openflexure-microscope-server/src/openflexure_microscope_server/ui.py
2026-02-19 13:35:14 +00:00

123 lines
4 KiB
Python

"""Functionality for communicating the required user interface for a thing."""
from typing import Any, Optional
from pydantic import BaseModel
import labthings_fastapi as lt
class ActionButton(BaseModel):
"""The data required for creating an actionButton in Vue.
Currently this cannot be used to submitData, or to submitOnEvent.
"""
thing: str
"""The Thing "path" for the Thing instance."""
action: str
"""The name of the action to be triggered."""
poll_interval: int = 1
"""The interval for polling in seconds."""
submit_label: str = "Submit"
"""The label for the action button."""
can_terminate: bool = True
"""Specify whether the action can be terminated."""
requires_confirmation: bool = False
"""Specify whether a confirmation modal is needed."""
confirmation_message: str = "Start task?"
"""The message for the confirmation modal."""
button_primary: bool = True
"""Specify whether the button is styled as a primary button."""
modal_progress: bool = False
"""Specify whether to show a progress modal."""
stream_with_modal: bool = False
"""Specify whether to show a mini stream preview in the progress modal.
This option only has an effect if `modal_progress` is True.
If `modal_progress` is False, no modal (and therefore no stream preview) is shown.
"""
notify_on_success: bool = False
"""Specify whether to a notification on successful completion."""
success_message: str = "Success!"
"""The message to show on successful completion."""
def action_button_for(thing: lt.Thing, action_name: str, **kwargs: Any) -> ActionButton:
"""Create a ActionButton data for the specified Thing Action.
:param thing: The instance of the thing that has the action.
:param action_name: The name of the action to create a button for.
:param kwargs: Any attribute of `ActionButton` except for ``thing`` or ``action``.
:return: An ActionButton (Pydantic Model) object with all the information the
webapp needs to create the action button.
"""
return ActionButton(thing=thing.name, action=action_name, **kwargs)
class PropertyControl(BaseModel):
"""The data required for creating an actionButton in Vue.
Currently this cannot be used to submitData, or to submitOnEvent.
"""
thing: str
"""The Thing "path" for the Thing instance."""
property_name: str
"""The name of the property (or setting)."""
label: str
"""The label to show in the UI"""
read_back: bool = False
"""Whether or not to read back the property after setting.
This is useful for hardware settings that may be coerced to the closest value.
"""
read_back_delay: int = 1000
"""The delay in ms before reading back the property."""
options: Optional[dict[str, str | int | float | bool]] = None
"""A mapping of UI display name to value, used for creating a dropdown.
These options aren't validated here in any way. Any invalid values will be rejected
when selected.
"""
step: Optional[int | float] = None
"""The step size for a numerical input.
If the property is not numeric this will be ignored.
If this is left as None, then the UI will try to use the ``multipleOf`` field in
the property dataSchema. If ``multipleOf`` is not set then the browser default is
used.
"""
def property_control_for(
thing: lt.Thing, property_name: str, **kwargs: Any
) -> PropertyControl:
"""Create an PropertyControl data for the specified Thing Property.
:param thing: The instance of the thing that has the property to be controlled.
:param property_name: The name of the property to create a control for.
:param kwargs: Any attribute of `PropertyControl` except for ``thing`` or
``property_name``. If label is not set here it will be the property name.
"""
if "label" not in kwargs:
kwargs["label"] = property_name
return PropertyControl(thing=thing.name, property_name=property_name, **kwargs)