/*

 * 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:   ?Description

 *

 */

#ifndef GLXDETAILSVIEWMODELWRAPPER

#define GLXDETAILSVIEWMODELWRAPPER

//Includes

#include <QAbstractItemModel>

/**

 * Class Description

 * This is Wrapper class,which access the model [GlxMediaModel] for the widgets created in the details view

 * Here it specifies the no:of custom widgets to be created in the list view for the details view

 */

class GlxDetailsViewModelWrapper : public QAbstractItemModel

    {

Q_OBJECT

public:

    /**

     * Constructor

     * @param - QAbstractItemModel object, this object is passed from the details view, while creating this

     *          class object 

     */

    GlxDetailsViewModelWrapper(QAbstractItemModel *model);

    /**

     * Destructor

     */

    ~GlxDetailsViewModelWrapper();

    /**

     * From QAbstractItemModel

     * This Function specifies the no:of custom widgets to be created as well

     * the no:of custom widgets present.

     */

    int rowCount(const QModelIndex &parent = QModelIndex()) const;

    /**

     * From QAbstractItemModel

     */

    int columnCount(const QModelIndex &parent = QModelIndex()) const;

    /**

     * From QAbstractItemModel

     */

    QModelIndex parent(const QModelIndex &child) const;

    /**

     * From QAbstractItemModel

     * This Function returns the data fetched from the Model corresponding to the role passed

     */

    QVariant data(const QModelIndex &index, int role) const;

    /**

     * From QAbstractItemModel

     * This Function verifies if the index passed is valid or not.

     */

    QModelIndex index(int row, int column, const QModelIndex &parent =

            QModelIndex()) const;

    /**

     * This Function Emits the Signal for the Custom widgets to refresh  thier data shown

     */

    void refreshCustomWidget();

private:

    /**

     * This Function returns the size in standard form like Bytes,KB,MB,GB

     * @param :size , specified in Bytes 

     */

    QString sizeinStrings(int size) const;

signals:

    /*

     * This Signal Specifies Custom widgets to refresh  thier data shown as there is change in data in the model 

     */

    void updateCustomWidgets();

private:

    //This variable is initialised with model passed by the view, while creating this class object

    QAbstractItemModel *mModel;

    };

#endif //GLXDETAILSVIEWMODELWRAPPER_H