/*

* Copyright (c) 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:  BT power manager definition based on btpm.h.

*                This is needed for accessing the blue tooth power management

*                DLL directly to turn on the blue tooth in NCP environment,

*                since the NCP releases do not contain the required headers.

*

*/

#ifndef __HTIBTPOWERMANAGER_H

#define __HTIBTPOWERMANAGER_H

//  INCLUDES

#include <e32std.h>

#include <es_sock.h>

// CLASS DECLARATION

/**

* The observer class that is interested in power mode change

*/

class MBTPowerManagerObserver

    {

    public:

        virtual void HandlePowerChange(TBool aNewState) = 0;

    };

// CLASS DECLARATION

/**

* This base class of BT power management

*/

class CBTPowerManagerBase : public CBase

    {

    public:

        /**

        * Get the current power state

        * @param aState Reference where the current power state to be saved to

        * @return KErrNone if successful otherwise one of the system wide error codes

        */

        virtual TInt GetPowerState(TBool& aState) = 0;

        /**

        * Set the current power state

        * @param aState the current power state

        * @return KErrNone if successful otherwise one of the system wide error codes

        */

        virtual TInt SetPowerState(TBool aState) = 0;

        /**

        * Notify observers that the power state has been changed

        */

        virtual void NotifyPowerChange() = 0;

        /**

        * Notify observers that the power change has been cancelled

        */

        virtual void NotifyPowerChangeCancel() = 0;

        /**

        * Set the device into test mode

        * @return KErrNone if successful otherwise one of the system wide error codes

        */

        virtual TInt SetDUTMode() = 0;

    };

typedef CBTPowerManagerBase* (*TNewBTPowerManagerL)(MBTPowerManagerObserver* aObserver);

#endif  // __HTIBTPOWERMANAGER_H

// End of File