X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.annotation.ontology%2Fgraph%2FAnnotation.pgraph;h=2a9827acb526ee5909fbfd7d16c13f146fdbd243;hp=09b40fcc2895b32895602964dd1eeaf8f50557ec;hb=31664b68100388a43ce2d3c36c98ed2910c9b6a9;hpb=d1860919acc0768cf723960406d2bea078bcb621

diff --git a/bundles/org.simantics.annotation.ontology/graph/Annotation.pgraph b/bundles/org.simantics.annotation.ontology/graph/Annotation.pgraph
index 09b40fcc2..2a9827acb 100644
--- a/bundles/org.simantics.annotation.ontology/graph/Annotation.pgraph
+++ b/bundles/org.simantics.annotation.ontology/graph/Annotation.pgraph
@@ -20,6 +20,10 @@ ANNO.Functions : L0.Library
 
 ANNO.AnnotationType <T L0.Type : MOD.TypeWithChangeInformation
     L0.HasDescription "An entity consisting of arbitrary properties."
+    >-- ANNO.AnnotationType.systemAnnotation ==> "Boolean" <R L0.HasProperty : L0.FunctionalRelation : SEL.GenericParameterType
+        L0.HasLabel "Is System Annotation?"
+        L0.HasDescription "If true, this annotation type and its instances should be hidden from user interfaces while still allowing programmatic use."
+    @L0.assert ANNO.AnnotationType.systemAnnotation true
 
 ANNO.Annotation <T L0.Value : ANNO.AnnotationType : MOD.TypeWithChangeInformation
     L0.HasDescription "Abstract base class for annotation object types."