# Banner 1 - Full-width dismissible announcement bar

> A thin top bar with centered title, muted supporting text, an inline external link, and a ghost icon button that hides the banner.

A shadcn/ui block from the [@shadcnblocks](https://shadcnblocks.com) registry, listed on [shadcn.exchange](https://shadcn.exchange/r/shadcnblocks/banner1).

- Page, with a live preview: https://shadcn.exchange/r/shadcnblocks/banner1
- Screenshot: https://abzjhwgwpdpz7ua5.public.blob.vercel-storage.com/shots/shadcnblocks/banner1-light-545597d3a474abbf.png
- Registry item: https://shadcnblocks.com/r/banner1.json
- Listed: 2026-10-13, source last changed 2026-10-13

## Install

```bash
npx shadcn@latest add https://shadcnblocks.com/r/banner1.json
```

Run it in a project that has shadcn/ui set up. It adds the files below and installs what they depend on.

## Dependencies

- npm packages: `cn`, `lucide-react`
- Registry items: `button`

## Files

### `block/banner1/banner1.tsx`

```tsx
"use client";

import { X } from "lucide-react";
import { useState } from "react";
import { cn } from "cn";

import { Button } from "@/components/ui/button";
interface Banner1Props {
  title: string;
  description: string;
  linkText: string;
  linkUrl: string;
  defaultVisible?: boolean;
  className?: string;
}

const Banner1 = ({
  title = "Version 2.0 is now available!",
  description = "Read the full release notes",
  linkText = "here",
  linkUrl = "#",
  defaultVisible = true,
  className,
}: Banner1Props) => {
  const [isVisible, setIsVisible] = useState(defaultVisible);

  const handleClose = () => {
    setIsVisible(false);
  };

  if (!isVisible) return null;

  return (
    <section
      className={cn("w-full border-b bg-background px-4 py-3", className)}
    >
      <div className="flex items-center justify-between gap-2">
        <div className="flex-1 text-center">
          <span className="text-sm">
            <span className="font-medium">{title}</span>{" "}
            <span className="text-muted-foreground">
              {description}{" "}
              <a
                href={linkUrl}
                className="underline underline-offset-2 hover:text-foreground"
                target="_blank"
              >
                {linkText}
              </a>
              .
            </span>
          </span>
        </div>

        <Button
          variant="ghost"
          size="icon"
          className="-mr-2 h-8 w-8 flex-none"
          onClick={handleClose}
        >
          <X className="h-4 w-4" />
        </Button>
      </div>
    </section>
  );
};

export { Banner1 };
```