/*

* Copyright (c) 2004 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:  

*

*/

// INCLUDE FILES

#include "saepubsubnotifier.h"

#include "saeetelobserver.h"

#include "SaeSignalStrengthObserver.h"

#include "sae_debug.h"

#include <e32std.h>

#include <e32cons.h>

#include <e32svr.h>

// ================= MEMBER FUNCTIONS =======================

// C++ default constructor can NOT contain any code, that

// might leave.

//

CSaePubSubNotifier::CSaePubSubNotifier() : iCfStatusInitialised( EFalse )

    {

    }

// EPOC default constructor can leave.

void CSaePubSubNotifier::ConstructL()

    {

	TInt err(KErrNone);

	// Define Publish and Suvscribe properties

	DefineProperties();

	// Create the ETel observers.

	iEtelObserver = CSaeEtelObserver::NewL( this );

	// Create GPRS session and observers, and start listening for events.

	// If not succesfull ETEL messages are missed, but DosObserver still works

	// and messages are delelgated to SA.

	TRAP(err, iEtelObserver->StartListeningL());

	COM_TRACE_1( "SAE: CSaeSysAgentNotifier::ConstructL(): iEtelObserver->StartListeningL() return value: %d", err );

	if (err != KErrNone) 

		{

		COM_TRACE_( "SAE: CSaeSysAgentNotifier::ConstructL(): deleting iEtelObserver..." );

		delete iEtelObserver;

		iEtelObserver = 0;

		COM_TRACE_( "SAE: CSaeSysAgentNotifier::ConstructL(): iEtelObserver deleted - GPRS states not handled by etelObs." );

		}

    // Start polling network signal strength

    iSignalObserver = CSaeSignalStrengthObserver::NewL( this );

    iSignalObserver->Receive();

	}

// Two-phased constructor.

CSaePubSubNotifier* CSaePubSubNotifier::NewL()

    {

    CSaePubSubNotifier* self = new ( ELeave ) CSaePubSubNotifier();

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop();

    return self;

    }

// Destructor

CSaePubSubNotifier::~CSaePubSubNotifier()

    {

	// Disallocate reserved resources...

	delete iEtelObserver;

	delete iSignalObserver;

	}

void CSaePubSubNotifier::DefineProperties()

    {

	};

// ---------------------------------------------------------

// CSaeSysAgentNotifier::NotifySystemAgent

// ?implementation_description

// (other items were commented in a header).

// ---------------------------------------------------------

//

TInt CSaePubSubNotifier::NotifyPubSub( const TUid aVariable, const TInt aState )

	{

#ifdef _DEBUG

	TInt variable = aVariable.iUid;

    COM_TRACE_3( "SAE: CSaePubSubNotifier::NotifyPubSub : aVariable Dec:%d, aVariable Hex:%x, aState: %d", variable, variable, aState );

#endif

	TInt returnValue = 	iSAProperty.Set(KUidSystemCategory, aVariable.iUid, aState);

    COM_TRACE_1( "SAE: CSaePubSubNotifier::NotifyPubSub : returnValue == %d", returnValue );

    return returnValue;                        	

	}

//  End of File