/*

* Copyright (c)  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:   Alf server visual owner

*

*/

#ifndef C_ALFSRVVISUALOWNER_H

#define C_ALFSRVVISUALOWNER_H

#include <uiacceltk/HuiVisual.h>

class CAlfAppSrvSessionBase;

/**

 *  Alf server visual owner

 *

 *  The alfred component that owns an HUI visual.

 *

 *  @since S60 v3.2

 */

NONSHARABLE_CLASS(CAlfSrvVisualOwner) : public CBase, public MHuiVisualOwner

    {

public:

    static CAlfSrvVisualOwner* NewL( 

        CAlfAppSrvSessionBase& aSession,

        MHuiVisualOwner* aRealOwner );

    virtual ~CAlfSrvVisualOwner();

    /**

     * ?description

     *

     * @since S60 ?S60_version

     * @param ?arg1 ?description

     * @param ?arg2 ?description

     * @return ?description

     */

    MHuiVisualOwner* RealOwner();

    void SetVisualLayoutUpdatedNotificationId( TInt aNotificationId );

protected:

    CHuiEnv& Env() const;

    CHuiControlGroup* ControlGroup() const;

    MHuiEventHandler* EventHandler();

    void AppendL(CHuiVisual* aVisual);

    void Remove(CHuiVisual* aVisual);

    void VisualDestroyed(CHuiVisual& aVisual);

    void VisualLayoutUpdated(CHuiVisual& aVisual);

    void VisualPrepareDrawFailed(CHuiVisual& aVisual, TInt aErrorCode);

private:

    CAlfSrvVisualOwner( 

        CAlfAppSrvSessionBase& aSession,

        MHuiVisualOwner* aRealOwner );

    void ConstructL();

private: // data

    CAlfAppSrvSessionBase& iSession;

    MHuiVisualOwner* iRealOwner;

    TInt iVisualLayoutUpdatedNotificationId;

    };

#endif // C_ALFSRVVISUALOWNER_H