import { EventEmitter } from '@angular/core';
import { KeyPair } from '../../../models/key-pair.model';
import * as i0 from "@angular/core";
export declare class ZekSortButtonGroup {
    elementName: string;
    /**
     * Executes after 'sort' input changed
     */
    sortChange: EventEmitter<string | null>;
    /**
     * Executes after 'asc' input changed
     */
    ascChange: EventEmitter<boolean>;
    /**
     *  Executes after click on column
     */
    onChange: EventEmitter<any>;
    sortField: any;
    private _sort;
    get sort(): string | null;
    set sort(value: string | null);
    private _asc;
    get asc(): boolean;
    set asc(value: boolean);
    sortFields: KeyPair[] | null;
    /**
     * Default constructor
     */
    constructor();
    sortFieldClick(item: any): void;
    ascDescClick(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<ZekSortButtonGroup, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<ZekSortButtonGroup, "zek-sort-button-group", never, { "sort": { "alias": "sort"; "required": false; }; "asc": { "alias": "asc"; "required": false; }; "sortFields": { "alias": "sortFields"; "required": false; }; }, { "sortChange": "sortChange"; "ascChange": "ascChange"; "onChange": "onChange"; }, never, never, true, never>;
}