export interface InputGroupContextValue {
    isInGroup: true;
    /** ID of the group label element, for aria-labelledby composition. */
    labelID: string;
    /** IDs of helper/status text owned by the group, for aria-describedby composition. */
    describedByIDs?: string;
}
export declare const InputGroupContext: import("react").Context<InputGroupContextValue | null>;
/**
 * Hook for input components to detect when inside an InputGroup.
 * Returns null when used outside a group.
 */
export declare function useInputGroup(): InputGroupContextValue | null;
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