+ /// signal to enable/disable selection in the viewer
+ /// \param theFeatures a list of features to be disabled
+ /// \param theToStop the boolean state whether it it stopped or non stopped
+ void stopSelection(const std::list<XGUI_ViewerPrs>& theFeatures, const bool theToStop);
+ /// signal to set selection in the viewer
+ /// \param theFeatures a list of features to be disabled
+ void setSelection(const std::list<XGUI_ViewerPrs>& theFeatures);
+
+ /// signal to close the operation local context if it is opened
+ void closeLocalContext();
+