select 滚动条

ruoyi-ui/src/views/benyi/teacherassessment/index.vue

@@ -22,6 +22,7 @@
         <el-col :xs="24" :ms="12" :md="5">
           <el-form-item label="选择教师" prop="jsid">
             <el-select
+              ref="fieldSelect"
               v-model="queryParams.jsid"
               clearable
               size="small"
@@ -382,6 +383,13 @@ export default {
       });
     },
   },
+  mounted() {
+    this.$nextTick(function () {
+      this.$refs.fieldSelect.$refs.scrollbar.$el.classList.add(
+        "scroll-opacity"
+      );
+    });
+  },
   methods: {
     /** 查询教师月绩效考核列表 */
     getList() {
@@ -564,4 +572,9 @@ export default {
 .no-margin ::v-deep.el-form-item__content {
   margin: 0 !important;
 }
+.el-select-dropdown
+  .scroll-opacity.el-scrollbar
+  .el-scrollbar__bar.is-vertical {
+  opacity: 1; //改为0不显示滚动条
+}
 </style>