// Copyright (c) 2009 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 "s60dependency.h"

#include "cmtppictbridgeusbconnection.h"

#include "cmtppictbridgeprinter.h"

#include "ptpdef.h"

const TInt KNotAssigned=0;

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

// 

// 

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

//

CMTPPictBridgeUsbConnection* CMTPPictBridgeUsbConnection::NewL(CMTPPictBridgePrinter& aPrinter)

    {

    CMTPPictBridgeUsbConnection* self = new(ELeave) CMTPPictBridgeUsbConnection(aPrinter);

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop();

    return self;

    }

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

// 

// 

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

//    

CMTPPictBridgeUsbConnection::CMTPPictBridgeUsbConnection(CMTPPictBridgePrinter& aPrinter) : CActive(EPriorityStandard),

    iPrinter(aPrinter)

    {

    CActiveScheduler::Add(this);    

    }

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

// 

// 

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

//

void CMTPPictBridgeUsbConnection::ConstructL()    

    {

    __FLOG_OPEN(KMTPSubsystem, KPtpServerLog);

    __FLOG(_L8("CMTPPictBridgeUsbConnection::ConstructL"));        

    User::LeaveIfError(iProperty.Attach(KPSUidUsbWatcher, KUsbWatcherSelectedPersonality));

    }

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

// 

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

//

CMTPPictBridgeUsbConnection::~CMTPPictBridgeUsbConnection()

    {

    __FLOG(_L8(">> CMTPPictBridgeUsbConnection::~"));

    Cancel();

    iProperty.Close();

    __FLOG(_L8("<< CMTPPictBridgeUsbConnection::~"));

    __FLOG_CLOSE;

    }

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

// 

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

//

void CMTPPictBridgeUsbConnection::Listen()

    {

    iProperty.Subscribe(iStatus);

    SetActive();

    if(ConnectionClosed()) // we listen to the disconnection only if connected to the printer

        {

        iPrinter.ConnectionClosed();

        Cancel();    

        }

    }

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

// 

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

//    

TBool CMTPPictBridgeUsbConnection::ConnectionClosed()

    {

    TInt personality=KNotAssigned;

    TInt ret = RProperty::Get(KPSUidUsbWatcher, KUsbWatcherSelectedPersonality, personality);

    __FLOG_VA((_L8("CMTPPictBridgeUsbConnection::ConnectionClosed() current personality = %d, previous personality = %d"), personality, iPreviousPersonality));  

    if ((ret == KErrNone && 

        (personality == KUsbPersonalityIdMS || personality == KUsbPersonalityIdPTP))

       || (iPreviousPersonality != KNotAssigned && personality != iPreviousPersonality))

        { 

        __FLOG_VA((_L8("****WARNING!!! PTP server detects the USB connection closed!")));  

        return ETrue;

        }

    iPreviousPersonality = personality;

    return EFalse;

    }

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

// 

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

//

void CMTPPictBridgeUsbConnection::DoCancel()

    {

    __FLOG(_L8("CMTPPictBridgeUsbConnection::DoCancel()"));

    iProperty.Cancel();

    }

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

// 

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

//    

void CMTPPictBridgeUsbConnection::RunL()

    {

    __FLOG_VA((_L8(">>>CMTPPictBridgeUsbConnection::RunL %d"),iStatus.Int()));

    TBool closed = EFalse;    

    if( iStatus == KErrNone )

        {

        closed=ConnectionClosed();

        if(closed)

            {

            iPrinter.ConnectionClosed();                

            }

        }

    if(iStatus != KErrCancel && !closed) // if connection not closed, keep on listening

        {

        Listen();

        }

    __FLOG(_L8("<<<CMTPPictBridgeUsbConnection::RunL"));	

    }

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

// 

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

//    

#ifdef __FLOG_ACTIVE

TInt CMTPPictBridgeUsbConnection::RunError(TInt aErr)

#else

TInt CMTPPictBridgeUsbConnection::RunError(TInt /*aErr*/)

#endif

    {

    __FLOG_VA((_L8(">>>CMTPPictBridgeUsbConnection::RunError %d"), aErr));

    return KErrNone;

    }