Files
iotlcm/vue/apps/web-antd/src/adapter/component/helpers/with-preview-upload.ts
T
MiFaZhan 3106d96ac7 chore: 初始开源发布
iotlcm-admin-ui:管理前端(基于 Vben Admin 5.5.9 二次开发)。

- 天地图 API Key → YOUR_TIANDITU_KEY
- OAuth 客户端 ID → your-client-id,store 加密密钥 → 提示自行替换
- Makefile 移除明文 registry 登录口令,镜像地址改
- appIcon 指向内网图床的链接 → /favicon.ico
- 真实手机号 → 合法 11 位编造号(保留号段前 3 位 + 后 4 位)
- 真实邮箱 → example.com(署名头内的上游作者邮箱保留)
- 移除 CI 触发器
- 补 MIT LICENSE(含 Vben Admin 上游声明)+ README
- 统一 LF 行尾并加 .gitattributes

上游 Vben Admin 的版权与许可声明完整保留(各源文件 @Author/@Copyright 头 + LICENSE)。
2026-10-26 13:46:34 +08:00

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TypeScript
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import type {
UploadChangeParam,
UploadFile,
UploadProps,
} from 'ant-design-vue';
import { defineComponent, h, ref, watch } from 'vue';
import { IconifyIcon } from '@vben/icons';
import { $t } from '@vben/locales';
import { isEmpty } from '@vben/utils';
import { Button, Upload } from '../antd';
import { previewImage } from './upload-preview';
/**
* Upload 未提供自定义插槽时,补齐项目统一的默认上传按钮。
*/
function createDefaultSlotsWithUpload(listType: string, placeholder: string) {
switch (listType) {
case 'picture-card': {
return {
default: () => placeholder,
};
}
default: {
return {
default: () =>
h(
Button,
{
icon: h(IconifyIcon, {
icon: 'ant-design:upload-outlined',
class: 'mb-1 size-4',
}),
},
() => placeholder,
),
};
}
}
}
/**
* 适配 Ant Design Vue Upload 到 Vben Form:
* - 使用 modelValue 与表单值同步
* - 上传列表为空时回写 undefined
* - 内置图片预览,非图片文件直接打开地址
*/
export const withPreviewUpload = () => {
return defineComponent({
name: Upload.name,
emits: ['change', 'update:modelValue'],
setup: (
props: any,
{ attrs, slots, emit }: { attrs: any; emit: any; slots: any },
) => {
const previewVisible = ref<boolean>(false);
const placeholder = attrs?.placeholder || $t(`ui.placeholder.upload`);
const listType = attrs?.listType || attrs?.['list-type'] || 'text';
const fileList = ref<UploadProps['fileList']>(
attrs?.fileList || attrs?.['file-list'] || [],
);
const handleChange = async (event: UploadChangeParam) => {
fileList.value = event.fileList;
emit('change', event);
emit(
'update:modelValue',
event.fileList?.length ? fileList.value : undefined,
);
};
const handlePreview = async (file: UploadFile) => {
previewVisible.value = true;
await previewImage(file, previewVisible, fileList);
};
const renderUploadButton = (): any => {
const isDisabled = attrs.disabled;
// 禁用状态下只展示文件列表,不再渲染上传入口
if (isDisabled) {
return null;
}
return isEmpty(slots)
? createDefaultSlotsWithUpload(listType, placeholder)
: slots;
};
// 监听 formApi.setValues 等外部回填,保持 Upload 内部 fileList 同步
watch(
() => attrs.modelValue,
(res) => {
fileList.value = res;
},
);
return () =>
h(
Upload,
{
...props,
...attrs,
fileList: fileList.value,
onChange: handleChange,
onPreview: handlePreview,
},
renderUploadButton(),
);
},
});
};