import { InjectionToken } from '@angular/core';
export interface RadioButton {
    readonly isDisabled: boolean;
    readonly isFocused: boolean;
    readonly value: any;
    setDisabled(disabled: boolean): void;
    setChecked(checked: boolean): void;
}
export interface RadioButtonGroup {
    notifyRadioButtonChecked(rb: RadioButton): void;
    notifyRadioButtonFocus(rb: RadioButton): void;
    notifyRadioButtonBlur(rb: RadioButton): void;
}
export declare const RADIO_BUTTON_GROUP_TOKEN: InjectionToken<RadioButtonGroup>;