import { LitElement } from "lit";
import type { PropertyValues, TemplateResult } from "lit";
import { XmField } from "../field/index.js";
import "../primitives/index.js";
/**
 * @fires change - Fired on commit with the new value in `detail`.
 */
export declare class XmRadio extends LitElement {
    static styles: CSSStyleSheet[];
    /** The primitive value this radio contributes to the group when selected. */
    value: string;
    /** Own disabled — OR'd with the group's disabled by the group. */
    disabled: boolean;
    /** Driven by the group; never set directly by authors. */
    checked: boolean;
    /** Effective disabled the group computes (group OR own). */
    groupDisabled: boolean;
    get effectiveDisabled(): boolean;
    render(): TemplateResult;
}
export declare class XmRadioGroup extends XmField {
    static styles: CSSStyleSheet[];
    private get _radios();
    private get _enabledRadios();
    connectedCallback(): void;
    disconnectedCallback(): void;
    protected updated(changed: PropertyValues<this>): void;
    /** Reflect the group's selected value + disabled onto each child, and set the
        roving tabindex (selected, else first enabled, is the only tab stop). */
    private _syncRadios;
    private _select;
    private _onClick;
    private _onKeydown;
    render(): TemplateResult;
}
declare global {
    interface HTMLElementTagNameMap {
        "xm-radio": XmRadio;
        "xm-radio-group": XmRadioGroup;
    }
}