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NavigationGlass surface

Tabs

Switches between related panels.

FrameworksAstro · React · Elements

Registry commandlumen add Tabs

InteractionEnhanced runtime

01

See it and copy it

Framework example

Choose Astro, React, or Elements to compare native usage against the shared visual output. Each example assumes the framework-level setup is already complete.

AstroSame visual contract, native framework API

All primitives are available as Astro components.

The same API surface is available in React.

Standards-based custom elements bring Lumen to framework-neutral pages.

React Native consumes the shared tokens and native component contracts.

SwiftUI provides native Apple-platform primitives.

Compose provides native Android and Wear OS primitives.

Framework usage

Switch targets to compare the adapter code. The preview stays visually stable because all three packages share the same tokens and ui-* class contract.
astro
---
import {
  Tabs,
  TabsList,
  TabsPanel,
  TabsTrigger
} from '@santi020k/lumen-astro'
---

<Tabs initialValue="astro">
  <TabsList aria-label="Package targets">
    <TabsTrigger value="astro">Astro</TabsTrigger>
    <TabsTrigger value="react">React</TabsTrigger>
    <TabsTrigger value="elements">Elements</TabsTrigger>
    <TabsTrigger value="react-native">React Native</TabsTrigger>
    <TabsTrigger value="swiftui">SwiftUI</TabsTrigger>
    <TabsTrigger value="compose">Compose</TabsTrigger>
  </TabsList>
  <TabsPanel value="astro">
    <p>All primitives are available as Astro components.</p>
  </TabsPanel>
  <TabsPanel value="react">
    <p>The same API surface is available in React.</p>
  </TabsPanel>
  <TabsPanel value="elements">
    <p>Standards-based custom elements bring Lumen to framework-neutral pages.</p>
  </TabsPanel>
  <TabsPanel value="react-native">
    <p>React Native consumes the shared tokens and native component contracts.</p>
  </TabsPanel>
  <TabsPanel value="swiftui">
    <p>SwiftUI provides native Apple-platform primitives.</p>
  </TabsPanel>
  <TabsPanel value="compose">
    <p>Compose provides native Android and Wear OS primitives.</p>
  </TabsPanel>
</Tabs>
Edit Tabs in browser
02

Choose your target

Add this component

Choose the package for your runtime. All adapters share the Lumen stylesheet. Use the matching registry command when you want a local wrapper for that framework.

bash@santi020k/lumen-astro
pnpm add @santi020k/lumen-astro
pnpm add @santi020k/lumen-astro
bashAstro wrapper
lumen add Tabs
lumen add Tabs

Glass

Add the glass prop to apply the shared blur, saturation, border, and highlight tokens. Glass reads best over vivid content, so place the surface above imagery or color.

AstroSame visual contract, native framework API
Glass tabs get a translucent tab list, and the selected tab reads as a raised sliver of glass.

Framework usage

Switch targets to compare the adapter code. The preview stays visually stable because all three packages share the same tokens and ui-* class contract.
astro
---
import { Tabs } from '@santi020k/lumen-astro'
---

<div class="docs-glass-demo">
  <Tabs glass>
    <div role="tablist">
      <button role="tab" aria-selected="true">Preview</button>
      <button role="tab">Code</button>
      <button role="tab">Tokens</button>
    </div>
    <section role="tabpanel">Glass tabs get a translucent tab list, and the selected tab reads as a raised sliver of glass.</section>
  </Tabs>
</div>
Edit Tabs in browser

API reference

Lumen-specific props and runtime attributes for the Astro primitive. React props follow the same names; Elements use equivalent kebab-case attributes where custom elements expose them.

AttributeValuesDefaultDescription
glassboolean | "subtle" | "strong"falseApplies the tokenized liquid-glass surface treatment with backdrop-filter fallbacks; "subtle" and "strong" adjust the fill intensity.
[role="tablist"]child containerrequiredGroups the tab controls.
[role="tab"]child controlrequiredPairs with a panel by data-value or source order; the Astro runtime generates stable ARIA relationships.
[role="tabpanel"]child panelrequiredPairs with a tab by data-value or source order and hides when inactive.
initialValuestring-Astro: selects the matching data-value before interaction.
storageKeystring-Astro: persists selection and synchronizes tab groups that share this key.
ui:tabs-changeCustomEvent<LumenTabsChangeDetail>-Astro and Elements: reports the selected value; narrow horizontal lists keep the active trigger visible.
class, classNamestring""Merges custom classes with the generated ui-* root classes.
...native attributesHTML attributes-Forwards standard attributes to the root element unless the component consumes them.

Keyboard interactions

Keyboard behavior provided by the Astro UIPrimitives runtime for this component.

KeyAction
ArrowRightActivate and focus the next tab, wrapping at the end.
ArrowLeftActivate and focus the previous tab, wrapping at the start.
Home, EndActivate and focus the first or last tab.

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