import { OnInit } from '@angular/core';
import { DatabaseService } from '../../services/database.service';
import { Contact, ContactFilter } from '../../interfaces';
export declare class ContactListComponent implements OnInit {
    private databaseService;
    contactFilter: ContactFilter;
    contacts: Contact[];
    contactsFiltered: Contact[];
    constructor(databaseService: DatabaseService);
    ngOnInit(): void;
    getList(): void;
    filter(): void;
    sort(field: string): void;
    saveFilter(): void;
}