diff --git a/CHANGELOG.md b/CHANGELOG.md
index c478c83005..fc89b3d727 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@
 
 ### Client
 - Enhance: ドライブのファイル一覧で自動でもっと見るを利用可能に
+- Enhance: ウィジェットの表示設定をプレビューを見ながら行えるように
 - Fix: ドライブクリーナーでファイルを削除しても画面に反映されない問題を修正 #16061
 
 ### Server
diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index 1eea745e0c..01e5101255 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -1406,6 +1406,7 @@ youAreAdmin: "あなたは管理者です"
 frame: "フレーム"
 presets: "プリセット"
 zeroPadding: "ゼロ埋め"
+nothingToConfigure: "設定項目はありません"
 
 _imageEditing:
   _vars:
@@ -3418,7 +3419,6 @@ _imageEffector:
   title: "エフェクト"
   addEffect: "エフェクトを追加"
   discardChangesConfirm: "変更を破棄して終了しますか？"
-  nothingToConfigure: "設定項目はありません"
   failedToLoadImage: "画像の読み込みに失敗しました"
 
   _fxs:
diff --git a/packages/frontend/src/components/MkEmbedCodeGenDialog.vue b/packages/frontend/src/components/MkEmbedCodeGenDialog.vue
index 4f16149caa..9002669378 100644
--- a/packages/frontend/src/components/MkEmbedCodeGenDialog.vue
+++ b/packages/frontend/src/components/MkEmbedCodeGenDialog.vue
@@ -23,9 +23,8 @@ SPDX-License-Identifier: AGPL-3.0-only
 			:enterFromClass="$style.transition_x_enterFrom"
 			:leaveToClass="$style.transition_x_leaveTo"
 		>
-			<div v-if="phase === 'input'" key="input" :class="$style.embedCodeGenInputRoot">
-				<div :class="[$style.embedCodeGenPreviewRoot, prefer.s.animation ? $style.animatedBg : null]">
-					<MkLoading v-if="iframeLoading" :class="$style.embedCodeGenPreviewSpinner"/>
+			<MkPreviewWithControls v-if="phase === 'input'" key="input" :previewLoading="iframeLoading">
+				<template #preview>
 					<div :class="$style.embedCodeGenPreviewWrapper">
 						<div class="_acrylic" :class="$style.embedCodeGenPreviewTitle">{{ i18n.ts.preview }}</div>
 						<div ref="resizerRootEl" :class="$style.embedCodeGenPreviewResizerRoot" inert>
@@ -43,27 +42,29 @@ SPDX-License-Identifier: AGPL-3.0-only
 							</div>
 						</div>
 					</div>
-				</div>
-				<div :class="$style.embedCodeGenSettings" class="_gaps">
-					<MkInput v-if="isEmbedWithScrollbar" v-model="maxHeight" type="number" :min="0">
-						<template #label>{{ i18n.ts._embedCodeGen.maxHeight }}</template>
-						<template #suffix>px</template>
-						<template #caption>{{ i18n.ts._embedCodeGen.maxHeightDescription }}</template>
-					</MkInput>
-					<MkSelect v-model="colorMode" :items="colorModeDef">
-						<template #label>{{ i18n.ts.theme }}</template>
-					</MkSelect>
-					<MkSwitch v-if="isEmbedWithScrollbar" v-model="header">{{ i18n.ts._embedCodeGen.header }}</MkSwitch>
-					<MkSwitch v-model="rounded">{{ i18n.ts._embedCodeGen.rounded }}</MkSwitch>
-					<MkSwitch v-model="border">{{ i18n.ts._embedCodeGen.border }}</MkSwitch>
-					<MkInfo v-if="isEmbedWithScrollbar && (!maxHeight || maxHeight <= 0)" warn>{{ i18n.ts._embedCodeGen.maxHeightWarn }}</MkInfo>
-					<MkInfo v-if="typeof maxHeight === 'number' && (maxHeight <= 0 || maxHeight > 700)">{{ i18n.ts._embedCodeGen.previewIsNotActual }}</MkInfo>
-					<div class="_buttons">
-						<MkButton :disabled="iframeLoading" @click="applyToPreview">{{ i18n.ts._embedCodeGen.applyToPreview }}</MkButton>
-						<MkButton :disabled="iframeLoading" primary @click="generate">{{ i18n.ts._embedCodeGen.generateCode }} <i class="ti ti-arrow-right"></i></MkButton>
+				</template>
+				<template #controls>
+					<div class="_spacer _gaps">
+						<MkInput v-if="isEmbedWithScrollbar" v-model="maxHeight" type="number" :min="0">
+							<template #label>{{ i18n.ts._embedCodeGen.maxHeight }}</template>
+							<template #suffix>px</template>
+							<template #caption>{{ i18n.ts._embedCodeGen.maxHeightDescription }}</template>
+						</MkInput>
+						<MkSelect v-model="colorMode" :items="colorModeDef">
+							<template #label>{{ i18n.ts.theme }}</template>
+						</MkSelect>
+						<MkSwitch v-if="isEmbedWithScrollbar" v-model="header">{{ i18n.ts._embedCodeGen.header }}</MkSwitch>
+						<MkSwitch v-model="rounded">{{ i18n.ts._embedCodeGen.rounded }}</MkSwitch>
+						<MkSwitch v-model="border">{{ i18n.ts._embedCodeGen.border }}</MkSwitch>
+						<MkInfo v-if="isEmbedWithScrollbar && (!maxHeight || maxHeight <= 0)" warn>{{ i18n.ts._embedCodeGen.maxHeightWarn }}</MkInfo>
+						<MkInfo v-if="typeof maxHeight === 'number' && (maxHeight <= 0 || maxHeight > 700)">{{ i18n.ts._embedCodeGen.previewIsNotActual }}</MkInfo>
+						<div class="_buttons">
+							<MkButton :disabled="iframeLoading" @click="applyToPreview">{{ i18n.ts._embedCodeGen.applyToPreview }}</MkButton>
+							<MkButton :disabled="iframeLoading" primary @click="generate">{{ i18n.ts._embedCodeGen.generateCode }} <i class="ti ti-arrow-right"></i></MkButton>
+						</div>
 					</div>
-				</div>
-			</div>
+				</template>
+			</MkPreviewWithControls>
 			<div v-else-if="phase === 'result'" key="result" :class="$style.embedCodeGenResultRoot">
 				<div :class="$style.embedCodeGenResultWrapper" class="_gaps">
 					<div class="_gaps_s">
@@ -89,18 +90,17 @@ import { url } from '@@/js/config.js';
 import { embedRouteWithScrollbar } from '@@/js/embed-page.js';
 import type { EmbeddableEntity, EmbedParams } from '@@/js/embed-page.js';
 import MkModalWindow from '@/components/MkModalWindow.vue';
+import MkPreviewWithControls from '@/components/MkPreviewWithControls.vue';
 import MkInput from '@/components/MkInput.vue';
 import MkSelect from '@/components/MkSelect.vue';
 import MkSwitch from '@/components/MkSwitch.vue';
 import MkButton from '@/components/MkButton.vue';
 import MkCode from '@/components/MkCode.vue';
 import MkInfo from '@/components/MkInfo.vue';
-import * as os from '@/os.js';
 import { i18n } from '@/i18n.js';
 import { useMkSelect } from '@/composables/use-mkselect.js';
 import { copyToClipboard } from '@/utility/copy-to-clipboard.js';
 import { normalizeEmbedParams, getEmbedCode } from '@/utility/get-embed-code.js';
-import { prefer } from '@/preferences.js';
 
 const emit = defineEmits<{
 	(ev: 'ok'): void;
@@ -302,29 +302,6 @@ onUnmounted(() => {
 	height: 100%;
 }
 
-.embedCodeGenInputRoot {
-	height: 100%;
-	display: grid;
-	grid-template-columns: 1fr 400px;
-}
-
-.embedCodeGenPreviewRoot {
-	position: relative;
-	cursor: not-allowed;
-	background-color: var(--MI_THEME-bg);
-	background-image: linear-gradient(135deg, transparent 30%, var(--MI_THEME-panel) 30%, var(--MI_THEME-panel) 50%, transparent 50%, transparent 80%, var(--MI_THEME-panel) 80%, var(--MI_THEME-panel) 100%);
-	background-size: 20px 20px;
-}
-
-.animatedBg {
-	animation: bg 1.2s linear infinite;
-}
-
-@keyframes bg {
-	0% { background-position: 0 0; }
-	100% { background-position: -20px -20px; }
-}
-
 .embedCodeGenPreviewWrapper {
 	display: flex;
 	flex-direction: column;
@@ -372,11 +349,6 @@ onUnmounted(() => {
 	color-scheme: light dark;
 }
 
