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diff --git a/bundles/org.simantics.ui/src/org/simantics/ui/workbench/editor/input/ResourceEditorInputMatchingStrategy.java b/bundles/org.simantics.ui/src/org/simantics/ui/workbench/editor/input/ResourceEditorInputMatchingStrategy.java
new file mode 100644
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+++ b/bundles/org.simantics.ui/src/org/simantics/ui/workbench/editor/input/ResourceEditorInputMatchingStrategy.java
@@ -0,0 +1,51 @@
+/*******************************************************************************
+ * Copyright (c) 2012 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.ui.workbench.editor.input;
+
+import org.eclipse.ui.IEditorInput;
+import org.eclipse.ui.IEditorMatchingStrategy;
+import org.eclipse.ui.IEditorReference;
+import org.eclipse.ui.PartInitException;
+import org.simantics.ui.workbench.IResourceEditorInput;
+import org.simantics.ui.workbench.IResourceEditorInput2;
+import org.simantics.ui.workbench.ResourceEditorInput;
+import org.simantics.ui.workbench.ResourceEditorInput2;
+
+/**
+ * An editor input matching strategy that does not take into account the name in
+ * the editor input. This is because in {@link ResourceEditorInput} and
+ * {@link ResourceEditorInput2} the name is not important, only
+ * <code>equals</code> is.
+ * 
+ * @author Tuukka Lehtonen
+ * 
+ * @see IResourceEditorInput
+ * @see IResourceEditorInput2
+ * @see ResourceEditorInput
+ * @see ResourceEditorInput2
+ */
+public class ResourceEditorInputMatchingStrategy implements IEditorMatchingStrategy {
+
+    @Override
+    public boolean matches(IEditorReference editorRef, IEditorInput input) {
+        if (!(input instanceof IResourceEditorInput))
+            return false;
+
+        try {
+            IEditorInput editorInput = editorRef.getEditorInput();
+            return input.equals(editorInput);
+        } catch (PartInitException e) {
+            return false;
+        }
+    }
+
+}