| | |
| | | list-type="picture-card"
|
| | | :on-success="handleUploadSuccess"
|
| | | :before-upload="handleBeforeUpload"
|
| | | :limit="limit"
|
| | | :on-error="handleUploadError"
|
| | | :on-exceed="handleExceed"
|
| | | name="file"
|
| | | :show-file-list="false"
|
| | | :on-remove="handleRemove"
|
| | | :show-file-list="true"
|
| | | :headers="headers"
|
| | | style="display: inline-block; vertical-align: top"
|
| | | :file-list="fileList"
|
| | | :on-preview="handlePictureCardPreview"
|
| | | :class="{hide: this.fileList.length >= this.limit}"
|
| | | >
|
| | | <el-image v-if="!value" :src="value">
|
| | | <div slot="error" class="image-slot">
|
| | | <i class="el-icon-plus" />
|
| | | </div>
|
| | | </el-image>
|
| | | <div v-else class="image">
|
| | | <el-image :src="value" :style="`width:150px;height:150px;`" fit="fill"/>
|
| | | <div class="mask">
|
| | | <div class="actions">
|
| | | <span title="预览" @click.stop="dialogVisible = true">
|
| | | <i class="el-icon-zoom-in" />
|
| | | </span>
|
| | | <span title="移除" @click.stop="removeImage">
|
| | | <i class="el-icon-delete" />
|
| | | </span>
|
| | | </div>
|
| | | </div>
|
| | | </div>
|
| | | <i class="el-icon-plus"></i>
|
| | | </el-upload>
|
| | | <el-dialog :visible.sync="dialogVisible" title="预览" width="800" append-to-body>
|
| | | <img :src="value" style="display: block; max-width: 100%; margin: 0 auto;">
|
| | | |
| | | <!-- 上传提示 -->
|
| | | <div class="el-upload__tip" slot="tip" v-if="showTip">
|
| | | 请上传
|
| | | <template v-if="fileSize"> 大小不超过 <b style="color: #f56c6c">{{ fileSize }}MB</b> </template>
|
| | | <template v-if="fileType"> 格式为 <b style="color: #f56c6c">{{ fileType.join("/") }}</b> </template>
|
| | | 的文件
|
| | | </div>
|
| | |
|
| | | <el-dialog
|
| | | :visible.sync="dialogVisible"
|
| | | title="预览"
|
| | | width="800"
|
| | | append-to-body
|
| | | >
|
| | | <img
|
| | | :src="dialogImageUrl"
|
| | | style="display: block; max-width: 100%; margin: 0 auto"
|
| | | />
|
| | | </el-dialog>
|
| | | </div>
|
| | | </template>
|
| | |
| | | import { getToken } from "@/utils/auth";
|
| | |
|
| | | export default {
|
| | | props: {
|
| | | value: [String, Object, Array],
|
| | | // 图片数量限制
|
| | | limit: {
|
| | | type: Number,
|
| | | default: 5,
|
| | | },
|
| | | // 大小限制(MB)
|
| | | fileSize: {
|
| | | type: Number,
|
| | | default: 5,
|
| | | },
|
| | | // 文件类型, 例如['png', 'jpg', 'jpeg']
|
| | | fileType: {
|
| | | type: Array,
|
| | | default: () => ["png", "jpg", "jpeg"],
|
| | | },
|
| | | // 是否显示提示
|
| | | isShowTip: {
|
| | | type: Boolean,
|
| | | default: true
|
| | | }
|
| | | },
|
| | | data() {
|
| | | return {
|
| | | dialogImageUrl: "",
|
| | | dialogVisible: false,
|
| | | hideUpload: false,
|
| | | baseUrl: process.env.VUE_APP_BASE_API,
|
| | | uploadImgUrl: process.env.VUE_APP_BASE_API + "/common/upload", // 上传的图片服务器地址
|
| | | headers: {
|
| | | Authorization: "Bearer " + getToken(),
|
| | | },
|
| | | fileList: []
|
| | | };
|
| | | },
|
| | | props: {
|
| | | watch: {
|
| | | value: {
|
| | | type: String,
|
| | | default: "",
|
| | | handler(val) {
|
| | | if (val) {
|
| | | // 首先将值转为数组
|
| | | const list = Array.isArray(val) ? val : this.value.split(',');
|
| | | // 然后将数组转为对象数组
|
| | | this.fileList = list.map(item => {
|
| | | if (typeof item === "string") {
|
| | | if (item.indexOf(this.baseUrl) === -1) {
|
| | | item = { name: this.baseUrl + item, url: this.baseUrl + item };
|
| | | } else {
|
| | | item = { name: item, url: item };
|
| | | }
|
| | | }
|
