/** The stage a loading view stands for; scenario checks assert it through `data-phase`. */
export type LoadingPhase = 'modules' | 'catalog' | 'workspace' | 'capture' | 'live-boot';
export interface LoadingProgressProps {
    phase: LoadingPhase;
    /** Percent done, 0–100. Omit when the stage has no measurable share; the bar then runs without a number. */
    value?: number | null;
    /** Covers its positioned parent instead of flowing inline. */
    fill?: boolean;
    /** A hairline across the top of its parent, for work that runs behind something already on screen. */
    thin?: boolean;
    /** Shows the percentage beside the bar. */
    showValue?: boolean;
}
/**
 * A bar and, when it is known, the percentage — nothing else. Stable data
 * attributes (`data-phase`, `data-loading-progress`) let scenario checks
 * assert a loading state was shown and for how long.
 */
export declare function LoadingProgress({ phase, value, fill, thin, showValue }: LoadingProgressProps): import("react").JSX.Element;
/** How far the page's own loading screen got; later stages continue from here instead of starting over. */
export declare function bootScreenProgress(): number;
/** Removes the page's loading screen once the editor draws its own view. */
export declare function dismissBootScreen(): void;