/
VPSidebar.vue
132 lines (115 loc) · 2.8 KB
/
VPSidebar.vue
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
<script lang="ts" setup>
import { ref, watchPostEffect } from 'vue'
import { disableBodyScroll, clearAllBodyScrollLocks } from 'body-scroll-lock'
import { useSidebar } from '../composables/sidebar.js'
import VPSidebarGroup from './VPSidebarGroup.vue'
const { sidebar, hasSidebar } = useSidebar()
const props = defineProps<{
open: boolean
}>()
// a11y: focus Nav element when menu has opened
let navEl = ref<HTMLElement | null>(null)
function lockBodyScroll() {
disableBodyScroll(navEl.value!, { reserveScrollBarGap: true })
}
function unlockBodyScroll() {
clearAllBodyScrollLocks()
}
watchPostEffect(async () => {
if (props.open) {
lockBodyScroll()
navEl.value?.focus()
} else {
unlockBodyScroll()
}
})
</script>
<template>
<aside
v-if="hasSidebar"
class="VPSidebar"
:class="{ open }"
ref="navEl"
@click.stop
>
<nav class="nav" id="VPSidebarNav" aria-labelledby="sidebar-aria-label" tabindex="-1">
<span class="visually-hidden" id="sidebar-aria-label">
Sidebar Navigation
</span>
<div v-for="group in sidebar" :key="group.text" class="group">
<VPSidebarGroup
:text="group.text"
:items="group.items"
:collapsible="group.collapsible"
:collapsed="group.collapsed"
/>
</div>
</nav>
</aside>
</template>
<style scoped>
.VPSidebar {
position: fixed;
top: 0;
bottom: 0;
left: 0;
z-index: var(--vp-z-index-sidebar);
padding: 32px 32px 96px;
width: calc(100vw - 64px);
max-width: 320px;
background-color: var(--vp-c-bg);
opacity: 0;
box-shadow: var(--vp-c-shadow-3);
overflow-x: hidden;
overflow-y: auto;
transform: translateX(-100%);
transition: opacity 0.5s, transform 0.25s ease;
}
.VPSidebar.open {
opacity: 1;
visibility: visible;
transform: translateX(0);
transition: opacity 0.25s,
transform 0.5s cubic-bezier(0.19, 1, 0.22, 1);
}
.dark .VPSidebar {
box-shadow: var(--vp-shadow-1);
}
@media (min-width: 960px) {
.VPSidebar {
z-index: 1;
padding-top: var(--vp-nav-height-desktop);
padding-bottom: 128px;
width: var(--vp-sidebar-width);
max-width: 100%;
background-color: var(--vp-c-bg-alt);
opacity: 1;
visibility: visible;
box-shadow: none;
transform: translateX(0);
}
}
@media (min-width: 1440px) {
.VPSidebar {
padding-left: max(32px, calc((100% - (var(--vp-layout-max-width) - 64px)) / 2));
width: calc((100% - (var(--vp-layout-max-width) - 64px)) / 2 + var(--vp-sidebar-width) - 32px);
}
}
.nav {
outline: 0;
}
.group + .group {
margin-top: 32px;
border-top: 1px solid var(--vp-c-divider-light);
padding-top: 10px;
}
@media (min-width: 960px) {
.group {
padding-top: 10px;
width: calc(var(--vp-sidebar-width) - 64px);
}
.group + .group {
margin-top: 24px;
}
}
</style>