/*

* 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 MOBCNTMODEL_H

#define MOBCNTMODEL_H

#include <QAbstractListModel>

#include <QSharedData>

#include "mobcntmodelglobal.h"

#include <qcontactmanager.h>

#include <qcontactfilter.h>

#include <qcontactsortorder.h>

QTM_USE_NAMESPACE

class MobCntModelData;

class MobCntModel;

class MobCntIconManager;

/*!

 * MobCntModel is a list model view for contacts database

 * content. It will cache contacts database entries to be

 * displayed on the screen.

 *

 * Note that that this is a prototype implementation and does

 * not yet support more advanced features, such as automatic

 * update and lazy fetching from contacts database.

 */

class MOBCNTMODEL_EXPORT MobCntModel : public QAbstractListModel

{

    Q_OBJECT

    friend class TestMobCntModel;

public:

	MobCntModel(const QContactFilter& contactFilter = QContactFilter(),

                const QList<QContactSortOrder>& contactSortOrders = QList<QContactSortOrder>(),

                bool showMyCard = true,

                QObject *parent = 0);

	MobCntModel(QContactManager* manager,

                const QContactFilter& contactFilter = QContactFilter(),

	            const QList<QContactSortOrder>& contactSortOrders = QList<QContactSortOrder>(),

	            bool showMyCard = true,

	            QObject *parent = 0);

	~MobCntModel();

public: // from QAbstractTableModel/QAbstractItemModel

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

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

public:

	QContact contact(const QModelIndex &index) const;

	QModelIndex indexOfContact(const QContact &contact) const;

	QContactManager& contactManager() const;

	void setFilterAndSortOrder(const QContactFilter& contactFilter = QContactFilter(),

                               const QList<QContactSortOrder>& contactSortOrders = QList<QContactSortOrder>());

	void showMyCard(bool enabled);

	bool myCardStatus() const;

	QContactLocalId myCardId() const;

private:

	// Construction helpers

	int doConstruct();

	int initializeData();

	void updateContactIdsArray();

	// Data manipulation

	QContact contact(int row) const;

	// Utility

	bool validRowId(int row) const;

	int rowId(const QContactLocalId &contactId) const;

	QVariant dataForDisplayRole(int row) const;

	QList< QList<int> > findIndexes(const QList<QContactLocalId>& contactIds);

public slots:

    void updateContactIcon(int index);

protected slots:

	void handleAdded(const QList<QContactLocalId>& contactIds);

	void handleChanged(const QList<QContactLocalId>& contactIds);

	void handleRemoved(const QList<QContactLocalId>& contactIds);

	void handleMyCardChanged(const QContactLocalId& oldId, const QContactLocalId& newId);

private:

    QSharedDataPointer<MobCntModelData>  d;

    MobCntIconManager                   *mIconManager;

};

#endif