38 : DB_ { QSqlDatabase::contains (connName) ?
39 QSqlDatabase::database (connName) :
40 QSqlDatabase::addDatabase (driver, connName) }
48 ClosingDB::operator
const QSqlDatabase& ()
const 53 ClosingDB::operator QSqlDatabase& ()
ClosingDB(const QString &driver, const QString &connName)
const QSqlDatabase * operator->() const