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Fixed document scroll position when modal opened

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This commit is contained in:
kvakazyambra 2022-11-04 16:05:50 +03:00
parent 03024ca58d
commit d0c0f3ab93
2 changed files with 15 additions and 1 deletions
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15
src/components/Nav/Header.tsx
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@ -49,9 +49,24 @@ export const Header = (props: Props) => {
const toggleWarnings = () => setVisibleWarnings(!visibleWarnings())
const toggleFixed = () => setFixed((oldFixed) => !oldFixed)
// effects
let windowScrollTop = 0
createEffect(() => {
const mainContent = document.querySelector('.main-content')
if (fixed() || modal() !== null) {
windowScrollTop = window.scrollY
mainContent.style.marginTop = `-${windowScrollTop}px`
}
document.body.classList.toggle('fixed', fixed() || modal() !== null)
document.body.classList.toggle(styles.fixed, fixed() && !modal())
if (!fixed() && !modal()) {
mainContent.style.marginTop = ''
window.scrollTo(0, windowScrollTop)
}
})
// derived

1
src/styles/app.scss
View File

@ -565,7 +565,6 @@ astro-island {
min-height: 300px;
padding-top: 100px;
position: relative;
transition: all 1s ease;
}
.main-content--no-padding {