misskey/packages/frontend/src/components/MkMenu.vue
2023-10-29 16:09:20 +09:00

435 lines
11 KiB
Vue

<!--
SPDX-FileCopyrightText: syuilo and other misskey contributors
SPDX-License-Identifier: AGPL-3.0-only
-->
<template>
<div role="menu">
<div
ref="itemsEl" v-hotkey="keymap"
class="_popup _shadow"
:class="[$style.root, { [$style.center]: align === 'center', [$style.asDrawer]: asDrawer }]"
:style="{ width: (width && !asDrawer) ? width + 'px' : '', maxHeight: maxHeight ? maxHeight + 'px' : '' }"
@contextmenu.self="e => e.preventDefault()"
>
<template v-for="(item, i) in items2">
<div v-if="item === null" role="separator" :class="$style.divider"></div>
<span v-else-if="item.type === 'label'" role="menuitem" :class="[$style.label, $style.item]">
<span>{{ item.text }}</span>
</span>
<span v-else-if="item.type === 'pending'" role="menuitem" :tabindex="i" :class="[$style.pending, $style.item]">
<span><MkEllipsis/></span>
</span>
<MkA v-else-if="item.type === 'link'" role="menuitem" :to="item.to" :tabindex="i" class="_button" :class="$style.item" @click.passive="close(true)" @mouseenter.passive="onItemMouseEnter(item)" @mouseleave.passive="onItemMouseLeave(item)">
<i v-if="item.icon" class="ti-fw" :class="[$style.icon, item.icon]"></i>
<MkAvatar v-if="item.avatar" :user="item.avatar" :class="$style.avatar"/>
<span>{{ item.text }}</span>
<span v-if="item.indicate" :class="$style.indicator"><i class="_indicatorCircle"></i></span>
</MkA>
<a v-else-if="item.type === 'a'" role="menuitem" :href="item.href" :target="item.target" :download="item.download" :tabindex="i" class="_button" :class="$style.item" @click="close(true)" @mouseenter.passive="onItemMouseEnter(item)" @mouseleave.passive="onItemMouseLeave(item)">
<i v-if="item.icon" class="ti-fw" :class="[$style.icon, item.icon]"></i>
<span>{{ item.text }}</span>
<span v-if="item.indicate" :class="$style.indicator"><i class="_indicatorCircle"></i></span>
</a>
<button v-else-if="item.type === 'user'" role="menuitem" :tabindex="i" class="_button" :class="[$style.item, { [$style.active]: item.active }]" :disabled="item.active" @click="clicked(item.action, $event)" @mouseenter.passive="onItemMouseEnter(item)" @mouseleave.passive="onItemMouseLeave(item)">
<MkAvatar :user="item.user" :class="$style.avatar"/><MkUserName :user="item.user"/>
<span v-if="item.indicate" :class="$style.indicator"><i class="_indicatorCircle"></i></span>
</button>
<button v-else-if="item.type === 'switch'" role="menuitemcheckbox" :tabindex="i" class="_button" :class="[$style.item, $style.switch, { [$style.switchDisabled]: item.disabled } ]" @click="switchItem(item)" @mouseenter.passive="onItemMouseEnter(item)" @mouseleave.passive="onItemMouseLeave(item)">
<MkSwitchButton :class="$style.switchButton" :checked="item.ref" :disabled="item.disabled" @toggle="switchItem(item)"/>
<span :class="$style.switchText">{{ item.text }}</span>
</button>
<button v-else-if="item.type === 'parent'" class="_button" role="menuitem" :tabindex="i" :class="[$style.item, $style.parent, { [$style.childShowing]: childShowingItem === item }]" @mouseenter="preferClick ? null : showChildren(item, $event)" @click="!preferClick ? null : showChildren(item, $event)">
<i v-if="item.icon" class="ti-fw" :class="[$style.icon, item.icon]" style="pointer-events: none;"></i>
<span style="pointer-events: none;">{{ item.text }}</span>
<span :class="$style.caret" style="pointer-events: none;"><i class="ti ti-chevron-right ti-fw"></i></span>
</button>
