import type { UploadingFile } from './upload-types';
declare class AppUploadActivityContainer {
    private _runs;
    private _nextRunId;
    /** Files of every in-flight run, including ones that already finished inside a still-running run. Deduplicated by id. */
    get files(): UploadingFile[];
    /** True while at least one run is in flight. Flips only on run start / end, never on a progress tick. */
    get isUploading(): boolean;
    /**
     * Register an in-flight upload run and get its id back. `files` is called on every read, so pass
     * an accessor over live state, not a snapshot. `UploadMediaStore.upload()` registers itself — call
     * this directly only when uploading outside the store.
     */
    beginRun: (files: () => UploadingFile[]) => number;
    /** End a run started with `beginRun` — always from a `finally`, or the run never leaves the list. */
    endRun: (id: number) => void;
}
/** Reactive, app-wide view of what is uploading right now. Drives `UploadProgressToaster`. */
export declare const AppUploadActivity: AppUploadActivityContainer;
export {};