1 /*

     2 * Copyright (c) 2009 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 <QBrush>

    19 

    20 #include "irqisdsdatastructure.h"

    21 #include "iruidefines.h"

    22 #include "ircategorymodel.h"

    23 

    24 

    25 IRCategoryModel::IRCategoryModel(QObject *aParent) : QAbstractListModel(aParent), iItems(NULL)

    26 {

    27 }

    28 

    29 IRCategoryModel::~IRCategoryModel()

    30 {

    31     destroyAllItems();

    32     delete iItems;

    33     iItems = NULL;

    34 }

    35 

    36 int IRCategoryModel::rowCount(const QModelIndex &aParent) const

    37 {

    38     Q_UNUSED(aParent);

    39     

    40     if (iItems)

    41     {

    42         int count = iItems->count();

    43         return count;

    44     }

    45     

    46     return 0;

    47 }

    48 

    49 QVariant IRCategoryModel::data(const QModelIndex &aIndex, int aRole) const

    50 {

    51     if (!aIndex.isValid())

    52         return QVariant();

    53 

    54     if (aIndex.row() >= iItems->count())

    55         return QVariant();

    56 

    57     if (aRole == Qt::DisplayRole)

    58     {

    59         int row = aIndex.row();

    60         

    61         QString catNum;

    62         catNum.setNum(iItems->at(row)->size);

    63         QString secondaryText = catNum + QString(" Stations");

    64 

    65         QVariantList list;

    66         list.append(iItems->at(row)->catName);

    67         list.append(secondaryText);

    68         return list;

    69     }

    70     else if (aRole == Qt::BackgroundRole)

    71     {

    72         if (aIndex.row() % 2 == 0)

    73         {

    74             return QBrush(KListEvenRowColor);

    75         }

    76         else

    77         {

    78             return QBrush(KListOddRowColor);

    79         }

    80     }

    81 

    82     return QVariant();

    83 }

    84 

    85 const QString& IRCategoryModel::categoryName(const QModelIndex &aIndex) const

    86 {

    87     int row = aIndex.row();

    88     Q_ASSERT(row >= 0 && row < iItems->count());

    89 

    90     return iItems->at(row)->catName;

    91 }

    92 

    93 void IRCategoryModel::categoryReceived(QList<IRQBrowseCategoryItem*> *aItems)

    94 {

    95     destroyAllItems();

    96     delete iItems;

    97     

    98     iItems = aItems;

    99 

   100     emit dataChanged();

   101 }

   102 

   103 void IRCategoryModel::destroyAllItems()

   104 {

   105     if (iItems)

   106     {

   107         while (!iItems->isEmpty())

   108         {

   109             IRQBrowseCategoryItem *firstItem = iItems->takeFirst();

   110             delete firstItem;

   111         }

   112     }

   113 }