/*

* 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:      File tranfer session

*

*/

#ifndef C_UPNPFILEUPLOADSESSIONIMPL_H

#define C_UPNPFILEUPLOADSESSIONIMPL_H

// INCLUDES

#include <e32base.h>

#include "upnpfileuploadsession.h"

#include "upnpavdeviceobserver.h"

#include "tupnpfiletransferevent.h"

// FORWARD DECLARATIONS

class RUPnPAVControllerClient;

class CUpnpAVDevice;

class MUPnPFileTransferSessionObserver;

// CLASS DECLARATION

/**

 *  AV Controller file upload session client-side implementation.

 *

 *

 *  @lib upnpavcontrollerclient.lib

 *  @since S60 v3.2

 */

NONSHARABLE_CLASS( CUPnPFileUploadSessionImpl ) :

                                    public CActive, 

                                    public MUPnPFileUploadSession,

                                    public MUPnPAVDeviceObserver

    {

public:

    /**

     * 1st phase construct

     *

     * @param aServer a handle to AV Controller server

     * @param aDevice target device

     * @return new instance

     */

    static CUPnPFileUploadSessionImpl* NewL(

        RUPnPAVControllerClient& aServer, const CUpnpAVDevice& aDevice );

    /**

     * Destructor

     */

    ~CUPnPFileUploadSessionImpl();

private:

    /**

     * Private constructor

     *

     * @param aServer a handle to AV Controller server

     */

    CUPnPFileUploadSessionImpl( RUPnPAVControllerClient& aServer );

    /**

     * 2nd phase constructor

     */    

    void ConstructL();

private: // From CActive

    /**

     * See e32base.h

     */        

    void RunL();

    /**

     * See e32base.h

     */        

    void DoCancel();

    /**

     * See e32base.h

     */        

    TInt RunError( TInt aError );         

public: // From MUPnPFileUploadSession

    /**

     * See upnpfileuploadsession.h

     */

    void StartUploadL( const TDesC& aFilePath, TInt aKey );

public: // From MUPnPFileTransferSession

    /**

     * See upnpfiletransfersession.h

     */

    void SetObserver( MUPnPFileTransferSessionObserver& aObserver );

    /**

     * See upnpfiletransfersession.h

     */

    void RemoveObserver();

    /**

     * See upnpfiletransfersession.h

     */

    MUPnPFileTransferSessionObserver* Observer() const;   

    /**

     * See upnpfiletransfersession.h

     */

    void StartTrackingProgressL( TInt aKey );

    /**

     * See upnpfiletransfersession.h

     */

    void CancelTransfer( TInt aKey );

    /**

     * See upnpfiletransfersession.h

     */

    void CancelAllTransfers();

public: // From MUPnPAVDeviceObserver

    /**

     * See upnpavdeviceobserver.h

     */

    void UPnPDeviceDiscovered( const CUpnpAVDevice& aDevice );

    /**

     * See upnpavdeviceobserver.h

     */

    void UPnPDeviceDisappeared( const CUpnpAVDevice& aDevice );

    /**

     * See upnpavdeviceobserver.h

     */

    void WLANConnectionLost();

public: // New methods

    /**

     * Returns device

     *

     * @return device

     */        

    const CUpnpAVDevice& Device() const;

private:

    /**

     * Reset

     */        

    void ResetL();    

private:

    /**

     * Filetransfer observer

     *

     * Not owned

     */        

    MUPnPFileTransferSessionObserver*   iObserver;

    /**

     * AV Controller server client handle

     *

     * Not owned

     */        

    RUPnPAVControllerClient&            iServer;

    /**

     * Source device

     *

     * Owned

     */        

    CUpnpAVDevice*                      iDevice;

    /**

     * Buffer to pass data to the server process

     *

     * Owned

     */        

    HBufC8*                             iBuffer;

    /**

     * Modifiable pointer to data the buffer

     */        

    TPtr8                               iBufferPtr;

    /**

     * Flag to store the state of WLAN

     */        

    TBool                               iAlive;

    /**

     * Filetransfer event. Used to receive events from the server process

     */        

    TUpnpFileTransferEvent              iEvent;           

    /**

     * Package buffer used in client-server comms

     */        

    TPckg<TUpnpFileTransferEvent>       iEventPkg;   

    };

#endif // C_UPNPFILEUPLOADSESSIONIMPL_H

// End of file