+ //! Returns true if the operation with id theId can be stopped
+ //! \param theOperation a stopped operation
+ //! \return boolean result
+ virtual bool canStopOperation(ModuleBase_Operation* theOperation) = 0;
+
+ //! Commits if possible or aborts the given operation.
+ //! \param theOperation an aborted operation
+ /// \param isCommitted boolean value if the operation was committed otherwise it was aborted
+ virtual void stopOperation(ModuleBase_Operation* theOperation,
+ bool& isCommitted) = 0;
+
+ //! Returns AIS object by data object
+ //! \param theObject a data object
+ virtual AISObjectPtr findPresentation(const ObjectPtr& theObject) const = 0;
+
+ //! Returns data object by AIS
+ //! \param theAIS a presentation
+ virtual ObjectPtr findPresentedObject(const AISObjectPtr& theAIS) const = 0;
+
+ //! Returns true if the object is displayed
+ //! \param theObject a data object
+ virtual bool isVisible(const ObjectPtr& theObject) const = 0;
+
+ //! Select features clearing previous selection.
+ //! If the list is empty then selection will be cleared
+ //! \param theValues a list of presentations
+ virtual void setSelected(const QList<std::shared_ptr<ModuleBase_ViewerPrs>>& theValues) = 0;
+
+ //! Shows the message in the status bar
+ //! \param theMessage a message
+ virtual void setStatusBarMessage(const QString& theMessage) = 0;
+
+ /// Update of commands status
+ virtual void updateCommandStatus() = 0;
+
+ /// Returns feature info according to given feature ID
+ /// \param theId a feature Id
+ virtual std::shared_ptr<Config_FeatureMessage> featureInfo(const QString& theId) const = 0;
+
+ /// Returns main window of the application
+ virtual QMainWindow* desktop() const = 0;
+
+ /// Returns true if SHIFT is pressed
+ /// \return boolean value
+ virtual bool hasSHIFTPressed() const = 0;