144 lines
2.9 KiB
Vue
144 lines
2.9 KiB
Vue
<script lang="ts" setup>
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import { useWindowScroll } from '@vueuse/core'
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import { onContentUpdated } from 'vitepress'
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import { computed, onMounted, ref, shallowRef } from 'vue'
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import { useData } from '../composables/data'
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import { getHeaders, type MenuItem } from '../composables/outline'
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import { useSidebar } from '../composables/sidebar'
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import VPLocalNavOutlineDropdown from './VPLocalNavOutlineDropdown.vue'
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import VPIconAlignLeft from './icons/VPIconAlignLeft.vue'
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defineProps<{
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open: boolean
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}>()
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defineEmits<{
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(e: 'open-menu'): void
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}>()
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const { theme, frontmatter } = useData()
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const { hasSidebar } = useSidebar()
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// @ts-ignore
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const { y } = useWindowScroll()
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const headers = shallowRef<MenuItem[]>([])
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const navHeight = ref(0)
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onMounted(() => {
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navHeight.value = parseInt(
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getComputedStyle(document.documentElement).getPropertyValue(
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'--vp-nav-height'
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)
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)
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})
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onContentUpdated(() => {
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headers.value = getHeaders(frontmatter.value.outline ?? theme.value.outline)
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})
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const empty = computed(() => {
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return headers.value.length === 0 && !hasSidebar.value
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})
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const classes = computed(() => {
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return {
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VPLocalNav: true,
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fixed: empty.value,
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'reached-top': y.value >= navHeight.value
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}
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})
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</script>
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<template>
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<div
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v-if="frontmatter.layout !== 'home' && (!empty || y >= navHeight)"
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:class="classes"
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>
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<button
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v-if="hasSidebar"
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class="menu"
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:aria-expanded="open"
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aria-controls="VPSidebarNav"
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@click="$emit('open-menu')"
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>
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<VPIconAlignLeft class="menu-icon" />
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<span class="menu-text">
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{{ theme.sidebarMenuLabel || 'Menu' }}
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</span>
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</button>
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<VPLocalNavOutlineDropdown :headers="headers" :navHeight="navHeight" />
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</div>
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</template>
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<style scoped>
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.VPLocalNav {
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position: sticky;
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top: 0;
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/*rtl:ignore*/
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left: 0;
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z-index: var(--vp-z-index-local-nav);
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display: flex;
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justify-content: space-between;
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align-items: center;
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border-top: 1px solid var(--vp-c-gutter);
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border-bottom: 1px solid var(--vp-c-gutter);
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padding-top: var(--vp-layout-top-height, 0px);
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width: 100%;
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background-color: var(--vp-local-nav-bg-color);
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}
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.VPLocalNav.fixed {
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position: fixed;
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}
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.VPLocalNav.reached-top {
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border-top-color: transparent;
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}
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@media (min-width: 960px) {
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.VPLocalNav {
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display: none;
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}
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}
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.menu {
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display: flex;
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align-items: center;
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padding: 12px 24px 11px;
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line-height: 24px;
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font-size: 12px;
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font-weight: 500;
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color: var(--vp-c-text-2);
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transition: color 0.5s;
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}
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.menu:hover {
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color: var(--vp-c-text-1);
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transition: color 0.25s;
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}
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@media (min-width: 768px) {
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.menu {
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padding: 0 32px;
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}
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}
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.menu-icon {
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margin-right: 8px;
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width: 16px;
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height: 16px;
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fill: currentColor;
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}
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.VPOutlineDropdown {
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padding: 12px 24px 11px;
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}
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@media (min-width: 768px) {
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.VPOutlineDropdown {
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padding: 12px 32px 11px;
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}
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}
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</style>
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