import { TemplateResult } from 'lit';
import { BahtFieldBase } from '../field-base.js';
import { UploadedFile } from '../../core/types.js';
/**
 * File field (spec 01 §2 + §13). Two modes:
 * - capture (default): value = File handle(s); the lib never uploads.
 * - upload (`field.uploader` + host `uploader` fn from the registry):
 *   picking uploads immediately, value becomes serializable UploadedFile
 *   ref(s), and the control shows chips with remove buttons.
 * max_size (bytes) is enforced here as a soft filter — oversize files rejected.
 */
export declare class BahtFile extends BahtFieldBase {
    /** Resolved registry uploader — <baht-form> injects it when `field.uploader` is set. */
    uploader?: (file: File) => Promise<UploadedFile>;
    private uploadingCount;
    private uploadError;
    /** Names of files the last pick rejected for being over `field.max_size`. */
    private rejectedNames;
    private get refs();
    private emitRefs;
    private uploadAll;
    private onPick;
    private take;
    private get captured();
    private hintText;
    protected renderControl(): TemplateResult;
}