'Constructor
@param tablename: the table name
@param field: the Field or a Storage with field information
@param translate: enable/disable label translation'

def __init__(self, tablename, field, translate=True):

    self.tablename = tablename
    self.field = field
    self.name = field.name
    self.ref = ('/%s/%s' % (self.tablename, self.name))
    self.translate = translate
    self._model = None
    self._binding = None
    self._strings = None
    self._widget = None
