diff --git a/src/composables/useScrollLock.ts b/src/composables/useScrollLock.ts
deleted file mode 100644
index 1867e61c..00000000
--- a/src/composables/useScrollLock.ts
+++ /dev/null
@@ -1,159 +0,0 @@
-import { ref, watch, onBeforeUnmount, readonly } from 'vue'
-
-// 滚动锁定配置选项
-export interface ScrollLockOptions {
-  // 是否在组件卸载时自动恢复滚动（默认true）
-  autoRestore?: boolean
-  // 是否保存和恢复滚动位置（默认true）
-  preserveScrollPosition?: boolean
-  // 自定义锁定时的样式
-  lockStyles?: {
-    overflow?: string
-    position?: string
-    width?: string
-  }
-}
-
-// 默认配置
-const DEFAULT_OPTIONS: Required<ScrollLockOptions> = {
-  autoRestore: true,
-  preserveScrollPosition: true,
-  lockStyles: {
-    overflow: 'hidden',
-    position: 'fixed',
-    width: '100%',
-  },
-}
-
-export function useScrollLock(options: ScrollLockOptions = {}) {
-  const config = { ...DEFAULT_OPTIONS, ...options }
-
-  // 状态管理
-  const isLocked = ref(false)
-  const savedScrollPosition = ref(0)
-  const originalBodyStyles = ref<{ [key: string]: string }>({})
-  const originalDocumentStyles = ref<{ [key: string]: string }>({})
-
-  // 保存当前滚动位置
-  const saveScrollPosition = () => {
-    if (config.preserveScrollPosition) {
-      savedScrollPosition.value =
-        window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop || 0
-    }
-  }
-
-  // 保存原始样式
-  const saveOriginalStyles = () => {
-    // 保存 body 样式
-    originalBodyStyles.value = {
-      overflow: document.body.style.overflow,
-      position: document.body.style.position,
-      top: document.body.style.top,
-      width: document.body.style.width,
-    }
-
-    // 保存 documentElement 样式
-    originalDocumentStyles.value = {
-      overflow: document.documentElement.style.overflow,
-    }
-  }
-
-  // 锁定滚动
-  const lockScroll = () => {
-    if (isLocked.value) return
-
-    // 保存当前状态
-    saveScrollPosition()
-    saveOriginalStyles()
-
-    // 应用锁定样式
-    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'
-
-    // 如果需要保持滚动位置，设置top偏移
-    if (config.preserveScrollPosition) {
-      document.body.style.top = `-${savedScrollPosition.value}px`
-    }
-
-    isLocked.value = true
-  }
-
-  // 恢复滚动
-  const restoreScroll = () => {
-    if (!isLocked.value) return
-
-    // 恢复原始样式
-    document.body.style.overflow = originalBodyStyles.value.overflow || ''
-    document.body.style.position = originalBodyStyles.value.position || ''
-    document.body.style.top = originalBodyStyles.value.top || ''
-    document.body.style.width = originalBodyStyles.value.width || ''
-    document.documentElement.style.overflow = originalDocumentStyles.value.overflow || ''
-
-    // 恢复滚动位置
-    if (config.preserveScrollPosition) {
-      window.scrollTo(0, savedScrollPosition.value)
-    }
-
-    isLocked.value = false
-  }
-
-  // 切换滚动锁定状态
-  const toggleScrollLock = (lock?: boolean) => {
-    const shouldLock = lock !== undefined ? lock : !isLocked.value
-
-    if (shouldLock) {
-      lockScroll()
-    } else {
-      restoreScroll()
-    }
-  }
-
-  // 监听响应式值的变化
-  const watchTarget = (target: any) => {
-    return watch(
-      target,
-      newValue => {
-        toggleScrollLock(!!newValue)
-      },
-      { immediate: false },
-    )
-  }
-
-  // 生命周期清理
-  onBeforeUnmount(() => {
-    if (config.autoRestore && isLocked.value) {
-      restoreScroll()
-    }
-  })
-
-  return {
-    // 状态
-    isLocked: readonly(isLocked),
-    savedScrollPosition: readonly(savedScrollPosition),
-
-    // 方法
-    lockScroll,
-    restoreScroll,
-    toggleScrollLock,
-    watchTarget,
-
-    // 工具方法
-    saveScrollPosition,
-  }
-}
-
-// 便捷的自动监听版本
-export function useScrollLockWithWatch(target: any, options: ScrollLockOptions = {}) {
-  const scrollLock = useScrollLock(options)
-
-  // 自动监听目标值的变化
-  const stopWatcher = scrollLock.watchTarget(target)
-
-  // 返回所有功能 + 停止监听的方法
-  return {
-    ...scrollLock,
-    stopWatcher,
-  }
-}
diff --git a/src/layouts/components/DefaultLayout.vue b/src/layouts/components/DefaultLayout.vue
index 5d29a996..d64d17f6 100644
--- a/src/layouts/components/DefaultLayout.vue
+++ b/src/layouts/components/DefaultLayout.vue
@@ -18,7 +18,7 @@ import { useRoute } from 'vue-router'
 import { filterMenusByPermission } from '@/utils/permission'
 import { onUnreadMessage } from '@/utils/badge'
 import { usePullDownGesture } from '@/composables/usePullDownGesture'
-import { useScrollLockWithWatch } from '@/composables/useScrollLock'
+import { useDialogScrollLockWithWatch } from '@/composables/useDialogScrollLock'
 import { usePWA } from '@/composables/usePWA'
 import OfflinePage from '@/layouts/components/OfflinePage.vue'
 import { useGlobalOfflineStatus } from '@/composables/useOfflineStatus'
@@ -164,7 +164,7 @@ const handleServiceWorkerMessage = (event: MessageEvent) => {
 }
 
 // 使用滚动锁定 composable（自动监听showPluginQuickAccess的变化）
-useScrollLockWithWatch(showPluginQuickAccess)
+useDialogScrollLockWithWatch(showPluginQuickAccess)
 
 // 检查是否可以使用下拉手势
 const canUsePullGesture = () => {