From cef02a30b02a31242521e9e678cfeaad6f09448c Mon Sep 17 00:00:00 2001
From: Bowen <z.bowen66@gmail.com>
Date: Sun, 8 Jul 2018 16:49:04 +0800
Subject: [PATCH] perf: using "router" mode of el-menu.

---
 .../layout/components/Sidebar/SidebarItem.vue | 20 ++++++++-----------
 src/views/layout/components/Sidebar/index.vue |  1 +
 2 files changed, 9 insertions(+), 12 deletions(-)

diff --git a/src/views/layout/components/Sidebar/SidebarItem.vue b/src/views/layout/components/Sidebar/SidebarItem.vue
index 12257eb4..d06d8e17 100644
--- a/src/views/layout/components/Sidebar/SidebarItem.vue
+++ b/src/views/layout/components/Sidebar/SidebarItem.vue
@@ -1,12 +1,10 @@
 <template>
   <div v-if="!item.hidden&&item.children" class="menu-wrapper">
 
-      <router-link v-if="hasOneShowingChildren(item.children) && !item.children[0].children&&!item.alwaysShow" :to="resolvePath(item.children[0].path)">
-        <el-menu-item :index="resolvePath(item.children[0].path)" :class="{'submenu-title-noDropdown':!isNest}">
-          <svg-icon v-if="item.children[0].meta&&item.children[0].meta.icon" :icon-class="item.children[0].meta.icon"></svg-icon>
-          <span v-if="item.children[0].meta&&item.children[0].meta.title" slot="title">{{generateTitle(item.children[0].meta.title)}}</span>
-        </el-menu-item>
-      </router-link>
+      <el-menu-item v-if="hasOneShowingChildren(item.children) && !item.children[0].children&&!item.alwaysShow" :index="resolvePath(item.children[0].path)" :class="{'submenu-title-noDropdown':!isNest}">
+        <svg-icon v-if="item.children[0].meta&&item.children[0].meta.icon" :icon-class="item.children[0].meta.icon"></svg-icon>
+        <span v-if="item.children[0].meta&&item.children[0].meta.title" slot="title">{{generateTitle(item.children[0].meta.title)}}</span>
+      </el-menu-item>
 
       <el-submenu v-else :index="item.name||item.path">
         <template slot="title">
@@ -17,12 +15,10 @@
         <template v-for="child in item.children" v-if="!child.hidden">
           <sidebar-item :is-nest="true" class="nest-menu" v-if="child.children&&child.children.length>0" :item="child" :key="child.path" :base-path="resolvePath(child.path)"></sidebar-item>
 
-          <router-link v-else :to="resolvePath(child.path)" :key="child.name">
-            <el-menu-item :index="resolvePath(child.path)">
-              <svg-icon v-if="child.meta&&child.meta.icon" :icon-class="child.meta.icon"></svg-icon>
-              <span v-if="child.meta&&child.meta.title" slot="title">{{generateTitle(child.meta.title)}}</span>
-            </el-menu-item>
-          </router-link>
+          <el-menu-item v-else :index="resolvePath(child.path)" :key="child.name">
+            <svg-icon v-if="child.meta&&child.meta.icon" :icon-class="child.meta.icon"></svg-icon>
+            <span v-if="child.meta&&child.meta.title" slot="title">{{generateTitle(child.meta.title)}}</span>
+          </el-menu-item>
         </template>
       </el-submenu>
 
diff --git a/src/views/layout/components/Sidebar/index.vue b/src/views/layout/components/Sidebar/index.vue
index 52b00f10..41bd99b1 100644
--- a/src/views/layout/components/Sidebar/index.vue
+++ b/src/views/layout/components/Sidebar/index.vue
@@ -8,6 +8,7 @@
       background-color="#304156"
       text-color="#bfcbd9"
       active-text-color="#409EFF"
+      router
     >
       <sidebar-item v-for="route in permission_routers" :key="route.name" :item="route" :base-path="route.path"></sidebar-item>
     </el-menu>