--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/meetingrequest/mrcasplugin/inc/mesmrcasplugincontactretrieverobserver.h	Thu Dec 17 08:39:21 2009 +0200
@@ -0,0 +1,67 @@
+/*
+* Copyright (c) 2007-2009 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:  ESMR CAS plug-in contact retriever observer
+*
+*/
+#ifndef MESMRCASPLUGINCONTACTRETRIEVEROBSERVER_H
+#define MESMRCASPLUGINCONTACTRETRIEVEROBSERVER_H
+
+class CCalUser;
+
+/**
+ * MESMRCasPluginContactRetrieverObserver defines observer
+ * interface for contact retriever operations.
+ */
+class MESMRCasPluginContactRetrieverObserver
+    {
+public: // Destruction
+    virtual ~MESMRCasPluginContactRetrieverObserver() {}
+
+public: // Interface
+
+    /**
+     * Called to notify that MR contact count fetching is complete.
+     * @param aCanExecute ETrue if at least 1 contact with email was found.
+     */
+    virtual void MRCanExecuteComplete( TBool aCanExecute ) = 0;
+    
+    /**
+     * Notify observer about error.
+     * @param aError Error code.
+     */
+    virtual void MRCanExecuteError(
+            TInt aError ) = 0;
+
+    /**
+     * Called to notify that MR contact fetching is complete.
+     * @param aContactCount Total number of contacts.
+     * @param aContacts Array of fecthed MR attendees.
+     */
+    virtual void MRGetAttendeesComplete(
+            TInt aContactCount,
+            const RPointerArray<CCalUser>& aAttendees ) = 0;
+    
+    /**
+     * Notify observer about error.
+     * @param aError Error code.
+     */
+    virtual void MRGetAttendeesError(
+            TInt aError ) = 0;
+
+    };
+
+
+#endif // MESMRCASPLUGINCONTACTRETRIEVEROBSERVER_H
+
+// EOF