import { EventEmitter, Renderer2, ElementRef } from '@angular/core';
export declare class DropdownDirective {
    private elementRef;
    private renderer;
    active: boolean;
    dropdownStatusChange: EventEmitter<{}>;
    activeCss: string;
    direction: 'down' | 'up';
    constructor(elementRef: ElementRef, renderer: Renderer2);
    onDocumentClick($event: any): void;
    onHostClick(): void;
    toggle(): void;
    updateHostStatus(): void;
}