import { MergeProps, SharedProps } from '../state/interfaces'; import { ToolbarProps } from '../toolbar'; export type DeduplicationType = 'primary' | 'secondary' | 'suspended' | 'off'; export declare function useMultiAppLayout(forceDeduplicationType: DeduplicationType, isEnabled: boolean, props: SharedProps, mergeProps: MergeProps): { registered: boolean; toolbarProps: ToolbarProps | null; };