| //------------------------------------------------------------------------------ |
| // 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.element; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Collections; |
| 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.EObject; |
| import org.eclipse.emf.ecore.EStructuralFeature; |
| import org.eclipse.emf.edit.command.AddCommand; |
| import org.eclipse.emf.edit.command.CommandParameter; |
| import org.eclipse.emf.edit.domain.EditingDomain; |
| import org.eclipse.emf.edit.provider.ITreeItemContentProvider; |
| import org.eclipse.epf.library.edit.IFilter; |
| import org.eclipse.epf.library.edit.ILibraryItemProvider; |
| import org.eclipse.epf.library.edit.IStatefulItemProvider; |
| import org.eclipse.epf.library.edit.PresentationContext; |
| import org.eclipse.epf.library.edit.command.MethodElementAddCommand; |
| import org.eclipse.epf.library.edit.util.TngUtil; |
| import org.eclipse.epf.uma.ContentPackage; |
| import org.eclipse.epf.uma.MethodElement; |
| import org.eclipse.epf.uma.MethodPackage; |
| import org.eclipse.epf.uma.UmaFactory; |
| import org.eclipse.epf.uma.UmaPackage; |
| |
| /** |
| * The item provider adapter for the "Content Packages" folder in the Library |
| * view. |
| * <p> |
| * This class will be renamed as ContentPackagesItemProvider in EPF M5. |
| * |
| * @author Phong Nguyen Le |
| * @author Kelvin Low |
| * @since 1.0 |
| */ |
| public class ContentPackageItemProvider extends |
| org.eclipse.epf.uma.provider.ContentPackageItemProvider implements |
| IElementItemProvider, ILibraryItemProvider, IStatefulItemProvider { |
| |
| protected RolesItemProvider roles; |
| |
| protected TasksItemProvider tasks; |
| |
| protected WorkProductsItemProvider workProducts; |
| |
| protected GuidancesItemProvider guidances; |
| |
| protected String label; |
| |
| protected Object parent; |
| |
| /** |
| * Creates a new instance. |
| */ |
| public ContentPackageItemProvider(AdapterFactory adapterFactory) { |
| super(adapterFactory); |
| } |
| |
| /** |
| * @return Returns the roles. |
| */ |
| public RolesItemProvider getRoles() { |
| return roles; |
| } |
| |
| /** |
| * @return Returns the tasks. |
| */ |
| public TasksItemProvider getTasks() { |
| return tasks; |
| } |
| |
| /** |
| * @return Returns the workProducts. |
| */ |
| public WorkProductsItemProvider getWorkProducts() { |
| return workProducts; |
| } |
| |
| /* |
| * (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.getMethodPackage_ChildPackages()); |
| // } |
| // return childrenFeatures; |
| // } |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.emf.edit.provider.ItemProviderAdapter#getChildren(java.lang.Object) |
| */ |
| public Collection getChildren(Object object) { |
| List allChildren = new ArrayList(); |
| ChildrenStore store = getChildrenStore(object); |
| List result = null; |
| if (store == null) { |
| store = createChildrenStore(object); |
| result = store != null ? null : new ArrayList(); |
| EObject eObject = (EObject) object; |
| |
| for (Iterator i = getChildrenFeatures(object).iterator(); i |
| .hasNext();) { |
| EStructuralFeature feature = (EStructuralFeature) i.next(); |
| if (feature.isMany()) { |
| List children = (List) eObject.eGet(feature); |
| children = new ArrayList(children); |
| List contentPkgs = new ArrayList(); |
| int index = 0; |
| for (Iterator ci = children.iterator(); ci.hasNext(); index++) { |
| Object child = ci.next(); |
| if (child instanceof ContentPackage) { |
| child = wrap(eObject, feature, child, index); |
| // if (store != null) |
| // { |
| // store.getList(feature).add(child); |
| // } |
| // else |
| // { |
| // result.add(child); |
| // } |
| contentPkgs.add(child); |
| } |
| } |
| |
| // clear parent for children |
| // |
| for (Iterator iter = children.iterator(); iter.hasNext();) { |
| Object child = (Object) iter.next(); |
| Object adapter = adapterFactory.adapt(child, |
| ITreeItemContentProvider.class); |
| if (adapter instanceof ILibraryItemProvider) { |
| ((ILibraryItemProvider) adapter).setParent(null); |
| } |
| } |
| |
| // sorting the content packages |
| // |
| Collections.sort(contentPkgs, PresentationContext.INSTANCE |
| .getComparator()); |
| |
| if (store != null) { |
| store.getList(feature).addAll(contentPkgs); |
| } else { |
| result.addAll(contentPkgs); |
| } |
| } else { |
| Object child = eObject.eGet(feature); |
| if (child instanceof ContentPackage) { |
| child = wrap(eObject, feature, child, |
| CommandParameter.NO_INDEX); |
| if (store != null) { |
| store.setValue(feature, child); |
| } else { |
| result.add(child); |
| } |
| } |
| } |
| } |
| } |
| allChildren.addAll(store != null ? store.getChildren() : result); |
| ContentPackage contentPkg = (ContentPackage) object; |
| |
| // remove old adapters (roles, tasks, workproducts) from the the |
| // contentPkg |
| // |
| // EObject eObj = (EObject) object; |
| if (roles == null) { |
| // eObj.eAdapters().remove(roles); |
| roles = new RolesItemProvider(adapterFactory, contentPkg); |
| } |
| if (tasks == null) { |
| // eObj.eAdapters().remove(tasks); |
| tasks = new TasksItemProvider(adapterFactory, contentPkg); |
| } |
| if (workProducts == null) { |
| // eObj.eAdapters().remove(workProducts); |
| workProducts = new WorkProductsItemProvider(adapterFactory, |