-.embedCodeGenSettings {
-	padding: 24px;
-	overflow-y: scroll;
-}
-
 .embedCodeGenResultRoot {
 	box-sizing: border-box;
 	padding: 24px;
@@ -417,11 +389,4 @@ onUnmounted(() => {
 .embedCodeGenResultButtons {
 	margin: 0 auto;
 }
-
-@container (max-width: 800px) {
-	.embedCodeGenInputRoot {
-		grid-template-columns: 1fr;
-		grid-template-rows: 1fr 1fr;
-	}
-}
 </style>
diff --git a/packages/frontend/src/components/MkFormDialog.file.vue b/packages/frontend/src/components/MkForm.file.vue
similarity index 100%
rename from packages/frontend/src/components/MkFormDialog.file.vue
rename to packages/frontend/src/components/MkForm.file.vue
diff --git a/packages/frontend/src/components/MkForm.vue b/packages/frontend/src/components/MkForm.vue
new file mode 100644
index 0000000000..750ffa77df
--- /dev/null
+++ b/packages/frontend/src/components/MkForm.vue
@@ -0,0 +1,84 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div v-if="Object.keys(form).filter(item => !form[item].hidden).length > 0" class="_gaps_m">
+	<template v-for="v, k in form">
+		<template v-if="typeof v.hidden == 'function' ? v.hidden(values) : v.hidden"></template>
+		<MkInput v-else-if="v.type === 'number'" v-model="values[k]" type="number" :step="v.step || 1">
+			<template #label><span v-text="v.label || k"></span><span v-if="v.required === false"> ({{ i18n.ts.optional }})</span></template>
+			<template v-if="v.description" #caption>{{ v.description }}</template>
+		</MkInput>
+		<MkInput v-else-if="v.type === 'string' && !v.multiline" v-model="values[k]" type="text" :mfmAutocomplete="v.treatAsMfm">
+			<template #label><span v-text="v.label || k"></span><span v-if="v.required === false"> ({{ i18n.ts.optional }})</span></template>
+			<template v-if="v.description" #caption>{{ v.description }}</template>
+		</MkInput>
+		<MkTextarea v-else-if="v.type === 'string' && v.multiline" v-model="values[k]" :mfmAutocomplete="v.treatAsMfm" :mfmPreview="v.treatAsMfm">
+			<template #label><span v-text="v.label || k"></span><span v-if="v.required === false"> ({{ i18n.ts.optional }})</span></template>
+			<template v-if="v.description" #caption>{{ v.description }}</template>
+		</MkTextarea>
+		<MkSwitch v-else-if="v.type === 'boolean'" v-model="values[k]">
+			<span v-text="v.label || k"></span>
+			<template v-if="v.description" #caption>{{ v.description }}</template>
+		</MkSwitch>
+		<MkSelect v-else-if="v.type === 'enum'" v-model="values[k]" :items="getMkSelectDef(v)">
+			<template #label><span v-text="v.label || k"></span><span v-if="v.required === false"> ({{ i18n.ts.optional }})</span></template>
+		</MkSelect>
+		<MkRadios v-else-if="v.type === 'radio'" v-model="values[k]">
+			<template #label><span v-text="v.label || k"></span><span v-if="v.required === false"> ({{ i18n.ts.optional }})</span></template>
+			<option v-for="option in v.options" :key="getRadioKey(option)" :value="option.value">{{ option.label }}</option>
+		</MkRadios>
+		<MkRange v-else-if="v.type === 'range'" v-model="values[k]" :min="v.min" :max="v.max" :step="v.step" :textConverter="v.textConverter">
+			<template #label><span v-text="v.label || k"></span><span v-if="v.required === false"> ({{ i18n.ts.optional }})</span></template>
+			<template v-if="v.description" #caption>{{ v.description }}</template>
+		</MkRange>
+		<MkButton v-else-if="v.type === 'button'" @click="v.action($event, values)">
+			<span v-text="v.content || k"></span>
+		</MkButton>
+		<XFile
+			v-else-if="v.type === 'drive-file'"
+			:fileId="v.defaultFileId"
+			:validate="async f => !v.validate || await v.validate(f)"
+			@update="f => values[k] = f"
+		/>
+	</template>
+</div>
+<MkResult v-else type="empty" :text="i18n.ts.nothingToConfigure"/>
+</template>
+
+<script lang="ts" setup>
+import XFile from '@/components/MkForm.file.vue';
+import MkInput from '@/components/MkInput.vue';
+import MkTextarea from '@/components/MkTextarea.vue';
+import MkSwitch from '@/components/MkSwitch.vue';
+import MkSelect from '@/components/MkSelect.vue';
+import MkRange from '@/components/MkRange.vue';
+import MkButton from '@/components/MkButton.vue';
+import MkRadios from '@/components/MkRadios.vue';
+import { i18n } from '@/i18n.js';
+import type { MkSelectItem } from '@/components/MkSelect.vue';
+import type { Form, EnumFormItem, RadioFormItem } from '@/utility/form.js';
+
+const props = defineProps<{
+	form: Form;
+}>();
+
+// TODO: ジェネリックにしたい
+const values = defineModel<Record<string, any>>({ required: true });
+
+function getMkSelectDef(def: EnumFormItem): MkSelectItem[] {
+	return def.enum.map((v) => {
+		if (typeof v === 'string') {
+			return { value: v, label: v };
+		} else {
+			return { value: v.value, label: v.label };
+		}
+	});
+}
+
+function getRadioKey(e: RadioFormItem['options'][number]) {
+	return typeof e.value === 'string' ? e.value : JSON.stringify(e.value);
+}
+</script>
diff --git a/packages/frontend/src/components/MkFormDialog.vue b/packages/frontend/src/components/MkFormDialog.vue
index 142ccb12a3..e598394ec4 100644
--- a/packages/frontend/src/components/MkFormDialog.vue
+++ b/packages/frontend/src/components/MkFormDialog.vue
@@ -20,66 +20,16 @@ SPDX-License-Identifier: AGPL-3.0-only
 	</template>
 
 	<div class="_spacer" style="--MI_SPACER-min: 20px; --MI_SPACER-max: 32px;">
-		<div v-if="Object.keys(form).filter(item => !form[item].hidden).length > 0" class="_gaps_m">
-			<template v-for="(v, k) in Object.fromEntries(Object.entries(form))">
-				<template v-if="typeof v.hidden == 'function' ? v.hidden(values) : v.hidden"></template>
-				<MkInput v-else-if="v.type === 'number'" v-model="values[k]" type="number" :step="v.step || 1">
-					<template #label><span v-text="v.label || k"></span><span v-if="v.required === false"> ({{ i18n.ts.optional }})</span></template>
-					<template v-if="v.description" #caption>{{ v.description }}</template>
-				</MkInput>
-				<MkInput v-else-if="v.type === 'string' && !v.multiline" v-model="values[k]" type="text" :mfmAutocomplete="v.treatAsMfm">
-					<template #label><span v-text="v.label || k"></span><span v-if="v.required === false"> ({{ i18n.ts.optional }})</span></template>
-					<template v-if="v.description" #caption>{{ v.description }}</template>
-				</MkInput>
-				<MkTextarea v-else-if="v.type === 'string' && v.multiline" v-model="values[k]" :mfmAutocomplete="v.treatAsMfm" :mfmPreview="v.treatAsMfm">
-					<template #label><span v-text="v.label || k"></span><span v-if="v.required === false"> ({{ i18n.ts.optional }})</span></template>
-					<template v-if="v.description" #caption>{{ v.description }}</template>
-				</MkTextarea>
-				<MkSwitch v-else-if="v.type === 'boolean'" v-model="values[k]">
-					<span v-text="v.label || k"></span>
-					<template v-if="v.description" #caption>{{ v.description }}</template>
-				</MkSwitch>
-				<MkSelect v-else-if="v.type === 'enum'" v-model="values[k]" :items="getMkSelectDef(v)">
-					<template #label><span v-text="v.label || k"></span><span v-if="v.required === false"> ({{ i18n.ts.optional }})</span></template>
-				</MkSelect>
-				<MkRadios v-else-if="v.type === 'radio'" v-model="values[k]">
-					<template #label><span v-text="v.label || k"></span><span v-if="v.required === false"> ({{ i18n.ts.optional }})</span></template>
-					<option v-for="option in v.options" :key="getRadioKey(option)" :value="option.value">{{ option.label }}</option>
-				</MkRadios>
-				<MkRange v-else-if="v.type === 'range'" v-model="values[k]" :min="v.min" :max="v.max" :step="v.step" :textConverter="v.textConverter">
-					<template #label><span v-text="v.label || k"></span><span v-if="v.required === false"> ({{ i18n.ts.optional }})</span></template>
-					<template v-if="v.description" #caption>{{ v.description }}</template>
-				</MkRange>
-				<MkButton v-else-if="v.type === 'button'" @click="v.action($event, values)">
-					<span v-text="v.content || k"></span>
-				</MkButton>
-				<XFile
-					v-else-if="v.type === 'drive-file'"
-					:fileId="v.defaultFileId"
-					:validate="async f => !v.validate || await v.validate(f)"
-					@update="f => values[k] = f"
-				/>
-			</template>
-		</div>
-		<MkResult v-else type="empty"/>
+		<MkForm v-model="values" :form="form"/>
 	</div>
 </MkModalWindow>
 </template>
 
