refactor(client): Refine routing (#8846)

packages/client/package.json

@@ -77,7 +77,6 @@
 		"vite": "2.9.10",
 		"vue": "3.2.37",
 		"vue-prism-editor": "2.0.0-alpha.2",
-		"vue-router": "4.0.16",
 		"vuedraggable": "4.0.1",
 		"websocket": "1.0.34",
 		"ws": "8.8.0"

packages/client/src/account.ts

@@ -1,11 +1,11 @@
-import { del, get, set } from '@/scripts/idb-proxy';
 import { defineAsyncComponent, reactive } from 'vue';
 import * as misskey from 'misskey-js';
+import { showSuspendedDialog } from './scripts/show-suspended-dialog';
+import { i18n } from './i18n';
+import { del, get, set } from '@/scripts/idb-proxy';
 import { apiUrl } from '@/config';
 import { waiting, api, popup, popupMenu, success, alert } from '@/os';
 import { unisonReload, reloadChannel } from '@/scripts/unison-reload';
-import { showSuspendedDialog } from './scripts/show-suspended-dialog';
-import { i18n } from './i18n';
 
 // TODO: 他のタブと永続化されたstateを同期
 
@@ -22,13 +22,7 @@ export async function signout() {
 	waiting();
 	localStorage.removeItem('account');
 
-	//#region Remove account
-	const accounts = await getAccounts();
-	accounts.splice(accounts.findIndex(x => x.id === $i.id), 1);
-
-	if (accounts.length > 0) await set('accounts', accounts);
-	else await del('accounts');
-	//#endregion
+	await removeAccount($i.id);
 
 	//#region Remove service worker registration
 	try {
@@ -55,7 +49,7 @@ export async function signout() {
 	} catch (err) {}
 	//#endregion
 
-	document.cookie = `igi=; path=/`;
+	document.cookie = 'igi=; path=/';
 
 	if (accounts.length > 0) login(accounts[0].token);
 	else unisonReload('/');
@@ -72,14 +66,22 @@ export async function addAccount(id: Account['id'], token: Account['token']) {
 	}
 }
 
+export async function removeAccount(id: Account['id']) {
+	const accounts = await getAccounts();
+	accounts.splice(accounts.findIndex(x => x.id === id), 1);
+
+	if (accounts.length > 0) await set('accounts', accounts);
+	else await del('accounts');
+}
+
 function fetchAccount(token: string): Promise<Account> {
 	return new Promise((done, fail) => {
 		// Fetch user
 		fetch(`${apiUrl}/i`, {
 			method: 'POST',
 			body: JSON.stringify({
-				i: token
-			})
+				i: token,
+			}),
 		})
 		.then(res => res.json())
 		.then(res => {
@@ -216,13 +218,13 @@ export async function openAccountMenu(opts: {
 			type: 'link',
 			icon: 'fas fa-users',
 			text: i18n.ts.manageAccounts,
-			to: `/settings/accounts`,
+			to: '/settings/accounts',
 		}]], ev.currentTarget ?? ev.target, {
-			align: 'left'
+			align: 'left',
 		});
 	} else {
 		popupMenu([...(opts.includeCurrentAccount ? [createItem($i)] : []), ...accountItemPromises], ev.currentTarget ?? ev.target, {
-			align: 'left'
+			align: 'left',
 		});
 	}
 }

packages/client/src/components/chart.vue

@@ -13,7 +13,7 @@
   id-denylist violation when setting it. This is causing about 60+ lint issues.
   As this is part of Chart.js's API it makes sense to disable the check here.
 */
-import { defineProps, onMounted, ref, watch, PropType, onUnmounted } from 'vue';
+import { onMounted, ref, watch, PropType, onUnmounted } from 'vue';
 import {
 	Chart,
 	ArcElement,
@@ -53,7 +53,7 @@ const props = defineProps({
 	limit: {
 		type: Number,
 		required: false,
-		default: 90
+		default: 90,
 	},
 	span: {
 		type: String as PropType<'hour' | 'day'>,
@@ -62,22 +62,22 @@ const props = defineProps({
 	detailed: {
 		type: Boolean,
 		required: false,
-		default: false
+		default: false,
 	},
 	stacked: {
 		type: Boolean,
 		required: false,
-		default: false
+		default: false,
 	},
 	bar: {
 		type: Boolean,
 		required: false,
-		default: false
+		default: false,
 	},
 	aspectRatio: {
 		type: Number,
 		required: false,
-		default: null
+		default: null,
 	},
 });
 
@@ -156,7 +156,7 @@ const getDate = (ago: number) => {
 const format = (arr) => {
 	return arr.map((v, i) => ({
 		x: getDate(i).getTime(),
-		y: v
+		y: v,
 	}));
 };
 
@@ -343,7 +343,7 @@ const render = () => {
 							min: 'original',
 							max: 'original',
 						},
-					}
+					},
 				} : undefined,
 				//gradient,
 			},
@@ -367,8 +367,8 @@ const render = () => {
 					ctx.stroke();
 					ctx.restore();
 				}
-			}
-		}]
+			},
+		}],
 	});
 };
 
@@ -433,18 +433,18 @@ const fetchApRequestChart = async (): Promise<typeof chartData> => {
 			name: 'In',
 			type: 'area',
 			color: '#008FFB',
-			data: format(raw.inboxReceived)
+			data: format(raw.inboxReceived),
 		}, {
 			name: 'Out (succ)',
 			type: 'area',
 			color: '#00E396',
-			data: format(raw.deliverSucceeded)
+			data: format(raw.deliverSucceeded),
 		}, {
 			name: 'Out (fail)',
 			type: 'area',
 			color: '#FEB019',
-			data: format(raw.deliverFailed)
-		}]
+			data: format(raw.deliverFailed),
+		}],
 	};
 };
 
@@ -456,7 +456,7 @@ const fetchNotesChart = async (type: string): Promise<typeof chartData> => {
 			type: 'line',
 			data: format(type === 'combined'
 				? sum(raw.local.inc, negate(raw.local.dec), raw.remote.inc, negate(raw.remote.dec))
-				: sum(raw[type].inc, negate(raw[type].dec))
+				: sum(raw[type].inc, negate(raw[type].dec)),
 			),
 			color: '#888888',
 		}, {
@@ -464,7 +464,7 @@ const fetchNotesChart = async (type: string): Promise<typeof chartData> => {
 			type: 'area',
 			data: format(type === 'combined'
 				? sum(raw.local.diffs.renote, raw.remote.diffs.renote)
-				: raw[type].diffs.renote
+				: raw[type].diffs.renote,
 			),
 			color: colors.green,
 		}, {
@@ -472,7 +472,7 @@ const fetchNotesChart = async (type: string): Promise<typeof chartData> => {
 			type: 'area',
 			data: format(type === 'combined'
 				? sum(raw.local.diffs.reply, raw.remote.diffs.reply)
-				: raw[type].diffs.reply
+				: raw[type].diffs.reply,
 			),
 			color: colors.yellow,
 		}, {
@@ -480,7 +480,7 @@ const fetchNotesChart = async (type: string): Promise<typeof chartData> => {
 			type: 'area',
 			data: format(type === 'combined'
 				? sum(raw.local.diffs.normal, raw.remote.diffs.normal)
-				: raw[type].diffs.normal
+				: raw[type].diffs.normal,
 			),
 			color: colors.blue,
 		}, {
@@ -488,7 +488,7 @@ const fetchNotesChart = async (type: string): Promise<typeof chartData> => {
 			type: 'area',
 			data: format(type === 'combined'
 				? sum(raw.local.diffs.withFile, raw.remote.diffs.withFile)
-				: raw[type].diffs.withFile
+				: raw[type].diffs.withFile,
 			),
 			color: colors.purple,
 		}],
@@ -522,21 +522,21 @@ const fetchUsersChart = async (total: boolean): Promise<typeof chartData> => {
 			type: 'line',
 			data: format(total
 				? sum(raw.local.total, raw.remote.total)
-				: sum(raw.local.inc, negate(raw.local.dec), raw.remote.inc, negate(raw.remote.dec))
+				: sum(raw.local.inc, negate(raw.local.dec), raw.remote.inc, negate(raw.remote.dec)),
 			),
 		}, {
 			name: 'Local',
 			type: 'area',
 			data: format(total
 				? raw.local.total
-				: sum(raw.local.inc, negate(raw.local.dec))
+				: sum(raw.local.inc, negate(raw.local.dec)),
 			),
 		}, {
 			name: 'Remote',
 			type: 'area',
 			data: format(total
 				? raw.remote.total
-				: sum(raw.remote.inc, negate(raw.remote.dec))
+				: sum(raw.remote.inc, negate(raw.remote.dec)),
 			),
 		}],
 	};
@@ -607,8 +607,8 @@ const fetchDriveChart = async (): Promise<typeof chartData> => {
 					raw.local.incSize,
 					negate(raw.local.decSize),
 					raw.remote.incSize,
-					negate(raw.remote.decSize)
-				)
+					negate(raw.remote.decSize),
+				),
 			),
 		}, {
 			name: 'Local +',
@@ -642,8 +642,8 @@ const fetchDriveFilesChart = async (): Promise<typeof chartData> => {
 					raw.local.incCount,
 					negate(raw.local.decCount),
 					raw.remote.incCount,
-					negate(raw.remote.decCount)
-				)
+					negate(raw.remote.decCount),
+				),
 			),
 		}, {
 			name: 'Local +',
@@ -672,18 +672,18 @@ const fetchInstanceRequestsChart = async (): Promise<typeof chartData> => {
 			name: 'In',
 			type: 'area',
 			color: '#008FFB',
-			data: format(raw.requests.received)
+			data: format(raw.requests.received),
 		}, {
 			name: 'Out (succ)',
 			type: 'area',
 			color: '#00E396',
-			data: format(raw.requests.succeeded)
+			data: format(raw.requests.succeeded),
 		}, {
 			name: 'Out (fail)',
 			type: 'area',
 			color: '#FEB019',
-			data: format(raw.requests.failed)
-		}]
+			data: format(raw.requests.failed),
+		}],
 	};
 };
 
@@ -696,9 +696,9 @@ const fetchInstanceUsersChart = async (total: boolean): Promise<typeof chartData
 			color: '#008FFB',
 			data: format(total
 				? raw.users.total
-				: sum(raw.users.inc, negate(raw.users.dec))
-			)
-		}]
+				: sum(raw.users.inc, negate(raw.users.dec)),
+			),
+		}],
 	};
 };
 
@@ -711,9 +711,9 @@ const fetchInstanceNotesChart = async (total: boolean): Promise<typeof chartData
 			color: '#008FFB',
 			data: format(total
 				? raw.notes.total
-				: sum(raw.notes.inc, negate(raw.notes.dec))
-			)
-		}]
+				: sum(raw.notes.inc, negate(raw.notes.dec)),
+			),
+		}],
 	};
 };
 
@@ -726,17 +726,17 @@ const fetchInstanceFfChart = async (total: boolean): Promise<typeof chartData> =
 			color: '#008FFB',
 			data: format(total
 				? raw.following.total
-				: sum(raw.following.inc, negate(raw.following.dec))
-			)
+				: sum(raw.following.inc, negate(raw.following.dec)),
+			),
 		}, {
 			name: 'Followers',
 			type: 'area',
 			color: '#00E396',
 			data: format(total
 				? raw.followers.total
-				: sum(raw.followers.inc, negate(raw.followers.dec))
-			)
-		}]
+				: sum(raw.followers.inc, negate(raw.followers.dec)),
+			),
+		}],
 	};
 };
 
@@ -750,9 +750,9 @@ const fetchInstanceDriveUsageChart = async (total: boolean): Promise<typeof char
 			color: '#008FFB',
 			data: format(total
 				? raw.drive.totalUsage
-				: sum(raw.drive.incUsage, negate(raw.drive.decUsage))
-			)
-		}]
+				: sum(raw.drive.incUsage, negate(raw.drive.decUsage)),
+			),
+		}],
 	};
 };
 
@@ -765,9 +765,9 @@ const fetchInstanceDriveFilesChart = async (total: boolean): Promise<typeof char
 			color: '#008FFB',
 			data: format(total
 				? raw.drive.totalFiles
-				: sum(raw.drive.incFiles, negate(raw.drive.decFiles))
-			)
-		}]
+				: sum(raw.drive.incFiles, negate(raw.drive.decFiles)),
+			),
+		}],
 	};
 };
 

packages/client/src/components/drive-file-thumbnail.vue

@@ -57,7 +57,7 @@ const isThumbnailAvailable = computed(() => {
 .zdjebgpv {
 	position: relative;
 	display: flex;
-	background: #e1e1e1;
+	background: var(--panel);
 	border-radius: 8px;
 	overflow: clip;
 

packages/client/src/components/form/folder.vue

@@ -9,13 +9,13 @@
 			<i v-else class="fas fa-angle-down icon"></i>
 		</span>
 	</div>
-	<keep-alive>
+	<KeepAlive>
 		<div v-if="openedAtLeastOnce" v-show="opened" class="body">
 			<MkSpacer :margin-min="14" :margin-max="22">
 				<slot></slot>
 			</MkSpacer>
 		</div>
-	</keep-alive>
+	</KeepAlive>
 </div>
 </template>
 

packages/client/src/components/global/a.vue

@@ -5,13 +5,13 @@
 </template>
 
 <script lang="ts" setup>
+import { inject } from 'vue';
 import * as os from '@/os';
 import copyToClipboard from '@/scripts/copy-to-clipboard';
-import { router } from '@/router';
 import { url } from '@/config';
 import { popout as popout_ } from '@/scripts/popout';
 import { i18n } from '@/i18n';
-import { MisskeyNavigator } from '@/scripts/navigate';
+import { useRouter } from '@/router';
 
 const props = withDefaults(defineProps<{
 	to: string;
@@ -22,15 +22,16 @@ const props = withDefaults(defineProps<{
 	behavior: null,
 });
 
-const mkNav = new MisskeyNavigator();
+const router = useRouter();
 
 const active = $computed(() => {
 	if (props.activeClass == null) return false;
 	const resolved = router.resolve(props.to);
-	if (resolved.path === router.currentRoute.value.path) return true;
-	if (resolved.name == null) return false;
+	if (resolved == null) return false;
+	if (resolved.route.path === router.currentRoute.value.path) return true;
+	if (resolved.route.name == null) return false;
 	if (router.currentRoute.value.name == null) return false;
-	return resolved.name === router.currentRoute.value.name;
+	return resolved.route.name === router.currentRoute.value.name;
 });
 
 function onContextmenu(ev) {
@@ -44,31 +45,25 @@ function onContextmenu(ev) {
 		text: i18n.ts.openInWindow,
 		action: () => {
 			os.pageWindow(props.to);
-		}
-	}, mkNav.sideViewHook ? {
-		icon: 'fas fa-columns',
-		text: i18n.ts.openInSideView,
-		action: () => {
-			if (mkNav.sideViewHook) mkNav.sideViewHook(props.to);
-		}
-	} : undefined, {
+		},
+	}, {
 		icon: 'fas fa-expand-alt',
 		text: i18n.ts.showInPage,
 		action: () => {
 			router.push(props.to);
-		}
+		},
 	}, null, {
 		icon: 'fas fa-external-link-alt',
 		text: i18n.ts.openInNewTab,
 		action: () => {
 			window.open(props.to, '_blank');
-		}
+		},
 	}, {
 		icon: 'fas fa-link',
 		text: i18n.ts.copyLink,
 		action: () => {
 			copyToClipboard(`${url}${props.to}`);
-		}
+		},
 	}], ev);
 }
 
@@ -98,6 +93,6 @@ function nav() {
 		}
 	}
 
-	mkNav.push(props.to);
+	router.push(props.to);
 }
 </script>

packages/client/src/components/global/header.vue

@@ -1,361 +0,0 @@
-<template>
-<div ref="el" class="fdidabkb" :class="{ slim: narrow, thin: thin_ }" :style="{ background: bg }" @click="onClick">
-	<template v-if="info">
-		<div v-if="!hideTitle" class="titleContainer" @click="showTabsPopup">
-			<MkAvatar v-if="info.avatar" class="avatar" :user="info.avatar" :disable-preview="true" :show-indicator="true"/>
-			<i v-else-if="info.icon" class="icon" :class="info.icon"></i>
-
-			<div class="title">
-				<MkUserName v-if="info.userName" :user="info.userName" :nowrap="true" class="title"/>
-				<div v-else-if="info.title" class="title">{{ info.title }}</div>
-				<div v-if="!narrow && info.subtitle" class="subtitle">
-					{{ info.subtitle }}
-				</div>
-				<div v-if="narrow && hasTabs" class="subtitle activeTab">
-					{{ info.tabs.find(tab => tab.active)?.title }}
-					<i class="chevron fas fa-chevron-down"></i>
-				</div>
-			</div>
-		</div>
-		<div v-if="!narrow || hideTitle" class="tabs">
-			<button v-for="tab in info.tabs" v-tooltip="tab.title" class="tab _button" :class="{ active: tab.active }" @click="tab.onClick">
-				<i v-if="tab.icon" class="icon" :class="tab.icon"></i>
-				<span v-if="!tab.iconOnly" class="title">{{ tab.title }}</span>
-			</button>
-		</div>
-	</template>
-	<div class="buttons right">
-		<template v-if="info && info.actions && !narrow">
-			<template v-for="action in info.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>
-				<button v-else v-tooltip="action.text" class="_button button" :class="{ highlighted: action.highlighted }" @click.stop="action.handler" @touchstart="preventDrag"><i :class="action.icon"></i></button>
-			</template>
-		</template>
-		<button v-if="shouldShowMenu" v-tooltip="$ts.menu" class="_button button" @click.stop="showMenu" @touchstart="preventDrag"><i class="fas fa-ellipsis-h"></i></button>
-	</div>
-</div>
-</template>
-
-<script lang="ts">
-import { computed, defineComponent, onMounted, onUnmounted, PropType, ref, inject } from 'vue';
-import tinycolor from 'tinycolor2';
-import { popupMenu } from '@/os';
-import { url } from '@/config';
-import { scrollToTop } from '@/scripts/scroll';
-import MkButton from '@/components/ui/button.vue';
-import { i18n } from '@/i18n';
-import { globalEvents } from '@/events';
-
-export default defineComponent({
-	components: {
-		MkButton
-	},
-
-	props: {
-		info: {
-			type: Object as PropType<{
-				actions?: {}[];
-				tabs?: {}[];
-			}>,
-			required: true
-		},
-		menu: {
-			required: false
-		},
-		thin: {
-			required: false,
-			default: false
-		},
-	},
-
-	setup(props) {
-		const el = ref<HTMLElement>(null);
-		const bg = ref(null);
-		const narrow = ref(false);
-		const height = ref(0);
-		const hasTabs = computed(() => {
-			return props.info.tabs && props.info.tabs.length > 0;
-		});
-		const shouldShowMenu = computed(() => {
-			if (props.info == null) return false;
-			if (props.info.actions != null && narrow.value) return true;
-			if (props.info.menu != null) return true;
-			if (props.info.share != null) return true;
-			if (props.menu != null) return true;
-			return false;
-		});
-
-		const share = () => {
-			navigator.share({
-				url: url + props.info.path,
-				...props.info.share,
-			});
-		};
-
-		const showMenu = (ev: MouseEvent) => {
-			let menu = props.info.menu ? props.info.menu() : [];
-			if (narrow.value && props.info.actions) {
-				menu = [...props.info.actions.map(x => ({
-					text: x.text,
-					icon: x.icon,
-					action: x.handler
-				})), menu.length > 0 ? null : undefined, ...menu];
-			}
-			if (props.info.share) {
-				if (menu.length > 0) menu.push(null);
-				menu.push({
-					text: i18n.ts.share,
-					icon: 'fas fa-share-alt',
-					action: share
-				});
-			}
-			if (props.menu) {
-				if (menu.length > 0) menu.push(null);
-				menu = menu.concat(props.menu);
-			}
-			popupMenu(menu, ev.currentTarget ?? ev.target);
-		};
-
-		const showTabsPopup = (ev: MouseEvent) => {
-			if (!hasTabs.value) return;
-			if (!narrow.value) return;
-			ev.preventDefault();
-			ev.stopPropagation();
-			const menu = props.info.tabs.map(tab => ({
-				text: tab.title,
-				icon: tab.icon,
-				action: tab.onClick,
-			}));
-			popupMenu(menu, ev.currentTarget ?? ev.target);
-		};
-
-		const preventDrag = (ev: TouchEvent) => {
-			ev.stopPropagation();
-		};
-
-		const onClick = () => {
-			scrollToTop(el.value, { behavior: 'smooth' });
-		};
-
-		const calcBg = () => {
-			const rawBg = props.info?.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);
-			onUnmounted(() => {
-				globalEvents.off('themeChanged', calcBg);
-			});
-		
-			if (el.value.parentElement) {
-				narrow.value = el.value.parentElement.offsetWidth < 500;
-				const ro = new ResizeObserver((entries, observer) => {
-					if (el.value) {
-						narrow.value = el.value.parentElement.offsetWidth < 500;
-					}
-				});
-				ro.observe(el.value.parentElement);
-				onUnmounted(() => {
-					ro.disconnect();
-				});
-			}
-		});
-
-		return {
-			el,
-			bg,
-			narrow,
-			height,
-			hasTabs,
-			shouldShowMenu,
-			share,
-			showMenu,
-			showTabsPopup,
-			preventDrag,
-			onClick,
-			hideTitle: inject('shouldOmitHeaderTitle', false),
-			thin_: props.thin || inject('shouldHeaderThin', false)
-		};
-	},
-});
-</script>
-
-<style lang="scss" scoped>
-.fdidabkb {
-	--height: 60px;
-	display: flex;
-	position: sticky;
-	top: var(--stickyTop, 0);
-	z-index: 1000;
-	width: 100%;
-	-webkit-backdrop-filter: var(--blur, blur(15px));
-	backdrop-filter: var(--blur, blur(15px));
-	border-bottom: solid 0.5px var(--divider);
-
-	&.thin {
-		--height: 50px;
-
-		> .buttons {
-			> .button {
-				font-size: 0.9em;
-			}
-		}
-	}
-
-	&.slim {
-		text-align: center;
-
-		> .titleContainer {
-			flex: 1;
-			margin: 0 auto;
-			margin-left: var(--height);
-
-			> *:first-child {
-				margin-left: auto;
-			}
-
-			> *:last-child {
-				margin-right: auto;
-			}
-		}
-	}
-
-	> .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;
-		}
-
-		> .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 {
-		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;
-
-				&:after {
-					content: "";
-					display: block;
-					position: absolute;
-					bottom: 0;
-					left: 0;
-					right: 0;
-					margin: 0 auto;
-					width: 100%;
-					height: 3px;
-					background: var(--accent);
-				}
-			}
-
-			> .icon + .title {
-				margin-left: 8px;
-			}
-		}
-	}
-}
-</style>

packages/client/src/components/global/page-header.vue

@@ -0,0 +1,300 @@
+<template>
+<div v-if="show" ref="el" class="fdidabkb" :class="{ slim: narrow, thin: thin_ }" :style="{ background: bg }" @click="onClick">
+	<template v-if="metadata">
+		<div v-if="!hideTitle" class="titleContainer" @click="showTabsPopup">
+			<MkAvatar v-if="metadata.avatar" class="avatar" :user="metadata.avatar" :disable-preview="true" :show-indicator="true"/>
+			<i v-else-if="metadata.icon" class="icon" :class="metadata.icon"></i>
+
+			<div class="title">
+				<MkUserName v-if="metadata.userName" :user="metadata.userName" :nowrap="true" class="title"/>
+				<div v-else-if="metadata.title" class="title">{{ metadata.title }}</div>
+				<div v-if="!narrow && metadata.subtitle" class="subtitle">
+					{{ metadata.subtitle }}
+				</div>
+				<div v-if="narrow && hasTabs" class="subtitle activeTab">
+					{{ tabs.find(tab => tab.active)?.title }}
+					<i class="chevron fas fa-chevron-down"></i>
+				</div>
+			</div>
+		</div>
+		<div v-if="!narrow || hideTitle" class="tabs">
+			<button v-for="tab in tabs" v-tooltip="tab.title" class="tab _button" :class="{ active: tab.active }" @click="tab.onClick">
+				<i v-if="tab.icon" class="icon" :class="tab.icon"></i>
+				<span v-if="!tab.iconOnly" class="title">{{ tab.title }}</span>
+			</button>
+		</div>
+	</template>
+	<div class="buttons right">
+		<template v-for="action in actions">
+			<button v-tooltip="action.text" class="_button button" :class="{ highlighted: action.highlighted }" @click.stop="action.handler" @touchstart="preventDrag"><i :class="action.icon"></i></button>
+		</template>
+	</div>
+</div>
+</template>
+
+<script lang="ts" setup>
+import { computed, onMounted, onUnmounted, ref, inject } from 'vue';
+import tinycolor from 'tinycolor2';
+import { popupMenu } from '@/os';
+import { scrollToTop } from '@/scripts/scroll';
+import { i18n } from '@/i18n';
+import { globalEvents } from '@/events';
+import { injectPageMetadata, PageMetadata } from '@/scripts/page-metadata';
+
+const props = defineProps<{
+	tabs?: {
+		title: string;
+		active: boolean;
+		icon?: string;
+		iconOnly?: boolean;
+		onClick: () => void;
+	}[];
+	actions?: {
+		text: string;
+		icon: string;
+		handler: (ev: MouseEvent) => void;
+	}[];
+	thin?: boolean;
+}>();
+
+const metadata = injectPageMetadata();
+
+const hideTitle = inject('shouldOmitHeaderTitle', false);
+const thin_ = props.thin || inject('shouldHeaderThin', false);
+
+const el = $ref<HTMLElement | null>(null);
+const bg = ref(null);
+let narrow = $ref(false);
+const height = ref(0);
+const hasTabs = $computed(() => props.tabs && props.tabs.length > 0);
+const hasActions = $computed(() => props.actions && props.actions.length > 0);
+const show = $computed(() => {
+	return !hideTitle || hasTabs || hasActions;
+});
+
+const showTabsPopup = (ev: MouseEvent) => {
+	if (!hasTabs) return;
+	if (!narrow) return;
+	ev.preventDefault();
+	ev.stopPropagation();
+	const menu = props.tabs.map(tab => ({
+		text: tab.title,
+		icon: tab.icon,
+		action: tab.onClick,
+	}));
+	popupMenu(menu, ev.currentTarget ?? ev.target);
+};
+
+const preventDrag = (ev: TouchEvent) => {
+	ev.stopPropagation();
+};
+
+const onClick = () => {
+	scrollToTop(el, { behavior: 'smooth' });
+};
+
+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();
+};
+
+let ro: ResizeObserver | null;
+
+onMounted(() => {
+	calcBg();
+	globalEvents.on('themeChanged', calcBg);
+
+	if (el && el.parentElement) {
+		narrow = el.parentElement.offsetWidth < 500;
+		ro = new ResizeObserver((entries, observer) => {
+			if (el.parentElement) {
+				narrow = el.parentElement.offsetWidth < 500;
+			}
+		});
+		ro.observe(el.parentElement);
+	}
+});
+
+onUnmounted(() => {
+	globalEvents.off('themeChanged', calcBg);
+	if (ro) ro.disconnect();
+});
+</script>
+
+<style lang="scss" scoped>
+.fdidabkb {
+	--height: 60px;
+	display: flex;
+	position: sticky;
+	top: var(--stickyTop, 0);
+	z-index: 1000;
+	width: 100%;
+	-webkit-backdrop-filter: var(--blur, blur(15px));
+	backdrop-filter: var(--blur, blur(15px));
+	border-bottom: solid 0.5px var(--divider);
+
+	&.thin {
+		--height: 50px;
+
+		> .buttons {
+			> .button {
+				font-size: 0.9em;
+			}
+		}
+	}
+
+	&.slim {
+		text-align: center;
+
+		> .titleContainer {
+			flex: 1;
+			margin: 0 auto;
+			margin-left: var(--height);
+
+			> *:first-child {
+				margin-left: auto;
+			}
+
+			> *:last-child {
+				margin-right: auto;
+			}
+		}
+	}
+
+	> .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;
+		}
+
+		> .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 {
+		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;
+
+				&:after {
+					content: "";
+					display: block;
+					position: absolute;
+					bottom: 0;
+					left: 0;
+					right: 0;
+					margin: 0 auto;
+					width: 100%;
+					height: 3px;
+					background: var(--accent);
+				}
+			}
+
+			> .icon + .title {
+				margin-left: 8px;
+			}
+		}
+	}
+}
+</style>

packages/client/src/components/global/router-view.vue

@@ -0,0 +1,39 @@
+<template>
+<KeepAlive max="5">
+	<component :is="currentPageComponent" :key="key" v-bind="Object.fromEntries(currentPageProps)"/>
+</KeepAlive>
+</template>
+
+<script lang="ts" setup>
+import { inject, nextTick, onMounted, onUnmounted, watch } from 'vue';
+import { Router } from '@/nirax';
+
+const props = defineProps<{
+	router?: Router;
+}>();
+
+const emit = defineEmits<{
+}>();
+
+const router = props.router ?? inject('router');
+
+if (router == null) {
+	throw new Error('no router provided');
+}
+
+let currentPageComponent = $ref(router.getCurrentComponent());
+let currentPageProps = $ref(router.getCurrentProps());
+let key = $ref(router.getCurrentKey());
+
+function onChange({ route, props: newProps, key: newKey }) {
+	currentPageComponent = route.component;
+	currentPageProps = newProps;
+	key = newKey;
+}
+
+router.addListener('change', onChange);
+
+onUnmounted(() => {
+	router.removeListener('change', onChange);
+});
+</script>

packages/client/src/components/index.ts

@@ -10,15 +10,17 @@ import MkEllipsis from './global/ellipsis.vue';
 import MkTime from './global/time.vue';
 import MkUrl from './global/url.vue';
 import I18n from './global/i18n';
+import RouterView from './global/router-view.vue';
 import MkLoading from './global/loading.vue';
 import MkError from './global/error.vue';
 import MkAd from './global/ad.vue';
-import MkHeader from './global/header.vue';
+import MkPageHeader from './global/page-header.vue';
 import MkSpacer from './global/spacer.vue';
 import MkStickyContainer from './global/sticky-container.vue';
 
 export default function(app: App) {
 	app.component('I18n', I18n);
+	app.component('RouterView', RouterView);
 	app.component('Mfm', Mfm);
 	app.component('MkA', MkA);
 	app.component('MkAcct', MkAcct);
@@ -31,7 +33,7 @@ export default function(app: App) {
 	app.component('MkLoading', MkLoading);
 	app.component('MkError', MkError);
 	app.component('MkAd', MkAd);
-	app.component('MkHeader', MkHeader);
+	app.component('MkPageHeader', MkPageHeader);
 	app.component('MkSpacer', MkSpacer);
 	app.component('MkStickyContainer', MkStickyContainer);
 }
@@ -39,6 +41,7 @@ export default function(app: App) {
 declare module '@vue/runtime-core' {
 	export interface GlobalComponents {
 		I18n: typeof I18n;
+		RouterView: typeof RouterView;
 		Mfm: typeof Mfm;
 		MkA: typeof MkA;
 		MkAcct: typeof MkAcct;
@@ -51,7 +54,7 @@ declare module '@vue/runtime-core' {
 		MkLoading: typeof MkLoading;
 		MkError: typeof MkError;
 		MkAd: typeof MkAd;
-		MkHeader: typeof MkHeader;
+		MkPageHeader: typeof MkPageHeader;
 		MkSpacer: typeof MkSpacer;
 		MkStickyContainer: typeof MkStickyContainer;
 	}

packages/client/src/components/modal-page-window.vue

@@ -1,163 +1,118 @@
 <template>
 <MkModal ref="modal" @click="$emit('click')" @closed="$emit('closed')">
-	<div class="hrmcaedk _window _narrow_" :style="{ width: `${width}px`, height: (height ? `min(${height}px, 100%)` : '100%') }">
+	<div ref="rootEl" class="hrmcaedk _window _narrow_" :style="{ width: `${width}px`, height: (height ? `min(${height}px, 100%)` : '100%') }">
 		<div class="header" @contextmenu="onContextmenu">
 			<button v-if="history.length > 0" v-tooltip="$ts.goBack" class="_button" @click="back()"><i class="fas fa-arrow-left"></i></button>
 			<span v-else style="display: inline-block; width: 20px"></span>
-			<span v-if="pageInfo" class="title">
-				<i v-if="pageInfo.icon" class="icon" :class="pageInfo.icon"></i>
-				<span>{{ pageInfo.title }}</span>
+			<span v-if="pageMetadata?.value" class="title">
+				<i v-if="pageMetadata?.value.icon" class="icon" :class="pageMetadata?.value.icon"></i>
+				<span>{{ pageMetadata?.value.title }}</span>
 			</span>
 			<button class="_button" @click="$refs.modal.close()"><i class="fas fa-times"></i></button>
 		</div>
 		<div class="body">
 			<MkStickyContainer>
-				<template #header><MkHeader v-if="pageInfo && !pageInfo.hideHeader" :info="pageInfo"/></template>
-				<keep-alive>
-					<component :is="component" v-bind="props" :ref="changePage"/>
-				</keep-alive>
+				<template #header><MkPageHeader v-if="pageMetadata?.value && !pageMetadata?.value.hideHeader" :info="pageMetadata?.value"/></template>
+				<RouterView :router="router"/>
 			</MkStickyContainer>
 		</div>
 	</div>
 </MkModal>
 </template>
 
