This commit is contained in:
张成
2025-11-09 21:10:45 +08:00
parent 0090fc45c6
commit 52622dec92
6 changed files with 55 additions and 40 deletions

View File

@@ -1,6 +1,6 @@
:global {
.guide-bar {
z-index: 9990;
z-index: 999;
}
}
@@ -89,14 +89,13 @@
.fixedHeader {
position: sticky;
top: 0;
z-index: 100;
background-color: #fff;
z-index: 90;
display: flex;
flex-direction: column;
}
.listTopSearchWrapper {
background-color: #fff;
background-color: #fafafa;
// 使用 margin-top 负值来控制可见性,保持元素高度不变,筛选项位置固定
transition: margin-top 0.25s cubic-bezier(0.4, 0, 0.2, 1),
opacity 0.2s ease-out;
@@ -121,9 +120,10 @@
display: flex;
box-sizing: border-box;
align-items: center;
padding: 0 15px 10px 15px; // 上0 左右15px 下10px与搜索框左右对齐下边距一致
padding: 0 15px 10px 15px;
// 上0 左右15px 下10px与搜索框左右对齐下边距一致
gap: 5px;
background-color: #fff;
background-color: #fafafa;
}
.listScrollView {
@@ -188,5 +188,5 @@
}
.guideBarList {
z-index: 99;
z-index: 999;
}

View File

@@ -68,6 +68,7 @@ const ListPage = () => {
const scrollDirectionRef = useRef<'up' | 'down' | null>(null);
const lastScrollTimeRef = useRef(Date.now());
const loadingMoreRef = useRef(false); // 防止重复加载更多
const scrollStartPositionRef = useRef(0); // 记录开始滚动的位置
const [showSearchBar, setShowSearchBar] = useState(true); // 控制搜索框显示/隐藏(筛选始终显示)
// ScrollView 滚动处理函数
@@ -78,49 +79,57 @@ const ListPage = () => {
const currentTime = Date.now();
const timeDiff = currentTime - lastScrollTimeRef.current;
// 节流:如果时间差太小,跳过本次处理
if (timeDiff < 16) return; // 约60fps避免过于频繁的计算
// 节流:提高到100ms减少触发频率
if (timeDiff < 100) return;
// 计算滚动距离
const scrollDiff = currentScrollTop - lastScrollTop;
// 判断滚动方向(提高阈值避免微小滚动误判
// 判断滚动方向(提高阈值到15px
let newDirection = scrollDirectionRef.current;
if (scrollDiff > 5) {
newDirection = 'up';
} else if (scrollDiff < -5) {
newDirection = 'down';
}
scrollDirectionRef.current = newDirection;
// 清除之前的定时器
if (scrollTimeoutRef.current) {
clearTimeout(scrollTimeoutRef.current);
}
// 滚动阈值(提高阈值减少误触发)
const threshold = 80;
if (newDirection === 'up' && currentScrollTop > threshold) {
// 上滑超过阈值,隐藏搜索框
if (showSearchBar) {
setShowSearchBar(false);
if (Math.abs(scrollDiff) > 15) {
if (scrollDiff > 0) {
// 方向改变时,记录新的起始位置
if (newDirection !== 'up') {
scrollStartPositionRef.current = lastScrollTop;
}
newDirection = 'up';
} else {
// 方向改变时,记录新的起始位置
if (newDirection !== 'down') {
scrollStartPositionRef.current = lastScrollTop;
}
newDirection = 'down';
}
if (!isShowInputCustomerNavBar) {
scrollDirectionRef.current = newDirection;
}
// 计算从开始滚动到现在的累计距离
const totalScrollDistance = Math.abs(currentScrollTop - scrollStartPositionRef.current);
// 滚动阈值
const positionThreshold = 120; // 需要滚动到距离顶部120px
const distanceThreshold = 80; // 需要连续滚动80px才触发
if (newDirection === 'up' && currentScrollTop > positionThreshold && totalScrollDistance > distanceThreshold) {
// 上滑超过阈值,且连续滚动距离足够,隐藏搜索框
if (showSearchBar || !isShowInputCustomerNavBar) {
setShowSearchBar(false);
updateListPageState({
isShowInputCustomerNavBar: true,
});
// 重置起始位置
scrollStartPositionRef.current = currentScrollTop;
}
} else if (newDirection === 'down' || currentScrollTop <= threshold) {
// 下滑回到顶部,显示搜索框
if (!showSearchBar) {
} else if ((newDirection === 'down' && totalScrollDistance > distanceThreshold) || currentScrollTop <= positionThreshold) {
// 下滑且连续滚动距离足够,或者回到顶部附近,显示搜索框
if (!showSearchBar || isShowInputCustomerNavBar) {
setShowSearchBar(true);
}
if (isShowInputCustomerNavBar) {
updateListPageState({
isShowInputCustomerNavBar: false,
});
// 重置起始位置
scrollStartPositionRef.current = currentScrollTop;
}
}

View File

@@ -12,7 +12,7 @@
padding: 5px 15px 10px 15px;
position: sticky;
top: -1px;
background-color: #fefefe;
background-color: #fafafa;
z-index: 123;
.nut-menu-bar {