/*

* Copyright (c) 2009 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:

*

*/

#ifndef CXETHUMBNAILMANAGERSYMBIAN_H_

#define CXETHUMBNAILMANAGERSYMBIAN_H_

#include <QHash>

#include <QObject>

#include <QString>

#include <QPixmap>

// forward declaration

class ThumbnailManager;

/*!

* Class handles thumbnail creation for both still and video. It uses Thumbnail manager

* component for creating the thumb nails for the given snapshot and the file name.

*/

class CxeThumbnailManagerSymbian  : public QObject

{

    Q_OBJECT

public:

    CxeThumbnailManagerSymbian();

    ~CxeThumbnailManagerSymbian();

public slots:

    /**

     * Creates from given thumbnail.

     */

    virtual void createThumbnail(const QString& filename, QPixmap thumbnail);

    /**

     * Cancels thumbnail creation.

     */

    virtual void cancelThumbnail(const QString& filename);

signals:

    /**

     * Informs clients about thumbnail ready event

     */

    void thumbnailReady(QPixmap thumbnail, int error);

private slots:

    /**

     * slot that gets called when thumbnail manager has created a thumbnail

     */

    void thumbnailReady(QPixmap thumbnail, void * data, int id, int error);

private:

    ThumbnailManager* mThumbnailManager;

    // file name, thumbnail id hash table

    QHash<QString, int> mThumbnailRequests;

};

#endif /* CXETHUMBNAILMANAGERSYMBIAN_H_ */