-<script lang="ts">
-import { defineComponent } from 'vue';
+<script lang="ts" setup>
+import { ComputedRef, provide } from 'vue';
 import MkModal from '@/components/ui/modal.vue';
-import { popout } from '@/scripts/popout';
+import { popout as _popout } from '@/scripts/popout';
 import copyToClipboard from '@/scripts/copy-to-clipboard';
-import { resolve } from '@/router';
 import { url } from '@/config';
-import * as symbols from '@/symbols';
 import * as os from '@/os';
+import { mainRouter, routes } from '@/router';
+import { i18n } from '@/i18n';
+import { PageMetadata, provideMetadataReceiver, setPageMetadata } from '@/scripts/page-metadata';
+import { Router } from '@/nirax';
 
-export default defineComponent({
-	components: {
-		MkModal,
-	},
+const props = defineProps<{
+	initialPath: string;
+}>();
 
-	inject: {
-		sideViewHook: {
-			default: null,
-		},
-	},
+defineEmits<{
+	(ev: 'closed'): void;
+	(ev: 'click'): void;
+}>();
 
-	provide() {
-		return {
-			navHook: (path) => {
-				this.navigate(path);
-			},
-			shouldHeaderThin: true,
-		};
-	},
+const router = new Router(routes, props.initialPath);
 
-	props: {
-		initialPath: {
-			type: String,
-			required: true,
-		},
-		initialComponent: {
-			type: Object,
-			required: true,
-		},
-		initialProps: {
-			type: Object,
-			required: false,
-			default: () => {},
-		},
-	},
+router.addListener('push', ctx => {
 	
-	emits: ['closed'],
+});
 
-	data() {
-		return {
-			width: 860,
-			height: 660,
-			pageInfo: null,
-			path: this.initialPath,
-			component: this.initialComponent,
-			props: this.initialProps,
-			history: [],
-		};
-	},
+let pageMetadata = $ref<null | ComputedRef<PageMetadata>>();
+let rootEl = $ref();
+let modal = $ref<InstanceType<typeof MkModal>>();
+let path = $ref(props.initialPath);
+let width = $ref(860);
+let height = $ref(660);
+const history = [];
 
-	computed: {
-		url(): string {
-			return url + this.path;
-		},
+provide('router', router);
+provideMetadataReceiver((info) => {
+	pageMetadata = info;
+});
+provide('shouldOmitHeaderTitle', true);
+provide('shouldHeaderThin', true);
 
-		contextmenu() {
+const pageUrl = $computed(() => url + path);
+const contextmenu = $computed(() => {
 	return [{
 		type: 'label',
-				text: this.path,
+		text: path,
 	}, {
 		icon: 'fas fa-expand-alt',
-				text: this.$ts.showInPage,
-				action: this.expand,
-			}, this.sideViewHook ? {
-				icon: 'fas fa-columns',
-				text: this.$ts.openInSideView,
-				action: () => {
-					this.sideViewHook(this.path);
-					this.$refs.window.close();
-				},
-			} : undefined, {
+		text: i18n.ts.showInPage,
+		action: expand,
+	}, {
 		icon: 'fas fa-external-link-alt',
-				text: this.$ts.popout,
-				action: this.popout,
+		text: i18n.ts.popout,
+		action: popout,
 	}, null, {
 		icon: 'fas fa-external-link-alt',
-				text: this.$ts.openInNewTab,
+		text: i18n.ts.openInNewTab,
 		action: () => {
-					window.open(this.url, '_blank');
-					this.$refs.window.close();
+			window.open(pageUrl, '_blank');
+			modal.close();
 		},
 	}, {
 		icon: 'fas fa-link',
-				text: this.$ts.copyLink,
+		text: i18n.ts.copyLink,
 		action: () => {
-					copyToClipboard(this.url);
+			copyToClipboard(pageUrl);
 		},
 	}];
-		},
-	},
-
-	methods: {
-		changePage(page) {
-			if (page == null) return;
-			if (page[symbols.PAGE_INFO]) {
-				this.pageInfo = page[symbols.PAGE_INFO];
-			}
-		},
-
-		navigate(path, record = true) {
-			if (record) this.history.push(this.path);
-			this.path = path;
-			const { component, props } = resolve(path);
-			this.component = component;
-			this.props = props;
-		},
-
-		back() {
-			this.navigate(this.history.pop(), false);
-		},
-
-		expand() {
-			this.$router.push(this.path);
-			this.$refs.window.close();
-		},
-
-		popout() {
-			popout(this.path, this.$el);
-			this.$refs.window.close();
-		},
-
-		onContextmenu(ev: MouseEvent) {
-			os.contextMenu(this.contextmenu, ev);
-		},
-	},
 });
+
+function navigate(path, record = true) {
+	if (record) history.push(router.getCurrentPath());
+	router.push(path);
+}
+
+function back() {
+	navigate(history.pop(), false);
+}
+
+function expand() {
+	mainRouter.push(path);
+	modal.close();
+}
+
+function popout() {
+	_popout(path, rootEl);
+	modal.close();
+}
+
+function onContextmenu(ev: MouseEvent) {
+	os.contextMenu(contextmenu, ev);
+}
 </script>
 
 <style lang="scss" scoped>

packages/client/src/components/note.vue

@@ -225,7 +225,7 @@ function undoReact(note): void {
 	});
 }
 
-const currentClipPage = inject<Ref<misskey.entities.Clip>>('currentClipPage');
+const currentClipPage = inject<Ref<misskey.entities.Clip> | null>('currentClipPage', null);
 
 function onContextmenu(ev: MouseEvent): void {
 	const isLink = (el: HTMLElement) => {

packages/client/src/components/page-window.vue

@@ -1,186 +1,135 @@
 <template>
-<XWindow ref="window"
+<XWindow
+	ref="windowEl"
 	:initial-width="500"
 	:initial-height="500"
 	:can-resize="true"
 	:close-button="true"
+	:buttons-left="buttonsLeft"
+	:buttons-right="buttonsRight"
 	:contextmenu="contextmenu"
 	@closed="$emit('closed')"
 >
 	<template #header>
-		<template v-if="pageInfo">
-			<i v-if="pageInfo.icon" class="icon" :class="pageInfo.icon" style="margin-right: 0.5em;"></i>
-			<span>{{ pageInfo.title }}</span>
+		<template v-if="pageMetadata?.value">
+			<i v-if="pageMetadata.value.icon" class="icon" :class="pageMetadata.value.icon" style="margin-right: 0.5em;"></i>
+			<span>{{ pageMetadata.value.title }}</span>
 		</template>
 	</template>
-	<template #headerLeft>
-		<button v-if="history.length > 0" v-tooltip="$ts.goBack" class="_button" @click="back()"><i class="fas fa-arrow-left"></i></button>
-	</template>
-	<template #headerRight>
-		<button v-tooltip="$ts.showInPage" class="_button" @click="expand()"><i class="fas fa-expand-alt"></i></button>
-		<button v-tooltip="$ts.popout" class="_button" @click="popout()"><i class="fas fa-external-link-alt"></i></button>
-		<button class="_button" @click="menu"><i class="fas fa-ellipsis-h"></i></button>
-	</template>
 
-	<div class="yrolvcoq" :style="{ background: pageInfo?.bg }">
-		<MkStickyContainer>
-			<template #header><MkHeader v-if="pageInfo && !pageInfo.hideHeader" :info="pageInfo"/></template>
-			<component :is="component" v-bind="props" :ref="changePage"/>
-		</MkStickyContainer>
+	<div class="yrolvcoq" :style="{ background: pageMetadata?.value?.bg }">
+		<RouterView :router="router"/>
 	</div>
 </XWindow>
 </template>
 
-<script lang="ts">
-import { defineComponent } from 'vue';
+<script lang="ts" setup>
+import { ComputedRef, inject, provide } from 'vue';
+import RouterView from './global/router-view.vue';
 import XWindow from '@/components/ui/window.vue';
-import { popout } from '@/scripts/popout';
+import { popout as _popout } from '@/scripts/popout';
 import copyToClipboard from '@/scripts/copy-to-clipboard';
-import { resolve } from '@/router';
 import { url } from '@/config';
-import * as symbols from '@/symbols';
 import * as os from '@/os';
+import { mainRouter, routes } from '@/router';
+import { Router } from '@/nirax';
+import { i18n } from '@/i18n';
+import { PageMetadata, provideMetadataReceiver, setPageMetadata } from '@/scripts/page-metadata';
 
-export default defineComponent({
-	components: {
-		XWindow,
-	},
+const props = defineProps<{
+	initialPath: string;
+}>();
 
-	inject: {
-		sideViewHook: {
-			default: null
+defineEmits<{
+	(ev: 'closed'): void;
+}>();
+
+const router = new Router(routes, props.initialPath);
+
+let pageMetadata = $ref<null | ComputedRef<PageMetadata>>();
+let windowEl = $ref<InstanceType<typeof XWindow>>();
+const history = $ref<string[]>([props.initialPath]);
+const buttonsLeft = $computed(() => {
+	const buttons = [];
+
+	if (history.length > 1) {
+		buttons.push({
+			icon: 'fas fa-arrow-left',
+			onClick: back,
+		});
 	}
-	},
 
-	provide() {
-		return {
-			navHook: (path) => {
-				this.navigate(path);
-			},
-			shouldHeaderThin: true,
-		};
-	},
-
-	props: {
-		initialPath: {
-			type: String,
-			required: true,
-		},
-		initialComponent: {
-			type: Object,
-			required: true,
-		},
-		initialProps: {
-			type: Object,
-			required: false,
-			default: () => {},
-		},
-	},
-
-	emits: ['closed'],
-
-	data() {
-		return {
-			pageInfo: null,
-			path: this.initialPath,
-			component: this.initialComponent,
-			props: this.initialProps,
-			history: [],
-		};
-	},
-
-	computed: {
-		url(): string {
-			return url + this.path;
-		},
-
-		contextmenu() {
-			return [{
-				type: 'label',
-				text: this.path,
-			}, {
+	return buttons;
+});
+const buttonsRight = $computed(() => {
+	const buttons = [{
 		icon: 'fas fa-expand-alt',
-				text: this.$ts.showInPage,
-				action: this.expand
-			}, this.sideViewHook ? {
-				icon: 'fas fa-columns',
-				text: this.$ts.openInSideView,
-				action: () => {
-					this.sideViewHook(this.path);
-					this.$refs.window.close();
-				}
-			} : undefined, {
-				icon: 'fas fa-external-link-alt',
-				text: this.$ts.popout,
-				action: this.popout
-			}, null, {
-				icon: 'fas fa-external-link-alt',
-				text: this.$ts.openInNewTab,
-				action: () => {
-					window.open(this.url, '_blank');
-					this.$refs.window.close();
-				}
-			}, {
-				icon: 'fas fa-link',
-				text: this.$ts.copyLink,
-				action: () => {
-					copyToClipboard(this.url);
-				}
+		title: i18n.ts.showInPage,
+		onClick: expand,
 	}];
-		},
-	},
 
-	methods: {
-		changePage(page) {
-			if (page == null) return;
-			if (page[symbols.PAGE_INFO]) {
-				this.pageInfo = page[symbols.PAGE_INFO];
-			}
-		},
+	return buttons;
+});
 
-		navigate(path, record = true) {
-			if (record) this.history.push(this.path);
-			this.path = path;
-			const { component, props } = resolve(path);
-			this.component = component;
-			this.props = props;
-		},
+router.addListener('push', ctx => {
+	history.push(router.getCurrentPath());
+});
 
-		menu(ev) {
-			os.popupMenu([{
+provide('router', router);
+provideMetadataReceiver((info) => {
+	pageMetadata = info;
+});
+provide('shouldOmitHeaderTitle', true);
+provide('shouldHeaderThin', true);
+
+const contextmenu = $computed(() => ([{
+	icon: 'fas fa-expand-alt',
+	text: i18n.ts.showInPage,
+	action: expand,
+}, {
 	icon: 'fas fa-external-link-alt',
-				text: this.$ts.openInNewTab,
+	text: i18n.ts.popout,
+	action: popout,
+}, {
+	icon: 'fas fa-external-link-alt',
+	text: i18n.ts.openInNewTab,
 	action: () => {
-					window.open(this.url, '_blank');
-					this.$refs.window.close();
-				}
+		window.open(url + router.getCurrentPath(), '_blank');
+		windowEl.close();
+	},
 }, {
 	icon: 'fas fa-link',
-				text: this.$ts.copyLink,
+	text: i18n.ts.copyLink,
 	action: () => {
-					copyToClipboard(this.url);
+		copyToClipboard(url + router.getCurrentPath());
+	},
+}]));
+
+function menu(ev) {
+	os.popupMenu(contextmenu, ev.currentTarget ?? ev.target);
 }
-			}], ev.currentTarget ?? ev.target);
-		},
 
-		back() {
-			this.navigate(this.history.pop(), false);
-		},
+function back() {
+	history.pop();
+	router.change(history[history.length - 1]);
+}
 
-		close() {
-			this.$refs.window.close();
-		},
+function close() {
+	windowEl.close();
+}
 
-		expand() {
-			this.$router.push(this.path);
-			this.$refs.window.close();
-		},
+function expand() {
+	mainRouter.push(router.getCurrentPath());
+	windowEl.close();
+}
 
-		popout() {
-			popout(this.path, this.$el);
-			this.$refs.window.close();
-		},
-	},
+function popout() {
+	_popout(router.getCurrentPath(), windowEl.$el);
+	windowEl.close();
+}
+
+defineExpose({
+	close,
 });
 </script>
 

packages/client/src/components/ui/window.vue

@@ -4,14 +4,14 @@
 		<div class="body _window _shadow _narrow_" @mousedown="onBodyMousedown" @keydown="onKeydown">
 			<div class="header" :class="{ mini }" @contextmenu.prevent.stop="onContextmenu">
 				<span class="left">
-					<slot name="headerLeft"></slot>
+					<button v-for="button in buttonsLeft" v-tooltip="button.title" class="button _button" :class="{ highlighted: button.highlighted }" @click="button.onClick"><i :class="button.icon"></i></button>
 				</span>
 				<span class="title" @mousedown.prevent="onHeaderMousedown" @touchstart.prevent="onHeaderMousedown">
 					<slot name="header"></slot>
 				</span>
 				<span class="right">
-					<slot name="headerRight"></slot>
-					<button v-if="closeButton" class="_button" @click="close()"><i class="fas fa-times"></i></button>
+					<button v-for="button in buttonsRight" v-tooltip="button.title" class="button _button" :class="{ highlighted: button.highlighted }" @click="button.onClick"><i :class="button.icon"></i></button>
+					<button v-if="closeButton" class="button _button" @click="close()"><i class="fas fa-times"></i></button>
 				</span>
 			</div>
 			<div v-if="padding" class="body">
@@ -63,24 +63,24 @@ function dragClear(fn) {
 
 export default defineComponent({
 	provide: {
-		inWindow: true
+		inWindow: true,
 	},
 
 	props: {
 		padding: {
 			type: Boolean,
 			required: false,
-			default: false
+			default: false,
 		},
 		initialWidth: {
 			type: Number,
 			required: false,
-			default: 400
+			default: 400,
 		},
 		initialHeight: {
 			type: Number,
 			required: false,
-			default: null
+			default: null,
 		},
 		canResize: {
 			type: Boolean,
@@ -105,7 +105,17 @@ export default defineComponent({
 		contextmenu: {
 			type: Array,
 			required: false,
-		}
+		},
+		buttonsLeft: {
+			type: Array,
+			required: false,
+			default: [],
+		},
+		buttonsRight: {
+			type: Array,
+			required: false,
+			default: [],
+		},
 	},
 
 	emits: ['closed'],
@@ -162,7 +172,10 @@ export default defineComponent({
 			this.top();
 		},
 
-		onHeaderMousedown(evt) {
+		onHeaderMousedown(evt: MouseEvent) {
+			// 右クリックはコンテキストメニューを開こうとした可能性が高いため無視
+			if (evt.button === 2) return;
+
 			const main = this.$el as any;
 
 			if (!contains(main, document.activeElement)) main.focus();
@@ -360,8 +373,8 @@ export default defineComponent({
 			if (position.top + windowHeight > browserHeight) main.style.top = browserHeight - windowHeight + 'px'; // 下はみ出し
 			if (position.left + windowWidth > browserWidth) main.style.left = browserWidth - windowWidth + 'px'; // 右はみ出し
 			if (position.top < 0) main.style.top = 0; // 上はみ出し
-		}
-	}
+		},
+	},
 });
 </script>
 
@@ -404,17 +417,25 @@ export default defineComponent({
 			border-bottom: solid 1px var(--divider);
 
 			> .left, > .right {
-				> ::v-deep(button) {
+				> .button {
 					height: var(--height);
 					width: var(--height);
 
 					&:hover {
 						color: var(--fgHighlighted);
 					}
+
+					&.highlighted {
+						color: var(--accent);
+					}
 				}
 			}
 
 			> .left {
+				margin-right: 16px;
+			}
+
+			> .right {
 				min-width: 16px;
 			}
 

packages/client/src/init.ts

@@ -21,7 +21,6 @@ import widgets from '@/widgets';
 import directives from '@/directives';
 import components from '@/components';
 import { version, ui, lang, host } from '@/config';
-import { router } from '@/router';
 import { applyTheme } from '@/scripts/theme';
 import { isDeviceDarkmode } from '@/scripts/is-device-darkmode';
 import { i18n } from '@/i18n';
@@ -172,9 +171,8 @@ const app = createApp(
 	window.location.search === '?zen' ? defineAsyncComponent(() => import('@/ui/zen.vue')) :
 	!$i ? defineAsyncComponent(() => import('@/ui/visitor.vue')) :
 	ui === 'deck' ? defineAsyncComponent(() => import('@/ui/deck.vue')) :
-	ui === 'desktop'                  ? defineAsyncComponent(() => import('@/ui/desktop.vue')) :
 	ui === 'classic' ? defineAsyncComponent(() => import('@/ui/classic.vue')) :
-	defineAsyncComponent(() => import('@/ui/universal.vue'))
+	defineAsyncComponent(() => import('@/ui/universal.vue')),
 );
 
 if (_DEV_) {
@@ -189,14 +187,10 @@ app.config.globalProperties = {
 	$ts: i18n.ts,
 };
 
-app.use(router);
-
 widgets(app);
 directives(app);
 components(app);
 
-await router.isReady();
-
 const splash = document.getElementById('splash');
 // 念のためnullチェック(HTMLが古い場合があるため(そのうち消す))
 if (splash) splash.addEventListener('transitionend', () => {

packages/client/src/menu.ts

@@ -1,11 +1,11 @@
 import { computed, ref, reactive } from 'vue';
+import { $i } from './account';
+import { mainRouter } from '@/router';
 import { search } from '@/scripts/search';
 import * as os from '@/os';
 import { i18n } from '@/i18n';
 import { ui } from '@/config';
-import { $i } from './account';
 import { unisonReload } from '@/scripts/unison-reload';
-import { router } from './router';
 
 export const menuDef = reactive({
 	notifications: {
@@ -60,16 +60,16 @@ export const menuDef = reactive({
 		title: 'lists',
 		icon: 'fas fa-list-ul',
 		show: computed(() => $i != null),
-		active: computed(() => router.currentRoute.value.path.startsWith('/timeline/list/') || router.currentRoute.value.path === '/my/lists' || router.currentRoute.value.path.startsWith('/my/lists/')),
+		active: computed(() => mainRouter.currentRoute.value.path.startsWith('/timeline/list/') || mainRouter.currentRoute.value.path === '/my/lists' || mainRouter.currentRoute.value.path.startsWith('/my/lists/')),
 		action: (ev) => {
 			const items = ref([{
-				type: 'pending'
+				type: 'pending',
 			}]);
 			os.api('users/lists/list').then(lists => {
 				const _items = [...lists.map(list => ({
 					type: 'link',
 					text: list.name,
-					to: `/timeline/list/${list.id}`
+					to: `/timeline/list/${list.id}`,
 				})), null, {
 					type: 'link',
 					to: '/my/lists',
@@ -91,16 +91,16 @@ export const menuDef = reactive({
 		title: 'antennas',
 		icon: 'fas fa-satellite',
 		show: computed(() => $i != null),
-		active: computed(() => router.currentRoute.value.path.startsWith('/timeline/antenna/') || router.currentRoute.value.path === '/my/antennas' || router.currentRoute.value.path.startsWith('/my/antennas/')),
+		active: computed(() => mainRouter.currentRoute.value.path.startsWith('/timeline/antenna/') || mainRouter.currentRoute.value.path === '/my/antennas' || mainRouter.currentRoute.value.path.startsWith('/my/antennas/')),
 		action: (ev) => {
 			const items = ref([{
-				type: 'pending'
+				type: 'pending',
 			}]);
 			os.api('antennas/list').then(antennas => {
 				const _items = [...antennas.map(antenna => ({
 					type: 'link',
 					text: antenna.name,
-					to: `/timeline/antenna/${antenna.id}`
+					to: `/timeline/antenna/${antenna.id}`,
 				})), null, {
 					type: 'link',
 					to: '/my/antennas',
@@ -178,29 +178,22 @@ export const menuDef = reactive({
 				action: () => {
 					localStorage.setItem('ui', 'default');
 					unisonReload();
-				}
+				},
 			}, {
 				text: i18n.ts.deck,
 				active: ui === 'deck',
 				action: () => {
 					localStorage.setItem('ui', 'deck');
 					unisonReload();
-				}
+				},
 			}, {
 				text: i18n.ts.classic,
 				active: ui === 'classic',
 				action: () => {
 					localStorage.setItem('ui', 'classic');
 					unisonReload();
-				}
-			}, /*{
-				text: i18n.ts.desktop + ' (β)',
-				active: ui === 'desktop',
-				action: () => {
-					localStorage.setItem('ui', 'desktop');
-					unisonReload();
-				}
-			}*/], ev.currentTarget ?? ev.target);
+				},
+			}], ev.currentTarget ?? ev.target);
 		},
 	},
 });

packages/client/src/nirax.ts

@@ -0,0 +1,200 @@
+import { EventEmitter } from 'eventemitter3';
+import { Ref, Component, ref, shallowRef, ShallowRef } from 'vue';
+
+type RouteDef = {
+	path: string;
+	component: Component;
+	query?: Record<string, string>;
+	name?: string;
+	globalCacheKey?: string;
+};
+
+type ParsedPath = (string | {
+	name: string;
+	startsWith?: string;
+	wildcard?: boolean;
+	optional?: boolean;
+})[];
+
+function parsePath(path: string): ParsedPath {
+	const res = [] as ParsedPath;
+
+	path = path.substring(1);
+
+	for (const part of path.split('/')) {
+		if (part.includes(':')) {
+			const prefix = part.substring(0, part.indexOf(':'));
+			const placeholder = part.substring(part.indexOf(':') + 1);
+			const wildcard = placeholder.includes('(*)');
+			const optional = placeholder.endsWith('?');
+			res.push({
+				name: placeholder.replace('(*)', '').replace('?', ''),
+				startsWith: prefix !== '' ? prefix : undefined,
+				wildcard,
+				optional,
+			});
+		} else {
+			res.push(part);
+		}
+	}
+
+	return res;
+}
+
+export class Router extends EventEmitter<{
+	change: (ctx: {
+		beforePath: string;
+		path: string;
+		route: RouteDef | null;
+		props: Map<string, string> | null;
+		key: string;
+	}) => void;
+	push: (ctx: {
+		beforePath: string;
+		path: string;
+		route: RouteDef | null;
+		props: Map<string, string> | null;
+		key: string;
+	}) => void;
+}> {
+	private routes: RouteDef[];
+	private currentPath: string;
+	private currentComponent: Component | null = null;
+	private currentProps: Map<string, string> | null = null;
+	private currentKey = Date.now().toString();
+
+	public currentRoute: ShallowRef<RouteDef | null> = shallowRef(null);
+
+	constructor(routes: Router['routes'], currentPath: Router['currentPath']) {
+		super();
+
+		this.routes = routes;
+		this.currentPath = currentPath;
+		this.navigate(currentPath, null, true);
+	}
+
+	public resolve(path: string): { route: RouteDef; props: Map<string, string>; } | null {
+		let queryString: string | null = null;
+		if (path[0] === '/') path = path.substring(1);
+		if (path.includes('?')) {
+			queryString = path.substring(path.indexOf('?') + 1);
+			path = path.substring(0, path.indexOf('?'));
+		}
+
+		if (_DEV_) console.log('Routing: ', path, queryString);
+
+		forEachRouteLoop:
+		for (const route of this.routes) {
+			let parts = path.split('/');
+			const props = new Map<string, string>();
+
+			pathMatchLoop:
+			for (const p of parsePath(route.path)) {
+				if (typeof p === 'string') {
+					if (p === parts[0]) {
+						parts.shift();
+					} else {
+						continue forEachRouteLoop;
+					}
+				} else {
+					if (parts[0] == null && !p.optional) {
+						continue forEachRouteLoop;
+					}
+					if (p.wildcard) {
+						if (parts.length !== 0) {
+							props.set(p.name, parts.join('/'));
+							parts = [];
+						}
+						break pathMatchLoop;
+					} else {
+						if (p.startsWith && (parts[0] == null || !parts[0].startsWith(p.startsWith))) continue forEachRouteLoop;
+
+						props.set(p.name, parts[0]);
+						parts.shift();
+					}
+				}
+			}
+
+			if (parts.length !== 0) continue forEachRouteLoop;
+
+			if (route.query != null && queryString != null) {
+				const queryObject = [...new URLSearchParams(queryString).entries()]
+					.reduce((obj, entry) => ({ ...obj, [entry[0]]: entry[1] }), {});
+
+				for (const q in route.query) {
+					const as = route.query[q];
+					if (queryObject[q]) {
+						props.set(as, queryObject[q]);
+					}
+				}
+			}
+			return {
+				route,
+				props,
+			};
+		}
+
+		return null;
+	}
+
+	private navigate(path: string, key: string | null | undefined, initial = false) {
+		const beforePath = this.currentPath;
+		const beforeRoute = this.currentRoute.value;
+		this.currentPath = path;
+
+		const res = this.resolve(this.currentPath);
+
+		if (res == null) {
+			throw new Error('no route found for: ' + path);
+		}
+
+		const isSamePath = beforePath === path;
+		if (isSamePath && key == null) key = this.currentKey;
+		this.currentComponent = res.route.component;
+		this.currentProps = res.props;
+		this.currentRoute.value = res.route;
+		this.currentKey = this.currentRoute.value.globalCacheKey ?? key ?? Date.now().toString();
+
+		if (!initial) {
+			this.emit('change', {
+				beforePath,
+				path,
+				route: this.currentRoute.value,
+				props: this.currentProps,
+				key: this.currentKey,
+			});
+		}
+	}
+
+	public getCurrentComponent() {
+		return this.currentComponent;
+	}
+
+	public getCurrentProps() {
+		return this.currentProps;
+	}
+
+	public getCurrentPath() {
+		return this.currentPath;
+	}
+
+	public getCurrentKey() {
+		return this.currentKey;
+	}
+
+	public push(path: string) {
+		const beforePath = this.currentPath;
+		this.navigate(path, null);
+		this.emit('push', {
+			beforePath,
+			path,
+			route: this.currentRoute.value,
+			props: this.currentProps,
+			key: this.currentKey,
+		});
+	}
+
+	public change(path: string, key?: string | null) {
+		this.navigate(path, key);
+	}
+}

packages/client/src/os.ts

@@ -8,7 +8,6 @@ import { apiUrl, url } from '@/config';
 import MkPostFormDialog from '@/components/post-form-dialog.vue';
 import MkWaitingDialog from '@/components/waiting-dialog.vue';
 import { MenuItem } from '@/types/menu';
-import { resolve } from '@/router';
 import { $i } from '@/account';
 
 export const pendingApiRequestsCount = ref(0);
@@ -155,20 +154,14 @@ export async function popup(component: Component, props: Record<string, any>, ev
 }
 
 export function pageWindow(path: string) {
-	const { component, props } = resolve(path);
 	popup(defineAsyncComponent(() => import('@/components/page-window.vue')), {
 		initialPath: path,
-		initialComponent: markRaw(component),
-		initialProps: props,
 	}, {}, 'closed');
 }
 
 export function modalPageWindow(path: string) {
-	const { component, props } = resolve(path);
 	popup(defineAsyncComponent(() => import('@/components/modal-page-window.vue')), {
 		initialPath: path,
-		initialComponent: markRaw(component),
-		initialProps: props,
 	}, {}, 'closed');
 }
 

packages/client/src/pages/_error_.vue

@@ -21,11 +21,11 @@
 import { } from 'vue';
 import * as misskey from 'misskey-js';
 import MkButton from '@/components/ui/button.vue';
-import * as symbols from '@/symbols';
 import { version } from '@/config';
 import * as os from '@/os';
 import { unisonReload } from '@/scripts/unison-reload';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const props = withDefaults(defineProps<{
 	error?: Error;
@@ -52,11 +52,13 @@ function reload() {
 	unisonReload();
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.error,
 	icon: 'fas fa-exclamation-triangle',
-	},
 });
 </script>
 

packages/client/src/pages/about-misskey.vue

@@ -1,4 +1,6 @@
 <template>
+<MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<div style="overflow: clip;">
 		<MkSpacer :content-max="600" :margin-min="20">
 			<div class="_formRoot znqjceqz">
@@ -57,6 +59,7 @@
 			</div>
 		</MkSpacer>
 	</div>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
@@ -67,10 +70,10 @@ import FormSection from '@/components/form/section.vue';
 import MkButton from '@/components/ui/button.vue';
 import MkLink from '@/components/link.vue';
 import { physics } from '@/scripts/physics';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
 import { defaultStore } from '@/store';
 import * as os from '@/os';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const patrons = [
 	'まっちゃとーにゅ',
@@ -194,12 +197,14 @@ onBeforeUnmount(() => {
 	}
 });
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.aboutMisskey,
 	icon: null,
 	bg: 'var(--bg)',
-	},
 });
 </script>
 

packages/client/src/pages/about.vue

@@ -1,4 +1,6 @@
 <template>
+<MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<MkSpacer v-if="tab === 'overview'" :content-max="600" :margin-min="20">
 		<div class="_formRoot">
 			<div class="_formBlock fwhjspax" :style="{ backgroundImage: `url(${ $instance.bannerUrl })` }">
@@ -68,11 +70,12 @@
 	<MkSpacer v-else-if="tab === 'charts'" :content-max="1200" :margin-min="20">
 		<MkInstanceStats :chart-limit="500" :detailed="true"/>
 	</MkSpacer>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
 import { ref, computed } from 'vue';
-import { version, instanceName } from '@/config';
+import { version, instanceName , host } from '@/config';
 import FormLink from '@/components/form/link.vue';
 import FormSection from '@/components/form/section.vue';
 import FormSuspense from '@/components/form/suspense.vue';
@@ -81,9 +84,8 @@ import MkKeyValue from '@/components/key-value.vue';
 import MkInstanceStats from '@/components/instance-stats.vue';
 import * as os from '@/os';
 import number from '@/filters/number';
-import * as symbols from '@/symbols';
-import { host } from '@/config';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 let stats = $ref(null);
 let tab = $ref('overview');
@@ -93,12 +95,9 @@ const initStats = () => os.api('stats', {
 	stats = res;
 });
 
