mpxmusicplayer/inc/mpxsavehelper.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 17 Dec 2009 08:45:05 +0200
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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:  MPX asynchronous save helper utility
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*
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*/
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#ifndef CMPXSAVEHELPER_H
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#define CMPXSAVEHELPER_H
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//  INCLUDES
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#include <f32file.h>
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#include <e32base.h>
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// INTERFACE DEFINITION
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/**
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*  Observer class for Async operation
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*/
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NONSHARABLE_CLASS(MMPXSaveHelperObserver)
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    {
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public:
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    /**
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    * 
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    *  @param aBitmap a converted image.
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    *  @param aErr error code
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    */
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    virtual void HandleSaveComplete( TInt aErr ) = 0;
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    };
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// CLASS DECLARATION
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/**
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*  CMPXSaveHelper
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*/
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NONSHARABLE_CLASS(CMPXSaveHelper) : public CActive
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    {
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    public:  // Constructors and destructor
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        /**
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        * Two-phased constructor.
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        */
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        IMPORT_C static CMPXSaveHelper* NewL( MMPXSaveHelperObserver* aObserver, MFileManObserver* aFMObserver );
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        /**
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        * Destructor.
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        */
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        IMPORT_C virtual ~CMPXSaveHelper();
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    public: // New functions
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        /**
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        * Starts async copy operation
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        * @param anOld source
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        * @param aNew target
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        * @param aMove flag whether to move or just copy
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        * @return void
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        */
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        IMPORT_C void StartCopyOperationL( const TDesC& anOld,
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                                           const TDesC& aNew,
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                                           TBool aMove=EFalse );
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        /**
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        * Starts async copy operation
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        * @param anOldFile source
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        * @param aNew target
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        * @param aMove flag whether to move or just copy
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        * @return void
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        */
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        IMPORT_C void StartCopyOperationL( RFile& anOldFile, 
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                                           const TDesC& aNew,
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                                           TBool aMove=EFalse,
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                                           TBool aSync=EFalse );
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   private: // Constructors
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        /**
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        * C++ default constructor.
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        */
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        CMPXSaveHelper( MMPXSaveHelperObserver* aObserver );
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        /**
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        * By default Symbian 2nd phase constructor is private.
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        */
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        void ConstructL( MFileManObserver* aFMObserver );
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    private: 
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        // From CActive
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        /** @see CActive::RunL() */
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        void RunL();
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        /** @see CActive::DoCancel() */
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        void DoCancel();
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    private:    // Data
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        CFileMan* iFileMan;
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        MMPXSaveHelperObserver* iObserver; // not owned
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    };
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#endif      // CMPXSAVEHELPER_H 
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// End of File