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diff --git a/plugins/infra/core/org.eclipse.papyrus.infra.core.adaptor.emf/src/org/eclipse/papyrus/infra/core/adaptor/emf/CreateDiagramHandler.java b/plugins/infra/core/org.eclipse.papyrus.infra.core.adaptor.emf/src/org/eclipse/papyrus/infra/core/adaptor/emf/CreateDiagramHandler.java
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+++ b/plugins/infra/core/org.eclipse.papyrus.infra.core.adaptor.emf/src/org/eclipse/papyrus/infra/core/adaptor/emf/CreateDiagramHandler.java
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+/*****************************************************************************
+ * Copyright (c) 2008 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:
+ *  Cedric Dumoulin  Cedric.dumoulin@lifl.fr - Initial API and implementation
+ *
+ *****************************************************************************/
+package org.eclipse.papyrus.infra.core.adaptor.emf;
+
+import org.eclipse.core.commands.AbstractHandler;
+import org.eclipse.core.commands.ExecutionEvent;
+import org.eclipse.core.commands.ExecutionException;
+import org.eclipse.core.commands.IHandler;
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.emf.transaction.RecordingCommand;
+import org.eclipse.emf.transaction.TransactionalEditingDomain;
+import org.eclipse.gmf.runtime.notation.Diagram;
+import org.eclipse.gmf.runtime.notation.NotationFactory;
+import org.eclipse.papyrus.infra.core.extension.diagrameditor.IPluggableEditorFactory;
+import org.eclipse.papyrus.infra.core.resource.notation.NotationUtils;
+import org.eclipse.papyrus.infra.core.utils.EditorUtils;
+
+/**
+ * Base class for create diagram Handlers.
+ *  
+ * @author cedric dumoulin
+ * 
+ */
+public abstract class CreateDiagramHandler extends AbstractHandler implements IHandler {
+
+	/**
+	 * 
+	 * @see org.eclipse.core.commands.AbstractHandler#execute(org.eclipse.core.commands.ExecutionEvent)
+	 *
+	 * @param event
+	 * @return
+	 * @throws ExecutionException
+	 */
+	public Object execute(ExecutionEvent event) throws ExecutionException {
+
+		TransactionalEditingDomain editingDomain = getEditingDomain();
+		RecordingCommand command = new RecordingCommand(editingDomain, "Create EMF Diagram") {
+
+			@Override
+			protected void doExecute() {
+				addNewDiagram();
+			}
+
+		};
+
+		editingDomain.getCommandStack().execute(command);
+		return null;
+	}
+
+	/**
+	 * Subclasses should implements this method.
+	 */
+	protected abstract void addNewDiagram();
+
+	/**
+	 * Add a new Diagram to the graphical model.
+	 * 
+	 * @param diagram
+	 *        The diagram to add to graphical model. This will be the diagram provided to
+	 *        {@link IPluggableEditorFactory#createIPageModel(Object, org.eclipse.papyrus.infra.core.services.ServicesRegistry)}
+	 */
+	protected void addNewDiagram(String name, String type, EObject diagram) {
+
+		// TODO Create a special node inside the sash model (di) instead of introducing 
+		// a dependence on notation.
+		// This implies to change the factory also.
+		// The special node creation should be done by methods from sash
+		// create di2node 
+		Diagram di2Diagram = NotationFactory.eINSTANCE.createDiagram();
+		di2Diagram.setVisible(true);
+		di2Diagram.setType(type);
+		if(name != null)
+			di2Diagram.setName(name);
+
+		// Add it to resource, so that it will be saved.
+//		NotationUtils.getNotationResource().getContents().add(di2Diagram);
+		NotationUtils.getNotationModel().addDiagram(di2Diagram);
+
+		// Attach to sash in order to show it
+		// Add the diagram as a page to the current sash folder
+		EditorUtils.getISashWindowsContentProvider().addPage(di2Diagram);
+	}
+
+	/**
+	 * Get the main editing doamin.
+	 * 
+	 * @return
+	 */
+	protected TransactionalEditingDomain getEditingDomain() {
+		return EditorUtils.getTransactionalEditingDomain();
+	}
+}