import * as React from 'react';
import { IContainer } from '.';
interface IState {
    modalVisible: boolean;
    visitedLinks: string[];
}
interface IProgressTab extends IContainer {
    links: {
        label?: React.ReactNode;
        title: string;
        completed?: boolean;
        alert?: boolean;
        disabled?: boolean;
    }[];
    percentCompleted: number;
    breakpoint: number;
    activeLink: string;
    onLinkClick: (linkTitle: string) => void;
}
export declare class ProgressTab extends React.Component<IProgressTab, IState> {
    static defaultProps: {
        percentCompleted: number;
        breakpoint: number;
    };
    constructor(props: IProgressTab);
    componentDidUpdate(prevProps: IProgressTab): void;
    render(): React.JSX.Element;
    private handleLinkClick;
    private showModal;
    private isActiveLink;
    private isLinkVisited;
    private getActiveTitleLabel;
    private currentStepNumber;
    private totalNumberOfSteps;
    private showAlertForCurrentStep;
}
export {};