import { ICAStep } from "../interfaces/i-ca-step.interface";
import { CAComponentAbstract } from "./ca-component.abstract";
export declare abstract class CAStepByStepAbstract extends CAComponentAbstract {
    static readonly STATUS_FINISHED: string;
    static readonly STATUS_DISABLED: string;
    static readonly STATUS_ENABLED: string;
    protected _steps: ICAStep[];
    protected _status: string;
    constructor();
    protected abstract build(): void;
    readonly status: string;
    steps: ICAStep[];
    currentStepNumber: number;
    nextStep(): void;
    previousStep(): void;
    getStepByNumber(number: number): ICAStep;
    enable(): void;
    disable(): void;
    finish(): void;
    readonly currentStep: ICAStep;
    addStep(step: ICAStep): void;
    nonSkippedStepCount(): number;
    isCurrentStepTheLast(): boolean;
    isCurrentStepTheFirst(): boolean;
}