reflex/reflex/components/forms/editable.py

94 lines
2.8 KiB
Python

"""An editable component."""
from typing import Dict
from reflex.components.component import Component
from reflex.components.forms.debounce import DebounceInput
from reflex.components.libs.chakra import ChakraComponent
from reflex.event import EVENT_ARG
from reflex.vars import Var
class Editable(ChakraComponent):
"""The wrapper component that provides context value."""
tag = "Editable"
# If true, the Editable will be disabled.
is_disabled: Var[bool]
# If true, the read only view, has a tabIndex set to 0 so it can receive focus via the keyboard or click.
is_preview_focusable: Var[bool]
# The placeholder text when the value is empty.
placeholder: Var[str]
# If true, the input's text will be highlighted on focus.
select_all_on_focus: Var[bool]
# If true, the Editable will start with edit mode by default.
start_with_edit_view: Var[bool]
# If true, it'll update the value onBlur and turn off the edit mode.
submit_on_blur: Var[bool]
# The value of the Editable in both edit & preview mode
value: Var[str]
# The initial value of the Editable in both edit and preview mode.
default_value: Var[str]
@classmethod
def create(cls, *children, **props) -> Component:
"""Create an Editable component.
Args:
children: The children of the component.
props: The properties of the component.
Returns:
The component.
"""
if (
isinstance(props.get("value"), Var) and props.get("on_change")
) or "debounce_timeout" in props:
# Create a debounced input if the user requests full control to avoid typing jank
# Currently default to 50ms, which appears to be a good balance
debounce_timeout = props.pop("debounce_timeout", 50)
return DebounceInput.create(
super().create(*children, **props),
debounce_timeout=debounce_timeout,
)
return super().create(*children, **props)
def get_controlled_triggers(self) -> Dict[str, Var]:
"""Get the event triggers that pass the component's value to the handler.
Returns:
A dict mapping the event trigger to the var that is passed to the handler.
"""
return {
"on_change": EVENT_ARG,
"on_edit": EVENT_ARG,
"on_submit": EVENT_ARG,
"on_cancel": EVENT_ARG,
}
class EditableInput(ChakraComponent):
"""The edit view of the component. It shows when you click or focus on the text."""
tag = "EditableInput"
class EditableTextarea(ChakraComponent):
"""Use the textarea element to handle multi line text input in an editable context."""
tag = "EditableTextarea"
class EditablePreview(ChakraComponent):
"""The read-only view of the component."""
tag = "EditablePreview"