import { FocusOrigin } from '@angular/cdk/a11y';
import { OnDestroy, TemplateRef, AfterViewInit, ElementRef } from '@angular/core';
import { Subscription } from 'rxjs';
import { RealsoftStepLabel } from './step-label';
import { CdkStepHeader, StepState } from '@angular/cdk/stepper';
import { RealsoftStepperIconContext } from './step-icon';
import { RealsoftStepperIntl } from './stepper-intl';
import * as i0 from "@angular/core";
export declare class RealsoftStepHeader extends CdkStepHeader implements AfterViewInit, OnDestroy {
    _elementRef: ElementRef<HTMLElement>;
    private _focusMonitor;
    private _changeDetectorRef;
    _intl: RealsoftStepperIntl;
    _intlSubscription: Subscription;
    state: StepState;
    label: RealsoftStepLabel | string;
    errorMessage: string;
    index: number;
    selected: boolean;
    active: boolean;
    optional: boolean;
    iconOverrides: {
        [key: string]: TemplateRef<RealsoftStepperIconContext>;
    };
    constructor(_elementRef: ElementRef<HTMLElement>);
    ngAfterViewInit(): void;
    focus(origin?: FocusOrigin, options?: FocusOptions): void;
    getIconContext(): RealsoftStepperIconContext;
    getHostElement(): HTMLElement;
    _getStringLabel(): string | null;
    _getTemplateLabel(): RealsoftStepLabel | null;
    getStateText(state: StepState): string;
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<RealsoftStepHeader, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<RealsoftStepHeader, "realsoft-step-header", never, { "state": { "alias": "state"; "required": false; }; "label": { "alias": "label"; "required": false; }; "errorMessage": { "alias": "errorMessage"; "required": false; }; "index": { "alias": "index"; "required": false; }; "selected": { "alias": "selected"; "required": false; }; "active": { "alias": "active"; "required": false; }; "optional": { "alias": "optional"; "required": false; }; "iconOverrides": { "alias": "iconOverrides"; "required": false; }; }, {}, never, never, true, never>;
}