/*

* Copyright (c) 2010 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: Public implementation of Contact History Model API

*

*/

#include <QList>

#include "nmcontacthistorymodel.h"

#include "nmcontacthistorymodel_p.h"

// --------------------------------------------------------------------------

// Start of implementation (NmContactHistoryModel)

// --------------------------------------------------------------------------

/*!

    Constructor for NmContactHistoryModel

    \param modelType ModelType to be used, Email / Messaging

*/

NmContactHistoryModel::NmContactHistoryModel(

    const NmContactHistoryModelType modelType)

{

    d_ptr = new NmContactHistoryModelPrivate(modelType);

    Q_CHECK_PTR(d_ptr);

    QObject::connect(d_ptr, SIGNAL(queryCompleted(int)), this,

        SLOT(handleQueryCompleted(int)));

}

/*!

    Destructor of NmContactHistoryModel

 */

NmContactHistoryModel::~NmContactHistoryModel()

{

    delete d_ptr;

}

/*!

    Queries contact databases from private implementation

    \param query String to be queried.

*/

void NmContactHistoryModel::query(const QString &query)

{

    d_ptr->queryDatabases(query);

}

/*!

     Signaled once query is completed, emits modelCompleted.

     Private Slot.

     \param err, 0 if building model was success

*/

void NmContactHistoryModel::handleQueryCompleted(int err)

{

    int lastUpdateIndex = (d_ptr->mPrivateItemList.count())-1;

    if (lastUpdateIndex != -1)

    {

        // Notify views that we are about to change model data.

        beginInsertRows(QModelIndex(),0,lastUpdateIndex);

        d_ptr->refreshDataModel();

        endInsertRows();

        // Emit dataChanged();

        bool validIndex = hasIndex ( lastUpdateIndex, 0 );

        if (validIndex)

        {

            dataChanged(index(0,0), index(lastUpdateIndex,0));

        }

    }

    emit modelCompleted(err);

}

/*!

    Returns the number of rows under the given parent.

    From QAbstractItemModel

*/

int NmContactHistoryModel::rowCount(const QModelIndex &parent) const

{

    return d_ptr->rowCount(parent);

}

/*!

    Returns the data stored under the given role for the item referred

    to by the index.

    From QAbstractItemModel

*/

QVariant NmContactHistoryModel::data(const QModelIndex &index, int role) const

{

    return d_ptr->data(index, role);

}

// --------------------------------------------------------------------------

// End of implementation (NmContactHistoryModel)

// --------------------------------------------------------------------------