- 将所有图片路径从绝对路径改为使用 process.env.PUBLIC_URL - 修复 HomePage.tsx 中所有图片引用 - 修复 CoursePage.tsx 中所有图片引用 - 确保图片在 GitHub Pages 上正确加载 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
19 lines
563 B
JavaScript
19 lines
563 B
JavaScript
import { useState, useEffect } from 'react';
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function usePageInView() {
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const [isInView, setIsInView] = useState(true);
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useEffect(() => {
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const handleVisibilityChange = () => setIsInView(!document.hidden);
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if (document.hidden) {
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handleVisibilityChange();
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}
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document.addEventListener("visibilitychange", handleVisibilityChange);
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return () => {
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document.removeEventListener("visibilitychange", handleVisibilityChange);
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};
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}, []);
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return isInView;
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}
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export { usePageInView };
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