public override void initialize( Table table, Skin skin )
{
// if we have a RangeAttribute we need to make a slider
var rangeAttr = getFieldOrPropertyAttribute<RangeAttribute>();
if( rangeAttr != null )
setupSlider( table, skin, rangeAttr.minValue, rangeAttr.maxValue, rangeAttr.stepSize );
else
setupTextField( table, skin );
}