import type { Ref } from 'vue';
import type { DropdownItemState } from '../../constants';
import { DropdownItemRole, DropdownRole } from '../../constants';
/**
 * Share the dropdown reference and the event bus with all its children.
 * @param {Ref<HTMLElement | null>} reference the dropdown reference
 */
export declare function useDropdownProvideTrigger({ reference, id, expanded, aria, }: {
    reference: Ref<HTMLElement | null | undefined>;
    id: Ref<string | number>;
    expanded: Ref<boolean>;
    aria: Ref<{
        'aria-controls': string;
        'aria-haspopup': boolean;
        'aria-expanded': boolean;
    }>;
}): {
    bus: import("mitt").Emitter<{
        click: Event;
        mouseover: Event;
        mouseleave: Event;
    }>;
    component: import("vue").DefineComponent<{}, void, {}, {}, {}, import("vue").ComponentOptionsMixin, import("vue").ComponentOptionsMixin, {}, string, import("vue").PublicProps, Readonly<{}> & Readonly<{}>, {}, {}, {}, {}, string, import("vue").ComponentProvideOptions, true, {}, any>;
};
/**
 * Share the dropdown item role with all its children.
 * @param {Ref<string>} role the dropdown item role
 */
export declare function useDropdownProvideItem({ role, ...others }: Omit<DropdownItemState, 'role'> & {
    role: Ref<`${DropdownRole}`>;
}): {
    itemRole: globalThis.ComputedRef<DropdownItemRole>;
};
/**
 * Share the dropdown item role with all its children.
 * @param {Ref<string>} role the dropdown item role
 */
export declare function useDropdownProvideAction({ expanded, }: {
    expanded?: Ref<boolean>;
}): void;