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<!--
- SPDX-FileCopyrightText: 2024 Nextcloud GmbH and Nextcloud contributors
- SPDX-License-Identifier: AGPL-3.0-or-later
-->
<template>
<li ref="containerElement"
class="app-menu-entry"
:class="{
'app-menu-entry--active': app.active,
'app-menu-entry--truncated': needsSpace,
}">
<a class="app-menu-entry__link"
:href="app.href"
:title="app.name"
:aria-current="app.active ? 'page' : false"
:target="app.target ? '_blank' : undefined"
:rel="app.target ? 'noopener noreferrer' : undefined">
<AppMenuIcon class="app-menu-entry__icon" :app="app" />
<span ref="labelElement" class="app-menu-entry__label">
{{ app.name }}
</span>
</a>
</li>
</template>
<script setup lang="ts">
import type { INavigationEntry } from '../types/navigation'
import { onMounted, ref, watch } from 'vue'
import AppMenuIcon from './AppMenuIcon.vue'
const props = defineProps<{
app: INavigationEntry
}>()
const containerElement = ref<HTMLLIElement>()
const labelElement = ref<HTMLSpanElement>()
const needsSpace = ref(false)
/** Update the space requirements of the app label */
function calculateSize() {
const maxWidth = containerElement.value!.clientWidth
// Also keep the 0.5px letter spacing in mind
needsSpace.value = (maxWidth - props.app.name.length * 0.5) < (labelElement.value!.scrollWidth)
}
// Update size on mounted and when the app name changes
onMounted(calculateSize)
watch(() => props.app.name, calculateSize)
</script>
<style scoped lang="scss">
.app-menu-entry {
--app-menu-entry-font-size: 12px;
width: var(--header-height);
height: var(--header-height);
position: relative;
&__link {
position: relative;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
// Set color as this is shown directly on the background
color: var(--color-background-plain-text);
// Make space for focus-visible outline
width: calc(100% - 4px);
height: calc(100% - 4px);
margin: 2px;
}
&__label {
opacity: 0;
position: absolute;
font-size: var(--app-menu-entry-font-size);
// this is shown directly on the background
color: var(--color-background-plain-text);
text-align: center;
bottom: 0;
inset-inline-start: 50%;
top: 50%;
display: block;
transform: translateX(-50%);
max-width: 100%;
text-overflow: ellipsis;
overflow: hidden;
letter-spacing: -0.5px;
}
&__icon {
font-size: var(--app-menu-entry-font-size);
}
&--active {
// When hover or focus, show the label and make it bolder than the other entries
.app-menu-entry__label {
font-weight: bolder;
}
// When active show a line below the entry as an "active" indicator
&::before {
content: " ";
position: absolute;
pointer-events: none;
border-bottom-color: var(--color-main-background);
transform: translateX(-50%);
width: 10px;
height: 5px;
border-radius: 3px;
background-color: var(--color-background-plain-text);
inset-inline-start: 50%;
bottom: 8px;
display: block;
transition: all var(--animation-quick) ease-in-out;
opacity: 1;
}
}
&__icon,
&__label {
transition: all var(--animation-quick) ease-in-out;
}
// Make the hovered entry bold to see that it is hovered
&:hover .app-menu-entry__label,
&:focus-within .app-menu-entry__label {
font-weight: bold;
}
// Adjust the width when an entry is focussed
// The focussed / hovered entry should grow, while both neighbors need to shrink
&--truncated:hover,
&--truncated:focus-within {
.app-menu-entry__label {
max-width: calc(var(--header-height) + var(--app-menu-entry-growth));
}
// The next entry needs to shrink half the growth
+ .app-menu-entry {
.app-menu-entry__label {
font-weight: normal;
max-width: calc(var(--header-height) - var(--app-menu-entry-growth));
}
}
}
// The previous entry needs to shrink half the growth
&:has(+ .app-menu-entry--truncated:hover),
&:has(+ .app-menu-entry--truncated:focus-within) {
.app-menu-entry__label {
font-weight: normal;
max-width: calc(var(--header-height) - var(--app-menu-entry-growth));
}
}
}
</style>
<style lang="scss">
// Showing the label
.app-menu-entry:hover,
.app-menu-entry:focus-within,
.app-menu__list:hover,
.app-menu__list:focus-within {
// Move icon up so that the name does not overflow the icon
.app-menu-entry__icon {
margin-block-end: 1lh;
}
// Make the label visible
.app-menu-entry__label {
opacity: 1;
}
// Hide indicator when the text is shown
.app-menu-entry--active::before {
opacity: 0;
}
.app-menu-icon__unread {
opacity: 0;
}
}
</style>
|
