import { FormGroup } from '@angular/forms';
import { FilterRuleEnum } from '../enums';
import { NkSelectItemContract } from '../../select/nkSelect.item.contract';
import { DataTypeEnum } from '../enums/dataType.enum';
export declare class NkHeaderFilterModel<TValue> {
    readonly form: FormGroup;
    isOpen: boolean;
    get rule(): FilterRuleEnum;
    get value(): TValue;
    private pAvailableRules;
    get availableRules(): Array<NkSelectItemContract>;
    private pAvailableValues;
    get availableValues(): Array<NkSelectItemContract>;
    get isActive(): boolean;
    private pTypeData;
    get typeData(): DataTypeEnum;
    constructor(typeFilter: DataTypeEnum);
    setCurrentRule(value: FilterRuleEnum): void;
    setCurrentValue(value: TValue): void;
}