| /******************************************************************************* |
| * Copyright (c) 2010, 2018 Willink Transformations and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v2.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v20.html |
| * |
| * Contributors: |
| * E.D.Willink - Initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ocl.xtext.base.as2cs; |
| |
| import java.util.List; |
| |
| import org.eclipse.emf.ecore.EClass; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecore.EStructuralFeature; |
| import org.eclipse.jdt.annotation.NonNull; |
| import org.eclipse.ocl.pivot.Comment; |
| import org.eclipse.ocl.pivot.Element; |
| import org.eclipse.ocl.pivot.utilities.ClassUtil; |
| import org.eclipse.ocl.xtext.base.cs2as.CS2AS; |
| import org.eclipse.ocl.xtext.base.utilities.ElementUtil; |
| import org.eclipse.ocl.xtext.basecs.ModelElementCS; |
| import org.eclipse.xtext.nodemodel.ICompositeNode; |
| import org.eclipse.xtext.nodemodel.ILeafNode; |
| import org.eclipse.xtext.nodemodel.util.NodeModelUtils; |
| import org.eclipse.xtext.resource.DefaultLocationInFileProvider; |
| import org.eclipse.xtext.util.ITextRegion; |
| import org.eclipse.xtext.util.TextRegion; |
| |
| /** |
| * BaseLocationInFileProvider is they key class for mapping the location of an AS/CS element to |
| * either a full (!significant) text range, which is the all the characters associated with the element, |
| * or a short (significant) text range, which is the characters to be highlighted when selected. |
| * <p> |
| * The reverse location to CS/AS element is in BaseOutlineWithEditorLinker. |
| */ |
| public class BaseLocationInFileProvider extends DefaultLocationInFileProvider |
| { |
| @Override |
| protected EStructuralFeature getIdentifierFeature(EObject obj) { |
| final EClass eClass = obj.eClass(); |
| EStructuralFeature result = eClass.getEStructuralFeature("ownedPathName"); |
| if ((result != null) && result.isRequired()) { |
| return result; |
| } |
| else { |
| return super.getIdentifierFeature( obj); // "name" (or "id") used by QVTd's QualifiedPackageCS, TransformationCS |
| } |
| } |
| |
| @Override |
| protected @NonNull ITextRegion getTextRegion(EObject obj, boolean isSignificant) { |
| if (obj instanceof Element) { |
| ModelElementCS csModelElement = ElementUtil.getCsElement((Element) obj); |
| if (csModelElement != null) { |
| return ClassUtil.nonNullState(super.getTextRegion(csModelElement, isSignificant)); |
| } |
| } |
| else if (obj instanceof Comment) { |
| EObject eContainer = obj.eContainer(); |
| if (eContainer instanceof Element) { |
| ModelElementCS csModelElement = ElementUtil.getCsElement((Element) eContainer); |
| if (csModelElement != null) { |
| ICompositeNode node = NodeModelUtils.getNode(csModelElement); |
| if (node != null) { |
| List<ILeafNode> documentationNodes = CS2AS.getDocumentationNodes(node); |
| ILeafNode first = documentationNodes.get(0); |
| ILeafNode last = documentationNodes.get(documentationNodes.size()-1); |
| int start = first.getOffset(); |
| int end = last.getOffset() + last.getLength(); |
| return new TextRegion(start, end-start); |
| } |
| } |
| } |
| } |
| return ClassUtil.nonNullState(super.getTextRegion(obj, isSignificant)); |
| } |
| } |