import { AbstractControl, ValidationErrors } from '@angular/forms';
import { ControlValueAccessor } from './control-value-accessor';
/**
 * A default ControlValueAccessor implementation
 */
export declare abstract class DefaultControlValueAccessor<TValue> implements ControlValueAccessor<TValue> {
    abstract readonly control: AbstractControl;
    writeValue(value: TValue): void;
    registerOnChange(onChange: (value: TValue) => void): void;
    registerOnTouched(): void;
    setDisabledState(disabled: boolean): void;
    validate(): ValidationErrors | null;
}