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 <hbicon.h>

    19 #include <QBrush>

    20 

    21 #include "irchannelmodel.h"

    22 #include "irqisdsdatastructure.h"

    23 #include "iruidefines.h"

    24 

    25 IrChannelModel::IrChannelModel(QObject *aParent): QAbstractListModel(aParent)

    26                                                 , iChannelList(NULL)

    27 {

    28     QIcon icon(":/stationlist/icon_stationdefault.png");

    29     iStationLogo = new HbIcon(icon);   

    30 }

    31 

    32 IrChannelModel::~IrChannelModel()

    33 {

    34     clearAndDestroyItems();

    35 

    36     delete iStationLogo;

    37     iStationLogo = NULL;

    38     

    39     clearAndDestroyLogos();

    40 }

    41 

    42 int IrChannelModel::rowCount(const QModelIndex &aParent) const

    43 {

    44     Q_UNUSED(aParent);

    45     int count = 0;

    46     

    47     if(iChannelList)

    48     {

    49         count = iChannelList->count();

    50     }

    51     return count;

    52 }

    53 

    54 QString IrChannelModel::imageUrl(int aRow)

    55 {

    56     if (iChannelList)

    57     {

    58         return iChannelList->at(aRow)->imageURL;

    59     }

    60     else

    61     {

    62         return "";

    63     }

    64 }

    65 

    66 void IrChannelModel::setLogo(HbIcon *aIcon, int aIndex)

    67 {

    68     iLogos[aIndex] = aIcon;

    69     emit dataChanged(index(aIndex), index(aIndex));

    70 }

    71 

    72 QVariant IrChannelModel::data(const QModelIndex &aIndex, int aRole) const

    73 {

    74     if (!aIndex.isValid())

    75         return QVariant();

    76 

    77     if (aIndex.row() >= iChannelList->count())

    78         return QVariant();

    79 

    80     if (aRole == Qt::DisplayRole)

    81     {

    82         QVariantList list;

    83         int row = aIndex.row();

    84 

    85         list.append(iChannelList->at(row)->channelName);       

    86         // fix bug #9888,if left descriptions as blank, only one line appears

    87         QString tempDes = iChannelList->at(row)->shortDescription;        

    88         if( 0 == tempDes.length() )

    89         {

    90             tempDes = " ";

    91         }

    92         list.append(tempDes);       

    93         

    94         return list;

    95     }

    96     else if (aRole == Qt::DecorationRole)

    97     {

    98         QVariantList list;

    99         int row = aIndex.row();

   100         const HbIcon *icon = iLogos.value(row);

   101         if (icon)

   102         {

   103             list.append(*icon);

   104         }

   105         else

   106         {

   107             list.append(*iStationLogo);

   108         }

   109         

   110         return list;

   111     }

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

   113     {

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

   115         {

   116             return QBrush(KListEvenRowColor);

   117         }

   118         else

   119         {

   120             return QBrush(KListOddRowColor);

   121         }

   122     }

   123     else

   124     {

   125         return QVariant();

   126     }

   127 }

   128 

   129 void IrChannelModel::updateData(QList<IRQChannelItem*> *aPushItemsList)

   130 {

   131     if (iChannelList != aPushItemsList)

   132     {

   133         clearAndDestroyItems();

   134         iChannelList = aPushItemsList;

   135     }

   136     

   137     clearAndDestroyLogos();

   138     

   139     emit dataAvailable();

   140 }

   141 

   142 void IrChannelModel::clearAndDestroyLogos()

   143 {

   144     for (QMap<int, HbIcon*>::iterator it = iLogos.begin(); it != iLogos.end(); ++it)

   145     {

   146         delete it.value();

   147     }

   148     

   149     iLogos.clear();

   150 }

   151 

   152 void IrChannelModel::clearAndDestroyItems()

   153 {

   154     if (iChannelList)

   155     {

   156         for (QList<IRQChannelItem*>::iterator it = iChannelList->begin(); it != iChannelList->end(); ++it)

   157         {

   158             delete *it;

   159         }

   160         delete iChannelList;

   161         iChannelList = NULL;

   162     }

   163 }