import { Element } from '../../../../../client/element';
import { System } from '../../../../../system';
import { IHTMLDivElement } from '../../../../../types/global/dom';
import { $Graph } from '../../../../../types/interface/async/$Graph';
export interface Props {
    graph: $Graph;
}
export declare const DEFAULT_STYLE: {
    display: string;
};
export default class Tree extends Element<IHTMLDivElement, Props> {
    private _div;
    constructor($props: Props, $system: System);
    private _setup;
    private _prop_handler;
    onPropChanged(prop: string, current: any): void;
}
