| /** |
| * Copyright (c) 2000-2009, Intalio Inc. |
| * 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: |
| * Intalio Inc. - initial API and implementation |
| * |
| */ |
| package org.eclipse.bpmn.di.provider; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| |
| import org.eclipse.bpmn.di.util.DIAdapterFactory; |
| |
| import org.eclipse.emf.common.notify.Adapter; |
| import org.eclipse.emf.common.notify.Notification; |
| import org.eclipse.emf.common.notify.Notifier; |
| |
| import org.eclipse.emf.edit.provider.ChangeNotifier; |
| import org.eclipse.emf.edit.provider.ComposeableAdapterFactory; |
| import org.eclipse.emf.edit.provider.ComposedAdapterFactory; |
| import org.eclipse.emf.edit.provider.IChangeNotifier; |
| import org.eclipse.emf.edit.provider.IDisposable; |
| import org.eclipse.emf.edit.provider.IEditingDomainItemProvider; |
| import org.eclipse.emf.edit.provider.IItemLabelProvider; |
| import org.eclipse.emf.edit.provider.IItemPropertySource; |
| import org.eclipse.emf.edit.provider.INotifyChangedListener; |
| import org.eclipse.emf.edit.provider.IStructuredItemContentProvider; |
| import org.eclipse.emf.edit.provider.ITreeItemContentProvider; |
| |
| /** |
| * This is the factory that is used to provide the interfaces needed to support Viewers. |
| * The adapters generated by this factory convert EMF adapter notifications into calls to {@link #fireNotifyChanged fireNotifyChanged}. |
| * The adapters also support Eclipse property sheets. |
| * Note that most of the adapters are shared among multiple instances. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| public class DIItemProviderAdapterFactory extends DIAdapterFactory implements |
| ComposeableAdapterFactory, IChangeNotifier, IDisposable { |
| /** |
| * This keeps track of the root adapter factory that delegates to this adapter factory. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| protected ComposedAdapterFactory parentAdapterFactory; |
| |
| /** |
| * This is used to implement {@link org.eclipse.emf.edit.provider.IChangeNotifier}. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| protected IChangeNotifier changeNotifier = new ChangeNotifier(); |
| |
| /** |
| * This keeps track of all the supported types checked by {@link #isFactoryForType isFactoryForType}. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| protected Collection<Object> supportedTypes = new ArrayList<Object>(); |
| |
| /** |
| * This constructs an instance. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| public DIItemProviderAdapterFactory() { |
| supportedTypes.add(IEditingDomainItemProvider.class); |
| supportedTypes.add(IStructuredItemContentProvider.class); |
| supportedTypes.add(ITreeItemContentProvider.class); |
| supportedTypes.add(IItemLabelProvider.class); |
| supportedTypes.add(IItemPropertySource.class); |
| } |
| |
| /** |
| * This keeps track of the one adapter used for all {@link org.eclipse.bpmn.di.Bendpoint} instances. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| protected BendpointItemProvider bendpointItemProvider; |
| |
| /** |
| * This creates an adapter for a {@link org.eclipse.bpmn.di.Bendpoint}. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public Adapter createBendpointAdapter() { |
| if (bendpointItemProvider == null) { |
| bendpointItemProvider = new BendpointItemProvider(this); |
| } |
| |
| return bendpointItemProvider; |
| } |
| |
| /** |
| * This keeps track of the one adapter used for all {@link org.eclipse.bpmn.di.Connector} instances. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| protected ConnectorItemProvider connectorItemProvider; |
| |
| /** |
| * This creates an adapter for a {@link org.eclipse.bpmn.di.Connector}. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public Adapter createConnectorAdapter() { |
| if (connectorItemProvider == null) { |
| connectorItemProvider = new ConnectorItemProvider(this); |
| } |
| |
| return connectorItemProvider; |
| } |
| |
| /** |
| * This keeps track of the one adapter used for all {@link org.eclipse.bpmn.di.Diagram} instances. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| protected DiagramItemProvider diagramItemProvider; |
| |
| /** |
| * This creates an adapter for a {@link org.eclipse.bpmn.di.Diagram}. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public Adapter createDiagramAdapter() { |
| if (diagramItemProvider == null) { |
| diagramItemProvider = new DiagramItemProvider(this); |
| } |
| |
