diff -r 84d9eb65b26f -r 2981cb3aa489 mobilemessaging/unieditor/utils/inc/UniObjectsModelObserver.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mobilemessaging/unieditor/utils/inc/UniObjectsModelObserver.h	Wed Nov 03 09:52:46 2010 +0530
@@ -0,0 +1,79 @@
+/*
+* Copyright (c) 2005-2007 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:   Unified Message Editor model observer.
+*
+*/
+
+
+#ifndef M_UNIOBJECTSMODELOBSERVER_H
+#define M_UNIOBJECTSMODELOBSERVER_H
+
+// ========== INCLUDE FILES ================================
+
+#include <unimodelconst.h>
+#include <MsgAttachmentModelObserver.h>
+
+// ========== CONSTANTS ====================================
+
+// ========== MACROS =======================================
+
+// ========== DATA TYPES ===================================
+
+// ========== FUNCTION PROTOTYPES ==========================
+
+// ========== FORWARD DECLARATIONS =========================
+
+class CMsgAttachmentInfo;
+
+// ========== CLASS DECLARATION ============================
+
+/**
+*  Attachment model observer.
+*
+*  @lib UniUtils.lib
+*
+*  @since S60 3.2
+*/
+class MUniObjectsModelObserver : public MMsgAttachmentModelObserver
+    {
+
+    public:
+
+    /**
+     * This function is called when attachment model adds or removes
+     * attachments from its list.
+     *
+     * @since S60 3.2
+     *
+     * @param aCommand Given command that has caused the change.
+     * @param aAttachmentInfo Attachment info that is affected by the change.
+     */
+    virtual void NotifyChangesL( TMsgAttachmentCommand aCommand, 
+                                 CMsgAttachmentInfo* aAttachmentInfo ) = 0;
+    
+    /**
+     * This function is called when attachment order of the objects 
+     * in the model is changed
+     *
+     * @since S60 3.2
+     *
+     * @param aLayout  New layout.
+     */
+    virtual void NotifyOrderChangeL( TUniLayout aLayout ) = 0;
+    
+    };
+
+#endif // M_UNIOBJECTSMODELOBSERVER_H
+
+// End of File