import { OnInit, TemplateRef } from '@angular/core';
export declare class HeaderBlockComponent implements OnInit {
    showBreadcrumb: boolean;
    showBottomLine: boolean;
    breadcrumbAppendings: any[];
    icon: string;
    iconClass: string;
    title: string;
    showBackAction: boolean;
    tpl_icon: TemplateRef<void>;
    tpl_title: TemplateRef<void>;
    tpl_operations: TemplateRef<void>;
    tpl_breadcrumbExtra: TemplateRef<void>;
    tpl_contentExtra: TemplateRef<void>;
    constructor();
    ngOnInit(): void;
    goBack(): void;
}