import { LayoutMode, RouteGraph, RouteHandler, RouteInfo } from '../Route';
export interface StackGraph extends RouteGraph {
    layout: 'stack';
    sceneId: string;
    mode: LayoutMode;
    children: RouteGraph[];
}
export declare function isStackGraph(graph: RouteGraph): graph is StackGraph;
export declare class StackRouteHandler implements RouteHandler {
    process(graph: RouteGraph, target: RouteInfo): Promise<[boolean, RouteGraph | null]>;
    private popToIfNeeded;
    private navigateTo;
}