import type { BarNavTab } from './bar-nav-types';
export interface BarNavUrlState {
    /** Tab id derived from the URL, or empty when none applies. */
    value: string;
    /** When true, tabs should be hidden (e.g. non-tab child routes like detail pages). */
    hideTabs: boolean;
}
/** Derive BarNav tab selection from `currentUrl` relative to `basePath`.
 *  Mirrors motive-webapp-lab `resolveBarNavState` tab-selection semantics. */
export declare function deriveBarNavValueFromUrl(path: string, basePath: string, tabs: BarNavTab[]): BarNavUrlState;
/** True when host array props have data but resolved internal state is still empty. */
export declare function shouldResyncBarNavProps(resolvedTabs: BarNavTab[], tabs: BarNavTab[]): boolean;
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