diff -r 6a20128ce557 -r ebfee66fde93 messagingapp/msgui/appengine/inc/conversationsengine_p.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/messagingapp/msgui/appengine/inc/conversationsengine_p.h	Fri Jun 04 10:25:39 2010 +0100
@@ -0,0 +1,247 @@
+/*
+* Copyright (c) 2008 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:  
+*
+*/
+
+
+#ifndef CONVERSATIONS_ENGINE_PRIVATE_H
+#define CONVERSATIONS_ENGINE_PRIVATE_H
+
+// SYSTEM INCLUDES
+#include <ccsrequesthandler.h>
+#include <mcsresultsobserver.h>
+#include <msvstd.h>
+// USER INCLUDES
+
+// FORWARD DECLARATIONS
+class CCsClientConversation;
+class ConversationsSummaryModel;
+class ConversationsModel;
+class ConversationMsgStoreHandler;
+class ConversationsChangeHandler;
+class ConversationsListChangeHandler;
+
+/**
+ *  This Class reads the initial conversation list and conversations.
+ *
+ *  @code
+ *
+ *  @endcode
+ *  @since S60 v10.1
+ */
+class ConversationsEnginePrivate :public MCsResultsObserver
+    {
+
+public:
+
+    /**
+     * Default constructor.
+     */
+    explicit ConversationsEnginePrivate(
+        ConversationMsgStoreHandler* conversationMsgStoreHandler,
+        ConversationsSummaryModel* conversationsSummaryModel,
+        ConversationsModel* conversationsModel
+        );
+
+    /**
+     * Destructor.
+     */
+    virtual ~ConversationsEnginePrivate();
+    
+    /**
+     * Adds ConversationListChange Observer
+     */    
+    void registerForConversationListUpdatesL();
+    
+    /**
+     * getConversationsL
+     * Initiates a call to conversation server to get all the
+     * conversations for a conversation entry.
+     * 
+     * @param aConversationId
+     */
+    void getConversationsL( TInt aConversationId);
+    
+    /**
+     * Delete all conversations.
+     * @param conversationId, conversationId
+     */
+    void deleteConversationL(TInt aConversationId);
+    
+    /**
+     * Delete all messages.
+     * @param msgIdList, message list.
+     */ 
+    void deleteMessages(RArray<TInt>& aIdArray);
+
+    /**
+     * Delete all draft messages.
+     */
+    void deleteAllDraftMessagesL();
+
+    /**
+     * Marks the unread conversations as read
+     * @param conversationId, conversationId
+     */
+    void markConversationReadL(TInt aConversationId);
+    
+    /**
+     * Mark messages as read.
+     * @param msgIdList, message list.
+     */
+    void markMessagesReadL(RArray<TInt>& aIdArray);
+    
+    /**
+     * Get current conversation id.
+     */  
+    TInt getConversationCurrentId();
+    
+    /**
+     * Clear all conversations
+     */
+    void clearConversationsL();
+    
+    /**
+     *  Adds ConversationChange Observer
+     */
+    void registerForConversationUpdatesL();
+    
+    /**
+     *  Fetch ConversationId from contactId
+     *  @param contactId , contactId
+     *  @return conversationId
+     */
+    TInt getConversationIdFromContactIdL(TInt contactId);    
+    
+    /**
+     *  Fetch ConversationId from contact address
+     *  @param contactAddress , contact Address
+     *  @return conversationId
+     */
+    TInt getConversationIdFromAddressL(TDesC& contactAddress);
+
+    /**
+     *  Starts fetching remaing conversations
+     */
+    void fetchMoreConversations();
+
+    
+    /**
+     *  Resend a failed message
+	 * @param messageId TMsvId The msv id of the entry to resend
+	 * @return bool true if success
+     */
+    bool resendMessage(TMsvId messageId);
+    
+    /**
+     * Download a specified message
+     * @param aId TMsvId of the message 
+     * @return KErrNone if Download request is successful, 
+     *         KErrNotFound if settings are not available,
+     *         KErrGeneral for other cases
+     */
+    TInt downloadMessage(TMsvId messageId);
+    
+    /**
+     * Query if the download operation be performed for
+     * a message notification entry
+     * @param aId, message notification id
+     * @return true if download operation is possible
+     */
+    bool downloadOperationSupported(TMsvId messageId);
+    
+public: // From MCsResultsObserver
+
+    /**
+     * ConversationList
+     * This is for handling GetEntryList results asynchronusly
+     * from the server.
+     * 
+     * @param aClientConversationList List of client conversations
+     * returned by server.
+     */
+    void ConversationList(
+            RPointerArray<CCsClientConversation>& aClientConversationList);
+    /**
+     * Conversations
+     * This is for handling GetConversation results asynchronusly
+     * from the server.
+     * 
+     * @param aConversationEntryList List of conversation entries
+     * returned by server.
+     */
+
+    void Conversations(
+            RPointerArray<CCsConversationEntry>& aConversationEntryList);
+         
+private:
+
+    /**
+     * Initializes the ConversationReader class.
+     */
+    void initL();
+    
+
+private: // data
+
+    /**
+     * mServer
+     * Ptr to conversation server.
+     */
+    CCSRequestHandler* mServer;
+    
+    /**
+     * mClientConv
+     * Current Client Conversation selected.
+     * Own.
+     */
+    CCsClientConversation* mClientConv;
+
+    /**
+     * MsgStore Handler
+     * Not Owned
+     */        
+    ConversationMsgStoreHandler* mConversationMsgStoreHandler;
+
+    /**
+     * Conversations Summary Model
+     * Not Owned
+     */        
+    ConversationsSummaryModel *mConversationsSummaryModel;
+
+    /**
+     * Conversations Model
+     * Not Owned
+     */    
+    ConversationsModel *mConversationsModel;    
+
+    /**
+     * Conversations Change Handler
+     * Owned
+     */
+    ConversationsChangeHandler *mConvChangeHandler;
+
+    /**
+     * Conversations List Change Handler
+     * Owned
+     */
+    ConversationsListChangeHandler *mConvListChangeHandler;
+
+    };
+
+#endif // CONVERSATIONS_ENGINE_PRIVATE_H
+
+//EOF
+