os/persistentdata/loggingservices/eventlogger/LogServ/inc/LOGCHNGE.H
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution.
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// Copyright (c) 2002-2009 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:
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//
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#ifndef __LOGCHNGE_H__
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#define __LOGCHNGE_H__
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#include <logwrap.h>
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// Classes referenced
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class TLogConfig;
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class CLogServRecentList;
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class CLogServRecentListManager;
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class MLogServDatabaseTransactionInterface;
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class CLogDuplicate;
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class CLogFilter;
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class RLogEventDbTable;
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/**
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This class provides functions for updating properties of particular event.
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The database record holding the event data will be updated.
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@see MLogServDatabaseTransactionInterface
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@see CLogServRecentList
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@see CLogDuplicate
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@see CLogEvent
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@internalComponent
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*/
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class CLogChangeEvent : public CLogActive
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	{
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public:
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	static CLogChangeEvent* NewL(MLogServDatabaseTransactionInterface& aDatabase, TInt aPriority);
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	~CLogChangeEvent();
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	//
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public:
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	void StartL(const CLogEvent& aEvent, 
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	            const CLogServRecentList* aRecentList, 
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	            TRequestStatus& aStatus, 
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	            const RMessage2& aMessage);
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	//
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private:
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	CLogChangeEvent(MLogServDatabaseTransactionInterface& aDatabase, TInt aPriority);
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	void ConstructL();
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	//
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	void DoRunL();
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	void DoComplete(TInt& aStatus);
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	void ResetDuplicatesL();
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	void UpdateDuplicateEventsL();
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	void DoChangeEventL();
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	void DoChangeL(RLogEventDbTable& aTbl, TLogStringId aDirectionId, TLogStringId aStatusId);
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	//
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	enum TLogChangeState
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		{
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		ELogNone = 0,
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		ELogChangeEvent,
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		ELogPurgeRecent
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		};
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	//
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private:
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	MLogServDatabaseTransactionInterface& iDatabase;
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	CLogEvent* iEvent;
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	TLogChangeState iState;
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	const CLogServRecentList* iRecentList;
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	TInt iOldRecentList;
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	//
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	CLogDuplicate* iDuplicate;
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	CLogFilter* iDuplicateFilter;
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	//
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	const RMessage2* iMessage;
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	};
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//**********************************
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// CLogChangeConfig
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//**********************************
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class CLogChangeConfig : public CLogActive
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/**
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@internalComponent
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*/
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	{
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public:
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	static CLogChangeConfig* NewL(MLogServDatabaseTransactionInterface& aDatabase, const CLogServRecentListManager& aRecentSetup, TInt aPriority);
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	~CLogChangeConfig();
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	//
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public:
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	void StartL(const TLogConfig& aConfig, TRequestStatus& aStatus);
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	//
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private:
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	CLogChangeConfig(MLogServDatabaseTransactionInterface& aDatabase, const CLogServRecentListManager& aRecentSetup, TInt aPriority);
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	//
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	void DoRunL();
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	void DoComplete(TInt& aStatus);
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	//
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	enum TLogChangeState
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		{
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		ELogNone,
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		ELogChange,
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		ELogPurgeRecent
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		};
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	//
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private:
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	MLogServDatabaseTransactionInterface& iDatabase;
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	const TLogConfig* iConfig;
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	const CLogServRecentListManager& iRecentSetup;
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	TLogChangeState iState;
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	TInt iRecent;
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	};
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#endif