实现刷新不重置菜单项 --fix1

src/components/app-mob-menu-default-view/app-mob-menu-default-view.vue

 <template>
-    <ion-tabs class="app-mob-menu-default-view" @ionTabsDidChange="selectItem($event)">
+    <ion-tabs ref="ionNav" class="app-mob-menu-default-view" @ionTabsDidChange="selectItem($event)">
         <template v-for="item in items">
                 <template v-if="!item.hidden">
                     <ion-tab :key="item.id" :tab="item.name" >
@@ -139,16 +139,15 @@ export default class AppMobMenuDefaultView extends Vue {
     public mounted() {
         let ionNav:any = this.$refs.ionNav;
         let currPage = sessionStorage.getItem("currId");
-        
-        this.items.forEach((item:any,index:number) => {
         if(currPage){
+            this.items.forEach((item:any,index:number) => {
                 if(item.id == currPage){
-                    this.activeId = currPage ;   
+                    this.activeId =  item.id       
                     ionNav.select(item.name);
                 }
-            }
             })
         } 
+    }
 
     /**
      * 点击菜单事件