import { Observable } from 'rxjs';
export declare type DropdownDisplayLimit = 'width' | 'minWidth' | 'maxWidth';
export declare class DropdownService {
    menuClick: Observable<void>;
    displayLimit: Observable<DropdownDisplayLimit>;
    private menuClickSource;
    private displayLimitSource;
    constructor();
    click(): void;
    updateDisplayLimit(type: DropdownDisplayLimit): void;
}
