1 

     2 #include "ThemeModel.h"

     3 

     4 ThemeModel::ThemeModel(QObject *parent) :

     5     QAbstractListModel(parent)

     6 {

     7     m_data = QList<QMap<int, QVariant> >();

     8 }

     9 

    10 int ThemeModel::rowCount(const QModelIndex &parent) const

    11 {

    12     if(parent.isValid())

    13         return 0;

    14     else

    15         return m_data.size();

    16 }

    17 

    18 

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

    20 {

    21     if(index.column() > 0 || index.row() >= m_data.size())

    22         return QVariant();

    23     else

    24         return m_data.at(index.row()).value(role);

    25 }

    26 

    27 

    28 void ThemeModel::loadThemes()

    29 {

    30     beginResetModel();

    31 

    32 

    33     DataManager & datamgr = DataManager::instance();

    34 

    35     QStringList themes =

    36         datamgr.entryList("Themes", QDir::AllDirs | QDir::NoDotAndDotDot);

    37 

    38     m_data.clear();

    39 

    40 #if QT_VERSION >= QT_VERSION_CHECK(4, 7, 0)

    41     m_data.reserve(themes.size());

    42 #endif

    43 

    44     foreach (QString theme, themes)

    45     {

    46         // themes without icon are supposed to be hidden

    47         QString iconpath =

    48             datamgr.findFileForRead(QString("Themes/%1/icon.png").arg(theme));

    49 

    50         if (!QFile::exists(iconpath))

    51             continue;

    52 

    53         QMap<int, QVariant> dataset;

    54 

    55         // set name

    56         dataset.insert(Qt::DisplayRole, theme);

    57 

    58         // load and set icon

    59         QIcon icon(iconpath);

    60         dataset.insert(Qt::DecorationRole, icon);

    61 

    62         // load and set preview icon

    63         QIcon preview(datamgr.findFileForRead(QString("Themes/%1/icon@2x.png").arg(theme)));

    64         dataset.insert(Qt::UserRole, preview);

    65 

    66         m_data.append(dataset);

    67     }

    68 

    69 

    70     endResetModel();

    71 }

    72 

    73 

    74 

    75