@observe('text', 'mask', 'submit_triggers', 'placeholder', 'echo_mode',
        'max_length', 'read_only')
    def _update_proxy(self, change):
        # The superclass implementation is sufficient.
        super(Field, self)._update_proxy(change)

    #--------------------------------------------------------------------------
    # Public API
    #--------------------------------------------------------------------------
An observer which sends state change to the proxy.
dataset/ETHPy150Open nucleic/enaml/enaml/widgets/field.py/Field._update_proxy