/*

* 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:  Dummy videolistsortfilterproxymodel class definition*

*/

#ifndef VIDEOSORTFILTERPROXYMODEL_H

#define VIDEOSORTFILTERPROXYMODEL_H

// INCLUDES

#include <QObject>

#include <qabstractitemmodel.h>

#include <mpxitemid.h>

// FORWARD DECLARATIONS

class VideoSortFilterProxyModel : public QAbstractItemModel

{    

    /**

     * define to be able to use signals and slots

     */

    Q_OBJECT

    /**

     * disable copy-constructor and assignment operator

     */

	Q_DISABLE_COPY(VideoSortFilterProxyModel) 

public: 

	/**

	 * Default constructor

     */

	VideoSortFilterProxyModel();	

	/**

     * Destructor

     */

	~VideoSortFilterProxyModel();

	/**

	 * sets index.row() to mStartPlaybackIndex

	 */

	int openItem(const TMPXItemId &index);

	/**

     * sets first index.row() to mDeleteFileIndex

     */

	int deleteItems(const QModelIndexList &indexList);

    /**

     * returns qmodelindex of item id provided.

     * 

     * @param item id

     * @return QModelIndex;

     */

    QModelIndex indexOfId(TMPXItemId id);

	TMPXItemId getMediaIdAtIndex(const QModelIndex &index);

signals:

    void shortDetailsReady(TMPXItemId index);

public: // from QAbstractItemModel

    VideoSortFilterProxyModel* sourceModel();

    /**

     * Returns video item count 

     */

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

    /**

     * Returns video item data from index pointed by.

     */

    QMap<int, QVariant> itemData(const QModelIndex &index) const;

    /**

     * data

     */

    QVariant data(const QModelIndex & index, int role = Qt::DisplayRole) const;

    /**

     * columnCount

     */

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

    /**

     * index

     */

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

    /**

     * Parent

     */

    QModelIndex parent(const QModelIndex & index) const;

public: // dummy model helper methods

    /**

     * sets mDatareturnsInvalid

     */

    void setDataReturnInvalid(bool setInvalid);

    /**

     * returns mLastIndex

     */

    QModelIndex lastIndex();

    TMPXItemId lastId();

    /**

     * returns mDataAccessCount

     */

    int dataAccessCount();

    /**

     * clear everything

     */

    void reset();

    /**

     * sets role based value to mDatao 

     */

    void setData(int role, QVariant data);

    /**

     * sets mRowCount

     */

    void setRowCount(int count);

    /**

     * returns mStartPlaybackIndex

     */

    TMPXItemId startPlaybackIndex();

    /**

     * returns mDeleteFileIndex

     */

    int deleteFileIndex();

private:

    /**

     * map item to return from data();

     */

    QMap<int, QVariant> mData;

    /**

     * latest used index

     */

    mutable QModelIndex mLastIndex;

    /**

     * total data -access count throught data() -method

     */

    mutable int mDataAccessCount;

    mutable TMPXItemId mLastId;

    /**

     * setted "row count"

     */

    int mRowCount;

    /**

     * lates passed index of openItem

     */

    TMPXItemId mStartPlaybackIndex;

    /**

     * latest passed for delete 

     */

    int mDeleteFileIndex;     

    /**

     * if true, data() -method returns invalid QVartiant

     */

    bool mDatareturnsInvalid;

};

#endif  // VIDEOSORTFILTERPROXYMODEL_H

// End of file