| package org.eclipse.stem.core.graph.provider; |
| |
| /******************************************************************************* |
| * Copyright (c) 2006, 2008 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 API and implementation |
| *******************************************************************************/ |
| |
| import java.util.Collection; |
| import java.util.List; |
| |
| import org.eclipse.emf.common.notify.AdapterFactory; |
| import org.eclipse.emf.common.notify.Notification; |
| import org.eclipse.emf.common.util.ResourceLocator; |
| import org.eclipse.emf.common.util.URI; |
| import org.eclipse.emf.ecore.EStructuralFeature; |
| import org.eclipse.emf.edit.provider.ComposeableAdapterFactory; |
| import org.eclipse.emf.edit.provider.ComposedAdapterFactory; |
| 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; |
| import org.eclipse.stem.core.common.provider.CoreEditPlugin; |
| import org.eclipse.stem.core.common.provider.IdentifiableItemProvider; |
| import org.eclipse.stem.core.graph.Edge; |
| import org.eclipse.stem.core.graph.EdgeLabel; |
| import org.eclipse.stem.core.graph.GraphPackage; |
| |
| /** |
| * This is the item provider adapter for a {@link org.eclipse.stem.core.graph.Edge} object. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| public class EdgeItemProvider |
| extends IdentifiableItemProvider |
| implements |
| IEditingDomainItemProvider, |
| IStructuredItemContentProvider, |
| ITreeItemContentProvider, |
| IItemLabelProvider, |
| IItemPropertySource { |
| /** |
| * This constructs an instance from a factory and a notifier. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| public EdgeItemProvider(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); |
| |
| addAPropertyDescriptor(object); |
| addNodeAURIPropertyDescriptor(object); |
| addBPropertyDescriptor(object); |
| addNodeBURIPropertyDescriptor(object); |
| addDirectedPropertyDescriptor(object); |
| } |
| return itemPropertyDescriptors; |
| } |
| |
| /** |
| * This adds a property descriptor for the A feature. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| protected void addAPropertyDescriptor(Object object) { |
| itemPropertyDescriptors.add |
| (createItemPropertyDescriptor |
| (((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(), |
| getResourceLocator(), |
| getString("_UI_Edge_a_feature"), //$NON-NLS-1$ |
| getString("_UI_PropertyDescriptor_description", "_UI_Edge_a_feature", "_UI_Edge_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ |
| GraphPackage.Literals.EDGE__A, |
| true, |
| false, |
| true, |
| null, |
| null, |
| null)); |
| } |
| |
| /** |
| * This adds a property descriptor for the Node AURI feature. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| protected void addNodeAURIPropertyDescriptor(Object object) { |
| itemPropertyDescriptors.add |
| (createItemPropertyDescriptor |
| (((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(), |
| getResourceLocator(), |
| getString("_UI_Edge_nodeAURI_feature"), //$NON-NLS-1$ |
| getString("_UI_PropertyDescriptor_description", "_UI_Edge_nodeAURI_feature", "_UI_Edge_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ |
| GraphPackage.Literals.EDGE__NODE_AURI, |
| false, |
| false, |
| false, |
| ItemPropertyDescriptor.GENERIC_VALUE_IMAGE, |
| null, |
| null)); |
| } |
| |
| /** |
| * This adds a property descriptor for the B feature. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| protected void addBPropertyDescriptor(Object object) { |
| itemPropertyDescriptors.add |
| (createItemPropertyDescriptor |
| (((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(), |
| getResourceLocator(), |
| getString("_UI_Edge_b_feature"), //$NON-NLS-1$ |
| getString("_UI_PropertyDescriptor_description", "_UI_Edge_b_feature", "_UI_Edge_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ |
| GraphPackage.Literals.EDGE__B, |
| true, |
| false, |
| true, |
| null, |
| null, |
| null)); |
| } |
| |
| /** |
| * This adds a property descriptor for the Node BURI feature. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| protected void addNodeBURIPropertyDescriptor(Object object) { |
| itemPropertyDescriptors.add |
| (createItemPropertyDescriptor |
| (((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(), |
| getResourceLocator(), |
| getString("_UI_Edge_nodeBURI_feature"), //$NON-NLS-1$ |
| getString("_UI_PropertyDescriptor_description", "_UI_Edge_nodeBURI_feature", "_UI_Edge_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ |
| GraphPackage.Literals.EDGE__NODE_BURI, |
| false, |
| false, |
| false, |
| ItemPropertyDescriptor.GENERIC_VALUE_IMAGE, |
| null, |
| null)); |
| } |
| |
| /** |
| * This adds a property descriptor for the Directed feature. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| protected void addDirectedPropertyDescriptor(Object object) { |
| itemPropertyDescriptors.add |
| (createItemPropertyDescriptor |
| (((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(), |
| getResourceLocator(), |
| getString("_UI_Edge_directed_feature"), //$NON-NLS-1$ |
| getString("_UI_PropertyDescriptor_description", "_UI_Edge_directed_feature", "_UI_Edge_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ |
| GraphPackage.Literals.EDGE__DIRECTED, |
| true, |
| false, |
| false, |
| ItemPropertyDescriptor.BOOLEAN_VALUE_IMAGE, |
| null, |
| null)); |
| } |
| |
| /** |
| * 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(GraphPackage.Literals.EDGE__LABEL); |
| } |
| 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 Edge.gif. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated NOT |
| */ |
| @Override |
| public Object getImage(Object object) { |
| return overlayImage(object, getResourceLocator().getImage("full/customobj16/Edge")); |
| } // getImage |
| |
| /** |
| * This returns the label text for the adapted class. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated NOT |
| */ |
| @Override |
| public String getText(Object object) { |
| final ComposedAdapterFactory itemProviderFactory = new ComposedAdapterFactory( |
| ComposedAdapterFactory.Descriptor.Registry.INSTANCE); |
| |
| final Edge edge = (Edge)object; |
| final EdgeLabel label = edge.getLabel(); |
| |
| if (label==null) return getTextGen(object); |
| final IItemLabelProvider labelProvider =(IItemLabelProvider) itemProviderFactory.adapt(label,IItemLabelProvider.class); |
| // Did we find an adapter? |
| if (labelProvider != null) { |
| // Yes |
| return labelProvider.getText(label); |
| } // if |
| return getTextGen(object); |
| } // getText |
| |
| /** |
| * This returns the label text for the adapted class. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| // @Override |
| @Override |
| public String getTextGen(Object object) { |
| URI labelValue = ((Edge)object).getURI(); |
| String label = labelValue == null ? null : labelValue.toString(); |
| return label == null || label.length() == 0 ? |
| getString("_UI_Edge_type") : //$NON-NLS-1$ |
| getString("_UI_Edge_type") + " " + label; //$NON-NLS-1$ //$NON-NLS-2$ |
| } |
| |
| /** |
| * 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(Edge.class)) { |
| case GraphPackage.EDGE__DIRECTED: |
| fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), false, true)); |
| return; |
| case GraphPackage.EDGE__LABEL: |
| 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); |
| } |
| |
| /** |
| * Return the resource locator for this item provider's resources. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public ResourceLocator getResourceLocator() { |
| return CoreEditPlugin.INSTANCE; |
| } |
| |
| } // EdgeItemProvider |
