Created
March 11, 2021 02:03
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React breakpoint / responsive hook
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/** | |
* Example: | |
* import useBreakpoint from './useBreakpoint' | |
* | |
* const MyComponent = () => { | |
* const breakpoint = useBreakpoint(); | |
* | |
* {breakpoint.isMdUp && <AnotherComponent />} | |
* {breakpoint.xl && <AnotherComponent />} | |
* }; | |
*/ | |
import { useState, useEffect, useMemo } from 'react'; | |
import throttle from 'lodash.throttle'; | |
const breakpointValues = ['xs', 'sm', 'md', 'lg', 'xl']; | |
const getDeviceConfig = (width) => { | |
if (width < 576) { | |
return 0; | |
} else if (width >= 576 && width < 768) { | |
return 1; | |
} else if (width >= 768 && width < 992) { | |
return 2; | |
} else if (width >= 992 && width < 1200) { | |
return 3; | |
} else if (width >= 1200) { | |
return 4; | |
} | |
}; | |
const useBreakpoint = () => { | |
const [brkPnt, setBrkPnt] = useState(() => | |
getDeviceConfig(window.innerWidth) | |
); | |
useEffect(() => { | |
const calcInnerWidth = throttle(function () { | |
setBrkPnt(getDeviceConfig(window.innerWidth)); | |
}, 200); | |
window.addEventListener('resize', calcInnerWidth); | |
return () => window.removeEventListener('resize', calcInnerWidth); | |
}, []); | |
const breakpoint = useMemo(() => { | |
return { | |
breakpoint: breakpointValues[brkPnt], | |
xs: brkPnt === 0, | |
sm: brkPnt === 1, | |
md: brkPnt === 2, | |
lg: brkPnt === 3, | |
xl: brkPnt === 4, | |
isSmUp: brkPnt >= 1, | |
isMdUp: brkPnt >= 2, | |
isLgUp: brkPnt >= 3, | |
isXlUp: brkPnt === 4, | |
isSmDown: brkPnt <= 1, | |
isMdDown: brkPnt <= 2, | |
isLgDown: brkPnt <= 3, | |
isXlDown: brkPnt <= 4, | |
} | |
}, [brkPnt]); | |
return breakpoint; | |
}; | |
export default useBreakpoint; |
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