Source code for pyqt_reactive.forms.parameter_value_contracts

"""Nominal contracts for dynamic form parameter payloads."""

from __future__ import annotations

from abc import ABC
from collections.abc import Callable




class ParameterValue(ABC):
    """Nominal annotation for values carried by parameter forms."""





class WidgetValue(ParameterValue):
    """Nominal annotation for values received from PyQt widgets."""





class FormObject(ABC):
    """Nominal annotation for objects analyzed by the form layer."""





class FormContext(ABC):
    """Nominal annotation for context objects used by placeholder resolution."""





class ParameterDefaultsByName(dict):
    """Map of parameter name to extracted/default value."""





class ParameterTypesByName(dict):
    """Map of parameter name to type annotation."""





class NestedManagerMap(dict):
    """Map of nested field name to nested form manager."""





class ParameterDescriptionByPath(dict):
    """Map of dotted parameter path to rendered description."""





class GeneratedServiceNamespace(dict):
    """Module namespace populated with generated initialization services."""





class ParameterInfoSequence(list):
    """Ordered parameter information sequence for widget build orchestration."""



ParameterDescriptionProvider = Callable[[], ParameterDescriptionByPath]