整理した

src/client/app/common/views/widgets/photo-stream.vue

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+<template>
+<div class="mkw-photo-stream" :class="$style.root" :data-melt="props.design == 2">
+	<mk-widget-container :show-header="props.design == 0" :naked="props.design == 2">
+		<template slot="header">%fa:camera%%i18n:desktop.tags.mk-photo-stream-home-widget.title%</template>
+
+		<p :class="$style.fetching" v-if="fetching">%fa:spinner .pulse .fw%%i18n:common.loading%<mk-ellipsis/></p>
+		<div :class="$style.stream" v-if="!fetching && images.length > 0">
+			<div v-for="image in images" :class="$style.img" :style="`background-image: url(${image.url}?thumbnail&size=256)`"></div>
+		</div>
+		<p :class="$style.empty" v-if="!fetching && images.length == 0">%i18n:desktop.tags.mk-photo-stream-home-widget.no-photos%</p>
+	</mk-widget-container>
+</div>
+</template>
+
+<script lang="ts">
+import define from '../../../common/define-widget';
+export default define({
+	name: 'photo-stream',
+	props: () => ({
+		design: 0
+	})
+}).extend({
+	data() {
+		return {
+			images: [],
+			fetching: true,
+			connection: null,
+			connectionId: null
+		};
+	},
+	mounted() {
+		this.connection = (this as any).os.stream.getConnection();
+		this.connectionId = (this as any).os.stream.use();
+
+		this.connection.on('drive_file_created', this.onDriveFileCreated);
+
+		(this as any).api('drive/stream', {
+			type: 'image/*',
+			limit: 9
+		}).then(images => {
+			this.images = images;
+			this.fetching = false;
+		});
+	},
+	beforeDestroy() {
+		this.connection.off('drive_file_created', this.onDriveFileCreated);
+		(this as any).os.stream.dispose(this.connectionId);
+	},
+	methods: {
+		onDriveFileCreated(file) {
+			if (/^image\/.+$/.test(file.type)) {
+				this.images.unshift(file);
+				if (this.images.length > 9) this.images.pop();
+			}
+		},
+		func() {
+			if (this.props.design == 2) {
+				this.props.design = 0;
+			} else {
+				this.props.design++;
+			}
+		}
+	}
+});
+</script>
+
+<style lang="stylus" module>
+.root[data-melt]
+	.stream
+		padding 0
+
+	.img
+		border solid 4px transparent
+		border-radius 8px
+
+.stream
+	display -webkit-flex
+	display -moz-flex
+	display -ms-flex
+	display flex
+	justify-content center
+	flex-wrap wrap
+	padding 8px
+
+	.img
+		flex 1 1 33%
+		width 33%
+		height 80px
+		background-position center center
+		background-size cover
+		border solid 2px transparent
+		border-radius 4px
+
+.fetching
+.empty
+	margin 0
+	padding 16px
+	text-align center
+	color #aaa
+
+	> [data-fa]
+		margin-right 4px
+
+</style>