/**
 * USWDS File Input Behavior
 *
 * Mirrors official USWDS file input JavaScript behavior exactly
 *
 * @uswds-source https://github.com/uswds/uswds/blob/develop/packages/usa-file-input/src/index.js
 * @uswds-version 3.10.0
 * @last-synced 2025-10-05
 * @sync-status ✅ UP TO DATE
 *
 * CRITICAL: This file replicates USWDS source code to maintain 100% behavior parity.
 * DO NOT add custom logic. ALL changes must come from USWDS source updates.
 */
/**
 * File input context interface
 */
interface FileInputContext {
    dropZoneEl: HTMLElement;
    inputEl: HTMLInputElement;
}
/**
 * Get an object of the properties and elements belonging directly to the given
 * file input component.
 *
 * SOURCE: index.js (Lines 47-61)
 *
 * @param el - The element within the file input
 * @returns Elements
 */
declare const getFileInputContext: (el: HTMLElement) => FileInputContext;
/**
 * Disable the file input component
 *
 * SOURCE: index.js (Lines 68-73)
 *
 * @param el - An element within the file input component
 */
export declare const disable: (el: HTMLElement) => void;
/**
 * Set aria-disabled attribute to file input component
 *
 * SOURCE: index.js (Lines 80-84)
 *
 * @param el - An element within the file input component
 */
export declare const ariaDisable: (el: HTMLElement) => void;
/**
 * Enable the file input component
 *
 * SOURCE: index.js (Lines 91-97)
 *
 * @param el - An element within the file input component
 */
export declare const enable: (el: HTMLElement) => void;
/**
 * Initialize file input behavior
 *
 * SOURCE: index.js (Lines 521-558)
 *
 * @param root - Root element or document
 * @returns Cleanup function
 */
export declare function initializeFileInput(root?: HTMLElement | Document): () => void;
export { getFileInputContext };
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