export type GetInitialStateProps<T> = {
    items: T[];
    isItemDisabled: (item: T, index: number) => boolean;
    selectedItem?: T | null;
    initialSelectedItem?: T | null;
    defaultSelectedItem?: T | null;
    isOpen?: boolean;
    initialIsOpen?: boolean;
    defaultIsOpen?: boolean;
    highlightedIndex?: number;
    initialHighlightedIndex?: number;
    defaultHighlightedIndex?: number;
    inputValue?: string;
    initialInputValue?: string;
    defaultInputValue?: string;
    itemToKey: (item: T) => string;
};
export declare function getInitialState<T>(props: GetInitialStateProps<T>): {
    highlightedIndex: number;
    isOpen: boolean;
    selectedItem: T | null;
    inputValue: string;
};