bug修改

src/components/tools/UserMenu.vue

@@ -3,7 +3,8 @@
     <a-dropdown>
       <span class="action action-full ant-dropdown-link user-dropdown-menu" style='color: #fff'>
         <a-avatar class="avatar" size="small" :src="getAvatar()"/>
-        <span v-if="isDesktop()">欢迎您，{{ username }}</span>
+        <span v-if="isDesktop()"><j-ellipsis :value="`欢迎您，${username}`" :length="10"></j-ellipsis></span>
+<!--        {{ username }}-->
       </span>
       <a-menu slot="overlay" class="user-dropdown-menu-wrapper">
         <a-menu-item key="0">
@@ -222,6 +223,11 @@ export default {
   }
 }
 
+.user-dropdown-menu-wrapper.ant-dropdown-menu .ant-dropdown-menu-item {
+  width: 100%;
+  text-align: center;
+}
+
 /* update-end author:sunjianlei date:20191220 for: 解决全局样式冲突问题 */
 /* update_end author:zhaoxin date:20191129 for: 让搜索框颜色能随主题颜色变换*/
 </style>