def link_field_to_neuron(entry_fields: dict, name: str, neuron: neurons.Neuron,
notify_neuron: Callable):
"""Link the fields associated with a button to its neuron.
Args:
entry_fields: A mapping of field names to instances of EntryField.
name: …of the field being mapped to the neuron.
neuron:
notify_neuron:
"""
entry_fields[name].textvariable.trace_add('write', notify_neuron)
neuron.register_event(name)
def neuron_linker(self, internal_name: str, neuron: neurons.Neuron,
neuron_callback: Callable, initial_state: bool = False):
"""Set a neuron callback which will be called whenever the field is changed by the user.
Args:
internal_name: Name of widget. The neuron will be notified whenever this widget is
changed by the user.
neuron:
neuron_callback: This will be set as the trace_add method of the field's textvariable.
initial_state:
Returns:
"""
self.entry_fields[internal_name].textvariable.trace_add('write',
neuron_callback(internal_name, neuron))
neuron.register_event(internal_name, initial_state)