+}
+
+//=================================================================================================
+bool FeaturesPlugin_ValidatorCompositeLauncher::isValid(const AttributePtr& theAttribute,
+ const std::list<std::string>& theArguments,
+ std::string& theError) const
+{
+ if (theAttribute->attributeType() != ModelAPI_AttributeReference::typeId()) {
+ theError = "The attribute with the " + theAttribute->attributeType() + " type is not processed";
+ return false;
+ }
+ if (theArguments.size() != 2) {
+ theError = "Wrong parameters in XML definition for " + theAttribute->attributeType() + " type";
+ return false;
+ }
+ // first argument is for the base attribute, second - for skipping feature kind
+ std::list<std::string>::const_iterator anIt = theArguments.begin();
+ std::string aBaseAttributeId = *anIt;
+ FeaturePtr aFeature = ModelAPI_Feature::feature(theAttribute->owner());
+ AttributePtr aBaseAttribute = aFeature->attribute(aBaseAttributeId);
+ if (!aBaseAttribute.get()) {
+ theError = "Wrong parameters in XML definition for " + theAttribute->attributeType() + " type";
+ return false;
+ }
+ if (aBaseAttribute->isInitialized()) // when base list of composite feature is already filled,
+ // this validator is not necessary anymore
+ return true;
+
+ anIt++;
+ std::string aFeatureAttributeKind = *anIt;
+ GeomValidators_FeatureKind* aValidator = new GeomValidators_FeatureKind();
+ // check whether the selection is on the sketch
+ std::list<std::string> anArguments;
+ anArguments.push_back(aFeatureAttributeKind);
+
+ bool aFeatureKind = aValidator->isValid(theAttribute, theArguments, theError);
+ bool aPlanarFace = false;
+ // check if selection has Face selected
+ GeomValidators_ShapeType* aShapeType = new GeomValidators_ShapeType();
+ anArguments.clear();
+ anArguments.push_back("face");
+ aPlanarFace = aShapeType->isValid(theAttribute, anArguments, theError);
+
+ bool aValid = !aFeatureKind && aPlanarFace;
+ return aValid;
+}
+
+//=================================================================================================
+bool FeaturesPlugin_ValidatorCanBeEmpty::isValid(const std::shared_ptr<ModelAPI_Feature>& theFeature,
+ const std::list<std::string>& theArguments,
+ std::string& theError) const
+{
+ if(theArguments.size() != 2) {
+ theError = "Validator should be used with 2 parameters for extrusion.";
+ return false;
+ }
+
+ std::list<std::string>::const_iterator anArgsIt = theArguments.begin(), aLast = theArguments.end();
+
+ AttributePtr aCheckAttribute = theFeature->attribute(*anArgsIt);
+ ++anArgsIt;
+
+ if(isShapesCanBeEmpty(aCheckAttribute, theError)) {
+ return true;
+ }
+
+ AttributeSelectionPtr aSelAttr = theFeature->selection(*anArgsIt);
+ if(!aSelAttr.get()) {
+ theError = "Could not get selection attribute \"" + *anArgsIt + "\".";
+ return false;
+ }
+
+ GeomShapePtr aShape = aSelAttr->value();
+ if(!aShape.get()) {
+ ResultPtr aContext = aSelAttr->context();
+ if(!aContext.get()) {
+ theError = "Selection attribute \"" + *anArgsIt + "\" can not be empty.";
+ return false;
+ }
+
+ aShape = aContext->shape();
+ }
+
+ if(!aShape.get()) {
+ theError = "Selection attribute \"" + *anArgsIt + "\" can not be empty.";
+ return false;
+ }
+
+ return true;
+}
+
+//=================================================================================================
+bool FeaturesPlugin_ValidatorCanBeEmpty::isNotObligatory(std::string theFeature, std::string theAttribute)
+{
+ return false;
+}
+
+//=================================================================================================
+bool FeaturesPlugin_ValidatorCanBeEmpty::isShapesCanBeEmpty(const AttributePtr& theAttribute,
+ std::string& theError) const
+{
+ if(!theAttribute.get()) {
+ return true;
+ }
+
+ std::string anAttributeType = theAttribute->attributeType();
+ if(anAttributeType == ModelAPI_AttributeSelectionList::typeId()) {
+ AttributeSelectionListPtr aListAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(theAttribute);
+ for(int anIndex = 0; anIndex < aListAttr->size(); ++anIndex) {
+ // If at least one attribute is invalid, the result is false.
+ if(!isShapesCanBeEmpty(aListAttr->value(anIndex), theError)) {
+ return false;
+ }
+ }
+ } else if(anAttributeType == ModelAPI_AttributeSelection::typeId()) {
+ // Getting context.
+ AttributeSelectionPtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
+ ResultPtr aContext = anAttr->context();
+ if(!aContext.get()) {
+ return false;
+ }
+
+ GeomShapePtr aShape = anAttr->value();
+ GeomShapePtr aContextShape = aContext->shape();
+ if(!aShape.get()) {
+ aShape = aContextShape;
+ }
+ if(!aShape.get()) {
+ return false;
+ }
+
+ if(aShape->shapeType() == GeomAPI_Shape::VERTEX ||
+ aShape->shapeType() == GeomAPI_Shape::EDGE ||
+ !aShape->isPlanar()) {
+ return false;
+ }
+ } else {
+ return false;
+ }
+
+ return true;
+}