import { Spacing } from './Spacing.js';
import type { Rect } from '../helpers/Rect.js';
import type { WidgetAutoXML } from '../xml/WidgetAutoXML.js';
import { type WidgetProperties } from './Widget.js';
/**
 * A {@link Spacing} with a colored background, where the color is the same as
 * the theme's text color.
 *
 * @category Widget
 */
export declare class Separator extends Spacing {
    static autoXML: WidgetAutoXML;
    constructor(properties?: Readonly<WidgetProperties>);
    protected onThemeUpdated(property?: string | null): void;
    protected handlePainting(dirtyRects: Array<Rect>): void;
}