Implement ctrl+click support on model types syntax

diverse-project · Nov 21, 2016 · 85d6190 · 85d6190
1 parent d9bb466
commit 85d6190
Showing 1 changed file with 29 additions and 1 deletion.
diff --git a/...ui/src/main/java/fr/inria/diverse/melange/ui/hyperlink/MelangeHyperlinkHelper.xtend.xtend b/...ui/src/main/java/fr/inria/diverse/melange/ui/hyperlink/MelangeHyperlinkHelper.xtend.xtend
@@ -12,12 +12,14 @@ import org.eclipse.xtext.resource.XtextResource
 import org.eclipse.xtext.ui.editor.hyperlinking.IHyperlinkAcceptor
 import org.eclipse.xtext.util.ITextRegion
 import org.eclipse.xtext.xbase.ui.navigation.XbaseHyperLinkHelper
+import fr.inria.diverse.melange.metamodel.melange.ModelType
 
 class MelangeHyperlinkHelper extends XbaseHyperLinkHelper{
 
     override createHyperlinksByOffset(XtextResource resource, int offset, IHyperlinkAcceptor acceptor) {
 
         val element = getEObjectAtOffsetHelper.resolveElementAt(resource, offset)
+
 
 		val root = resource.parseResult.rootNode
 		val cursor = NodeModelUtils.findLeafNodeAtOffset(root,offset)
@@ -55,12 +57,25 @@ class MelangeHyperlinkHelper extends XbaseHyperLinkHelper{
         		}
         	}
         }
+        else if(element instanceof ModelType) {
+        	val uriConverter = resource.resourceSet.URIConverter
+            val uri = URI.createURI(element.ecoreUri)
+        	val region = getTextRegion(element as ModelType, offset)
+
+            val hyperlink = hyperlinkProvider.get() => [
+                hyperlinkRegion = new Region(region.offset, region.length)
+                URI = if (uri.isPlatformResource) uri else uriConverter.normalize(uri)
+                hyperlinkText = ("Open "+ (element as ModelType).name +" Ecore file")
+            ]
+
+            acceptor.accept(hyperlink)
+
+        }
         else {
             super.createHyperlinksByOffset(resource, offset, acceptor)
         }
     }
 
-
     def ITextRegion getTextRegion(Language lang,  int offset) {
         val List<INode> nodes = NodeModelUtils.findNodesForFeature(lang,
                 MelangePackage.Literals.LANGUAGE__OPERATORS);
@@ -72,4 +87,17 @@ class MelangeHyperlinkHelper extends XbaseHyperLinkHelper{
         }
         return null;
     }
+
+    def ITextRegion getTextRegion(ModelType mt, int offset) {
+    	val List<INode> nodes = NodeModelUtils.findNodesForFeature(mt,
+                MelangePackage.Literals.MODELING_ELEMENT__ECORE_URI);
+        for (INode node : nodes) {
+        	val ITextRegion textRegion = node.getTextRegion();
+        	if (textRegion.contains(offset)) {
+                return textRegion;
+            }
+        }
+
+    	return null
+    }
 }