vue2.0使用better-scroll

安装命令：

npm install better-scroll

引入better-scroll

import scroll from 'better-scroll';

methods:{
			scrolls(){
			
				this.menuScroll=new scroll(this.$refs['menu-wrap'],{})
				this.foodScroll=new scroll(this.$refs['food-wrap'],{})
			},
		}

vue访饿了么滚动

<template>
    <div class="goods">
        <div class="menu-wrap" ref="menu">
            <ul>
                <li v-for="(item,index) in goodsList" class="menu-item" :class="{'current':currentIndex===index}" >
                    
                        <icon v-if="item.type>0" :types="item.type"></icon>
                        <span class="text">{{item.name}}</span>
                    
                </li>
                
            </ul>
        </div>
        <div class="foods-wrap" ref="food">
            <ul>
                <li v-for="item in goodsList" class="food-list">
                    <h1 class="title">{{item.name}}</h1>
                    <ul>
                        <li v-for="food in item.foods" class="food-item">
                            <div class="icon">
                                <img width="57" height="57" :src="food.icon" alt="">
                            </div>
                            <div class="content">
                                <h2 class="name">{{food.name}}</h2>
                                <p class="desc">{{food.description}}</p>
                                <div class="month">
                                    <span class="count">预售{{food.sellCount}}份</span>
                                    <span>好评率{{food.rating}}%</span>
                                </div>
                                <div class="price">
                                    <span class="new">￥{{food.price}}</span>
                                    <span class="old" v-show="food.oldPrice">{{food.oldPrice}}</span>
                                </div>
                            </div>
                        </li>
                    </ul>
                </li>
            </ul>
        </div>
    </div>
</template>

<script>
    import icon from '../icon/icon';
    import scroll from 'better-scroll';
    export default{
        name:'goods',
        data(){
            return {
                goodsList:[],
                heightList:[],//存入高度
                scrollY:0
            }
        },
        props:{
            seller:{
                type:Object
            }
        },
        computed:{
            currentIndex(){
                for(let i=0;i<this.heightList.length;i++){
                    let height1=this.heightList[i];//第一个高度
                    let height2=this.heightList[i+1];//第二个高度
                    //判断当前的滚动的高度是在存放高度数组中那个区间滚动，然后返回
                    if(this.scrollY>=height1&&this.scrollY<height2 ){
                        console.log(this.scrollY,height1,height2)
                        //这里是判断数组的最后一个是否存在
                        if(height2){
                            return i;
                        }else{
                            return 0;
                        }
                    }
                }
                
            }
        },
        methods:{
            scrolls(){
            
                this.menuScroll=new scroll(this.$refs['menu'],{})
                this.foodScroll=new scroll(this.$refs['food'],{
                    probeType:3
                })
                this.foodScroll.on('scroll',(pos)=>{
                    //当前滚动的位置，需要返回正数
                    this.scrollY=Math.abs(Math.round(pos.y));
                    
                })
            },
            heights(){
                var foodList=this.$refs['food'].getElementsByClassName('food-list');
                var h=0;
                this.heightList.push(h);
                
                for(let i=0;i<foodList.length;i++){
                    //记录每个dom元素的高度
                    h+=foodList[i].clientHeight;
                    
                    this.heightList.push(h);
                }
                
                
            }
        },
        created(){
            this.$axios.get('/api/goods').then(res=>{
                if(res.status==200){
                    this.goodsList=res.data.data;
                    // console.log(this.goodsList)
                    this.$nextTick(function(){
                        this.scrolls();
                        //计算高度
                        this.heights();
                        
                    })
                }else{
                    console.log(res)
                }
            }).catch(error=>{
                console.log(error)
            })
            
        },
        components:{
            icon
        },
        
        
    }
</script>

<style scoped lang="less">
.goods{
    display: flex;  
    position: absolute;
    width: 100%;
    top: 177px;
    bottom: 46px;
    overflow: hidden;
    .menu-wrap{
        width: 80px;
        background: #f3f5f7;
        ul{
            overflow-y: auto;
        }
        .menu-item{
            display: flex;
            align-items: center;
            height: 54px;
            padding:0 12px;
            line-height: 14px;
            border-bottom: 1px solid rgba(7, 17, 27, .1);
            &.current{
                background: #ccc;
            }
            .icon{
                width: 30px;
                height: 30px;
                
                margin-right: 2px;
            }
            .text{
                font-size: 12px;
                font-weight: 200;   
                
                
                
            }
        }
    }
    .foods-wrap{
        flex: 1;
        .title{
            padding-left: 14px;
            height: 26px;
            line-height: 26px;
            border-left: 2px solid #d9dde1;
            font-size: 12px;
            color: rgb(143, 153, 159);
            background: #f3f5f7;
        }
        .food-item{
            display: flex;
            margin: 18px;
            padding-bottom: 18px;
            border-bottom: 1px solid rgba(7, 17, 27, .1);
            &:last-child{
                border-bottom: none;
                margin-bottom: 0;
            }
            .icon{
                margin-right: 10px;
                
            }
            .content{
                flex: 1;
                .name{
                    font-size: 14px;
                    line-height: 14px;
                    font-size: 14px;
                    color: rgb(7, 17, 27);          
                }
                .desc{
                    margin: 8px 0;
                    line-height: 14px;
                    font-size: 12px;
                    color: rgb(7, 17, 27);  
                }
                .month{
                    line-height: 10px;
                    font-size: 10px;
                    color: rgb(7, 17, 27);  
                }
                
                .price{
                    font-weight: 700;
                    line-height: 24px;
                    .new{
                        margin-right: 8px;
                        font-size: 14px;
                        color: rgb(240, 20, 20)
                    }
                    .old{
                        text-decoration: line-through;
                        font-size: 10px;
                        color: rgb(143, 153, 159);
                    }
                }
            }
        }
    }
}
</style>

官方API

https://ustbhuangyi.github.io/better-scroll/doc/zh-hans/options.html#bouncetime