* Add a new notification. * * This will trigger the `changed` signal with an `added` event. * * @param message Notification message * @

* Reconnect to a disconnected kernel. * * @returns A promise that resolves when the kernel has reconnected. * * #### Notes * This just

* Force a refresh of the running kernels. * * @returns A promise that resolves when the running list has been refreshed. * * #### Notes

Refresh the session list from the session service.

Run ``claude`` (or ``claude-code``) with the given arguments.

* Save view collapse state to model

Search in-memory content for a regex pattern.

* Set the content of the sidebar panel.

Set up test database and services. Returns: Tuple of (session_service, message_service, database)

* Serialize the model to JSON.

Create a tool use stop event.

* Update all breakpoints of a cell at once. * * @param code - The code in the cell where the breakpoints are set. * @param breakpoints - The

Update an extension by name, or all extensions. Either `name` must be given as a string, or `all_` must be `True`. If `all_` is `True`, the va

* Validates raw settings with comments. * * @param raw - The JSON with comments string being validated. * * @returns A list of err

* Create a view onto a subtree of the model database. * * @param basePath the path for the root of the subtree. * * @returns an `IModelDB`

* Wait for a function to finish for max. timeout milliseconds * * @param fn Function * @param timeout Timeout

* Pre-parse and cache the rendered text.

* Create an iterator over the registered extensions for a given widget. * * @param widgetName - The name of the widget factory. * * @retur

* Check to make sure it is okay to proceed to handle a message. * * #### Notes * Because we handle messages asynchronously, before a message

Collect paths from successful ``desktop_screenshot`` JSON tool rows (for vision auto-attach).

* Ensure that the notebook has proper focus.

Ensure that we have a logger

Estimate the token count for a list of messages. Uses a simple heuristic of ~4 characters per token. Args: messages: Lis

Archive awareness, clear input, apply /plan or /spec wrapping, start agent run.

* Get the current state of the model.

* Get the current state of the model.

Return the configured cloud browser provider, or None for local mode. Reads ``config["browser"]["cloud_provider"]`` once and caches the result

Check for the existence of nodejs with the correct version.

Normalize a line for comparison. Removes trailing whitespace and normalizes line endings. Args: line: Line to normalize

Parse `/plugin:<command> [tail]` and return (command, tail).

Remove a tree, logging errors

* Transform the plugin if necessary.

* Update the form with current cell metadata, and remove inconsistent fields.

* Handle connection status changes.

* Fetch and display directory suggestions for the given input value.

Refresh right-side info panel (default mode).

* Create a new environment from a python executable, without waiting for the * entire registry to be resolved first. * @param pythonPath The loc

* Add a new toolbar item factory * * @param widgetFactory The widget factory name that creates the toolbar * @param toolbarItemName The uniqu

* Install the message hook for the widget and add to list * of known widgets. * * @param context - The document context object. * * @pa

Archive current read/write timeline as one question turn.

* Whether the object can undo changes.

* Change the kernel. * * @param options - The name or id of the new kernel. * * @returns A promise that resolves with the new kernel model

* Clear execution, outputs, and related metadata

* Clone the current kernel with a new clientId.

* Collapse the left area.

* Collapse the right area.

* Create a cell.

Return a JSON-serializable snapshot of the active coder agent.

* Remove a key from the map * * @param key - the key to remove. * * @returns the value of the given key, * or undefined if that does

Disable a JupyterLab extension/plugin. Returns `True` if a rebuild is recommended, `False` otherwise.

* Execute a codemirror command on the editor. * * @param command - The name of the command to execute.

Async wrapper: runs :meth:`execute` in a thread pool (TUI-safe).

* Get the execution state associated with a notebook. * * @param nb - The notebook used to identify execution * state. * * @r