-defineExpose({
-	[symbols.PAGE_INFO]: computed(() => ({
-		title: i18n.ts.instanceInfo,
-		icon: 'fas fa-info-circle',
-		bg: 'var(--bg)',
-		tabs: [{
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => [{
 	active: tab === 'overview',
 	title: i18n.ts.overview,
 	onClick: () => { tab = 'overview'; },
@@ -107,9 +106,13 @@ defineExpose({
 	title: i18n.ts.charts,
 	icon: 'fas fa-chart-bar',
 	onClick: () => { tab = 'charts'; },
-		},],
-	})),
-});
+}]);
+
+definePageMetadata(computed(() => ({
+	title: i18n.ts.instanceInfo,
+	icon: 'fas fa-info-circle',
+	bg: 'var(--bg)',
+})));
 </script>
 
 <style lang="scss" scoped>

packages/client/src/pages/admin-file.vue

@@ -1,4 +1,6 @@
 <template>
+<MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<MkSpacer :content-max="500" :margin-min="16" :margin-max="32">
 		<div v-if="file" class="cxqhhsmd _formRoot">
 			<div class="_formBlock">
@@ -25,6 +27,7 @@
 			</div>
 		</div>
 	</MkSpacer>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
@@ -35,7 +38,7 @@ import MkDriveFileThumbnail from '@/components/drive-file-thumbnail.vue';
 import bytes from '@/filters/bytes';
 import * as os from '@/os';
 import { i18n } from '@/i18n';
-import * as symbols from '@/symbols';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 let file: any = $ref(null);
 let info: any = $ref(null);
@@ -74,13 +77,15 @@ async function toggleIsSensitive(v) {
 	isSensitive = v;
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: computed(() => ({
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata(computed(() => ({
 	title: file ? i18n.ts.file + ': ' + file.name : i18n.ts.file,
 	icon: 'fas fa-file',
 	bg: 'var(--bg)',
-	})),
-});
+})));
 </script>
 
 <style lang="scss" scoped>

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

@@ -0,0 +1,249 @@
+<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">
+			<button v-for="tab in tabs" v-tooltip="tab.title" class="tab _button" :class="{ active: tab.active }" @click="tab.onClick">
+				<i v-if="tab.icon" class="icon" :class="tab.icon"></i>
+				<span v-if="!tab.iconOnly" class="title">{{ tab.title }}</span>
+			</button>
+		</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>
+				<button v-else v-tooltip="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>
+import { computed, onMounted, onUnmounted, ref, inject } from 'vue';
+import tinycolor from 'tinycolor2';
+import { popupMenu } from '@/os';
+import { url } from '@/config';
+import { scrollToTop } from '@/scripts/scroll';
+import MkButton from '@/components/ui/button.vue';
+import { i18n } from '@/i18n';
+import { globalEvents } from '@/events';
+import { injectPageMetadata, PageMetadata } from '@/scripts/page-metadata';
+
+const props = defineProps<{
+	tabs?: {
+		title: string;
+		active: boolean;
+		icon?: string;
+		iconOnly?: boolean;
+		onClick: () => void;
+	}[];
+	actions?: {
+		text: string;
+		icon: string;
+		asFullButton?: boolean;
+		handler: (ev: MouseEvent) => void;
+	}[];
+	thin?: boolean;
+}>();
+
+const metadata = injectPageMetadata();
+
+const el = ref<HTMLElement>(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;
+	if (!narrow.value) return;
+	ev.preventDefault();
+	ev.stopPropagation();
+	const menu = props.tabs.map(tab => ({
+		text: tab.title,
+		icon: tab.icon,
+		action: tab.onClick,
+	}));
+	popupMenu(menu, ev.currentTarget ?? ev.target);
+};
+
+const preventDrag = (ev: TouchEvent) => {
+	ev.stopPropagation();
+};
+
+const onClick = () => {
+	scrollToTop(el.value, { behavior: 'smooth' });
+};
+
+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);
+});
+
+onUnmounted(() => {
+	globalEvents.off('themeChanged', calcBg);
+});
+</script>
+
+<style lang="scss" scoped>
+.fdidabkc {
+	--height: 60px;
+	display: flex;
+	position: sticky;
+	top: var(--stickyTop, 0);
+	z-index: 1000;
+	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;
+		}
+
+		> .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 {
+		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;
+
+				&:after {
+					content: "";
+					display: block;
+					position: absolute;
+					bottom: 0;
+					left: 0;
+					right: 0;
+					margin: 0 auto;
+					width: 100%;
+					height: 3px;
+					background: var(--accent);
+				}
+			}
+
+			> .icon + .title {
+				margin-left: 8px;
+			}
+		}
+	}
+}
+</style>

packages/client/src/pages/admin/abuses.vue

@@ -1,4 +1,7 @@
 <template>
+<MkStickyContainer>
+	<template #header><XHeader :actions="headerActions" :tabs="headerTabs"/></template>
+	<MkSpacer :content-max="900">
 		<div class="lcixvhis">
 			<div class="_section reports">
 				<div class="_content">
@@ -39,18 +42,21 @@
 				</div>
 			</div>
 		</div>
+	</MkSpacer>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
 import { computed } from 'vue';
 
+import XHeader from './_header_.vue';
 import MkInput from '@/components/form/input.vue';
 import MkSelect from '@/components/form/select.vue';
 import MkPagination from '@/components/ui/pagination.vue';
 import XAbuseReport from '@/components/abuse-report.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 let reports = $ref<InstanceType<typeof MkPagination>>();
 
@@ -74,12 +80,14 @@ function resolved(reportId) {
 	reports.removeItem(item => item.id === reportId);
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.abuseReports,
 	icon: 'fas fa-exclamation-circle',
 	bg: 'var(--bg)',
-	}
 });
 </script>
 

packages/client/src/pages/admin/ads.vue

@@ -1,4 +1,6 @@
 <template>
+<MkStickyContainer>
+	<template #header><XHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<MkSpacer :content-max="900">
 		<div class="uqshojas">
 			<div v-for="ad in ads" class="_panel _formRoot ad">
@@ -41,18 +43,20 @@
 			</div>
 		</div>
 	</MkSpacer>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
 import { } from 'vue';
+import XHeader from './_header_.vue';
 import MkButton from '@/components/ui/button.vue';
 import MkInput from '@/components/form/input.vue';
 import MkTextarea from '@/components/form/textarea.vue';
 import FormRadios from '@/components/form/radios.vue';
 import FormSplit from '@/components/form/split.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 let ads: any[] = $ref([]);
 
@@ -81,7 +85,7 @@ function remove(ad) {
 		if (canceled) return;
 		ads = ads.filter(x => x !== ad);
 		os.apiWithDialog('admin/ad/delete', {
-			id: ad.id
+			id: ad.id,
 		});
 	});
 }
@@ -90,28 +94,29 @@ function save(ad) {
 	if (ad.id == null) {
 		os.apiWithDialog('admin/ad/create', {
 			...ad,
-			expiresAt: new Date(ad.expiresAt).getTime()
+			expiresAt: new Date(ad.expiresAt).getTime(),
 		});
 	} else {
 		os.apiWithDialog('admin/ad/update', {
 			...ad,
-			expiresAt: new Date(ad.expiresAt).getTime()
+			expiresAt: new Date(ad.expiresAt).getTime(),
 		});
 	}
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
-		title: i18n.ts.ads,
-		icon: 'fas fa-audio-description',
-		bg: 'var(--bg)',
-		actions: [{
+const headerActions = $computed(() => [{
 	asFullButton: true,
 	icon: 'fas fa-plus',
 	text: i18n.ts.add,
 	handler: add,
-		}],
-	}
+}]);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
+	title: i18n.ts.ads,
+	icon: 'fas fa-audio-description',
+	bg: 'var(--bg)',
 });
 </script>
 

packages/client/src/pages/admin/announcements.vue

@@ -1,4 +1,7 @@
 <template>
+<MkStickyContainer>
+	<template #header><XHeader :actions="headerActions" :tabs="headerTabs"/></template>
+	<MkSpacer :content-max="900">
 		<div class="ztgjmzrw">
 			<section v-for="announcement in announcements" class="_card _gap announcements">
 				<div class="_content announcement">
@@ -19,16 +22,19 @@
 				</div>
 			</section>
 		</div>
+	</MkSpacer>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
 import { } from 'vue';
+import XHeader from './_header_.vue';
 import MkButton from '@/components/ui/button.vue';
 import MkInput from '@/components/form/input.vue';
 import MkTextarea from '@/components/form/textarea.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 let announcements: any[] = $ref([]);
 
@@ -41,7 +47,7 @@ function add() {
 		id: null,
 		title: '',
 		text: '',
-		imageUrl: null
+		imageUrl: null,
 	});
 }
 
@@ -61,41 +67,42 @@ function save(announcement) {
 		os.api('admin/announcements/create', announcement).then(() => {
 			os.alert({
 				type: 'success',
-				text: i18n.ts.saved
+				text: i18n.ts.saved,
 			});
 		}).catch(err => {
 			os.alert({
 				type: 'error',
-				text: err
+				text: err,
 			});
 		});
 	} else {
 		os.api('admin/announcements/update', announcement).then(() => {
 			os.alert({
 				type: 'success',
-				text: i18n.ts.saved
+				text: i18n.ts.saved,
 			});
 		}).catch(err => {
 			os.alert({
 				type: 'error',
-				text: err
+				text: err,
 			});
 		});
 	}
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
-		title: i18n.ts.announcements,
-		icon: 'fas fa-broadcast-tower',
-		bg: 'var(--bg)',
-		actions: [{
+const headerActions = $computed(() => [{
 	asFullButton: true,
 	icon: 'fas fa-plus',
 	text: i18n.ts.add,
 	handler: add,
-		}],
-	}
+}]);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
+	title: i18n.ts.announcements,
+	icon: 'fas fa-broadcast-tower',
+	bg: 'var(--bg)',
 });
 </script>
 

packages/client/src/pages/admin/bot-protection.vue

@@ -51,7 +51,6 @@ import FormButton from '@/components/ui/button.vue';
 import FormSuspense from '@/components/form/suspense.vue';
 import FormSlot from '@/components/form/slot.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { fetchInstance } from '@/instance';
 
 const MkCaptcha = defineAsyncComponent(() => import('@/components/captcha.vue'));

packages/client/src/pages/admin/database.vue

@@ -1,4 +1,5 @@
-<template>
+<template><MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 		<MkSpacer :content-max="800" :margin-min="16" :margin-max="32">
 	<FormSuspense v-slot="{ result: database }" :p="databasePromiseFactory">
 		<MkKeyValue v-for="table in database" :key="table[0]" oneline style="margin: 1em 0;">
@@ -6,7 +7,7 @@
 			<template #value>{{ bytes(table[1].size) }} ({{ number(table[1].count) }} recs)</template>
 		</MkKeyValue>
 	</FormSuspense>
-</MkSpacer>
+</MkSpacer></MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
@@ -14,18 +15,20 @@ import { } from 'vue';
 import FormSuspense from '@/components/form/suspense.vue';
 import MkKeyValue from '@/components/key-value.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import bytes from '@/filters/bytes';
 import number from '@/filters/number';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const databasePromiseFactory = () => os.api('admin/get-table-stats').then(res => Object.entries(res).sort((a, b) => b[1].size - a[1].size));
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.database,
 	icon: 'fas fa-database',
 	bg: 'var(--bg)',
-	}
 });
 </script>

packages/client/src/pages/admin/email-settings.vue

@@ -1,4 +1,6 @@
 <template>
+<MkStickyContainer>
+	<template #header><XHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<MkSpacer :content-max="700" :margin-min="16" :margin-max="32">
 		<FormSuspense :p="init">
 			<div class="_formRoot">
@@ -40,10 +42,12 @@
 			</div>
 		</FormSuspense>
 	</MkSpacer>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
 import { } from 'vue';
+import XHeader from './_header_.vue';
 import FormSwitch from '@/components/form/switch.vue';
 import FormInput from '@/components/form/input.vue';
 import FormInfo from '@/components/ui/info.vue';
@@ -51,9 +55,9 @@ import FormSuspense from '@/components/form/suspense.vue';
 import FormSplit from '@/components/form/split.vue';
 import FormSection from '@/components/form/section.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { fetchInstance, instance } from '@/instance';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 let enableEmail: boolean = $ref(false);
 let email: any = $ref(null);
@@ -78,13 +82,13 @@ async function testEmail() {
 	const { canceled, result: destination } = await os.inputText({
 		title: i18n.ts.destination,
 		type: 'email',
-		placeholder: instance.maintainerEmail
+		placeholder: instance.maintainerEmail,
 	});
 	if (canceled) return;
 	os.apiWithDialog('admin/send-email', {
 		to: destination,
 		subject: 'Test email',
-		text: 'Yo'
+		text: 'Yo',
 	});
 }
 
@@ -102,12 +106,7 @@ function save() {
 	});
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
-		title: i18n.ts.emailServer,
-		icon: 'fas fa-envelope',
-		bg: 'var(--bg)',
-		actions: [{
+const headerActions = $computed(() => [{
 	asFullButton: true,
 	text: i18n.ts.testEmail,
 	handler: testEmail,
@@ -116,7 +115,13 @@ defineExpose({
 	icon: 'fas fa-check',
 	text: i18n.ts.save,
 	handler: save,
-		}],
-	}
+}]);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
+	title: i18n.ts.emailServer,
+	icon: 'fas fa-envelope',
+	bg: 'var(--bg)',
 });
 </script>

packages/client/src/pages/admin/emojis.vue

@@ -1,4 +1,7 @@
 <template>
+<div>
+	<MkStickyContainer>
+		<template #header><XHeader :actions="headerActions" :tabs="headerTabs"/></template>
 		<MkSpacer :content-max="900">
 			<div class="ogwlenmc">
 				<div v-if="tab === 'local'" class="local">
@@ -19,7 +22,7 @@
 					</div>
 					<MkPagination ref="emojisPaginationComponent" :pagination="pagination">
 						<template #empty><span>{{ $ts.noCustomEmojis }}</span></template>
-				<template v-slot="{items}">
+						<template #default="{items}">
 							<div class="ldhfsamy">
 								<button v-for="emoji in items" :key="emoji.id" class="emoji _panel _button" :class="{ selected: selectedEmojis.includes(emoji.id) }" @click="selectMode ? toggleSelect(emoji) : edit(emoji)">
 									<img :src="emoji.url" class="img" :alt="emoji.name"/>
@@ -45,7 +48,7 @@
 					</FormSplit>
 					<MkPagination :pagination="remotePagination">
 						<template #empty><span>{{ $ts.noCustomEmojis }}</span></template>
-				<template v-slot="{items}">
+						<template #default="{items}">
 							<div class="ldhfsamy">
 								<div v-for="emoji in items" :key="emoji.id" class="emoji _panel _button" @click="remoteMenu(emoji, $event)">
 									<img :src="emoji.url" class="img" :alt="emoji.name"/>
@@ -60,10 +63,13 @@
 				</div>
 			</div>
 		</MkSpacer>
+	</MkStickyContainer>
+</div>
 </template>
 
 <script lang="ts" setup>
 import { computed, defineAsyncComponent, defineComponent, ref, toRef } from 'vue';
+import XHeader from './_header_.vue';
 import MkButton from '@/components/ui/button.vue';
 import MkInput from '@/components/form/input.vue';
 import MkPagination from '@/components/ui/pagination.vue';
@@ -72,8 +78,8 @@ import MkSwitch from '@/components/form/switch.vue';
 import FormSplit from '@/components/form/split.vue';
 import { selectFile, selectFiles } from '@/scripts/select-file';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const emojisPaginationComponent = ref<InstanceType<typeof MkPagination>>();
 
@@ -131,13 +137,13 @@ const add = async (ev: MouseEvent) => {
 
 const edit = (emoji) => {
 	os.popup(defineAsyncComponent(() => import('./emoji-edit-dialog.vue')), {
-		emoji: emoji
+		emoji: emoji,
 	}, {
 		done: result => {
 			if (result.updated) {
 				emojisPaginationComponent.value.updateItem(result.updated.id, (oldEmoji: any) => ({
 					...oldEmoji,
-					...result.updated
+					...result.updated,
 				}));
 			} else if (result.deleted) {
 				emojisPaginationComponent.value.removeItem((item) => item.id === emoji.id);
@@ -159,7 +165,7 @@ const remoteMenu = (emoji, ev: MouseEvent) => {
 	}, {
 		text: i18n.ts.import,
 		icon: 'fas fa-plus',
-		action: () => { im(emoji); }
+		action: () => { im(emoji); },
 	}], ev.currentTarget ?? ev.target);
 };
 
@@ -181,7 +187,7 @@ const menu = (ev: MouseEvent) => {
 					text: err.message,
 				});
 			});
-		}
+		},
 	}, {
 		icon: 'fas fa-upload',
 		text: i18n.ts.import,
@@ -201,7 +207,7 @@ const menu = (ev: MouseEvent) => {
 					text: err.message,
 				});
 			});
-		}
+		},
 	}], ev.currentTarget ?? ev.target);
 };
 
@@ -265,12 +271,7 @@ const delBulk = async () => {
 	emojisPaginationComponent.value.reload();
 };
 
-defineExpose({
-	[symbols.PAGE_INFO]: computed(() => ({
-		title: i18n.ts.customEmojis,
-		icon: 'fas fa-laugh',
-		bg: 'var(--bg)',
-		actions: [{
+const headerActions = $computed(() => [{
 	asFullButton: true,
 	icon: 'fas fa-plus',
 	text: i18n.ts.addEmoji,
@@ -278,8 +279,9 @@ defineExpose({
 }, {
 	icon: 'fas fa-ellipsis-h',
 	handler: menu,
-		}],
-		tabs: [{
+}]);
+
+const headerTabs = $computed(() => [{
 	active: tab.value === 'local',
 	title: i18n.ts.local,
 	onClick: () => { tab.value = 'local'; },
@@ -287,9 +289,13 @@ defineExpose({
 	active: tab.value === 'remote',
 	title: i18n.ts.remote,
 	onClick: () => { tab.value = 'remote'; },
-		},]
-	})),
-});
+}]);
+
+definePageMetadata(computed(() => ({
+	title: i18n.ts.customEmojis,
+	icon: 'fas fa-laugh',
+	bg: 'var(--bg)',
+})));
 </script>
 
 <style lang="scss" scoped>

packages/client/src/pages/admin/files.vue

@@ -1,4 +1,8 @@
 <template>
+<div>
+	<MkStickyContainer>
+		<template #header><XHeader :actions="headerActions"/></template>
+		<MkSpacer :content-max="900">
 			<div class="xrmjdkdw">
 				<div>
 					<div class="inputs" style="display: flex; gap: var(--margin); flex-wrap: wrap;">
@@ -18,7 +22,7 @@
 						</MkInput>
 					</div>
 					<MkPagination v-slot="{items}" :pagination="pagination" class="urempief" :class="{ grid: viewMode === 'grid' }">
-			<button v-for="file in items" :key="file.id" v-tooltip.mfm="`${file.type}\n${bytes(file.size)}\n${new Date(file.createdAt).toLocaleString()}\nby ${file.user ? '@' + Acct.toString(file.user) : 'system'}`" class="file _panel _button" @click="show(file, $event)">
+						<button v-for="file in items" :key="file.id" v-tooltip.mfm="`${file.type}\n${bytes(file.size)}\n${new Date(file.createdAt).toLocaleString()}\nby ${file.user ? '@' + Acct.toString(file.user) : 'system'}`" class="file _button" @click="show(file, $event)">
 							<MkDriveFileThumbnail class="thumbnail" :file="file" fit="contain"/>
 							<div v-if="viewMode === 'list'" class="body">
 								<div>
@@ -40,11 +44,15 @@
 					</MkPagination>
 				</div>
 			</div>
+		</MkSpacer>
+	</MkStickyContainer>
+</div>
 </template>
 
 <script lang="ts" setup>
 import { computed, defineAsyncComponent } from 'vue';
 import * as Acct from 'misskey-js/built/acct';
+import XHeader from './_header_.vue';
 import MkButton from '@/components/ui/button.vue';
 import MkInput from '@/components/form/input.vue';
 import MkSelect from '@/components/form/select.vue';
@@ -53,8 +61,8 @@ import MkContainer from '@/components/ui/container.vue';
 import MkDriveFileThumbnail from '@/components/drive-file-thumbnail.vue';
 import bytes from '@/filters/bytes';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 let origin = $ref('local');
 let type = $ref(null);
@@ -82,7 +90,7 @@ function clear() {
 }
 
 function show(file) {
-	os.pageWindow(`/admin-file/${file.id}`);
+	os.pageWindow(`/admin/file/${file.id}`);
 }
 
 async function find() {
@@ -104,12 +112,7 @@ async function find() {
 	});
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: computed(() => ({
-		title: i18n.ts.files,
-		icon: 'fas fa-cloud',
-		bg: 'var(--bg)',
-		actions: [{
+const headerActions = $computed(() => [{
 	text: i18n.ts.lookup,
 	icon: 'fas fa-search',
 	handler: find,
@@ -117,9 +120,15 @@ defineExpose({
 	text: i18n.ts.clearCachedFiles,
 	icon: 'fas fa-trash-alt',
 	handler: clear,
-		}],
-	})),
-});
+}]);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata(computed(() => ({
+	title: i18n.ts.files,
+	icon: 'fas fa-cloud',
+	bg: 'var(--bg)',
+})));
 </script>
 
 <style lang="scss" scoped>

packages/client/src/pages/admin/index.vue

@@ -1,8 +1,6 @@
 <template>
 <div ref="el" class="hiyeyicy" :class="{ wide: !narrow }">
 	<div v-if="!narrow || initialPage == null" class="nav">	
-		<MkHeader :info="header"></MkHeader>
-	
 		<MkSpacer :content-max="700" :margin-min="16">
 			<div class="lxpfedzu">
 				<div class="banner">
@@ -17,29 +15,26 @@
 		</MkSpacer>
 	</div>
 	<div v-if="!(narrow && initialPage == null)" class="main">
-		<MkStickyContainer>
-			<template #header><MkHeader v-if="childInfo && !childInfo.hideHeader" :info="childInfo"/></template>
-			<component :is="component" :ref="el => pageChanged(el)" :key="initialPage" v-bind="pageProps"/>
-		</MkStickyContainer>
+		<component :is="component" :key="initialPage" v-bind="pageProps"/>
 	</div>
 </div>
 </template>
 
 <script lang="ts" setup>
-import { defineAsyncComponent, nextTick, onMounted, onUnmounted, provide, watch } from 'vue';
+import { defineAsyncComponent, inject, nextTick, onMounted, onUnmounted, provide, watch } from 'vue';
 import { i18n } from '@/i18n';
 import MkSuperMenu from '@/components/ui/super-menu.vue';
 import MkInfo from '@/components/ui/info.vue';
 import { scroll } from '@/scripts/scroll';
 import { instance } from '@/instance';
-import * as symbols from '@/symbols';
 import * as os from '@/os';
 import { lookupUser } from '@/scripts/lookup-user';
-import { MisskeyNavigator } from '@/scripts/navigate';
+import { useRouter } from '@/router';
+import { definePageMetadata, provideMetadataReceiver, setPageMetadata } from '@/scripts/page-metadata';
 
 const isEmpty = (x: string | null) => x == null || x === '';
 
-const nav = new MisskeyNavigator();
+const router = useRouter();
 
 const indexInfo = {
 	title: i18n.ts.controlPanel,
@@ -224,7 +219,7 @@ watch(component, () => {
 
 watch(() => props.initialPage, () => {
 	if (props.initialPage == null && !narrow) {
-		nav.push('/admin/overview');
+		router.push('/admin/overview');
 	} else {
 		if (props.initialPage == null) {
 			INFO = indexInfo;
@@ -234,7 +229,7 @@ watch(() => props.initialPage, () => {
 
 watch(narrow, () => {
 	if (props.initialPage == null && !narrow) {
-		nav.push('/admin/overview');
+		router.push('/admin/overview');
 	}
 });
 
@@ -243,7 +238,7 @@ onMounted(() => {
 
 	narrow = el.offsetWidth < NARROW_THRESHOLD;
 	if (props.initialPage == null && !narrow) {
-		nav.push('/admin/overview');
+		router.push('/admin/overview');
 	}
 });
 
@@ -251,19 +246,19 @@ onUnmounted(() => {
 	ro.disconnect();
 });
 
-const pageChanged = (page) => {
-	if (page == null) {
+provideMetadataReceiver((info) => {
+	if (info == null) {
 		childInfo = null;
 	} else {
-		childInfo = page[symbols.PAGE_INFO];
+		childInfo = info;
 	}
-};
+});
 
 const invite = () => {
 	os.api('admin/invite').then(x => {
 		os.alert({
 			type: 'info',
-			text: x.code
+			text: x.code,
 		});
 	}).catch(err => {
 		os.alert({
@@ -279,33 +274,38 @@ const lookup = (ev) => {
 		icon: 'fas fa-user',
 		action: () => {
 			lookupUser();
-		}
+		},
 	}, {
 		text: i18n.ts.note,
 		icon: 'fas fa-pencil-alt',
 		action: () => {
 			alert('TODO');
-		}
+		},
 	}, {
 		text: i18n.ts.file,
 		icon: 'fas fa-cloud',
 		action: () => {
 			alert('TODO');
-		}
+		},
 	}, {
 		text: i18n.ts.instance,
 		icon: 'fas fa-globe',
 		action: () => {
 			alert('TODO');
-		}
+		},
 	}], ev.currentTarget ?? ev.target);
 };
 
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata(INFO);
+
 defineExpose({
-	[symbols.PAGE_INFO]: INFO,
 	header: {
 		title: i18n.ts.controlPanel,
-	}
+	},
 });
 </script>
 

packages/client/src/pages/admin/instance-block.vue

@@ -1,4 +1,6 @@
 <template>
+<MkStickyContainer>
+	<template #header><XHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<MkSpacer :content-max="700" :margin-min="16" :margin-max="32">
 		<FormSuspense :p="init">
 			<FormTextarea v-model="blockedHosts" class="_formBlock">
@@ -9,17 +11,19 @@
 			<FormButton primary class="_formBlock" @click="save"><i class="fas fa-save"></i> {{ i18n.ts.save }}</FormButton>
 		</FormSuspense>
 	</MkSpacer>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
 import { } from 'vue';
+import XHeader from './_header_.vue';
 import FormButton from '@/components/ui/button.vue';
 import FormTextarea from '@/components/form/textarea.vue';
 import FormSuspense from '@/components/form/suspense.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { fetchInstance } from '@/instance';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 let blockedHosts: string = $ref('');
 
@@ -36,11 +40,13 @@ function save() {
 	});
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.instanceBlocking,
 	icon: 'fas fa-ban',
 	bg: 'var(--bg)',
-	}
 });
 </script>

packages/client/src/pages/admin/integrations.vue

@@ -1,4 +1,5 @@
-<template>
+<template><MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 		<MkSpacer :content-max="700" :margin-min="16" :margin-max="32">
 	<FormSuspense :p="init">
 		<FormFolder class="_formBlock">
@@ -20,19 +21,19 @@
 			<XDiscord/>
 		</FormFolder>
 	</FormSuspense>
-</MkSpacer>
+</MkSpacer></MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
 import { } from 'vue';
-import FormFolder from '@/components/form/folder.vue';
-import FormSuspense from '@/components/form/suspense.vue';
 import XTwitter from './integrations.twitter.vue';
 import XGithub from './integrations.github.vue';
 import XDiscord from './integrations.discord.vue';
+import FormSuspense from '@/components/form/suspense.vue';
+import FormFolder from '@/components/form/folder.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 let enableTwitterIntegration: boolean = $ref(false);
 let enableGithubIntegration: boolean = $ref(false);
@@ -45,11 +46,13 @@ async function init() {
 	enableDiscordIntegration = meta.enableDiscordIntegration;
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.integration,
 	icon: 'fas fa-share-alt',
 	bg: 'var(--bg)',
-	}
 });
 </script>

packages/client/src/pages/admin/object-storage.vue

@@ -1,4 +1,6 @@
 <template>
+<MkStickyContainer>
+	<template #header><XHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<MkSpacer :content-max="700" :margin-min="16" :margin-max="32">
 		<FormSuspense :p="init">
 			<div class="_formRoot">
@@ -63,10 +65,12 @@
 			</div>
 		</FormSuspense>
 	</MkSpacer>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
 import { } from 'vue';
+import XHeader from './_header_.vue';
 import FormSwitch from '@/components/form/switch.vue';
 import FormInput from '@/components/form/input.vue';
 import FormGroup from '@/components/form/group.vue';
@@ -74,9 +78,9 @@ import FormSuspense from '@/components/form/suspense.vue';
 import FormSplit from '@/components/form/split.vue';
 import FormSection from '@/components/form/section.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { fetchInstance } from '@/instance';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 let useObjectStorage: boolean = $ref(false);
 let objectStorageBaseUrl: string | null = $ref(null);
@@ -129,17 +133,18 @@ function save() {
 	});
 }
 
-defineExpose({
-  [symbols.PAGE_INFO]: {
-		title: i18n.ts.objectStorage,
-		icon: 'fas fa-cloud',
-		bg: 'var(--bg)',
-		actions: [{
+const headerActions = $computed(() => [{
 	asFullButton: true,
 	icon: 'fas fa-check',
 	text: i18n.ts.save,
 	handler: save,
-		}],
-	}
+}]);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
+	title: i18n.ts.objectStorage,
+	icon: 'fas fa-cloud',
+	bg: 'var(--bg)',
 });
 </script>

packages/client/src/pages/admin/other-settings.vue

@@ -1,18 +1,22 @@
 <template>
+<MkStickyContainer>
+	<template #header><XHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<MkSpacer :content-max="700" :margin-min="16" :margin-max="32">
 		<FormSuspense :p="init">
 			none
 		</FormSuspense>
 	</MkSpacer>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
 import { } from 'vue';
+import XHeader from './_header_.vue';
 import FormSuspense from '@/components/form/suspense.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { fetchInstance } from '@/instance';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 async function init() {
 	await os.api('admin/meta');
@@ -24,17 +28,18 @@ function save() {
 	});
 }
 
