import { ViewContainerRef, TemplateRef, OnDestroy, Renderer2, OnChanges, SimpleChanges, EventEmitter } from '@angular/core';
import { NkOptionsPosition } from '../core/position/nkOptionsPosition';
import { NkPositionBuilder } from '../core/position/nkPositionBuilder';
import * as i0 from "@angular/core";
export declare class NkSelectMenuDirective implements OnDestroy, OnChanges {
    private _renderer;
    open: boolean;
    menuAnimateDone: boolean;
    appendTo: string;
    positionOptions: NkOptionsPosition;
    themeClass: string;
    offsetY: number;
    offsetX: number;
    controlElement: Element;
    instance: any;
    width: string;
    backdropClick: EventEmitter<void>;
    private _viewContainerRef;
    private _templateRef;
    private _positionBuilder;
    getPositionBuilder(): NkPositionBuilder;
    private _hostDomElement;
    getHostDomElement(): HTMLElement;
    private _backDropClick;
    getBackDropClick(): any;
    constructor(_renderer: Renderer2, templateRef: TemplateRef<any>, viewContainerRef: ViewContainerRef);
    ngOnDestroy(): void;
    ngOnChanges(changes: SimpleChanges): void;
    private _openMenu;
    private _closeMenu;
    private _createHostDomElement;
    private _createPositionBuilder;
    private _setElementPosition;
    private _destroyMenu;
    static ɵfac: i0.ɵɵFactoryDeclaration<NkSelectMenuDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<NkSelectMenuDirective, "[nk-select-menu]", ["nkSelectMenu"], { "open": { "alias": "open"; "required": false; }; "menuAnimateDone": { "alias": "menuAnimateDone"; "required": false; }; "appendTo": { "alias": "appendTo"; "required": false; }; "positionOptions": { "alias": "positionOptions"; "required": false; }; "themeClass": { "alias": "themeClass"; "required": false; }; "offsetY": { "alias": "offsetY"; "required": false; }; "offsetX": { "alias": "offsetX"; "required": false; }; "controlElement": { "alias": "controlElement"; "required": false; }; "instance": { "alias": "self"; "required": false; }; "width": { "alias": "width"; "required": false; }; }, { "backdropClick": "backdropClick"; }, never, never, false, never>;
}