return false;
}
+
+bool SketchPlugin_HasNoConstraint::isValid(const AttributePtr& theAttribute,
+ const std::list<std::string>& theArguments,
+ Events_InfoMessage& theError) const
+{
+ std::set<std::string> aFeatureKinds;
+ for (std::list<std::string>::const_iterator anArgIt = theArguments.begin();
+ anArgIt != theArguments.end(); anArgIt++) {
+ aFeatureKinds.insert(*anArgIt);
+ }
+
+ if (theAttribute->attributeType() != ModelAPI_AttributeRefAttr::typeId()) {
+ theError = "The attribute with the %1 type is not processed";
+ theError.arg(theAttribute->attributeType());
+ return false;
+ }
+
+ AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>
+ (theAttribute);
+ bool isObject = aRefAttr->isObject();
+ if (!isObject) {
+ theError = "It uses an empty object";
+ return false;
+ }
+ ObjectPtr anObject = aRefAttr->object();
+ FeaturePtr aFeature = ModelAPI_Feature::feature(anObject);
+ if (!aFeature.get()) {
+ theError = "The feature of the checked attribute is empty";
+ return false;
+ }
+
+ FeaturePtr aCurrentFeature = ModelAPI_Feature::feature(aRefAttr->owner());
+
+ std::set<AttributePtr> aRefsList = anObject->data()->refsToMe();
+ std::set<AttributePtr>::const_iterator anIt = aRefsList.begin();
+ for (; anIt != aRefsList.end(); anIt++) {
+ FeaturePtr aRefFeature = ModelAPI_Feature::feature((*anIt)->owner());
+ if (aRefFeature.get() && aCurrentFeature != aRefFeature &&
+ aFeatureKinds.find(aRefFeature->getKind()) != aFeatureKinds.end())
+ return false; // constraint is found, that means that the check is not valid
+ }
+ return true;
+}