 <script lang="ts" setup>
 import { reactive, useTemplateRef } from 'vue';
-import MkInput from './MkInput.vue';
-import MkTextarea from './MkTextarea.vue';
-import MkSwitch from './MkSwitch.vue';
-import MkSelect from './MkSelect.vue';
-import MkRange from './MkRange.vue';
-import MkButton from './MkButton.vue';
-import MkRadios from './MkRadios.vue';
-import XFile from './MkFormDialog.file.vue';
-import type { MkSelectItem } from '@/components/MkSelect.vue';
-import type { Form, EnumFormItem, RadioFormItem } from '@/utility/form.js';
+import type { Form } from '@/utility/form.js';
 import MkModalWindow from '@/components/MkModalWindow.vue';
-import { i18n } from '@/i18n.js';
+import MkForm from '@/components/MkForm.vue';
 
 const props = defineProps<{
 	title: string;
@@ -96,15 +46,18 @@ const emit = defineEmits<{
 }>();
 
 const dialog = useTemplateRef('dialog');
-const values = reactive({});
 
-for (const item in props.form) {
-	if ('default' in props.form[item]) {
-		values[item] = props.form[item].default ?? null;
-	} else {
-		values[item] = null;
+const values = reactive((() => {
+	const obj: Record<string, any> = {};
+	for (const item in props.form) {
+		if ('default' in props.form[item]) {
+			obj[item] = props.form[item].default ?? null;
+		} else {
+			obj[item] = null;
+		}
 	}
-}
+	return obj;
+})());
 
 function ok() {
 	emit('done', {
@@ -119,18 +72,4 @@ function cancel() {
 	});
 	dialog.value?.close();
 }
-
-function getMkSelectDef(def: EnumFormItem): MkSelectItem[] {
-	return def.enum.map((v) => {
-		if (typeof v === 'string') {
-			return { value: v, label: v };
-		} else {
-			return { value: v.value, label: v.label };
-		}
-	});
-}
-
-function getRadioKey(e: RadioFormItem['options'][number]) {
-	return typeof e.value === 'string' ? e.value : JSON.stringify(e.value);
-}
 </script>
diff --git a/packages/frontend/src/components/MkImageEffectorDialog.vue b/packages/frontend/src/components/MkImageEffectorDialog.vue
index 3d7801f925..01df7d7496 100644
--- a/packages/frontend/src/components/MkImageEffectorDialog.vue
+++ b/packages/frontend/src/components/MkImageEffectorDialog.vue
@@ -16,37 +16,36 @@ SPDX-License-Identifier: AGPL-3.0-only
 >
 	<template #header><i class="ti ti-sparkles"></i> {{ i18n.ts._imageEffector.title }}</template>
 
-	<div :class="$style.root">
-		<div :class="$style.container">
-			<div :class="[$style.preview, prefer.s.animation ? $style.animatedBg : null]">
-				<canvas ref="canvasEl" :class="$style.previewCanvas" @pointerdown.prevent.stop="onImagePointerdown"></canvas>
-				<div :class="$style.previewContainer">
-					<div class="_acrylic" :class="$style.previewTitle">{{ i18n.ts.preview }}</div>
-					<div class="_acrylic" :class="$style.editControls">
-						<button class="_button" :class="[$style.previewControlsButton, penMode != null ? $style.active : null]" @click="showPenMenu"><i class="ti ti-pencil"></i></button>
-					</div>
-					<div class="_acrylic" :class="$style.previewControls">
-						<button class="_button" :class="[$style.previewControlsButton, !enabled ? $style.active : null]" @click="enabled = false">Before</button>
-						<button class="_button" :class="[$style.previewControlsButton, enabled ? $style.active : null]" @click="enabled = true">After</button>
-					</div>
+	<MkPreviewWithControls>
+		<template #preview>
+			<canvas ref="canvasEl" :class="$style.previewCanvas" @pointerdown.prevent.stop="onImagePointerdown"></canvas>
+			<div :class="$style.previewContainer">
+				<div class="_acrylic" :class="$style.previewTitle">{{ i18n.ts.preview }}</div>
+				<div class="_acrylic" :class="$style.editControls">
+					<button class="_button" :class="[$style.previewControlsButton, penMode != null ? $style.active : null]" @click="showPenMenu"><i class="ti ti-pencil"></i></button>
+				</div>
+				<div class="_acrylic" :class="$style.previewControls">
+					<button class="_button" :class="[$style.previewControlsButton, !enabled ? $style.active : null]" @click="enabled = false">Before</button>
+					<button class="_button" :class="[$style.previewControlsButton, enabled ? $style.active : null]" @click="enabled = true">After</button>
 				</div>
 			</div>
-			<div :class="$style.controls">
-				<div class="_spacer _gaps">
-					<XLayer
-						v-for="(layer, i) in layers"
-						:key="layer.id"
-						v-model:layer="layers[i]"
-						@del="onLayerDelete(layer)"
-						@swapUp="onLayerSwapUp(layer)"
-						@swapDown="onLayerSwapDown(layer)"
-					></XLayer>
+		</template>
 
-					<MkButton rounded primary style="margin: 0 auto;" @click="addEffect"><i class="ti ti-plus"></i> {{ i18n.ts._imageEffector.addEffect }}</MkButton>
-				</div>
+		<template #controls>
+			<div class="_spacer _gaps">
+				<XLayer
+					v-for="(layer, i) in layers"
+					:key="layer.id"
+					v-model:layer="layers[i]"
+					@del="onLayerDelete(layer)"
+					@swapUp="onLayerSwapUp(layer)"
+					@swapDown="onLayerSwapDown(layer)"
+				></XLayer>
+
+				<MkButton rounded primary style="margin: 0 auto;" @click="addEffect"><i class="ti ti-plus"></i> {{ i18n.ts._imageEffector.addEffect }}</MkButton>
 			</div>
-		</div>
-	</div>
+		</template>
+	</MkPreviewWithControls>
 </MkModalWindow>
 </template>
 
@@ -56,15 +55,12 @@ import type { ImageEffectorLayer } from '@/utility/image-effector/ImageEffector.
 import { i18n } from '@/i18n.js';
 import { ImageEffector } from '@/utility/image-effector/ImageEffector.js';
 import MkModalWindow from '@/components/MkModalWindow.vue';
-import MkSelect from '@/components/MkSelect.vue';
+import MkPreviewWithControls from '@/components/MkPreviewWithControls.vue';
 import MkButton from '@/components/MkButton.vue';
-import MkInput from '@/components/MkInput.vue';
 import XLayer from '@/components/MkImageEffectorDialog.Layer.vue';
 import * as os from '@/os.js';
-import { deepClone } from '@/utility/clone.js';
 import { FXS } from '@/utility/image-effector/fxs.js';
 import { genId } from '@/utility/id.js';
-import { prefer } from '@/preferences.js';
 
 const props = defineProps<{
 	image: File;
@@ -367,33 +363,6 @@ function onImagePointerdown(ev: PointerEvent) {
 </script>
 
