import * as i0 from "@angular/core";
export declare class AccordionActionDirective {
    type?: 'expand' | 'collapse';
    private accordion?;
    protected handleClicked(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<AccordionActionDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<AccordionActionDirective, "[njAccordionAction]", never, { "type": { "alias": "njAccordionAction"; "required": false; }; }, {}, never, never, true, never>;
}