/// \param theFlag a flag of level of customization, which means that only part of sub-elements\r
/// \param theUpdateViewer the parameter whether the viewer should be update immediately\r
virtual void activateCustomPrs(const FeaturePtr& theFeature,\r
/// \param theFlag a flag of level of customization, which means that only part of sub-elements\r
/// \param theUpdateViewer the parameter whether the viewer should be update immediately\r
virtual void activateCustomPrs(const FeaturePtr& theFeature,\r