-defineExpose({
-  [symbols.PAGE_INFO]: {
-		title: i18n.ts.other,
-		icon: 'fas fa-cogs',
-		bg: 'var(--bg)',
-		actions: [{
+const headerActions = $computed(() => [{
 	asFullButton: true,
 	icon: 'fas fa-check',
 	text: i18n.ts.save,
 	handler: save,
-		}],
-	}
+}]);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
+	title: i18n.ts.other,
+	icon: 'fas fa-cogs',
+	bg: 'var(--bg)',
 });
 </script>

packages/client/src/pages/admin/overview.vue

@@ -67,6 +67,7 @@
 
 <script lang="ts" setup>
 import { markRaw, version as vueVersion, onMounted, onBeforeUnmount, nextTick } from 'vue';
+import XMetrics from './metrics.vue';
 import MkInstanceStats from '@/components/instance-stats.vue';
 import MkNumberDiff from '@/components/number-diff.vue';
 import MkContainer from '@/components/ui/container.vue';
@@ -74,11 +75,10 @@ import MkFolder from '@/components/ui/folder.vue';
 import MkQueueChart from '@/components/queue-chart.vue';
 import { version, url } from '@/config';
 import number from '@/filters/number';
-import XMetrics from './metrics.vue';
 import * as os from '@/os';
 import { stream } from '@/stream';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 let stats: any = $ref(null);
 let serverInfo: any = $ref(null);
@@ -106,7 +106,7 @@ onMounted(async () => {
 	nextTick(() => {
 		queueStatsConnection.send('requestLog', {
 			id: Math.random().toString().substr(2, 8),
-			length: 200
+			length: 200,
 		});
 	});
 });
@@ -115,12 +115,14 @@ onBeforeUnmount(() => {
 	queueStatsConnection.dispose();
 });
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.dashboard,
 	icon: 'fas fa-tachometer-alt',
 	bg: 'var(--bg)',
-	}
 });
 </script>
 

packages/client/src/pages/admin/proxy-account.vue

@@ -1,4 +1,5 @@
-<template>
+<template><MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 		<MkSpacer :content-max="700" :margin-min="16" :margin-max="32">
 	<FormSuspense :p="init">
 		<MkInfo class="_formBlock">{{ i18n.ts.proxyAccountDescription }}</MkInfo>
@@ -9,7 +10,7 @@
 
 		<FormButton primary class="_formBlock" @click="chooseProxyAccount">{{ i18n.ts.selectAccount }}</FormButton>
 	</FormSuspense>
-</MkSpacer>
+</MkSpacer></MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
@@ -19,9 +20,9 @@ import FormButton from '@/components/ui/button.vue';
 import MkInfo from '@/components/ui/info.vue';
 import FormSuspense from '@/components/form/suspense.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { fetchInstance } from '@/instance';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 let proxyAccount: any = $ref(null);
 let proxyAccountId: any = $ref(null);
@@ -50,11 +51,13 @@ function save() {
 	});
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.proxyAccount,
 	icon: 'fas fa-ghost',
 	bg: 'var(--bg)',
-	}
 });
 </script>

packages/client/src/pages/admin/queue.vue

@@ -1,4 +1,6 @@
 <template>
+<MkStickyContainer>
+	<template #header><XHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<MkSpacer :content-max="800">
 		<XQueue :connection="connection" domain="inbox">
 			<template #title>In</template>
@@ -8,17 +10,19 @@
 		</XQueue>
 		<MkButton danger @click="clear()"><i class="fas fa-trash-alt"></i> {{ i18n.ts.clearQueue }}</MkButton>
 	</MkSpacer>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
 import { markRaw, onMounted, onBeforeUnmount, nextTick } from 'vue';
-import MkButton from '@/components/ui/button.vue';
 import XQueue from './queue.chart.vue';
+import XHeader from './_header_.vue';
+import MkButton from '@/components/ui/button.vue';
 import * as os from '@/os';
 import { stream } from '@/stream';
-import * as symbols from '@/symbols';
 import * as config from '@/config';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const connection = markRaw(stream.useChannel('queueStats'));
 
@@ -38,7 +42,7 @@ onMounted(() => {
 	nextTick(() => {
 		connection.send('requestLog', {
 			id: Math.random().toString().substr(2, 8),
-			length: 200
+			length: 200,
 		});
 	});
 });
@@ -47,19 +51,20 @@ onBeforeUnmount(() => {
 	connection.dispose();
 });
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
-		title: i18n.ts.jobQueue,
-		icon: 'fas fa-clipboard-list',
-		bg: 'var(--bg)',
-		actions: [{
+const headerActions = $computed(() => [{
 	asFullButton: true,
 	icon: 'fas fa-up-right-from-square',
 	text: i18n.ts.dashboard,
 	handler: () => {
 		window.open(config.url + '/queue', '_blank');
 	},
-		}],
-	}
+}]);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
+	title: i18n.ts.jobQueue,
+	icon: 'fas fa-clipboard-list',
+	bg: 'var(--bg)',
 });
 </script>

packages/client/src/pages/admin/relays.vue

@@ -1,4 +1,6 @@
 <template>
+<MkStickyContainer>
+	<template #header><XHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<MkSpacer :content-max="800">
 		<div v-for="relay in relays" :key="relay.inbox" class="relaycxt _panel _block" style="padding: 16px;">
 			<div>{{ relay.inbox }}</div>
@@ -11,14 +13,16 @@
 			<MkButton class="button" inline danger @click="remove(relay.inbox)"><i class="fas fa-trash-alt"></i> {{ i18n.ts.remove }}</MkButton>
 		</div>
 	</MkSpacer>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
 import { } from 'vue';
+import XHeader from './_header_.vue';
 import MkButton from '@/components/ui/button.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 let relays: any[] = $ref([]);
 
@@ -26,30 +30,30 @@ async function addRelay() {
 	const { canceled, result: inbox } = await os.inputText({
 		title: i18n.ts.addRelay,
 		type: 'url',
-		placeholder: i18n.ts.inboxUrl
+		placeholder: i18n.ts.inboxUrl,
 	});
 	if (canceled) return;
 	os.api('admin/relays/add', {
-		inbox
+		inbox,
 	}).then((relay: any) => {
 		refresh();
 	}).catch((err: any) => {
 		os.alert({
 			type: 'error',
-			text: err.message || err
+			text: err.message || err,
 		});
 	});
 }
 
 function remove(inbox: string) {
 	os.api('admin/relays/remove', {
-		inbox
+		inbox,
 	}).then(() => {
 		refresh();
 	}).catch((err: any) => {
 		os.alert({
 			type: 'error',
-			text: err.message || err
+			text: err.message || err,
 		});
 	});
 }
@@ -62,18 +66,19 @@ function refresh() {
 
 refresh();
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
-		title: i18n.ts.relays,
-		icon: 'fas fa-globe',
-		bg: 'var(--bg)',
-		actions: [{
+const headerActions = $computed(() => [{
 	asFullButton: true,
 	icon: 'fas fa-plus',
 	text: i18n.ts.addRelay,
 	handler: addRelay,
-		}],
-	}
+}]);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
+	title: i18n.ts.relays,
+	icon: 'fas fa-globe',
+	bg: 'var(--bg)',
 });
 </script>
 

packages/client/src/pages/admin/security.vue

@@ -1,4 +1,6 @@
 <template>
+<MkStickyContainer>
+	<template #header><XHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<MkSpacer :content-max="700" :margin-min="16" :margin-max="32">
 		<FormSuspense :p="init">
 			<div class="_formRoot">
@@ -27,10 +29,13 @@
 			</div>
 		</FormSuspense>
 	</MkSpacer>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
 import { } from 'vue';
+import XBotProtection from './bot-protection.vue';
+import XHeader from './_header_.vue';
 import FormFolder from '@/components/form/folder.vue';
 import FormSwitch from '@/components/form/switch.vue';
 import FormInfo from '@/components/ui/info.vue';
@@ -38,11 +43,10 @@ import FormSuspense from '@/components/form/suspense.vue';
 import FormSection from '@/components/form/section.vue';
 import FormInput from '@/components/form/input.vue';
 import FormButton from '@/components/ui/button.vue';
-import XBotProtection from './bot-protection.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { fetchInstance } from '@/instance';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 let summalyProxy: string = $ref('');
 let enableHcaptcha: boolean = $ref(false);
@@ -63,11 +67,13 @@ function save() {
 	});
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.security,
 	icon: 'fas fa-lock',
 	bg: 'var(--bg)',
-	}
 });
 </script>

packages/client/src/pages/admin/settings.vue

@@ -1,4 +1,7 @@
 <template>
+<div>
+	<MkStickyContainer>
+		<template #header><XHeader :actions="headerActions" :tabs="headerTabs"/></template>
 		<MkSpacer :content-max="700" :margin-min="16" :margin-max="32">
 			<FormSuspense :p="init">
 				<div class="_formRoot">
@@ -140,10 +143,13 @@
 				</div>
 			</FormSuspense>
 		</MkSpacer>
+	</MkStickyContainer>
+</div>
 </template>
 
 <script lang="ts" setup>
 import { } from 'vue';
+import XHeader from './_header_.vue';
 import FormSwitch from '@/components/form/switch.vue';
 import FormInput from '@/components/form/input.vue';
 import FormTextarea from '@/components/form/textarea.vue';
@@ -152,9 +158,9 @@ import FormSection from '@/components/form/section.vue';
 import FormSplit from '@/components/form/split.vue';
 import FormSuspense from '@/components/form/suspense.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { fetchInstance } from '@/instance';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 let name: string | null = $ref(null);
 let description: string | null = $ref(null);
@@ -240,17 +246,18 @@ function save() {
 	});
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
-		title: i18n.ts.general,
-		icon: 'fas fa-cog',
-		bg: 'var(--bg)',
-		actions: [{
+const headerActions = $computed(() => [{
 	asFullButton: true,
 	icon: 'fas fa-check',
 	text: i18n.ts.save,
 	handler: save,
-		}],
-	}
+}]);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
+	title: i18n.ts.general,
+	icon: 'fas fa-cog',
+	bg: 'var(--bg)',
 });
 </script>

packages/client/src/pages/admin/users.vue

@@ -1,4 +1,8 @@
 <template>
+<div>
+	<MkStickyContainer>
+		<template #header><XHeader :actions="headerActions" :tabs="headerTabs"/></template>
+		<MkSpacer :content-max="900">
 			<div class="lknzcolw">
 				<div class="users">
 					<div class="inputs">
@@ -59,18 +63,22 @@
 					</MkPagination>
 				</div>
 			</div>
+		</MkSpacer>
+	</MkStickyContainer>
+</div>
 </template>
 
 <script lang="ts" setup>
 import { computed } from 'vue';
+import XHeader from './_header_.vue';
 import MkInput from '@/components/form/input.vue';
 import MkSelect from '@/components/form/select.vue';
 import MkPagination from '@/components/ui/pagination.vue';
 import { acct } from '@/filters/user';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { lookupUser } from '@/scripts/lookup-user';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 let paginationComponent = $ref<InstanceType<typeof MkPagination>>();
 
@@ -89,7 +97,7 @@ const pagination = {
 		username: searchUsername,
 		hostname: searchHost,
 	})),
-	offsetMode: true
+	offsetMode: true,
 };
 
 function searchUser() {
@@ -106,7 +114,7 @@ async function addUser() {
 
 	const { canceled: canceled2, result: password } = await os.inputText({
 		title: i18n.ts.password,
-		type: 'password'
+		type: 'password',
 	});
 	if (canceled2) return;
 
@@ -122,34 +130,34 @@ function show(user) {
 	os.pageWindow(`/user-info/${user.id}`);
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: computed(() => ({
-		title: i18n.ts.users,
-		icon: 'fas fa-users',
-		bg: 'var(--bg)',
-		actions: [{
+const headerActions = $computed(() => [{
 	icon: 'fas fa-search',
 	text: i18n.ts.search,
-			handler: searchUser
+	handler: searchUser,
 }, {
 	asFullButton: true,
 	icon: 'fas fa-plus',
 	text: i18n.ts.addUser,
-			handler: addUser
+	handler: addUser,
 }, {
 	asFullButton: true,
 	icon: 'fas fa-search',
 	text: i18n.ts.lookup,
-			handler: lookupUser
-		}],
-	})),
-});
+	handler: lookupUser,
+}]);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata(computed(() => ({
+	title: i18n.ts.users,
+	icon: 'fas fa-users',
+	bg: 'var(--bg)',
+})));
 </script>
 
 <style lang="scss" scoped>
 .lknzcolw {
 	> .users {
-		margin: var(--margin);
 
 		> .inputs {
 			display: flex;

packages/client/src/pages/announcements.vue

@@ -1,4 +1,6 @@
 <template>
+<MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<MkSpacer :content-max="800">
 		<MkPagination v-slot="{items}" :pagination="pagination" class="ruryvtyk _content">
 			<section v-for="(announcement, i) in items" :key="announcement.id" class="_card announcement">
@@ -13,45 +15,39 @@
 			</section>
 		</MkPagination>
 	</MkSpacer>
+</MkStickyContainer>
 </template>
 
-<script lang="ts">
-import { defineComponent } from 'vue';
+<script lang="ts" setup>
+import { } from 'vue';
 import MkPagination from '@/components/ui/pagination.vue';
 import MkButton from '@/components/ui/button.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
+import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
-export default defineComponent({
-	components: {
-		MkPagination,
-		MkButton
-	},
-
-	data() {
-		return {
-			[symbols.PAGE_INFO]: {
-				title: this.$ts.announcements,
-				icon: 'fas fa-broadcast-tower',
-				bg: 'var(--bg)',
-			},
-			pagination: {
+const pagination = {
 	endpoint: 'announcements' as const,
 	limit: 10,
-			},
 };
-	},
 
-	methods: {
 // TODO: これは実質的に親コンポーネントから子コンポーネントのプロパティを変更してるのでなんとかしたい
-		read(items, announcement, i) {
+function read(items, announcement, i) {
 	items[i] = {
 		...announcement,
 		isRead: true,
 	};
 	os.api('i/read-announcement', { announcementId: announcement.id });
-		},
 }
+
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
+	title: i18n.ts.announcements,
+	icon: 'fas fa-broadcast-tower',
+	bg: 'var(--bg)',
 });
 </script>
 

packages/client/src/pages/antenna-timeline.vue

@@ -1,8 +1,9 @@
 <template>
-<div v-hotkey.global="keymap" v-size="{ min: [800] }" class="tqmomfks">
+<div ref="rootEl" v-hotkey.global="keymap" v-size="{ min: [800] }" class="tqmomfks">
 	<div v-if="queue > 0" class="new"><button class="_buttonPrimary" @click="top()">{{ $ts.newNoteRecived }}</button></div>
 	<div class="tl _block">
-		<XTimeline ref="tl" :key="antennaId"
+		<XTimeline
+			ref="tlEl" :key="antennaId"
 			class="tl"
 			src="antenna"
 			:antenna="antennaId"
@@ -13,92 +14,78 @@
 </div>
 </template>
 
-<script lang="ts">
-import { defineComponent, defineAsyncComponent, computed } from 'vue';
+<script lang="ts" setup>
+import { computed, inject, watch } from 'vue';
 import XTimeline from '@/components/timeline.vue';
 import { scroll } from '@/scripts/scroll';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
+import { useRouter } from '@/router';
+import { definePageMetadata } from '@/scripts/page-metadata';
+import i18n from '@/components/global/i18n';
 
-export default defineComponent({
-	components: {
-		XTimeline,
-	},
+const router = useRouter();
 
-	props: {
-		antennaId: {
-			type: String,
-			required: true
+const props = defineProps<{
+	antennaId: string;
+}>();
+
+let antenna = $ref(null);
+let queue = $ref(0);
+let rootEl = $ref<HTMLElement>();
+let tlEl = $ref<InstanceType<typeof XTimeline>>();
+const keymap = $computed(() => ({
+	't': focus,
+}));
+
+function queueUpdated(q) {
+	queue = q;
 }
-	},
 
-	data() {
-		return {
-			antenna: null,
-			queue: 0,
-			[symbols.PAGE_INFO]: computed(() => this.antenna ? {
-				title: this.antenna.name,
+function top() {
+	scroll(rootEl, { top: 0 });
+}
+
+async function timetravel() {
+	const { canceled, result: date } = await os.inputDate({
+		title: i18n.ts.date,
+	});
+	if (canceled) return;
+
+	tlEl.timetravel(date);
+}
+
+function settings() {
+	router.push(`/my/antennas/${props.antennaId}`);
+}
+
+function focus() {
+	tlEl.focus();
+}
+
+watch(() => props.antennaId, async () => {
+	antenna = await os.api('antennas/show', {
+		antennaId: props.antennaId,
+	});
+}, { immediate: true });
+
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata(computed(() => antenna ? {
+	title: antenna.name,
 	icon: 'fas fa-satellite',
 	bg: 'var(--bg)',
 	actions: [{
 		icon: 'fas fa-calendar-alt',
-					text: this.$ts.jumpToSpecifiedDate,
-					handler: this.timetravel
+		text: i18n.ts.jumpToSpecifiedDate,
+		handler: timetravel,
 	}, {
 		icon: 'fas fa-cog',
-					text: this.$ts.settings,
-					handler: this.settings
+		text: i18n.ts.settings,
+		handler: settings,
 	}],
-			} : null),
-		};
-	},
-
-	computed: {
-		keymap(): any {
-			return {
-				't': this.focus
-			};
-		},
-	},
-
-	watch: {
-		antennaId: {
-			async handler() {
-				this.antenna = await os.api('antennas/show', {
-					antennaId: this.antennaId
-				});
-			},
-			immediate: true
-		}
-	},
-
-	methods: {
-		queueUpdated(q) {
-			this.queue = q;
-		},
-
-		top() {
-			scroll(this.$el, { top: 0 });
-		},
-
-		async timetravel() {
-			const { canceled, result: date } = await os.inputDate({
-				title: this.$ts.date,
-			});
-			if (canceled) return;
-
-			this.$refs.tl.timetravel(date);
-		},
-
-		settings() {
-			this.$router.push(`/my/antennas/${this.antennaId}`);
-		},
-
-		focus() {
-			(this.$refs.tl as any).focus();
-		}
-	}
-});
+} : null));
 </script>
 
 <style lang="scss" scoped>

packages/client/src/pages/api-console.vue

@@ -1,4 +1,6 @@
 <template>
+<MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<MkSpacer :content-max="700">
 		<div class="_formRoot">
 			<div class="_formBlock">
@@ -23,18 +25,19 @@
 			</div>
 		</div>
 	</MkSpacer>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
 import { ref } from 'vue';
 import JSON5 from 'json5';
+import { Endpoints } from 'misskey-js';
 import MkButton from '@/components/ui/button.vue';
 import MkInput from '@/components/form/input.vue';
 import MkTextarea from '@/components/form/textarea.vue';
 import MkSwitch from '@/components/form/switch.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
-import { Endpoints } from 'misskey-js';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const body = ref('{}');
 const endpoint = ref('');
@@ -75,10 +78,12 @@ function onEndpointChange() {
 	});
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: 'API console',
-		icon: 'fas fa-terminal'
-	},
+	icon: 'fas fa-terminal',
 });
 </script>

packages/client/src/pages/auth.vue

@@ -15,7 +15,7 @@
 		<h1>{{ $ts._auth.denied }}</h1>
 	</div>
 	<div v-if="state == 'accepted'" class="accepted">
-		<h1>{{ session.app.isAuthorized ? this.$t('already-authorized') : this.$ts.allowed }}</h1>
+		<h1>{{ session.app.isAuthorized ? $t('already-authorized') : $ts.allowed }}</h1>
 		<p v-if="session.app.callbackUrl">{{ $ts._auth.callback }}<MkEllipsis/></p>
 		<p v-if="!session.app.callbackUrl">{{ $ts._auth.pleaseGoBack }}</p>
 	</div>
@@ -40,24 +40,20 @@ export default defineComponent({
 		XForm,
 		MkSignin,
 	},
+	props: ['token'],
 	data() {
 		return {
 			state: null,
 			session: null,
-			fetching: true
+			fetching: true,
 		};
 	},
-	computed: {
-		token(): string {
-			return this.$route.params.token;
-		}
-	},
 	mounted() {
 		if (!this.$i) return;
 
 		// Fetch session
 		os.api('auth/session/show', {
-			token: this.token
+			token: this.token,
 		}).then(session => {
 			this.session = session;
 			this.fetching = false;
@@ -65,7 +61,7 @@ export default defineComponent({
 			// 既に連携していた場合
 			if (this.session.app.isAuthorized) {
 				os.api('auth/accept', {
-					token: this.session.token
+					token: this.session.token,
 				}).then(() => {
 					this.accepted();
 				});
@@ -85,8 +81,8 @@ export default defineComponent({
 			}
 		}, onLogin(res) {
 			login(res.i);
-		}
-	}
+		},
+	},
 });
 </script>
 

packages/client/src/pages/channel-editor.vue

@@ -1,4 +1,6 @@
 <template>
+<MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<MkSpacer :content-max="700">
 		<div class="_formRoot">
 			<MkInput v-model="name" class="_formBlock">
@@ -21,107 +23,100 @@
 			</div>
 		</div>
 	</MkSpacer>
+</MkStickyContainer>
 </template>
 
-<script lang="ts">
-import { computed, defineComponent } from 'vue';
+<script lang="ts" setup>
+import { computed, inject, watch } from 'vue';
 import MkTextarea from '@/components/form/textarea.vue';
 import MkButton from '@/components/ui/button.vue';
 import MkInput from '@/components/form/input.vue';
 import { selectFile } from '@/scripts/select-file';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
+import { useRouter } from '@/router';
+import { definePageMetadata } from '@/scripts/page-metadata';
+import { i18n } from '@/i18n';
 
-export default defineComponent({
-	components: {
-		MkTextarea, MkButton, MkInput,
-	},
+const router = useRouter();
 
-	props: {
-		channelId: {
-			type: String,
-			required: false
-		},
-	},
+const props = defineProps<{
+	channelId?: string;
+}>();
 
-	data() {
-		return {
-			[symbols.PAGE_INFO]: computed(() => this.channelId ? {
-				title: this.$ts._channel.edit,
+let channel = $ref(null);
+let name = $ref(null);
+let description = $ref(null);
+let bannerUrl = $ref<string | null>(null);
+let bannerId = $ref<string | null>(null);
+
+watch(() => bannerId, async () => {
+	if (bannerId == null) {
+		bannerUrl = null;
+	} else {
+		bannerUrl = (await os.api('drive/files/show', {
+			fileId: bannerId,
+		})).url;
+	}
+});
+
+async function fetchChannel() {
+	if (props.channelId == null) return;
+
+	channel = await os.api('channels/show', {
+		channelId: props.channelId,
+	});
+
+	name = channel.name;
+	description = channel.description;
+	bannerId = channel.bannerId;
+	bannerUrl = channel.bannerUrl;
+}
+
+fetchChannel();
+
+function save() {
+	const params = {
+		name: name,
+		description: description,
+		bannerId: bannerId,
+	};
+
+	if (props.channelId) {
+		params.channelId = props.channelId;
+		os.api('channels/update', params).then(() => {
+			os.success();
+		});
+	} else {
+		os.api('channels/create', params).then(created => {
+			os.success();
+			router.push(`/channels/${created.id}`);
+		});
+	}
+}
+
+function setBannerImage(evt) {
+	selectFile(evt.currentTarget ?? evt.target, null).then(file => {
+		bannerId = file.id;
+	});
+}
+
+function removeBannerImage() {
+	bannerId = null;
+}
+
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata(computed(() => props.channelId ? {
+	title: i18n.ts._channel.edit,
 	icon: 'fas fa-satellite-dish',
 	bg: 'var(--bg)',
 } : {
-				title: this.$ts._channel.create,
+	title: i18n.ts._channel.create,
 	icon: 'fas fa-satellite-dish',
 	bg: 'var(--bg)',
-			}),
-			channel: null,
-			name: null,
-			description: null,
-			bannerUrl: null,
-			bannerId: null,
-		};
-	},
-
-	watch: {
-		async bannerId() {
-			if (this.bannerId == null) {
-				this.bannerUrl = null;
-			} else {
-				this.bannerUrl = (await os.api('drive/files/show', {
-					fileId: this.bannerId,
-				})).url;
-			}
-		},
-	},
-
-	async created() {
-		if (this.channelId) {
-			this.channel = await os.api('channels/show', {
-				channelId: this.channelId,
-			});
-
-			this.name = this.channel.name;
-			this.description = this.channel.description;
-			this.bannerId = this.channel.bannerId;
-			this.bannerUrl = this.channel.bannerUrl;
-		}
-	},
-
-	methods: {
-		save() {
-			const params = {
-				name: this.name,
-				description: this.description,
-				bannerId: this.bannerId,
-			};
-
-			if (this.channelId) {
-				params.channelId = this.channelId;
-				os.api('channels/update', params)
-				.then(channel => {
-					os.success();
-				});
-			} else {
-				os.api('channels/create', params)
-				.then(channel => {
-					os.success();
-					this.$router.push(`/channels/${channel.id}`);
-				});
-			}
-		},
-
-		setBannerImage(evt) {
-			selectFile(evt.currentTarget ?? evt.target, null).then(file => {
-				this.bannerId = file.id;
-			});
-		},
-
-		removeBannerImage() {
-			this.bannerId = null;
-		}
-	}
-});
+}));
 </script>
 
 <style lang="scss" scoped>

packages/client/src/pages/channel.vue

@@ -1,4 +1,6 @@
 <template>
+<MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<MkSpacer :content-max="700">
 		<div v-if="channel">
 			<div class="wpgynlbz _panel _gap" :class="{ hide: !showBanner }">
@@ -26,73 +28,60 @@
 			<XTimeline :key="channelId" class="_gap" src="channel" :channel="channelId" @before="before" @after="after"/>
 		</div>
 	</MkSpacer>
+</MkStickyContainer>
 </template>
 
-<script lang="ts">
-import { computed, defineComponent } from 'vue';
+<script lang="ts" setup>
+import { computed, inject, watch } from 'vue';
 import MkContainer from '@/components/ui/container.vue';
 import XPostForm from '@/components/post-form.vue';
 import XTimeline from '@/components/timeline.vue';
 import XChannelFollowButton from '@/components/channel-follow-button.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
+import { useRouter } from '@/router';
+import { $i } from '@/account';
+import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
-export default defineComponent({
-	components: {
-		MkContainer,
-		XPostForm,
-		XTimeline,
-		XChannelFollowButton
-	},
+const router = useRouter();
 
-	props: {
-		channelId: {
-			type: String,
-			required: true
-		}
-	},
+const props = defineProps<{
+	channelId: string;
+}>();
 
-	data() {
-		return {
-			[symbols.PAGE_INFO]: computed(() => this.channel ? {
-				title: this.channel.name,
-				icon: 'fas fa-satellite-dish',
-				bg: 'var(--bg)',
-				actions: [...(this.$i && this.$i.id === this.channel.userId ? [{
-					icon: 'fas fa-cog',
-					text: this.$ts.edit,
-					handler: this.edit,
-				}] : [])],
-			} : null),
-			channel: null,
-			showBanner: true,
-			pagination: {
+let channel = $ref(null);
+let showBanner = $ref(true);
+const pagination = {
 	endpoint: 'channels/timeline' as const,
 	limit: 10,
 	params: computed(() => ({
-					channelId: this.channelId,
-				}))
-			},
+		channelId: props.channelId,
+	})),
 };
-	},
 
-	watch: {
-		channelId: {
-			async handler() {
-				this.channel = await os.api('channels/show', {
-					channelId: this.channelId,
+watch(() => props.channelId, async () => {
+	channel = await os.api('channels/show', {
+		channelId: props.channelId,
 	});
-			},
-			immediate: true
-		}
-	},
+}, { immediate: true });
 
-	methods: {
-		edit() {
-			this.$router.push(`/channels/${this.channel.id}/edit`);
+function edit() {
+	router.push(`/channels/${channel.id}/edit`);
 }
-	},
-});
+
+const headerActions = $computed(() => channel && channel.userId ? [{
+	icon: 'fas fa-cog',
+	text: i18n.ts.edit,
+	handler: edit,
+}] : null);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata(computed(() => channel ? {
+	title: channel.name,
+	icon: 'fas fa-satellite-dish',
+	bg: 'var(--bg)',
+} : null));
 </script>
 
 <style lang="scss" scoped>

packages/client/src/pages/channels.vue

@@ -1,4 +1,6 @@
 <template>
+<MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<MkSpacer :content-max="700">
 		<div v-if="tab === 'featured'" class="_content grwlizim featured">
 			<MkPagination v-slot="{items}" :pagination="featuredPagination">
@@ -17,66 +19,65 @@
 			</MkPagination>
 		</div>
 	</MkSpacer>
+</MkStickyContainer>
 </template>
 
-<script lang="ts">
-import { computed, defineComponent } from 'vue';
+<script lang="ts" setup>
+import { computed, defineComponent, inject } from 'vue';
 import MkChannelPreview from '@/components/channel-preview.vue';
 import MkPagination from '@/components/ui/pagination.vue';
 import MkButton from '@/components/ui/button.vue';
-import * as symbols from '@/symbols';
+import { useRouter } from '@/router';
+import { definePageMetadata } from '@/scripts/page-metadata';
+import { i18n } from '@/i18n';
 
-export default defineComponent({
-	components: {
-		MkChannelPreview, MkPagination, MkButton,
-	},
-	data() {
-		return {
-			[symbols.PAGE_INFO]: computed(() => ({
-				title: this.$ts.channel,
-				icon: 'fas fa-satellite-dish',
-				bg: 'var(--bg)',
-				actions: [{
-					icon: 'fas fa-plus',
-					text: this.$ts.create,
-					handler: this.create,
-				}],
-				tabs: [{
-					active: this.tab === 'featured',
-					title: this.$ts._channel.featured,
-					icon: 'fas fa-fire-alt',
-					onClick: () => { this.tab = 'featured'; },
-				}, {
-					active: this.tab === 'following',
-					title: this.$ts._channel.following,
-					icon: 'fas fa-heart',
-					onClick: () => { this.tab = 'following'; },
-				}, {
-					active: this.tab === 'owned',
-					title: this.$ts._channel.owned,
-					icon: 'fas fa-edit',
-					onClick: () => { this.tab = 'owned'; },
-				},]
-			})),
-			tab: 'featured',
-			featuredPagination: {
+const router = useRouter();
+
+let tab = $ref('featured');
+
+const featuredPagination = {
 	endpoint: 'channels/featured' as const,
 	noPaging: true,
-			},
-			followingPagination: {
+};
+const followingPagination = {
 	endpoint: 'channels/followed' as const,
 	limit: 5,
-			},
-			ownedPagination: {
+};
+const ownedPagination = {
 	endpoint: 'channels/owned' as const,
 	limit: 5,
-			},
 };
-	},
-	methods: {
-		create() {
-			this.$router.push(`/channels/new`);
+
+function create() {
+	router.push('/channels/new');
 }
-	}
-});
+
+const headerActions = $computed(() => [{
+	icon: 'fas fa-plus',
+	text: i18n.ts.create,
+	handler: create,
+}]);
+
+const headerTabs = $computed(() => [{
+	active: tab === 'featured',
+	title: i18n.ts._channel.featured,
+	icon: 'fas fa-fire-alt',
+	onClick: () => { tab = 'featured'; },
+}, {
+	active: tab === 'following',
+	title: i18n.ts._channel.following,
+	icon: 'fas fa-heart',
+	onClick: () => { tab = 'following'; },
+}, {
+	active: tab === 'owned',
+	title: i18n.ts._channel.owned,
+	icon: 'fas fa-edit',
+	onClick: () => { tab = 'owned'; },
+}]);
+
+definePageMetadata(computed(() => ({
+	title: i18n.ts.channel,
+	icon: 'fas fa-satellite-dish',
+	bg: 'var(--bg)',
+})));
 </script>

packages/client/src/pages/clip.vue

@@ -1,4 +1,6 @@
 <template>
+<MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions"/></template>
 		<MkSpacer :content-max="800">
 		<div v-if="clip">
 			<div class="okzinsic _panel">
@@ -13,6 +15,7 @@
 			<XNotes :pagination="pagination" :detail="true"/>
 		</div>
 	</MkSpacer>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
@@ -22,7 +25,7 @@ import XNotes from '@/components/notes.vue';
 import { $i } from '@/account';
 import { i18n } from '@/i18n';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const props = defineProps<{
 	clipId: string,
@@ -49,12 +52,7 @@ watch(() => props.clipId, async () => {
 
 provide('currentClipPage', $$(clip));
 