 <style module>
-.root {
-	container-type: inline-size;
-	height: 100%;
-}
-
-.container {
-	height: 100%;
-	display: grid;
-	grid-template-columns: 1fr 400px;
-}
-
-.preview {
-	position: relative;
-	background-color: var(--MI_THEME-bg);
-	background-image: linear-gradient(135deg, transparent 30%, var(--MI_THEME-panel) 30%, var(--MI_THEME-panel) 50%, transparent 50%, transparent 80%, var(--MI_THEME-panel) 80%, var(--MI_THEME-panel) 100%);
-	background-size: 20px 20px;
-}
-
-.animatedBg {
-	animation: bg 1.2s linear infinite;
-}
-
-@keyframes bg {
-	0% { background-position: 0 0; }
-	100% { background-position: -20px -20px; }
-}
-
 .previewContainer {
 	display: flex;
 	flex-direction: column;
@@ -442,16 +411,6 @@ function onImagePointerdown(ev: PointerEvent) {
 	}
 }
 
-.previewSpinner {
-	position: absolute;
-	top: 50%;
-	left: 50%;
-	transform: translate(-50%, -50%);
-	pointer-events: none;
-	user-select: none;
-	-webkit-user-drag: none;
-}
-
 .previewCanvas {
 	position: absolute;
 	top: 0;
@@ -467,15 +426,4 @@ function onImagePointerdown(ev: PointerEvent) {
 	object-fit: contain;
 	touch-action: none;
 }
-
-.controls {
-	overflow-y: scroll;
-}
-
-@container (max-width: 800px) {
-	.container {
-		grid-template-columns: 1fr;
-		grid-template-rows: 1fr 1fr;
-	}
-}
 </style>
diff --git a/packages/frontend/src/components/MkImageEffectorFxForm.vue b/packages/frontend/src/components/MkImageEffectorFxForm.vue
index e581b1f743..51485977a9 100644
--- a/packages/frontend/src/components/MkImageEffectorFxForm.vue
+++ b/packages/frontend/src/components/MkImageEffectorFxForm.vue
@@ -48,7 +48,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 		</MkInput>
 	</div>
 	<div v-if="Object.keys(paramDefs).length === 0" :class="$style.nothingToConfigure">
-		{{ i18n.ts._imageEffector.nothingToConfigure }}
+		{{ i18n.ts.nothingToConfigure }}
 	</div>
 </div>
 </template>
diff --git a/packages/frontend/src/components/MkImageFrameEditorDialog.vue b/packages/frontend/src/components/MkImageFrameEditorDialog.vue
index 2a91c85952..0badda3db7 100644
--- a/packages/frontend/src/components/MkImageFrameEditorDialog.vue
+++ b/packages/frontend/src/components/MkImageFrameEditorDialog.vue
@@ -16,140 +16,139 @@ SPDX-License-Identifier: AGPL-3.0-only
 >
 	<template #header><i class="ti ti-device-ipad-horizontal"></i> {{ i18n.ts._imageFrameEditor.title }}</template>
 
