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diff --git a/bundles/org.simantics.browsing.ui.model/src/org/simantics/browsing/ui/model/modifiers/ModifierContribution.java b/bundles/org.simantics.browsing.ui.model/src/org/simantics/browsing/ui/model/modifiers/ModifierContribution.java
new file mode 100644
index 000000000..60cb47e0b
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+++ b/bundles/org.simantics.browsing.ui.model/src/org/simantics/browsing/ui/model/modifiers/ModifierContribution.java
@@ -0,0 +1,48 @@
+/*******************************************************************************
+ * Copyright (c) 2010, 2011 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.model.modifiers;
+
+import org.simantics.browsing.ui.BuiltinKeys;
+import org.simantics.browsing.ui.NodeContext;
+import org.simantics.browsing.ui.content.Labeler.Modifier;
+import org.simantics.browsing.ui.content.Labeler.DeniedModifier;
+import org.simantics.browsing.ui.model.InvalidContribution;
+import org.simantics.browsing.ui.model.nodetypes.NodeType;
+import org.simantics.browsing.ui.model.tests.Test;
+import org.simantics.browsing.ui.model.visuals.VisualsContribution;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.exception.DatabaseException;
+
+public class ModifierContribution extends VisualsContribution {
+    ModifierRule modifierRule;
+    
+    public ModifierContribution(NodeType nodeType, Test test, ModifierRule modifierRule, double priority) throws InvalidContribution {
+        super(nodeType, test, priority);
+        if(!modifierRule.isCompatible(
+                nodeType.getContentType()
+                ))
+            throw new InvalidContribution("Label rule is not compatible with the content type.");
+        this.modifierRule = modifierRule;
+    }
+       
+    public Modifier getModifier(ReadGraph graph, NodeContext context, String columnKey) {
+        Object content = context.getConstant(BuiltinKeys.INPUT);
+        try {
+            if(test == null || test.test(graph, content))            
+                return modifierRule.getModifier(graph, content, columnKey);
+            else
+                return null;
+        } catch(DatabaseException e) {
+        	return new DeniedModifier(e.getMessage());
+        }
+    }    
+}