| //------------------------------------------------------------------------------ |
| // 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.category; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.MissingResourceException; |
| |
| 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.EClass; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecore.EReference; |
| import org.eclipse.emf.ecore.EStructuralFeature; |
| import org.eclipse.emf.edit.EMFEditPlugin; |
| import org.eclipse.emf.edit.command.AddCommand; |
| import org.eclipse.emf.edit.command.CopyCommand.Helper; |
| import org.eclipse.emf.edit.domain.EditingDomain; |
| import org.eclipse.emf.edit.provider.ViewerNotification; |
| import org.eclipse.epf.library.edit.IDefaultNameSetter; |
| import org.eclipse.epf.library.edit.ILibraryItemProvider; |
| import org.eclipse.epf.library.edit.LibraryEditPlugin; |
| import org.eclipse.epf.library.edit.PresentationContext; |
| import org.eclipse.epf.library.edit.command.MethodElementAddCommand; |
| import org.eclipse.epf.library.edit.util.LibraryEditConstants; |
| import org.eclipse.epf.library.edit.util.TngUtil; |
| import org.eclipse.epf.uma.ContentPackage; |
| import org.eclipse.epf.uma.Discipline; |
| import org.eclipse.epf.uma.DisciplineGrouping; |
| import org.eclipse.epf.uma.MethodElement; |
| import org.eclipse.epf.uma.MethodPlugin; |
| import org.eclipse.epf.uma.UmaFactory; |
| import org.eclipse.epf.uma.UmaPackage; |
| import org.eclipse.epf.uma.VariabilityElement; |
| import org.eclipse.epf.uma.edit.command.MethodElementCreateCopyCommand; |
| import org.eclipse.epf.uma.edit.command.MethodElementInitializeCopyCommand; |
| import org.eclipse.epf.uma.util.UmaUtil; |
| |
| /** |
| * The item provider adapter for a discipline grouping. |
| * <p> |
| * This class will be renamed as DisciplineGroupingItemProvider in EPF M5. |
| * |
| * @author Phong Nguyen Le |
| * @author Kelvin Low |
| * @since 1.0 |
| */ |
| public class DisciplineCategoryItemProvider extends |
| org.eclipse.epf.uma.provider.DisciplineGroupingItemProvider implements |
| IDefaultNameSetter, ILibraryItemProvider { |
| |
| protected Object parent; |
| |
| /** |
| * Creates a new instance. |
| */ |
| public DisciplineCategoryItemProvider(AdapterFactory adapterFactory) { |
| super(adapterFactory); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.emf.edit.provider.ItemProviderAdapter#collectNewChildDescriptors(java.util.Collection, |
| * java.lang.Object) |
| */ |
| protected void collectNewChildDescriptors(Collection newChildDescriptors, |
| Object object) { |
| newChildDescriptors.add(createChildParameter(UmaPackage.eINSTANCE |
| .getDisciplineGrouping_Disciplines(), UmaFactory.eINSTANCE |
| .createDiscipline())); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.emf.edit.provider.ItemProviderAdapter#getChildrenFeatures(java.lang.Object) |
| */ |
| public Collection getChildrenFeatures(Object object) { |
| if (childrenFeatures == null) { |
| childrenFeatures = new ArrayList(); |
| childrenFeatures.add(UmaPackage.eINSTANCE |
| .getDisciplineGrouping_Disciplines()); |
| } |
| return childrenFeatures; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.emf.edit.provider.ItemProviderAdapter#getParent(java.lang.Object) |
| */ |
| public Object getParent(Object object) { |
| if (parent != null) { |
| return parent; |
| } |
| if (object instanceof EObject) { |
| MethodPlugin plugin = UmaUtil.getMethodPlugin((EObject) object); |
| if (plugin != null) { |
| String[] path = { |
| LibraryEditPlugin.INSTANCE |
| .getString("_UI_Content_group") //$NON-NLS-1$ |
| , |
| LibraryEditPlugin.INSTANCE |
| .getString("_UI_Standard_Categories_group") //$NON-NLS-1$ |
| , |
| LibraryEditPlugin.INSTANCE |
| .getString("_UI_Disciplines_group") //$NON-NLS-1$ |
| }; |
| |
| return TngUtil.getAdapter(plugin, path); |
| } |
| } |
| |
| // MethodPlugin model = UmaUtil.getMethodPlugin((MethodElement) object); |
| // if(model == null) return null; |
| // IGroupContainer groupContainer = (IGroupContainer) |
| // TngUtil.getAdapter((EObject)model, IGroupContainer.class); |
| // if(groupContainer != null) { |
| // groupContainer = (IGroupContainer) |
