<el-upload
class="avatar-uploader"
:show-file-list="false"
with-credentials //携带cookie
name="file"
:action="uploadUrl()"
:on-error="uploadError"
:on-success="handleAvatarSuccess"
:before-upload="beforeAvatarUpload"
enctype="multipart/form-data">
<img v-if="imageUrl" :src="noticeImageUrl" class="avatar">
<i v-else class="el-icon-plus avatar-uploader-icon"></i>
</el-upload>
下边是方法,执行顺序:beforeAvatarUpload ---执行action提交----执行handleAvatarSuccess or uploadError
uploadUrl() {
var url = process.env.BASE_API + "url" // 生产环境和开发环境的判断
return url
},
uploadError() {
this.$message.error('上传失败,请重新上传')
// this.showNoticeUploading = false
},
// 上传图片-成功
handleAvatarSuccess(res, file) {
if (this.activeName == '1') {
this.imageUrl = URL.createObjectURL(file.raw)
this.showNoticeUploading = false
this.noticeImageUrl = res
this.noteInform.templatePicture = res
} else if (this.activeName == '3') {
this.markingpic = URL.createObjectURL(file.raw)
this.showMarkingUploading = false
this.marketImageUrl = res
this.marketingInform.templatePicture = res
}
},
// 图片长传-之前
beforeAvatarUpload(file) {
this.showNoticeUploading = true
const isJPG = file.type === 'image/jpeg';
const isLt2M = file.size / 1024 / 1024 < 2;
if (!isJPG) {
this.$message.error('上传头像图片只能是 JPG 格式!')
return
}
if (!isLt2M) {
this.$message.error('上传头像图片大小不能超过 2MB!')
return
}
},