import { EventEmitter, OnDestroy, OnInit } from '@angular/core';
import { FormArray, FormBuilder, FormControl, FormGroup } from '@angular/forms';
import { BehaviorSubject } from 'rxjs/internal/BehaviorSubject';
import { CatFormFieldsetConfig } from '../../builder/form.interface';
import * as i0 from "@angular/core";
export declare class FieldsetComponent implements OnInit, OnDestroy {
    private fb;
    fieldsetConfig?: CatFormFieldsetConfig;
    variableTree?: string;
    highlightInvalidFields: boolean;
    emitFormGroup: EventEmitter<FormGroup<any>>;
    removeFormGroup: EventEmitter<string>;
    isHiddenFieldset: EventEmitter<boolean>;
    formFieldset?: FormGroup;
    hidden$: BehaviorSubject<boolean>;
    private destroySubscriptions$;
    constructor(fb: FormBuilder);
    ngOnDestroy(): void;
    ngOnInit(): void;
    addFormGroup(name: string, formGroup: FormGroup | FormArray): void;
    addFormControl(name: string, formControl: FormControl): void;
    removeChildFormGroup(groupName: string): void;
    getFullFieldsetName(): string;
    hideField(el: HTMLDivElement, hide: boolean): void;
    private isVisible;
    private isHidden;
    private startFieldset;
    private clearFieldset;
    static ɵfac: i0.ɵɵFactoryDeclaration<FieldsetComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<FieldsetComponent, "cat-form-fieldset", never, { "fieldsetConfig": { "alias": "fieldsetConfig"; "required": false; }; "variableTree": { "alias": "variableTree"; "required": false; }; "highlightInvalidFields": { "alias": "highlightInvalidFields"; "required": false; }; }, { "emitFormGroup": "emitFormGroup"; "removeFormGroup": "removeFormGroup"; "isHiddenFieldset": "isHiddenFieldset"; }, never, never, false, never>;
}