import { Attributes, Component } from 'jinge';
export declare const OPTGROUP_PROVIDER: unique symbol;
export interface OptgroupAttrs {
    label: string;
    disabled?: boolean;
}
export declare class Optgroup extends Component {
    static template: string;
    label: string;
    disabled: boolean;
    constructor(attrs: Attributes<OptgroupAttrs>);
    stop(evt: MouseEvent): void;
}