Vent-App/pages/home/firstmodel.vue

<template>
	<view>
		<view v-if="menushow" class="menupage">
		     <DeviceMenu @menuClick="menuClick"></DeviceMenu>
		</view>
		<view v-if="!menushow" class="cu-form-group menubtn" @click="devicemenuShow">
		     ≡
		</view>
		<cu-custom><block slot="content">设备监控</block></cu-custom>
		<view v-show="!menushow"  scroll-x class="top-nav">
			<view class="flex text-center">
				<view class="cu-item flex-sub" :current= 'currentTab'  v-for="(item,index) in 4" :key="index" @tap="tabSelect" :data-id="index">
					Tab{{index}}
				</view>
			</view>
			<view class="flex text-center top-nav2" v-show="currentTab === 0">
				<view class="cu-item flex-sub" v-for="(item,index) in tab0data" :key="item.id" @tap="tabSelect" :data-id="item.id">
					{{item.name}}
				</view>
			</view>
		</view>
		<view v-show="!menushow" class="main">
			<view class="card" v-for="(item,index) in 4" :key="index">
				<H1>Tab{{index}}</H1>
			</view>
		</view>
	</view>
</template>

<script>
	import DeviceMenu from './devicemenu/devicemenu.vue'
	export default {
		data() {
			return {
				menushow:false,
				TabCur: 0,
				scrollLeft: 0,
				currentTab:0,
				tab0data:[
					{name:"测风装置",id:0},
					{name:"对射测风",id:1},
					{name:"单点测风",id:2},
					{name:"九点测风",id:3},
				]
			};
		},
		components: {
		    DeviceMenu,
		},
		methods: {
			tabSelect(e) {
				this.currentTab = e.currentTarget.dataset.id;
				this.scrollLeft = (e.currentTarget.dataset.id - 1) * 60
			},
			devicemenuShow(e){
				this.menushow = true;
			},
			menuClick(id){
				this.menushow = false;
			}
		}
	}
</script>

<style>
	.top-nav{
		height: 100rpx;
		line-height: 100rpx;
		background-color: #2aa9f3;
		color: #daaaa;
	}
	.top-nav2{
		background-color:#ffffff
	}
	.main{
		margin-top: 100rpx;
		display: flex;
		flex-direction: column;
	}
	.card{
		background-color: #ffffff;
		margin: auto;
		margin-top: 20rpx;
		width: 90%;
		height: 280rpx;
		border:1rpx solid #000000;
		border-radius: 20rpx;
	}
	.menupage{
		position: absolute;
		z-index: 2;
		top:40rpx;
		overflow-y: scroll;
		height: calc(100% - 40rpx);
		width: 100%;
	}
	.menubtn{
		position: absolute;
		z-index: 2;
		top:5rpx;
		left:5rpx;
		padding-left: 10rpx;
		background-color: #007BFF;
		border-radius: 10rpx;
		height: 40rpx;
		width: 40rpx;
	}
</style>