/** A participant that can be deactivated when another group member becomes active. */
export type ExclusiveGroupMember = {
    deactivate: () => void;
};
/** Coordinates mutually exclusive activation across registered members. */
export type UseExclusiveGroupReturn = {
    /** Adds a member and unregisters it automatically when the current owner unmounts. */
    register: (member: ExclusiveGroupMember) => void;
    /** Deactivates every registered member except the activating member. */
    deactivateOthers: (activeMember: ExclusiveGroupMember) => void;
    /** Deactivates every registered member. */
    deactivateAll: () => void;
};
/**
 * Coordinates mutually exclusive active-id registries within a Vue owner.
 *
 * Registered members are removed automatically when their owning component or composable
 * unmounts. Call `register` from setup so Vue can associate cleanup with that owner.
 */
export declare const useExclusiveGroup: () => UseExclusiveGroupReturn;