+ //! Returns the feature that is currently edited in this document, normally
+ //! this is the latest created feature
+ //! \param theVisible use visible features only: flag is true for Object Browser functionality
+ //! \returns null if next created feature must be the first
+ virtual std::shared_ptr<ModelAPI_Feature> currentFeature(const bool theVisible) = 0;
+
+ //! Sets the current feature: all features below will be disabled, new features
+ //! will be appended after this one.
+ //! \param theCurrent the selected feature as current: blow it everythin become disabled
+ //! \param theVisible use visible features only: flag is true for Object Browser functionality
+ virtual void setCurrentFeature(std::shared_ptr<ModelAPI_Feature> theCurrent,
+ const bool theVisible) = 0;
+ //! Makes the current feature one feature upper
+ virtual void setCurrentFeatureUp() = 0;
+
+ //! To virtually destroy the fields of successors
+ MODELAPI_EXPORT virtual ~ModelAPI_Document();
+
+ //! Creates a construction cresults
+ virtual std::shared_ptr<ModelAPI_ResultConstruction> createConstruction(
+ const std::shared_ptr<ModelAPI_Data>& theFeatureData, const int theIndex = 0) = 0;
+ //! Creates a body results
+ virtual std::shared_ptr<ModelAPI_ResultBody> createBody(
+ const std::shared_ptr<ModelAPI_Data>& theFeatureData, const int theIndex = 0) = 0;
+ //! Creates a part results
+ virtual std::shared_ptr<ModelAPI_ResultPart> createPart(
+ const std::shared_ptr<ModelAPI_Data>& theFeatureData, const int theIndex = 0) = 0;
+ //! Creates a group results
+ virtual std::shared_ptr<ModelAPI_ResultGroup> createGroup(
+ const std::shared_ptr<ModelAPI_Data>& theFeatureData, const int theIndex = 0) = 0;
+
+ virtual std::shared_ptr<ModelAPI_ResultParameter> createParameter(
+ const std::shared_ptr<ModelAPI_Data>& theFeatureData, const int theIndex = 0) = 0;
+
+ //! Returns a feature by result (owner of result)
+ virtual std::shared_ptr<ModelAPI_Feature> feature(
+ const std::shared_ptr<ModelAPI_Result>& theResult) = 0;
+
+ //! Returns all features of the document including the hidden features which are not in
+ //! history. Not very fast method, for calling once, not in big cycles.
+ virtual std::list<std::shared_ptr<ModelAPI_Feature> > allFeatures() = 0;
+
+ //! Informs the document that it becomes active and some actions must be performed
+ virtual void setActive(const bool theFlag) = 0;
+ //! Returns true if this document is currently active
+ virtual bool isActive() const = 0;
+
+ /// Returns true if document is opened and valid
+ virtual bool isOpened() = 0;