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source dump of claude code forked from oppi.li/claude-code
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5.7 kB · 44 lines
TSX
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1234567891011121314151617181920212223242526272829303132333435363738394041424344import React, { useContext, useRef } from 'react';import { useTerminalViewport } from '../ink/hooks/use-terminal-viewport.js';import { Box } from '../ink.js';import { InVirtualListContext } from './messageActions.js';type Props = { children: React.ReactNode;};
/** * Freezes children when they scroll above the terminal viewport (into scrollback). * * Any content change above the viewport forces log-update.ts into a full terminal * reset (it cannot partially update rows that have scrolled out). For content that * updates on a timer — spinners, elapsed counters — this produces a reset per tick. * * When offscreen, returns the same ReactElement reference that was cached during * the last visible render. React's reconciler bails on identical element refs, so * the subtree never re-renders, producing zero diff. * * The cache is one slot deep: the first re-render after scrolling back into view * picks up the live children. Content still updates normally while visible. */export function OffscreenFreeze({ children}: Props): React.ReactNode { // React Compiler: reading cached.current in the return is the entire // freeze mechanism — memoizing this component would defeat it. Opt out. 'use no memo';
const inVirtualList = useContext(InVirtualListContext); const [ref, { isVisible }] = useTerminalViewport(); const cached = useRef(children); // Virtual list has no terminal scrollback — the ScrollBox clips inside the // viewport, so there's nothing to freeze. Freezing there also blocks // click-to-expand since useTerminalViewport's visibility calc can disagree // with the ScrollBox's virtual scroll position. if (isVisible || inVirtualList) { cached.current = children; } return <Box ref={ref}>{cached.current}</Box>;}//# sourceMappingURL=data:application/json;charset=utf-8;base64,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