Readonly
onAn event that fires when a message is received from a renderer.
Readonly
editor: NotebookEditorReadonly
message: anySend a message to one or all renderer.
Message to send
Optional
editor: NotebookEditorEditor to target with the message. If not provided, the message is sent to all renderers.
a boolean indicating whether the message was successfully delivered to any renderer.
Renderer messaging is used to communicate with a single renderer. It's returned from notebooks.createRendererMessaging.