| | | return item;
|
| | | });
|
| | | } else {
|
| | | this.fileList = [];
|
| | | return [];
|
| | | }
|
| | | },
|
| | | deep: true,
|
| | | immediate: true
|
| | | }
|
| | | },
|
| | | computed: {
|
| | | // 是否显示提示
|
| | | showTip() {
|
| | | return this.isShowTip && (this.fileType || this.fileSize);
|
| | | },
|
| | | },
|
| | | methods: {
|
| | | removeImage() {
|
| | | this.$emit("input", "");
|
| | | // 删除图片
|
| | | handleRemove(file, fileList) {
|
| | | const findex = this.fileList.indexOf(file.name);
|
| | | this.fileList.splice(findex, 1);
|
| | | this.$emit("input", this.listToString(this.fileList));
|
| | | },
|
| | | // 上传成功回调
|
| | | handleUploadSuccess(res) {
|
| | | this.$emit("input", res.url);
|
| | | this.fileList.push({ name: res.fileName, url: res.fileName });
|
| | | this.$emit("input", this.listToString(this.fileList));
|
| | | this.loading.close();
|
| | | },
|
| | | handleBeforeUpload() {
|
| | | // 上传前loading加载
|
| | | handleBeforeUpload(file) {
|
| | | let isImg = false;
|
| | | if (this.fileType.length) {
|
| | | let fileExtension = "";
|
| | | if (file.name.lastIndexOf(".") > -1) {
|
| | | fileExtension = file.name.slice(file.name.lastIndexOf(".") + 1);
|
| | | }
|
| | | isImg = this.fileType.some(type => {
|
| | | if (file.type.indexOf(type) > -1) return true;
|
| | | if (fileExtension && fileExtension.indexOf(type) > -1) return true;
|
| | | return false;
|
| | | });
|
| | | } else {
|
| | | isImg = file.type.indexOf("image") > -1;
|
| | | }
|
| | |
|
| | | if (!isImg) {
|
| | | this.$message.error(
|
| | | `文件格式不正确, 请上传${this.fileType.join("/")}图片格式文件!`
|
| | | );
|
| | | return false;
|
| | | }
|
| | | if (this.fileSize) {
|
| | | const isLt = file.size / 1024 / 1024 < this.fileSize;
|
| | | if (!isLt) {
|
| | | this.$message.error(`上传头像图片大小不能超过 ${this.fileSize} MB!`);
|
| | | return false;
|
| | | }
|
| | | }
|
| | | this.loading = this.$loading({
|
| | | lock: true,
|
| | | text: "上传中",
|
| | | background: "rgba(0, 0, 0, 0.7)",
|
| | | });
|
| | | },
|
| | | // 文件个数超出
|
| | | handleExceed() {
|
| | | this.$message.error(`上传文件数量不能超过 ${this.limit} 个!`);
|
| | | },
|
| | | // 上传失败
|
| | | handleUploadError() {
|
| | | this.$message({
|
| | | type: "error",
|
| | |
| | | });
|
| | | this.loading.close();
|
| | | },
|
| | | },
|
| | | watch: {},
|
| | | // 预览
|
| | | handlePictureCardPreview(file) {
|
| | | this.dialogImageUrl = file.url;
|
| | | this.dialogVisible = true;
|
| | | },
|
| | | // 对象转成指定字符串分隔
|
| | | listToString(list, separator) {
|
| | | let strs = "";
|
| | | separator = separator || ",";
|
| | | for (let i in list) {
|
| | | strs += list[i].url + separator;
|
| | | }
|
| | | return strs != '' ? strs.substr(0, strs.length - 1) : '';
|
| | | }
|
| | | }
|
| | | };
|
| | | </script>
|
| | |
|
| | | <style scoped lang="scss">
|
| | | .image {
|
| | | position: relative;
|
| | | .mask {
|
| | | opacity: 0;
|
| | | position: absolute;
|
| | | top: 0;
|
| | | width: 100%;
|
| | | background-color: rgba(0, 0, 0, 0.5);
|
| | | transition: all 0.3s;
|
| | | }
|
| | | &:hover .mask {
|
| | | opacity: 1;
|
| | | }
|
| | | // .el-upload--picture-card 控制加号部分
|
| | | ::v-deep.hide .el-upload--picture-card {
|
| | | display: none;
|
| | | }
|
| | | </style> |
| | | // 去掉动画效果
|
| | | ::v-deep .el-list-enter-active,
|
| | | ::v-deep .el-list-leave-active {
|
| | | transition: all 0s;
|
| | | }
|
| | |
|
| | | ::v-deep .el-list-enter, .el-list-leave-active {
|
| | | opacity: 0;
|
| | | transform: translateY(0);
|
| | | }
|
| | | </style>
|
| | |
|