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/*
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* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: Message Preview Handler
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*
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*/
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#ifndef _C_CS_PREVIEW_PLUGIN_HANDLER_H_
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#define _C_CS_PREVIEW_PLUGIN_HANDLER_H_
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//SYSTEM INCLUDES
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#include <msvapi.h>
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#include <f32file.h>
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#include <thumbnailmanager.h>
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#include <thumbnailmanagerobserver.h>
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#include <thumbnaildata.h>
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#include <sqldb.h>
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//USER INCLUDES
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#include <ccsdefs.h>
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#include "ccspreviewplugin.h"
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#include "UniDataModel.h"
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// FORWARD DECLARATION
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class CCsPlugin;
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class CMsvSession;
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class MCsPluginEventObserver;
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class MMsvSessionObserver;
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class CCsConversationEntry;
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class CCsPreviewPlugin;
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class CClientMtmRegistry;
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class CMmsClientMtm;
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class CUniDataModel;
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class MMsvAttachmentManager;
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enum MmsConformanceCheckErrors
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{
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EInsertSuccess = 0, EInsertQueryAbort, EInsertNotSupported
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};
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/*
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* Thumbnail Request Data
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*/
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struct ThumbnailRequestData
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{
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/*
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* Request Id
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*/
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TThumbnailRequestId iRequestId;
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/*
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* Message Id
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*/
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TMsvId iMsgId;
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};
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/**
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* This class interacts with MsvServer to fetch message data
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*/
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class CCsPreviewPluginHandler : public CBase,
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public MMsvSessionObserver,
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public MUniDataModelObserver,
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public MThumbnailManagerObserver
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{
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public:
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/**
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* Two phase construction
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*/
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static CCsPreviewPluginHandler* NewL(CCsPreviewPlugin *aMsgObserver);
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/**
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* Destructor
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*/
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virtual ~CCsPreviewPluginHandler();
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public:
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//MMsvSessionObserver
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/**
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* Handles the MsvServer updates. Implemented for MMsvSessionObserver
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*/
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void HandleSessionEventL(TMsvSessionEvent aEvent, TAny* aArg1,
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TAny* aArg2, TAny* aArg3);
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public:
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//MUniDataModelObserver
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/**
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*/
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void RestoreReady(TInt aParseResult, TInt aError);
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public:
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// Callbacks from MThumbnailManagerObserver for getting thumbnails
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void ThumbnailPreviewReady(MThumbnailData& aThumbnail,
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TThumbnailRequestId aId);
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void ThumbnailReady(TInt aError, MThumbnailData& aThumbnail,
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TThumbnailRequestId aId);
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public:
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/*
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* Compare by request Id.
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*/
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static TBool CompareByRequestId(const ThumbnailRequestData& aFirst,
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const ThumbnailRequestData& aSecond);
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private:
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/**
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* Constructor
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*/
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CCsPreviewPluginHandler();
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/**
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* 2nd phase construtor
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*/
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void ConstructL(CCsPreviewPlugin *aMsgPlugin);
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/**
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* Process each entry
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*@param aSelection, CMsvEntrySelections
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*/
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void HandleEventL(CMsvEntrySelection* aSelection);
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/**
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* Bind bodytext to sql statement.
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*@param sqlStmt, RSqlStatement
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*@param attachmentId, TMsvAttachmentId
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*/
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void BindBodyText(RSqlStatement& sqlStmt, TMsvAttachmentId attachmentId);
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/**
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* Get Thumbnail data from attachment
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*@param attachmentId, TMsvAttachmentId
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*@param mimeType,
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*@param msgId, message id
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*/
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void GetThumbNailL(TMsvAttachmentId attachmentId, TDesC8& mimeType,
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TMsvId msgId);
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/*
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* Process Thumbnail data
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* @param aThumbnail MThumbnailData
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* @param aId TThumbnailRequestId
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*/
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void HandleThumbnailReadyL(MThumbnailData& aThumbnail,
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TThumbnailRequestId aId);
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/**
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* Validates if message can be forwarded
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* The validation checks include slide count check,MMS size check and
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* media conformance checks and this fucntion should be called only for mms
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* @param aUniDataModel, instance of unidatamodel
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* @return true if message can be forwarded
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* false if message cant be forwarded
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*/
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TBool ValidateMsgForForward(CUniDataModel* aUniDataModel);
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/**
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* This shall return the particular slide attachments ids
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* @param aSlideNum slide count
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* @param aUniDataModel instance of unidatamodel
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* @return array of attachment id's
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*/
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RArray<TMsvAttachmentId>* GetSlideAttachmentIds(
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TInt aSlideNum,
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CUniDataModel* aUniDataModel);
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/**
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* This shall return list of attachment id's
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* @param aUniDataModel instance of unidatamodel
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* @return array of attachment id's
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*/
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RArray<TMsvAttachmentId>* GetAttachmentIdList(
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CUniDataModel* aUniDataModel);
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/**
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* This shall check the insert mode for the attachment file
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* @param aFileHandle instance of file handle
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* @return enum MmsConformanceCheckErrors
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*/
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TInt CheckModeForInsertL(RFile aFileHandle);
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/**
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* Finds the message's processing state
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* @param aMsgId, message id
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* @return, TInt from TCsPreviewMsgProcessingState enum
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*/
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TInt msgProcessingState(TMsvId aMsgId);
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/**
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* Sets message under processing to true
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* @param aMsgId, message id
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* @param aState, TInt from TCsPreviewMsgProcessingState enum
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*/
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void setMsgProcessingState(TMsvId aMsgId, TInt aState);
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private:
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//Data
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/**
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* MsvServer session object
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* Own
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*/
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CMsvSession* iSession;
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/**
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* iMsgObserver
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* The Observer interface
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* Not Own.
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*/
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CCsPreviewPlugin *iMsgObserver;
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/**
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* Mtm registry object
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* Own
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*/
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CClientMtmRegistry* iMtmRegistry;
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/**
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* Mms client mtm object
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* Own.
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*/
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CMmsClientMtm* iMmsMtm;
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/*
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* File session
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*/
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RFs ifsSession;
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/*
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* Thumbnail request array.
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* Own
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*/
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RArray<ThumbnailRequestData> iThumbnailRequestArray;
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/*
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* Thumbnail manager.
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* Own
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*/
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CThumbnailManager* iThumbnailManager;
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/*
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* Sqlite DB Handle
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*/
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RSqlDatabase iSqlDb;
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/**
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* Max MMS Size
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*/
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TInt iMaxMmsSize;
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/*
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* Mms creation mode
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*/
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TInt iCreationMode;
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/**
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* Conformance status
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*/
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TUint32 iConfStatus;
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};
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#endif // _C_CS_PREVIEW_PLUGIN_HANDLER_H_
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