diff -r 4697dfb2d7ad -r 238255e8b033 messagingapp/msgappfw/msghistory/inc/msghistoryimpl.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/messagingapp/msgappfw/msghistory/inc/msghistoryimpl.h	Fri Apr 16 14:56:15 2010 +0300
@@ -0,0 +1,141 @@
+/*
+ * 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:  Object for message history implementation.
+ *
+ */
+
+#ifndef __MSG_HISTORY_IMPL_H__
+#define __MSG_HISTORY_IMPL_H__
+
+#include <QObject>
+
+//FORWARD DECLARATIONS
+class MsgItem;
+class MsgHistoryPrivate;
+class MsgHistory;
+
+class MsgHistoryImpl : public QObject
+    {
+    Q_OBJECT
+    
+public:    
+    /*
+     * constructor
+     */
+    explicit MsgHistoryImpl(QObject* parent = 0);
+    
+    /*
+     * destructor
+     */
+    virtual ~MsgHistoryImpl();
+    
+public:    
+    /*
+     * get all messages
+     * @param contactId, contact id
+     */
+    bool getMessages(int contactId);
+
+    /*
+     * clear all messages
+     * @param contactId, contact id
+     */        
+    bool clearMessages(int contactId);
+
+    /*
+     * mark message as read
+     * @param contactId, contact id
+     */
+    bool markRead(int contactId);
+
+    /*
+     * subscribe for messages
+     * @param contactId, contact id
+     */
+    bool subscribe(int contactId);
+
+    /*
+     * unsubscribe for messages
+     * @param contactId, contact id
+     */
+    bool unSubscribe(int contactId);
+  
+signals:    
+   
+   /*
+    * messagesReady
+    * @param msgs, list of messages
+    */
+   void messagesReady(QList<MsgItem>& msgs);
+   
+   /*
+    * message Added
+    * @param msg, MsgItem
+    */
+   void messageAdded(MsgItem& msg);
+   
+   /*
+    * message Changed
+    * @param msg, MsgItem
+    */
+   void messageChanged(MsgItem& msg);
+   
+   /*
+    * message Deleted
+    * @param msg, MsgItem
+    */
+   void messageDeleted(MsgItem& msg);
+
+
+public: 
+   
+   /*
+    * messagesReadyEvent
+    * emits messagesReady signal
+    * @param msgs, list of messages
+    */     
+    void messagesReadyEvent(QList<MsgItem>& msgs);
+    
+    /*
+     * messageAddedEvent
+     * emits messageAdded signal
+     * @param msg, MsgItem
+     */
+    void messageAddedEvent(MsgItem& msg);
+    
+    /*
+     * messageChangedEvent
+     * emits messageChanged signal
+     * @param msg, MsgItem
+     */
+    void messageChangedEvent(MsgItem& msg);
+    
+    /*
+     * messageDeletedEvent
+     * emits messageDeleted signal
+     * @param msg, MsgItem
+     */
+    void messageDeletedEvent(MsgItem& msg);
+  
+    
+private:
+        
+    /*
+     * Private implementation
+     * Own
+     */
+    MsgHistoryPrivate* d_ptr;
+    };
+
+#endif // __MSG_HISTORY_IMPL_H__