-defineExpose({
-	[symbols.PAGE_INFO]: computed(() => clip ? {
-		title: clip.name,
-		icon: 'fas fa-paperclip',
-		bg: 'var(--bg)',
-		actions: isOwned ? [{
+const headerActions = $computed(() => clip && isOwned ? [{
 	icon: 'fas fa-pencil-alt',
 	text: i18n.ts.edit,
 	handler: async (): Promise<void> => {
@@ -99,9 +97,13 @@ defineExpose({
 			clipId: clip.id,
 		});
 	},
-		}] : [],
-	} : null),
-});
+}] : null);
+
+definePageMetadata(computed(() => clip ? {
+	title: clip.name,
+	icon: 'fas fa-paperclip',
+	bg: 'var(--bg)',
+} : null));
 </script>
 
 <style lang="scss" scoped>

packages/client/src/pages/drive.vue

@@ -8,17 +8,19 @@
 import { computed } from 'vue';
 import XDrive from '@/components/drive.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 let folder = $ref(null);
 
-defineExpose({
-	[symbols.PAGE_INFO]: computed(() => ({
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata(computed(() => ({
 	title: folder ? folder.name : i18n.ts.drive,
 	icon: 'fas fa-cloud',
 	bg: 'var(--bg)',
 	hideHeader: true,
-	})),
-});
+})));
 </script>

packages/client/src/pages/emojis.category.vue

@@ -36,7 +36,6 @@ import MkSelect from '@/components/form/select.vue';
 import MkFolder from '@/components/ui/folder.vue';
 import MkTab from '@/components/tab.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { emojiCategories, emojiTags } from '@/instance';
 import XEmoji from './emojis.emoji.vue';
 

packages/client/src/pages/emojis.vue

@@ -1,15 +1,18 @@
 <template>
+<MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<div :class="$style.root">
 		<XCategory v-if="tab === 'category'"/>
 	</div>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
 import { ref, computed } from 'vue';
-import * as os from '@/os';
-import * as symbols from '@/symbols';
 import XCategory from './emojis.category.vue';
+import * as os from '@/os';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const tab = ref('category');
 
@@ -31,20 +34,21 @@ function menu(ev) {
 					text: err.message,
 				});
 			});
-		}
+		},
 	}], ev.currentTarget ?? ev.target);
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => [{
+	icon: 'fas fa-ellipsis-h',
+	handler: menu,
+}]);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.customEmojis,
 	icon: 'fas fa-laugh',
 	bg: 'var(--bg)',
-		actions: [{
-			icon: 'fas fa-ellipsis-h',
-			handler: menu,
-		}],
-	},
 });
 </script>
 

packages/client/src/pages/explore.vue

@@ -1,11 +1,12 @@
 <template>
-<div>
+<MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<MkSpacer :content-max="1200">
 		<div class="lznhrdub">
 			<div v-if="tab === 'local'">
-				<div v-if="meta && stats && tag == null" class="localfedi7 _block _isolated" :style="{ backgroundImage: meta.bannerUrl ? `url(${meta.bannerUrl})` : null }">
-					<header><span>{{ $t('explore', { host: meta.name || 'Misskey' }) }}</span></header>
-					<div><span>{{ $t('exploreUsersCount', { count: num(stats.originalUsersCount) }) }}</span></div>
+				<div v-if="instance && stats && tag == null" class="localfedi7 _block _isolated" :style="{ backgroundImage: instance.bannerUrl ? `url(${instance.bannerUrl})` : null }">
+					<header><span>{{ $t('explore', { host: instance.name || 'Misskey' }) }}</span></header>
+					<div><span>{{ $t('exploreUsersCount', { count: number(stats.originalUsersCount) }) }}</span></div>
 				</div>
 
 				<template v-if="tag == null">
@@ -32,7 +33,7 @@
 					<header><span>{{ $ts.exploreFediverse }}</span></header>
 				</div>
 
-				<MkFolder ref="tags" :foldable="true" :expanded="false" class="_gap">
+				<MkFolder ref="tagsEl" :foldable="true" :expanded="false" class="_gap">
 					<template #header><i class="fas fa-hashtag fa-fw" style="margin-right: 0.5em;"></i>{{ $ts.popularTags }}</template>
 
 					<div class="vxjfqztj">
@@ -74,147 +75,127 @@
 					</MkRadios>
 				</div>
 
-				<XUserList v-if="searchQuery" ref="search" class="_gap" :pagination="searchPagination"/>
+				<XUserList v-if="searchQuery" ref="searchEl" class="_gap" :pagination="searchPagination"/>
 			</div>
 		</div>
 	</MkSpacer>
-</div>
+</MkStickyContainer>
 </template>
 
-<script lang="ts">
-import { computed, defineComponent } from 'vue';
+<script lang="ts" setup>
+import { computed, defineComponent, watch } from 'vue';
 import XUserList from '@/components/user-list.vue';
 import MkFolder from '@/components/ui/folder.vue';
 import MkInput from '@/components/form/input.vue';
 import MkRadios from '@/components/form/radios.vue';
 import number from '@/filters/number';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
+import { definePageMetadata } from '@/scripts/page-metadata';
+import { i18n } from '@/i18n';
+import { instance } from '@/instance';
 
-export default defineComponent({
-	components: {
-		XUserList,
-		MkFolder,
-		MkInput,
-		MkRadios,
-	},
+const props = defineProps<{
+	tag?: string;
+}>();
 
-	props: {
-		tag: {
-			type: String,
-			required: false
-		}
-	},
+let tab = $ref('local');
+let tagsEl = $ref<InstanceType<typeof MkFolder>>();
+let tagsLocal = $ref([]);
+let tagsRemote = $ref([]);
+let stats = $ref(null);
+let searchQuery = $ref(null);
+let searchOrigin = $ref('combined');
 
-	data() {
-		return {
-			[symbols.PAGE_INFO]: computed(() => ({
-				title: this.$ts.explore,
-				icon: 'fas fa-hashtag',
-				bg: 'var(--bg)',
-				tabs: [{
-					active: this.tab === 'local',
-					title: this.$ts.local,
-					onClick: () => { this.tab = 'local'; },
-				}, {
-					active: this.tab === 'remote',
-					title: this.$ts.remote,
-					onClick: () => { this.tab = 'remote'; },
-				}, {
-					active: this.tab === 'search',
-					title: this.$ts.search,
-					onClick: () => { this.tab = 'search'; },
-				},]
-			})),
-			tab: 'local',
-			pinnedUsers: { endpoint: 'pinned-users' },
-			popularUsers: { endpoint: 'users', limit: 10, noPaging: true, params: {
-				state: 'alive',
-				origin: 'local',
-				sort: '+follower',
-			} },
-			recentlyUpdatedUsers: { endpoint: 'users', limit: 10, noPaging: true, params: {
-				origin: 'local',
-				sort: '+updatedAt',
-			} },
-			recentlyRegisteredUsers: { endpoint: 'users', limit: 10, noPaging: true, params: {
-				origin: 'local',
-				state: 'alive',
-				sort: '+createdAt',
-			} },
-			popularUsersF: { endpoint: 'users', limit: 10, noPaging: true, params: {
-				state: 'alive',
-				origin: 'remote',
-				sort: '+follower',
-			} },
-			recentlyUpdatedUsersF: { endpoint: 'users', limit: 10, noPaging: true, params: {
-				origin: 'combined',
-				sort: '+updatedAt',
-			} },
-			recentlyRegisteredUsersF: { endpoint: 'users', limit: 10, noPaging: true, params: {
-				origin: 'combined',
-				sort: '+createdAt',
-			} },
-			searchPagination: {
-				endpoint: 'users/search' as const,
-				limit: 10,
-				params: computed(() => (this.searchQuery && this.searchQuery !== '') ? {
-					query: this.searchQuery,
-					origin: this.searchOrigin,
-				} : null)
-			},
-			tagsLocal: [],
-			tagsRemote: [],
-			stats: null,
-			searchQuery: null,
-			searchOrigin: 'combined',
-			num: number,
-		};
-	},
+watch(() => props.tag, () => {
+	if (tagsEl) tagsEl.toggleContent(props.tag == null);
+});
 
-	computed: {
-		meta() {
-			return this.$instance;
-		},
-		tagUsers(): any {
-			return {
+const tagUsers = $computed(() => ({
 	endpoint: 'hashtags/users' as const,
 	limit: 30,
 	params: {
-					tag: this.tag,
+		tag: props.tag,
 		origin: 'combined',
 		sort: '+follower',
-				}
+	},
+}));
+
+const pinnedUsers = { endpoint: 'pinned-users' };
+const popularUsers = { endpoint: 'users', limit: 10, noPaging: true, params: {
+	state: 'alive',
+	origin: 'local',
+	sort: '+follower',
+} };
+const recentlyUpdatedUsers = { endpoint: 'users', limit: 10, noPaging: true, params: {
+	origin: 'local',
+	sort: '+updatedAt',
+} };
+const recentlyRegisteredUsers = { endpoint: 'users', limit: 10, noPaging: true, params: {
+	origin: 'local',
+	state: 'alive',
+	sort: '+createdAt',
+} };
+const popularUsersF = { endpoint: 'users', limit: 10, noPaging: true, params: {
+	state: 'alive',
+	origin: 'remote',
+	sort: '+follower',
+} };
+const recentlyUpdatedUsersF = { endpoint: 'users', limit: 10, noPaging: true, params: {
+	origin: 'combined',
+	sort: '+updatedAt',
+} };
+const recentlyRegisteredUsersF = { endpoint: 'users', limit: 10, noPaging: true, params: {
+	origin: 'combined',
+	sort: '+createdAt',
+} };
+const searchPagination = {
+	endpoint: 'users/search' as const,
+	limit: 10,
+	params: computed(() => (searchQuery && searchQuery !== '') ? {
+		query: searchQuery,
+		origin: searchOrigin,
+	} : null),
 };
-		},
-	},
 
-	watch: {
-		tag() {
-			if (this.$refs.tags) this.$refs.tags.toggleContent(this.tag == null);
-		},
-	},
-
-	created() {
 os.api('hashtags/list', {
 	sort: '+attachedLocalUsers',
 	attachedToLocalUserOnly: true,
-			limit: 30
+	limit: 30,
 }).then(tags => {
-			this.tagsLocal = tags;
+	tagsLocal = tags;
 });
 os.api('hashtags/list', {
 	sort: '+attachedRemoteUsers',
 	attachedToRemoteUserOnly: true,
-			limit: 30
+	limit: 30,
 }).then(tags => {
-			this.tagsRemote = tags;
+	tagsRemote = tags;
 });
-		os.api('stats').then(stats => {
-			this.stats = stats;
-		});
-	},
+os.api('stats').then(_stats => {
+	stats = _stats;
 });
+
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => [{
+	active: tab === 'local',
+	title: i18n.ts.local,
+	onClick: () => { tab = 'local'; },
+}, {
+	active: tab === 'remote',
+	title: i18n.ts.remote,
+	onClick: () => { tab = 'remote'; },
+}, {
+	active: tab === 'search',
+	title: i18n.ts.search,
+	onClick: () => { tab = 'search'; },
+}]);
+
+definePageMetadata(computed(() => ({
+	title: i18n.ts.explore,
+	icon: 'fas fa-hashtag',
+	bg: 'var(--bg)',
+})));
 </script>
 
 <style lang="scss" scoped>

packages/client/src/pages/favorites.vue

@@ -1,4 +1,6 @@
 <template>
+<MkStickyContainer>
+	<template #header><MkPageHeader/></template>
 	<MkSpacer :content-max="800">
 		<MkPagination ref="pagingComponent" :pagination="pagination">
 			<template #empty>
@@ -15,6 +17,7 @@
 			</template>
 		</MkPagination>
 	</MkSpacer>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
@@ -22,8 +25,8 @@ import { ref } from 'vue';
 import MkPagination from '@/components/ui/pagination.vue';
 import XNote from '@/components/note.vue';
 import XList from '@/components/date-separated-list.vue';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const pagination = {
 	endpoint: 'i/favorites' as const,
@@ -32,12 +35,10 @@ const pagination = {
 
 const pagingComponent = ref<InstanceType<typeof MkPagination>>();
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+definePageMetadata({
 	title: i18n.ts.favorites,
 	icon: 'fas fa-star',
 	bg: 'var(--bg)',
-	},
 });
 </script>
 

packages/client/src/pages/featured.vue

@@ -1,13 +1,16 @@
 <template>
+<MkStickyContainer>
+	<template #header><MkPageHeader/></template>
 	<MkSpacer :content-max="800">
 		<XNotes ref="notes" :pagination="pagination"/>
 	</MkSpacer>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
 import XNotes from '@/components/notes.vue';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const pagination = {
 	endpoint: 'notes/featured' as const,
@@ -15,11 +18,9 @@ const pagination = {
 	offsetMode: true,
 };
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+definePageMetadata({
 	title: i18n.ts.featured,
 	icon: 'fas fa-fire-alt',
 	bg: 'var(--bg)',
-	},
 });
 </script>

packages/client/src/pages/federation.vue

@@ -1,4 +1,6 @@
 <template>
+<MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<MkSpacer :content-max="1000">
 		<div class="taeiyria">
 			<div class="query">
@@ -89,6 +91,7 @@
 			</MkPagination>
 		</div>
 	</MkSpacer>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
@@ -99,8 +102,8 @@ import MkSelect from '@/components/form/select.vue';
 import MkPagination from '@/components/ui/pagination.vue';
 import FormSplit from '@/components/form/split.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 let host = $ref('');
 let state = $ref('federating');
@@ -119,8 +122,8 @@ const pagination = {
 			state === 'suspended' ? { suspended: true } :
 			state === 'blocked' ? { blocked: true } :
 			state === 'notResponding' ? { notResponding: true } :
-			{})
-	}))
+			{}),
+	})),
 };
 
 function getStatus(instance) {
@@ -129,12 +132,14 @@ function getStatus(instance) {
 	return 'alive';
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.federation,
 	icon: 'fas fa-globe',
 	bg: 'var(--bg)',
-	},
 });
 </script>
 

packages/client/src/pages/follow-requests.vue

@@ -7,7 +7,7 @@
 				<div>{{ $ts.noFollowRequests }}</div>
 			</div>
 		</template>
-		<template v-slot="{items}">
+		<template #default="{items}">
 			<div class="mk-follow-requests">
 				<div v-for="req in items" :key="req.id" class="user _panel">
 					<MkAvatar class="avatar" :user="req.follower" :show-indicator="true"/>
@@ -36,8 +36,8 @@ import { ref, computed } from 'vue';
 import MkPagination from '@/components/ui/pagination.vue';
 import { userPage, acct } from '@/filters/user';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const paginationComponent = ref<InstanceType<typeof MkPagination>>();
 
@@ -58,13 +58,15 @@ function reject(user) {
 	});
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: computed(() => ({
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata(computed(() => ({
 	title: i18n.ts.followRequests,
 	icon: 'fas fa-user-clock',
 	bg: 'var(--bg)',
-	})),
-});
+})));
 </script>
 
 <style lang="scss" scoped>

packages/client/src/pages/follow.vue

@@ -5,8 +5,9 @@
 
 <script lang="ts">
 import { defineComponent } from 'vue';
-import * as os from '@/os';
 import * as Acct from 'misskey-js/built/acct';
+import * as os from '@/os';
+import { mainRouter } from '@/router';
 
 export default defineComponent({
 	created() {
@@ -17,17 +18,17 @@ export default defineComponent({
 
 		if (acct.startsWith('https://')) {
 			promise = os.api('ap/show', {
-				uri: acct
+				uri: acct,
 			});
 			promise.then(res => {
 				if (res.type === 'User') {
 					this.follow(res.object);
 				} else if (res.type === 'Note') {
-					this.$router.push(`/notes/${res.object.id}`);
+					mainRouter.push(`/notes/${res.object.id}`);
 				} else {
 					os.alert({
 						type: 'error',
-						text: 'Not a user'
+						text: 'Not a user',
 					}).then(() => {
 						window.close();
 					});
@@ -56,9 +57,9 @@ export default defineComponent({
 			}
 			
 			os.apiWithDialog('following/create', {
-				userId: user.id
+				userId: user.id,
 			});
-		}
-	}
+		},
+	},
 });
 </script>

packages/client/src/pages/gallery/edit.vue

@@ -27,8 +27,8 @@
 </div>
 </template>
 
-<script lang="ts">
-import { computed, defineComponent } from 'vue';
+<script lang="ts" setup>
+import { computed, inject, watch } from 'vue';
 import FormButton from '@/components/ui/button.vue';
 import FormInput from '@/components/form/input.vue';
 import FormTextarea from '@/components/form/textarea.vue';
@@ -37,104 +37,87 @@ import FormGroup from '@/components/form/group.vue';
 import FormSuspense from '@/components/form/suspense.vue';
 import { selectFiles } from '@/scripts/select-file';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
+import { useRouter } from '@/router';
+import { definePageMetadata } from '@/scripts/page-metadata';
+import { i18n } from '@/i18n';
 
-export default defineComponent({
-	components: {
-		FormButton,
-		FormInput,
-		FormTextarea,
-		FormSwitch,
-		FormGroup,
-		FormSuspense,
-	},
+const router = useRouter();
 
-	props: {
-		postId: {
-			type: String,
-			required: false,
-			default: null,
-		}
-	},
+const props = defineProps<{
+	postId?: string;
+}>();
 
-	data() {
-		return {
-			[symbols.PAGE_INFO]: computed(() => this.postId ? {
-				title: this.$ts.edit,
-				icon: 'fas fa-pencil-alt'
-			} : {
-				title: this.$ts.postToGallery,
-				icon: 'fas fa-pencil-alt'
-			}),
-			init: null,
-			files: [],
-			description: null,
-			title: null,
-			isSensitive: false,
-		};
-	},
+let init = $ref(null);
+let files = $ref([]);
+let description = $ref(null);
+let title = $ref(null);
+let isSensitive = $ref(false);
 
-	watch: {
-		postId: {
-			handler() {
-				this.init = () => this.postId ? os.api('gallery/posts/show', {
-					postId: this.postId
-				}).then(post => {
-					this.files = post.files;
-					this.title = post.title;
-					this.description = post.description;
-					this.isSensitive = post.isSensitive;
-				}) : Promise.resolve(null);
-			},
-			immediate: true,
-		}
-	},
-
-	methods: {
-		selectFile(evt) {
-			selectFiles(evt.currentTarget ?? evt.target, null).then(files => {
-				this.files = this.files.concat(files);
+function selectFile(evt) {
+	selectFiles(evt.currentTarget ?? evt.target, null).then(selected => {
+		files = files.concat(selected);
 	});
-		},
+}
 
-		remove(file) {
-			this.files = this.files.filter(f => f.id !== file.id);
-		},
+function remove(file) {
+	files = files.filter(f => f.id !== file.id);
+}
 
-		async save() {
-			if (this.postId) {
+async function save() {
+	if (props.postId) {
 		await os.apiWithDialog('gallery/posts/update', {
-					postId: this.postId,
-					title: this.title,
-					description: this.description,
-					fileIds: this.files.map(file => file.id),
-					isSensitive: this.isSensitive,
+			postId: props.postId,
+			title: title,
+			description: description,
+			fileIds: files.map(file => file.id),
+			isSensitive: isSensitive,
 		});
-				this.$router.push(`/gallery/${this.postId}`);
+		mainRouter.push(`/gallery/${props.postId}`);
 	} else {
-				const post = await os.apiWithDialog('gallery/posts/create', {
-					title: this.title,
-					description: this.description,
-					fileIds: this.files.map(file => file.id),
-					isSensitive: this.isSensitive,
+		const created = await os.apiWithDialog('gallery/posts/create', {
+			title: title,
+			description: description,
+			fileIds: files.map(file => file.id),
+			isSensitive: isSensitive,
 		});
-				this.$router.push(`/gallery/${post.id}`);
+		router.push(`/gallery/${created.id}`);
+	}
 }
-		},
 
-		async del() {
+async function del() {
 	const { canceled } = await os.confirm({
 		type: 'warning',
-				text: this.$ts.deleteConfirm,
+		text: i18n.ts.deleteConfirm,
 	});
 	if (canceled) return;
 	await os.apiWithDialog('gallery/posts/delete', {
-				postId: this.postId,
+		postId: props.postId,
 	});
-			this.$router.push(`/gallery`);
+	mainRouter.push('/gallery');
 }
-	}
-});
+
+watch(() => props.postId, () => {
+	init = () => props.postId ? os.api('gallery/posts/show', {
+		postId: props.postId,
+	}).then(post => {
+		files = post.files;
+		title = post.title;
+		description = post.description;
+		isSensitive = post.isSensitive;
+	}) : Promise.resolve(null);
+}, { immediate: true });
+
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata(computed(() => props.postId ? {
+	title: i18n.ts.edit,
+	icon: 'fas fa-pencil-alt',
+} : {
+	title: i18n.ts.postToGallery,
+	icon: 'fas fa-pencil-alt',
+}));
 </script>
 
 <style lang="scss" scoped>

packages/client/src/pages/gallery/index.vue

@@ -1,5 +1,8 @@
 <template>
-<div class="xprsixdl _root">
+<MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
+	<MkSpacer :content-max="1400">
+		<div class="_root">
 			<MkTab v-if="$i" v-model="tab">
 				<option value="explore"><i class="fas fa-icons"></i> {{ $ts.gallery }}</option>
 				<option value="liked"><i class="fas fa-heart"></i> {{ $ts._gallery.liked }}</option>
@@ -40,10 +43,12 @@
 				</MkPagination>
 			</div>
 		</div>
+	</MkSpacer>
+</MkStickyContainer>
 </template>
 
-<script lang="ts">
-import { computed, defineComponent } from 'vue';
+<script lang="ts" setup>
+import { computed, defineComponent, watch } from 'vue';
 import XUserList from '@/components/user-list.vue';
 import MkFolder from '@/components/ui/folder.vue';
 import MkInput from '@/components/form/input.vue';
@@ -53,92 +58,60 @@ import MkPagination from '@/components/ui/pagination.vue';
 import MkGalleryPostPreview from '@/components/gallery-post-preview.vue';
 import number from '@/filters/number';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
+import { definePageMetadata } from '@/scripts/page-metadata';
+import { i18n } from '@/i18n';
 
-export default defineComponent({
-	components: {
-		XUserList,
-		MkFolder,
-		MkInput,
-		MkButton,
-		MkTab,
-		MkPagination,
-		MkGalleryPostPreview,
-	},
+const props = defineProps<{
+	tag?: string;
+}>();
 
-	props: {
-		tag: {
-			type: String,
-			required: false
-		}
-	},
+let tab = $ref('explore');
+let tags = $ref([]);
+let tagsRef = $ref();
 
-	data() {
-		return {
-			[symbols.PAGE_INFO]: {
-				title: this.$ts.gallery,
-				icon: 'fas fa-icons'
-			},
-			tab: 'explore',
-			recentPostsPagination: {
+const recentPostsPagination = {
 	endpoint: 'gallery/posts' as const,
 	limit: 6,
-			},
-			popularPostsPagination: {
+};
+const popularPostsPagination = {
 	endpoint: 'gallery/featured' as const,
 	limit: 5,
-			},
-			myPostsPagination: {
+};
+const myPostsPagination = {
 	endpoint: 'i/gallery/posts' as const,
 	limit: 5,
-			},
-			likedPostsPagination: {
+};
+const likedPostsPagination = {
 	endpoint: 'i/gallery/likes' as const,
 	limit: 5,
-			},
-			tags: [],
 };
-	},
 
-	computed: {
-		meta() {
-			return this.$instance;
-		},
-		tagUsers(): any {
-			return {
+const tagUsersPagination = $computed(() => ({
 	endpoint: 'hashtags/users' as const,
 	limit: 30,
 	params: {
 		tag: this.tag,
 		origin: 'combined',
 		sort: '+follower',
-				}
-			};
-		},
 	},
+}));
 
-	watch: {
-		tag() {
-			if (this.$refs.tags) this.$refs.tags.toggleContent(this.tag == null);
-		},
-	},
+watch(() => props.tag, () => {
+	if (tagsRef) tagsRef.tags.toggleContent(props.tag == null);
+});
 
-	created() {
+const headerActions = $computed(() => []);
 
-	},
+const headerTabs = $computed(() => []);
 
-	methods: {
-
-	}
+definePageMetadata({
+	title: i18n.ts.gallery,
+	icon: 'fas fa-icons',
+	bg: 'var(--bg)',
 });
 </script>
 
 <style lang="scss" scoped>
-.xprsixdl {
-	max-width: 1400px;
-	margin: 0 auto;
-}
-
 .vfpdbgtk {
 	display: grid;
 	grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));

packages/client/src/pages/gallery/post.vue

@@ -49,123 +49,108 @@
 </div>
 </template>
 
-<script lang="ts">
-import { computed, defineComponent } from 'vue';
+<script lang="ts" setup>
+import { computed, defineComponent, inject, watch } from 'vue';
 import MkButton from '@/components/ui/button.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import MkContainer from '@/components/ui/container.vue';
 import ImgWithBlurhash from '@/components/img-with-blurhash.vue';
 import MkPagination from '@/components/ui/pagination.vue';
 import MkGalleryPostPreview from '@/components/gallery-post-preview.vue';
 import MkFollowButton from '@/components/follow-button.vue';
 import { url } from '@/config';
+import { useRouter } from '@/router';
+import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
-export default defineComponent({
-	components: {
-		MkContainer,
-		ImgWithBlurhash,
-		MkPagination,
-		MkGalleryPostPreview,
-		MkButton,
-		MkFollowButton,
-	},
-	props: {
-		postId: {
-			type: String,
-			required: true
-		}
-	},
-	data() {
-		return {
-			[symbols.PAGE_INFO]: computed(() => this.post ? {
-				title: this.post.title,
-				avatar: this.post.user,
-				path: `/gallery/${this.post.id}`,
-				share: {
-					title: this.post.title,
-					text: this.post.description,
-				},
-				actions: [{
-					icon: 'fas fa-pencil-alt',
-					text: this.$ts.edit,
-					handler: this.edit
-				}]
-			} : null),
-			otherPostsPagination: {
+const router = useRouter();
+
+const props = defineProps<{
+	postId: string;
+}>();
+
+const post = $ref(null);
+const error = $ref(null);
+const otherPostsPagination = {
 	endpoint: 'users/gallery/posts' as const,
 	limit: 6,
 	params: computed(() => ({
-					userId: this.post.user.id
+		userId: post.user.id,
 	})),
-			},
-			post: null,
-			error: null,
 };
-	},
 
-	watch: {
-		postId: 'fetch'
-	},
-
-	created() {
-		this.fetch();
-	},
-
-	methods: {
-		fetch() {
-			this.post = null;
+function fetchPost() {
+	post = null;
 	os.api('gallery/posts/show', {
-				postId: this.postId
-			}).then(post => {
-				this.post = post;
-			}).catch(err => {
-				this.error = err;
+		postId: props.postId,
+	}).then(_post => {
+		post = _post;
+	}).catch(_error => {
+		error = _error;
 	});
-		},
+}
 
-		share() {
+function share() {
 	navigator.share({
-				title: this.post.title,
-				text: this.post.description,
-				url: `${url}/gallery/${this.post.id}`
+		title: post.title,
+		text: post.description,
+		url: `${url}/gallery/${post.id}`,
 	});
-		},
+}
 
-		shareWithNote() {
+function shareWithNote() {
 	os.post({
-				initialText: `${this.post.title} ${url}/gallery/${this.post.id}`
+		initialText: `${post.title} ${url}/gallery/${post.id}`,
 	});
-		},
+}
 
-		like() {
+function like() {
 	os.apiWithDialog('gallery/posts/like', {
-				postId: this.postId,
+		postId: props.postId,
 	}).then(() => {
-				this.post.isLiked = true;
-				this.post.likedCount++;
+		post.isLiked = true;
+		post.likedCount++;
 	});
-		},
+}
 
-		async unlike() {
+async function unlike() {
 	const confirm = await os.confirm({
 		type: 'warning',
-				text: this.$ts.unlikeConfirm,
+		text: i18n.ts.unlikeConfirm,
 	});
 	if (confirm.canceled) return;
 	os.apiWithDialog('gallery/posts/unlike', {
-				postId: this.postId,
+		postId: props.postId,
 	}).then(() => {
-				this.post.isLiked = false;
-				this.post.likedCount--;
+		post.isLiked = false;
+		post.likedCount--;
 	});
-		},
+}
 
-		edit() {
-			this.$router.push(`/gallery/${this.post.id}/edit`);
+function edit() {
+	router.push(`/gallery/${post.id}/edit`);
 }
-	}
-});
+
+watch(() => props.postId, fetchPost, { immediate: true });
+
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata(computed(() => post ? {
+	title: post.title,
+	avatar: post.user,
+	path: `/gallery/${post.id}`,
+	share: {
+		title: post.title,
+		text: post.description,
+	},
+	actions: [{
+		icon: 'fas fa-pencil-alt',
+		text: i18n.ts.edit,
+		handler: edit,
+	}],
+} : null));
 </script>
 
 <style lang="scss" scoped>

packages/client/src/pages/instance-info.vue

@@ -1,4 +1,5 @@
-<template>
+<template><MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 		<MkSpacer :content-max="600" :margin-min="16" :margin-max="32">
 	<div v-if="instance" class="_formRoot">
 		<div class="fnfelxur">
@@ -102,7 +103,7 @@
 			<FormLink :to="`https://${host}/manifest.json`" external style="margin-bottom: 8px;">manifest.json</FormLink>
 		</FormSection>
 	</div>
-</MkSpacer>
+</MkSpacer></MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
@@ -120,8 +121,8 @@ import FormSwitch from '@/components/form/switch.vue';
 import * as os from '@/os';
 import number from '@/filters/number';
 import bytes from '@/filters/bytes';
-import * as symbols from '@/symbols';
 import { iAmModerator } from '@/account';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const props = defineProps<{
 	host: string;
@@ -146,7 +147,7 @@ async function fetch() {
 async function toggleBlock(ev) {
 	if (meta == null) return;
 	await os.api('admin/update-meta', {
-		blockedHosts: isBlocked ? meta.blockedHosts.concat([instance.host]) : meta.blockedHosts.filter(x => x !== instance.host)
+		blockedHosts: isBlocked ? meta.blockedHosts.concat([instance.host]) : meta.blockedHosts.filter(x => x !== instance.host),
 	});
 }
 
