127 lines
3.2 KiB
Vue
127 lines
3.2 KiB
Vue
<docs>
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---
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order: 3
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title:
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zh-CN: 照片墙
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en-US: Pictures Wall
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---
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## zh-CN
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用户可以上传图片并在列表中显示缩略图。当上传照片数到达限制后，上传按钮消失。
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## en-US
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After users upload picture, the thumbnail will be shown in list. The upload button will disappear when count meets limitation.
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</docs>
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<template>
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<div class="clearfix">
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<a-upload
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v-model:file-list="fileList"
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action="https://www.mocky.io/v2/5cc8019d300000980a055e76"
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list-type="picture-card"
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@preview="handlePreview"
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>
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<div v-if="fileList.length < 8">
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<plus-outlined />
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<div class="ant-upload-text">Upload</div>
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</div>
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</a-upload>
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<a-modal :visible="previewVisible" :footer="null" @cancel="handleCancel">
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<img alt="example" style="width: 100%" :src="previewImage" />
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</a-modal>
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</div>
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</template>
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<script lang="ts">
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import { PlusOutlined } from '@ant-design/icons-vue';
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import { defineComponent, ref } from 'vue';
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import type { UploadChangeParam, UploadProps } from 'ant-design-vue';
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function getBase64(file: File) {
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return new Promise((resolve, reject) => {
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const reader = new FileReader();
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reader.readAsDataURL(file);
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reader.onload = () => resolve(reader.result);
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reader.onerror = error => reject(error);
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});
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}
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export default defineComponent({
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components: {
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PlusOutlined,
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},
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setup() {
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const previewVisible = ref<boolean>(false);
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const previewImage = ref<string | undefined>('');
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const fileList = ref<UploadProps['fileList']>([
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{
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uid: '-1',
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name: 'image.png',
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status: 'done',
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url: 'https://zos.alipayobjects.com/rmsportal/jkjgkEfvpUPVyRjUImniVslZfWPnJuuZ.png',
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},
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{
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uid: '-2',
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name: 'image.png',
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status: 'done',
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url: 'https://zos.alipayobjects.com/rmsportal/jkjgkEfvpUPVyRjUImniVslZfWPnJuuZ.png',
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},
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{
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uid: '-3',
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name: 'image.png',
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status: 'done',
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url: 'https://zos.alipayobjects.com/rmsportal/jkjgkEfvpUPVyRjUImniVslZfWPnJuuZ.png',
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},
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{
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uid: '-4',
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name: 'image.png',
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status: 'done',
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url: 'https://zos.alipayobjects.com/rmsportal/jkjgkEfvpUPVyRjUImniVslZfWPnJuuZ.png',
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},
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{
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uid: '-5',
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name: 'image.png',
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status: 'error',
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},
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]);
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const handleCancel = () => {
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previewVisible.value = false;
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};
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const handlePreview = async (file: UploadProps['fileList'][number]) => {
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if (!file.url && !file.preview) {
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file.preview = (await getBase64(file.originFileObj)) as string;
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}
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previewImage.value = file.url || file.preview;
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previewVisible.value = true;
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};
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const handleChange = ({ fileList: newFileList }: UploadChangeParam) => {
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fileList.value = newFileList;
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};
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return {
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previewVisible,
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previewImage,
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fileList,
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handleCancel,
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handlePreview,
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handleChange,
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};
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},
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});
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</script>
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<style>
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/* you can make up upload button and sample style by using stylesheets */
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.ant-upload-select-picture-card i {
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font-size: 32px;
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color: #999;
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}
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.ant-upload-select-picture-card .ant-upload-text {
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margin-top: 8px;
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color: #666;
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}
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</style>
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