/*

* Copyright (c) 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:  Filter system directories according data caging

*

*/

#ifndef C_CAKNDATACAGINGFILTER_H

#define C_CAKNDATACAGINGFILTER_H

#include <e32base.h>

#include <MAknFileFilter.h>

class TEntry;

/**

*  A filter class that checks if a file or a folder name matches

*  with the data caging items.

*

*  @lib CommonDialogs.lib

*  @since S60 3.1

*/

NONSHARABLE_CLASS(CAknDataCagingFilter) : public CBase, public MAknFileFilter

    {

public:     

// Constructors and destructors

    /**

     * Static constructor, leaves a pointer to itself to the cleanup stack.

     * 

     */

    static CAknDataCagingFilter* NewLC();

    ~CAknDataCagingFilter();

// from base class MAknFileFilter

    /**

     * Described in MAknFileFilter

     */

    TBool Accept( const TDesC& aDriveAndPath, const TEntry& aEntry ) const;

private:

// Constructors and destructors

    CAknDataCagingFilter();

    void ConstructL();

    /**

     * Extract the most highest level directory from a path

     * @param aPath the input path descriptor

     * @param aResult the output descriptor to hold the extracted result

     * @return the Result descriptor reference

     */

    TDesC& ExtractRoot(const TDesC& aPath, TDes& aResult);

private: // Data

    CDesCArray*     iCagingList;    //Own

    };

#endif // C_CAKNDATACAGINGFILTER_H