Merge pull request #138 from JipFr/v3

Move PopoutSection scrolling center to ScrollToActive component with improved logic
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mrjvs 2023-02-09 12:57:33 +01:00 committed by GitHub
commit d89bbaef97
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@ -13,10 +13,17 @@ interface PopoutListEntryTypes {
errored?: boolean;
}
export function PopoutSection(props: {
interface ScrollToActiveProps {
children: React.ReactNode;
className?: string;
}
interface PopoutSectionProps {
children?: React.ReactNode;
className?: string;
}) {
}
export function ScrollToActive(props: ScrollToActiveProps) {
const ref = createRef<HTMLDivElement>();
const inited = useRef<boolean>(false);
@ -24,27 +31,67 @@ export function PopoutSection(props: {
useEffect(() => {
if (inited.current) return;
if (!ref.current) return;
const el = ref.current as HTMLDivElement;
const active: HTMLDivElement | null = el.querySelector(".active");
if (active) {
active?.scrollIntoView({
// Find nearest scroll container, or self
const wrapper: HTMLDivElement | null = el.classList.contains(
"overflow-y-auto"
)
? el
: el.closest(".overflow-y-auto");
const active: HTMLDivElement | null | undefined =
wrapper?.querySelector(".active");
if (wrapper && active) {
active.scrollIntoView({
block: "nearest",
inline: "nearest",
});
el.scrollTo({
top: el.scrollTop + el.offsetHeight / 2 - active.offsetHeight / 2,
});
let activeYPositionCentered = 0;
const setActiveYPositionCentered = () => {
activeYPositionCentered =
active.getBoundingClientRect().top -
wrapper.getBoundingClientRect().top +
active.offsetHeight / 2;
};
setActiveYPositionCentered();
if (activeYPositionCentered >= wrapper.offsetHeight / 2) {
// Check if the active element is below the vertical center line, then scroll it into center
wrapper.scrollTo({
top: activeYPositionCentered - wrapper.offsetHeight / 2,
});
}
setActiveYPositionCentered();
if (activeYPositionCentered > wrapper.offsetHeight / 2) {
// If the element is over the vertical center line, scroll to the end
wrapper.scrollTo({
top: wrapper.scrollHeight,
});
}
}
inited.current = true;
}, [ref]);
return (
<div className={["p-5", props.className || ""].join(" ")} ref={ref}>
<div className={props.className} ref={ref}>
{props.children}
</div>
);
}
export function PopoutSection(props: PopoutSectionProps) {
return (
<ScrollToActive className={["p-5", props.className || ""].join(" ")}>
{props.children}
</ScrollToActive>
);
}
export function PopoutListEntry(props: PopoutListEntryTypes) {
const bg = props.isOnDarkBackground ? "bg-ash-200" : "bg-ash-400";
const hover = props.isOnDarkBackground