<button v-else :tabindex="i" class="_button" role="menuitem" :class="[$style.item, { [$style.danger]: item.danger, [$style.active]: item.active }]" :disabled="item.active" @click="clicked(item.action, $event)" @mouseenter.passive="onItemMouseEnter(item)" @mouseleave.passive="onItemMouseLeave(item)">
<i v-if="item.icon" class="ti-fw" :class="[$style.icon, item.icon]"></i>
<MkAvatar v-if="item.avatar" :user="item.avatar" :class="$style.avatar"/>
<span>{{ item.text }}</span>
<span v-if="item.indicate" :class="$style.indicator"><i class="_indicatorCircle"></i></span>
</button>
</template>
<span v-if="items2.length === 0" :class="[$style.none, $style.item]">
<span>{{ i18n.ts.none }}</span>
</span>
</div>
<div v-if="childMenu">
<XChild ref="child" :items="childMenu" :targetElement="childTarget" :rootElement="itemsEl" showing @actioned="childActioned" @close="close(false)"/>
</div>
</div>
</template>
<script lang="ts">
import { Ref, defineAsyncComponent, nextTick, onBeforeUnmount, onMounted, ref, watch } from 'vue';
import { focusPrev, focusNext } from '@/scripts/focus.js';
import MkSwitchButton from '@/components/MkSwitch.button.vue';
import { MenuItem, InnerMenuItem, MenuPending, MenuAction, MenuSwitch, MenuParent } from '@/types/menu';
import * as os from '@/os.js';
import { i18n } from '@/i18n.js';
import { isTouchUsing } from '@/scripts/touch.js';
const childrenCache = new WeakMap<MenuParent, MenuItem[]>();
</script>
<script lang="ts" setup>
const XChild = defineAsyncComponent(() => import('./MkMenu.child.vue'));
const props = defineProps<{
items: MenuItem[];
viaKeyboard?: boolean;
asDrawer?: boolean;
align?: 'center' | string;
width?: number;
maxHeight?: number;
}>();
const emit = defineEmits<{
(ev: 'close', actioned?: boolean): void;
(ev: 'hide'): void;
}>();
let itemsEl = $shallowRef<HTMLDivElement>();
let items2: InnerMenuItem[] = $ref([]);
let child = $shallowRef<InstanceType<typeof XChild>>();
let keymap = $computed(() => ({
'up|k|shift+tab': focusUp,
'down|j|tab': focusDown,
'esc': close,
}));
let childShowingItem = $ref<MenuItem | null>();
let preferClick = isTouchUsing || props.asDrawer;
watch(() => props.items, () => {
const items: (MenuItem | MenuPending)[] = [...props.items].filter(item => item !== undefined);
for (let i = 0; i < items.length; i++) {
const item = items[i];
if (item && 'then' in item) { // if item is Promise
items[i] = { type: 'pending' };
item.then(actualItem => {
items2[i] = actualItem;
});
}
}
items2 = items as InnerMenuItem[];
}, {
immediate: true,
});
const childMenu = ref<MenuItem[] | null>();
let childTarget = $shallowRef<HTMLElement | null>();
function closeChild() {
childMenu.value = null;
childShowingItem = null;
}
function childActioned() {
closeChild();
close(true);
}
const onGlobalMousedown = (event: MouseEvent) => {
if (childTarget && (event.target === childTarget || childTarget.contains(event.target))) return;
if (child && child.checkHit(event)) return;
closeChild();
};
let childCloseTimer: null | number = null;
function onItemMouseEnter(item) {
childCloseTimer = window.setTimeout(() => {
closeChild();
}, 300);
}
function onItemMouseLeave(item) {
if (childCloseTimer) window.clearTimeout(childCloseTimer);
}
async function showChildren(item: MenuParent, ev: MouseEvent) {
const children = await (async () => {
if (childrenCache.has(item)) {
return childrenCache.get(item)!;
} else {
if (typeof item.children === 'function') {
return Promise.resolve(item.children());
} else {
return item.children;
}
}
})();