-	<div :class="$style.root">
-		<div :class="$style.container">
-			<div :class="[$style.preview, prefer.s.animation ? $style.animatedBg : null]">
-				<canvas ref="canvasEl" :class="$style.previewCanvas"></canvas>
-				<div :class="$style.previewContainer">
-					<div class="_acrylic" :class="$style.previewTitle">{{ i18n.ts.preview }}</div>
-					<div v-if="props.image == null" class="_acrylic" :class="$style.previewControls">
-						<button class="_button" :class="[$style.previewControlsButton, sampleImageType === '3_2' ? $style.active : null]" @click="sampleImageType = '3_2'"><i class="ti ti-crop-landscape"></i></button>
-						<button class="_button" :class="[$style.previewControlsButton, sampleImageType === '2_3' ? $style.active : null]" @click="sampleImageType = '2_3'"><i class="ti ti-crop-portrait"></i></button>
-						<button class="_button" :class="[$style.previewControlsButton]" @click="choiceImage"><i class="ti ti-upload"></i></button>
+	<MkPreviewWithControls>
+		<template #preview>
+			<canvas ref="canvasEl" :class="$style.previewCanvas"></canvas>
+			<div :class="$style.previewContainer">
+				<div class="_acrylic" :class="$style.previewTitle">{{ i18n.ts.preview }}</div>
+				<div v-if="props.image == null" class="_acrylic" :class="$style.previewControls">
+					<button class="_button" :class="[$style.previewControlsButton, sampleImageType === '3_2' ? $style.active : null]" @click="sampleImageType = '3_2'"><i class="ti ti-crop-landscape"></i></button>
+					<button class="_button" :class="[$style.previewControlsButton, sampleImageType === '2_3' ? $style.active : null]" @click="sampleImageType = '2_3'"><i class="ti ti-crop-portrait"></i></button>
+					<button class="_button" :class="[$style.previewControlsButton]" @click="choiceImage"><i class="ti ti-upload"></i></button>
+				</div>
+			</div>
+		</template>
+
+		<template #controls>
+			<div class="_spacer _gaps">
+				<MkRange v-model="params.borderThickness" :min="0" :max="0.2" :step="0.01" :continuousUpdate="true">
+					<template #label>{{ i18n.ts._imageFrameEditor.borderThickness }}</template>
+				</MkRange>
+
+				<MkInput :modelValue="getHex(params.bgColor)" type="color" @update:modelValue="v => { const c = getRgb(v); if (c != null) params.bgColor = c; }">
+					<template #label>{{ i18n.ts._imageFrameEditor.backgroundColor }}</template>
+				</MkInput>
+
+				<MkInput :modelValue="getHex(params.fgColor)" type="color" @update:modelValue="v => { const c = getRgb(v); if (c != null) params.fgColor = c; }">
+					<template #label>{{ i18n.ts._imageFrameEditor.textColor }}</template>
+				</MkInput>
+
+				<MkSelect
+					v-model="params.font" :items="[
+						{ label: i18n.ts._imageFrameEditor.fontSansSerif, value: 'sans-serif' },
+						{ label: i18n.ts._imageFrameEditor.fontSerif, value: 'serif' },
+					]"
+				>
+					<template #label>{{ i18n.ts._imageFrameEditor.font }}</template>
+				</MkSelect>
+
+				<MkFolder :defaultOpen="params.labelTop.enabled">
+					<template #label>{{ i18n.ts._imageFrameEditor.header }}</template>
+
+					<div class="_gaps">
+						<MkSwitch v-model="params.labelTop.enabled">
+							<template #label>{{ i18n.ts.show }}</template>
+						</MkSwitch>
+
+						<MkRange v-model="params.labelTop.padding" :min="0.01" :max="0.5" :step="0.01" :continuousUpdate="true">
+							<template #label>{{ i18n.ts._imageFrameEditor.labelThickness }}</template>
+						</MkRange>
+
+						<MkRange v-model="params.labelTop.scale" :min="0.5" :max="2.0" :step="0.01" :continuousUpdate="true">
+							<template #label>{{ i18n.ts._imageFrameEditor.labelScale }}</template>
+						</MkRange>
+
+						<MkSwitch v-model="params.labelTop.centered">
+							<template #label>{{ i18n.ts._imageFrameEditor.centered }}</template>
+						</MkSwitch>
+
+						<MkInput v-model="params.labelTop.textBig">
+							<template #label>{{ i18n.ts._imageFrameEditor.captionMain }}</template>
+						</MkInput>
+
+						<MkTextarea v-model="params.labelTop.textSmall">
+							<template #label>{{ i18n.ts._imageFrameEditor.captionSub }}</template>
+						</MkTextarea>
+
+						<MkSwitch v-model="params.labelTop.withQrCode">
+							<template #label>{{ i18n.ts._imageFrameEditor.withQrCode }}</template>
+						</MkSwitch>
 					</div>
-				</div>
+				</MkFolder>
+
+				<MkFolder :defaultOpen="params.labelBottom.enabled">
+					<template #label>{{ i18n.ts._imageFrameEditor.footer }}</template>
+
+					<div class="_gaps">
+						<MkSwitch v-model="params.labelBottom.enabled">
+							<template #label>{{ i18n.ts.show }}</template>
+						</MkSwitch>
+
+						<MkRange v-model="params.labelBottom.padding" :min="0.01" :max="0.5" :step="0.01" :continuousUpdate="true">
+							<template #label>{{ i18n.ts._imageFrameEditor.labelThickness }}</template>
+						</MkRange>
+
+						<MkRange v-model="params.labelBottom.scale" :min="0.5" :max="2.0" :step="0.01" :continuousUpdate="true">
+							<template #label>{{ i18n.ts._imageFrameEditor.labelScale }}</template>
+						</MkRange>
+
+						<MkSwitch v-model="params.labelBottom.centered">
+							<template #label>{{ i18n.ts._imageFrameEditor.centered }}</template>
+						</MkSwitch>
+
+						<MkInput v-model="params.labelBottom.textBig">
+							<template #label>{{ i18n.ts._imageFrameEditor.captionMain }}</template>
+						</MkInput>
+
+						<MkTextarea v-model="params.labelBottom.textSmall">
+							<template #label>{{ i18n.ts._imageFrameEditor.captionSub }}</template>
+						</MkTextarea>
+
+						<MkSwitch v-model="params.labelBottom.withQrCode">
+							<template #label>{{ i18n.ts._imageFrameEditor.withQrCode }}</template>
+						</MkSwitch>
+					</div>
+				</MkFolder>
+
+				<MkInfo>
+					<div>{{ i18n.ts._imageFrameEditor.availableVariables }}:</div>
+					<div><code class="_selectableAtomic">{filename}</code> - {{ i18n.ts._imageEditing._vars.filename }}</div>
+					<div><code class="_selectableAtomic">{filename_without_ext}</code> - {{ i18n.ts._imageEditing._vars.filename_without_ext }}</div>
+					<div><code class="_selectableAtomic">{caption}</code> - {{ i18n.ts._imageEditing._vars.caption }}</div>
+					<div><code class="_selectableAtomic">{year}</code> - {{ i18n.ts._imageEditing._vars.year }}</div>
+					<div><code class="_selectableAtomic">{month}</code> - {{ i18n.ts._imageEditing._vars.month }}</div>
+					<div><code class="_selectableAtomic">{day}</code> - {{ i18n.ts._imageEditing._vars.day }}</div>
+					<div><code class="_selectableAtomic">{hour}</code> - {{ i18n.ts._imageEditing._vars.hour }}</div>
+					<div><code class="_selectableAtomic">{minute}</code> - {{ i18n.ts._imageEditing._vars.minute }}</div>
+					<div><code class="_selectableAtomic">{second}</code> - {{ i18n.ts._imageEditing._vars.second }}</div>
+					<div><code class="_selectableAtomic">{0month}</code> - {{ i18n.ts._imageEditing._vars.month }} ({{ i18n.ts.zeroPadding }})</div>
+					<div><code class="_selectableAtomic">{0day}</code> - {{ i18n.ts._imageEditing._vars.day }} ({{ i18n.ts.zeroPadding }})</div>
+					<div><code class="_selectableAtomic">{0hour}</code> - {{ i18n.ts._imageEditing._vars.hour }} ({{ i18n.ts.zeroPadding }})</div>
+					<div><code class="_selectableAtomic">{0minute}</code> - {{ i18n.ts._imageEditing._vars.minute }} ({{ i18n.ts.zeroPadding }})</div>
+					<div><code class="_selectableAtomic">{0second}</code> - {{ i18n.ts._imageEditing._vars.second }} ({{ i18n.ts.zeroPadding }})</div>
+					<div><code class="_selectableAtomic">{camera_model}</code> - {{ i18n.ts._imageEditing._vars.camera_model }}</div>
+					<div><code class="_selectableAtomic">{camera_lens_model}</code> - {{ i18n.ts._imageEditing._vars.camera_lens_model }}</div>
+					<div><code class="_selectableAtomic">{camera_mm}</code> - {{ i18n.ts._imageEditing._vars.camera_mm }}</div>
+					<div><code class="_selectableAtomic">{camera_mm_35}</code> - {{ i18n.ts._imageEditing._vars.camera_mm_35 }}</div>
+					<div><code class="_selectableAtomic">{camera_f}</code> - {{ i18n.ts._imageEditing._vars.camera_f }}</div>
+					<div><code class="_selectableAtomic">{camera_s}</code> - {{ i18n.ts._imageEditing._vars.camera_s }}</div>
+					<div><code class="_selectableAtomic">{camera_iso}</code> - {{ i18n.ts._imageEditing._vars.camera_iso }}</div>
+					<div><code class="_selectableAtomic">{gps_lat}</code> - {{ i18n.ts._imageEditing._vars.gps_lat }}</div>
+					<div><code class="_selectableAtomic">{gps_long}</code> - {{ i18n.ts._imageEditing._vars.gps_long }}</div>
+				</MkInfo>
 			</div>
-			<div :class="$style.controls">
-				<div class="_spacer _gaps">
-					<MkRange v-model="params.borderThickness" :min="0" :max="0.2" :step="0.01" :continuousUpdate="true">
-						<template #label>{{ i18n.ts._imageFrameEditor.borderThickness }}</template>
-					</MkRange>
-
-					<MkInput :modelValue="getHex(params.bgColor)" type="color" @update:modelValue="v => { const c = getRgb(v); if (c != null) params.bgColor = c; }">
-						<template #label>{{ i18n.ts._imageFrameEditor.backgroundColor }}</template>
-					</MkInput>
-
-					<MkInput :modelValue="getHex(params.fgColor)" type="color" @update:modelValue="v => { const c = getRgb(v); if (c != null) params.fgColor = c; }">
-						<template #label>{{ i18n.ts._imageFrameEditor.textColor }}</template>
-					</MkInput>
-
-					<MkSelect
-						v-model="params.font" :items="[
-							{ label: i18n.ts._imageFrameEditor.fontSansSerif, value: 'sans-serif' },
-							{ label: i18n.ts._imageFrameEditor.fontSerif, value: 'serif' },
-						]"
-					>
-						<template #label>{{ i18n.ts._imageFrameEditor.font }}</template>
-					</MkSelect>
-
-					<MkFolder :defaultOpen="params.labelTop.enabled">
-						<template #label>{{ i18n.ts._imageFrameEditor.header }}</template>
-
-						<div class="_gaps">
-							<MkSwitch v-model="params.labelTop.enabled">
-								<template #label>{{ i18n.ts.show }}</template>
-							</MkSwitch>
-
-							<MkRange v-model="params.labelTop.padding" :min="0.01" :max="0.5" :step="0.01" :continuousUpdate="true">
-								<template #label>{{ i18n.ts._imageFrameEditor.labelThickness }}</template>
-							</MkRange>
-
-							<MkRange v-model="params.labelTop.scale" :min="0.5" :max="2.0" :step="0.01" :continuousUpdate="true">
-								<template #label>{{ i18n.ts._imageFrameEditor.labelScale }}</template>
-							</MkRange>
-
-							<MkSwitch v-model="params.labelTop.centered">
-								<template #label>{{ i18n.ts._imageFrameEditor.centered }}</template>
-							</MkSwitch>
-
-							<MkInput v-model="params.labelTop.textBig">
-								<template #label>{{ i18n.ts._imageFrameEditor.captionMain }}</template>
-							</MkInput>
-
-							<MkTextarea v-model="params.labelTop.textSmall">
-								<template #label>{{ i18n.ts._imageFrameEditor.captionSub }}</template>
-							</MkTextarea>
-
-							<MkSwitch v-model="params.labelTop.withQrCode">
-								<template #label>{{ i18n.ts._imageFrameEditor.withQrCode }}</template>
-							</MkSwitch>
-						</div>
-					</MkFolder>
-
-					<MkFolder :defaultOpen="params.labelBottom.enabled">
-						<template #label>{{ i18n.ts._imageFrameEditor.footer }}</template>
-
-						<div class="_gaps">
-							<MkSwitch v-model="params.labelBottom.enabled">
-								<template #label>{{ i18n.ts.show }}</template>
-							</MkSwitch>
-
-							<MkRange v-model="params.labelBottom.padding" :min="0.01" :max="0.5" :step="0.01" :continuousUpdate="true">
-								<template #label>{{ i18n.ts._imageFrameEditor.labelThickness }}</template>
-							</MkRange>
-
-							<MkRange v-model="params.labelBottom.scale" :min="0.5" :max="2.0" :step="0.01" :continuousUpdate="true">
-								<template #label>{{ i18n.ts._imageFrameEditor.labelScale }}</template>
-							</MkRange>
-
-							<MkSwitch v-model="params.labelBottom.centered">
-								<template #label>{{ i18n.ts._imageFrameEditor.centered }}</template>
-							</MkSwitch>
-
-							<MkInput v-model="params.labelBottom.textBig">
-								<template #label>{{ i18n.ts._imageFrameEditor.captionMain }}</template>
-							</MkInput>
-
-							<MkTextarea v-model="params.labelBottom.textSmall">
-								<template #label>{{ i18n.ts._imageFrameEditor.captionSub }}</template>
-							</MkTextarea>
-
-							<MkSwitch v-model="params.labelBottom.withQrCode">
-								<template #label>{{ i18n.ts._imageFrameEditor.withQrCode }}</template>
-							</MkSwitch>
-						</div>
-					</MkFolder>
-
-					<MkInfo>
-						<div>{{ i18n.ts._imageFrameEditor.availableVariables }}:</div>
-						<div><code class="_selectableAtomic">{filename}</code> - {{ i18n.ts._imageEditing._vars.filename }}</div>
-						<div><code class="_selectableAtomic">{filename_without_ext}</code> - {{ i18n.ts._imageEditing._vars.filename_without_ext }}</div>
-						<div><code class="_selectableAtomic">{caption}</code> - {{ i18n.ts._imageEditing._vars.caption }}</div>
-						<div><code class="_selectableAtomic">{year}</code> - {{ i18n.ts._imageEditing._vars.year }}</div>
-						<div><code class="_selectableAtomic">{month}</code> - {{ i18n.ts._imageEditing._vars.month }}</div>
-						<div><code class="_selectableAtomic">{day}</code> - {{ i18n.ts._imageEditing._vars.day }}</div>
-						<div><code class="_selectableAtomic">{hour}</code> - {{ i18n.ts._imageEditing._vars.hour }}</div>
-						<div><code class="_selectableAtomic">{minute}</code> - {{ i18n.ts._imageEditing._vars.minute }}</div>
-						<div><code class="_selectableAtomic">{second}</code> - {{ i18n.ts._imageEditing._vars.second }}</div>
-						<div><code class="_selectableAtomic">{0month}</code> - {{ i18n.ts._imageEditing._vars.month }} ({{ i18n.ts.zeroPadding }})</div>
-						<div><code class="_selectableAtomic">{0day}</code> - {{ i18n.ts._imageEditing._vars.day }} ({{ i18n.ts.zeroPadding }})</div>
-						<div><code class="_selectableAtomic">{0hour}</code> - {{ i18n.ts._imageEditing._vars.hour }} ({{ i18n.ts.zeroPadding }})</div>
-						<div><code class="_selectableAtomic">{0minute}</code> - {{ i18n.ts._imageEditing._vars.minute }} ({{ i18n.ts.zeroPadding }})</div>
-						<div><code class="_selectableAtomic">{0second}</code> - {{ i18n.ts._imageEditing._vars.second }} ({{ i18n.ts.zeroPadding }})</div>
-						<div><code class="_selectableAtomic">{camera_model}</code> - {{ i18n.ts._imageEditing._vars.camera_model }}</div>
-						<div><code class="_selectableAtomic">{camera_lens_model}</code> - {{ i18n.ts._imageEditing._vars.camera_lens_model }}</div>
-						<div><code class="_selectableAtomic">{camera_mm}</code> - {{ i18n.ts._imageEditing._vars.camera_mm }}</div>
-						<div><code class="_selectableAtomic">{camera_mm_35}</code> - {{ i18n.ts._imageEditing._vars.camera_mm_35 }}</div>
-						<div><code class="_selectableAtomic">{camera_f}</code> - {{ i18n.ts._imageEditing._vars.camera_f }}</div>
-						<div><code class="_selectableAtomic">{camera_s}</code> - {{ i18n.ts._imageEditing._vars.camera_s }}</div>
-						<div><code class="_selectableAtomic">{camera_iso}</code> - {{ i18n.ts._imageEditing._vars.camera_iso }}</div>
-						<div><code class="_selectableAtomic">{gps_lat}</code> - {{ i18n.ts._imageEditing._vars.gps_lat }}</div>
-						<div><code class="_selectableAtomic">{gps_long}</code> - {{ i18n.ts._imageEditing._vars.gps_long }}</div>
-					</MkInfo>
-				</div>
-			</div>
-		</div>
-	</div>
+		</template>
+	</MkPreviewWithControls>
 </MkModalWindow>
 </template>
 
