1 /*

     2 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: 

    15 *

    16 */

    17 

    18 #include <btsettingmodel.h>

    19 #include "btsettingmodel_p.h"

    20 #include "bluetoothuitrace.h"

    21 

    22 /*!

    23     This Constructor creates new instances of model data structure.

    24  */

    25 BtSettingModel::BtSettingModel( QObject *parent )

    26     : QAbstractItemModel( parent )

    27 {

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

    29    connectModelSignals();

    30 }

    31 

    32 /*!

    33     This Constructor shares the private implementation of the setting model.

    34  */

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

    36     : QAbstractItemModel( parent )

    37 {

    38     d = model.d;

    39     connectModelSignals();

    40 }

    41 

    42 /*!

    43     Destructor.

    44  */

    45 BtSettingModel::~BtSettingModel()

    46 {

    47 }

    48 

    49 /*!

    50     \reimp

    51  */

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

    53 {

    54     Q_UNUSED( parent );

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

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

    57     }

    58     // invalid row and column:

    59     return QModelIndex();

    60 }

    61 

    62 /*!

    63     \reimp

    64  */

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

    66 {

    67     Q_UNUSED( child );

    68     // root level, no parent.

    69     return QModelIndex();

    70 }

    71 

    72 /*!

    73     \reimp

    74  */

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

    76 {

    77     Q_UNUSED( parent );

    78     return d->rowCount();

    79 }

    80 

    81 /*!

    82     \reimp

    83  */

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

    85 {

    86     Q_UNUSED( parent );

    87     return d->columnCount();

    88 }

    89 

    90 /*!

    91     \reimp

    92  */

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

    94 {

    95     QVariant val( QVariant::Invalid );

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

    97     return val;

    98 }

    99 

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

   101 {

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

   103 }

   104 

   105 /*!

   106     emits dataChanged signal.

   107  */

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

   109 {

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

   111     emit dataChanged( idx, idx );

   112 }

   113 

   114 /*!

   115     emits dataChanged signal.

   116  */

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

   118     {

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

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

   121     emit dataChanged( top, bottom );

   122     }

   123 

   124 /*!

   125  connects all signals of private impl to slots of this

   126  */

   127 void BtSettingModel::connectModelSignals()

   128 {

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

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

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

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

   133 }