childrenCache.set(item, children);
if (props.asDrawer) {
os.popupMenu(children, ev.currentTarget ?? ev.target).finally(() => {
emit('close');
});
emit('hide');
} else {
childTarget = ev.currentTarget ?? ev.target;
// これでもリアクティビティは保たれる
childMenu.value = children;
childShowingItem = item;
}
}
function clicked(fn: MenuAction, ev: MouseEvent) {
fn(ev);
close(true);
}
function close(actioned = false) {
emit('close', actioned);
}
function focusUp() {
focusPrev(document.activeElement);
}
function focusDown() {
focusNext(document.activeElement);
}
function switchItem(item: MenuSwitch & { ref: any }) {
if (item.disabled) return;
item.ref = !item.ref;
}
onMounted(() => {
if (props.viaKeyboard) {
nextTick(() => {
if (itemsEl) focusNext(itemsEl.children[0], true, false);
});
}
// TODO: アクティブな要素までスクロール
//itemsEl.scrollTo();
document.addEventListener('mousedown', onGlobalMousedown, { passive: true });
});
onBeforeUnmount(() => {
document.removeEventListener('mousedown', onGlobalMousedown);
});
</script>
<style lang="scss" module>
.root {
padding: 8px 0;
box-sizing: border-box;
min-width: 200px;
overflow: auto;
overscroll-behavior: contain;
&.center {
> .item {
text-align: center;
}
}
&.asDrawer {
padding: 12px 0 max(env(safe-area-inset-bottom, 0px), 12px) 0;
width: 100%;
border-radius: 24px;
border-bottom-right-radius: 0;
border-bottom-left-radius: 0;
> .item {
font-size: 1em;
padding: 12px 24px;
&:before {
width: calc(100% - 24px);
border-radius: 12px;
}
> .icon {
margin-right: 14px;
width: 24px;
}
}
> .divider {
margin: 12px 0;
}
}
}
.item {
display: block;
position: relative;
padding: 5px 16px;
width: 100%;
box-sizing: border-box;
white-space: nowrap;
font-size: 0.9em;
line-height: 20px;
text-align: left;
overflow: hidden;
text-overflow: ellipsis;
&:before {
content: "";
display: block;
position: absolute;
z-index: -1;
top: 0;
left: 0;
right: 0;
margin: auto;
width: calc(100% - 16px);
height: 100%;
border-radius: 6px;
}
&:not(:disabled):hover {
color: var(--accent);
text-decoration: none;
&:before {
background: var(--accentedBg);
}
}
&.danger {
color: #ff2a2a;
&:hover {
color: #fff;
&:before {
background: #ff4242;
}
}
&:active {
color: #fff;
&:before {
background: #d42e2e !important;
}
}
}
&:active,
&.active {
color: var(--fgOnAccent) !important;
opacity: 1;
&:before {
background: var(--accent) !important;
}
}
&:not(:active):focus-visible {
box-shadow: 0 0 0 2px var(--focus) inset;
}
&.label {
pointer-events: none;
font-size: 0.7em;
padding-bottom: 4px;
> span {
opacity: 0.7;
}
}
&.pending {
pointer-events: none;
opacity: 0.7;
}
&.none {
pointer-events: none;
opacity: 0.7;
}
&.parent {
pointer-events: auto;
display: flex;
align-items: center;
cursor: default;
&.childShowing {
color: var(--accent);
text-decoration: none;
&:before {
background: var(--accentedBg);
}
}
}
}
.switch {
position: relative;
display: flex;
transition: all 0.2s ease;
user-select: none;
cursor: pointer;
}
.switchDisabled {
cursor: not-allowed;
}
.switchButton {
margin-left: -2px;
}
.switchText {
margin-left: 8px;
margin-top: 2px;
overflow: hidden;
text-overflow: ellipsis;
}
.switchInput {
position: absolute;
width: 0;
height: 0;
opacity: 0;
margin: 0;
}
.icon {
margin-right: 8px;
}
.caret {
margin-left: auto;
}
.avatar {
margin-right: 5px;
width: 20px;
height: 20px;
}
.indicator {
position: absolute;
top: 5px;
left: 13px;
color: var(--indicator);
font-size: 12px;
animation: blink 1s infinite;
}
.divider {
margin: 8px 0;
border-top: solid 0.5px var(--divider);
}
</style>