/*

* Copyright (c) 2006-2009 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:      AO for performing rendering commands

*

*/

#ifndef C_UPNPAVRENDERINGACTIVE_H

#define C_UPNPAVRENDERINGACTIVE_H

#include <e32std.h>

#include <e32base.h>

#include "upnpavrenderingsessionobserver.h"

class RUPnPAVControllerClient;

class CUpnpItem;

/**

 *  ?one_line_short_description

 *

 *  ?more_complete_description

 *

 *  @lib upnpavcontrollerclient.lib

 *  @since S60 v3.1

 */

class CUPnPAVRenderingActive : public CActive

    {

private:

    /**

     * Enumeration to define the action

     */

    enum TPendingOperation

        {

        ENone = 0,

        ESetURI,

        ESetNextURI,

        EPlay,

        EStop,

        EPause,

        ESetVolume,

        EGetVolume,

        ESetMute,

        EGetMute,

        EPositionInfo,

        ESeekRelTime

        };

public:

    /**

     * Two-phased constructor.

     *

     * @param aServer session handle

     * @param aId session id

     * @return an instance

     */

    static CUPnPAVRenderingActive* NewL(

        RUPnPAVControllerClient& aServer, TInt aId );

    /**

     * Destructor

     */

    virtual ~CUPnPAVRenderingActive();

private:

    /**

     * Constructor

     */

    CUPnPAVRenderingActive( RUPnPAVControllerClient& aServer, TInt aId );

    /**

     * 2nd phase construct

     */

    void ConstructL();

protected: // From CActive

    /**

     * See e32base.h

     */

    void RunL();

    /**

     * See e32base.h

     */

    void DoCancel();

    /**

     * See e32base.h

     */

    TInt RunError( TInt aError );

public: // New functions    

    /**

     * Sets Media observer instance

     *

     * @since Series 60 3.1      

     * @param aInstance MUPnPAVMediaObserver instance of the class that

     *        implements the IF

     * @return TInt status

     */

    void SetObserver( MUPnPAVRenderingSessionObserver& aObserver );

    /**

     * See upnpavrenderingsession.h

     */

    void RemoveObserver();

    /**

     * See upnpavrenderingsession.h

     */

    MUPnPAVRenderingSessionObserver* Observer() const;

    /**

     * See upnpavrenderingsession.h

     */

    void SetURIL( const TDesC8& aURI, const CUpnpItem& aItem );

    /**

     * See upnpavrenderingsession.h

     */

    void SetNextURIL( const TDesC8& aURI, const CUpnpItem& aItem );

    /**

     * See upnpavrenderingsession.h

     */

    void PlayL();

    /**

     * See upnpavrenderingsession.h

     */

    void StopL();

    /**

     * See upnpavrenderingsession.h

     */

    void PauseL();

    /**

     * See upnpavrenderingsession.h

     */

    void SetVolumeL( TInt aVolumeLevel );

    /**

     * See upnpavrenderingsession.h

     */

    void GetVolumeL();

    /**

     * See upnpavrenderingsession.h

     */

    void SetMuteL( TBool aMute );

    /**

     * See upnpavrenderingsession.h

     */

    void GetMuteL();

    /**

     * See upnpavrenderingsession.h

     */

    void GetPositionInfoL();

    /**

     * See upnpavrenderingsession.h

     */

    void SeekRelTimeL( const TTime& aDesiredTime );

    /**

     * See upnpavrenderingsession.h

     */

    TUPnPAVInteractOperation GetRendererStateL();

private:

    /**

     * Reset method

     */

    void ResetL();

    /**

     * Set uri response handling

     */

    void SetURICompleteL();

    /**

     * Set next uri response handling

     */

    void SetNextURICompleteL();

    /**

     * Play response handling

     */

    void PlayCompleteL();

    /**

     * Stop response handling

     */

    void StopCompleteL();

    /**

     * Pause response handling

     */

    void PauseCompleteL();

    /**

     * Set volume response handling

     */

    void SetVolumeCompleteL();

    /**

     * Get volume response handling

     */

    void GetVolumeCompleteL();

    /**

     * Set mute response handling

     */

    void SetMuteCompleteL();

    /**

     * Get mute response handling

     */

    void GetMuteCompleteL();

    /**

     * Get position info response handling

     */

    void PositionInfoCompleteL();

    /**

     * Seek with unit REL_TIME response handling

     */

    void SeekRelTimeComplete();

private:

    RUPnPAVControllerClient&            iServer;

    TInt                                iId;

    // Buffer to pass data to server

    HBufC8*                             iBuffer; // owned

    TPtr8                               iBufferPtr;         

    HBufC8*                             iBuffer2; // owned

    TPtr8                               iBufferPtr2;         

    TInt                                iRespBufSize;           

    TPckg<TInt>                         iRespBufSizePkg;

    TPendingOperation                   iPendingOperation;

    MUPnPAVRenderingSessionObserver*    iObserver; // Not owned      

    };

#endif // C_UPNPAVRENDERINGACTIVE_H