import { OnDestroy, OnInit, TemplateRef, ViewContainerRef } from '@angular/core';
import { FormArray, FormControl, FormGroup } from '@angular/forms';
import { ReplaySubject } from 'rxjs/internal/ReplaySubject';
import { NrfFormDirective } from '../form/form.directive';
import { NrfFormService } from '../form/form.service';
import { NrfControlOptions } from './control-options.component';
import { NrfFormHierarchyService } from './services/form-hierarchy.service';
import { NrfModelSetterService } from './services/model-setter.service';
export declare class NrfNestedControlDirective implements OnInit, OnDestroy {
    private readonly modelSetter;
    private readonly templateRef;
    private readonly viewContainerRef;
    private readonly formHierarchy;
    isDestroyed: boolean;
    parentFormGroup: FormGroup | FormArray;
    formControl: FormControl;
    modelPath: string;
    private modelPieces;
    controlName: string;
    private readonly formOrService;
    constructor(modelSetter: NrfModelSetterService, templateRef: TemplateRef<any>, viewContainerRef: ViewContainerRef, nrfForm: NrfFormDirective, nrfFormService: NrfFormService, formHierarchy: NrfFormHierarchyService);
    nrfModelName: string;
    controlOptions: NrfControlOptions;
    readonly ready$: ReplaySubject<{}>;
    ngOnInit(): void;
    ngOnDestroy(): void;
    private removeFromParentFormGroup;
    private getModelPathWithoutFirstPart;
    private getControlName;
    protected getNewFormControl(): FormControl;
    protected getInitialValue(): any | null;
    private showViewContent;
    private registerToFormGroup;
    private getParentFormGroup;
    protected getFormControl(): FormControl;
    private subscribeToUpdateEntityValue;
    setModelValue(newValue: any): void;
    emitReadyState(): void;
}