@@ -168,8 +169,11 @@ function refreshMetadata() {
 
 fetch();
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: props.host,
 	icon: 'fas fa-info-circle',
 	bg: 'var(--bg)',
@@ -178,9 +182,8 @@ defineExpose({
 		icon: 'fas fa-external-link-alt',
 		handler: () => {
 			window.open(`https://${props.host}`, '_blank');
-			}
-		}],
 		},
+	}],
 });
 </script>
 

packages/client/src/pages/mentions.vue

@@ -1,24 +1,27 @@
-<template>
+<template><MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 		<MkSpacer :content-max="800">
 	<XNotes :pagination="pagination"/>
-</MkSpacer>
+</MkSpacer></MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
 import XNotes from '@/components/notes.vue';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const pagination = {
 	endpoint: 'notes/mentions' as const,
 	limit: 10,
 };
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.mentions,
 	icon: 'fas fa-at',
 	bg: 'var(--bg)',
-	},
 });
 </script>

packages/client/src/pages/messages.vue

@@ -1,27 +1,30 @@
-<template>
+<template><MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 		<MkSpacer :content-max="800">
 	<XNotes :pagination="pagination"/>
-</MkSpacer>
+</MkSpacer></MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
 import XNotes from '@/components/notes.vue';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const pagination = {
 	endpoint: 'notes/mentions' as const,
 	limit: 10,
 	params: {
-		visibility: 'specified'
+		visibility: 'specified',
 	},
 };
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.directNotes,
 	icon: 'fas fa-envelope',
 	bg: 'var(--bg)',
-	},
 });
 </script>

packages/client/src/pages/messaging/index.vue

@@ -1,10 +1,13 @@
 <template>
+<MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<MkSpacer :content-max="800">
 		<div v-size="{ max: [400] }" class="yweeujhr">
 			<MkButton primary class="start" @click="start"><i class="fas fa-plus"></i> {{ $ts.startMessaging }}</MkButton>
 
 			<div v-if="messages.length > 0" class="history">
-			<MkA v-for="(message, i) in messages"
+				<MkA
+					v-for="(message, i) in messages"
 					:key="message.id"
 					v-anim="i"
 					class="message _block"
@@ -36,130 +39,127 @@
 			<MkLoading v-if="fetching"/>
 		</div>
 	</MkSpacer>
+</MkStickyContainer>
 </template>
 
-<script lang="ts">
-import { defineAsyncComponent, defineComponent, markRaw } from 'vue';
+<script lang="ts" setup>
+import { defineAsyncComponent, defineComponent, inject, markRaw, onMounted, onUnmounted } from 'vue';
 import * as Acct from 'misskey-js/built/acct';
 import MkButton from '@/components/ui/button.vue';
 import { acct } from '@/filters/user';
 import * as os from '@/os';
 import { stream } from '@/stream';
-import * as symbols from '@/symbols';
+import { useRouter } from '@/router';
+import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
+import { $i } from '@/account';
 
-export default defineComponent({
-	components: {
-		MkButton
-	},
+const router = useRouter();
 
-	data() {
-		return {
-			[symbols.PAGE_INFO]: {
-				title: this.$ts.messaging,
-				icon: 'fas fa-comments',
-				bg: 'var(--bg)',
-			},
-			fetching: true,
-			moreFetching: false,
-			messages: [],
-			connection: null,
-		};
-	},
+let fetching = $ref(true);
+let moreFetching = $ref(false);
+let messages = $ref([]);
+let connection = $ref(null);
 
-	mounted() {
-		this.connection = markRaw(stream.useChannel('messagingIndex'));
+const getAcct = Acct.toString;
 
-		this.connection.on('message', this.onMessage);
-		this.connection.on('read', this.onRead);
+function isMe(message) {
+	return message.userId === $i.id;
+}
 
-		os.api('messaging/history', { group: false }).then(userMessages => {
-			os.api('messaging/history', { group: true }).then(groupMessages => {
-				const messages = userMessages.concat(groupMessages);
-				messages.sort((a, b) => new Date(b.createdAt).getTime() - new Date(a.createdAt).getTime());
-				this.messages = messages;
-				this.fetching = false;
-			});
-		});
-	},
-
-	beforeUnmount() {
-		this.connection.dispose();
-	},
-
-	methods: {
-		getAcct: Acct.toString,
-
-		isMe(message) {
-			return message.userId === this.$i.id;
-		},
-
-		onMessage(message) {
+function onMessage(message) {
 	if (message.recipientId) {
-				this.messages = this.messages.filter(m => !(
+		messages = messages.filter(m => !(
 			(m.recipientId === message.recipientId && m.userId === message.userId) ||
 			(m.recipientId === message.userId && m.userId === message.recipientId)));
 
-				this.messages.unshift(message);
+		messages.unshift(message);
 	} else if (message.groupId) {
-				this.messages = this.messages.filter(m => m.groupId !== message.groupId);
-				this.messages.unshift(message);
+		messages = messages.filter(m => m.groupId !== message.groupId);
+		messages.unshift(message);
+	}
 }
-		},
 
-		onRead(ids) {
+function onRead(ids) {
 	for (const id of ids) {
-				const found = this.messages.find(m => m.id === id);
+		const found = messages.find(m => m.id === id);
 		if (found) {
 			if (found.recipientId) {
 				found.isRead = true;
 			} else if (found.groupId) {
-						found.reads.push(this.$i.id);
+				found.reads.push($i.id);
+			}
 		}
 	}
 }
-		},
 
-		start(ev) {
+function start(ev) {
 	os.popupMenu([{
-				text: this.$ts.messagingWithUser,
+		text: i18n.ts.messagingWithUser,
 		icon: 'fas fa-user',
-				action: () => { this.startUser(); }
+		action: () => { startUser(); },
 	}, {
-				text: this.$ts.messagingWithGroup,
+		text: i18n.ts.messagingWithGroup,
 		icon: 'fas fa-users',
-				action: () => { this.startGroup(); }
+		action: () => { startGroup(); },
 	}], ev.currentTarget ?? ev.target);
-		},
+}
 
-		async startUser() {
+async function startUser() {
 	os.selectUser().then(user => {
-				this.$router.push(`/my/messaging/${Acct.toString(user)}`);
+		router.push(`/my/messaging/${Acct.toString(user)}`);
 	});
-		},
+}
 
-		async startGroup() {
+async function startGroup() {
 	const groups1 = await os.api('users/groups/owned');
 	const groups2 = await os.api('users/groups/joined');
 	if (groups1.length === 0 && groups2.length === 0) {
 		os.alert({
 			type: 'warning',
-					title: this.$ts.youHaveNoGroups,
-					text: this.$ts.joinOrCreateGroup,
+			title: i18n.ts.youHaveNoGroups,
+			text: i18n.ts.joinOrCreateGroup,
 		});
 		return;
 	}
 	const { canceled, result: group } = await os.select({
-				title: this.$ts.group,
+		title: i18n.ts.group,
 		items: groups1.concat(groups2).map(group => ({
-					value: group, text: group.name
-				}))
+			value: group, text: group.name,
+		})),
 	});
 	if (canceled) return;
-			this.$router.push(`/my/messaging/group/${group.id}`);
-		},
-
-		acct
+	router.push(`/my/messaging/group/${group.id}`);
 }
+
+onMounted(() => {
+	connection = markRaw(stream.useChannel('messagingIndex'));
+
+	connection.on('message', onMessage);
+	connection.on('read', onRead);
+
+	os.api('messaging/history', { group: false }).then(userMessages => {
+		os.api('messaging/history', { group: true }).then(groupMessages => {
+			const _messages = userMessages.concat(groupMessages);
+			_messages.sort((a, b) => new Date(b.createdAt).getTime() - new Date(a.createdAt).getTime());
+			messages = _messages;
+			fetching = false;
+		});
+	});
+});
+
+onUnmounted(() => {
+	if (connection) connection.dispose();
+});
+
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
+	title: i18n.ts.messaging,
+	icon: 'fas fa-comments',
+	bg: 'var(--bg)',
 });
 </script>
 

packages/client/src/pages/messaging/messaging-room.vue

@@ -61,10 +61,10 @@ import { isBottomVisible, onScrollBottom, scrollToBottom } from '@/scripts/scrol
 import * as os from '@/os';
 import { stream } from '@/stream';
 import * as sound from '@/scripts/sound';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
 import { $i } from '@/account';
 import { defaultStore } from '@/store';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const props = defineProps<{
 	userAcct?: string;
@@ -280,15 +280,13 @@ onBeforeUnmount(() => {
 	if (scrollRemove) scrollRemove();
 });
 
-defineExpose({
-	[symbols.PAGE_INFO]: computed(() => !fetching ? user ? {
+definePageMetadata(computed(() => !fetching ? user ? {
 	userName: user,
 	avatar: user,
 } : {
 	title: group?.name,
 	icon: 'fas fa-users',
-	} : null),
-});
+} : null));
 </script>
 
 <style lang="scss" scoped>

packages/client/src/pages/mfm-cheat-sheet.vue

@@ -1,4 +1,6 @@
 <template>
+<MkStickyContainer>
+	<template #header><MkPageHeader/></template>
 	<div class="mwysmxbg">
 		<div class="_isolated">{{ $ts._mfm.intro }}</div>
 		<div class="section _block">
@@ -294,55 +296,49 @@
 			</div>
 		</div>
 	</div>
+</MkStickyContainer>
 </template>
 
-<script lang="ts">
+<script lang="ts" setup>
 import { defineComponent } from 'vue';
 import MkTextarea from '@/components/form/textarea.vue';
-import * as symbols from '@/symbols';
+import { definePageMetadata } from '@/scripts/page-metadata';
+import { i18n } from '@/i18n';
+import { instance } from '@/instance';
 
-export default defineComponent({
-	components: {
-		MkTextarea
-	},
+const preview_mention = '@example';
+const preview_hashtag = '#test';
+const preview_url = 'https://example.com';
+const preview_link = `[${i18n.ts._mfm.dummy}](https://example.com)`;
+const preview_emoji = instance.emojis.length ? `:${instance.emojis[0].name}:` : ':emojiname:';
+const preview_bold = `**${i18n.ts._mfm.dummy}**`;
+const preview_small = `<small>${i18n.ts._mfm.dummy}</small>`;
+const preview_center = `<center>${i18n.ts._mfm.dummy}</center>`;
+const preview_inlineCode = '`<: "Hello, world!"`';
+const preview_blockCode = '```\n~ (#i, 100) {\n\t<: ? ((i % 15) = 0) "FizzBuzz"\n\t\t.? ((i % 3) = 0) "Fizz"\n\t\t.? ((i % 5) = 0) "Buzz"\n\t\t. i\n}\n```';
+const preview_inlineMath = '\\(x= \\frac{-b\' \\pm \\sqrt{(b\')^2-ac}}{a}\\)';
+const preview_quote = `> ${i18n.ts._mfm.dummy}`;
+const preview_search = `${i18n.ts._mfm.dummy} 検索`;
+const preview_jelly = '$[jelly 🍮] $[jelly.speed=5s 🍮]';
+const preview_tada = '$[tada 🍮] $[tada.speed=5s 🍮]';
+const preview_jump = '$[jump 🍮] $[jump.speed=5s 🍮]';
+const preview_bounce = '$[bounce 🍮] $[bounce.speed=5s 🍮]';
+const preview_shake = '$[shake 🍮] $[shake.speed=5s 🍮]';
+const preview_twitch = '$[twitch 🍮] $[twitch.speed=5s 🍮]';
+const preview_spin = '$[spin 🍮] $[spin.left 🍮] $[spin.alternate 🍮]\n$[spin.x 🍮] $[spin.x,left 🍮] $[spin.x,alternate 🍮]\n$[spin.y 🍮] $[spin.y,left 🍮] $[spin.y,alternate 🍮]\n\n$[spin.speed=5s 🍮]';
+const preview_flip = `$[flip ${i18n.ts._mfm.dummy}]\n$[flip.v ${i18n.ts._mfm.dummy}]\n$[flip.h,v ${i18n.ts._mfm.dummy}]`;
+const preview_font = `$[font.serif ${i18n.ts._mfm.dummy}]\n$[font.monospace ${i18n.ts._mfm.dummy}]\n$[font.cursive ${i18n.ts._mfm.dummy}]\n$[font.fantasy ${i18n.ts._mfm.dummy}]`;
+const preview_x2 = '$[x2 🍮]';
+const preview_x3 = '$[x3 🍮]';
+const preview_x4 = '$[x4 🍮]';
+const preview_blur = `$[blur ${i18n.ts._mfm.dummy}]`;
+const preview_rainbow = '$[rainbow 🍮] $[rainbow.speed=5s 🍮]';
+const preview_sparkle = '$[sparkle 🍮]';
+const preview_rotate = '$[rotate 🍮]';
 
-	data() {
-		return {
-			[symbols.PAGE_INFO]: {
-				title: this.$ts._mfm.cheatSheet,
+definePageMetadata({
+	title: i18n.ts._mfm.cheatSheet,
 	icon: 'fas fa-question-circle',
-			},
-			preview_mention: '@example',
-			preview_hashtag: '#test',
-			preview_url: `https://example.com`,
-			preview_link: `[${this.$ts._mfm.dummy}](https://example.com)`,
-			preview_emoji: this.$instance.emojis.length ? `:${this.$instance.emojis[0].name}:` : `:emojiname:`,
-			preview_bold: `**${this.$ts._mfm.dummy}**`,
-			preview_small: `<small>${this.$ts._mfm.dummy}</small>`,
-			preview_center: `<center>${this.$ts._mfm.dummy}</center>`,
-			preview_inlineCode: '`<: "Hello, world!"`',
-			preview_blockCode: '```\n~ (#i, 100) {\n\t<: ? ((i % 15) = 0) "FizzBuzz"\n\t\t.? ((i % 3) = 0) "Fizz"\n\t\t.? ((i % 5) = 0) "Buzz"\n\t\t. i\n}\n```',
-			preview_inlineMath: '\\(x= \\frac{-b\' \\pm \\sqrt{(b\')^2-ac}}{a}\\)',
-			preview_quote: `> ${this.$ts._mfm.dummy}`,
-			preview_search: `${this.$ts._mfm.dummy} 検索`,
-			preview_jelly: `$[jelly 🍮] $[jelly.speed=5s 🍮]`,
-			preview_tada: `$[tada 🍮] $[tada.speed=5s 🍮]`,
-			preview_jump: `$[jump 🍮] $[jump.speed=5s 🍮]`,
-			preview_bounce: `$[bounce 🍮] $[bounce.speed=5s 🍮]`,
-			preview_shake: `$[shake 🍮] $[shake.speed=5s 🍮]`,
-			preview_twitch: `$[twitch 🍮] $[twitch.speed=5s 🍮]`,
-			preview_spin: `$[spin 🍮] $[spin.left 🍮] $[spin.alternate 🍮]\n$[spin.x 🍮] $[spin.x,left 🍮] $[spin.x,alternate 🍮]\n$[spin.y 🍮] $[spin.y,left 🍮] $[spin.y,alternate 🍮]\n\n$[spin.speed=5s 🍮]`,
-			preview_flip: `$[flip ${this.$ts._mfm.dummy}]\n$[flip.v ${this.$ts._mfm.dummy}]\n$[flip.h,v ${this.$ts._mfm.dummy}]`,
-			preview_font: `$[font.serif ${this.$ts._mfm.dummy}]\n$[font.monospace ${this.$ts._mfm.dummy}]\n$[font.cursive ${this.$ts._mfm.dummy}]\n$[font.fantasy ${this.$ts._mfm.dummy}]`,
-			preview_x2: `$[x2 🍮]`,
-			preview_x3: `$[x3 🍮]`,
-			preview_x4: `$[x4 🍮]`,
-			preview_blur: `$[blur ${this.$ts._mfm.dummy}]`,
-			preview_rainbow: `$[rainbow 🍮] $[rainbow.speed=5s 🍮]`,
-			preview_sparkle: `$[sparkle 🍮]`,
-			preview_rotate: `$[rotate 🍮]`,
-		};
-	},
 });
 </script>
 

packages/client/src/pages/miauth.vue

@@ -49,28 +49,12 @@ export default defineComponent({
 		MkSignin,
 		MkButton,
 	},
+	props: ['session', 'callback', 'name', 'icon', 'permission'],
 	data() {
 		return {
-			state: null
+			state: null,
 		};
 	},
-	computed: {
-		session(): string {
-			return this.$route.params.session;
-		},
-		callback(): string {
-			return this.$route.query.callback;
-		},
-		name(): string {
-			return this.$route.query.name;
-		},
-		icon(): string {
-			return this.$route.query.icon;
-		},
-		permission(): string[] {
-			return this.$route.query.permission ? this.$route.query.permission.split(',') : [];
-		},
-	},
 	methods: {
 		async accept() {
 			this.state = 'waiting';
@@ -84,7 +68,7 @@ export default defineComponent({
 			this.state = 'accepted';
 			if (this.callback) {
 				location.href = appendQuery(this.callback, query({
-					session: this.session
+					session: this.session,
 				}));
 			}
 		},
@@ -93,8 +77,8 @@ export default defineComponent({
 		},
 		onLogin(res) {
 			login(res.i);
-		}
-	}
+		},
+	},
 });
 </script>
 

packages/client/src/pages/my-antennas/create.vue

@@ -5,11 +5,13 @@
 </template>
 
 <script lang="ts" setup>
-import { } from 'vue';
+import { inject } from 'vue';
 import XAntenna from './editor.vue';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
-import { router } from '@/router';
+import { definePageMetadata } from '@/scripts/page-metadata';
+import { useRouter } from '@/router';
+
+const router = useRouter();
 
 let draft = $ref({
 	name: '',
@@ -22,19 +24,21 @@ let draft = $ref({
 	withReplies: false,
 	caseSensitive: false,
 	withFile: false,
-	notify: false
+	notify: false,
 });
 
 function onAntennaCreated() {
 	router.push('/my/antennas');
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.manageAntennas,
 	icon: 'fas fa-satellite',
 	bg: 'var(--bg)',
-	},
 });
 </script>
 

packages/client/src/pages/my-antennas/edit.vue

@@ -5,14 +5,14 @@
 </template>
 
 <script lang="ts" setup>
-import { watch } from 'vue';
+import { inject, watch } from 'vue';
 import XAntenna from './editor.vue';
-import * as symbols from '@/symbols';
 import * as os from '@/os';
-import { MisskeyNavigator } from '@/scripts/navigate';
 import { i18n } from '@/i18n';
+import { useRouter } from '@/router';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
-const nav = new MisskeyNavigator();
+const router = useRouter();
 
 let antenna: any = $ref(null);
 
@@ -21,18 +21,20 @@ const props = defineProps<{
 }>();
 
 function onAntennaUpdated() {
-	nav.push('/my/antennas');
+	router.push('/my/antennas');
 }
 
 os.api('antennas/show', { antennaId: props.antennaId }).then((antennaResponse) => {
 	antenna = antennaResponse;
 });
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.manageAntennas,
 	icon: 'fas fa-satellite',
-	}
 });
 </script>
 

packages/client/src/pages/my-antennas/index.vue

@@ -1,4 +1,5 @@
-<template>
+<template><MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 		<MkSpacer :content-max="700">
 	<div class="ieepwinx">
 		<MkButton :link="true" to="/my/antennas/create" primary class="add"><i class="fas fa-plus"></i> {{ i18n.ts.add }}</MkButton>
@@ -11,27 +12,29 @@
 			</MkPagination>
 		</div>
 	</div>
-</MkSpacer>
+</MkSpacer></MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
 import { } from 'vue';
 import MkPagination from '@/components/ui/pagination.vue';
 import MkButton from '@/components/ui/button.vue';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const pagination = {
 	endpoint: 'antennas/list' as const,
 	limit: 10,
 };
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.manageAntennas,
 	icon: 'fas fa-satellite',
-		bg: 'var(--bg)'
-	}
+	bg: 'var(--bg)',
 });
 </script>
 

packages/client/src/pages/my-clips/index.vue

@@ -1,4 +1,5 @@
-<template>
+<template><MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 		<MkSpacer :content-max="700">
 	<div class="qtcaoidl">
 		<MkButton primary class="add" @click="create"><i class="fas fa-plus"></i> {{ $ts.add }}</MkButton>
@@ -10,7 +11,7 @@
 			</MkA>
 		</MkPagination>
 	</div>
-</MkSpacer>
+</MkSpacer></MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
@@ -18,8 +19,8 @@ import { } from 'vue';
 import MkPagination from '@/components/ui/pagination.vue';
 import MkButton from '@/components/ui/button.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const pagination = {
 	endpoint: 'clips/list' as const,
@@ -61,15 +62,17 @@ function onClipDeleted() {
 	pagingComponent.reload();
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.clip,
 	icon: 'fas fa-paperclip',
 	bg: 'var(--bg)',
 	action: {
 		icon: 'fas fa-plus',
-			handler: create
-		},
+		handler: create,
 	},
 });
 </script>

packages/client/src/pages/my-groups/group.vue

@@ -1,178 +0,0 @@
-<template>
-<div class="mk-group-page">
-	<transition :name="$store.state.animation ? 'zoom' : ''" mode="out-in">
-		<div v-if="group" class="_section">
-			<div class="_content" style="display: flex; gap: var(--margin); flex-wrap: wrap;">
-				<MkButton inline @click="invite()">{{ $ts.invite }}</MkButton>
-				<MkButton inline @click="renameGroup()">{{ $ts.rename }}</MkButton>
-				<MkButton inline @click="transfer()">{{ $ts.transfer }}</MkButton>
-				<MkButton inline @click="deleteGroup()">{{ $ts.delete }}</MkButton>
-			</div>
-		</div>
-	</transition>
-
-	<transition :name="$store.state.animation ? 'zoom' : ''" mode="out-in">
-		<div v-if="group" class="_section members _gap">
-			<div class="_title">{{ $ts.members }}</div>
-			<div class="_content">
-				<div class="users">
-					<div v-for="user in users" :key="user.id" class="user _panel">
-						<MkAvatar :user="user" class="avatar" :show-indicator="true"/>
-						<div class="body">
-							<MkUserName :user="user" class="name"/>
-							<MkAcct :user="user" class="acct"/>
-						</div>
-						<div class="action">
-							<button class="_button" @click="removeUser(user)"><i class="fas fa-times"></i></button>
-						</div>
-					</div>
-				</div>
-			</div>
-		</div>
-	</transition>
-</div>
-</template>
-
-<script lang="ts">
-import { computed, defineComponent } from 'vue';
-import MkButton from '@/components/ui/button.vue';
-import * as os from '@/os';
-import * as symbols from '@/symbols';
-
-export default defineComponent({
-	components: {
-		MkButton
-	},
-
-	props: {
-		groupId: {
-			type: String,
-			required: true,
-		},
-	},
-
-	data() {
-		return {
-			[symbols.PAGE_INFO]: computed(() => this.group ? {
-				title: this.group.name,
-				icon: 'fas fa-users',
-			} : null),
-			group: null,
-			users: [],
-		};
-	},
-
-	watch: {
-		groupId: 'fetch',
-	},
-
-	created() {
-		this.fetch();
-	},
-
-	methods: {
-		fetch() {
-			os.api('users/groups/show', {
-				groupId: this.groupId
-			}).then(group => {
-				this.group = group;
-				os.api('users/show', {
-					userIds: this.group.userIds
-				}).then(users => {
-					this.users = users;
-				});
-			});
-		},
-
-		invite() {
-			os.selectUser().then(user => {
-				os.apiWithDialog('users/groups/invite', {
-					groupId: this.group.id,
-					userId: user.id
-				});
-			});
-		},
-
-		removeUser(user) {
-			os.api('users/groups/pull', {
-				groupId: this.group.id,
-				userId: user.id
-			}).then(() => {
-				this.users = this.users.filter(x => x.id !== user.id);
-			});
-		},
-
-		async renameGroup() {
-			const { canceled, result: name } = await os.inputText({
-				title: this.$ts.groupName,
-				default: this.group.name
-			});
-			if (canceled) return;
-
-			await os.api('users/groups/update', {
-				groupId: this.group.id,
-				name: name
-			});
-
-			this.group.name = name;
-		},
-
-		transfer() {
-			os.selectUser().then(user => {
-				os.apiWithDialog('users/groups/transfer', {
-					groupId: this.group.id,
-					userId: user.id
-				});
-			});
-		},
-
-		async deleteGroup() {
-			const { canceled } = await os.confirm({
-				type: 'warning',
-				text: this.$t('removeAreYouSure', { x: this.group.name }),
-			});
-			if (canceled) return;
-
-			await os.apiWithDialog('users/groups/delete', {
-				groupId: this.group.id
-			});
-			this.$router.push('/my/groups');
-		}
-	}
-});
-</script>
-
-<style lang="scss" scoped>
-.mk-group-page {
-	> .members {
-		> ._content {
-			> .users {
-				> .user {
-					display: flex;
-					align-items: center;
-					padding: 16px;
-
-					> .avatar {
-						width: 50px;
-						height: 50px;
-					}
-
-					> .body {
-						flex: 1;
-						padding: 8px;
-
-						> .name {
-							display: block;
-							font-weight: bold;
-						}
-
-						> .acct {
-							opacity: 0.5;
-						}
-					}
-				}
-			}
-		}
-	}
-}
-</style>

packages/client/src/pages/my-groups/index.vue

@@ -1,147 +0,0 @@
-<template>
-<MkSpacer :content-max="700">
-	<div v-if="tab === 'owned'" class="_content">
-		<MkButton primary style="margin: 0 auto var(--margin) auto;" @click="create"><i class="fas fa-plus"></i> {{ $ts.createGroup }}</MkButton>
-
-		<MkPagination v-slot="{items}" ref="owned" :pagination="ownedPagination">
-			<div v-for="group in items" :key="group.id" class="_card">
-				<div class="_title"><MkA :to="`/my/groups/${ group.id }`" class="_link">{{ group.name }}</MkA></div>
-				<div class="_content"><MkAvatars :user-ids="group.userIds"/></div>
-			</div>
-		</MkPagination>
-	</div>
-
-	<div v-else-if="tab === 'joined'" class="_content">
-		<MkPagination v-slot="{items}" ref="joined" :pagination="joinedPagination">
-			<div v-for="group in items" :key="group.id" class="_card">
-				<div class="_title">{{ group.name }}</div>
-				<div class="_content"><MkAvatars :user-ids="group.userIds"/></div>
-				<div class="_footer">
-					<MkButton danger @click="leave(group)">{{ $ts.leaveGroup }}</MkButton>
-				</div>
-			</div>
-		</MkPagination>
-	</div>
-
-	<div v-else-if="tab === 'invites'" class="_content">
-		<MkPagination v-slot="{items}" ref="invitations" :pagination="invitationPagination">
-			<div v-for="invitation in items" :key="invitation.id" class="_card">
-				<div class="_title">{{ invitation.group.name }}</div>
-				<div class="_content"><MkAvatars :user-ids="invitation.group.userIds"/></div>
-				<div class="_footer">
-					<MkButton primary inline @click="acceptInvite(invitation)"><i class="fas fa-check"></i> {{ $ts.accept }}</MkButton>
-					<MkButton primary inline @click="rejectInvite(invitation)"><i class="fas fa-ban"></i> {{ $ts.reject }}</MkButton>
-				</div>
-			</div>
-		</MkPagination>
-	</div>
-</MkSpacer>
-</template>
-
-<script lang="ts">
-import { defineComponent, computed } from 'vue';
-import MkPagination from '@/components/ui/pagination.vue';
-import MkButton from '@/components/ui/button.vue';
-import MkContainer from '@/components/ui/container.vue';
-import MkAvatars from '@/components/avatars.vue';
-import MkTab from '@/components/tab.vue';
-import * as os from '@/os';
-import * as symbols from '@/symbols';
-
-export default defineComponent({
-	components: {
-		MkPagination,
-		MkButton,
-		MkContainer,
-		MkTab,
-		MkAvatars,
-	},
-
-	data() {
-		return {
-			[symbols.PAGE_INFO]: computed(() => ({
-				title: this.$ts.groups,
-				icon: 'fas fa-users',
-				bg: 'var(--bg)',
-				actions: [{
-					icon: 'fas fa-plus',
-					text: this.$ts.createGroup,
-					handler: this.create,
-				}],
-				tabs: [{
-					active: this.tab === 'owned',
-					title: this.$ts.ownedGroups,
-					icon: 'fas fa-user-tie',
-					onClick: () => { this.tab = 'owned'; },
-				}, {
-					active: this.tab === 'joined',
-					title: this.$ts.joinedGroups,
-					icon: 'fas fa-id-badge',
-					onClick: () => { this.tab = 'joined'; },
-				}, {
-					active: this.tab === 'invites',
-					title: this.$ts.invites,
-					icon: 'fas fa-envelope-open-text',
-					onClick: () => { this.tab = 'invites'; },
-				},]
-			})),
-			tab: 'owned',
-			ownedPagination: {
-				endpoint: 'users/groups/owned' as const,
-				limit: 10,
-			},
-			joinedPagination: {
-				endpoint: 'users/groups/joined' as const,
-				limit: 10,
-			},
-			invitationPagination: {
-				endpoint: 'i/user-group-invites' as const,
-				limit: 10,
-			},
-		};
-	},
-
-	methods: {
-		async create() {
-			const { canceled, result: name } = await os.inputText({
-				title: this.$ts.groupName,
-			});
-			if (canceled) return;
-			await os.api('users/groups/create', { name: name });
-			this.$refs.owned.reload();
-			os.success();
-		},
-		acceptInvite(invitation) {
-			os.api('users/groups/invitations/accept', {
-				invitationId: invitation.id
-			}).then(() => {
-				os.success();
-				this.$refs.invitations.reload();
-				this.$refs.joined.reload();
-			});
-		},
-		rejectInvite(invitation) {
-			os.api('users/groups/invitations/reject', {
-				invitationId: invitation.id
-			}).then(() => {
-				this.$refs.invitations.reload();
-			});
-		},
-		async leave(group) {
-			const { canceled } = await os.confirm({
-				type: 'warning',
-				text: this.$t('leaveGroupConfirm', { name: group.name }),
-			});
-			if (canceled) return;
-			os.apiWithDialog('users/groups/leave', {
-				groupId: group.id,
-			}).then(() => {
-				this.$refs.joined.reload();
-			});
-		}
-	}
-});
-</script>
-
-<style lang="scss" scoped>
-</style>

packages/client/src/pages/my-lists/index.vue

@@ -1,4 +1,5 @@
-<template>
+<template><MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 		<MkSpacer :content-max="700">
 	<div class="qkcjvfiv">
 		<MkButton primary class="add" @click="create"><i class="fas fa-plus"></i> {{ $ts.createList }}</MkButton>
@@ -10,7 +11,7 @@
 			</MkA>
 		</MkPagination>
 	</div>
-</MkSpacer>
+</MkSpacer></MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
@@ -19,8 +20,8 @@ import MkPagination from '@/components/ui/pagination.vue';
 import MkButton from '@/components/ui/button.vue';
 import MkAvatars from '@/components/avatars.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const pagingComponent = $ref<InstanceType<typeof MkPagination>>();
 
