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diff --git a/bundles/org.simantics.browsing.ui.graph.impl/src/org/simantics/browsing/ui/graph/impl/GraphLabelerFactory.java b/bundles/org.simantics.browsing.ui.graph.impl/src/org/simantics/browsing/ui/graph/impl/GraphLabelerFactory.java
new file mode 100644
index 000000000..b59bbcd61
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+++ b/bundles/org.simantics.browsing.ui.graph.impl/src/org/simantics/browsing/ui/graph/impl/GraphLabelerFactory.java
@@ -0,0 +1,70 @@
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.browsing.ui.graph.impl;
+
+import java.util.Map;
+
+import org.simantics.browsing.ui.BuiltinKeys;
+import org.simantics.browsing.ui.NodeContext;
+import org.simantics.browsing.ui.PrimitiveQueryUpdater;
+import org.simantics.browsing.ui.BuiltinKeys.LabelerKey;
+import org.simantics.browsing.ui.GraphExplorer.ModificationContext;
+import org.simantics.browsing.ui.content.Labeler;
+import org.simantics.browsing.ui.content.LabelerFactory;
+import org.simantics.browsing.ui.content.Labeler.Modifier;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.exception.DatabaseException;
+
+public abstract class GraphLabelerFactory implements LabelerFactory {
+
+    @Override
+    public Labeler create(PrimitiveQueryUpdater updater, final NodeContext context, LabelerKey key) {
+
+        assert(updater != null);
+        assert(context != null);
+
+        return new LazyGraphLabeler(updater, context, key) {
+            @Override
+            public Map<String, String> labels(ReadGraph graph) throws DatabaseException {
+                return GraphLabelerFactory.this.labels(graph, (Resource) context.getConstant(BuiltinKeys.INPUT));
+            }
+
+            @Override
+            public int category(ReadGraph graph) throws DatabaseException {
+                return GraphLabelerFactory.this.category(graph, (Resource) context.getConstant(BuiltinKeys.INPUT));
+            }
+            
+            @Override
+            public String toString() {
+            	return GraphLabelerFactory.this.toString();
+            }
+            
+            @Override
+            public Modifier getModifier(ModificationContext modificationContext, String key) {
+            	return GraphLabelerFactory.this.getModifier(key);
+            }
+            
+        };
+    }
+
+    abstract protected Map<String, String> labels(ReadGraph graph, Resource resource) throws DatabaseException;
+    
+    protected int category(ReadGraph graph, Resource resource) throws DatabaseException {
+    	return 0;
+    }
+
+    protected Modifier getModifier(String key) {
+    	return null;
+    }
+    
+}