Page MenuHomePhorge
Files F162697

body_scroll_lock.js
No OneTemporary
Actions

Size
2 KB
Referenced Files
None
Subscribers
None

body_scroll_lock.js
View Options

import * as bodyScrollLock from 'body-scroll-lock'
let previousNavPaddingRight
let previousAppBgWrapperRight
const lockerEls = new Set([])
const disableBodyScroll = (el) => {
const scrollBarGap = window.innerWidth - document.documentElement.clientWidth
bodyScrollLock.disableBodyScroll(el, {
reserveScrollBarGap: true
})
lockerEls.add(el)
setTimeout(() => {
if (lockerEls.size <= 1) {
// If previousNavPaddingRight is already set, don't set it again.
if (previousNavPaddingRight === undefined) {
const navEl = document.getElementById('nav')
previousNavPaddingRight = window.getComputedStyle(navEl).getPropertyValue('padding-right')
navEl.style.paddingRight = previousNavPaddingRight ? `calc(${previousNavPaddingRight} + ${scrollBarGap}px)` : `${scrollBarGap}px`
}
// If previousAppBgWrapeprRight is already set, don't set it again.
if (previousAppBgWrapperRight === undefined) {
const appBgWrapperEl = document.getElementById('app_bg_wrapper')
previousAppBgWrapperRight = window.getComputedStyle(appBgWrapperEl).getPropertyValue('right')
appBgWrapperEl.style.right = previousAppBgWrapperRight ? `calc(${previousAppBgWrapperRight} + ${scrollBarGap}px)` : `${scrollBarGap}px`
}
document.body.classList.add('scroll-locked')
}
})
}
const enableBodyScroll = (el) => {
lockerEls.delete(el)
setTimeout(() => {
if (lockerEls.size === 0) {
if (previousNavPaddingRight !== undefined) {
document.getElementById('nav').style.paddingRight = previousNavPaddingRight
// Restore previousNavPaddingRight to undefined so disableBodyScroll knows it can be set again.
previousNavPaddingRight = undefined
}
if (previousAppBgWrapperRight !== undefined) {
document.getElementById('app_bg_wrapper').style.right = previousAppBgWrapperRight
// Restore previousAppBgWrapperRight to undefined so disableBodyScroll knows it can be set again.
previousAppBgWrapperRight = undefined
}
document.body.classList.remove('scroll-locked')
}
})
bodyScrollLock.enableBodyScroll(el)
}
const directive = {
mounted: (el, binding) => {
if (binding.value) {
disableBodyScroll(el)
}
},
updated: (el, binding) => {
if (binding.oldValue === binding.value) {
return
}
if (binding.value) {
disableBodyScroll(el)
} else {
enableBodyScroll(el)
}
},
unmounted: (el) => {
enableBodyScroll(el)
}
}
export default (Vue) => {
Vue.directive('body-scroll-lock', directive)
}

File Metadata

Mime Type
text/plain
Expires
Fri, Feb 21, 5:40 PM (13 h, 4 m)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
66775
Default Alt Text
body_scroll_lock.js (2 KB)

Event Timeline