use-mobile.json — ui Source File

Source Code

{
  "$schema": "https://ui.shadcn.com/schema/registry-item.json",
  "name": "use-mobile",
  "type": "registry:hook",
  "author": "shadcn (https://ui.shadcn.com)",
  "files": [
    {
      "path": "hooks/use-mobile.tsx",
      "content": "import * as React from \"react\"\n\nconst MOBILE_BREAKPOINT = 768\n\nexport function useIsMobile() {\n  const [isMobile, setIsMobile] = React.useState<boolean | undefined>(undefined)\n\n  React.useEffect(() => {\n    const mql = window.matchMedia(`(max-width: ${MOBILE_BREAKPOINT - 1}px)`)\n    const onChange = () => {\n      setIsMobile(window.innerWidth < MOBILE_BREAKPOINT)\n    }\n    mql.addEventListener(\"change\", onChange)\n    setIsMobile(window.innerWidth < MOBILE_BREAKPOINT)\n    return () => mql.removeEventListener(\"change\", onChange)\n  }, [])\n\n  return !!isMobile\n}\n",
      "type": "registry:hook",
      "target": ""
    }
  ]
}