/*

* 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: 

*

*/

#include <btsettingmodel.h>

#include "btsettingmodel_p.h"

#include "bluetoothuitrace.h"

/*!

    This Constructor creates new instances of model data structure.

 */

BtSettingModel::BtSettingModel( QObject *parent )

    : QAbstractItemModel( parent )

{

   d = QSharedPointer<BtSettingModelPrivate>( new BtSettingModelPrivate( *this ) );

   connectModelSignals();

}

/*!

    This Constructor shares the private implementation of the setting model.

 */

BtSettingModel::BtSettingModel( const BtSettingModel &model, QObject *parent )

    : QAbstractItemModel( parent )

{

    d = model.d;

    connectModelSignals();

}

/*!

    Destructor.

 */

BtSettingModel::~BtSettingModel()

{

}

/*!

    \reimp

 */

QModelIndex BtSettingModel::index( int row, int column, const QModelIndex &parent ) const

{

    Q_UNUSED( parent );

    if ( d->isValid( row, column ) ) {

        return createIndex( row, column, d.data() );

    }

    // invalid row and column:

    return QModelIndex();

}

/*!

    \reimp

 */

QModelIndex BtSettingModel::parent( const QModelIndex &child ) const

{

    Q_UNUSED( child );

    // root level, no parent.

    return QModelIndex();

}

/*!

    \reimp

 */

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

{

    Q_UNUSED( parent );

    return d->rowCount();

}

/*!

    \reimp

 */

int BtSettingModel::columnCount( const QModelIndex &parent ) const

{

    Q_UNUSED( parent );

    return d->columnCount();

}

/*!

    \reimp

 */

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

{

    QVariant val( QVariant::Invalid );

    d.data()->data( val, index.row(), index.column(), role );

    return val;

}

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

{

    return d.data()->itemData( index.row(), index.column() );

}

/*!

    emits dataChanged signal.

 */

void BtSettingModel::settingDataChanged( int row, void *parent )

{

    QModelIndex idx = createIndex( row, 0, parent );

    emit dataChanged( idx, idx );

}

/*!

    emits dataChanged signal.

 */

void BtSettingModel::settingDataChanged(int first, int last, void *parent )

    {

    QModelIndex top = createIndex( first, 0, parent );

    QModelIndex bottom = createIndex( last, 0, parent );

    emit dataChanged( top, bottom );

    }

/*!

 connects all signals of private impl to slots of this

 */

void BtSettingModel::connectModelSignals()

{

    bool ok = connect(d.data(), SIGNAL(settingDataChanged(int,void*)), SLOT(settingDataChanged(int,void*)));

    BTUI_ASSERT_X( ok, "BtSettingModel", "settingDataChanged can't connect" );

    ok = connect(d.data(), SIGNAL(settingDataChanged(int,int,void*)), SLOT(settingDataChanged(int,int,void*)));

    BTUI_ASSERT_X( ok, "BtSettingModel", "settingDataChanged can't connect 2" );

}