import { Breakpoint } from '@westpac/style-config/constants';
type BreakpointState = {
    breakpoint: Breakpoint | 'initial';
    mediaQueryListeners: {
        mq: MediaQueryList;
        listener: (e: MediaQueryListEvent) => void;
    }[] | null;
    initialised: boolean;
    ensureInitialized: () => void;
    removeListeners: () => void;
};
export declare const useThemeStore: import("zustand").UseBoundStore<import("zustand").StoreApi<BreakpointState>>;
export declare function useBreakpoint(): "initial" | "xsl" | "sm" | "md" | "lg" | "xl";
export {};