------- private helpers below -------

Return a directory model for immediate children of dir_path.

Full teardown + rebuild when showCode changes.

* Register plugins from a plugin module. * * @param mod - The plugin module to register.

* Register the plugins from multiple plugin modules. * * @param mods - The plugin modules to register.

Remove any existing sidebar toggle DOM buttons to avoid duplicates.

Remove the last Message widget from the chat.

Resolve initial boolean value using runtime URL params. Rules: 1. missing / empty / invalid URL param -> fallback to ``value`` 2. on

Resolve initial integer value using runtime URL params. Rules: 1. missing / empty / invalid URL param -> fallback to ``value`` 2. on

Resolve initial multiselect value using runtime URL params. Rules: 1. read all values for ``url_key`` 2. ignore empty values 3.

Resolve initial numeric value using runtime URL params. Rules: 1. empty / missing / invalid URL param -> fallback to ``value`` 2. va

Resolve initial select value using runtime URL params. Rules: 1. missing / empty URL param -> fallback to ``value`` 2. URL value mus

Resolve initial text value using runtime URL params. Priority: 1. first URL param value for ``url_key`` if present 2. provided ``val

Create and display a ChatInput widget. This function instantiates a `ChatInputWidget`, which provides a text input field and a send butt

Create and display a Download widget. The Download widget renders a button that triggers a browser download when clicked. The downloaded

Display an image from URL or local file with a caption (centered, italic). Parameters ---------- src : str URL (http/https)

Create and display a JSON viewer widget. This function instantiates a `JSONViewer` to render JSON data in an expandable, pretty-printed

Display a PDF viewer widget. This function instantiates a `PDFWidget` which embeds a PDF document inside an iframe. The PDF can be provi

Create and display a theme-aware progress bar. This function renders a progress bar widget that can operate in either determinate mode (

Stop execution of the current notebook cell silently. This function raises an internal exception that is intercepted by Jupyter, prevent

Enter output context manager.

Exit output context manager.

Chat widget that holds Message widgets and auto-scrolls using anywidget. API is intentionally kept the same as your original Chat:

Initialize a Message widget. Parameters ---------- markdown : str, optional Initial Markdown content.