import { AfterContentInit, AfterViewInit, ChangeDetectorRef, DoCheck, ElementRef, OnDestroy, OnInit, QueryList } from "@angular/core";
import { DropdownKind, SpsIcon } from "@spscommerce/ds-shared";
import { DynamicComponentRef } from "../../classes/dynamic-component-ref";
import { SpsOptionListFactory } from "../../services/sps-option-list.factory";
import { SpsDropdownOptionComponent } from "../dropdown-option/sps-dropdown-option.component";
import { SpsOptionListComponent } from "../option-list/sps-option-list.component";
export declare class SpsDropdownComponent implements AfterContentInit, AfterViewInit, DoCheck, OnInit, OnDestroy {
    private changeDetectorRef;
    private elementRef;
    private optionListFactory;
    static readonly displayName = "sps-dropdown";
    static readonly props: {
        spinning: string;
        icon: string;
        kind: string;
        label: string;
        disabled: string;
        alignLeft: string;
    };
    private static instances;
    spinning: boolean;
    id: string;
    tabindex: number;
    icon: SpsIcon;
    kind: DropdownKind;
    label: string;
    disabled: boolean;
    alignLeft: boolean;
    options: QueryList<SpsDropdownOptionComponent>;
    readonly _spsDropdownClass = true;
    isOpen: boolean;
    opensUpward: boolean;
    readonly noLabel: boolean;
    button: ElementRef;
    optionListRef: DynamicComponentRef<SpsOptionListComponent<any>>;
    optionsElements: QueryList<SpsDropdownOptionComponent>;
    _buttonId: string;
    _menuId: string;
    private zStratum;
    private static onKeyDown;
    private static onDocumentClick;
    constructor(changeDetectorRef: ChangeDetectorRef, elementRef: ElementRef, optionListFactory: SpsOptionListFactory);
    ngDoCheck(): void;
    ngOnInit(): void;
    ngAfterViewInit(): void;
    ngAfterContentInit(): void;
    ngOnDestroy(): void;
    _onClick(event: MouseEvent): void;
    onFocus(): void;
    selectOption(option: SpsDropdownOptionComponent): void;
}