修改1.07首页子目录跳转后回来没有固定位置的问题

pages/course/index.vue

@@ -2,7 +2,7 @@
 	<view>
 		<!-- 公共组件-每个页面必须引入 -->
 		<public-module></public-module>
-		<z-nav-bar :title="pageTitle"><view class="curseSet" slot="right" @click="shuomingPage('/pages/course/courseSet',tagId,pid)"><uni-icons type="info" size="24"></uni-icons> 课程说明</view></z-nav-bar>
+		<z-nav-bar :title="pageTitle" @back='handleBack'><view class="curseSet" slot="right" @click="shuomingPage('/pages/course/courseSet',tagId,pid)"><uni-icons type="info" size="24"></uni-icons> 课程说明</view></z-nav-bar>
 		<view class="tabsBox" :class="[fixed ? 'fixed' : '' ]">
 			<u-tabs v-if="tabList.length > 0" :class="['tabList']" @click="fatherClick" :current="curTagId"
 				:activeStyle="activeStyle" :scrollable="scrollable" :list="tabList"
@@ -160,6 +160,9 @@
 		},
 		//方法
 		methods: {
+			handleBack(){
+				uni.setStorageSync('fixed',true)
+			},
 			surl(imageurl) {
 				return `url(${imageurl})`
 			},