> ## Documentation Index
> Fetch the complete documentation index at: https://doc.lucidworks.com/llms.txt
> Use this file to discover all available pages before exploring further.

# widget:file-hierarchy

export const LwTemplate = ({title = "Key questions to get you started", icon = "sparkles", cta = "Powered by Agent Studio", linkHref = "https://lucidworks.com/demo/?utm_source=docs&utm_medium=referral&utm_campaign=docs_cta_ai"}) => {
  const [isLoaded, setIsLoaded] = useState(false);
  useEffect(() => {
    const timer = setTimeout(() => {
      setIsLoaded(true);
    }, 500);
    return () => clearTimeout(timer);
  }, []);
  return <div className="lw-template-container">
      <Card title={title} icon={icon}>
        {isLoaded && <span dangerouslySetInnerHTML={{
    __html: `<lw-template id="a029c1a9-28be-427e-b0e1-5d918920246a"></lw-template
            >`
  }} />}
        <Link href={linkHref} className="agent-studio-link text-left text-gray-600 gap-2 dark:text-gray-400 text-sm font-medium flex flex-row items-center hover:text-primary dark:hover:text-primary-light group-hover:text-primary group-hover:dark:text-primary-light">Powered by Lucidworks Agent Studio</Link>
      </Card>
    </div>;
};

[localhost link]: http://localhost:3000/docs/4/app-studio/reference/tags/lightning.directive.widgetFileHierarchy

[mintlify link]: https://doc.lucidworks.com/docs/4/app-studio/reference/tags/lightning.directive.widgetFileHierarchy

[old doc.lw link]: https://doc.lucidworks.com/app-studio/4.2/1198

<LwTemplate />

## Description

Creates a horizontal column view for a file hierarchy

## Usage

as element:

```xml wrap  theme={"dark"}
<widget:file-hierarchy
       files="{mixed}"
       on-submit="{function}"
       button-label="{string}">
</widget:file-hierarchy>
```

#### Parameters

| Param        | Type         | Details                                                         |
| ------------ | ------------ | --------------------------------------------------------------- |
| files        | **mixed**    | The hierarchy of files                                          |
| on-submit    | **function** | A function to call when the submit button is clicked            |
| button-label | **string**   | Label for the button, button only shows if a label is not empty |