import type { DesktopBridge, DesktopUpdateState } from "@opengeni/sdk/desktop-bridge";
/** The app's update state; always "none" outside a desktop app that updates itself. */
export declare function useDesktopUpdate(bridge: DesktopBridge | null): {
    state: DesktopUpdateState;
    install: () => void;
};
/** What the button says for a found update. */
export declare function desktopUpdateLabel(state: Exclude<DesktopUpdateState, {
    kind: "none";
}>): {
    text: string;
    busy: boolean;
};
export declare function DesktopUpdateButton(props: {
    collapsed: boolean;
    className?: string | undefined;
    /** For previews and tests; defaults to the desktop app's bridge. */
    bridge?: DesktopBridge | null;
}): import("react").JSX.Element | null;