import { InputStatus } from '../../common/types';
import { DdsElement } from '../dds-hu-element';
type Constructor<T = Record<string, unknown>> = {
    new (...args: any[]): T;
    prototype: T;
};
export interface FormElementInterface {
    name: string;
    defaultValue?: any;
    form?: string;
    formElement?: HTMLFormElement | null;
    disabled: boolean;
    required: boolean;
    readonly: boolean;
    invalid: boolean;
    value?: any;
    status?: InputStatus;
    internals: ElementInternals;
    validity: ValidityState;
    validationMessage: string;
    willValidate: boolean;
    innerInput: HTMLElement;
    autocomplete: string;
    setValidity(): void;
    checkValidity(): boolean;
    reportValidity(): boolean;
    onInput(event?: InputEvent): void;
    onKeydown(event?: KeyboardEvent): void;
    onBlur(): void;
    onFocus(): void;
    onChange(event?: InputEvent): void;
    handleInvalid(event: Event): void;
}
export declare function FormElementMixin<T extends Constructor<DdsElement>>(constructor: T): T & Constructor<FormElementInterface>;
export {};