- Both EENumns and EReferences are not editable

refs 1841

org.fortiss.tooling.base.ui/trunk/src/org/fortiss/tooling/base/ui/annotation/editingsupport/ComboBoxEditingSupport.java

@@ -19,6 +19,7 @@ package org.fortiss.tooling.base.ui.annotation.editingsupport;
 
 import java.util.Collection;
 
+import org.eclipse.emf.ecore.EClass;
 import org.eclipse.emf.ecore.EEnum;
 import org.eclipse.emf.ecore.EReference;
 import org.eclipse.emf.ecore.EStructuralFeature;
@@ -90,9 +91,14 @@ public class ComboBoxEditingSupport extends AnnotationEditingSupportBase {
 			Class<? extends IAnnotatedSpecification> clazz, IAnnotatedSpecification specification,
 			String instanceKey, EStructuralFeatureDescriptor eStructuralFeatureDescriptor) {
 
-		// EENumns only of a set of possible choices, hence the are not 'editable'
-		this(viewer, clazz, instanceKey,
-				!(eStructuralFeatureDescriptor.getEType(specification) instanceof EEnum));
+		// EENumns and ERefernces are only of a set of possible choices, hence they are not
+		// 'editable'
+		this(
+				viewer,
+				clazz,
+				instanceKey,
+				!(eStructuralFeatureDescriptor.getEType(specification) instanceof EEnum || eStructuralFeatureDescriptor
+						.getEType(specification) instanceof EClass));
 		this.eStructuralFeatureDescriptor = eStructuralFeatureDescriptor;
 	}