rudeshark.net/packages/client/src/pages/admin/_header_.vue

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<template>
<div ref="el" class="fdidabkc" :style="{ background: bg }" @click="onClick">
<template v-if="metadata">
<div class="titleContainer" @click="showTabsPopup">
<i v-if="metadata.icon" class="icon" :class="metadata.icon"></i>
<div class="title">
<div class="title">{{ metadata.title }}</div>
</div>
</div>
<div class="tabs">
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<button v-for="tab in tabs" :ref="(el) => tabRefs[tab.key] = el" v-tooltip.noDelay="tab.title" class="tab _button" :class="{ active: tab.key != null && tab.key === props.tab }" @mousedown="(ev) => onTabMousedown(tab, ev)" @click="(ev) => onTabClick(tab, ev)">
<i v-if="tab.icon" class="icon" :class="tab.icon"></i>
<span v-if="!tab.iconOnly" class="title">{{ tab.title }}</span>
</button>
<div ref="tabHighlightEl" class="highlight"></div>
</div>
</template>
<div class="buttons right">
<template v-if="actions">
<template v-for="action in actions">
<MkButton v-if="action.asFullButton" class="fullButton" primary @click.stop="action.handler"><i :class="action.icon" style="margin-right: 6px;"></i>{{ action.text }}</MkButton>
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<button v-else v-tooltip.noDelay="action.text" class="_button button" :class="{ highlighted: action.highlighted }" @click.stop="action.handler" @touchstart="preventDrag"><i :class="action.icon"></i></button>
</template>
</template>
</div>
</div>
</template>
<script lang="ts" setup>
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import { computed, onMounted, onUnmounted, ref, inject, watch, nextTick } from 'vue';
import tinycolor from 'tinycolor2';
import { popupMenu } from '@/os';
import { url } from '@/config';
import { scrollToTop } from '@/scripts/scroll';
import MkButton from '@/components/MkButton.vue';
import { i18n } from '@/i18n';
import { globalEvents } from '@/events';
import { injectPageMetadata } from '@/scripts/page-metadata';
type Tab = {
key?: string | null;
title: string;
icon?: string;
iconOnly?: boolean;
onClick?: (ev: MouseEvent) => void;
};
const props = defineProps<{
tabs?: Tab[];
tab?: string;
actions?: {
text: string;
icon: string;
asFullButton?: boolean;
handler: (ev: MouseEvent) => void;
}[];
thin?: boolean;
}>();
const emit = defineEmits<{
(ev: 'update:tab', key: string);
}>();
const metadata = injectPageMetadata();
const el = ref<HTMLElement>(null);
const tabRefs = {};
const tabHighlightEl = $ref<HTMLElement | null>(null);
const bg = ref(null);
const height = ref(0);
const hasTabs = computed(() => {
return props.tabs && props.tabs.length > 0;
});
const showTabsPopup = (ev: MouseEvent) => {
if (!hasTabs.value) return;
ev.preventDefault();
ev.stopPropagation();
const menu = props.tabs.map(tab => ({
text: tab.title,
icon: tab.icon,
active: tab.key != null && tab.key === props.tab,
action: (ev) => {
onTabClick(tab, ev);
},
}));
popupMenu(menu, ev.currentTarget ?? ev.target);
};
const preventDrag = (ev: TouchEvent) => {
ev.stopPropagation();
};
const onClick = () => {
scrollToTop(el.value, { behavior: 'smooth' });
};
function onTabMousedown(tab: Tab, ev: MouseEvent): void {
// ユーザビリティの観点からmousedown時にはonClickは呼ばない
if (tab.key) {
emit('update:tab', tab.key);
}
}
function onTabClick(tab: Tab, ev: MouseEvent): void {
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if (tab.onClick) {
ev.preventDefault();
ev.stopPropagation();
tab.onClick(ev);
}
if (tab.key) {
emit('update:tab', tab.key);
}
}
const calcBg = () => {
const rawBg = metadata?.bg || 'var(--bg)';
const tinyBg = tinycolor(rawBg.startsWith('var(') ? getComputedStyle(document.documentElement).getPropertyValue(rawBg.slice(4, -1)) : rawBg);
tinyBg.setAlpha(0.85);
bg.value = tinyBg.toRgbString();
};
onMounted(() => {
calcBg();
globalEvents.on('themeChanged', calcBg);
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watch(() => [props.tab, props.tabs], () => {
nextTick(() => {
const tabEl = tabRefs[props.tab];
if (tabEl && tabHighlightEl) {
// offsetWidth や offsetLeft は少数を丸めてしまうため getBoundingClientRect を使う必要がある
// https://developer.mozilla.org/ja/docs/Web/API/HTMLElement/offsetWidth#%E5%80%A4
const parentRect = tabEl.parentElement.getBoundingClientRect();
const rect = tabEl.getBoundingClientRect();
tabHighlightEl.style.width = rect.width + 'px';
tabHighlightEl.style.left = (rect.left - parentRect.left) + 'px';
}
});
}, {
immediate: true,
});
});
onUnmounted(() => {
globalEvents.off('themeChanged', calcBg);
});
</script>
<style lang="scss" scoped>
.fdidabkc {
--height: 60px;
display: flex;
width: 100%;
-webkit-backdrop-filter: var(--blur, blur(15px));
backdrop-filter: var(--blur, blur(15px));
> .buttons {
--margin: 8px;
display: flex;
align-items: center;
height: var(--height);
margin: 0 var(--margin);
&.right {
margin-left: auto;
}
&:empty {
width: var(--height);
}
> .button {
display: flex;
align-items: center;
justify-content: center;
height: calc(var(--height) - (var(--margin) * 2));
width: calc(var(--height) - (var(--margin) * 2));
box-sizing: border-box;
position: relative;
border-radius: 5px;
&:hover {
background: rgba(0, 0, 0, 0.05);
}
&.highlighted {
color: var(--accent);
}
}
> .fullButton {
& + .fullButton {
margin-left: 12px;
}
}
}
> .titleContainer {
display: flex;
align-items: center;
max-width: 400px;
overflow: auto;
white-space: nowrap;
text-align: left;
font-weight: bold;
flex-shrink: 0;
margin-left: 24px;
> .avatar {
$size: 32px;
display: inline-block;
width: $size;
height: $size;
vertical-align: bottom;
margin: 0 8px;
pointer-events: none;
}
> .icon {
margin-right: 8px;
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width: 16px;
text-align: center;
}
> .title {
min-width: 0;
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
line-height: 1.1;
> .subtitle {
opacity: 0.6;
font-size: 0.8em;
font-weight: normal;
white-space: nowrap;
overflow: hidden;
text-overflow: ellipsis;
&.activeTab {
text-align: center;
> .chevron {
display: inline-block;
margin-left: 6px;
}
}
}
}
}
> .tabs {
position: relative;
margin-left: 16px;
font-size: 0.8em;
overflow: auto;
white-space: nowrap;
> .tab {
display: inline-block;
position: relative;
padding: 0 10px;
height: 100%;
font-weight: normal;
opacity: 0.7;
&:hover {
opacity: 1;
}
&.active {
opacity: 1;
}
> .icon + .title {
margin-left: 8px;
}
}
> .highlight {
position: absolute;
bottom: 0;
height: 3px;
background: var(--accent);
border-radius: 999px;
transition: all 0.2s ease;
pointer-events: none;
}
}
}
</style>