import { ElementRef } from '@angular/core';
export declare class StepperStep {
    private el;
    title: string;
    open: boolean;
    active: boolean;
    error: boolean;
    index: number;
    ordered: boolean;
    parent: any;
    private contents;
    constructor(el: ElementRef);
    ngAfterContentInit(): void;
    toggle(): void;
    show(): boolean;
    hide(): boolean;
    setState(states?: any): void;
}