import type { UmbWorkspaceRouteManager } from '../controllers/workspace-route-manager.controller.js';
import type { UmbEntityUnique } from '../../entity/index.js';
/**
 * Determines whether a pending navigation leaves the workspace that owns the given routes.
 * @param {UmbWorkspaceRouteManager} routeManager The route manager of the workspace.
 * @param {UmbEntityUnique | undefined} unique The unique of the entity currently being edited.
 * @param {string | URL} newUrl The url the navigation is heading towards.
 * @returns {boolean} true if the navigation leaves the workspace.
 */
export declare function umbWorkspaceWillNavigateAway(routeManager: UmbWorkspaceRouteManager, unique: UmbEntityUnique | undefined, newUrl: string | URL): boolean;