+ //! Returns true if the attribute is good for the feature attribute
+ virtual bool isValid(const FeaturePtr& theFeature, const std::list<std::string>& theArguments,
+ const AttributePtr& theAttribute) const { return true; };
+};
+
+/**
+ * Check that there is no same object was already selected in the feature.
+ * For an example: to avoid perpendicularity on line and the same line.
+ */
+class SketchPlugin_DifferentObjectsValidator : public ModelAPI_RefAttrValidator
+{
+ public:
+ //! returns true if attribute is valid
+ //! \param theAttribute the checked attribute
+ //! \param theArguments arguments of the attribute
+ virtual bool isValid(
+ const AttributePtr& theAttribute, const std::list<std::string>& theArguments) const;
+ //! Returns true if object is good for the feature attribute
+ virtual bool isValid(const FeaturePtr& theFeature, const std::list<std::string>& theArguments,
+ const ObjectPtr& theObject) const;
+ //! Returns true if the attribute is good for the feature attribute
+ virtual bool isValid(const FeaturePtr& theFeature, const std::list<std::string>& theArguments,
+ const AttributePtr& theAttribute) const;