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perf: replace MutationObserver with setInterval to fix performance issue

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Liang Jiaqing
2026-03-27 18:41:39 +08:00
parent 04448dcee9
commit 55a5eae4f6
1 changed files with 6 additions and 6 deletions
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12
assets/ljq_web_driver.user.js
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@@ -1,7 +1,7 @@
// ==UserScript== // ==UserScript==
// @name ljq_web_driver // @name ljq_web_driver
// @namespace http://tampermonkey.net/ // @namespace http://tampermonkey.net/
// @version 0.33 // @version 0.40
// @description Execute JS via ljq_web_driver // @description Execute JS via ljq_web_driver
// @require https://code.jquery.com/jquery-3.6.0.min.js // @require https://code.jquery.com/jquery-3.6.0.min.js
// @author You // @author You
@@ -405,22 +405,22 @@
} }
} }
// 监控DOM变化 // 监控DOM变化 (改为10秒定时器以优化性能)
const observer = new MutationObserver(() => getIndicator()); let indicatorTimer = null;
if (document.readyState !== 'loading') { if (document.readyState !== 'loading') {
init(); init();
observer.observe(document.body, { childList: true, subtree: true }); indicatorTimer = setInterval(() => getIndicator(), 10000);
} else { } else {
document.addEventListener('DOMContentLoaded', () => { document.addEventListener('DOMContentLoaded', () => {
init(); init();
observer.observe(document.body, { childList: true, subtree: true }); indicatorTimer = setInterval(() => getIndicator(), 10000);
}); });
} }
// 清理 // 清理
window.addEventListener('beforeunload', () => { window.addEventListener('beforeunload', () => {
observer.disconnect(); if (indicatorTimer) clearInterval(indicatorTimer);
if (ws && ws.readyState === WebSocket.OPEN) { if (ws && ws.readyState === WebSocket.OPEN) {
ws.close(); ws.close();
} }