diff -r e1b950c65cb4 -r 837f303aceeb epoc32/include/app/memailobserverlistener.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/epoc32/include/app/memailobserverlistener.h	Wed Mar 31 12:33:34 2010 +0100
@@ -0,0 +1,44 @@
+/*
+* Copyright (c) 2009 - 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  Interface header for event listener.
+*
+*/
+
+#ifndef MEMAILOBSERVERLISTENER_H
+#define MEMAILOBSERVERLISTENER_H
+
+namespace EmailInterface {
+
+// Forward declarations
+class MEmailObserverPlugin;
+class MEmailData;
+
+/**
+ * Interface class that is implemented by the plugin instantiator
+ */
+class MEmailObserverListener
+{
+    public:
+    /**
+     * Client callback routine. Client should override this method to implement
+     * event handling routine.
+     * Plugin calls this when it wishes to update data on the widget
+     * @param aEmailData reference to email data provided by the plugin
+     */
+    virtual void EmailObserverEvent( MEmailData& aEmailData ) = 0;
+};
+
+} // namespace
+
+#endif // MEMAILOBSERVERLISTENER_H