import { InjectionKey, Ref } from 'vue';
export type TxFlatRadioValue = string | number;
export type TxFlatRadioSize = 'sm' | 'md' | 'lg' | 'xl';
export interface TxFlatRadioProps {
    modelValue: TxFlatRadioValue | TxFlatRadioValue[];
    multiple?: boolean;
    disabled?: boolean;
    size?: TxFlatRadioSize;
    bordered?: boolean;
}
export interface TxFlatRadioItemProps {
    value: TxFlatRadioValue;
    label?: string;
    icon?: string;
    disabled?: boolean;
}
export interface TxFlatRadioContext {
    modelValue: Ref<TxFlatRadioValue | TxFlatRadioValue[]>;
    multiple: Ref<boolean>;
    disabled: Ref<boolean>;
    size: Ref<TxFlatRadioSize>;
    /** Virtual-focus cursor for multi-select keyboard navigation. */
    focusedValue: Ref<TxFlatRadioValue | null>;
    registerItem: (value: TxFlatRadioValue, el: HTMLElement) => void;
    unregisterItem: (value: TxFlatRadioValue) => void;
    select: (value: TxFlatRadioValue) => void;
    isSelected: (value: TxFlatRadioValue) => boolean;
    /** Stable per-value element id so the container can point aria-activedescendant at it. */
    getItemId: (value: TxFlatRadioValue) => string;
}
export declare const FLAT_RADIO_KEY: InjectionKey<TxFlatRadioContext>;