Method restoreExpressions

Engine/KnobSerialization.cpp:215–238

void
KnobSerialization::restoreExpressions(const KnobIPtr & knob,
                                      const std::map<std::string, std::string>& oldNewScriptNamesMapping)
{
    int dims = std::min( knob->getDimension(), _knob->getDimension() );

    try {
        for (int i = 0; i < dims; ++i) {
            if ( !_expressions[i].first.empty() ) {
                QString expr( QString::fromUtf8( _expressions[i].first.c_str() ) );

                //Replace all occurrences of script-names that we know have changed
                for (std::map<std::string, std::string>::const_iterator it = oldNewScriptNamesMapping.begin();
                     it != oldNewScriptNamesMapping.end(); ++it) {
                    expr.replace( QString::fromUtf8( it->first.c_str() ), QString::fromUtf8( it->second.c_str() ) );
                }
                knob->restoreExpression(i, expr.toStdString(), _expressions[i].second);
            }
        }
    } catch (const std::exception& e) {
        QString err = QString::fromUtf8("Failed to restore expression: %1").arg( QString::fromUtf8( e.what() ) );
        appPTR->writeToErrorLog_mt_safe(QString::fromUtf8( knob->getName().c_str() ), QDateTime::currentDateTime(), err);
    }
}

void
KnobSerialization::setChoiceExtraString(const std::string& label)