/*

* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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:  Liw Device binding

*

*/

#ifndef __DEVICE_BINDING_H__

#define __DEVICE_BINDING_H__

#include <e32std.h>

#include <object.h>

#include <protect.h>

namespace KJS

    {

    class ServiceEventHandler;

    //Device peer holds platform-specific per-service object state

    class MDevicePeer

        {

        public:

            virtual ~MDevicePeer() {};

            virtual UString toString( ExecState* exec ) = 0;

            virtual void InstallCallback( ServiceEventHandler* callback ) = 0;

        };

    //Device binding holds common platform-specific state

    class MDeviceBinding

        {

        public:

            virtual ~MDeviceBinding() {};

            virtual TInt LoadServiceProvider(

                ExecState* exec, const List& args ) = 0;

            virtual void UnloadServiceProvider(const TDesC8& aServiceName, const TDesC8& aInterfaceName) = 0;

            virtual MDevicePeer* ServiceObjectPeer(

                ExecState* exec, const List& args ) = 0;

            virtual JSValue* InvokeOp( ExecState* exec, const Identifier& prop,

                const List& args, MDevicePeer* peer ) = 0;

            virtual JSValue* CreateInterface( ExecState* exec,

                HBufC8* serviceName,

                const Identifier& prop ) = 0;

            virtual JSValue* ListProviders( ExecState* exec, const List& args ) = 0;

            virtual void SetUid ( const TUint& aValue) = 0;

        };

    }

#endif