Interface IRankedMenu

A common interface for extensible JupyterLab application menus.

Plugins are still free to define their own menus in any way they like. However, JupyterLab defines a few top-level application menus that may be extended by plugins as well, such as "Edit" and "View"


Implemented by


isDisposed: boolean

Test whether the object has been disposed.


This property is always safe to access.

items: readonly IItem[]

A read-only array of the menu items in the menu.

rank?: number

Menu rank


  • Add a group of menu items specific to a particular plugin.

    The rank can be set for all items in the group using the function argument or per item.


    • items: IItemOptions[]

      the list of menu items to add.

    • Optional rank: number

      the default rank in the menu in which to insert the group.

    Returns IDisposable

    Disposable of the group

  • Add a menu item to the end of the menu.


    Returns IDisposable

    The disposable menu item added to the menu.

  • Dispose of the resources held by the object.


    If the object's dispose method is called more than once, all calls made after the first will be a no-op.

    Undefined Behavior

    It is undefined behavior to use any functionality of the object after it has been disposed unless otherwise explicitly noted.

    Returns void

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