vue.js整合vux中的上拉加载下拉刷新实例教程(2)

yarn add axios

//...
 methods: {
 fetchData(cb) {
  axios.get('http://localhost:3000/').then(response => {
  this.$nextTick(() => {
   this.$refs.scrollerBottom.reset()
  })
  cb(response.data)
  })
 }
 }
//...

//...
 methods: {
 refresh() {
  this.fetchData(data => {
  this.list = data.list
  this.$refs.scrollerBottom.enablePullup()
  this.$refs.scrollerBottom.donePulldown()
  })
 },
 loadMore() {
  this.fetchData(data => {
  if (this.list.length >= 10) {
   this.$refs.scrollerBottom.disablePullup()
  }
  this.list = this.list.concat(data.list)
  this.$refs.scrollerBottom.donePullup()
  })
 }
 }
//...

//...
 mounted() {
 this.$nextTick(() => {
  this.$refs.scrollerBottom.reset({top: 0})
 })
 this.loadMore()
 }
//...

<scroller>
 <div style="padding: 10px 0">
 <div class="box" v-for="(item, index) in list" :key="index">
  <p class="list"></p>
 </div>
 </div>
</scroller>

<template>
 <div>
 <x-header :left-options="{'showBack': false}">上拉加载，下拉刷新</x-header>
 <scroller use-pullup :pullup-config="pullupDefaultConfig" @on-pullup-loading="loadMore"
    use-pulldown :pulldown-config="pulldownDefaultConfig" @on-pulldown-loading="refresh"
    lock-x ref="scrollerBottom" height="-48">
  <div style="padding: 10px 0">
  <div class="box" v-for="(item, index) in list" :key="index">
   <p class="list"></p>
  </div>
  </div>
 </scroller>
 </div>
</template>
<script>
 import {Scroller, XHeader} from 'vux'
 import axios from 'axios'

 const pulldownDefaultConfig = {
 content: '下拉刷新',
 height: 40,
 autoRefresh: false,
 downContent: '下拉刷新',
 upContent: '释放后刷新',
 loadingContent: '正在刷新...',
 clsPrefix: 'xs-plugin-pulldown-'
 }
 const pullupDefaultConfig = {
 content: '上拉加载更多',
 pullUpHeight: 60,
 height: 40,
 autoRefresh: false,
 downContent: '释放后加载',
 upContent: '上拉加载更多',
 loadingContent: '加载中...',
 clsPrefix: 'xs-plugin-pullup-'
 }
 export default {
 components: {
  XHeader,
  Scroller
 },
 mounted() {
  this.$nextTick(() => {
  this.$refs.scrollerBottom.reset({top: 0})
  })
  this.loadMore()
 },
 data() {
  return {
  list: [],
  pullupDefaultConfig: pullupDefaultConfig,
  pulldownDefaultConfig: pulldownDefaultConfig
  }
 },
 methods: {
  fetchData(cb) {
  axios.get('http://localhost:3000/').then(response => {
   this.$nextTick(() => {
   this.$refs.scrollerBottom.reset()
   })
   cb(response.data)
  })
  },
  refresh() {
  this.fetchData(data => {
   this.list = data.list
   this.$refs.scrollerBottom.enablePullup()
   this.$refs.scrollerBottom.donePulldown()
  })
  },
  loadMore() {
  this.fetchData(data => {
   if (this.list.length >= 10) {
   this.$refs.scrollerBottom.disablePullup()
   }
   this.list = this.list.concat(data.list)
   this.$refs.scrollerBottom.donePullup()
  })
  }
 }
 }
</script>
<style lang="less">
 .box {
 padding: 5px 10px 5px 10px;
 &:first-child {
  padding: 0 10px 5px 10px;
 }
 &:last-child {
  padding: 5px 10px 0 10px;
 }
 }
 .list {
 background-color: #fff;
 border-radius: 4px;
 border: 1px solid #f0f0f0;
 padding: 30px;
 }
 .xs-plugin-pulldown-container {
 line-height: 40px;
 }
 .xs-plugin-pullup-container {
 line-height: 40px;
 }
</style>