Add auto scroll (still has problem)

This commit is contained in:
2023-09-11 18:32:49 +08:00
parent 201d6485e9
commit be12a7a753
2 changed files with 64 additions and 62 deletions

View File

@@ -8,13 +8,15 @@ import { MainFrameworkContext } from '@/pages/MainFramework.tsx'
const Home: React.FC = () => {
const {
hideScrollbarRef,
navbarHiddenState: { navbarHidden, setNavbarHidden }
navbarHiddenState: { setNavbarHidden },
preventScrollState: { setPreventScroll }
} = useContext(MainFrameworkContext)
const fitFullScreenRef = useRef<HTMLDivElement>(null)
const pathname = useLocation().pathname
const [slogan, setSlogan] = useState('')
const [sloganType, setSloganType] = useState(true)
const [showSlogan, setShowSlogan] = useState(true)
const typeText = '/* 因为热爱 所以折腾 */'
if (sloganType) {
@@ -35,59 +37,72 @@ const Home: React.FC = () => {
}, 50)
}
const hideScrollbarDOM = hideScrollbarRef.current
const scrollListener = useCallback(() => {
if (
hideScrollbarDOM &&
fitFullScreenRef.current &&
hideScrollbarDOM.getY() < fitFullScreenRef.current?.offsetHeight
) {
if (!navbarHidden) {
setNavbarHidden(true)
}
} else {
if (navbarHidden) {
useEffect(() => {
setTimeout(() => {
setNavbarHidden(true)
})
}, [setNavbarHidden])
useEffect(() => {
setNavbarHidden(true)
}, [pathname, setNavbarHidden])
const handleScrollToDown = () => {
hideScrollbarRef.current?.scrollY(fitFullScreenRef.current?.offsetHeight ?? 0)
}
const handleScrollToTop = () => {
hideScrollbarRef.current?.scrollY(0)
}
const handleWheel = (event: React.WheelEvent) => {
if (showSlogan) {
if (event.deltaY > 0) {
handleScrollToDown()
setPreventScroll(false)
setShowSlogan(false)
setNavbarHidden(false)
}
} else {
console.log(
hideScrollbarRef.current?.getY() + ' ' + fitFullScreenRef.current?.offsetHeight
)
if (
hideScrollbarRef.current &&
fitFullScreenRef.current &&
hideScrollbarRef.current.getY() < fitFullScreenRef.current.offsetHeight
) {
console.log('上翻')
setPreventScroll(true)
setShowSlogan(true)
setNavbarHidden(true)
handleScrollToTop()
}
}
}, [hideScrollbarDOM, navbarHidden, setNavbarHidden])
useEffect(() => {
hideScrollbarDOM?.removeEventListener('scroll', scrollListener)
hideScrollbarDOM?.addEventListener('scroll', scrollListener)
return () => {
hideScrollbarDOM?.removeEventListener('scroll', scrollListener)
}
}, [hideScrollbarDOM, scrollListener])
useEffect(() => {
scrollListener()
}, [pathname, scrollListener])
const handleScrollDown = () => {
hideScrollbarRef.current?.scrollY(fitFullScreenRef.current?.offsetHeight ?? 0)
}
return (
<>
<FitFullScreen backgroundColor={'#FBFBFB'} ref={fitFullScreenRef}>
<FitCenter>
<div className={'center-box'}>
<div className={'big-logo'}>FatWeb</div>
<span id={'slogan'} className={'slogan'}>
{slogan || <>&nbsp;</>}
</span>
</div>
<div className={'scroll-down'} onClick={handleScrollDown}>
<Icon
component={IconFatwebDown}
style={{ fontSize: '1.8em', color: '#666' }}
/>
</div>
</FitCenter>
</FitFullScreen>
<FitFullScreen />
<FitFullScreen />
<div onWheel={handleWheel}>
<FitFullScreen backgroundColor={'#FBFBFB'} ref={fitFullScreenRef}>
<FitCenter>
<div className={'center-box'}>
<div className={'big-logo'}>FatWeb</div>
<span id={'slogan'} className={'slogan'}>
{slogan || <>&nbsp;</>}
</span>
</div>
<div className={'scroll-down'} onClick={handleScrollToDown}>
<Icon
component={IconFatwebDown}
style={{ fontSize: '1.8em', color: '#666' }}
/>
</div>
</FitCenter>
</FitFullScreen>
<FitFullScreen />
<FitFullScreen />
</div>
</>
)
}