57 lines
1.3 KiB
Python
57 lines
1.3 KiB
Python
"""Provides a pretty-printing widget."""
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from __future__ import annotations
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from typing import Any
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from rich.pretty import Pretty as PrettyRenderable
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from textual.app import RenderResult
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from textual.widget import Widget
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class Pretty(Widget):
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"""A pretty-printing widget.
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Used to pretty-print any object.
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"""
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DEFAULT_CSS = """
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Pretty {
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height: auto;
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}
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"""
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def __init__(
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self,
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object: Any,
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*,
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name: str | None = None,
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id: str | None = None,
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classes: str | None = None,
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) -> None:
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"""Initialise the `Pretty` widget.
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Args:
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object: The object to pretty-print.
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name: The name of the pretty widget.
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id: The ID of the pretty in the DOM.
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classes: The CSS classes of the pretty.
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"""
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super().__init__(name=name, id=id, classes=classes)
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self.shrink = False
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self._pretty_renderable = PrettyRenderable(object)
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def render(self) -> RenderResult:
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return self._pretty_renderable
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def update(self, object: object) -> None:
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"""Update the content of the pretty widget.
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Args:
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object: The object to pretty-print.
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"""
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self._pretty_renderable = PrettyRenderable(object)
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self.clear_cached_dimensions()
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self.refresh(layout=True)
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