多语言切换icon及切换方式代码调整

src/components/tools/UserMenu.vue

@@ -1,7 +1,11 @@
 <template>
   <div class="user-wrapper" :class="theme">
-    <span @click="changeLang('zh-CN')">zh</span>
-    <span style="margin-left: 10px;" @click="changeLang('en-US')">en</span>
+    <span class="language" @click="changeLang">
+      <img :src="$i18n.locale=='zh-CN'?langIcon_en:langIcon_zh" alt="">
+      <!-- <img :src=langIcon_zh alt=""> -->
+    </span>
+    <!-- <span @click="changeLang('zh-CN')">zh</span>
+    <span style="margin-left: 10px;" @click="changeLang('en-US')">en</span> -->
     <header-notice class="action"/>
     <a-dropdown>
       <span class="action action-full ant-dropdown-link user-dropdown-menu">
@@ -65,7 +69,9 @@ import i18nMixin from '@/store/i18n-mixin'
     name: "UserMenu",
     mixins: [mixinDevice,i18nMixin],
     data(){
-      return{
+      return {
+        langIcon_zh:require('@/assets/images/header/zh.png'),
+        langIcon_en:require('@/assets/images/header/en.png'),
         // update-begin author:sunjianlei date:20200219 for: 头部菜单搜索规范命名 --------------
         searchMenuOptions:[],
         searchMenuComp: 'span',
@@ -90,9 +96,10 @@ import i18nMixin from '@/store/i18n-mixin'
     created() {
       let lists = []
       this.searchMenus(lists,this.permissionMenuList)
-      this.searchMenuOptions=[...lists]
+      this.searchMenuOptions = [...lists]
     },
     mounted() {
+      console.log(this.$i18n.locale);
       //如果是单点登录模式
       if (process.env.VUE_APP_SSO == 'true') {
         let depart = this.userInfo().orgCode
@@ -121,9 +128,10 @@ import i18nMixin from '@/store/i18n-mixin'
       // update-end author:sunjianlei date:20200219 for: 菜单搜索改为动态组件，在手机端呈现出弹出框
     },
   methods: {
-    changeLang(key) {
-        this.$i18n.locale = key
-        this.setLang(key)
+    changeLang() {
+        let lang = this.$i18n.locale == "zh-CN" ? "en-US" : "zh-CN"
+        this.$i18n.locale = lang
+        this.setLang(lang)
       },
       /* update_begin author:zhaoxin date:20191129 for: 做头部菜单栏导航*/
       showClick() {
@@ -243,6 +251,17 @@ import i18nMixin from '@/store/i18n-mixin'
       }
     }
   }
+  .language{
+    display: inline-block;
+    width: 21px;
+    height: 21px;
+    cursor: pointer;
+    margin-right: 5px;
+    img{
+      width: 100%;
+      height: 100%;
+    }
+  }
   /* 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>