1 files changed, 42 insertions, 0 deletions
diff --git a/extraplugins/layers/org.eclipse.papyrus.layers.runtime/src/org/eclipse/papyrus/layers/runtime/model/ILayersModelRootEventListener.java b/extraplugins/layers/org.eclipse.papyrus.layers.runtime/src/org/eclipse/papyrus/layers/runtime/model/ILayersModelRootEventListener.java
new file mode 100644
index 00000000000..828388d7910
--- /dev/null
+++ b/extraplugins/layers/org.eclipse.papyrus.layers.runtime/src/org/eclipse/papyrus/layers/runtime/model/ILayersModelRootEventListener.java
@@ -0,0 +1,42 @@
+/*******************************************************************************
+ * Copyright (c) 2013 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
+ ******************************************************************************/
+package org.eclipse.papyrus.layers.runtime.model;
+
+import org.eclipse.emf.common.notify.Notification;
+import org.eclipse.gmf.runtime.notation.Diagram;
+import org.eclipse.gmf.runtime.notation.View;
+import org.eclipse.papyrus.layers.stackmodel.layers.LayersStackApplication;
+
+
+/**
+ * Class implementing this interface can listen to event from a {@link LayersStackApplication}.
+ * 
+ * @author cedric dumoulin
+ *
+ */
+public interface ILayersModelRootEventListener {
+
+	/**
+	 * Called by events when a root of type {@link LayersStackApplication} is added to the {@link LayersModel}
+	 * elements.
+	 * @param msg
+	 */
+	public void layersModelRootAdded(Notification msg) ;
+	
+	/**
+	 * Called by events when a root of type {@link LayersStackApplication} is removed from the {@link Diagram} or one of its contained
+	 * elements.
+	 * @param msg
+	 */
+	public void layersModelRootRemoved(Notification msg) ;
+	
+
+}