// Copyright (c) 2007-2010 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:

// Base class for notification receivers of TraceCore

//

#include "TraceCoreNotificationReceiver.h"

#include "TraceCore.h"

#include "TraceCoreNotifier.h"

#include "TraceCoreDebug.h"

#include "TraceCoreConstants.h"

#include "OstTraceDefinitions.h"

#ifdef OST_TRACE_COMPILER_IN_USE

#include "TraceCoreNotificationReceiverTraces.h"

#endif

#include "TraceCoreTComArgMacro.h"

/**

 * Constructor

 */

EXPORT_C MTraceCoreNotificationReceiver::MTraceCoreNotificationReceiver()

    {

    }

/**

 * Destructor

 */

EXPORT_C MTraceCoreNotificationReceiver::~MTraceCoreNotificationReceiver()

    {

    UnregisterNotificationReceiver();

    }

/**

 * Register notification receiver by component id

 * 

 * @param aComponentId The component ID

 */

EXPORT_C TInt MTraceCoreNotificationReceiver::RegisterNotificationReceiver( TUint32 aComponentId )

    {

    return RegisterNotificationReceiver( aComponentId, KAllGroups );

    }

/**

 * Register notification receiver by component id and group id

 * 

 * @param aComponentId The component ID

 * @param aGroupId The group ID 

 */

EXPORT_C TInt MTraceCoreNotificationReceiver::RegisterNotificationReceiver( TUint32 aComponentId, TInt32 aGroupId )

    {

    OstTraceExt2( TRACE_BORDER, MTRACECORENOTIFICATIONRECEIVER_REGISTERNOTIFICATIONRECEIVER_ENTRY, "> MTraceCoreNotificationReceiver::RegisterNotificationReceiver. CID:0x%x GID:0x%x", aComponentId, aGroupId );

    TInt ret;

    // Get TraceCore

    DTraceCore* traceCore = DTraceCore::GetInstance();

    if ( traceCore != NULL )

        {

        TNotificationReceiverItem notificationReceiverItem;

        notificationReceiverItem.iComponentID = aComponentId;

        notificationReceiverItem.iGroupID = aGroupId;

        notificationReceiverItem.iReceiver = this;

        // Register notification receiver

        ret = traceCore->GetNotifier().RegisterNotificationReceiver( notificationReceiverItem );

        }

    else

        {

        ret = KErrGeneral;

        }

    OstTrace1( TRACE_BORDER, MTRACECORENOTIFICATIONRECEIVER_REGISTERNOTIFICATIONRECEIVER_EXIT, "< MTraceCoreNotificationReceiver::RegisterNotificationReceiver. Ret:%d", ret );

    return ret;

    }

/**

 * Unregister notification receiver by component id

 * 

 * @param aComponentId The component ID

 */

EXPORT_C void MTraceCoreNotificationReceiver::UnregisterNotificationReceiver( TUint32 aComponentId )

    {

    UnregisterNotificationReceiver( aComponentId, KAllGroups );

    }

/**

 * Unregister notification receiver by component id and group id

 * 

 * @param aComponentId The component ID

 * @param aGroupId The group ID  

 */

EXPORT_C void MTraceCoreNotificationReceiver::UnregisterNotificationReceiver( TUint32 aComponentId, TInt32 aGroupId )

    {

    OstTraceExt2( TRACE_BORDER, MTRACECORENOTIFICATIONRECEIVER_UNREGISTERNOTIFICATIONRECEIVER_ENTRY, "> MTraceCoreNotificationReceiver::UnregisterNotificationReceiver. CID:0x%x GID:0x%x", aComponentId, aGroupId );

    DTraceCore* traceCore = DTraceCore::GetInstance();

    if ( traceCore != NULL )

        {

        TNotificationReceiverItem notificationReceiverItem;

        notificationReceiverItem.iComponentID = aComponentId;

        notificationReceiverItem.iGroupID = aGroupId;

        notificationReceiverItem.iReceiver = this;

        traceCore->GetNotifier().UnregisterNotificationReceiver( notificationReceiverItem );

        }

    }

/**

 * Unsubscribes all message ID's of this notification receiver

 */

void MTraceCoreNotificationReceiver::UnregisterNotificationReceiver()

    {

    // Get TraceCore

    DTraceCore* traceCore = DTraceCore::GetInstance();

    if ( traceCore != NULL )

        {

        // Unregister notification receiver

        traceCore->GetNotifier().UnregisterNotificationReceiver( *this );

        }

    }

/**

 * Callback function for trace error

 * 

 * @param aComponentId The component ID

 * @param aGroupId The group ID    

 * @param aError The reason for error

 */

EXPORT_C void MTraceCoreNotificationReceiver::TraceError( TUint32 TCOM_ARG(aComponentId), 

                                                          TUint32 TCOM_ARG(aGroupId), 

                                                          TInt TCOM_ARG(aError)  )

    {

    OstTraceExt3( TRACE_BORDER, MTRACECORENOTIFICATIONRECEIVER_TRACEERROR_ENTRY, "> MTraceCoreNotificationReceiver::TraceError. CID:0x%x GID:0x%x Err:%d", aComponentId, aGroupId, (TInt32) aError );

    }

// End of File