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/*
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* Copyright (c) 2006-2007 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 the License "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: Includes logging synchronous service methods.
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*
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*/
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#ifndef LOGGINGDELIGATOR_H
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#define LOGGINGDELIGATOR_H
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/**
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* Forward Declarations
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*/
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class CLogAsyncService ;
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class CLogSyncService ;
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class CLogsEvent ;
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class CLogsFilter ;
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class MLoggingCallback ;
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class CCallbackSlot ;
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class CLogIter ;
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/**
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* CLoggingService: Deligator class declariation, this is a wrapper class
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* for all the functionalities offers by symbian logging service.
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*/
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class CLoggingService : public CBase
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{
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public :
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/**
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* NewL: Two phased construction
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*/
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IMPORT_C static CLoggingService* NewL() ;
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/**
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* NewLC: Creates an instance of CLogSyncServiceClass
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* Two Phased constructor
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* returns newly allocated object.
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*/
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static CLoggingService* NewLC() ;
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/**
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* Default Destructor.
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*/
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~CLoggingService() ;
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/**
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* Adds an event to the event database synchronously
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* @parm Details of the event to be logged
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*/
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IMPORT_C TLogId AddEventL( CLogsEvent *aSapiEvent ) ;
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/**
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* Async AddEvent function. adds an Event asynchronously
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* do event database
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* @param aEvent, details of the event to be added to the
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* event database
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*/
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IMPORT_C TInt AddEventL( TUint aTransId ,
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CLogsEvent* aSapiEvent ,
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MLoggingCallback* aCallback ) ;
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/**
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* Deletes an event from the event database synchronously
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* @parm Details of the event to be logged
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* @param aFilter, search criteria for this event in event database
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*/
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IMPORT_C TInt DeleteEventL( TLogId aLogId );
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/**
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* Deletes a event from the event database
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* @param aLogId Event id of the event in the database
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* @param aFilter, search criteria for this event in event database
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*/
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IMPORT_C void DeleteEventL( TUint aTransId ,
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TLogId aLogId,
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MLoggingCallback* aCallback ) ;
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/**
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* Gets the list of items from the log database synchronously
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* @param aTransId: Transaction ID.
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* @param aCallBack: Notify callback object
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* @param aFilter : Query Criteria for log database
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*/
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IMPORT_C CLogIter* GetListL( CLogsFilter* aFilter ) ;
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/**
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* Gets the list of items from the log database asynchronously
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* @param aTransId: Transaction ID.
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* @param aFilter : Query Criteria for log database
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*/
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IMPORT_C TInt GetListL( TUint aTransId ,
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CLogsFilter* aFilter ,
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MLoggingCallback* aCallback ) ;
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/**
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* NotifyUpdatesL, overloaded function for Notifications
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*
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* aUid, Transation Id
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* @param aDelay, Minium delay for reciving the updates
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* @param aCallback callback address for notifications
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*/
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IMPORT_C TInt NotifyUpdatesL( TUint aUid ,
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TTimeIntervalMicroSeconds32 aDelay ,
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MLoggingCallback *aCallback );
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/**
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* CancelServiceL, cancels the on going service
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* @param aTransid
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*/
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IMPORT_C TInt CancelServiceL( TUint aTransid );
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protected :
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/**
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* ConstructL(): Internal method to construct members
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*/
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void ConstructL() ;
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/**
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* Default constructor
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*/
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CLoggingService() ;
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private :
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CLogSyncService *iLogService ;
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CLogsEvent* iSapiEvent;
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RArray <CCallbackSlot *> iRegTable ;
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};
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#endif
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