@@ -161,8 +160,8 @@ import type { ImageFrameParams, ImageFramePreset } from '@/utility/image-frame-r
 import { ImageFrameRenderer } from '@/utility/image-frame-renderer/ImageFrameRenderer.js';
 import { i18n } from '@/i18n.js';
 import MkModalWindow from '@/components/MkModalWindow.vue';
+import MkPreviewWithControls from './MkPreviewWithControls.vue';
 import MkSelect from '@/components/MkSelect.vue';
-import MkButton from '@/components/MkButton.vue';
 import MkFolder from '@/components/MkFolder.vue';
 import MkSwitch from '@/components/MkSwitch.vue';
 import MkRange from '@/components/MkRange.vue';
@@ -173,8 +172,6 @@ import * as os from '@/os.js';
 import { deepClone } from '@/utility/clone.js';
 import { ensureSignin } from '@/i.js';
 import { genId } from '@/utility/id.js';
-import { useMkSelect } from '@/composables/use-mkselect.js';
-import { prefer } from '@/preferences.js';
 
 const $i = ensureSignin();
 
@@ -412,33 +409,6 @@ function getRgb(hex: string | number): [number, number, number] | null {
 </script>
 
 <style module>
-.root {
-	container-type: inline-size;
-	height: 100%;
-}
-
-.container {
-	height: 100%;
-	display: grid;
-	grid-template-columns: 1fr 400px;
-}
-
-.preview {
-	position: relative;
-	background-color: var(--MI_THEME-bg);
-	background-image: linear-gradient(135deg, transparent 30%, var(--MI_THEME-panel) 30%, var(--MI_THEME-panel) 50%, transparent 50%, transparent 80%, var(--MI_THEME-panel) 80%, var(--MI_THEME-panel) 100%);
-	background-size: 20px 20px;
-}
-
-.animatedBg {
-	animation: bg 1.2s linear infinite;
-}
-
-@keyframes bg {
-	0% { background-position: 0 0; }
-	100% { background-position: -20px -20px; }
-}
-
 .previewContainer {
 	display: flex;
 	flex-direction: column;
@@ -495,15 +465,4 @@ function getRgb(hex: string | number): [number, number, number] | null {
 	box-sizing: border-box;
 	object-fit: contain;
 }
-
-.controls {
-	overflow-y: scroll;
-}
-
-@container (max-width: 800px) {
-	.container {
-		grid-template-columns: 1fr;
-		grid-template-rows: 1fr 1fr;
-	}
-}
 </style>
diff --git a/packages/frontend/src/components/MkPreviewWithControls.vue b/packages/frontend/src/components/MkPreviewWithControls.vue
new file mode 100644
index 0000000000..85cfa2d7e9
--- /dev/null
+++ b/packages/frontend/src/components/MkPreviewWithControls.vue
@@ -0,0 +1,93 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div :class="$style.root">
+	<div :class="$style.container">
+		<div :class="[$style.preview, prefer.s.animation ? $style.animatedBg : null]">
+			<div :class="$style.previewContent">
+				<slot name="preview"></slot>
+			</div>
+			<div v-if="previewLoading" :class="$style.previewLoading">
+				<MkLoading :class="$style.previewLoadingSpinner"/>
+			</div>
+		</div>
+		<div :class="$style.controls">
+			<slot name="controls"></slot>
+		</div>
+	</div>
+</div>
+</template>
+
+<script lang="ts" setup>
+import { prefer } from '@/preferences.js';
+
+const props = withDefaults(defineProps<{
+	previewLoading?: boolean;
+}>(), {
+	previewLoading: false,
+});
+
+defineSlots<{
+	preview: () => any;
+	controls: () => any;
+}>();
+</script>
+
+<style lang="scss" module>
+.root {
+	container-type: inline-size;
+	height: 100%;
+}
+
+.container {
+	height: 100%;
+	display: grid;
+	grid-template-columns: 1fr 400px;
+}
+
+.preview {
+	position: relative;
+	background-color: var(--MI_THEME-bg);
+	background-image: linear-gradient(135deg, transparent 30%, var(--MI_THEME-panel) 30%, var(--MI_THEME-panel) 50%, transparent 50%, transparent 80%, var(--MI_THEME-panel) 80%, var(--MI_THEME-panel) 100%);
+	background-size: 20px 20px;
+}
+
+.previewContent {
+	position: relative;
+	width: 100%;
+	height: 100%;
+	overflow: clip;
+}
+
+.previewLoading {
+	position: absolute;
+	inset: 0;
+	background-color: color(from var(--MI_THEME-panel) srgb r g b / 0.7);
+	display: flex;
+	justify-content: center;
+	align-items: center;
+}
+
+.animatedBg {
+	animation: bg 1.2s linear infinite;
+}
+
+@keyframes bg {
+	0% { background-position: 0 0; }
+	100% { background-position: -20px -20px; }
+}
+
+.controls {
+	overflow-y: scroll;
+}
+
+@container (max-width: 800px) {
+	.container {
+		grid-template-columns: 1fr;
+		grid-template-rows: 1fr 1fr;
+	}
+}
+</style>
diff --git a/packages/frontend/src/components/MkWatermarkEditorDialog.vue b/packages/frontend/src/components/MkWatermarkEditorDialog.vue
index 6cd2111598..7fe497e455 100644
--- a/packages/frontend/src/components/MkWatermarkEditorDialog.vue
+++ b/packages/frontend/src/components/MkWatermarkEditorDialog.vue
@@ -16,50 +16,49 @@ SPDX-License-Identifier: AGPL-3.0-only
 >
 	<template #header><i class="ti ti-copyright"></i> {{ i18n.ts._watermarkEditor.title }}</template>
 
