPECIFIED_MULTIPLICITY)) |
| { |
| switch (minOccurs) |
| { |
| case 0: |
| { |
| imageName += "Zero"; |
| break; |
| } |
| case 1: |
| { |
| imageName += "One"; |
| break; |
| } |
| default: |
| { |
| imageName += "N"; |
| break; |
| } |
| } |
| |
| if (minOccurs != maxOccurs) |
| { |
| switch (maxOccurs) |
| { |
| case ETypedElement.UNSPECIFIED_MULTIPLICITY: |
| { |
| imageName += "ToUnspecified"; |
| break; |
| } |
| case ETypedElement.UNBOUNDED_MULTIPLICITY: |
| { |
| imageName += "ToUnbounded"; |
| break; |
| } |
| case 0: |
| { |
| break; |
| } |
| case 1: |
| { |
| imageName += "ToOne"; |
| break; |
| } |
| default: |
| { |
| imageName += minOccurs <= 1 ? "ToN" : "ToM"; |
| break; |
| } |
| } |
| } |
| } |
| else |
| { |
| imageName += "NToM"; |
| } |
| |
| if (!imageName.equals("full/obj16/EOccurrenceZeroToOne")) |
| { |
| images.add(EcoreEditPlugin.INSTANCE.getImage(imageName)); |
| } |
| |
| final int offset = |
| !imageName.endsWith("Unspecified") && object instanceof EStructuralFeature ? |
| -2 : |
| -3; |
| |
| return |
| new ComposedImage(images) |
| { |
| @Override |
| public List<ComposedImage.Point> getDrawPoints(Size size) |
| { |
| List<ComposedImage.Point> result = super.getDrawPoints(size); |
| if (result.size() > 1) |
| { |
| result.get(0).y = offset; |
| } |
| return result; |
| } |
| }; |
| } |
| |
|
|
| @Override
|
| protected Command createSetCommand(EditingDomain domain, EObject owner, EStructuralFeature feature, Object value)
|
| {
|
| if (feature == EcorePackage.Literals.ETYPED_ELEMENT__EGENERIC_TYPE)
|
| {
|
| return
|
| new SetCommand(domain, owner, feature, value)
|
| {
|
| @Override
|
| protected boolean prepare()
|
| {
|
| Object oldValue = ((ETypedElement)owner).getEGenericType();
|
| boolean result = super.prepare();
|
| this.oldValue = oldValue;
|
| return result;
|
| }
|
| };
|
|
|
| }
|
| else
|
| {
|
| return super.createSetCommand(domain, owner, feature, value);
|
| }
|
| }
|
|
|
| /** |
| * 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(ETypedElement.class)) |
| { |
| case EcorePackage.ETYPED_ELEMENT__ORDERED: |
| case EcorePackage.ETYPED_ELEMENT__UNIQUE: |
| case EcorePackage.ETYPED_ELEMENT__LOWER_BOUND: |
| case EcorePackage.ETYPED_ELEMENT__UPPER_BOUND: |
| case EcorePackage.ETYPED_ELEMENT__MANY: |
| case EcorePackage.ETYPED_ELEMENT__REQUIRED: |
| case EcorePackage.ETYPED_ELEMENT__ETYPE: |
| fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), false, true)); |
| return; |
| case EcorePackage.ETYPED_ELEMENT__EGENERIC_TYPE: |
| 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.ETYPED_ELEMENT__EGENERIC_TYPE, |
| EcoreFactory.eINSTANCE.createEGenericType())); |
| } |
| |
| } |