export declare const useUnmount: (callback: () => void) => void; export declare const LanguageName: Record; export declare const useTheme: () => readonly ["dark" | "light", () => void]; export declare const useWindowFocus: () => boolean; export declare const useDelayedValue: (realValue: T, delay: number) => T | null; type DelayedMeasureResult = [ ref: (element: HTMLElement | null) => void, bounds: { width: number; height: number; } ]; export declare const useDelayedMeasure: (delay?: number) => DelayedMeasureResult; export {};