Table: Fix scroll Y bug

examples/play/index.vue

@@ -1,15 +1,84 @@
 <template>
   <div style="margin: 20px;">
-    <el-input v-model="input" placeholder="请输入内容"></el-input>
+    <el-table
+        :data="tableData"
+        height="400px"
+        border
+        ref="table"
+    >
+      <el-table-column
+          prop="date"
+          label="日期"
+          width="180">
+      </el-table-column>
+      <el-table-column
+          prop="name"
+          label="姓名"
+          width="180">
+      </el-table-column>
+      <el-table-column
+          prop="address"
+          label="地址">
+      </el-table-column>
+      <el-table-column prop="" width="" label="操作">
+        <template slot-scope="{row}">
+          <el-button size="mini" type="success" @click="handleClick">添加</el-button>
+          <div v-if="showText">
+            我是添加的内容<br>
+            我是添加的内容<br>
+            我是添加的内容<br>
+            我是添加的内容<br>
+            我是添加的内容<br>
+            我是添加的内容<br>
+            我是添加的内容<br>
+          </div>
+        </template>
+      </el-table-column>
+    </el-table>
   </div>
 </template>
 
 <script>
-  export default {
-    data() {
-      return {
-        input: 'Hello Element UI!'
-      };
+export default {
+  data() {
+    return {
+      // domHeight: '',
+      showText: false,
+      tableData: [{
+        date: '2016-05-02',
+        name: '王小虎',
+        province: '上海',
+        city: '普陀区',
+        address: '上海市普陀区金沙江路 1518 弄',
+        zip: 200333,
+        tag: '家'
+      }, {
+        date: '2016-05-04',
+        name: '王小虎',
+        province: '上海',
+        city: '普陀区',
+        address: '上海市普陀区金沙江路 1517 弄',
+        zip: 200333,
+        tag: '公司'
+      }]
+    };
+  },
+  mounted() {
+    this.init()
+  },
+  computed:{
+    domHeight() {
+      return document.querySelector('.el-table__body').offsetHeight;
     }
-  };
+  },
+  methods: {
+    init() {
+      // this.domHeight = document.querySelector('.el-table__body').offsetHeight;
+    },
+    handleClick(row) {
+      this.showText = !this.showText
+      this.$refs['table'].updateScrollY()
+    }
+  }
+};
 </script>