/*

* Copyright (c) 2006-2007 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:  Controls asynchronous requests between LOCOD and DUN server

*

*/

#ifndef C_CDUNACTIVE_H

#define C_CDUNACTIVE_H

#include <locodservicepluginobserver.h>

class CDunPlugin;

/**

 *  Class for accessing bearer statuses of CDunActive class

 *

 *  @since S60 v3.2

 */

NONSHARABLE_CLASS( MDunActive )

    {

public:

    /**

     * Bearer

     *

     * @since S60 3.2

     * @return Bearer

     */

    virtual TLocodBearer Bearer() = 0;

    /**

     * Bearer status

     *

     * @since S60 3.2

     * @return Bearer status

     */

    virtual TBool BearerStatus() = 0;

    };

/**

 *  Class that controls asynchronous requests between LOCOD and DUN server

 *

 *  @since S60 v3.2

 */

NONSHARABLE_CLASS( CDunActive ) : public CActive, public MDunActive

    {

public:

    /**

     * Two-phased constructor.

     * @param aPlugin Plugin

     * @param aBearer Brearer

     * @param aBearerStatus Bearer status

     * @return Instance of self

     */

    static CDunActive* NewL( CDunPlugin* aPlugin,

                             TLocodBearer aBearer,

                             TBool aBearerStatus );

    /**

     * Two-phased constructor.

     * @param aPlugin Plugin

     * @param aBearer Brearer

     * @param aBearerStatus Bearer status

     * @return Instance of self

     */

    static CDunActive* NewLC( CDunPlugin* aPlugin,

                              TLocodBearer aBearer,

                              TBool aBearerStatus );

    /**

    * Destructor.

    */

    virtual ~CDunActive();

    /**

     * Request function

     *

     * @since S60 3.2

     * @return Symbian Error code

     */

    TInt ServiceRequest();

private:

    CDunActive( CDunPlugin* aPlugin,

                TLocodBearer aBearer,

                TBool aBearerStatus );

    void ConstructL();

// from base class CActive

    /**

     * From CActive.

     * Called when read or write operation is ready.

     *

     * @since S60 3.2

     * @return None

     */

    void RunL();

    /**

     * From CActive.

     * Cancel current activity.

     *

     * @since S60 3.2

     * @return None

     */

    void DoCancel();

// from base class MDunActive

    /**

     * From MDunActive.

     * Bearer

     *

     * @since S60 3.2

     * @return Bearer

     */

    TLocodBearer Bearer();

    /**

     * From MDunActive.

     * Bearer status

     *

     * @since S60 3.2

     * @return Bearer status

     */

    TBool BearerStatus();

private:  // data

    /**

     * CDunPlugin

     * Not own. Passed by DunPlugin

     */

    CDunPlugin* iPlugin;

    /**

     * Bearer

     * Not own. Passed by DunPlugin

     */

    TLocodBearer iBearer;

    /**

     * Service state

     * Not own. Passed by DunPlugin

     */

    TBool iBearerStatus;

    };

#endif  // C_CDUNACTIVE_H