mirror of https://github.com/vuejs/vitepress
Xavi Lee
2 years ago
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<script setup lang="ts">
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import { ref, shallowRef } from 'vue'
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import { useData } from '../composables/data'
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import { getHeaders, resolveTitle, type MenuItem } from '../composables/outline'
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import VPDocOutlineItem from './VPDocOutlineItem.vue'
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import { onContentUpdated } from 'vitepress'
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import VPIconChevronRight from './icons/VPIconChevronRight.vue'
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const { frontmatter, theme } = useData()
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const open = ref(false)
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onContentUpdated(() => {
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open.value = false
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})
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const headers = shallowRef<MenuItem[]>([])
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onContentUpdated(() => {
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headers.value = getHeaders(
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frontmatter.value.outline ?? theme.value.outline
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)
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})
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</script>
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<template>
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<div class="VPDocOutlineDropdown" v-if="headers.length > 0">
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<button @click="open = !open" :class="{ open }">
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{{ resolveTitle(theme) }}
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<VPIconChevronRight class="icon" />
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</button>
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<div class="items" v-if="open">
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<VPDocOutlineItem :headers="headers" />
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</div>
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</div>
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</template>
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<style scoped>
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.VPDocOutlineDropdown {
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margin-bottom: 48px;
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}
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.VPDocOutlineDropdown button {
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display: block;
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font-size: 14px;
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font-weight: 500;
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line-height: 24px;
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border: 1px solid var(--vp-c-border);
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padding: 4px 12px;
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color: var(--vp-c-text-2);
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background-color: var(--vp-c-default-soft);
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border-radius: 8px;
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transition: color 0.5s;
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}
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.VPDocOutlineDropdown button: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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.VPDocOutlineDropdown button.open {
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color: var(--vp-c-text-1);
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}
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.icon {
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display: inline-block;
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vertical-align: middle;
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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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:deep(.outline-link) {
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font-size: 14px;
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font-weight: 400;
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}
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.open > .icon {
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transform: rotate(90deg);
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}
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.items {
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margin-top: 12px;
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border-left: 1px solid var(--vp-c-divider);
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}
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</style>
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@ -0,0 +1,24 @@
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import { onContentUpdated } from 'vitepress'
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import { type DefaultTheme } from 'vitepress/theme'
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import { computed, shallowRef } from 'vue'
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import { getHeaders, type MenuItem } from '../composables/outline'
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import { useData } from './data'
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export function useLocalNav(): DefaultTheme.DocLocalNav {
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const { theme, frontmatter } = useData()
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const headers = shallowRef<MenuItem[]>([])
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const hasLocalNav = computed(() => {
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return headers.value.length > 0
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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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return {
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headers,
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hasLocalNav
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}
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}
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