ncdengine/provider/storage/inc/ncdfilestorageimpl.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Wed, 31 Mar 2010 21:44:47 +0300
branchRCL_3
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/*
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* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  
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*
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*/
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#ifndef C_NCDFILESTORAGEIMPL_H
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#define C_NCDFILESTORAGEIMPL_H
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#include <e32base.h>
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#include "ncdfilestorage.h"
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class RFs;
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class MNcdStorageOwner;
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/**
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 *  File storage
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 *
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 *  Moves, removes and opens files from a storage directory
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 *
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 */
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class CNcdFileStorage : public CBase, public MNcdFileStorage
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    {
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public:
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    /**
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    * Creates a new file storage
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    *
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    * @param aUid Storage UID
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    * @param aPath Storage root path
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    * @param aFileSession File session used by the storage
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    */
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    static CNcdFileStorage* NewL( MNcdStorageOwner& aOwner, const TDesC& aUid, 
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        const TDesC& aPath );
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    /**
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    * Creates a new file storage and leaves it to stack
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    *
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    * @param aUid Storage UID
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    * @param aPath Storage root path
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    * @param aFileSession File session used by the storage
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    */
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    static CNcdFileStorage* NewLC( MNcdStorageOwner& aOwner, 
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        const TDesC& aUid, const TDesC& aPath );
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    virtual ~CNcdFileStorage();
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public: // From MNcdFileStorage
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    /**
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     * @see MNcdFileStorage::AddFileL( const TDesC&, TBool )
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     */
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    void AddFileL( const TDesC& aFilepath, TBool aOverwrite );
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    /**
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     * @see MNcdFileStorage::RemoveFileL()
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     */
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    void RemoveFileL( const TDesC& aFilename );
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    /**
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     * @see MNcdFileStorage::OpenFileL()
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     */
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    RFile OpenFileL( RFs& aFs, const TDesC& aFilename, TUint aFileMode );
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    /**
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     * @see MNcdFileStorage::Uid()
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     */
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    const TDesC& Uid() const;
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private:
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    /**
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     * Constructor
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     *
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     * @param aFileSession
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     */
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    CNcdFileStorage( MNcdStorageOwner& aOwner );
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    void ConstructL( const TDesC& aUid, const TDesC& aPath );
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private: // data
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    MNcdStorageOwner& iOwner;
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    RBuf iRoot;
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    RBuf iUid;
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    };
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#endif // C_NCDFILESTORAGE_H