enhance: show recipients of notes with specified visibility (#8949)

* enhance: reusable visibility component

* rename renote tooltip component

The tooltip that is used for renotes can be used in other cases as well.

* add tooltip for specified recipients

* add changelog entry

* Update visibility.vue

Co-authored-by: syuilo <Syuilotan@yahoo.co.jp>

packages/client/src/components/users-tooltip.vue

@@ -0,0 +1,50 @@
+<template>
+<MkTooltip ref="tooltip" :target-element="targetElement" :max-width="250" @closed="emit('closed')">
+	<div class="beaffaef">
+		<div v-for="u in users" :key="u.id" class="user">
+			<MkAvatar class="avatar" :user="u"/>
+			<MkUserName class="name" :user="u" :nowrap="true"/>
+		</div>
+		<div v-if="users.length < count" class="omitted">+{{ count - users.length }}</div>
+	</div>
+</MkTooltip>
+</template>
+
+<script lang="ts" setup>
+import { } from 'vue';
+import MkTooltip from './ui/tooltip.vue';
+
+const props = defineProps<{
+	users: any[]; // TODO
+	count: number;
+	targetElement: HTMLElement;
+}>();
+
+const emit = defineEmits<{
+	(ev: 'closed'): void;
+}>();
+</script>
+
+<style lang="scss" scoped>
+.beaffaef {
+	font-size: 0.9em;
+	text-align: left;
+
+	> .user {
+		line-height: 24px;
+		white-space: nowrap;
+		overflow: hidden;
+		text-overflow: ellipsis;
+
+		&:not(:last-child) {
+			margin-bottom: 3px;
+		}
+
+		> .avatar {
+			width: 24px;
+			height: 24px;
+			margin-right: 3px;
+		}
+	}
+}
+</style>