/*

* Copyright (c) 2002-2006 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:  ?Description

*

*/

#include <barsread.h> // TResourceReader

#include <f32file.h>

#include "CAknAttributeFilter.h"

#include "CAknCommonDialogsBase.h" // Panic codes

#include "CommonDialogs.hrh"

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

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

// CAknAttributeFilter::CAknAttributeFilter

//

//

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

//

CAknAttributeFilter::CAknAttributeFilter()

	:	iAttributes( KEntryAttNormal )

	{

	}

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

// CAknAttributeFilter::ConstructFromResourceL

//

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

//

void CAknAttributeFilter::ConstructFromResourceL( TResourceReader& aReader )

	{

	// Attribute data strings

	_LIT( KAttReadOnly,	"R" );

	_LIT( KAttHidden,	"H" );

	_LIT( KAttSystem,	"S" );

	_LIT( KAttVolume,	"V" );

	_LIT( KAttDir,		"D" );

	_LIT( KAttArchive,	"A" );

	// Read filter style

	iFilterStyle = aReader.ReadInt16();

	// Check that filter style is correct

	__ASSERT_DEBUG( iFilterStyle == EInclusiveFilter || iFilterStyle == EExclusiveFilter,

		User::Panic( KCFDPanicText, ECFDPanicInvalidFilterStyle ) );

	// Read the amount of data entries

	TInt dataCount( aReader.ReadInt16() );

	for( TInt index( 0 ); index < dataCount; index++ )

		{

		// Read filter attributes

		TPtrC data( aReader.ReadTPtrC() );

		// Find attributes from resource data descriptor

		if( data.FindF( KAttReadOnly )	!= KErrNotFound ) { iAttributes |= KEntryAttReadOnly; }

		if( data.FindF( KAttHidden )	!= KErrNotFound ) { iAttributes |= KEntryAttHidden; }

		if( data.FindF( KAttSystem )	!= KErrNotFound ) { iAttributes |= KEntryAttSystem; }

		if( data.FindF( KAttVolume )	!= KErrNotFound ) { iAttributes |= KEntryAttVolume; }

		if( data.FindF( KAttDir )		!= KErrNotFound ) { iAttributes |= KEntryAttDir; }

		if( data.FindF( KAttArchive )	!= KErrNotFound ) { iAttributes |= KEntryAttArchive; }

		}

	}

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

// CAknAttributeFilter::NewLC

//

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

//

EXPORT_C CAknAttributeFilter* CAknAttributeFilter::NewLC( TResourceReader& aReader )

	{

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

	CleanupStack::PushL( self );

	self->ConstructFromResourceL( aReader );

	return self;

	}

// Destructor

EXPORT_C CAknAttributeFilter::~CAknAttributeFilter()

	{

	}

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

// CAknAttributeFilter::Accept

//

//

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

//

EXPORT_C TBool CAknAttributeFilter::Accept(

	const TDesC& /*aDriveAndPath*/, const TEntry& aEntry ) const

	{

	// If attributes of the entry match with the attributes of the filter then accept it.

	// Finally switch the result ( 0->1, 1->0 ) if the filter is an exclusive filter.

	return ( ( iAttributes & aEntry.iAtt ) == iAttributes ) ^ iFilterStyle;

	}

// End of File