mirror of https://github.com/Minres/RDL-Editor.git
73 lines
3.4 KiB
Java
73 lines
3.4 KiB
Java
package com.minres.structural.ui.hyperlink;
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import com.google.inject.Inject;
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import com.minres.structural.ui.hyperlink.MyXtextHyperlink;
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import org.eclipse.emf.common.util.URI;
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import org.eclipse.emf.ecore.EObject;
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import org.eclipse.emf.ecore.resource.Resource;
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import org.eclipse.emf.ecore.util.EcoreUtil;
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import org.eclipse.jface.text.Region;
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import org.eclipse.xtext.EcoreUtil2;
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import org.eclipse.xtext.nodemodel.ILeafNode;
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import org.eclipse.xtext.nodemodel.INode;
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import org.eclipse.xtext.nodemodel.util.NodeModelUtils;
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import org.eclipse.xtext.parser.IParseResult;
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import org.eclipse.xtext.resource.XtextResource;
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import org.eclipse.xtext.scoping.impl.ImportUriResolver;
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import org.eclipse.xtext.ui.editor.hyperlinking.HyperlinkHelper;
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import org.eclipse.xtext.ui.editor.hyperlinking.IHyperlinkAcceptor;
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import org.eclipse.xtext.ui.editor.hyperlinking.XtextHyperlink;
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import org.eclipse.xtext.util.ITextRegion;
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import org.eclipse.xtext.util.TextRegion;
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@SuppressWarnings("all")
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public class MyHyperlinkHelper extends HyperlinkHelper {
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@Inject
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private ImportUriResolver resolver;
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@Override
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public void createHyperlinksByOffset(final XtextResource resource, final int offset, final IHyperlinkAcceptor acceptor) {
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final TextRegion region = new TextRegion(offset, 0);
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final INode crossRefNode = this.getEObjectAtOffsetHelper().getCrossReferenceNode(resource, region);
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if ((crossRefNode == null)) {
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final IParseResult parseResult = resource.getParseResult();
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if ((parseResult != null)) {
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final ILeafNode leaf = NodeModelUtils.findLeafNodeAtOffset(parseResult.getRootNode(), region.getOffset());
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final EObject semObj = NodeModelUtils.findActualSemanticObjectFor(leaf);
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final String importURI = this.resolver.resolve(semObj);
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if (((importURI != null) && EcoreUtil2.isValidUri(semObj, URI.createURI(importURI)))) {
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final Resource referencedResource = EcoreUtil2.getResource(resource, importURI);
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if (((referencedResource != null) && (referencedResource.getContents().size() > 0))) {
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final EObject top = referencedResource.getContents().get(0);
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final ITextRegion textRegion = leaf.getTextRegion();
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final URI uri = EcoreUtil.getURI(top);
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final XtextHyperlink result = this.getHyperlinkProvider().get();
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int _offset = textRegion.getOffset();
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int _length = textRegion.getLength();
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Region _region = new Region(_offset, _length);
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result.setHyperlinkRegion(_region);
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URI _xifexpression = null;
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boolean _isPlatformResource = uri.isPlatformResource();
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if (_isPlatformResource) {
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_xifexpression = uri;
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} else {
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_xifexpression = resource.getResourceSet().getURIConverter().normalize(uri);
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}
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result.setURI(_xifexpression);
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result.setHyperlinkText(this.getLabelProvider().getText(top));
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if ((result instanceof MyXtextHyperlink)) {
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((MyXtextHyperlink)result).setSelectTarget(false);
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}
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acceptor.accept(result);
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}
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}
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}
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} else {
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final EObject crossLinkedEObject = this.getEObjectAtOffsetHelper().getCrossReferencedElement(crossRefNode);
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if (((crossLinkedEObject != null) && (!crossLinkedEObject.eIsProxy()))) {
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this.createHyperlinksTo(resource, crossRefNode, crossLinkedEObject, acceptor);
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}
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}
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}
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}
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