RichTextMenuItemsProvider
Alpha API. Initial API, highly likely to change outside SemVer. Don’t build on it in production. See API maturity.
export type RichTextMenuItemsProvider = (widget: IRichTextWidget, defaultItems: IRichTextMenuItem[], closeMenu: () => void, renderMode: RenderMode) => IRichTextMenuItem[];
References: IRichTextWidget, IRichTextMenuItem, RenderMode