| //------------------------------------------------------------------------------ |
| // Copyright (c) 2005, 2006 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 Corporation - initial implementation |
| //------------------------------------------------------------------------------ |
| package org.eclipse.epf.library.edit.process; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| |
| 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.EObject; |
| import org.eclipse.emf.ecore.EStructuralFeature; |
| import org.eclipse.emf.edit.domain.EditingDomain; |
| import org.eclipse.emf.edit.provider.ItemProviderAdapter; |
| import org.eclipse.emf.edit.provider.ViewerNotification; |
| import org.eclipse.epf.library.edit.process.command.GenericDropCommand; |
| import org.eclipse.epf.library.edit.process.command.OBSDragAndDropCommand; |
| import org.eclipse.epf.library.edit.process.command.GenericDropCommand.ElementAdapter; |
| |
| import com.ibm.uma.CompositeRole; |
| import com.ibm.uma.DescribableElement; |
| import com.ibm.uma.Role; |
| import com.ibm.uma.UmaPackage; |
| |
| /** |
| * @author Phong Nguyen Le |
| * @since 1.0 |
| */ |
| public class CompositeRoleItemProvider extends RoleDescriptorItemProvider { |
| |
| private ElementAdapter dropAdapter; |
| |
| /** |
| * @param adapterFactory |
| * @param delegateItemProvider |
| */ |
| public CompositeRoleItemProvider(AdapterFactory adapterFactory, |
| ItemProviderAdapter delegateItemProvider) { |
| super(adapterFactory, delegateItemProvider); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see com.ibm.library.edit.process.BreakdownElementItemProvider#getChildrenFeatures(java.lang.Object) |
| */ |
| public Collection getChildrenFeatures(Object object) { |
| if (childrenFeatures == null) { |
| childrenFeatures = new ArrayList(); |
| childrenFeatures.add(UmaPackage.eINSTANCE |
| .getCompositeRole_AggregatedRoles()); |
| } |
| return childrenFeatures; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see com.ibm.library.edit.process.DescriptorItemProvider#notifyChanged(org.eclipse.emf.common.notify.Notification) |
| */ |
| public void notifyChanged(Notification notification) { |
| updateChildren(notification); |
| |
| switch (notification.getFeatureID(CompositeRole.class)) { |
| case UmaPackage.COMPOSITE_ROLE__AGGREGATED_ROLES: |
| fireNotifyChanged(new ViewerNotification(notification, notification |
| .getNotifier(), true, false)); |
| return; |
| } |
| |
| super.notifyChanged(notification); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.emf.edit.provider.ItemProviderAdapter#isWrappingNeeded(java.lang.Object) |
| */ |
| protected boolean isWrappingNeeded(Object object) { |
| return true; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.emf.edit.provider.ItemProviderAdapter#createWrapper(org.eclipse.emf.ecore.EObject, |
| * org.eclipse.emf.ecore.EStructuralFeature, java.lang.Object, int) |
| */ |
| protected Object createWrapper(EObject object, EStructuralFeature feature, |
| Object value, int index) { |
| DescribableElementWrapperItemProvider wrapper = new DescribableElementWrapperItemProvider( |
| (DescribableElement) value, object, getRootAdapterFactory()); |
| // wrapper.setColumnIndexToNameMap(columnIndexToNameMap); |
| return wrapper; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.emf.edit.provider.ItemProviderAdapter#getChildren(java.lang.Object) |
| */ |
| // public Collection getChildren(Object object) { |
| // CompositeRole compositeRole = (CompositeRole) object; |
| // AdapterFactory adapterFactory = getRootAdapterFactory(); |
| // Collection children = new ArrayList(); |
| // for (Iterator iter = compositeRole.getAggregatedRoles().iterator(); |
| // iter.hasNext();) { |
| // children.add(new |
| // DescribableElementWrapperItemProvider((DescribableElement) iter.next(), |
| // this, adapterFactory)); |
| // } |
| // return children; |
| // } |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.emf.edit.provider.ItemProviderAdapter#createDragAndDropCommand(org.eclipse.emf.edit.domain.EditingDomain, |
| * java.lang.Object, float, int, int, java.util.Collection) |
| */ |
| protected Command createDragAndDropCommand(EditingDomain domain, |
| Object owner, float location, int operations, int operation, |
| Collection collection) { |
| return new OBSDragAndDropCommand(domain, owner, location, operations, |
| operation, collection); |
| } |
| |
| public GenericDropCommand.ElementAdapter createDropAdapter() { |
| if (dropAdapter == null) { |
| dropAdapter = new GenericDropCommand.ElementAdapter() { |
| |
| public Object adapt(Object dropElement) { |
| if (dropElement instanceof Role |
| && !((CompositeRole) getTarget()) |
| .getAggregatedRoles().contains(dropElement)) { |
| return dropElement; |
| } |
| return null; |
| } |
| |
| }; |
| } |
| return dropAdapter; |
| } |
| |
| } |