import { OnInit, AfterViewInit, OnChanges, SimpleChanges, EventEmitter } from '@angular/core';
import { QueryElement } from './ngx-query-builder.service';
import * as i0 from "@angular/core";
export declare class QueryCompositeElementComponent implements OnInit, AfterViewInit, OnChanges {
    element?: QueryElement;
    remove: EventEmitter<any>;
    removable?: boolean;
    elementTemplate: any;
    customParams: any;
    ngOnInit(): void;
    ngAfterViewInit(): void;
    ngOnChanges(changes: SimpleChanges): void;
    addFilter(): void;
    addInnerGroup(operator?: '$or' | '$and'): void;
    onRemove(index: number): void;
    switchGroup(operator: '$and' | '$or'): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<QueryCompositeElementComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<QueryCompositeElementComponent, "universis-query-composite-element", never, { "element": "element"; "removable": "removable"; "elementTemplate": "elementTemplate"; "customParams": "customParams"; }, { "remove": "remove"; }, never, never, false, never>;
}