| // groupContainer.getGroupItemProvider(LibraryEditPlugin.INSTANCE.getString("_UI_Content_group")); |
| // return |
| // groupContainer.getGroupItemProvider(LibraryEditPlugin.INSTANCE.getString("_UI_Disciplines_group")); |
| // } |
| // // MethodModelItemProvider itemProvider = (MethodModelItemProvider) |
| // TngUtil.getAdapter((EObject)model, MethodModelItemProvider.class); |
| // // if(itemProvider != null) { |
| // // return itemProvider.getDisciplineCategories(); |
| // // } |
| |
| return super.getParent(object); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.emf.edit.provider.ItemProviderAdapter#getChildren(java.lang.Object) |
| */ |
| public Collection getChildren(Object object) { |
| Collection children = super.getChildren(object); |
| if (children instanceof List) |
| Collections.sort((List) children, PresentationContext.INSTANCE |
| .getComparator()); |
| return children; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.emf.edit.command.CreateChildCommand.Helper#getCreateChildImage(java.lang.Object, |
| * java.lang.Object, java.lang.Object, java.util.Collection) |
| */ |
| public Object getCreateChildImage(Object owner, Object feature, |
| Object child, Collection selection) { |
| if (feature instanceof EReference && child instanceof EObject) { |
| EReference reference = (EReference) feature; |
| EClass parentClass = reference.getEContainingClass(); |
| EClass childClass = ((EObject) child).eClass(); |
| String name = "full/ctool16/Create" + parentClass.getName() + "_" + reference.getName() + "_" + childClass.getName(); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ |
| try { |
| return LibraryEditPlugin.INSTANCE.getImage(name); |
| } catch (MissingResourceException e) { |
| System.err.println(e.getMessage()); |
| return null; |
| } |
| } |
| |
| return EMFEditPlugin.INSTANCE.getImage("full/ctool16/CreateChild"); //$NON-NLS-1$ |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.emf.edit.provider.ItemProviderAdapter#getText(java.lang.Object) |
| */ |
| public String getText(Object object) { |
| // String label = TngUtil.getLabel(object, |
| // getString("_UI_DisciplineGrouping_type")); |
| // ContentCategory category = (ContentCategory) object; |
| // if(category.getVariabilityBasedOnElement() != null) { |
| // MethodPlugin basePlugin = |
| // UmaUtil.getMethodPlugin(category.getVariabilityBasedOnElement()); |
| // if(basePlugin != null) { |
| // label = label + " (inherited from " + basePlugin.getName() + ')'; |
| // } |
| // } |
| // return label; |
| return TngUtil.getLabel((VariabilityElement) object, |
| getString("_UI_DisciplineGrouping_type"), true); //$NON-NLS-1$ |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.epf.uma.provider.DisciplineGroupingItemProvider#notifyChanged(org.eclipse.emf.common.notify.Notification) |
| */ |
| public void notifyChanged(Notification notification) { |
| // commenting below, useful for stateful itemprovider. |
| //TngUtil.setDefaultName(this, notification); |
| |
| // For stateless itemprovider, need this. |
| setDefaultName(notification); |
| |
| updateChildren(notification); |
| ContentPackage pkg; |
| Discipline discipline; |
| switch (notification.getFeatureID(DisciplineGrouping.class)) { |
| case UmaPackage.DISCIPLINE_GROUPING__DISCIPLINES: |
| fireNotifyChanged(new ViewerNotification(notification, notification |
| .getNotifier(), true, false)); |
| |
| boolean refreshParent = false; |
| pkg = (ContentPackage) ((EObject) notification.getNotifier()) |
| .eContainer(); |
| switch (notification.getEventType()) { |
| case Notification.ADD: |
| discipline = (Discipline) notification.getNewValue(); |
| if (discipline.eContainer() == null) { |
| pkg.getContentElements().add(discipline); |
| } else if (discipline.eContainer() == pkg) { |
| refreshParent = true; |
| } |
| break; |
| case Notification.ADD_MANY: |
| for (Iterator iter = ((Collection) notification.getNewValue()) |
| .iterator(); iter.hasNext();) { |
| discipline = (Discipline) iter.next(); |
| if (discipline.eContainer() == null) { |
| pkg.getContentElements().add(discipline); |
| } else if (discipline.eContainer() == pkg) { |
| refreshParent = true; |
| } |
| } |
| break; |
| case Notification.REMOVE: |
| case Notification.REMOVE_MANY: |
| refreshParent = true; |
