Vue一个小界面

 左边分组实现

<el-row :gutter="10">
        <el-col :span="4">
          <div class="me_title">海报分组</div>
          <div
            style="height:60vh;overflow-y: auto;border: 1px solid #dfe6ec；font-size: 14px;">
            <div
              v-for="(item, index) in groups"
              @click="selectGroup(index, item)"
            >
              <div
                :style="
                  isSelectGroup == index
                    ? 'background:#F2F2F2;color:#000;font-weight:600'
                    : 'color:#555'
                "
                class="m-group"
              >
                <div style="line-height:32px">{{ item.name }}</div>
              </div>
            </div>
          </div>
          <!-- <el-tree :data="data" :props="{ value: 'id',label:'name' }"  node-key="id" style="height:500px;overflow-y: auto;border: 1px solid #dfe6ec;padding-top: 6px;" ref="vueTree" @node-click="handleNodeClick"  :highlight-current="true"></el-tree> -->
        </el-col>

groups: [],
..................................................
groupsId: '', // 选择的groupId
...............................................
getGroup() {       //初始化
      this.$axios.get('base/posterCategorys/getCategorys').then(res => {
        if (res.success) {
          this.groups = [{ name: '全部', id: '' }].concat(res.content)
          this.groupsId = ''
          this.getData()
        }
      })
        .catch(res => {})
    },
....................................................
selectGroup(index, item) {
      this.isSelectGroup = index
      this.groupsId = item.id
      this.imgIds = []
      this.getData()
    },
.....................................................

右边图片

<el-col :span="20">
          <div
            :gutter="10"
            style="height:calc(60vh + 37px);overflow:auto;border:1px solid #ddd;padding:10px"
          >
            <div v-if="imgList.length == 0">
              <div style="color:#555;text-align:center;line-height:510px">暂无数据</div>
            </div>
            <div v-else style="display:flex;flex-wrap:wrap;align-items:flex-start">
              <div
                v-for="(item, index) in imgList"
                :key="index"
                :style="
                  !item.select
                    ? 'background:#fff !important;border-color:#fff;border:1px solid #efefef'
                    : ''
                "
                class="m-img-box"
                @click="selectImg(item, index)"
              >
                <el-image
                  :src="item.img"
                  :fit="'contain'"
                  style="150px;height:120px"
                />
                <div
                  style="150px;display:flex;padding:5px 0;justify-content:space-between"
                ><el-tooltip
                  :content="item.name"
                  class="item"
                  effect="dark"
                  placement="top-start"
                >
                  <div
                    style="50%;overflow:hidden;line-height:20px;overflow: hidden;text-overflow:ellipsis;white-space: nowrap;font-size:14px"
                  >
                    {{ item.name }}
                  </div>
                </el-tooltip>
                  <div style="50%;display:flex">
                    <span style="color:#52B381">|</span>
                    <el-button
                      type="text"
                      style="padding:0px"
                      @click="initFormData(item.id)"
                    >编辑</el-button
                    >
                    <el-button
                      type="text"
                      style="padding:0px"
                      @click="deleteImg(item.id)"
                    >删除</el-button
                    >
                  </div>
                </div>
              </div>
            </div>
          </div>
        </el-col>