| contentPkg); |
| } |
| if (guidances == null) { |
| // eObj.eAdapters().remove(guidances); |
| guidances = new GuidancesItemProvider(adapterFactory, contentPkg); |
| } |
| |
| allChildren.add(roles); |
| allChildren.add(tasks); |
| allChildren.add(workProducts); |
| allChildren.add(guidances); |
| return allChildren; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.emf.edit.provider.ItemProviderAdapter#collectNewChildDescriptors(java.util.Collection, |
| * java.lang.Object) |
| */ |
| protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, |
| Object object) { |
| newChildDescriptors.add(createChildParameter(UmaPackage.eINSTANCE |
| .getMethodPackage_ChildPackages(), UmaFactory.eINSTANCE |
| .createContentPackage())); |
| } |
| |
| // /* (non-Javadoc) |
| // * @see |
| // org.eclipse.emf.edit.provider.ItemProviderAdapter#createCommand(java.lang.Object, |
| // org.eclipse.emf.edit.domain.EditingDomain, java.lang.Class, |
| // org.eclipse.emf.edit.command.CommandParameter) |
| // */ |
| // public Command createCommand(Object object, EditingDomain domain, |
| // Class commandClass, CommandParameter commandParameter) { |
| // // commandParameter.setOwner(((EObject)object).eContainer()); |
| // Command cmd = super.createCommand(object, domain, commandClass, |
| // commandParameter); |
| // System.out.println(getClass().getName() + "#createCommand: " + |
| // commandClass + ", can execute: " + cmd.canExecute() + ", owner: " + |
| // commandParameter.getOwner() + ", collection: " + |
| // commandParameter.getCollection()); |
| // return cmd; |
| // } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.emf.edit.provider.ItemProviderAdapter#getText(java.lang.Object) |
| */ |
| public String getText(Object object) { |
| String txt; |
| if (label != null) { |
| txt = label; |
| } else { |
| txt = TngUtil |
| .getLabel(object, getString("_UI_ContentPackage_type")); //$NON-NLS-1$ |
| } |
| return txt; |
| } |
| |
| private void setDefaultName(Object obj) { |
| ContentPackage contentPackage = (ContentPackage) target; |
| if (obj instanceof ContentPackage) { |
| TngUtil.setDefaultName(contentPackage.getChildPackages(), |
| (MethodElement) obj, "content_package"); //$NON-NLS-1$ |
| } else { |
| TngUtil.setDefaultName(contentPackage.getChildPackages(), |
| (MethodElement) obj, "method_package"); //$NON-NLS-1$ |
| } |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.emf.common.notify.Adapter#notifyChanged(org.eclipse.emf.common.notify.Notification) |
| */ |
| public void notifyChanged(Notification msg) { |
| TngUtil.refreshParentIfNameChanged(msg, this); |
| |
| switch (msg.getFeatureID(ContentPackage.class)) { |
| case UmaPackage.CONTENT_PACKAGE__CONTENT_ELEMENTS: |
| return; |
| case UmaPackage.CONTENT_PACKAGE__CHILD_PACKAGES: |
| switch (msg.getEventType()) { |
| case Notification.ADD: |
| setDefaultName(msg.getNewValue()); |
| break; |
| case Notification.ADD_MANY: |
| for (Iterator iter = ((Collection) msg.getNewValue()) |
| .iterator(); iter.hasNext();) { |
| setDefaultName(iter.next()); |
| } |
| break; |
| } |
| } |
| |
| super.notifyChanged(msg); |
| } |
| |
| /** |
| * @return |
| */ |
| public GuidancesItemProvider getGuidances() { |
| return guidances; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see com.ibm.library.edit.IConfigurable#setFilter(com.ibm.library.edit.IFilter) |
| */ |
| public void setFilter(IFilter filter) { |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see com.ibm.library.edit.IConfigurable#setLabel(java.lang.String) |
| */ |
| public void setLabel(String label) { |
| this.label = label; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see com.ibm.library.edit.IConfigurable#setParent(java.lang.Object) |
| */ |
| public void setParent(Object parent) { |
| this.parent = parent; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.emf.edit.provider.ItemProviderAdapter#getParent(java.lang.Object) |
| */ |
| public Object getParent(Object object) { |
| if (parent != null) |
| return parent; |
| return super.getParent(object); |
| } |
| |
| // public Object getImage(Object object) { |
| // return TngEditPlugin.INSTANCE.getImage("full/obj16/MethodPackages"); |
| // } |
| |
| protected Command createAddCommand(EditingDomain domain, EObject owner, |
| EStructuralFeature feature, Collection collection, int index) { |
| ArrayList selection = new ArrayList(); |
| for (Iterator iter = collection.iterator(); iter.hasNext();) { |
| Object element = iter.next(); |
| |
| // make sure that you cannot add MethodPackage that is not a |
| // ContentPackage |
| // |
| if (element instanceof MethodPackage |
| && !(element instanceof ContentPackage)) { |
| continue; |
| } |
| |
| selection.add(element); |
| } |
| |
| return new MethodElementAddCommand((AddCommand) super.createAddCommand( |
| domain, owner, feature, selection, index)); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.emf.edit.provider.ItemProviderAdapter#dispose() |
| */ |
| public void dispose() { |
| if (guidances != null) { |
| guidances.dispose(); |
| guidances = null; |
| } |
| if (roles != null) { |
| roles.dispose(); |
| roles = null; |
| } |
| if (tasks != null) { |
| tasks.dispose(); |
| tasks = null; |
| } |
| if (workProducts != null) { |
| workProducts.dispose(); |
| workProducts = null; |
| } |
| super.dispose(); |
| } |
| |
| } |