mirror of https://github.com/Minres/RDL-Editor.git
52 lines
2.3 KiB
Plaintext
52 lines
2.3 KiB
Plaintext
package com.minres.structural.ui.hyperlink
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import com.google.inject.Inject
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import org.eclipse.emf.common.util.URI
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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.util.NodeModelUtils
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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.util.TextRegion
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class MyHyperlinkHelper extends HyperlinkHelper {
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@Inject ImportUriResolver resolver;
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override createHyperlinksByOffset(XtextResource resource, int offset, IHyperlinkAcceptor acceptor) {
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val region = new TextRegion(offset, 0)
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val crossRefNode = getEObjectAtOffsetHelper().getCrossReferenceNode(resource, region);
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if (crossRefNode === null){
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val parseResult = resource.getParseResult();
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if (parseResult !== null) {
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val leaf = NodeModelUtils.findLeafNodeAtOffset(parseResult.getRootNode(), region.getOffset());
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//val rule = EcoreUtil2.getContainerOfType(leaf.grammarElement, AbstractRule);
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val semObj = NodeModelUtils.findActualSemanticObjectFor(leaf);
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val importURI = resolver.resolve(semObj);
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if (importURI !== null && EcoreUtil2.isValidUri(semObj, URI.createURI(importURI))) {
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val referencedResource = EcoreUtil2.getResource(resource, importURI)
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if(referencedResource !== null && referencedResource.contents.size>0){
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val top = referencedResource.contents.get(0)
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val textRegion = leaf.getTextRegion();
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val uri = EcoreUtil.getURI(top);
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val result = hyperlinkProvider.get();
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result.setHyperlinkRegion(new Region(textRegion.getOffset(), textRegion.getLength()));
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result.setURI(if(uri.isPlatformResource()) uri else resource.getResourceSet().getURIConverter().normalize(uri));
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result.setHyperlinkText(labelProvider.getText(top));
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if(result instanceof MyXtextHyperlink) result.selectTarget=false
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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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val crossLinkedEObject = getEObjectAtOffsetHelper().getCrossReferencedElement(crossRefNode);
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if (crossLinkedEObject !== null && !crossLinkedEObject.eIsProxy()) {
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createHyperlinksTo(resource, crossRefNode, crossLinkedEObject, acceptor);
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}
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}
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}
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} |