mirror of
https://github.com/MisskeyIO/misskey
synced 2024-12-23 19:18:44 +09:00
9349f72227
* disable animation * refactor(client): MkPageHeaderのタブをMkPageHeader.tabsに分離 animationをフォローするように * update CHANGELOG.md * remove unnecessary props
219 lines
5.0 KiB
Vue
219 lines
5.0 KiB
Vue
<template>
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<div ref="el" :class="$style.tabs" @wheel="onTabWheel">
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<div :class="$style.tabsInner">
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<button v-for="t in tabs" :ref="(el) => tabRefs[t.key] = (el as HTMLElement)" v-tooltip.noDelay="t.title"
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class="_button" :class="[$style.tab, { [$style.active]: t.key != null && t.key === props.tab, [$style.animate]: defaultStore.reactiveState.animation.value }]"
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@mousedown="(ev) => onTabMousedown(t, ev)" @click="(ev) => onTabClick(t, ev)">
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<div :class="$style.tabInner">
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<i v-if="t.icon" :class="[$style.tabIcon, t.icon]"></i>
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<div v-if="!t.iconOnly || (!defaultStore.reactiveState.animation.value && t.key === tab)"
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:class="$style.tabTitle">{{ t.title }}</div>
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<Transition v-else @enter="enter" @after-enter="afterEnter" @leave="leave" @after-leave="afterLeave"
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mode="in-out">
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<div v-if="t.key === tab" :class="$style.tabTitle">{{ t.title }}</div>
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</Transition>
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</div>
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</button>
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</div>
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<div ref="tabHighlightEl"
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:class="[$style.tabHighlight, { [$style.animate]: defaultStore.reactiveState.animation.value }]"></div>
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</div>
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</template>
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<script lang="ts">
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export type Tab = {
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key: string;
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title: string;
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icon?: string;
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iconOnly?: boolean;
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onClick?: (ev: MouseEvent) => void;
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} & {
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iconOnly: true;
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iccn: string;
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};
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</script>
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<script lang="ts" setup>
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import { onMounted, onUnmounted, watch, nextTick } from 'vue';
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import { defaultStore } from '@/store';
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const props = withDefaults(defineProps<{
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tabs?: Tab[];
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tab?: string;
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rootEl?: HTMLElement;
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}>(), {
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tabs: () => ([] as Tab[]),
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});
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const emit = defineEmits<{
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(ev: 'update:tab', key: string);
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(ev: 'tabClick', key: string);
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}>();
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let el = $shallowRef<HTMLElement | null>(null);
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const tabRefs: Record<string, HTMLElement | null> = {};
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let tabHighlightEl = $shallowRef<HTMLElement | null>(null);
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function onTabMousedown(tab: Tab, ev: MouseEvent): void {
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// ユーザビリティの観点からmousedown時にはonClickは呼ばない
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if (tab.key) {
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emit('update:tab', tab.key);
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}
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}
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function onTabClick(t: Tab, ev: MouseEvent): void {
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emit('tabClick', t.key);
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if (t.onClick) {
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ev.preventDefault();
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ev.stopPropagation();
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t.onClick(ev);
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}
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if (t.key) {
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emit('update:tab', t.key);
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}
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}
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function renderTab() {
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const tabEl = props.tab ? tabRefs[props.tab] : undefined;
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if (tabEl && tabHighlightEl && tabHighlightEl.parentElement) {
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// offsetWidth や offsetLeft は少数を丸めてしまうため getBoundingClientRect を使う必要がある
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// https://developer.mozilla.org/ja/docs/Web/API/HTMLElement/offsetWidth#%E5%80%A4
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const parentRect = tabHighlightEl.parentElement.getBoundingClientRect();
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const rect = tabEl.getBoundingClientRect();
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tabHighlightEl.style.width = rect.width + 'px';
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tabHighlightEl.style.left = (rect.left - parentRect.left + tabHighlightEl.parentElement.scrollLeft) + 'px';
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}
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}
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function onTabWheel(ev: WheelEvent) {
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if (ev.deltaY !== 0 && ev.deltaX === 0) {
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ev.preventDefault();
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ev.stopPropagation();
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(ev.currentTarget as HTMLElement).scrollBy({
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left: ev.deltaY,
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behavior: 'smooth',
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});
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}
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return false;
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}
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function enter(el: HTMLElement) {
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const elementWidth = el.getBoundingClientRect().width;
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el.style.width = '0';
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el.offsetWidth; // reflow
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el.style.width = elementWidth + 'px';
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setTimeout(renderTab, 70);
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}
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function afterEnter(el: HTMLElement) {
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el.style.width = '';
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nextTick(renderTab);
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}
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function leave(el: HTMLElement) {
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const elementWidth = el.getBoundingClientRect().width;
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el.style.width = elementWidth + 'px';
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el.offsetWidth; // reflow
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el.style.width = '0';
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}
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function afterLeave(el: HTMLElement) {
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el.style.width = '';
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}
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let ro2: ResizeObserver | null;
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onMounted(() => {
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watch([() => props.tab, () => props.tabs], () => {
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nextTick(() => renderTab());
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}, {
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immediate: true,
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});
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if (props.rootEl) {
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ro2 = new ResizeObserver((entries, observer) => {
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if (document.body.contains(el as HTMLElement)) {
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nextTick(() => renderTab());
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}
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});
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ro2.observe(props.rootEl);
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}
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});
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onUnmounted(() => {
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if (ro2) ro2.disconnect();
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});
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</script>
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<style lang="scss" module>
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.tabs {
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display: block;
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position: relative;
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margin: 0;
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height: var(--height);
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font-size: 0.8em;
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text-align: center;
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overflow-x: auto;
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overflow-y: hidden;
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scrollbar-width: none;
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&::-webkit-scrollbar {
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display: none;
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}
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}
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.tabsInner {
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display: inline-block;
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height: var(--height);
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white-space: nowrap;
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}
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.tab {
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display: inline-block;
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position: relative;
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padding: 0 10px;
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height: 100%;
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font-weight: normal;
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opacity: 0.7;
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&:hover {
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opacity: 1;
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}
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&.active {
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opacity: 1;
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}
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&.animate {
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transition: opacity 0.2s ease;
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}
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}
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.tabInner {
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display: flex;
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align-items: center;
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}
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.tabIcon+.tabTitle {
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margin-left: 8px;
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}
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.tabTitle {
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overflow: hidden;
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transition: width 0.15s ease-in-out;
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}
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.tabHighlight {
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position: absolute;
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bottom: 0;
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height: 3px;
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background: var(--accent);
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border-radius: 999px;
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transition: none;
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pointer-events: none;
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&.animate {
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transition: width 0.15s ease, left 0.15s ease;
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}
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}
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</style>
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