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swarm-ui: popover keeps its position object when a scroll moved nothing

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This commit is contained in:
iris 2026-10-12 00:21:38 +02:00
commit 5c15580060
1 changed files with 7 additions and 4 deletions
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11
frontend/packages/swarm-ui/src/ui/popover/Popover.tsx
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@ -54,10 +54,13 @@ export function Popover({
const r = anchor.getBoundingClientRect(); const r = anchor.getBoundingClientRect();
const width = ref.current?.offsetWidth ?? 0; const width = ref.current?.offsetWidth ?? 0;
const maxLeft = window.innerWidth - width - EDGE_PX; const maxLeft = window.innerWidth - width - EDGE_PX;
setPos({ const top = r.bottom + GAP_PX;
top: r.bottom + GAP_PX, const left = Math.max(EDGE_PX, Math.min(r.left, maxLeft));
left: Math.max(EDGE_PX, Math.min(r.left, maxLeft)), // Scrolling anywhere (the streaming terminal included) calls this; keep
}); // the old object when nothing moved so the subtree does not re-render.
setPos((prev) =>
prev && prev.top === top && prev.left === left ? prev : { top, left },
);
} }
place(); place();
window.addEventListener("scroll", place, true); window.addEventListener("scroll", place, true);