useIsMobile() — ui Function Reference

Architecture documentation for the useIsMobile() function in use-mobile.ts from the ui codebase.

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Entity Profile

DocumentationAtlas→ Changelog→ useIsMobile() — ui Function Reference

Dependency Diagram

graph TD
  f98ee275_db7f_9395_1ebe_bef9ae447707["useIsMobile()"]
  db968e7f_cdba_b88c_409d_1bb9dcd14d36["use-mobile.ts"]
  f98ee275_db7f_9395_1ebe_bef9ae447707 -->|defined in| db968e7f_cdba_b88c_409d_1bb9dcd14d36
  style f98ee275_db7f_9395_1ebe_bef9ae447707 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

apps/v4/examples/radix/hooks/use-mobile.ts lines 5–19

export function useIsMobile() {
  const [isMobile, setIsMobile] = React.useState<boolean | undefined>(undefined)

  React.useEffect(() => {
    const mql = window.matchMedia(`(max-width: ${MOBILE_BREAKPOINT - 1}px)`)
    const onChange = () => {
      setIsMobile(window.innerWidth < MOBILE_BREAKPOINT)
    }
    mql.addEventListener("change", onChange)
    setIsMobile(window.innerWidth < MOBILE_BREAKPOINT)
    return () => mql.removeEventListener("change", onChange)
  }, [])

  return !!isMobile
}