import { ComputedRef, InjectionKey, Ref } from 'vue';
export type RadioValue = string | number | boolean;
export type RadioButtonStyle = 'outline' | 'solid';
export type RadioSize = 'small' | 'middle' | 'large';
export interface RadioChangeTarget {
    checked: boolean;
    value?: RadioValue;
    name?: string;
    disabled?: boolean;
}
export interface RadioChangeEvent {
    target: RadioChangeTarget;
    stopPropagation: () => void;
    preventDefault: () => void;
    nativeEvent: Event;
}
export interface RadioGroupContext {
    value: Ref<RadioValue | undefined>;
    disabled: ComputedRef<boolean>;
    button: ComputedRef<boolean>;
    buttonStyle: ComputedRef<RadioButtonStyle>;
    size: ComputedRef<RadioSize | undefined>;
    name: ComputedRef<string | undefined>;
    onChange: (value: RadioValue, event: RadioChangeEvent) => void;
}
export declare const radioGroupContextKey: InjectionKey<RadioGroupContext>;