@@ -38,8 +39,11 @@ async function create() {
 	pagingComponent.reload();
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.manageLists,
 	icon: 'fas fa-list-ul',
 	bg: 'var(--bg)',
@@ -47,7 +51,6 @@ defineExpose({
 		icon: 'fas fa-plus',
 		handler: create,
 	},
-	},
 });
 </script>
 

packages/client/src/pages/my-lists/list.vue

@@ -1,4 +1,5 @@
-<template>
+<template><MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 		<MkSpacer :content-max="700">
 	<div class="mk-list-page">
 		<transition :name="$store.state.animation ? 'zoom' : ''" mode="out-in">
@@ -31,104 +32,96 @@
 			</div>
 		</transition>
 	</div>
-</MkSpacer>
+</MkSpacer></MkStickyContainer>
 </template>
 
-<script lang="ts">
-import { computed, defineComponent } from 'vue';
+<script lang="ts" setup>
+import { computed, defineComponent, watch } from 'vue';
 import MkButton from '@/components/ui/button.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
+import { mainRouter } from '@/router';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
-export default defineComponent({
-	components: {
-		MkButton
-	},
+const props = defineProps<{
+	listId: string;
+}>();
 
-	data() {
-		return {
-			[symbols.PAGE_INFO]: computed(() => this.list ? {
-				title: this.list.name,
-				icon: 'fas fa-list-ul',
-				bg: 'var(--bg)',
-			} : null),
-			list: null,
-			users: [],
-		};
-	},
+let list = $ref(null);
+let users = $ref([]);
 
-	watch: {
-		$route: 'fetch'
-	},
-
-	created() {
-		this.fetch();
-	},
-
-	methods: {
-		fetch() {
+function fetchList() {
 	os.api('users/lists/show', {
-				listId: this.$route.params.list
-			}).then(list => {
-				this.list = list;
+		listId: props.listId,
+	}).then(_list => {
+		list = _list;
 		os.api('users/show', {
-					userIds: this.list.userIds
-				}).then(users => {
-					this.users = users;
+			userIds: list.userIds,
+		}).then(_users => {
+			users = _users;
 		});
 	});
-		},
+}
 
-		addUser() {
+function addUser() {
 	os.selectUser().then(user => {
 		os.apiWithDialog('users/lists/push', {
-					listId: this.list.id,
-					userId: user.id
+			listId: list.id,
+			userId: user.id,
 		}).then(() => {
-					this.users.push(user);
+			users.push(user);
 		});
 	});
-		},
+}
 
-		removeUser(user) {
+function removeUser(user) {
 	os.api('users/lists/pull', {
-				listId: this.list.id,
-				userId: user.id
+		listId: list.id,
+		userId: user.id,
 	}).then(() => {
-				this.users = this.users.filter(x => x.id !== user.id);
+		users = users.filter(x => x.id !== user.id);
 	});
-		},
+}
 
-		async renameList() {
+async function renameList() {
 	const { canceled, result: name } = await os.inputText({
-				title: this.$ts.enterListName,
-				default: this.list.name
+		title: i18n.ts.enterListName,
+		default: list.name,
 	});
 	if (canceled) return;
 
 	await os.api('users/lists/update', {
-				listId: this.list.id,
-				name: name
+		listId: list.id,
+		name: name,
 	});
 
-			this.list.name = name;
-		},
+	list.name = name;
+}
 
-		async deleteList() {
+async function deleteList() {
 	const { canceled } = await os.confirm({
 		type: 'warning',
-				text: this.$t('removeAreYouSure', { x: this.list.name }),
+		text: i18n.t('removeAreYouSure', { x: list.name }),
 	});
 	if (canceled) return;
 
 	await os.api('users/lists/delete', {
-				listId: this.list.id
+		listId: list.id,
 	});
 	os.success();
-			this.$router.push('/my/lists');
+	mainRouter.push('/my/lists');
 }
-	}
-});
+
+watch(() => props.listId, fetchList, { immediate: true });
+
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata(computed(() => list ? {
+	title: list.name,
+	icon: 'fas fa-list-ul',
+	bg: 'var(--bg)',
+} : null));
 </script>
 
 <style lang="scss" scoped>

packages/client/src/pages/not-found.vue

@@ -8,14 +8,16 @@
 </template>
 
 <script lang="ts" setup>
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.notFound,
 	icon: 'fas fa-exclamation-triangle',
 	bg: 'var(--bg)',
-	},
 });
 </script>

packages/client/src/pages/note.vue

@@ -1,10 +1,11 @@
-<template>
+<template><MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 		<MkSpacer :content-max="800">
 	<div class="fcuexfpr">
 		<transition :name="$store.state.animation ? 'fade' : ''" mode="out-in">
 			<div v-if="note" class="note">
 				<div v-if="showNext" class="_gap">
-					<XNotes class="_content" :pagination="next" :no-gap="true"/>
+					<XNotes class="_content" :pagination="nextPagination" :no-gap="true"/>
 				</div>
 
 				<div class="main _gap">
@@ -27,96 +28,69 @@
 				</div>
 
 				<div v-if="showPrev" class="_gap">
-					<XNotes class="_content" :pagination="prev" :no-gap="true"/>
+					<XNotes class="_content" :pagination="prevPagination" :no-gap="true"/>
 				</div>
 			</div>
 			<MkError v-else-if="error" @retry="fetch()"/>
 			<MkLoading v-else/>
 		</transition>
 	</div>
-</MkSpacer>
+</MkSpacer></MkStickyContainer>
 </template>
 
-<script lang="ts">
-import { computed, defineComponent } from 'vue';
+<script lang="ts" setup>
+import { computed, defineComponent, watch } from 'vue';
+import * as misskey from 'misskey-js';
 import XNote from '@/components/note.vue';
 import XNoteDetailed from '@/components/note-detailed.vue';
 import XNotes from '@/components/notes.vue';
 import MkRemoteCaution from '@/components/remote-caution.vue';
 import MkButton from '@/components/ui/button.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
+import { definePageMetadata } from '@/scripts/page-metadata';
+import { i18n } from '@/i18n';
 
-export default defineComponent({
-	components: {
-		XNote,
-		XNoteDetailed,
-		XNotes,
-		MkRemoteCaution,
-		MkButton,
-	},
-	props: {
-		noteId: {
-			type: String,
-			required: true
-		}
-	},
-	data() {
-		return {
-			[symbols.PAGE_INFO]: computed(() => this.note ? {
-				title: this.$ts.note,
-				subtitle: new Date(this.note.createdAt).toLocaleString(),
-				avatar: this.note.user,
-				path: `/notes/${this.note.id}`,
-				share: {
-					title: this.$t('noteOf', { user: this.note.user.name }),
-					text: this.note.text,
-				},
-				bg: 'var(--bg)',
-			} : null),
-			note: null,
-			clips: null,
-			hasPrev: false,
-			hasNext: false,
-			showPrev: false,
-			showNext: false,
-			error: null,
-			prev: {
+const props = defineProps<{
+	noteId: string;
+}>();
+
+let note = $ref<null | misskey.entities.Note>();
+let clips = $ref();
+let hasPrev = $ref(false);
+let hasNext = $ref(false);
+let showPrev = $ref(false);
+let showNext = $ref(false);
+let error = $ref();
+
+const prevPagination = {
 	endpoint: 'users/notes' as const,
 	limit: 10,
-				params: computed(() => ({
-					userId: this.note.userId,
-					untilId: this.note.id,
-				})),
-			},
-			next: {
+	params: computed(() => note ? ({
+		userId: note.userId,
+		untilId: note.id,
+	}) : null),
+};
+
+const nextPagination = {
 	reversed: true,
 	endpoint: 'users/notes' as const,
 	limit: 10,
-				params: computed(() => ({
-					userId: this.note.userId,
-					sinceId: this.note.id,
-				})),
-			},
+	params: computed(() => note ? ({
+		userId: note.userId,
+		sinceId: note.id,
+	}) : null),
 };
-	},
-	watch: {
-		noteId: 'fetch'
-	},
-	created() {
-		this.fetch();
-	},
-	methods: {
-		fetch() {
-			this.hasPrev = false;
-			this.hasNext = false;
-			this.showPrev = false;
-			this.showNext = false;
-			this.note = null;
+
+function fetchNote() {
+	hasPrev = false;
+	hasNext = false;
+	showPrev = false;
+	showNext = false;
+	note = null;
 	os.api('notes/show', {
-				noteId: this.noteId
-			}).then(note => {
-				this.note = note;
+		noteId: props.noteId,
+	}).then(res => {
+		note = res;
 		Promise.all([
 			os.api('notes/clips', {
 				noteId: note.id,
@@ -131,17 +105,35 @@ export default defineComponent({
 				sinceId: note.id,
 				limit: 1,
 			}),
-				]).then(([clips, prev, next]) => {
-					this.clips = clips;
-					this.hasPrev = prev.length !== 0;
-					this.hasNext = next.length !== 0;
+		]).then(([_clips, prev, next]) => {
+			clips = _clips;
+			hasPrev = prev.length !== 0;
+			hasNext = next.length !== 0;
 		});
 	}).catch(err => {
-				this.error = err;
+		error = err;
 	});
 }
-	}
+
+watch(() => props.noteId, fetchNote, {
+	immediate: true,
 });
+
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata(computed(() => note ? {
+	title: i18n.ts.note,
+	subtitle: new Date(note.createdAt).toLocaleString(),
+	avatar: note.user,
+	path: `/notes/${note.id}`,
+	share: {
+		title: i18n.t('noteOf', { user: note.user.name }),
+		text: note.text,
+	},
+	bg: 'var(--bg)',
+} : null));
 </script>
 
 <style lang="scss" scoped>

packages/client/src/pages/notifications.vue

@@ -1,18 +1,21 @@
 <template>
+<MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<MkSpacer :content-max="800">
 		<div class="clupoqwt">
 			<XNotifications class="notifications" :include-types="includeTypes" :unread-only="tab === 'unread'"/>
 		</div>
 	</MkSpacer>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
 import { computed } from 'vue';
+import { notificationTypes } from 'misskey-js';
 import XNotifications from '@/components/notifications.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
-import { notificationTypes } from 'misskey-js';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 let tab = $ref('all');
 let includeTypes = $ref<string[] | null>(null);
@@ -23,24 +26,19 @@ function setFilter(ev) {
 		active: includeTypes && includeTypes.includes(t),
 		action: () => {
 			includeTypes = [t];
-		}
+		},
 	}));
 	const items = includeTypes != null ? [{
 		icon: 'fas fa-times',
 		text: i18n.ts.clear,
 		action: () => {
 			includeTypes = null;
-		}
+		},
 	}, null, ...typeItems] : typeItems;
 	os.popupMenu(items, ev.currentTarget ?? ev.target);
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: computed(() => ({
-		title: i18n.ts.notifications,
-		icon: 'fas fa-bell',
-		bg: 'var(--bg)',
-		actions: [{
+const headerActions = $computed(() => [{
 	text: i18n.ts.filter,
 	icon: 'fas fa-filter',
 	highlighted: includeTypes != null,
@@ -51,8 +49,9 @@ defineExpose({
 	handler: () => {
 		os.apiWithDialog('notifications/mark-all-as-read');
 	},
-		}],
-		tabs: [{
+}]);
+
+const headerTabs = $computed(() => [{
 	active: tab === 'all',
 	title: i18n.ts.all,
 	onClick: () => { tab = 'all'; },
@@ -60,9 +59,13 @@ defineExpose({
 	active: tab === 'unread',
 	title: i18n.ts.unread,
 	onClick: () => { tab = 'unread'; },
-		},]
-	})),
-});
+}]);
+
+definePageMetadata(computed(() => ({
+	title: i18n.ts.notifications,
+	icon: 'fas fa-bell',
+	bg: 'var(--bg)',
+})));
 </script>
 
 <style lang="scss" scoped>

packages/client/src/pages/page-editor/page-editor.vue

@@ -1,4 +1,5 @@
-<template>
+<template><MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 		<MkSpacer :content-max="700">
 	<div class="jqqmcavi">
 		<MkButton v-if="pageId" class="button" inline link :to="`/@${ author.username }/pages/${ currentName }`"><i class="fas fa-external-link-square-alt"></i> {{ $ts._pages.viewPage }}</MkButton>
@@ -55,7 +56,7 @@
 			<XDraggable v-show="variables.length > 0" v-model="variables" tag="div" class="variables" item-key="name" handle=".drag-handle" :group="{ name: 'variables' }" animation="150" swap-threshold="0.5">
 				<template #item="{element}">
 					<XVariable
-						:modelValue="element"
+						:model-value="element"
 						:removable="true"
 						:hpml="hpml"
 						:name="element.name"
@@ -75,11 +76,11 @@
 			<MkTextarea v-model="script" class="_code"/>
 		</div>
 	</div>
-</MkSpacer>
+</MkSpacer></MkStickyContainer>
 </template>
 
-<script lang="ts">
-import { defineComponent, defineAsyncComponent, computed } from 'vue';
+<script lang="ts" setup>
+import { defineComponent, defineAsyncComponent, computed, provide, watch } from 'vue';
 import 'prismjs';
 import { highlight, languages } from 'prismjs/components/prism-core';
 import 'prismjs/components/prism-clike';
@@ -101,315 +102,210 @@ import { url } from '@/config';
 import { collectPageVars } from '@/scripts/collect-page-vars';
 import * as os from '@/os';
 import { selectFile } from '@/scripts/select-file';
-import * as symbols from '@/symbols';
+import { mainRouter } from '@/router';
+import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
+import { $i } from '@/account';
+const XDraggable = defineAsyncComponent(() => import('vuedraggable').then(x => x.default));
 
-export default defineComponent({
-	components: {
-		XDraggable: defineAsyncComponent(() => import('vuedraggable').then(x => x.default)),
-		XVariable, XBlocks, MkTextarea, MkContainer, MkButton, MkSelect, MkSwitch, MkInput,
-	},
+const props = defineProps<{
+	initPageId?: string;
+	initPageName?: string;
+	initUser?: string;
+}>();
 
-	provide() {
-		return {
-			readonly: this.readonly,
-			getScriptBlockList: this.getScriptBlockList,
-			getPageBlockList: this.getPageBlockList
-		};
-	},
+let tab = $ref('settings');
+let author = $ref($i);
+let readonly = $ref(false);
+let page = $ref(null);
+let pageId = $ref(null);
+let currentName = $ref(null);
+let title = $ref('');
+let summary = $ref(null);
+let name = $ref(Date.now().toString());
+let eyeCatchingImage = $ref(null);
+let eyeCatchingImageId = $ref(null);
+let font = $ref('sans-serif');
+let content = $ref([]);
+let alignCenter = $ref(false);
+let hideTitleWhenPinned = $ref(false);
+let variables = $ref([]);
+let hpml = $ref(null);
+let script = $ref('');
 
-	props: {
-		initPageId: {
-			type: String,
-			required: false
-		},
-		initPageName: {
-			type: String,
-			required: false
-		},
-		initUser: {
-			type: String,
-			required: false
-		},
-	},
+provide('readonly', readonly);
+provide('getScriptBlockList', getScriptBlockList);
+provide('getPageBlockList', getPageBlockList);
 
-	data() {
-		return {
-			[symbols.PAGE_INFO]: computed(() => {
-				let title = this.$ts._pages.newPage;
-				if (this.initPageId) {
-					title = this.$ts._pages.editPage;
-				}
-				else if (this.initPageName && this.initUser) {
-					title = this.$ts._pages.readPage;
-				}
-				return {
-					title: title,
-					icon: 'fas fa-pencil-alt',
-					bg: 'var(--bg)',
-					tabs: [{
-						active: this.tab === 'settings',
-						title: this.$ts._pages.pageSetting,
-						icon: 'fas fa-cog',
-						onClick: () => { this.tab = 'settings'; },
-					}, {
-						active: this.tab === 'contents',
-						title: this.$ts._pages.contents,
-						icon: 'fas fa-sticky-note',
-						onClick: () => { this.tab = 'contents'; },
-					}, {
-						active: this.tab === 'variables',
-						title: this.$ts._pages.variables,
-						icon: 'fas fa-magic',
-						onClick: () => { this.tab = 'variables'; },
-					}, {
-						active: this.tab === 'script',
-						title: this.$ts.script,
-						icon: 'fas fa-code',
-						onClick: () => { this.tab = 'script'; },
-					}],
-				};
-			}),
-			tab: 'settings',
-			author: this.$i,
-			readonly: false,
-			page: null,
-			pageId: null,
-			currentName: null,
-			title: '',
-			summary: null,
-			name: Date.now().toString(),
-			eyeCatchingImage: null,
-			eyeCatchingImageId: null,
-			font: 'sans-serif',
-			content: [],
-			alignCenter: false,
-			hideTitleWhenPinned: false,
-			variables: [],
-			hpml: null,
-			script: '',
-			url,
-		};
-	},
-
-	watch: {
-		async eyeCatchingImageId() {
-			if (this.eyeCatchingImageId == null) {
-				this.eyeCatchingImage = null;
+watch($$(eyeCatchingImageId), async () => {
+	if (eyeCatchingImageId == null) {
+		eyeCatchingImage = null;
 	} else {
-				this.eyeCatchingImage = await os.api('drive/files/show', {
-					fileId: this.eyeCatchingImageId,
+		eyeCatchingImage = await os.api('drive/files/show', {
+			fileId: eyeCatchingImageId,
 		});
 	}
-		},
-	},
-
-	async created() {
-		this.hpml = new HpmlTypeChecker();
-
-		this.$watch('variables', () => {
-			this.hpml.variables = this.variables;
-		}, { deep: true });
-
-		this.$watch('content', () => {
-			this.hpml.pageVars = collectPageVars(this.content);
-		}, { deep: true });
-
-		if (this.initPageId) {
-			this.page = await os.api('pages/show', {
-				pageId: this.initPageId,
 });
-		} else if (this.initPageName && this.initUser) {
-			this.page = await os.api('pages/show', {
-				name: this.initPageName,
-				username: this.initUser,
-			});
-			this.readonly = true;
-		}
 
-		if (this.page) {
-			this.author = this.page.user;
-			this.pageId = this.page.id;
-			this.title = this.page.title;
-			this.name = this.page.name;
-			this.currentName = this.page.name;
-			this.summary = this.page.summary;
-			this.font = this.page.font;
-			this.script = this.page.script;
-			this.hideTitleWhenPinned = this.page.hideTitleWhenPinned;
-			this.alignCenter = this.page.alignCenter;
-			this.content = this.page.content;
-			this.variables = this.page.variables;
-			this.eyeCatchingImageId = this.page.eyeCatchingImageId;
-		} else {
-			const id = uuid();
-			this.content = [{
-				id,
-				type: 'text',
-				text: 'Hello World!'
-			}];
-		}
-	},
-
-	methods: {
-		getSaveOptions() {
+function getSaveOptions() {
 	return {
-				title: this.title.trim(),
-				name: this.name.trim(),
-				summary: this.summary,
-				font: this.font,
-				script: this.script,
-				hideTitleWhenPinned: this.hideTitleWhenPinned,
-				alignCenter: this.alignCenter,
-				content: this.content,
-				variables: this.variables,
-				eyeCatchingImageId: this.eyeCatchingImageId,
+		title: tatitle.trim(),
+		name: taname.trim(),
+		summary: tasummary,
+		font: tafont,
+		script: tascript,
+		hideTitleWhenPinned: tahideTitleWhenPinned,
+		alignCenter: taalignCenter,
+		content: tacontent,
+		variables: tavariables,
+		eyeCatchingImageId: taeyeCatchingImageId,
 	};
-		},
+}
 
-		save() {
-			const options = this.getSaveOptions();
+function save() {
+	const options = tagetSaveOptions();
 
 	const onError = err => {
 		if (err.id == '3d81ceae-475f-4600-b2a8-2bc116157532') {
 			if (err.info.param == 'name') {
 				os.alert({
 					type: 'error',
-							title: this.$ts._pages.invalidNameTitle,
-							text: this.$ts._pages.invalidNameText
+					title: i18n.ts._pages.invalidNameTitle,
+					text: i18n.ts._pages.invalidNameText,
 				});
 			}
 		} else if (err.code == 'NAME_ALREADY_EXISTS') {
 			os.alert({
 				type: 'error',
-						text: this.$ts._pages.nameAlreadyExists
+				text: i18n.ts._pages.nameAlreadyExists,
 			});
 		}
 	};
 
-			if (this.pageId) {
-				options.pageId = this.pageId;
+	if (tapageId) {
+		options.pageId = tapageId;
 		os.api('pages/update', options)
 		.then(page => {
-					this.currentName = this.name.trim();
+			tacurrentName = taname.trim();
 			os.alert({
 				type: 'success',
-						text: this.$ts._pages.updated
+				text: i18n.ts._pages.updated,
 			});
 		}).catch(onError);
 	} else {
 		os.api('pages/create', options)
-				.then(page => {
-					this.pageId = page.id;
-					this.currentName = this.name.trim();
+		.then(created => {
+			tapageId = created.id;
+			tacurrentName = name.trim();
 			os.alert({
 				type: 'success',
-						text: this.$ts._pages.created
+				text: i18n.ts._pages.created,
 			});
-					this.$router.push(`/pages/edit/${this.pageId}`);
+			mainRouter.push(`/pages/edit/${pageId}`);
 		}).catch(onError);
 	}
-		},
+}
 
-		del() {
+function del() {
 	os.confirm({
 		type: 'warning',
-				text: this.$t('removeAreYouSure', { x: this.title.trim() }),
+		text: i18n.t('removeAreYouSure', { x: title.trim() }),
 	}).then(({ canceled }) => {
 		if (canceled) return;
 		os.api('pages/delete', {
-					pageId: this.pageId,
+			pageId: pageId,
 		}).then(() => {
 			os.alert({
 				type: 'success',
-						text: this.$ts._pages.deleted
+				text: i18n.ts._pages.deleted,
 			});
-					this.$router.push(`/pages`);
+			mainRouter.push('/pages');
 		});
 	});
-		},
+}
 
-		duplicate() {
-			this.title = this.title + ' - copy';
-			this.name = this.name + '-copy';
-			os.api('pages/create', this.getSaveOptions()).then(page => {
-				this.pageId = page.id;
-				this.currentName = this.name.trim();
+function duplicate() {
+	tatitle = tatitle + ' - copy';
+	taname = taname + '-copy';
+	os.api('pages/create', tagetSaveOptions()).then(created => {
+		tapageId = created.id;
+		tacurrentName = taname.trim();
 		os.alert({
 			type: 'success',
-					text: this.$ts._pages.created
+			text: i18n.ts._pages.created,
 		});
-				this.$router.push(`/pages/edit/${this.pageId}`);
+		mainRouter.push(`/pages/edit/${pageId}`);
 	});
-		},
+}
 
-		async add() {
+async function add() {
 	const { canceled, result: type } = await os.select({
 		type: null,
-				title: this.$ts._pages.chooseBlock,
-				groupedItems: this.getPageBlockList()
+		title: i18n.ts._pages.chooseBlock,
+		groupedItems: tagetPageBlockList(),
 	});
 	if (canceled) return;
 
 	const id = uuid();
-			this.content.push({ id, type });
-		},
+	tacontent.push({ id, type });
+}
 
-		async addVariable() {
+async function addVariable() {
 	let { canceled, result: name } = await os.inputText({
-				title: this.$ts._pages.enterVariableName,
+		title: i18n.ts._pages.enterVariableName,
 	});
 	if (canceled) return;
 
 	name = name.trim();
 
-			if (this.hpml.isUsedName(name)) {
+	if (tahpml.isUsedName(name)) {
 		os.alert({
 			type: 'error',
-					text: this.$ts._pages.variableNameIsAlreadyUsed
+			text: i18n.ts._pages.variableNameIsAlreadyUsed,
 		});
 		return;
 	}
 
 	const id = uuid();
-			this.variables.push({ id, name, type: null });
-		},
+	tavariables.push({ id, name, type: null });
+}
 
-		removeVariable(v) {
-			this.variables = this.variables.filter(x => x.name !== v.name);
-		},
+function removeVariable(v) {
+	tavariables = tavariables.filter(x => x.name !== v.name);
+}
 
-		getPageBlockList() {
+function getPageBlockList() {
 	return [{
-				label: this.$ts._pages.contentBlocks,
+		label: i18n.ts._pages.contentBlocks,
 		items: [
-					{ value: 'section', text: this.$ts._pages.blocks.section },
-					{ value: 'text', text: this.$ts._pages.blocks.text },
-					{ value: 'image', text: this.$ts._pages.blocks.image },
-					{ value: 'textarea', text: this.$ts._pages.blocks.textarea },
-					{ value: 'note', text: this.$ts._pages.blocks.note },
-					{ value: 'canvas', text: this.$ts._pages.blocks.canvas },
-				]
+			{ value: 'section', text: i18n.ts._pages.blocks.section },
+			{ value: 'text', text: i18n.ts._pages.blocks.text },
+			{ value: 'image', text: i18n.ts._pages.blocks.image },
+			{ value: 'textarea', text: i18n.ts._pages.blocks.textarea },
+			{ value: 'note', text: i18n.ts._pages.blocks.note },
+			{ value: 'canvas', text: i18n.ts._pages.blocks.canvas },
+		],
 	}, {
-				label: this.$ts._pages.inputBlocks,
+		label: i18n.ts._pages.inputBlocks,
 		items: [
-					{ value: 'button', text: this.$ts._pages.blocks.button },
-					{ value: 'radioButton', text: this.$ts._pages.blocks.radioButton },
-					{ value: 'textInput', text: this.$ts._pages.blocks.textInput },
-					{ value: 'textareaInput', text: this.$ts._pages.blocks.textareaInput },
-					{ value: 'numberInput', text: this.$ts._pages.blocks.numberInput },
-					{ value: 'switch', text: this.$ts._pages.blocks.switch },
-					{ value: 'counter', text: this.$ts._pages.blocks.counter }
-				]
+			{ value: 'button', text: i18n.ts._pages.blocks.button },
+			{ value: 'radioButton', text: i18n.ts._pages.blocks.radioButton },
+			{ value: 'textInput', text: i18n.ts._pages.blocks.textInput },
+			{ value: 'textareaInput', text: i18n.ts._pages.blocks.textareaInput },
+			{ value: 'numberInput', text: i18n.ts._pages.blocks.numberInput },
+			{ value: 'switch', text: i18n.ts._pages.blocks.switch },
+			{ value: 'counter', text: i18n.ts._pages.blocks.counter },
+		],
 	}, {
-				label: this.$ts._pages.specialBlocks,
+		label: i18n.ts._pages.specialBlocks,
 		items: [
-					{ value: 'if', text: this.$ts._pages.blocks.if },
-					{ value: 'post', text: this.$ts._pages.blocks.post }
-				]
+			{ value: 'if', text: i18n.ts._pages.blocks.if },
+			{ value: 'post', text: i18n.ts._pages.blocks.post },
+		],
 	}];
-		},
+}
 
-		getScriptBlockList(type: string = null) {
+function getScriptBlockList(type: string = null) {
 	const list = [];
 
 	const blocks = blockDefs.filter(block => type === null || block.out === null || block.out === type || typeof block.out === 'number');
@@ -419,49 +315,136 @@ export default defineComponent({
 		if (category) {
 			category.items.push({
 				value: block.type,
-						text: this.$t(`_pages.script.blocks.${block.type}`)
+				text: i18n.t(`_pages.script.blocks.${block.type}`),
 			});
 		} else {
 			list.push({
 				category: block.category,
-						label: this.$t(`_pages.script.categories.${block.category}`),
+				label: i18n.t(`_pages.script.categories.${block.category}`),
 				items: [{
 					value: block.type,
-							text: this.$t(`_pages.script.blocks.${block.type}`)
-						}]
+					text: i18n.t(`_pages.script.blocks.${block.type}`),
+				}],
 			});
 		}
 	}
 
-			const userFns = this.variables.filter(x => x.type === 'fn');
+	const userFns = variables.filter(x => x.type === 'fn');
 	if (userFns.length > 0) {
 		list.unshift({
-					label: this.$t(`_pages.script.categories.fn`),
+			label: i18n.t('_pages.script.categories.fn'),
 			items: userFns.map(v => ({
 				value: 'fn:' + v.name,
-						text: v.name
-					}))
+				text: v.name,
+			})),
 		});
 	}
 
 	return list;
-		},
-
-		setEyeCatchingImage(e) {
-			selectFile(e.currentTarget ?? e.target, null).then(file => {
-				this.eyeCatchingImageId = file.id;
-			});
-		},
-
-		removeEyeCatchingImage() {
-			this.eyeCatchingImageId = null;
-		},
-
-		highlighter(code) {
-			return highlight(code, languages.js, 'javascript');
-		},
 }
+
+function setEyeCatchingImage(e) {
+	selectFile(e.currentTarget ?? e.target, null).then(file => {
+		eyeCatchingImageId = file.id;
 	});
+}
+
+function removeEyeCatchingImage() {
+	taeyeCatchingImageId = null;
+}
+
+function highlighter(code) {
+	return highlight(code, languages.js, 'javascript');
+}
+
+async function init() {
+	hpml = new HpmlTypeChecker();
+
+	watch($$(variables), () => {
+		hpml.variables = variables;
+	}, { deep: true });
+
+	watch($$(content), () => {
+		hpml.pageVars = collectPageVars(content);
+	}, { deep: true });
+
+	if (props.initPageId) {
+		page = await os.api('pages/show', {
+			pageId: props.initPageId,
+		});
+	} else if (props.initPageName && props.initUser) {
+		page = await os.api('pages/show', {
+			name: props.initPageName,
+			username: props.initUser,
+		});
+		readonly = true;
+	}
+
+	if (page) {
+		author = page.user;
+		pageId = page.id;
+		title = page.title;
+		name = page.name;
+		currentName = page.name;
+		summary = page.summary;
+		font = page.font;
+		script = page.script;
+		hideTitleWhenPinned = page.hideTitleWhenPinned;
+		alignCenter = page.alignCenter;
+		content = page.content;
+		variables = page.variables;
+		eyeCatchingImageId = page.eyeCatchingImageId;
+	} else {
+		const id = uuid();
+		content = [{
+			id,
+			type: 'text',
+			text: 'Hello World!',
+		}];
+	}
+}
+
+init();
+
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata(computed(() => {
+	let title = i18n.ts._pages.newPage;
+	if (props.initPageId) {
+		title = i18n.ts._pages.editPage;
+	}
+	else if (props.initPageName && props.initUser) {
+		title = i18n.ts._pages.readPage;
+	}
+	return {
+		title: title,
+		icon: 'fas fa-pencil-alt',
+		bg: 'var(--bg)',
+		tabs: [{
+			active: tab === 'settings',
+			title: i18n.ts._pages.pageSetting,
+			icon: 'fas fa-cog',
+			onClick: () => { tab = 'settings'; },
+		}, {
+			active: tab === 'contents',
+			title: i18n.ts._pages.contents,
+			icon: 'fas fa-sticky-note',
+			onClick: () => { tab = 'contents'; },
+		}, {
+			active: tab === 'variables',
+			title: i18n.ts._pages.variables,
+			icon: 'fas fa-magic',
+			onClick: () => { tab = 'variables'; },
+		}, {
+			active: tab === 'script',
+			title: i18n.ts.script,
+			icon: 'fas fa-code',
+			onClick: () => { tab = 'script'; },
+		}],
+	};
+}));
 </script>
 
