browserutilities/favouritesengine/ClientServer/utilinc/UnicodeFile.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 17 Dec 2009 09:20:16 +0200
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permissions -rw-r--r--
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/*
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* Copyright (c) 2003 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 the License "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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*      Declaration of RUnicodeFile.
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*      
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*
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*/
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#ifndef UNICODE_FILE_H
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#define UNICODE_FILE_H
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// INCLUDE FILES
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#include <e32base.h>
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#include <f32file.h>
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// CLASS DECLARATION
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/**
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* Read characters from a Unicode text file.
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*/
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class RUnicodeFile
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    {
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    public:     // New methods
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        /**
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        * Open Unicode file for input (read). Write access not supported.
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        * @param aFs File Server Session handle.
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        * @param aName File name.
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        * @param aFileMode File opening mode.
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        * @return Error code.
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        */
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        TInt Open( RFs& aFs, const TDesC& aName, TUint aFileMode );
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        /**
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        * Create/replace Unicode file for output (write). Existing content of
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        * file is lost.
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        * Read access not supported.
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        * @param aFs File Server Session handle.
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        * @param aName File name.
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        * @param aFileMode File opening mode.
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        * @return Error code.
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        */
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        TInt ReplaceL( RFs& aFs, const TDesC& aName, TUint aFileMode );
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        /**
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        * Close file.
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        */
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        void Close();
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        /**
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        * Get a character.
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        * @return Character got.
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        */
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        TUint GetCharL();
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        /**
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        * Write Unicode descriptor to file.
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        * @param aDes Descriptor to write.
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        * @return Error code.
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        */
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        TInt Write( const TDesC16& aDes );
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    private:    // data
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        RFile iFile;    ///< File handle.
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    };
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#endif
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// End of File