import { CSSResultArray, PropertyValues, TemplateResult } from 'lit';
import { LuzmoElement } from '../../utils/base';
declare const LuzmoRadio_base: typeof LuzmoElement & {
    new (...args: any[]): import("../..").SizedElementInterface;
    prototype: import("../..").SizedElementInterface;
};
/**
 * @element luzmo-radio
 *
 * @slot - text label of the Radio button
 * @attr invalid - Uses the invalid style
 * @attr disabled - Uses the disabled style
 * @attr checked - Represents when the input is checked
 * @attr value - Identifies this radio button within its radio group
 *
 * @fires change - When the input is interacted with and its state is changed
 */
export declare class LuzmoRadio extends LuzmoRadio_base {
    static get styles(): CSSResultArray;
    /**
     * When this control is rendered, focus it automatically
     * @private
     */
    autofocus: boolean;
    value: string;
    checked: boolean;
    disabled: boolean;
    emphasized: boolean;
    invalid: boolean;
    readonly: boolean;
    click(): void;
    protected manageAutoFocus(): void;
    protected activate(): void;
    protected handleKeyup(event: KeyboardEvent): void;
    protected render(): TemplateResult;
    protected firstUpdated(changes: PropertyValues): void;
    protected updated(changes: PropertyValues): void;
}
export {};