+ FeaturePtr aParamFeature =
+ std::dynamic_pointer_cast<ModelAPI_Feature>(aMessage->attribute()->owner());
+ if (aMessage->attribute()->attributeType() == ModelAPI_AttributeInteger::typeId()) {
+ AttributeIntegerPtr anAttribute =
+ std::dynamic_pointer_cast<ModelAPI_AttributeInteger>(aMessage->attribute());
+ std::string anError;
+ int aValue = (int)evaluate(aParamFeature, anAttribute->text(), anError);
+ bool isValid = anError.empty();
+ if (isValid)
+ anAttribute->setCalculatedValue(aValue);
+ anAttribute->setUsedParameters(isValid ? toSet(myInterp->compile(anAttribute->text())) : std::set<std::string>());
+ anAttribute->setExpressionInvalid(!isValid);
+ anAttribute->setExpressionError(anAttribute->text().empty() ? "" : anError);
+ } else