import { ElementRef, EventEmitter, OnDestroy, Renderer2 } from "@angular/core";
import { NDropdownMenuComponent } from "./n-dropdown-menu.component";
import { PopoverService } from "../../n-popover/public_exports";
import { HorizontalAlign } from "../../position";
export declare class NDropdownDirective implements OnDestroy {
    private el;
    private renderer;
    private popoverSvc;
    nDropdown: NDropdownMenuComponent;
    position: "top" | "bottom";
    horizontalAlign: HorizontalAlign;
    setupMinWidth: boolean;
    nDropdownOffset: number;
    parentContainer: Element;
    fixed: boolean;
    dropdownToggleOpened: EventEmitter<any>;
    dropdownToggleClosed: EventEmitter<any>;
    private popover;
    constructor(el: ElementRef, renderer: Renderer2, popoverSvc: PopoverService);
    get opened(): boolean;
    toggle(): void;
    keypress(event: KeyboardEvent): void;
    ngOnDestroy(): void;
    close(): void;
    open(): void;
    private toggleAndSelect;
}