[Home](./index.md) > [@empathyco/x-components](./x-components.md) > [DirectionalFocusNavigationService](./x-components.directionalfocusnavigationservice.md) > [(constructor)](./x-components.directionalfocusnavigationservice._constructor_.md) ## DirectionalFocusNavigationService.(constructor) Constructor for the [DirectionalFocusNavigationService](./x-components.directionalfocusnavigationservice.md). **Signature:** ```typescript constructor( container: HTMLElement, focusableSelectors?: string); ``` ## Parameters

Parameter	Type	Description
container	HTMLElement	The element that contains the navigable elements.
focusableSelectors	string	_(Optional)_ A comma separated string with the focusable selectors to look up.