import { OnChanges, OnDestroy, OnInit, SimpleChanges } from '@angular/core';
import { FormBuilder, FormControl, FormGroup } from '@angular/forms';
import { CreateBooleanValue, ReadBooleanValue, UpdateBooleanValue } from '@dasch-swiss/dsp-js';
import { Subscription } from 'rxjs';
import { BaseValueComponent } from '../base-value.component';
export declare class BooleanValueComponent extends BaseValueComponent implements OnInit, OnChanges, OnDestroy {
    private _fb;
    displayValue?: ReadBooleanValue;
    valueFormControl: FormControl;
    commentFormControl: FormControl;
    form: FormGroup;
    valueChangesSubscription: Subscription;
    customValidators: any[];
    displayTypes: any[];
    preferredDisplayType: string;
    constructor(_fb: FormBuilder);
    getInitValue(): boolean | null;
    ngOnInit(): void;
    onSubmit(): void;
    ngOnChanges(changes: SimpleChanges): void;
    ngOnDestroy(): void;
    getNewValue(): CreateBooleanValue | false;
    getUpdatedValue(): UpdateBooleanValue | false;
}