diff -r 6a20128ce557 -r ebfee66fde93 messagingapp/msgappfw/plugins/msgplugin/inc/mcsmsgobserver.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/messagingapp/msgappfw/plugins/msgplugin/inc/mcsmsgobserver.h	Fri Jun 04 10:25:39 2010 +0100
@@ -0,0 +1,84 @@
+/*
+* Copyright (c) 2007 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:  The observer interface which handles the completion of 
+ *                reading message entries. 
+ *
+*/
+
+
+#ifndef __M_CS_MSG_OBSERVER__ 
+#define __M_CS_MSG_OBSERVER__
+
+// INCLUDE FILES
+#include  "ccsdefs.h"
+
+// FORWARD DECLARATION
+class CCsConversationEntry;
+
+// CLASS DECLARATION
+/**
+ *  MCsMsgObserver
+ *  Mixin class.
+ *  Observer which handles message read completion.
+ */
+class MCsMsgObserver
+    {
+public:
+    /**
+     * HandleConverastions.
+     * Handle Conversation event from Plugins
+     * 
+     * @param aConversationEntryLists    List of conversation entries.
+     */
+    virtual void HandleReadCompleteL(const RPointerArray<CCsConversationEntry> *aConversationEntryLists) = 0;
+
+    /**
+     *  HandleUpdateCompleteL
+     *  Sends the CCsConversationEntry array to Conversation Server
+     *  @param aConversationEntryLists The object to be used to handle updates 
+     *  from the plugin
+     */
+    virtual void HandleUpdateCompleteL( const RPointerArray<CCsConversationEntry> *aConversationEntryLists) = 0;
+
+    /**
+     *  HandleDeleteCompleteL
+     *  Sends the CCsConversationEntry array to Conversation Server
+     *  @param aConversationEntryLists The object to be used to handle updates 
+     *  from the plugin
+     */
+    virtual void HandleDeleteCompleteL( const RPointerArray<CCsConversationEntry> *aConversationEntryLists) = 0;
+
+    /**
+     * HandleRefreshCompleteL
+     * Notify conversation server to refresh the conversations from this plugin.
+     */
+    virtual void HandleRefreshCompleteL() = 0;
+    
+    /**
+     *  HandleCachingCompleted
+     *  Sends the cache completed status to server
+     */
+    virtual void HandleCachingCompleted() = 0;
+
+    /**
+     *  HandleCachingError
+     *  Sends the error occured during the caching to server
+     */
+    virtual void HandleCachingError(const TInt aError) = 0;
+
+    };
+
+#endif // __M_CS_MSG_OBSERVER__
+
+// End of File