1 files changed, 56 insertions, 0 deletions
diff --git a/plugins/infra/gmfdiag/org.eclipse.papyrus.infra.gmfdiag.common/src/org/eclipse/papyrus/infra/gmfdiag/common/providers/NotationFilteredLabelProvider.java b/plugins/infra/gmfdiag/org.eclipse.papyrus.infra.gmfdiag.common/src/org/eclipse/papyrus/infra/gmfdiag/common/providers/NotationFilteredLabelProvider.java
new file mode 100644
index 00000000000..8a4b214fab6
--- /dev/null
+++ b/plugins/infra/gmfdiag/org.eclipse.papyrus.infra.gmfdiag.common/src/org/eclipse/papyrus/infra/gmfdiag/common/providers/NotationFilteredLabelProvider.java
@@ -0,0 +1,56 @@
+/*****************************************************************************
+ * Copyright (c) 2012 CEA LIST.
+ * 
+ * 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:
+ *  Camille Letavernier (CEA LIST) camille.letavernier@cea.fr - Initial API and implementation
+ *****************************************************************************/
+package org.eclipse.papyrus.infra.gmfdiag.common.providers;
+
+import java.util.Iterator;
+
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.gmf.runtime.notation.NotationPackage;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.papyrus.infra.emf.utils.EMFHelper;
+import org.eclipse.papyrus.infra.services.labelprovider.service.IFilteredLabelProvider;
+
+/**
+ * A FilteredLabelProvider for GMF Notation model
+ * 
+ * @author Camille Letavernier
+ */
+public class NotationFilteredLabelProvider extends NotationLabelProvider implements IFilteredLabelProvider {
+
+
+	public boolean accept(IStructuredSelection selection) {
+		if(selection.isEmpty()) {
+			return false;
+		}
+
+		Iterator<?> iterator = selection.iterator();
+		while(iterator.hasNext()) {
+			Object element = iterator.next();
+			if(!accept(element)) {
+				return false;
+			}
+		}
+
+		return true;
+	}
+
+	public boolean accept(Object element) {
+		if(element instanceof IStructuredSelection) {
+			return accept((IStructuredSelection)element);
+		}
+
+		//Accept elements from the Notation metamodel
+		EObject eObject = EMFHelper.getEObject(element);
+		return eObject != null && eObject.eClass().getEPackage() == NotationPackage.eINSTANCE;
+	}
+
+}