/// <reference types="react" />
/**
 * Helper for creating extensions for a nav logos.
 * @public
 */
export declare function createNavLogoExtension(options: {
    name?: string;
    namespace?: string;
    logoIcon: JSX.Element;
    logoFull: JSX.Element;
}): import("../wiring").ExtensionDefinition<never>;
/** @public */
export declare namespace createNavLogoExtension {
    const logoElementsDataRef: import("../wiring").ConfigurableExtensionDataRef<{
        logoIcon?: JSX.Element | undefined;
        logoFull?: JSX.Element | undefined;
    }, {}>;
}