public void setGradientBarEnabled(final boolean ENABLED) {
        if (null == gradientBarEnabled) {
            _gradientBarEnabled = ENABLED;
            fireUpdateEvent(REDRAW_EVENT);
        } else {
            gradientBarEnabled.set(ENABLED);
        }
    }
public void setGradientBarEnabled ( final boolean ENABLED ) { if ( null == gradientBarEnabled ) { _gradientBarEnabled = ENABLED ; fireUpdateEvent ( REDRAW_EVENT ) ; } else { gradientBarEnabled . set ( ENABLED ) ; } }
Defines if the gradient defined by the gradient lookup
will be used to visualize the bar (if available).

@param ENABLED