Exemplo n.º 1
0
QVariant SettingsDatabase::value(const QString &key, const QVariant &defaultValue) const
{
    const QString effectiveKey = d->effectiveKey(key);
    QVariant value = defaultValue;

    SettingsMap::const_iterator i = d->m_settings.constFind(effectiveKey);
    if (i != d->m_settings.constEnd() && i.value().isValid()) {
        value = i.value();
    } else if (d->m_db.isOpen()) {
        // Try to read the value from the database
        QSqlQuery query(d->m_db);
        query.prepare(QLatin1String("SELECT value FROM settings WHERE key = ?"));
        query.addBindValue(effectiveKey);
        query.exec();
        if (query.next()) {
            value = query.value(0);

            if (debug_settings)
                qDebug() << "Retrieved:" << effectiveKey << "=" << value;
        }

        // Cache the result
        d->m_settings.insert(effectiveKey, value);
    }

    return value;
}
Exemplo n.º 2
0
QString Settings::toString() const
{
  QString result = "{\n";

  for (SettingsMap::const_iterator it = _settings.constBegin(); it != _settings.constEnd(); ++it)
  {
    result += QString("  \"%1\":\"%2\",\n").arg(_markup(it.key()))
        .arg(_markup(it.value().toString()));
  }
  result += "  \"#end\": \"\"\n";

  result += "}\n";

  return result;
}