/*

* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials re 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:  Declaration of VideoIadUpdateWrapper

*

*/

// Version : %version: 

#ifndef __VIDEOIADUPDATEWRAPPER_H__

#define __VIDEOIADUPDATEWRAPPER_H__

#include <qobject.h>

#include <iaupdateobserver.h>

class CIAUpdate;

class CIAUpdateParameters;

class MMPXViewUtility;

class VideoIadUpdateWrapper : public QObject, public MIAUpdateObserver

{

    /**

     * Define to be able to use signals and slots.

     */    

    Q_OBJECT

    /**

     * Disable copy-constructor and assignment operator.

     */

    Q_DISABLE_COPY(VideoIadUpdateWrapper)     

public:

    /**

     * Constructor

     */    

    VideoIadUpdateWrapper();

    /**

     * Destructor

     */    

    virtual ~VideoIadUpdateWrapper();

    /**

     * Starts the update process.

     */

    void checkForUpdates();

private: // New methods

    /** 

     * From MIAUpdateObserver.

     * This callback function is called when the update checking operation has completed.

     *

     * @param errorCode The error code of the observed update operation.

     *                   KErrNone for successful completion, 

     *                   otherwise a system wide error code.

     * @param availableUpdates Number of the updates that were found available.

     *

     */

    void CheckUpdatesComplete(TInt errorCode, TInt availableUpdates);

    /** 

     * From MIAUpdateObserver.

     * This callback function is called when an update operation has completed.

     * Even if multiple functions re provided to start different update operations,

     * this callback function is always called after an update operation has completed.

     *

     * @param errorCode The error code of the completed update operation.

     *                   KErrNone for successful completion, 

     *                   otherwise a system wide error code.

     * @param result Details about the completed update operation.

     *                Ownership is transferred.

     *

     */

    void UpdateComplete(TInt errorCode, CIAUpdateResult* resultDetails);

    /** 

     * From MIAUpdateObserver.

     * This callback function is called when an update query operation has completed.

     *

     * @param errorCode The error code of the observed query operation.

     *                   KErrNone for successful completion, 

     *                   otherwise a system wide error code.

     * @param updateNow ETrue informs that an update operation should be started.

     *                   EFalse informs that there is no need to start an update

     *                   operation.

     *                   

     */

    void UpdateQueryComplete(TInt errorCode, TBool updateNow);

private:

    void doCheckForUpdatesL();

    void cleanup();

private:

    /**

     * IAD update API.

     */

    CIAUpdate* mUpdate;

    /**

     * IAD update parameters.

     */

    CIAUpdateParameters* mParameters;

};

#endif // __VIDEOIADUPDATEWRAPPER_H__

// End of file.