import { AbstractConstructor, Constructor } from '@mtna/common';
import { MtnaBaseMenuItem } from '../models';
/** @docs-private */
export interface HasItem<I extends MtnaBaseMenuItem> {
    /** Required item model. */
    item: I;
}
/** @docs-private */
export declare type HasItemCtor<I extends MtnaBaseMenuItem> = Constructor<HasItem<I>> & AbstractConstructor<HasItem<I>>;
/** Mixin to augment a directive with a `item` property. */
export declare function mixinItem<T extends AbstractConstructor<{}>, I extends MtnaBaseMenuItem>(base: T): HasItemCtor<I> & T;