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@ -0,0 +1,321 @@
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<script setup lang="ts">
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import type { MenuOption } from 'naive-ui';
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import { createGetRoutes } from '@/plugins/router';
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const router = useRouter();
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// 响应式断点检测
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const isMobile = ref(false);
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const isTablet = ref(false);
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// 检测屏幕尺寸
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const updateScreenSize = () => {
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const width = window.innerWidth;
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const wasMobile = isMobile.value;
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isMobile.value = width < 768;
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isTablet.value = width >= 768 && width < 1024;
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// 当从移动端切换到桌面端时,关闭抽屉并重置折叠状态
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if (wasMobile && !isMobile.value) {
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drawerVisible.value = false;
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collapsed.value = false;
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}
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// 当从桌面端切换到移动端时,关闭抽屉
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else if (!wasMobile && isMobile.value) {
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drawerVisible.value = false;
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}
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};
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// 侧边栏状态管理
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const collapsed = ref(false);
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const drawerVisible = ref(false);
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// 初始化屏幕尺寸检测
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onMounted(() => {
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updateScreenSize();
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window.addEventListener('resize', updateScreenSize);
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// 移动端默认收起侧边栏
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if (isMobile.value) {
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collapsed.value = true;
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drawerVisible.value = false;
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}
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});
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onUnmounted(() => {
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window.removeEventListener('resize', updateScreenSize);
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});
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// 菜单项类型定义
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type MenuItemWithRoute = MenuOption & {
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routeName?: string;
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parentId?: string;
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originalPath?: string;
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};
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// 生成菜单项
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const menuOptions = computed(() => {
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let flatArray: MenuItemWithRoute[] = createGetRoutes(router)()
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.filter((route) => !route.path.includes('/:'))
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.filter((route) => !route.meta.hidden)
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.map((route) => ({
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key: route.path,
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label: route.meta.title || `${(route.name as string) || route.path}`,
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routeName: route.name as string,
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}));
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flatArray = flatArray.map((item) => {
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const originalPath = item.key as string; // 保存原始路径
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let id = item.key as string;
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if (flatArray.some((item) => (item.key as string).startsWith(`${id}/`))) {
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id = `${id}/index`;
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}
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// 去掉最前面的 /
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id = id.replace(/^\//, '');
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let parentId = id.replace(/\/[^/]+$/, '');
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if (parentId === id) {
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parentId = '_ROOT_';
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}
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return {
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...item,
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key: id,
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parentId,
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originalPath, // 保存原始路径用于后续映射
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};
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});
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const groupItems: MenuItemWithRoute[] = [];
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for (const flatArrayItem of flatArray) {
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if (!groupItems.some((item) => item.key === flatArrayItem.parentId) && flatArrayItem.parentId !== '_ROOT_') {
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let groupItemParentId = flatArrayItem.parentId!.replace(/\/[^/]+$/, '');
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if (groupItemParentId === flatArrayItem.parentId) groupItemParentId = '_ROOT_';
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groupItems.push({
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key: flatArrayItem.parentId!,
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label: `Group ${flatArrayItem.parentId}`,
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parentId: groupItemParentId,
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});
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}
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}
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const tree = arrayToTree([...flatArray, ...groupItems], {
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id: 'key',
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parentId: 'parentId',
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rootId: '_ROOT_',
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});
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// 递归转换树形结构为 naive-ui menu 格式
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function convertToMenuOptions(tree: MenuItemWithRoute[]): MenuOption[] {
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return tree.map((item) => {
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const menuItem: MenuOption = {
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key: item.key,
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label: item.label,
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};
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if (item.children && item.children.length > 0) {
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menuItem.children = convertToMenuOptions(item.children);
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} else if (item.routeName) {
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// 叶子节点,存储路由映射
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menuRouteMap.set(item.key as string, item.routeName);
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// 同时存储路径到 key 的映射(用于高亮显示)
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if (item.originalPath) {
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pathToKeyMap.set(item.originalPath, item.key as string);
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}
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(menuItem as MenuItemWithRoute).routeName = item.routeName;
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}
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return menuItem;
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});
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}
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// 清空之前的映射
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menuRouteMap.clear();
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pathToKeyMap.clear();
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const result = convertToMenuOptions(tree);
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// 菜单生成后,重新设置当前选中的菜单项
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nextTick(() => {
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const currentPath = router.currentRoute.value.path;
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const menuKey = pathToKeyMap.get(currentPath);
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if (menuKey) {
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selectedKey.value = menuKey;
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} else {
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const pathWithoutSlash = currentPath.replace(/^\//, '');
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selectedKey.value = pathWithoutSlash;
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}
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});
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return result;
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});
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// 当前选中的菜单项
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const selectedKey = ref<string>();
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// 存储菜单项与路由名称的映射
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const menuRouteMap = new Map<string, string>();
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// 存储路由路径与菜单 key 的映射(用于高亮显示)
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const pathToKeyMap = new Map<string, string>();
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// 处理菜单点击
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const handleMenuSelect = (key: string, item: MenuOption) => {
