interface PageTitleState {
    entries: Record<number, string>;
    setEntry: (id: number, title: string) => void;
    removeEntry: (id: number) => void;
}
export declare const usePageTitleStore: import("zustand").UseBoundStore<import("zustand").StoreApi<PageTitleState>>;
/**
 * The winning title is the deepest-rendered instance: ids are assigned during
 * render (parents render before children), so the highest id is the most
 * deeply nested / most recently mounted `PageTitle`.
 */
export declare const selectPageTitle: (state: PageTitleState) => string;
/**
 * Sets the browser tab title for the page, react-helmet style: render it
 * anywhere; the deepest instance wins, and unmounting falls back to the next
 * one up (so a nested route's title overrides its parent layout's title only
 * while mounted). The shell appends the site name automatically.
 *
 * Passing `undefined`/empty leaves the current title untouched, which allows
 * deferring until data loads: `usePageTitle(record?.name)`.
 */
export declare const usePageTitle: (title?: string) => void;
export interface PageTitleProps {
    /** The page's tab title. String children work too: `<PageTitle>Home</PageTitle>` */
    title?: string;
    children?: string;
}
/**
 * Component form of {@link usePageTitle}. Renders nothing.
 *
 * ```jsx
 * <PageTitle>Timesheets</PageTitle>          // parent route
 * <PageTitle title={`Timesheet ${id}`} />    // nested route wins while mounted
 * ```
 */
export declare const PageTitle: ({ title, children }: PageTitleProps) => any;
export {};
//# sourceMappingURL=pageTitle.d.ts.map