C++ (Cpp) QSparqlResult::current示例

示例#1

文件： playlistmodel.cpp 项目： equeim/unplayer

void PlaylistModel::onQueryFinished()
{
    QSparqlResult *result = static_cast<QSparqlResult*>(sender());

    if (result->size() > 0) {
        result->next();
        QSparqlResultRow row(result->current());

        PlaylistTrack *track = m_tracks.at(result->property("trackIndex").toInt());

        track->title = row.value("title").toString();
        track->duration = row.value("duration").toLongLong();

        QVariant artist(row.value("artist"));
        if (artist.isValid()) {
            track->artist = artist.toString();
        } else {
            track->artist = tr("Unknown artist");
            track->unknownArtist = true;
        }

        QVariant album(row.value("album"));
        if (album.isValid()) {
            track->album = album.toString();
        } else {
            track->album = tr("Unknown album");
            track->unknownAlbum = true;
        }
    }

    m_loadedTracks++;

    if (m_loadedTracks == m_tracks.size()) {
        m_loaded = true;
        emit loadedChanged();

        beginResetModel();
        m_rowCount = m_tracks.size();
        endResetModel();

        qDeleteAll(m_queries);
        m_queries.clear();
    }
}