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const routeName = menuRouteMap.get(key) || (item as MenuItemWithRoute).routeName;
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if (routeName) {
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router.push({ name: routeName as never });
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// 移动端点击菜单项后自动收起侧边栏
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if (isMobile.value) {
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drawerVisible.value = false;
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}
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}
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};
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// 监听路由变化,更新选中的菜单项
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watch(
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() => router.currentRoute.value.path,
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(newPath) => {
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// 使用路径到 key 的映射来找到对应的菜单项
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const menuKey = pathToKeyMap.get(newPath);
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if (menuKey) {
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selectedKey.value = menuKey;
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} else {
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// 如果没有找到精确匹配,尝试去掉前面的 / 再匹配
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const pathWithoutSlash = newPath.replace(/^\//, '');
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selectedKey.value = pathWithoutSlash;
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}
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},
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{ immediate: true },
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);
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// 切换侧边栏状态
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const toggleSidebar = () => {
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if (isMobile.value) {
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// 移动端使用抽屉模式
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drawerVisible.value = !drawerVisible.value;
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} else {
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// 桌面端使用折叠模式
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collapsed.value = !collapsed.value;
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}
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};
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</script>
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<template>
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<n-layout :has-sider="!isMobile">
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<!-- 移动端抽屉 -->
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<n-drawer
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v-if="isMobile"
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v-model:show="drawerVisible"
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:width="280"
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placement="left"
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:trap-focus="false"
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:block-scroll="false"
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>
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<n-drawer-content title="菜单" :native-scrollbar="false">
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<n-menu :options="menuOptions" :value="selectedKey" @update:value="handleMenuSelect" />
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</n-drawer-content>
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</n-drawer>
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<!-- 桌面端侧边栏 -->
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<n-layout-sider
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v-if="!isMobile"
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:collapsed="collapsed"
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:native-scrollbar="false"
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bordered
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collapse-mode="width"
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:collapsed-width="64"
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:width="240"
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show-trigger
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@collapse="collapsed = true"
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@expand="collapsed = false"
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>
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<n-menu
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:collapsed="collapsed"
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:collapsed-width="64"
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:collapsed-icon-size="22"
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:options="menuOptions"
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:value="selectedKey"
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@update:value="handleMenuSelect"
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/>
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</n-layout-sider>
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<n-layout>
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<n-layout-header
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bordered
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:style="{
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height: '64px',
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padding: isMobile ? '0 16px' : '0 24px',
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display: 'flex',
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alignItems: 'center',
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}"
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>
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<n-button
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quaternary
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@click="toggleSidebar"
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:style="{
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marginRight: isMobile ? '8px' : '12px',
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padding: isMobile ? '8px' : '6px',
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}"
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:size="isMobile ? 'medium' : 'small'"
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>
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<template #icon>
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<n-icon :size="isMobile ? 20 : 18">
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<svg viewBox="0 0 24 24">
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<path
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v-if="!isMobile && collapsed"
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fill="currentColor"
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d="M3 18h18v-2H3v2zm0-5h18v-2H3v2zm0-7v2h18V6H3z"
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/>
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<path
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v-else-if="!isMobile && !collapsed"
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fill="currentColor"
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d="M3 18h13v-2H3v2zm0-5h10v-2H3v2zm0-7v2h13V6H3zm18 9.59L17.42 12 21 8.41 19.59 7l-5 5 5 5L21 15.59z"
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/>
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<!-- 移动端始终显示菜单图标 -->
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<path v-else fill="currentColor" d="M3 18h18v-2H3v2zm0-5h18v-2H3v2zm0-7v2h18V6H3z" />
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</svg>
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</n-icon>
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</template>
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</n-button>
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<span
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:style="{
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fontSize: isMobile ? '16px' : '18px',
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fontWeight: '500',
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overflow: 'hidden',
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textOverflow: 'ellipsis',
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whiteSpace: 'nowrap',
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}"
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>
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Vue TS Example
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</span>
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</n-layout-header>
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<n-layout-content
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:content-style="{
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padding: isMobile ? '16px' : '24px',
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minHeight: 'calc(100vh - 64px - 72px)', // 减去头部和底部高度
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}"
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>
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<router-view />
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</n-layout-content>
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<n-layout-footer
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bordered
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:style="{
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padding: isMobile ? '16px' : '24px',
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textAlign: 'center',
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}"
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>
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<span
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:style="{
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color: 'var(--n-text-color-disabled)',
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fontSize: isMobile ? '12px' : '14px',
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}"
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>
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© 2025 Vue TS Example. All rights reserved.
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</span>
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</n-layout-footer>
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</n-layout>
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</n-layout>
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</template>
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