export const blockClass: string;
export function utilCheckUpdateVerticalSpace(headerRef: {}, offsetTopMeasuringRef: {}, navigation: object, enableBreadcrumbScroll: boolean, hasActionBar: boolean, widthIsNarrow: boolean, setMetrics: () => any): void;
export function utilSetCollapsed(collapse: any, headerRef: any, headerOffset: any, headerTopValue: any): void;
export function utilGetBreadcrumbItemForTitle(blockClass: any, collapseTitle: any, title: any): {
    label: any;
    title: any;
} | undefined;
//# sourceMappingURL=PageHeaderUtils.d.ts.map