import { ControlValueAccessor, FormControl } from '@angular/forms';
import { OnDestroy, OnInit } from '@angular/core';
import * as i0 from "@angular/core";
export declare abstract class AbstractControlValueAccessor<T> implements ControlValueAccessor, OnInit, OnDestroy {
    private valueSubscription?;
    control: FormControl<any>;
    onChange: (value: T | undefined) => void;
    onTouched: () => void;
    protected onControlValueChange(value: T | undefined): void;
    ngOnInit(): void;
    ngOnDestroy(): void;
    writeValue(obj: any): void;
    registerOnChange(fn: any): void;
    registerOnTouched(fn: any): void;
    setDisabledState?(isDisabled: boolean): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<AbstractControlValueAccessor<any>, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<AbstractControlValueAccessor<any>, never, never, {}, {}, never, never, true, never>;
}