/*

* Copyright (c) 2002-2007 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:  Asynchronous FSQ Atom Class

*

*/

#ifndef ASYNCHATOM_H

#define ASYNCHATOM_H

//  INCLUDES

#include <f32file.h>

#include <e32base.h>

//   FOR DEBUGGING

#if defined (_DEBUG)

    #include <e32svr.h>

    #define LOGTEXT(AAA)                RDebug::Print(AAA)

    #define LOGTEXT2(AAA,BBB)           RDebug::Print(AAA,BBB)

    #define LOGTEXT3(AAA,BBB,CC)        RDebug::Print(AAA,BBB,CC)

#else

    #define LOGTEXT(AAA)                

    #define LOGTEXT2(AAA,BBB)           

    #define LOGTEXT3(AAA,BBB,CC)       

#endif           

// CONSTANTS

enum TFSQAtomState

    {

    EPending,

    ESaving,

    ESavePending,

    EUploading,

    EUploadPending,

    EComplete

    };

// FORWARD DECLARATIONS

class CAsynchFSQ;

// CLASS DECLARATIONS

/**

* Asynchronous file manager queue and related operations.

*

* @since 3.2

*/

class CAsynchFSQAtom : public CActive

    {

    public: // Constructor and Descructor

        /**

        * Two-phased constructor.

        */

        static CAsynchFSQAtom* NewL(  CAsynchFSQ* aOwner, 

                                      TInt aPriority,

                                      TFSQActionType aActionType,  

                                      TDesC8& aData, 

                                      const TDesC& aPath, 

                                      const TDesC& aURL, 

                                      TFSQSchemaType aSchema, 

                                      const TDesC& aUserName, 

                                      const TDesC& aPassword  );

        /**

        * Two-phased constructor.

        */

        virtual ~CAsynchFSQAtom();            

    public: // Data

    public: // Public member functions

        /**

        * C++ default constructor.

        */

        CAsynchFSQAtom();

        /**

        * By default Symbian 2nd phase constructor is private.

        */

        void ConstructL(  CAsynchFSQ* aOwner, 

                          TInt aPriority,

                          TFSQActionType aActionType,  

                          TDesC8& aData, 

                          const TDesC& aPath, 

                          const TDesC& aURL, 

                          TFSQSchemaType aSchema, 

                          const TDesC& aUserName, 

                          const TDesC& aPassword  );

        /**

        * 

        */

        TInt Go();

        /**

        * 

        */

        TInt ActionsLeft();

        /**

        *

        */

        TFSQAtomState GetState();

        /**

        *

        */

        TBool DoesLocalSave();

        /**

        *

        */

        const TDesC& GetPath() const;

        /**

        *

        */

        TInt DeleteLocal();

        /**

        *

        */

        TInt RenameLocal( const TDesC& aNew );

    private: // Private member functions

        /**

        * From CActive

        */

        void RunL();

        /** 

        * From CActive

        */

        void DoCancel();        

        /** 

        * From CActive

        */

        TInt RunError( TInt aError );

        /**

        * 

        */

        void SaveL();

        /**

        * 

        */

        void SaveCleanupL();

        /**

        * 

        */

        void UploadL();

        /**

        * 

        */

        void UploadCleanupL();

    private: // Private data members

        // Activity specific items

        TFSQActionType iActionType;

        TDesC8* iData;

        HBufC* iPath;           // EFileSave only

        HBufC* iURL;            // EWebUpload only

        TFSQSchemaType iSchema; // EWebUpload only

        HBufC* iUserName;       // EWebUpload only

        HBufC* iPassword;       // EWebUpload only

        // Variables specifics to owning class

        CAsynchFSQ* iOwner;

        TInt iError;

        TBool iOverwrite;

        // State machine variable

        TFSQAtomState iState;

        // Helper variables

        RFile iFile;

        RFs iFs;

        TBool iDelayedLocalDelete;

        TBool iDelayedLocalRename;

        HBufC* iDelayedFileName;

    };

#endif // CAsynchATOM_H