/*

* Copyright (c) 2008 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:  Dynamic soft notification observer.

*

*/

#ifndef AKNDYNAMICSOFTNOTEOBSERVER_H

#define AKNDYNAMICSOFTNOTEOBSERVER_H

// INCLUDES

#include <e32base.h>

#include <AknCapServerClient.h> // RAknUiServer

// FORWARD DECLARATIONS

class MAknDynamicSoftNoteObserver;

class CAknDynamicSoftNotifier;

/**

 * Observer class for dynamic soft notifications. Listens and receives 

 * dynamic soft notification events from CapServer. 

 * 

 * @since S60 3.2

 * @lib AknNotify.DLL 

 */

class CAknDynamicSoftNoteObserver : public CActive

    {

public:

    /**

     * Constructor.

     * 

     * @param aDynamicSoftNotifier Dynamic soft notifier.

     * @param aClientApp Observer client.

     * @param aNoteId Observed soft notification id

     */

    IMPORT_C static CAknDynamicSoftNoteObserver* NewL(

        CAknDynamicSoftNotifier& aDynamicSoftNotifier,

        MAknDynamicSoftNoteObserver* aClientApp, 

        TInt aNoteId );

    /**

     * Constructor.

     * 

     * @param aDynamicSoftNotifier Dynamic soft notifier.

     * @param aClientApp Observer client.

     * @param aNoteId Observed soft notification id

     */

    IMPORT_C static CAknDynamicSoftNoteObserver* NewLC(

        CAknDynamicSoftNotifier& aDynamicSoftNotifier,

        MAknDynamicSoftNoteObserver* aClientApp, 

        TInt aNoteId );

    /**

     * Destructor.

     */    

    virtual ~CAknDynamicSoftNoteObserver();

    /**

     * Observed dynamic soft notification id.

     * 

     * @return Observed note id.

     */

    TInt NoteId() const;

public: // From CActive

    void RunL();

    void DoCancel();

private: // new methods

    /**

     * Constructor.

     * 

     * @param aDynamicSoftNotifier Dynamic soft notifier.

     * @param aClientApp Observer client.

     * @param aNoteId Observed soft notification id

     */

    CAknDynamicSoftNoteObserver(

        CAknDynamicSoftNotifier& aDynamicSoftNotifier,

        MAknDynamicSoftNoteObserver* aClientApp, 

        TInt aNoteId );

    /**

     * Constructor.

     */

    void ConstructL();

    /**

     * Send asynchronous event request to server. Request is completed when

     * user responds to dynamic soft notification. 

     */

    void IssueRequest();

private: // Data

    /// Own. CapServer client session.

    RAknUiServer iSession;

    /// Not Own. Actual observing client. 

    MAknDynamicSoftNoteObserver* iClientApp;

    /// Reference to soft notifier. 

    CAknDynamicSoftNotifier& iDynamicSoftNotifier;

    /// Observed soft notification identifier. 

    TInt iNoteId;

    /// Response data from the server. 

    TPckgBuf<TInt> iEventBuffer;

    };

#endif // AKNDYNAMICSOFTNOTEOBSERVER_H