优化useIdle

master
LiuJiaNan 2025-12-12 16:45:23 +08:00
parent e5745580c5
commit b40e9a57a6
2 changed files with 35 additions and 19 deletions

View File

@ -1,7 +1,7 @@
export interface UseIdleOptions {
/** 空闲超时时间(毫秒),默认值 10000 */
timeout?: number;
/** 监听的事件列表,默认值 ['mousedown', 'mousemove', 'keypress', 'scroll', 'touchstart', 'wheel'] */
/** 监听的事件列表,默认值 ["mousemove", "mousedown", "resize", "keydown", "touchstart", "wheel"] */
events?: string[];
}

View File

@ -6,14 +6,7 @@ import { useEffect, useState } from "react";
function useIdle(options = {}) {
const {
timeout = 10000,
events = [
"mousedown",
"mousemove",
"keypress",
"scroll",
"touchstart",
"wheel",
],
events = ["mousemove", "mousedown", "resize", "keydown", "touchstart", "wheel"],
} = options;
const [isIdle, setIsIdle] = useState(false);
@ -21,29 +14,52 @@ function useIdle(options = {}) {
useEffect(() => {
let idleTimer;
// 重置空闲计时器
const resetTimer = () => {
setIsIdle(false);
clearTimeout(idleTimer);
idleTimer = setTimeout(() => setIsIdle(true), timeout);
// 设置空闲状态
const setIdle = () => {
setIsIdle(true);
};
// 初始化计时器
resetTimer();
// 重置为空闲前的状态
const setActive = () => {
setIsIdle(false);
};
// 重置计时器
const resetTimer = () => {
clearTimeout(idleTimer);
idleTimer = setTimeout(setIdle, timeout);
};
// 初始化计时器(仅在非空闲状态下)
if (!isIdle) {
resetTimer();
}
// 事件处理函数
const handleUserActivity = () => {
// 如果当前是空闲状态,用户操作后重置为活跃状态
if (isIdle) {
setActive();
}
else {
// 如果当前是活跃状态,重置计时器
resetTimer();
}
};
// 添加事件监听器
events.forEach((event) => {
window.addEventListener(event, resetTimer, { passive: true });
window.addEventListener(event, handleUserActivity, { passive: true });
});
// 清理函数
return () => {
clearTimeout(idleTimer);
events.forEach((event) => {
window.removeEventListener(event, resetTimer);
window.removeEventListener(event, handleUserActivity);
});
};
}, [timeout, events]);
}, [timeout, events, isIdle]);
return isIdle;
}