Method newInput

src/Gui/InputField.cpp:265–338

}

void InputField::newInput(const QString& text)
{
    Quantity res;
    try {
        QString input = text;
        fixup(input);

        if (isBound()) {
            std::shared_ptr<Expression> e(
                ExpressionParser::parse(getPath().getDocumentObject(), input.toUtf8())
            );

            setExpression(e);

            std::unique_ptr<Expression> evalRes(getExpression()->eval());

            auto* value = freecad_cast<NumberExpression*>(evalRes.get());
            if (value) {
                res.setValue(value->getValue());
                res.setUnit(value->getUnit());
            }
        }
        else {
            res = Quantity::parse(input.toStdString());
        }
    }
    catch (Base::Exception& e) {
        QString errorText = QString::fromLatin1(e.what());
        if (iconLabel->isHidden()) {
            iconLabel->setVisible(true);
        }
        Q_EMIT parseError(errorText);
        validInput = false;
        return;
    }

    if (res.isDimensionless()) {
        res.setUnit(this->actUnit);
    }

    // check if unit fits!
    if (actUnit != Unit::One && !res.isDimensionless() && actUnit != res.getUnit()) {
        if (iconLabel->isHidden()) {
            iconLabel->setVisible(true);
        }
        Q_EMIT parseError(QStringLiteral("Wrong unit"));
        validInput = false;
        return;
    }

    if (iconLabel->isVisible()) {
        iconLabel->setVisible(false);
    }
    validInput = true;

    if (res.getValue() > Maximum) {
        res.setValue(Maximum);
    }