import { EventEmitter, OnDestroy } from '@angular/core';
import { IFilterModel } from '../models';
import * as i0 from "@angular/core";
/**
 * Filter definition directive.
 *
 * @export
 * @internal
 * @ignore
 */
export declare abstract class UiGridFilterDirective<T> implements OnDestroy {
    disabled?: boolean;
    method?: string;
    filterChange: EventEmitter<IFilterModel<T> | null>;
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<UiGridFilterDirective<any>, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<UiGridFilterDirective<any>, never, never, { "disabled": "disabled"; "method": "method"; }, { "filterChange": "filterChange"; }, never, never, false, never>;
}