/*

* Copyright (c) 2005-2006 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:  The base accessory state declaration

*

*/

#ifndef C_BTASRVACCSTATE_H

#define C_BTASRVACCSTATE_H

#include <e32base.h> 

#include <bttypes.h>

#include <btengconstants.h>

#include "basrvactive.h"

#include "basrvacc.h"

#include "basrvaccman.h"

#include "basrvpluginman.h"

#include "btaccPlugin.h"

#include "btaccTypes.h"

#include "BTAccInfo.h"

#include "BTAccFwIf.h"

class CBasrvAccState : public CBase, public MBasrvActiveObserver

    {

public:

    virtual ~CBasrvAccState();

    /**

     * Entry of this state.

     *

     * @since S60 v3.1

     */

    virtual void EnterL() = 0;

    /**

     * Returns the next state if EnterL leaves.

     *

     * @since S60 v3.1

     * @return the next state

     */

    virtual CBasrvAccState* ErrorOnEntry(TInt aReason);

    virtual TBTEngConnectionStatus ConnectionStatus() const = 0;

    /**

    * Connect to an accessory. Default inplementation returns KErrInUse.

    * @param aAddr BD address of the accessory to be connected

    * @return an error

    */

    virtual void ConnectL(const TBTDevAddr& aAddr);

    /**

    * Cancel connecting to accessory

    */

    virtual void CancelConnect();

    /**

    * Disconnect accessory. Default implementation returns KErrNotFound.

    * @param aAddr BD address of the accessory to be connected

    * @return an error

    */

    virtual void DisconnectL();

    /**

    * 

    * @return an error. Default implementation returns KErrNotFound

    */

    virtual void AccessoryConnected(TProfiles aProfile);

    /**

    * 

    * @return an error. Default implementation returns KErrNotFound

    */

    virtual void AccOpenedAudio(TProfiles aProfile);

    /**

    * 

    * @return an error. Default implementation returns KErrNotFound

    */

    virtual void AccClosedAudio(TProfiles aProfile);

    /**

    * Called when the connection is disconnected from remote side or there

    * is error on reading/writing data packet.

    * @param aErr the error code of event

    */

    virtual void AccessoryDisconnectedL(TProfiles aProfile);

    /**

    * Called when an audio open request comes from Acc FW.

    */

    virtual void OpenAudioL(TAccAudioType aType);

    /**

    * Called when an audio close request comes from Acc FW.

    */

    virtual void CloseAudioL(TAccAudioType aType);

protected:

    // From MBasrvActiveObserver

    /**

     * Handles the request completion event.

     *

     * @since S60 v3.1

     * @param aActive the Active Object to which the request is assigned to.

     */

    virtual void RequestCompletedL(CBasrvActive& aActive);

    /**

     * Handles the cancellation of an outstanding request.

     *

     * @since S60 v3.1

     * @param aActive the Active Object to which the request is assigned to.

     */

    virtual void CancelRequest(CBasrvActive& aActive);

protected:

    /**

    * Default constructor

    */

    CBasrvAccState(CBasrvAcc& aParent);

    /**

     * Gets the owner of the state machine

     *

     * @since S60 v3.1

     * @return the state machine owner

     */

    CBasrvAcc& Parent();

    void StatePrint(const TDesC& aStateName);

    TAccInfo& AccInfo();

    void NewProfileConnection(TProfiles aProfile);

    void ProfileDisconnected(TProfiles aProfile);

    TBool IsAvrcpTGCat2SupportedByRemote();

protected:

    CBasrvAcc& iParent;

    };

#endif      // C_BTASRVACCSTATE_H

// End of File