import { LitElement, PropertyValues } from 'lit';
import { FormControlMixin } from '@blueprintui/components/forms';
declare const BpFile_base: typeof LitElement & FormControlMixin;
/**
 * ```typescript
 * import '@blueprintui/components/include/file.js';
 * ```
 *
 * ```html
 * <bp-field>
 *   <label>file</label>
 *   <bp-file></bp-file>
 * </bp-field>
 * ```
 *
 * @summary The file input component allows users to select and upload one or multiple files from their local device.
 * @element bp-file
 * @since 1.0.0
 * @event {InputEvent} input - occurs when the value changes
 * @event {InputEvent} change - occurs when the value changes
 */
export declare class BpFile extends BpFile_base {
    #private;
    /** Provides internationalization strings for accessibility labels and screen reader announcements */
    accessor i18n: {
        copy: string;
        sort: string;
        none: string;
        ascending: string;
        descending: string;
        expand: string;
        close: string;
        resize: string;
        filter: string;
        loading: string;
        show: string;
        hide: string;
        previous: string;
        next: string;
        first: string;
        last: string;
        today: string;
        browse: string;
        removeFile: string;
        files: string;
        resizeColumn: string;
        closeDetails: string;
        noData: string;
        action: string;
        dropTarget: string;
        firstPage: string;
        previousPage: string;
        nextPage: string;
        lastPage: string;
        pageSize: string;
        pagination: string;
        increment: string;
        decrement: string;
    };
    /** Specifies the file types that the file input should accept, using MIME types or file extensions */
    accessor accept: string;
    private accessor buttonLabel;
    get files(): FileList;
    protected get input(): HTMLInputElement;
    static get styles(): CSSStyleSheet[];
    render(): import("lit").TemplateResult<1>;
    firstUpdated(props: PropertyValues<this>): Promise<void>;
}
export {};