Created
November 17, 2019 09:02
-
-
Save akhoury/6192a4fdf32a46c511d906d8a507b47a to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
/* | |
// from bootstrap/scss/_variables.scss | |
$grid-breakpoints: ( | |
xs: 0, | |
sm: 576px, | |
md: 768px, | |
lg: 992px, | |
xl: 1200px | |
) !default; | |
*/ | |
export const breakpoints = { | |
xs: 0, | |
sm: 576, | |
md: 768, | |
lg: 992, | |
xl: 1200, | |
} | |
export const orderedKeys = ['xs', 'sm', 'md', 'lg', 'xl'] | |
export const getActiveBreakpoint = () => { | |
let breakpoint = '' | |
let classList = [] | |
orderedKeys.some((k, i) => { | |
const n = orderedKeys[i + 1] | |
let query = '' | |
query += `(min-width: ${breakpoints[k]}px)` | |
if (n) { | |
query += `and (max-width: ${breakpoints[n] - 1}px)` | |
} | |
if (window.matchMedia(query).matches) { | |
breakpoint = k | |
classList = [...orderedKeys.slice(0, i).map(b => `gt-${b}`), k, ...orderedKeys.slice(i + 1, orderedKeys.length).map(b => `lt-${b}`)] | |
return true | |
} | |
return false | |
}) | |
return { breakpoint, classList, className: classList.join(' ') } | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment