element-plus/docs/examples/upload/avatar.vue

72 lines
1.6 KiB
Vue

<template>
<el-upload
class="avatar-uploader"
action="https://run.mocky.io/v3/9d059bf9-4660-45f2-925d-ce80ad6c4d15"
:show-file-list="false"
:on-success="handleAvatarSuccess"
:before-upload="beforeAvatarUpload"
>
<img v-if="imageUrl" :src="imageUrl" class="avatar" />
<el-icon v-else class="avatar-uploader-icon"><Plus /></el-icon>
</el-upload>
</template>
<script lang="ts" setup>
import { ref } from 'vue'
import { ElMessage } from 'element-plus'
import { Plus } from '@element-plus/icons-vue'
import type { UploadProps } from 'element-plus'
const imageUrl = ref('')
const handleAvatarSuccess: UploadProps['onSuccess'] = (
response,
uploadFile
) => {
imageUrl.value = URL.createObjectURL(uploadFile.raw!)
}
const beforeAvatarUpload: UploadProps['beforeUpload'] = (rawFile) => {
if (rawFile.type !== 'image/jpeg') {
ElMessage.error('Avatar picture must be JPG format!')
return false
} else if (rawFile.size / 1024 / 1024 > 2) {
ElMessage.error('Avatar picture size can not exceed 2MB!')
return false
}
return true
}
</script>
<style scoped>
.avatar-uploader .avatar {
width: 178px;
height: 178px;
display: block;
}
</style>
<style>
.avatar-uploader .el-upload {
border: 1px dashed var(--el-border-color);
border-radius: 6px;
cursor: pointer;
position: relative;
overflow: hidden;
transition: var(--el-transition-duration-fast);
}
.avatar-uploader .el-upload:hover {
border-color: var(--el-color-primary);
}
.el-icon.avatar-uploader-icon {
font-size: 28px;
color: #8c939d;
width: 178px;
height: 178px;
text-align: center;
}
</style>