| return diagramItemProvider; |
| } |
| |
| /** |
| * This keeps track of the one adapter used for all {@link org.eclipse.bpmn.di.DocumentRoot} instances. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| protected DocumentRootItemProvider documentRootItemProvider; |
| |
| /** |
| * This creates an adapter for a {@link org.eclipse.bpmn.di.DocumentRoot}. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public Adapter createDocumentRootAdapter() { |
| if (documentRootItemProvider == null) { |
| documentRootItemProvider = new DocumentRootItemProvider(this); |
| } |
| |
| return documentRootItemProvider; |
| } |
| |
| /** |
| * This keeps track of the one adapter used for all {@link org.eclipse.bpmn.di.Node} instances. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| protected NodeItemProvider nodeItemProvider; |
| |
| /** |
| * This creates an adapter for a {@link org.eclipse.bpmn.di.Node}. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public Adapter createNodeAdapter() { |
| if (nodeItemProvider == null) { |
| nodeItemProvider = new NodeItemProvider(this); |
| } |
| |
| return nodeItemProvider; |
| } |
| |
| /** |
| * This keeps track of the one adapter used for all {@link org.eclipse.bpmn.di.Style} instances. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| protected StyleItemProvider styleItemProvider; |
| |
| /** |
| * This creates an adapter for a {@link org.eclipse.bpmn.di.Style}. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public Adapter createStyleAdapter() { |
| if (styleItemProvider == null) { |
| styleItemProvider = new StyleItemProvider(this); |
| } |
| |
| return styleItemProvider; |
| } |
| |
| /** |
| * This returns the root adapter factory that contains this factory. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| public ComposeableAdapterFactory getRootAdapterFactory() { |
| return parentAdapterFactory == null ? this : parentAdapterFactory |
| .getRootAdapterFactory(); |
| } |
| |
| /** |
| * This sets the composed adapter factory that contains this factory. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| public void setParentAdapterFactory( |
| ComposedAdapterFactory parentAdapterFactory) { |
| this.parentAdapterFactory = parentAdapterFactory; |
| } |
| |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public boolean isFactoryForType(Object type) { |
| return supportedTypes.contains(type) || super.isFactoryForType(type); |
| } |
| |
| /** |
| * This implementation substitutes the factory itself as the key for the adapter. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public Adapter adapt(Notifier notifier, Object type) { |
| return super.adapt(notifier, this); |
| } |
| |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public Object adapt(Object object, Object type) { |
| if (isFactoryForType(type)) { |
| Object adapter = super.adapt(object, type); |
| if (!(type instanceof Class<?>) |
| || (((Class<?>) type).isInstance(adapter))) { |
| return adapter; |
| } |
| } |
| |
| return null; |
| } |
| |
| /** |
| * This adds a listener. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| public void addListener(INotifyChangedListener notifyChangedListener) { |
| changeNotifier.addListener(notifyChangedListener); |
| } |
| |
| /** |
| * This removes a listener. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| public void removeListener(INotifyChangedListener notifyChangedListener) { |
| changeNotifier.removeListener(notifyChangedListener); |
| } |
| |
| /** |
| * This delegates to {@link #changeNotifier} and to {@link #parentAdapterFactory}. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| public void fireNotifyChanged(Notification notification) { |
| changeNotifier.fireNotifyChanged(notification); |
| |
| if (parentAdapterFactory != null) { |
| parentAdapterFactory.fireNotifyChanged(notification); |
| } |
| } |
| |
| /** |
| * This disposes all of the item providers created by this factory. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| public void dispose() { |
| if (bendpointItemProvider != null) |
| bendpointItemProvider.dispose(); |
| if (connectorItemProvider != null) |
| connectorItemProvider.dispose(); |
| if (diagramItemProvider != null) |
| diagramItemProvider.dispose(); |
| if (documentRootItemProvider != null) |
| documentRootItemProvider.dispose(); |
| if (nodeItemProvider != null) |
| nodeItemProvider.dispose(); |
| if (styleItemProvider != null) |
| styleItemProvider.dispose(); |
| } |
| |
| } |
