import { LitElement } from 'lit';
import '@material/web/radio/radio.js';
import { Radio } from '@material/web/radio/internal/radio.js';
declare const CHECKED: unique symbol;
declare const IxRadioBase: typeof LitElement & import("@digital-realty/ix-shared-fns/aria-forward-mixin.js").Constructor<LitElement & import("@digital-realty/ix-shared-fns/aria-forward-mixin.js").AriaForwardMixinInterface>;
export declare class IxRadio extends IxRadioBase {
    /** @nocollapse */
    static readonly formAssociated = true;
    /** @nocollapse */
    static shadowRootOptions: ShadowRootInit;
    readonly component: Radio;
    /**
     * Whether or not the radio is selected.
     */
    get checked(): boolean;
    set checked(checked: boolean);
    [CHECKED]: boolean;
    disabled: boolean;
    label: string;
    /**
     * The element value to use in form submission when checked.
     */
    value: string;
    target: 'wrapper' | '';
    htmlId: string | undefined;
    required: boolean;
    errorText: string;
    /**
     * The HTML name to use in form submission.
     */
    get name(): string;
    set name(name: string);
    /**
     * The associated form element with which this element's value will submit.
     */
    get form(): HTMLFormElement | null;
    /**
     * The labels this element is associated with.
     */
    get labels(): NodeList;
    private readonly selectionController;
    private readonly internals;
    private handleClick;
    private handleKeydown;
    constructor();
    protected updated(): void;
    /**
     * Returns a `ValidityState` object that represents the validity states of the
     * text field.
     *
     * https://developer.mozilla.org/en-US/docs/Web/API/ValidityState
     */
    get validity(): ValidityState;
    get renderRadio(): import("lit-html").TemplateResult<1>;
    protected render(): import("lit-html").TemplateResult<1>;
    focus(): void;
    formResetCallback(): void;
    formStateRestoreCallback(state: string): void;
}
export {};