| break; |
| } |
| if (refreshParent) { |
| fireNotifyChanged(new ViewerNotification(notification, |
| getParent(target), true, false)); |
| } |
| return; |
| } |
| |
| super.notifyChanged(notification); |
| } |
| |
| protected boolean isWrappingNeeded(Object object) { |
| return true; |
| } |
| |
| protected Object createWrapper(EObject object, EStructuralFeature feature, |
| Object value, int index) { |
| if (!isWrappingNeeded(object)) |
| return value; |
| return TngUtil.createWrapper(adapterFactory, object, feature, value, |
| index); |
| } |
| |
| // /* (non-Javadoc) |
| // * @see |
| // org.eclipse.emf.edit.provider.ItemProviderAdapter#getChildren(java.lang.Object) |
| // */ |
| // public Collection getChildren(Object object) { |
| // Collection children = super.getChildren(object); |
| // for (Iterator iter = children.iterator(); iter.hasNext();) { |
| // Discipline child = (Discipline) iter.next(); |
| // DisciplineItemProvider itemProvider = (DisciplineItemProvider) |
| // adapterFactory.adapt(child, ITreeItemContentProvider.class); |
| // itemProvider.setParent(object); |
| // } |
| // return children; |
| // } |
| |
| public void setDefaultName(Notification msg) { |
| IDefaultNameSetter defaultNameSetter = this; |
| if (defaultNameSetter.getInterestedFeatureOwnerClass() != null) { |
| int featureId = msg.getFeatureID(defaultNameSetter |
| .getInterestedFeatureOwnerClass()); |
| if (featureId == defaultNameSetter.getInterestedFeatureID()) { |
| switch (msg.getEventType()) { |
| case Notification.ADD: |
| setDefaultName(msg.getNewValue(), msg.getNotifier()); |
| break; |
| case Notification.ADD_MANY: |
| for (Iterator iter = ((Collection) msg.getNewValue()) |
| .iterator(); iter.hasNext();) { |
| setDefaultName(iter.next(), msg.getNotifier()); |
| } |
| break; |
| } |
| } |
| } |
| } |
| |
| private void setDefaultName(Object obj, Object parent) { |
| String baseName = null; |
| if (obj instanceof Discipline) { |
| baseName = LibraryEditConstants.NEW_DISCIPLINE; |
| } |
| if (baseName != null) { |
| // Making plugin level uniqueness of discipline, on removing discipline reference |
| // from discipline grouping, discipline goes back to toplevel causing duplicate. |
| TngUtil.setDefaultName(TngUtil.extract( |
| ((ContentPackage) (((DisciplineGrouping) parent) |
| .eContainer())).getContentElements(), |
| Discipline.class), (MethodElement) obj, |
| LibraryEditConstants.NEW_DISCIPLINE); |
| } |
| } |
| /* |
| * (non-Javadoc) |
| * |
| * @see com.ibm.library.edit.IDefaultNameSetter#setDefaultName(java.lang.Object) |
| */ |
| public void setDefaultName(Object obj) { |
| String baseName = null; |
| if (obj instanceof Discipline) { |
| baseName = LibraryEditConstants.NEW_DISCIPLINE; |
| } |
| if (baseName != null) { |
| TngUtil.setDefaultName(((DisciplineGrouping) target) |
| .getDisciplines(), (MethodElement) obj, baseName); |
| } |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see com.ibm.library.edit.IDefaultNameSetter#getInterestedFeatureID() |
| */ |
| public int getInterestedFeatureID() { |
| return UmaPackage.DISCIPLINE_GROUPING__DISCIPLINES; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see com.ibm.library.edit.IDefaultNameSetter#getInterestedFeatureOwnerClass() |
| */ |
| public Class getInterestedFeatureOwnerClass() { |
| return DisciplineGrouping.class; |
| } |
| |
| protected Command createInitializeCopyCommand(EditingDomain domain, |
| EObject owner, Helper helper) { |
| return new MethodElementInitializeCopyCommand(domain, owner, helper); |
| } |
| |
| protected Command createCreateCopyCommand(EditingDomain domain, |
| EObject owner, Helper helper) { |
| return new MethodElementCreateCopyCommand(domain, owner, helper); |
| } |
| |
| protected Command createAddCommand(EditingDomain domain, EObject owner, |
| EStructuralFeature feature, Collection collection, int index) { |
| return new MethodElementAddCommand((AddCommand) super.createAddCommand( |
| domain, owner, feature, collection, index)); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see com.ibm.library.edit.IMethodElementItemProvider#setParent(java.lang.Object) |
| */ |
| public void setParent(Object parent) { |
| this.parent = parent; |
| } |
| |
| } |