 <style lang="scss" scoped>

packages/client/src/pages/page.vue

@@ -1,4 +1,5 @@
-<template>
+<template><MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 		<MkSpacer :content-max="700">
 	<transition :name="$store.state.animation ? 'fade' : ''" mode="out-in">
 		<div v-if="page" :key="page.id" v-size="{ max: [450] }" class="xcukqgmh">
@@ -56,138 +57,108 @@
 		<MkError v-else-if="error" @retry="fetch()"/>
 		<MkLoading v-else/>
 	</transition>
-</MkSpacer>
+</MkSpacer></MkStickyContainer>
 </template>
 
-<script lang="ts">
-import { computed, defineComponent } from 'vue';
+<script lang="ts" setup>
+import { computed, watch } from 'vue';
 import XPage from '@/components/page/page.vue';
 import MkButton from '@/components/ui/button.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { url } from '@/config';
 import MkFollowButton from '@/components/follow-button.vue';
 import MkContainer from '@/components/ui/container.vue';
 import MkPagination from '@/components/ui/pagination.vue';
 import MkPagePreview from '@/components/page-preview.vue';
+import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
-export default defineComponent({
-	components: {
-		XPage,
-		MkButton,
-		MkFollowButton,
-		MkContainer,
-		MkPagination,
-		MkPagePreview,
-	},
+const props = defineProps<{
+	pageName: string;
+	username: string;
+}>();
 
-	props: {
-		pageName: {
-			type: String,
-			required: true
-		},
-		username: {
-			type: String,
-			required: true
-		},
-	},
-
-	data() {
-		return {
-			[symbols.PAGE_INFO]: computed(() => this.page ? {
-				title: computed(() => this.page.title || this.page.name),
-				avatar: this.page.user,
-				path: `/@${this.page.user.username}/pages/${this.page.name}`,
-				share: {
-					title: this.page.title || this.page.name,
-					text: this.page.summary,
-				},
-			} : null),
-			page: null,
-			error: null,
-			otherPostsPagination: {
+let page = $ref(null);
+let error = $ref(null);
+const otherPostsPagination = {
 	endpoint: 'users/pages' as const,
 	limit: 6,
 	params: computed(() => ({
-					userId: this.page.user.id
+		userId: page.user.id,
 	})),
-			},
 };
-	},
+const path = $computed(() => props.username + '/' + props.pageName);
 
-	computed: {
-		path(): string {
-			return this.username + '/' + this.pageName;
-		}
-	},
-
-	watch: {
-		path() {
-			this.fetch();
-		}
-	},
-
-	created() {
-		this.fetch();
-	},
-
-	methods: {
-		fetch() {
-			this.page = null;
+function fetchPage() {
+	page = null;
 	os.api('pages/show', {
-				name: this.pageName,
-				username: this.username,
-			}).then(page => {
-				this.page = page;
+		name: props.pageName,
+		username: props.username,
+	}).then(_page => {
+		page = _page;
 	}).catch(err => {
-				this.error = err;
+		error = err;
 	});
-		},
+}
 
-		share() {
+function share() {
 	navigator.share({
-				title: this.page.title || this.page.name,
-				text: this.page.summary,
-				url: `${url}/@${this.page.user.username}/pages/${this.page.name}`
+		title: page.title ?? page.name,
+		text: page.summary,
+		url: `${url}/@${page.user.username}/pages/${page.name}`,
 	});
-		},
+}
 
-		shareWithNote() {
+function shareWithNote() {
 	os.post({
-				initialText: `${this.page.title || this.page.name} ${url}/@${this.page.user.username}/pages/${this.page.name}`
+		initialText: `${page.title || page.name} ${url}/@${page.user.username}/pages/${page.name}`,
 	});
-		},
+}
 
-		like() {
+function like() {
 	os.apiWithDialog('pages/like', {
-				pageId: this.page.id,
+		pageId: page.id,
 	}).then(() => {
-				this.page.isLiked = true;
-				this.page.likedCount++;
+		page.isLiked = true;
+		page.likedCount++;
 	});
-		},
+}
 
-		async unlike() {
+async function unlike() {
 	const confirm = await os.confirm({
 		type: 'warning',
-				text: this.$ts.unlikeConfirm,
+		text: i18n.ts.unlikeConfirm,
 	});
 	if (confirm.canceled) return;
 	os.apiWithDialog('pages/unlike', {
-				pageId: this.page.id,
+		pageId: page.id,
 	}).then(() => {
-				this.page.isLiked = false;
-				this.page.likedCount--;
+		page.isLiked = false;
+		page.likedCount--;
 	});
-		},
+}
 
-		pin(pin) {
+function pin(pin) {
 	os.apiWithDialog('i/update', {
-				pinnedPageId: pin ? this.page.id : null,
+		pinnedPageId: pin ? page.id : null,
 	});
 }
-	}
-});
+
+watch(() => path, fetchPage, { immediate: true });
+
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata(computed(() => page ? {
+	title: computed(() => page.title || page.name),
+	avatar: page.user,
+	path: `/@${page.user.username}/pages/${page.name}`,
+	share: {
+		title: page.title || page.name,
+		text: page.summary,
+	},
+} : null));
 </script>
 
 <style lang="scss" scoped>

packages/client/src/pages/pages.vue

@@ -1,4 +1,6 @@
 <template>
+<MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<MkSpacer :content-max="700">
 		<div v-if="tab === 'featured'" class="rknalgpo">
 			<MkPagination v-slot="{items}" :pagination="featuredPagesPagination">
@@ -19,68 +21,67 @@
 			</MkPagination>
 		</div>
 	</MkSpacer>
+</MkStickyContainer>
 </template>
 
-<script lang="ts">
-import { computed, defineComponent } from 'vue';
+<script lang="ts" setup>
+import { computed, inject } from 'vue';
 import MkPagePreview from '@/components/page-preview.vue';
 import MkPagination from '@/components/ui/pagination.vue';
 import MkButton from '@/components/ui/button.vue';
-import * as symbols from '@/symbols';
+import { useRouter } from '@/router';
+import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
-export default defineComponent({
-	components: {
-		MkPagePreview, MkPagination, MkButton
-	},
-	data() {
-		return {
-			[symbols.PAGE_INFO]: computed(() => ({
-				title: this.$ts.pages,
-				icon: 'fas fa-sticky-note',
-				bg: 'var(--bg)',
-				actions: [{
-					icon: 'fas fa-plus',
-					text: this.$ts.create,
-					handler: this.create,
-				}],
-				tabs: [{
-					active: this.tab === 'featured',
-					title: this.$ts._pages.featured,
-					icon: 'fas fa-fire-alt',
-					onClick: () => { this.tab = 'featured'; },
-				}, {
-					active: this.tab === 'my',
-					title: this.$ts._pages.my,
-					icon: 'fas fa-edit',
-					onClick: () => { this.tab = 'my'; },
-				}, {
-					active: this.tab === 'liked',
-					title: this.$ts._pages.liked,
-					icon: 'fas fa-heart',
-					onClick: () => { this.tab = 'liked'; },
-				},]
-			})),
-			tab: 'featured',
-			featuredPagesPagination: {
+const router = useRouter();
+
+let tab = $ref('featured');
+
+const featuredPagesPagination = {
 	endpoint: 'pages/featured' as const,
 	noPaging: true,
-			},
-			myPagesPagination: {
+};
+const myPagesPagination = {
 	endpoint: 'i/pages' as const,
 	limit: 5,
-			},
-			likedPagesPagination: {
+};
+const likedPagesPagination = {
 	endpoint: 'i/page-likes' as const,
 	limit: 5,
-			},
 };
-	},
-	methods: {
-		create() {
-			this.$router.push(`/pages/new`);
+
+function create() {
+	router.push('/pages/new');
 }
-	}
-});
+
+const headerActions = $computed(() => [{
+	icon: 'fas fa-plus',
+	text: i18n.ts.create,
+	handler: create,
+}]);
+
+const headerTabs = $computed(() => [{
+	active: tab === 'featured',
+	title: i18n.ts._pages.featured,
+	icon: 'fas fa-fire-alt',
+	onClick: () => { tab = 'featured'; },
+}, {
+	active: tab === 'my',
+	title: i18n.ts._pages.my,
+	icon: 'fas fa-edit',
+	onClick: () => { tab = 'my'; },
+}, {
+	active: tab === 'liked',
+	title: i18n.ts._pages.liked,
+	icon: 'fas fa-heart',
+	onClick: () => { tab = 'liked'; },
+}]);
+
+definePageMetadata(computed(() => ({
+	title: i18n.ts.pages,
+	icon: 'fas fa-sticky-note',
+	bg: 'var(--bg)',
+})));
 </script>
 
 <style lang="scss" scoped>

packages/client/src/pages/preview.vue

@@ -7,16 +7,18 @@
 <script lang="ts" setup>
 import { computed } from 'vue';
 import MkSample from '@/components/sample.vue';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
-defineExpose({
-	[symbols.PAGE_INFO]: computed(() => ({
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata(computed(() => ({
 	title: i18n.ts.preview,
 	icon: 'fas fa-eye',
 	bg: 'var(--bg)',
-	})),
-});
+})));
 </script>
 
 <style lang="scss" scoped>

packages/client/src/pages/reset-password.vue

@@ -1,4 +1,6 @@
 <template>
+<MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<MkSpacer v-if="token" :content-max="700" :margin-min="16" :margin-max="32">
 		<div class="_formRoot">
 			<FormInput v-model="password" type="password" class="_formBlock">
@@ -9,6 +11,7 @@
 			<FormButton primary class="_formBlock" @click="save">{{ i18n.ts.save }}</FormButton>
 		</div>
 	</MkSpacer>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
@@ -16,9 +19,9 @@ import { defineAsyncComponent, onMounted } from 'vue';
 import FormInput from '@/components/form/input.vue';
 import FormButton from '@/components/ui/button.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
-import { router } from '@/router';
+import { mainRouter } from '@/router';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const props = defineProps<{
 	token?: string;
@@ -31,22 +34,24 @@ async function save() {
 		token: props.token,
 		password: password,
 	});
-	router.push('/');
+	mainRouter.push('/');
 }
 
 onMounted(() => {
 	if (props.token == null) {
 		os.popup(defineAsyncComponent(() => import('@/components/forgot-password.vue')), {}, {}, 'closed');
-		router.push('/');
+		mainRouter.push('/');
 	}
 });
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.resetPassword,
 	icon: 'fas fa-lock',
 	bg: 'var(--bg)',
-	},
 });
 </script>
 

packages/client/src/pages/scratchpad.vue

@@ -19,7 +19,7 @@
 </template>
 
 <script lang="ts" setup>
-import { defineExpose, ref, watch } from 'vue';
+import { ref, watch } from 'vue';
 import 'prismjs';
 import { highlight, languages } from 'prismjs/components/prism-core';
 import 'prismjs/components/prism-clike';
@@ -32,9 +32,9 @@ import MkContainer from '@/components/ui/container.vue';
 import MkButton from '@/components/ui/button.vue';
 import { createAiScriptEnv } from '@/scripts/aiscript/api';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { $i } from '@/account';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const code = ref('');
 const logs = ref<any[]>([]);
@@ -67,7 +67,7 @@ async function run() {
 			logs.value.push({
 				id: Math.random(),
 				text: value.type === 'str' ? value.value : utils.valToString(value),
-				print: true
+				print: true,
 			});
 		},
 		log: (type, params) => {
@@ -75,11 +75,11 @@ async function run() {
 				case 'end': logs.value.push({
 					id: Math.random(),
 					text: utils.valToString(params.val, true),
-					print: false
+					print: false,
 				}); break;
 				default: break;
 			}
-		}
+		},
 	});
 
 	let ast;
@@ -88,7 +88,7 @@ async function run() {
 	} catch (error) {
 		os.alert({
 			type: 'error',
-			text: 'Syntax error :('
+			text: 'Syntax error :(',
 		});
 		return;
 	}
@@ -97,7 +97,7 @@ async function run() {
 	} catch (error: any) {
 		os.alert({
 			type: 'error',
-			text: error.message
+			text: error.message,
 		});
 	}
 }
@@ -106,11 +106,13 @@ function highlighter(code) {
 	return highlight(code, languages.js, 'javascript');
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.scratchpad,
 	icon: 'fas fa-terminal',
-	},
 });
 </script>
 

packages/client/src/pages/search.vue

@@ -1,16 +1,17 @@
 <template>
-<div class="_section">
-	<div class="_content">
+<MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
+	<MkSpacer :content-max="800">
 		<XNotes ref="notes" :pagination="pagination"/>
-	</div>
-</div>
+	</MkSpacer>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
 import { computed } from 'vue';
 import XNotes from '@/components/notes.vue';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const props = defineProps<{
 	query: string;
@@ -23,14 +24,16 @@ const pagination = {
 	params: computed(() => ({
 		query: props.query,
 		channelId: props.channel,
-	}))
+	})),
 };
 
-defineExpose({
-	[symbols.PAGE_INFO]: computed(() => ({
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata(computed(() => ({
 	title: i18n.t('searchWith', { q: props.query }),
 	icon: 'fas fa-search',
 	bg: 'var(--bg)',
-	})),
-});
+})));
 </script>

packages/client/src/pages/settings/account-info.vue

@@ -127,30 +127,32 @@
 </template>
 
 <script lang="ts" setup>
-import { defineExpose, onMounted, ref } from 'vue';
+import { onMounted, ref } from 'vue';
 import FormSection from '@/components/form/section.vue';
 import MkKeyValue from '@/components/key-value.vue';
 import * as os from '@/os';
 import number from '@/filters/number';
 import bytes from '@/filters/bytes';
-import * as symbols from '@/symbols';
 import { $i } from '@/account';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const stats = ref<any>({});
 
 onMounted(() => {
 	os.api('users/stats', {
-		userId: $i!.id
+		userId: $i!.id,
 	}).then(response => {
 		stats.value = response;
 	});
 });
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.accountInfo,
-		icon: 'fas fa-info-circle'
-	}
+	icon: 'fas fa-info-circle',
 });
 </script>

packages/client/src/pages/settings/accounts.vue

@@ -21,13 +21,13 @@
 </template>
 
 <script lang="ts" setup>
-import { defineAsyncComponent, defineExpose, ref } from 'vue';
+import { defineAsyncComponent, ref } from 'vue';
 import FormSuspense from '@/components/form/suspense.vue';
 import FormButton from '@/components/ui/button.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
-import { getAccounts, addAccount as addAccounts, login, $i } from '@/account';
+import { getAccounts, addAccount as addAccounts, removeAccount as _removeAccount, login, $i } from '@/account';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const storedAccounts = ref<any>(null);
 const accounts = ref<any>(null);
@@ -39,7 +39,7 @@ const init = async () => {
 		console.log(storedAccounts.value);
 
 		return os.api('users/show', {
-			userIds: storedAccounts.value.map(x => x.id)
+			userIds: storedAccounts.value.map(x => x.id),
 		});
 	}).then(response => {
 		accounts.value = response;
@@ -70,6 +70,10 @@ function addAccount(ev) {
 	}], ev.currentTarget ?? ev.target);
 }
 
+function removeAccount(account) {
+	_removeAccount(account.id);
+}
+
 function addExistingAccount() {
 	os.popup(defineAsyncComponent(() => import('@/components/signin-dialog.vue')), {}, {
 		done: res => {
@@ -98,12 +102,14 @@ function switchAccountWithToken(token: string) {
 	login(token);
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.accounts,
 	icon: 'fas fa-users',
 	bg: 'var(--bg)',
-	}
 });
 </script>
 

packages/client/src/pages/settings/api.vue

@@ -7,12 +7,12 @@
 </template>
 
 <script lang="ts" setup>
-import { defineAsyncComponent, defineExpose, ref } from 'vue';
+import { defineAsyncComponent, ref } from 'vue';
 import FormLink from '@/components/form/link.vue';
 import FormButton from '@/components/ui/button.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const isDesktop = ref(window.innerWidth >= 1100);
 
@@ -29,17 +29,19 @@ function generateToken() {
 			os.alert({
 				type: 'success',
 				title: i18n.ts.token,
-				text: token
+				text: token,
 			});
 		},
 	}, 'closed');
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: 'API',
 	icon: 'fas fa-key',
 	bg: 'var(--bg)',
-	}
 });
 </script>

packages/client/src/pages/settings/apps.vue

@@ -7,7 +7,7 @@
 				<div>{{ i18n.ts.nothing }}</div>
 			</div>
 		</template>
-		<template v-slot="{items}">
+		<template #default="{items}">
 			<div v-for="token in items" :key="token.id" class="_panel bfomjevm">
 				<img v-if="token.iconUrl" class="icon" :src="token.iconUrl" alt=""/>
 				<div class="body">
@@ -38,11 +38,11 @@
 </template>
 
 <script lang="ts" setup>
-import { defineExpose, ref } from 'vue';
+import { ref } from 'vue';
 import FormPagination from '@/components/ui/pagination.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const list = ref<any>(null);
 
@@ -50,8 +50,8 @@ const pagination = {
 	endpoint: 'i/apps' as const,
 	limit: 100,
 	params: {
-		sort: '+lastUsedAt'
-	}
+		sort: '+lastUsedAt',
+	},
 };
 
 function revoke(token) {
@@ -60,12 +60,14 @@ function revoke(token) {
 	});
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.installedApps,
 	icon: 'fas fa-plug',
 	bg: 'var(--bg)',
-	}
 });
 </script>
 

packages/client/src/pages/settings/custom-css.vue

@@ -9,13 +9,13 @@
 </template>
 
 <script lang="ts" setup>
-import { defineExpose, ref, watch } from 'vue';
+import { ref, watch } from 'vue';
 import FormTextarea from '@/components/form/textarea.vue';
 import FormInfo from '@/components/ui/info.vue';
 import * as os from '@/os';
 import { unisonReload } from '@/scripts/unison-reload';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const localCustomCss = ref(localStorage.getItem('customCss') ?? '');
 
@@ -35,11 +35,13 @@ watch(localCustomCss, async () => {
 	await apply();
 });
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.customCss,
 	icon: 'fas fa-code',
 	bg: 'var(--bg)',
-	}
 });
 </script>

packages/client/src/pages/settings/deck.vue

@@ -30,7 +30,7 @@
 </template>
 
 <script lang="ts" setup>
-import { computed, defineExpose, watch } from 'vue';
+import { computed, watch } from 'vue';
 import FormSwitch from '@/components/form/switch.vue';
 import FormLink from '@/components/form/link.vue';
 import FormRadios from '@/components/form/radios.vue';
@@ -39,8 +39,8 @@ import FormGroup from '@/components/form/group.vue';
 import { deckStore } from '@/ui/deck/deck-store';
 import * as os from '@/os';
 import { unisonReload } from '@/scripts/unison-reload';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const navWindow = computed(deckStore.makeGetterSetter('navWindow'));
 const alwaysShowMainColumn = computed(deckStore.makeGetterSetter('alwaysShowMainColumn'));
@@ -62,7 +62,7 @@ watch(navWindow, async () => {
 async function setProfile() {
 	const { canceled, result: name } = await os.inputText({
 		title: i18n.ts._deck.profile,
-		allowEmpty: false
+		allowEmpty: false,
 	});
 	if (canceled) return;
 	
@@ -70,11 +70,13 @@ async function setProfile() {
 	unisonReload();
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.deck,
 	icon: 'fas fa-columns',
 	bg: 'var(--bg)',
-	}
 });
 </script>

packages/client/src/pages/settings/delete-account.vue

@@ -8,13 +8,12 @@
 </template>
 
 <script lang="ts" setup>
-import { defineExpose } from 'vue';
 import FormInfo from '@/components/ui/info.vue';
 import FormButton from '@/components/ui/button.vue';
 import * as os from '@/os';
 import { signout } from '@/account';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 async function deleteAccount() {
 	{
@@ -27,12 +26,12 @@ async function deleteAccount() {
 
 	const { canceled, result: password } = await os.inputText({
 		title: i18n.ts.password,
-		type: 'password'
+		type: 'password',
 	});
 	if (canceled) return;
 
 	await os.apiWithDialog('i/delete-account', {
-		password: password
+		password: password,
 	});
 
 	await os.alert({
@@ -42,11 +41,13 @@ async function deleteAccount() {
 	await signout();
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts._accountDelete.accountDelete,
 	icon: 'fas fa-exclamation-triangle',
 	bg: 'var(--bg)',
-	}
 });
 </script>

packages/client/src/pages/settings/drive.vue

@@ -34,7 +34,7 @@
 </template>
 
 <script lang="ts" setup>
-import { computed, defineExpose, ref } from 'vue';
+import { computed, ref } from 'vue';
 import tinycolor from 'tinycolor2';
 import FormLink from '@/components/form/link.vue';
 import FormSwitch from '@/components/form/switch.vue';
@@ -43,10 +43,10 @@ import MkKeyValue from '@/components/key-value.vue';
 import FormSplit from '@/components/form/split.vue';
 import * as os from '@/os';
 import bytes from '@/filters/bytes';
-import * as symbols from '@/symbols';
 import { defaultStore } from '@/store';
 import MkChart from '@/components/chart.vue';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const fetching = ref(true);
 const usage = ref<any>(null);
@@ -59,8 +59,8 @@ const meterStyle = computed(() => {
 		background: tinycolor({
 			h: 180 - (usage.value / capacity.value * 180),
 			s: 0.7,
-			l: 0.5
-		})
+			l: 0.5,
+		}),
 	};
 });
 
@@ -74,7 +74,7 @@ os.api('drive').then(info => {
 
 if (defaultStore.state.uploadFolder) {
 	os.api('drive/folders/show', {
-		folderId: defaultStore.state.uploadFolder
+		folderId: defaultStore.state.uploadFolder,
 	}).then(response => {
 		uploadFolder.value = response;
 	});
@@ -86,7 +86,7 @@ function chooseUploadFolder() {
 		os.success();
 		if (defaultStore.state.uploadFolder) {
 			uploadFolder.value = await os.api('drive/folders/show', {
-				folderId: defaultStore.state.uploadFolder
+				folderId: defaultStore.state.uploadFolder,
 			});
 		} else {
 			uploadFolder.value = null;
@@ -94,12 +94,14 @@ function chooseUploadFolder() {
 	});
 }
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.drive,
 	icon: 'fas fa-cloud',
 	bg: 'var(--bg)',
-	}
 });
 </script>
 

packages/client/src/pages/settings/email.vue

@@ -40,27 +40,27 @@
 </template>
 
 <script lang="ts" setup>
-import { defineExpose, onMounted, ref, watch } from 'vue';
+import { onMounted, ref, watch } from 'vue';
 import FormSection from '@/components/form/section.vue';
 import FormInput from '@/components/form/input.vue';
 import FormSwitch from '@/components/form/switch.vue';
 import * as os from '@/os';
-import * as symbols from '@/symbols';
 import { $i } from '@/account';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const emailAddress = ref($i!.email);
 
 const onChangeReceiveAnnouncementEmail = (v) => {
 	os.api('i/update', {
-		receiveAnnouncementEmail: v
+		receiveAnnouncementEmail: v,
 	});
 };
 
 const saveEmailAddress = () => {
 	os.inputText({
 		title: i18n.ts.password,
-		type: 'password'
+		type: 'password',
 	}).then(({ canceled, result: password }) => {
 		if (canceled) return;
 		os.apiWithDialog('i/update-email', {
@@ -86,7 +86,7 @@ const saveNotificationSettings = () => {
 			...[emailNotification_follow.value ? 'follow' : null],
 			...[emailNotification_receiveFollowRequest.value ? 'receiveFollowRequest' : null],
 			...[emailNotification_groupInvited.value ? 'groupInvited' : null],
-		].filter(x => x != null)
+		].filter(x => x != null),
 	});
 };
 
@@ -100,11 +100,13 @@ onMounted(() => {
 	});
 });
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.email,
 	icon: 'fas fa-envelope',
 	bg: 'var(--bg)',
-	}
 });
 </script>

packages/client/src/pages/settings/general.vue

@@ -48,7 +48,8 @@
 		<FormSwitch v-model="disableShowingAnimatedImages" class="_formBlock">{{ i18n.ts.disableShowingAnimatedImages }}</FormSwitch>
 		<FormSwitch v-model="squareAvatars" class="_formBlock">{{ i18n.ts.squareAvatars }}</FormSwitch>
 		<FormSwitch v-model="useSystemFont" class="_formBlock">{{ i18n.ts.useSystemFont }}</FormSwitch>
-		<FormSwitch v-model="useOsNativeEmojis" class="_formBlock">{{ i18n.ts.useOsNativeEmojis }}
+		<FormSwitch v-model="useOsNativeEmojis" class="_formBlock">
+			{{ i18n.ts.useOsNativeEmojis }}
 			<div><Mfm :key="useOsNativeEmojis" text="🍮🍦🍭🍩🍰🍫🍬🥞🍪"/></div>
 		</FormSwitch>
 		<FormSwitch v-model="disableDrawer" class="_formBlock">{{ i18n.ts.disableDrawer }}</FormSwitch>
@@ -92,7 +93,7 @@
 </template>
 
 <script lang="ts" setup>
-import { computed, defineExpose, ref, watch } from 'vue';
+import { computed, ref, watch } from 'vue';
 import FormSwitch from '@/components/form/switch.vue';
 import FormSelect from '@/components/form/select.vue';
 import FormRadios from '@/components/form/radios.vue';
@@ -104,8 +105,8 @@ import { langs } from '@/config';
 import { defaultStore } from '@/store';
 import * as os from '@/os';
 import { unisonReload } from '@/scripts/unison-reload';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const lang = ref(localStorage.getItem('lang'));
 const fontSize = ref(localStorage.getItem('fontSize'));
@@ -173,16 +174,18 @@ watch([
 	aiChanMode,
 	showGapBetweenNotesInTimeline,
 	instanceTicker,
-	overridedDeviceKind
+	overridedDeviceKind,
 ], async () => {
 	await reloadAsk();
 });
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.general,
 	icon: 'fas fa-cogs',
-		bg: 'var(--bg)'
-	}
+	bg: 'var(--bg)',
 });
 </script>

packages/client/src/pages/settings/import-export.vue

@@ -38,15 +38,15 @@
 </template>
 
 <script lang="ts" setup>
-import { defineExpose, ref } from 'vue';
+import { ref } from 'vue';
 import MkButton from '@/components/ui/button.vue';
 import FormSection from '@/components/form/section.vue';
 import FormGroup from '@/components/form/group.vue';
 import FormSwitch from '@/components/form/switch.vue';
 import * as os from '@/os';
 import { selectFile } from '@/scripts/select-file';
-import * as symbols from '@/symbols';
 import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const excludeMutingUsers = ref(false);
 const excludeInactiveUsers = ref(false);
@@ -116,12 +116,14 @@ const importBlocking = async (ev) => {
 	os.api('i/import-blocking', { fileId: file.id }).then(onImportSuccess).catch(onError);
 };
 
-defineExpose({
-	[symbols.PAGE_INFO]: {
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
 	title: i18n.ts.importAndExport,
 	icon: 'fas fa-boxes',
 	bg: 'var(--bg)',
-	}
 });
 </script>
 

packages/client/src/pages/settings/index.vue

@@ -1,13 +1,8 @@
 <template>
+<MkStickyContainer>
+	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<MkSpacer :content-max="900" :margin-min="20" :margin-max="32">
 		<div ref="el" class="vvcocwet" :class="{ wide: !narrow }">
-		<div class="header">
-			<div class="title">
-				<MkA v-if="narrow" to="/settings">{{ $ts.settings }}</MkA>
-				<template v-else>{{ $ts.settings }}</template>
-			</div>
-			<div v-if="childInfo" class="subtitle">{{ childInfo.title }}</div>
-		</div>
 			<div class="body">
 				<div v-if="!narrow || initialPage == null" class="nav">
 					<div class="baaadecd">
@@ -17,30 +12,31 @@
 				</div>
 				<div v-if="!(narrow && initialPage == null)" class="main">
 					<div class="bkzroven">
-					<component :is="component" :ref="el => pageChanged(el)" :key="initialPage" v-bind="pageProps"/>
+						<component :is="component" :key="initialPage" v-bind="pageProps"/>
 					</div>
 				</div>
 			</div>
 		</div>
 	</MkSpacer>
+</mkstickycontainer>
 </template>
 
 <script setup lang="ts">
-import { computed, defineAsyncComponent, nextTick, onMounted, onUnmounted, ref, watch } from 'vue';
+import { computed, defineAsyncComponent, inject, nextTick, onMounted, onUnmounted, provide, ref, watch } from 'vue';
 import { i18n } from '@/i18n';
 import MkInfo from '@/components/ui/info.vue';
 import MkSuperMenu from '@/components/ui/super-menu.vue';
 import { scroll } from '@/scripts/scroll';
-import { signout } from '@/account';
+import { signout , $i } from '@/account';
 import { unisonReload } from '@/scripts/unison-reload';
-import * as symbols from '@/symbols';
 import { instance } from '@/instance';
-import { $i } from '@/account';
-import { MisskeyNavigator } from '@/scripts/navigate';
+import { useRouter } from '@/router';
+import { definePageMetadata, provideMetadataReceiver, setPageMetadata } from '@/scripts/page-metadata';
 
-const props = defineProps<{
-  initialPage?: string
-}>();
+const props = withDefaults(defineProps<{
+  initialPage?: string;
+}>(), {
+});
 
 const indexInfo = {
 	title: i18n.ts.settings,
@@ -52,7 +48,7 @@ const INFO = ref(indexInfo);
 const el = ref<HTMLElement | null>(null);
 const childInfo = ref(null);
 
-const nav = new MisskeyNavigator();
+const router = useRouter();
 
 const narrow = ref(false);
 const NARROW_THRESHOLD = 600;
@@ -189,7 +185,7 @@ const menuDef = computed(() => [{
 			signout();
 		},
 		danger: true,
-	},],
+	}],
 }]);
 
 const pageProps = ref({});
@@ -242,7 +238,7 @@ watch(component, () => {
 
 watch(() => props.initialPage, () => {
 	if (props.initialPage == null && !narrow.value) {
-		nav.push('/settings/profile');
+		router.push('/settings/profile');
 	} else {
 		if (props.initialPage == null) {
 			INFO.value = indexInfo;
@@ -252,7 +248,7 @@ watch(() => props.initialPage, () => {
 
 watch(narrow, () => {
 	if (props.initialPage == null && !narrow.value) {
-		nav.push('/settings/profile');
+		router.push('/settings/profile');
 	}
 });
 
@@ -261,7 +257,7 @@ onMounted(() => {
 
 	narrow.value = el.value.offsetWidth < NARROW_THRESHOLD;
 	if (props.initialPage == null && !narrow.value) {
-		nav.push('/settings/profile');
+		router.push('/settings/profile');
 	}
 });
 
@@ -271,38 +267,23 @@ onUnmounted(() => {
 
 const emailNotConfigured = computed(() => instance.enableEmail && ($i.email == null || !$i.emailVerified));
 
-const pageChanged = (page) => {
-	if (page == null) {
+provideMetadataReceiver((info) => {
+	if (info == null) {
 		childInfo.value = null;
 	} else {
-		childInfo.value = page[symbols.PAGE_INFO];
+		childInfo.value = info;
 	}
-};
-
-defineExpose({
-	[symbols.PAGE_INFO]: INFO,
 });
+
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata(INFO);
 </script>
 
 <style lang="scss" scoped>
 .vvcocwet {
-	> .header {
-		display: flex;
-		margin-bottom: 24px;
-		font-size: 1.3em;
-		font-weight: bold;
-
-		> .title {
-			display: block;
-			width: 34%;
-		}
-
-		> .subtitle {
-			flex: 1;
-			min-width: 0;
-		}
-	}
-
 	> .body {
 		> .nav {
 			.baaadecd {