-	<div :class="$style.root">
-		<div :class="$style.container">
-			<div :class="[$style.preview, prefer.s.animation ? $style.animatedBg : null]">
-				<canvas ref="canvasEl" :class="$style.previewCanvas"></canvas>
-				<div :class="$style.previewContainer">
-					<div class="_acrylic" :class="$style.previewTitle">{{ i18n.ts.preview }}</div>
-					<div v-if="props.image == null" class="_acrylic" :class="$style.previewControls">
-						<button class="_button" :class="[$style.previewControlsButton, sampleImageType === '3_2' ? $style.active : null]" @click="sampleImageType = '3_2'"><i class="ti ti-crop-landscape"></i></button>
-						<button class="_button" :class="[$style.previewControlsButton, sampleImageType === '2_3' ? $style.active : null]" @click="sampleImageType = '2_3'"><i class="ti ti-crop-portrait"></i></button>
-						<button class="_button" :class="[$style.previewControlsButton]" @click="choiceImage"><i class="ti ti-upload"></i></button>
-					</div>
+	<MkPreviewWithControls>
+		<template #preview>
+			<canvas ref="canvasEl" :class="$style.previewCanvas"></canvas>
+			<div :class="$style.previewContainer">
+				<div class="_acrylic" :class="$style.previewTitle">{{ i18n.ts.preview }}</div>
+				<div v-if="props.image == null" class="_acrylic" :class="$style.previewControls">
+					<button class="_button" :class="[$style.previewControlsButton, sampleImageType === '3_2' ? $style.active : null]" @click="sampleImageType = '3_2'"><i class="ti ti-crop-landscape"></i></button>
+					<button class="_button" :class="[$style.previewControlsButton, sampleImageType === '2_3' ? $style.active : null]" @click="sampleImageType = '2_3'"><i class="ti ti-crop-portrait"></i></button>
+					<button class="_button" :class="[$style.previewControlsButton]" @click="choiceImage"><i class="ti ti-upload"></i></button>
 				</div>
 			</div>
-			<div :class="$style.controls">
-				<div class="_spacer _gaps">
-					<div class="_gaps_s">
-						<MkFolder v-for="(layer, i) in layers" :key="layer.id" :defaultOpen="false" :canPage="false">
-							<template #label>
-								<div v-if="layer.type === 'text'">{{ i18n.ts._watermarkEditor.text }}</div>
-								<div v-if="layer.type === 'image'">{{ i18n.ts._watermarkEditor.image }}</div>
-								<div v-if="layer.type === 'qr'">{{ i18n.ts._watermarkEditor.qr }}</div>
-								<div v-if="layer.type === 'stripe'">{{ i18n.ts._watermarkEditor.stripe }}</div>
-								<div v-if="layer.type === 'polkadot'">{{ i18n.ts._watermarkEditor.polkadot }}</div>
-								<div v-if="layer.type === 'checker'">{{ i18n.ts._watermarkEditor.checker }}</div>
-							</template>
-							<template #footer>
-								<div class="_buttons">
-									<MkButton iconOnly @click="removeLayer(layer)"><i class="ti ti-trash"></i></MkButton>
-									<MkButton iconOnly @click="swapUpLayer(layer)"><i class="ti ti-arrow-up"></i></MkButton>
-									<MkButton iconOnly @click="swapDownLayer(layer)"><i class="ti ti-arrow-down"></i></MkButton>
-								</div>
-							</template>
+		</template>
 
-							<XLayer
-								v-model:layer="layers[i]"
-							></XLayer>
-						</MkFolder>
+		<template #controls>
+			<div class="_spacer _gaps">
+				<div class="_gaps_s">
+					<MkFolder v-for="(layer, i) in layers" :key="layer.id" :defaultOpen="false" :canPage="false">
+						<template #label>
+							<div v-if="layer.type === 'text'">{{ i18n.ts._watermarkEditor.text }}</div>
+							<div v-if="layer.type === 'image'">{{ i18n.ts._watermarkEditor.image }}</div>
+							<div v-if="layer.type === 'qr'">{{ i18n.ts._watermarkEditor.qr }}</div>
+							<div v-if="layer.type === 'stripe'">{{ i18n.ts._watermarkEditor.stripe }}</div>
+							<div v-if="layer.type === 'polkadot'">{{ i18n.ts._watermarkEditor.polkadot }}</div>
+							<div v-if="layer.type === 'checker'">{{ i18n.ts._watermarkEditor.checker }}</div>
+						</template>
+						<template #footer>
+							<div class="_buttons">
+								<MkButton iconOnly @click="removeLayer(layer)"><i class="ti ti-trash"></i></MkButton>
+								<MkButton iconOnly @click="swapUpLayer(layer)"><i class="ti ti-arrow-up"></i></MkButton>
+								<MkButton iconOnly @click="swapDownLayer(layer)"><i class="ti ti-arrow-down"></i></MkButton>
+							</div>
+						</template>
 
-						<MkButton rounded primary style="margin: 0 auto;" @click="addLayer"><i class="ti ti-plus"></i></MkButton>
-					</div>
+						<XLayer
+							v-model:layer="layers[i]"
+						></XLayer>
+					</MkFolder>
+
+					<MkButton rounded primary style="margin: 0 auto;" @click="addLayer"><i class="ti ti-plus"></i></MkButton>
 				</div>
 			</div>
-		</div>
-	</div>
+		</template>
+	</MkPreviewWithControls>
 </MkModalWindow>
 </template>
 
@@ -69,6 +68,7 @@ import type { WatermarkLayers, WatermarkPreset } from '@/utility/watermark/Water
 import { WatermarkRenderer } from '@/utility/watermark/WatermarkRenderer.js';
 import { i18n } from '@/i18n.js';
 import MkModalWindow from '@/components/MkModalWindow.vue';
+import MkPreviewWithControls from '@/components/MkPreviewWithControls.vue';
 import MkSelect from '@/components/MkSelect.vue';
 import MkButton from '@/components/MkButton.vue';
 import MkFolder from '@/components/MkFolder.vue';
@@ -411,33 +411,6 @@ function removeLayer(layer: WatermarkPreset['layers'][number]) {
 </script>
 
 <style module>
-.root {
-	container-type: inline-size;
-	height: 100%;
-}
-
-.container {
-	height: 100%;
-	display: grid;
-	grid-template-columns: 1fr 400px;
-}
-
-.preview {
-	position: relative;
-	background-color: var(--MI_THEME-bg);
-	background-image: linear-gradient(135deg, transparent 30%, var(--MI_THEME-panel) 30%, var(--MI_THEME-panel) 50%, transparent 50%, transparent 80%, var(--MI_THEME-panel) 80%, var(--MI_THEME-panel) 100%);
-	background-size: 20px 20px;
-}
-
-.animatedBg {
-	animation: bg 1.2s linear infinite;
-}
-
-@keyframes bg {
-	0% { background-position: 0 0; }
-	100% { background-position: -20px -20px; }
-}
-
 .previewContainer {
 	display: flex;
 	flex-direction: column;
@@ -474,16 +447,6 @@ function removeLayer(layer: WatermarkPreset['layers'][number]) {
 	}
 }
 
