addPreference( tr( "PREF_PRECISION_USE" ), qaGroup, LightApp_Preferences::Bool, "SMESH", "use_precision" );
int prec = addPreference( tr( "PREF_PRECISION_VALUE" ), qaGroup, LightApp_Preferences::IntSpin, "SMESH", "controls_precision" );
setPreferenceProperty( prec, "min", 0 );
addPreference( tr( "PREF_PRECISION_USE" ), qaGroup, LightApp_Preferences::Bool, "SMESH", "use_precision" );
int prec = addPreference( tr( "PREF_PRECISION_VALUE" ), qaGroup, LightApp_Preferences::IntSpin, "SMESH", "controls_precision" );
setPreferenceProperty( prec, "min", 0 );