28 lines
707 B
TypeScript
28 lines
707 B
TypeScript
import { useSyncExternalStore } from 'react';
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let searchQuery = '';
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const listeners = new Set<() => void>();
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function subscribe(listener: () => void) {
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listeners.add(listener);
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return () => {
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listeners.delete(listener);
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};
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}
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function getSnapshot() {
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return searchQuery;
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}
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/** 设置搜索高亮关键词（供搜索组件调用） */
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export function setSearchHighlightQuery(query: string) {
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if (searchQuery === query) return;
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searchQuery = query;
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listeners.forEach((listener) => listener());
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}
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/** 订阅搜索高亮关键词（供 Text 组件内部使用） */
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export function useSearchHighlightQuery(): string {
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return useSyncExternalStore(subscribe, getSnapshot, getSnapshot);
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}
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