-.previewSpinner {
-	position: absolute;
-	top: 50%;
-	left: 50%;
-	transform: translate(-50%, -50%);
-	pointer-events: none;
-	user-select: none;
-	-webkit-user-drag: none;
-}
-
 .previewCanvas {
 	position: absolute;
 	top: 0;
@@ -494,15 +457,4 @@ function removeLayer(layer: WatermarkPreset['layers'][number]) {
 	box-sizing: border-box;
 	object-fit: contain;
 }
-
-.controls {
-	overflow-y: scroll;
-}
-
-@container (max-width: 800px) {
-	.container {
-		grid-template-columns: 1fr;
-		grid-template-rows: 1fr 1fr;
-	}
-}
 </style>
diff --git a/packages/frontend/src/components/MkWidgetSettingsDialog.vue b/packages/frontend/src/components/MkWidgetSettingsDialog.vue
new file mode 100644
index 0000000000..cebbe93986
--- /dev/null
+++ b/packages/frontend/src/components/MkWidgetSettingsDialog.vue
@@ -0,0 +1,172 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<MkModalWindow
+	ref="dialog"
+	:width="1000"
+	:height="600"
+	:scroll="false"
+	:withOkButton="true"
+	@close="cancel()"
+	@ok="save()"
+	@closed="emit('closed')"
+>
+	<template #header><i class="ti ti-icons"></i> {{ widgetName }}</template>
+
+	<MkPreviewWithControls>
+		<template #preview>
+			<div :class="$style.previewWrapper">
+				<div class="_acrylic" :class="$style.previewTitle">{{ i18n.ts.preview }}</div>
+
+				<div ref="resizerRootEl" :class="$style.previewResizerRoot" inert>
+					<div
+						ref="resizerEl"
+						:class="$style.previewResizer"
+						:style="{ transform: widgetStyle }"
+					>
+						<component
+							:is="`widget-${widgetName}`"
+							:key="currentId"
+							:widget="{ name: widgetName, id: '__PREVIEW__', data: settings }"
+						></component>
+					</div>
+				</div>
+			</div>
+		</template>
+
+		<template #controls>
+			<div class="_spacer">
+				<MkForm v-model="settings" :form="form"/>
+			</div>
+		</template>
+	</MkPreviewWithControls>
+</MkModalWindow>
+</template>
+
+<script setup lang="ts">
+import { reactive, useTemplateRef, ref, computed, watch, onBeforeUnmount, onMounted } from 'vue';
+import { deepClone } from '@/utility/clone.js';
+import { genId } from '@/utility/id.js';
+import { i18n } from '@/i18n.js';
+import MkModalWindow from '@/components/MkModalWindow.vue';
+import MkPreviewWithControls from './MkPreviewWithControls.vue';
+import MkForm from '@/components/MkForm.vue';
+import type { Form } from '@/utility/form.js';
+
+const props = defineProps<{
+	widgetName: string;
+	form: Form;
+	currentSettings: Record<string, any>;
+}>();
+
+const emit = defineEmits<{
+	(ev: 'saved', settings: Record<string, any>): void;
+	(ev: 'canceled'): void;
+	(ev: 'closed'): void;
+}>();
+
+const dialog = useTemplateRef('dialog');
+
+const settings = reactive<Record<string, any>>(deepClone(props.currentSettings));
+const currentId = ref(genId());
+
+watch(settings, () => {
+	currentId.value = genId();
+});
+
+function save() {
+	emit('saved', deepClone(settings));
+	dialog.value?.close();
+}
+
+function cancel() {
+	emit('canceled');
+	dialog.value?.close();
+}
+
+//#region プレビューのリサイズ
+const resizerRootEl = useTemplateRef('resizerRootEl');
+const resizerEl = useTemplateRef('resizerEl');
+const widgetHeight = ref(0);
+const widgetScale = ref(1);
+const widgetStyle = computed(() => {
+	return `translate(-50%, -50%) scale(${widgetScale.value})`;
+});
+const ro1 = new ResizeObserver(() => {
+	widgetHeight.value = resizerEl.value!.clientHeight;
+	calcScale();
+});
+const ro2 = new ResizeObserver(() => {
+	calcScale();
+});
+
+function calcScale() {
+	if (!resizerRootEl.value) return;
+	const previewWidth = resizerRootEl.value.clientWidth - 40; // 左右の余白 20pxずつ
+	const previewHeight = resizerRootEl.value.clientHeight - 40; // 上下の余白 20pxずつ
+	const widgetWidth = 280;
+	const scale = Math.min(previewWidth / widgetWidth, previewHeight / widgetHeight.value, 1); // 拡大はしないので1を上限に
+	widgetScale.value = scale;
+}
+
+onMounted(() => {
+	if (resizerEl.value) {
+		ro1.observe(resizerEl.value);
+	}
+	if (resizerRootEl.value) {
+		ro2.observe(resizerRootEl.value);
+	}
+	calcScale();
+});
+
+onBeforeUnmount(() => {
+	ro1.disconnect();
+	ro2.disconnect();
+});
+//#endregion
+</script>
+
+<style module>
+.previewContainer {
+	display: flex;
+	flex-direction: column;
+	height: 100%;
+	user-select: none;
+	-webkit-user-drag: none;
+}
+
+.previewTitle {
+	position: absolute;
+	z-index: 100;
+	top: 8px;
+	left: 8px;
+	padding: 6px 10px;
+	border-radius: 6px;
+	font-size: 85%;
+}
+
+.previewWrapper {
+	display: flex;
+	flex-direction: column;
+	height: 100%;
+	pointer-events: none;
+	user-select: none;
+	-webkit-user-drag: none;
+}
+
+.previewResizerRoot {
+	position: relative;
+	flex: 1 0;
+}
+
+.previewResizer {
+	position: absolute;
+	container-type: inline-size;
+	top: 50%;
+	left: 50%;
+	width: 280px;
+}
+</style>
diff --git a/packages/frontend/src/widgets/widget.ts b/packages/frontend/src/widgets/widget.ts
index c5ca7ac26c..6c5ff36b16 100644
--- a/packages/frontend/src/widgets/widget.ts
+++ b/packages/frontend/src/widgets/widget.ts
@@ -3,7 +3,7 @@
  * SPDX-License-Identifier: AGPL-3.0-only
  */
 
-import { reactive, watch } from 'vue';
+import { defineAsyncComponent, reactive, watch } from 'vue';
 import type { Reactive } from 'vue';
 import { throttle } from 'throttle-debounce';
 import type { FormWithDefault, GetFormResultType } from '@/utility/form.js';
@@ -62,11 +62,36 @@ export const useWidgetPropsManager = <F extends FormWithDefault>(
 		for (const item of Object.keys(form)) {
 			form[item].default = widgetProps[item];
 		}
-		const { canceled, result } = await os.form(name, form);
-		if (canceled) return;
 
-		for (const key of Object.keys(result)) {
-			widgetProps[key] = result[key];
+		const res = await new Promise<{
+			canceled: false;
+			result: GetFormResultType<F>;
+		} | {
+			canceled: true;
+		}>((resolve) => {
+			const { dispose } = os.popup(defineAsyncComponent(() => import('@/components/MkWidgetSettingsDialog.vue')), {
+				widgetName: name,
+				form: form,
+				currentSettings: widgetProps,
+			}, {
+				saved: (newProps: GetFormResultType<F>) => {
+					resolve({ canceled: false, result: newProps });
+				},
+				canceled: () => {
+					resolve({ canceled: true });
+				},
+				closed: () => {
+					dispose();
+				},
+			});
+		});
+
+		if (res.canceled) {
+			return;
+		}
+
+		for (const key of Object.keys(res.result)) {
+			widgetProps[key] = res.result[key];
 		}
 
 		save();
diff --git a/packages/i18n/src/autogen/locale.ts b/packages/i18n/src/autogen/locale.ts
index 96a728da63..d8571483aa 100644
--- a/packages/i18n/src/autogen/locale.ts
+++ b/packages/i18n/src/autogen/locale.ts
@@ -5639,6 +5639,10 @@ export interface Locale extends ILocale {
      * ゼロ埋め
      */
     "zeroPadding": string;
+    /**
+     * 設定項目はありません
+     */
+    "nothingToConfigure": string;
     "_imageEditing": {
         "_vars": {
             /**
@@ -12763,10 +12767,6 @@ export interface Locale extends ILocale {
          * 変更を破棄して終了しますか？
          */
         "discardChangesConfirm": string;
-        /**
-         * 設定項目はありません
-         */
-        "nothingToConfigure": string;
         /**
          * 画像の読み込みに失敗しました
          */