/*

* 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 "MemSpyEngineHelperSysMemTrackerEntryDiskSpace.h"

// System includes

#include <e32base.h>

#include <badesca.h>

// Driver includes

#include <memspy/driver/memspydriverclient.h>

// User includes

#include <memspy/engine/memspyengine.h>

#include <memspy/engine/memspyengineutils.h>

#include <memspy/engine/memspyengineoutputsink.h>

#include <memspy/engine/memspyengineoutputlist.h>

#include <memspy/engine/memspyengineobjectthread.h>

#include <memspy/engine/memspyengineobjectprocess.h>

#include <memspy/engine/memspyengineobjectcontainer.h>

#include <memspy/engine/memspyenginehelpercodesegment.h>

#include "MemSpyEngineHelperSysMemTrackerImp.h"

#include <memspy/engine/memspyenginehelpersysmemtrackercycle.h>

#include <memspy/engine/memspyenginehelpersysmemtrackerconfig.h>

CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::CMemSpyEngineHelperSysMemTrackerEntryDiskSpace( CMemSpyEngineHelperSysMemTrackerImp& aTracker, TDriveNumber aDrive )

:   CMemSpyEngineHelperSysMemTrackerEntry( aTracker, EMemSpyEngineSysMemTrackerTypeDiskSpace ), iDrive( aDrive )

    {

    }

CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::~CMemSpyEngineHelperSysMemTrackerEntryDiskSpace()

    {

    }

void CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::ConstructL()

    {

    UpdateVolumeInfoL( iCurrent );

    iLast = iCurrent;

    }

CMemSpyEngineHelperSysMemTrackerEntryDiskSpace* CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::NewLC( CMemSpyEngineHelperSysMemTrackerImp& aTracker, TDriveNumber aDrive )

    {

    CMemSpyEngineHelperSysMemTrackerEntryDiskSpace* self = new(ELeave) CMemSpyEngineHelperSysMemTrackerEntryDiskSpace( aTracker, aDrive );

    CleanupStack::PushL( self );

    self->ConstructL();

    return self;

    }

TUint64 CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::Key() const

    {

    const TUint32 val = ( Type() << 28 );

    TUint64 ret = val;

    ret <<= 32;

    ret += iDrive;

    return ret;

    }

void CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::CreateChangeDescriptorL( CMemSpyEngineHelperSysMemTrackerCycle& aCycle )

    {

    CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace* changeDescriptor = CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace::NewLC( Attributes(), iDrive, iCurrent, IsNew() ? NULL : &iLast );

    aCycle.AddAndPopL( changeDescriptor );

    }

TBool CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::HasChangedL( const TMemSpyEngineHelperSysMemTrackerConfig& /*aConfig*/ ) const

    {

    const TBool hasChanged = ( iCurrent.iFree != iLast.iFree ) || ( iCurrent.iSize != iLast.iSize );

    TRACE( RDebug::Print( _L("CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::HasChangedL() - drive: %C:\\, iCurrent.iSize: %Ld, iLast.iSize: %Ld, iCurrent.iFree: %Ld, iLast.iFree: %Ld"), iDrive + 'A', iCurrent.iSize, iLast.iSize, iCurrent.iFree, iLast.iFree ) ); 

    return hasChanged;

    }

void CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::UpdateFromL( const CMemSpyEngineHelperSysMemTrackerEntry& aEntry )

    {

    const CMemSpyEngineHelperSysMemTrackerEntryDiskSpace& entry = static_cast< const CMemSpyEngineHelperSysMemTrackerEntryDiskSpace& >( aEntry );

    TRACE( RDebug::Print( _L("CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::UpdateFromL() - START - drive: %C:\\, iCurrent.iSize: %Ld, iLast.iSize: %Ld, iCurrent.iFree: %Ld, iLast.iFree: %Ld"), iDrive + 'A', iCurrent.iSize, iLast.iSize, iCurrent.iFree, iLast.iFree ) ); 

    // Update state

    iLast = iCurrent;

    iCurrent = entry.iCurrent;

    TRACE( RDebug::Print( _L("CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::UpdateFromL() - END - drive: %C:\\, iCurrent.iSize: %Ld, iLast.iSize: %Ld, iCurrent.iFree: %Ld, iLast.iFree: %Ld"), iDrive + 'A', iCurrent.iSize, iLast.iSize, iCurrent.iFree, iLast.iFree ) ); 

    }

void CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::UpdateVolumeInfoL( TVolumeInfo& aInfo )

    {

    RFs& fsSession = Engine().FsSession();

    User::LeaveIfError( fsSession.Volume( aInfo, iDrive ) );

    TRACE( RDebug::Print( _L("CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::UpdateVolumeInfoL() - drive: %C:\\, aInfo.iSize: %Ld, aInfo.iFree: %Ld"), iDrive + 'A', iCurrent.iSize, iLast.iSize, iCurrent.iFree, iLast.iFree ) ); 

    }

CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace::CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace( TUint8 aAttribs, TDriveNumber aDrive )

:   CMemSpyEngineHelperSysMemTrackerCycleChange( aAttribs ), iDrive( aDrive )

    {

    }

CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace::~CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace()

    {

    delete iName;

    }

void CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace::ConstructL( const TVolumeInfo& aCurrent, const TVolumeInfo* /*aLast*/ )

    {

    BaseConstructL();

    // Format drive letter

    _LIT( KDriveFormatSpec, "EDrive%c" );

    TChar driveChar( 'A' + iDrive );

    iDriveName.Format( KDriveFormatSpec, (TInt) driveChar );

    iName = aCurrent.iName.AllocL();

    iUniqueID = aCurrent.iUniqueID;

    iSize = aCurrent.iSize;

    iFree = aCurrent.iFree;

    }

CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace* CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace::NewLC( TUint8 aAttribs, TDriveNumber aDrive, const TVolumeInfo& aCurrent, const TVolumeInfo* aLast )

    {

    CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace* self = new(ELeave) CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace( aAttribs, aDrive );

    CleanupStack::PushL( self );

    self->ConstructL( aCurrent, aLast );

    return self;

    }

TMemSpyEngineSysMemTrackerType CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace::Type() const

    {

    return EMemSpyEngineSysMemTrackerTypeDiskSpace;

    }

void CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace::OutputHeaderL( CMemSpyEngineOutputSink& aSink, CMemSpyEngineHelperSysMemTrackerCycle& /*aCycle*/ )

    {

    _LIT( KHeaderLine, "Type, Drive Name, Drive Number, Size, Free, UID, Volume Name, Attribs");

    aSink.OutputLineL( KHeaderLine );

    }

void CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace::OutputContentL( CMemSpyEngineOutputSink& aSink, CMemSpyEngineHelperSysMemTrackerCycle& /*aCycle*/ )

    {

    _LIT( KFormat, "%S,%S,%1d,%ld,%ld,%8x,%S,%S" );

    //

    TMemSpySWMTTypeName type;;

    FormatType( type );

    //

    TBuf<20> attribs;

    FormatAttributes( attribs );

    //

    HBufC* buf = HBufC::NewLC( 1024 );

    TPtr pBuf( buf->Des() );

    // Now output line

    pBuf.Format( KFormat,

                 &type,

                 &iDriveName,

                 iDrive,

                 iSize,

                 iFree,

                 iUniqueID,

                 iName,

                 &attribs

                 );

    aSink.OutputLineL( pBuf );

    CleanupStack::PopAndDestroy( buf );

    }