jje_spread_uniapp/pages/directPromotionList/directPromotionList.vue

<template>
	<view class="page">
		<view :style="{height:height}" class="list">
			<mescroll-item ref="MescrollItem" :i="0"  :index="0"  :height="height">
			</mescroll-item>
		</view>
		<!--#ifdef H5-->
		<liu-drag-button @clickBtn="back">返回</liu-drag-button>
		<!--#endif-->
	</view>
</template>

<script>
	import MescrollItem from "./module/mescrollUni-item.vue";
	export default {
		components: {MescrollItem},
		data() {
			return {
				height:'',
			}
		},
		onLoad(e) {
			let sysInfo = uni.getSystemInfoSync()
			this.height = sysInfo.windowHeight  - 70 + 'px' //除标题栏栏外的屏幕可用高度
		},
		methods: {
			back() {
				let pages = getCurrentPages()
				if (pages.length > 1){
					uni.navigateBack({
						delta: 1,
						fail:err=>{
							console.log(err)
						}
					})
				}else {
					uni.switchTab({
						url: '/pages/my/my'
					});
				}

			},

		}
	}
</script>

<style lang="scss" scoped>
	@import './index.rpx.css';
</style>