Announcement bar
A React component in Beamline's Feedback category.
A banner across the top for news and offers: messages take turns, a countdown ticks, and dismissing folds it away and can remember it.
Use it for
- Site-wide news, offers and deadlines.
Not for
- Errors (alert).
- Personal notifications (notification-center).
Anatomy
- previous / next
- message
- countdown
- action
- dismiss
States
- rotating
- paused
- dismissed
Keyboard
- Tab to arrows, action and dismiss
Motion
Messages slide 12 px and fade over 280 ms; the bar folds by height.
Props
| Prop | Type | Default | Description |
|---|---|---|---|
messages | { id, message, action?, countdown? }[] | — | |
id | string (remembers dismissal) | — | |
open / index | controlled or not | — | |
interval / autoPlay / controls / dismissible / tone | mixed | — | |
style / ref | CSSProperties / native Ref | — | |
classNames | AnnouncementBarClassNames | — |
Dependencies
lucide-react, motion
Import
import { AnnouncementBar } from "@/components/announcement-bar/announcement-bar";Get it
Announcement bar is part of Beamline: 190 React components and screens your coding agent (Claude Code, Codex, Cursor or any MCP client) installs into your app through Beamline's MCP server, as a ready-built package or as plain React source you can change. $49 one payment (regular $200), no subscription, a year of updates, one licence for your whole team. Get Beamline · Connect your agent
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