import type { EventEmitter } from '../../stencil-public-runtime';
export type Attributes = {
  [key: string]: any;
};
/**
 * Elements inside of web components sometimes need to inherit global attributes
 * set on the host. For example, the inner input in `ion-input` should inherit
 * the `title` attribute that developers set directly on `ion-input`. This
 * helper function should be called in componentWillLoad and assigned to a variable
 * that is later used in the render function.
 *
 * This does not need to be reactive as changing attributes on the host element
 * does not trigger a re-render.
 */
export declare const inheritAttributes: (el: HTMLElement, attributes?: string[]) => Attributes;
/**
 * Returns an array of aria attributes that should be copied from
 * the shadow host element to a target within the light DOM.
 * @param el The element that the attributes should be copied from.
 * @param ignoreList The list of aria-attributes to ignore reflecting and removing from the host.
 * Use this in instances where we manually specify aria attributes on the `<Host>` element.
 */
export declare const inheritAriaAttributes: (el: HTMLElement, ignoreList?: string[]) => Attributes;
/**
* Patched version of requestAnimationFrame that avoids ngzone
* Use only when you know ngzone should not run
*/
export declare const raf: (h: any) => any;
export declare const debounce: (func: (...args: any[]) => void, wait?: number) => (...args: any[]) => any;
export declare const debounceEvent: (event: EventEmitter, wait: number) => EventEmitter;
export declare const findItemLabel: (componentEl: HTMLElement) => HTMLElement | null;
/**
 * This method is used for Ionic's input components that use Shadow DOM. In
 * order to properly label the inputs to work with screen readers, we need
 * to get the text content of the label outside of the shadow root and pass
 * it to the input inside of the shadow root.
 *
 * Referencing label elements by id from outside of the component is
 * impossible due to the shadow boundary, read more here:
 * https://developer.salesforce.com/blogs/2020/01/accessibility-for-web-components.html
 *
 * @param componentEl The shadow element that needs the aria label
 * @param inputId The unique identifier for the input
 */
export declare const getAriaLabel: (componentEl: HTMLElement, inputId: string) => {
  label: Element | null;
  labelId: string;
  labelText: string | null | undefined;
};
export declare const hasShadowDom: (el: HTMLElement) => boolean;
/**
* This method is used to add a hidden input to a host element that contains
* a Shadow DOM. It does not add the input inside of the Shadow root which
* allows it to be picked up inside of forms. It should contain the same
* values as the host element.
*
* @param always Add a hidden input even if the container does not use Shadow
* @param container The element where the input will be added
* @param name The name of the input
* @param value The value of the input
* @param disabled If true, the input is disabled
*/
export declare const renderHiddenInput: (always: boolean, container: HTMLElement, name: string, value: string | undefined | null, disabled: boolean) => void;