/*

* 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:  Header of EffectControlBaseImpl class.

*

*/

#ifndef EFFECTCONTROLBASEIMPL_H

#define EFFECTCONTROLBASEIMPL_H

#include <e32base.h>

#include <ControlObserver.h>

#include <mmf/common/mmfcontrollerframework.h>

class MCustomCommand;

namespace multimedia

    {

    class MStreamControl;

    class MEffectControl;

    class CEffectControlBase;

    enum TEffectControlBaseEvent

        {

        EControllerLoaded,

        EControllerUnloaded

        };

    class CEffectControlBaseImpl : public CActive, public MControlObserver

        {

    public:

        static CEffectControlBaseImpl* NewL( CEffectControlBase& aParent, TUid aCIUid );

        virtual ~CEffectControlBaseImpl();

        TInt AddedToStreamControl( MStreamControl& aStreamControl,

                                   MCustomCommand& aCustomCommand,

                                   MEffectControl& aEffect );

        TInt RemovedFromStreamControl( MStreamControl& aStreamControl );

        void StreamControlDeleted( MStreamControl& aStreamControl );

        TBool IsConnected();        

        TInt Connect();        

        TInt Disconnect();

        TInt CustomCommandSync(TInt aFunction,

                               const TDesC8& aDataTo1,

                               const TDesC8& aDataTo2,

                               TDes8& aDataFrom);

        TInt CustomCommandSync(TInt aFunction,

                               const TDesC8& aDataTo1,

                               const TDesC8& aDataTo2);

        void CustomCommandAsync(TInt aFunction,

                                const TDesC8& aDataTo1,

                                const TDesC8& aDataTo2,

                                TDes8& aDataFrom,

                                TRequestStatus& aStatus);

        void CustomCommandAsync(TInt aFunction,

                                const TDesC8& aDataTo1,

                                const TDesC8& aDataTo2,

                                TRequestStatus& aStatus);

        TInt CustomCommandSync( const TMMFMessageDestinationPckg& aDestination,

                                TInt aFunction,

                                const TDesC8& aDataTo1,

                                const TDesC8& aDataTo2,

                                TDes8& aDataFrom );

        TInt CustomCommandSync( const TMMFMessageDestinationPckg& aDestination,

                                TInt aFunction,

                                const TDesC8& aDataTo1,

                                const TDesC8& aDataTo2 );

        void CustomCommandAsync( const TMMFMessageDestinationPckg& aDestination,

                                 TInt aFunction,

                                 const TDesC8& aDataTo1,

                                 const TDesC8& aDataTo2,

                                 TDes8& aDataFrom,

                                 TRequestStatus& aStatus );

        void CustomCommandAsync( const TMMFMessageDestinationPckg& aDestination,

                                 TInt aFunction,

                                 const TDesC8& aDataTo1,

                                 const TDesC8& aDataTo2,

                                 TRequestStatus& aStatus );

		TInt GetMessageHandle(TMMFMessageDestinationPckg &aPckg);

		MCustomCommand* GetCustomCommand();

    protected:

        // From CActive begins

        void RunL();

        void DoCancel();

        TInt RunError( TInt aError );

        // From CActive ends

        // From MControlObserver begins

        void Event( MControl* aControl, TUint aEventType, TAny* aEventObject );

        // From MControlObserver ends

    private:

        CEffectControlBaseImpl( CEffectControlBase& aParent, TUid aCIUid );

        void ConstructL();

        enum CIFBuilderParserFunctions

            {

            ECIFCreateMessageHandler,

            ECIFRemoveMessageHandler

            };    

        // Messages sent to builder parser

        TInt BuilderParserMessage(CIFBuilderParserFunctions aCommand);

    private:

        CEffectControlBase& iParent;

        TUid iCIUid;

        TMMFMessageDestinationPckg iMsgHndlrHandlePckg;

        MStreamControl* iStreamControl;

        MCustomCommand* iCustomCommand;

        MEffectControl* iEffect;

        TMMFMessageDestinationPckg    iBuilderHandle;

        };

    } // namespace multimedia

#endif // EFFECTCONTROLBASEIMPL_H

// End of file