/*

* Copyright (c) 2005-2007 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:  Group for 3D audio controls

*

*/

#ifndef CAMMSAUDIO3DCONTROLGROUP_H

#define CAMMSAUDIO3DCONTROLGROUP_H

//  INCLUDES

#include <e32base.h>

#include "cammscontrolgroup.h"

// CLASS DECLARATION

/**

 *  Group for 3D audio controls

 *

 *  @since 3.0

 */

NONSHARABLE_CLASS(CAMMSAudio3DControlGroup): public CAMMSControlGroup

{

public:  // Constructors and destructor

    /**

     * Destructor.

     */

    ~CAMMSAudio3DControlGroup();

protected: // New functions

    /**

     * Update the controls depending on commit mode

     *

     * @param aCommit   variable id that need to be commited

     */

    void UpdateL(TInt aCommit);

    /**

     * Transfers all the pending parameters to the audio processing system.

     *

     * @param aCommit   variable id that need to be commited

     */

    virtual void CommitL(TInt aCommit) = 0;

public:  // From MAMMSControlGroup

    /**

     * Sets the mode of the CommitControl.

     *

     * @param aMode     commit mode

     */

    void SetModeL(TCommitMode aMode);

    /**

     * Commit all the controls in the group

     * in immediate mode commits, in deferred mode marks what variables

     * need to be commited later

     */

    void CommitGroupL();

protected:

    /**

     * Constructor.

     *

     * @param aName     The name of the corresponding amms control

     * @param aControlType Special AMMS type of the Control

     */

    CAMMSAudio3DControlGroup(

        const TDesC& aName,

        TAMMSControlTypes aControlType = EAMMSBaseControl);

    /**

     * Symbian 2nd phase constructor.

     */

    void ConstructL();

protected: // Data

    // Commit mode

    TCommitMode iCommitMode;

private:     // Data

    // bit field of variables that have to be commited

    // (used in CommitL())

    TInt iCommit;

};

#endif // CAMMSAUDIO3DCONTROLGROUP_H