import { ChangeDetectorRef, OnDestroy, OnInit } from '@angular/core';
import { Governor } from '../extension/governor';
import { ControlItem } from '../util/control';
import { RadioGroup } from './radio-group';
export declare class RadioButton<T> extends ControlItem implements OnDestroy, OnInit {
    private cdRef;
    private prefix;
    private governor;
    private group;
    value: T | null;
    readonly checked: boolean;
    constructor(cdRef: ChangeDetectorRef, prefix: string, governor: Governor, group: RadioGroup<T>);
    onClick(): void;
    ngOnInit(): void;
    ngOnDestroy(): void;
    private updateHostClasses();
}