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优化全局滚动锁定功能

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jxxghp
2025-07-18 16:38:48 +08:00
parent c13edbe017
commit b4ad39db12
1 changed files with 0 additions and 28 deletions
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28
src/composables/useScrollLock.ts
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@@ -86,9 +86,6 @@ const saveGlobalOriginalStyles = () => {
globalOriginalStyles.value = {
body: {
overflow: document.body.style.overflow,
position: document.body.style.position,
top: document.body.style.top,
width: document.body.style.width,
},
documentElement: {
overflow: document.documentElement.style.overflow,
@@ -113,21 +110,8 @@ const applyGlobalLockStyles = (config: any) => {
if (globalLockCount.value === 1) {
// 第一次锁定时应用样式
document.body.style.overflow = config.lockStyles.overflow || 'hidden'
document.body.style.position = config.lockStyles.position || 'fixed'
document.body.style.width = config.lockStyles.width || '100%'
document.documentElement.style.overflow = config.lockStyles.overflow || 'hidden'
document.documentElement.classList.add('v-overlay-scroll-blocked')
// 如果需要保持滚动位置，设置top偏移
if (config.preserveScrollPosition) {
document.body.style.top = `-${globalSavedScrollPosition.value}px`
}
// 保持navbar的滚动状态 - 添加一个CSS变量来记录滚动位置
if (globalSavedScrollPosition.value > 0) {
document.documentElement.style.setProperty('--saved-scroll-y', `${globalSavedScrollPosition.value}px`)
document.documentElement.classList.add('dialog-scroll-locked')
}
}
}
@@ -136,22 +120,10 @@ const restoreGlobalStyles = (config: any) => {
if (globalLockCount.value === 0 && globalOriginalStyles.value) {
// 最后一个锁定时恢复样式
document.body.style.overflow = globalOriginalStyles.value.body.overflow || ''
document.body.style.position = globalOriginalStyles.value.body.position || ''
document.body.style.top = globalOriginalStyles.value.body.top || ''
document.body.style.width = globalOriginalStyles.value.body.width || ''
document.documentElement.style.overflow = globalOriginalStyles.value.documentElement.overflow || ''
// 移除 CSS 类名
document.documentElement.classList.remove('v-overlay-scroll-blocked')
document.documentElement.classList.remove('dialog-scroll-locked')
// 移除CSS变量
document.documentElement.style.removeProperty('--saved-scroll-y')
// 恢复滚动位置
if (config.preserveScrollPosition) {
window.scrollTo(0, globalSavedScrollPosition.value)
}
// 重置全局状态
globalOriginalStyles.value = null