scroll-view实现上拉加载(tab切换多页数据加载)

原文链接：http://www.xiaoshu168.com/wxapplet/121.html

var app = getApp();const _JulijiaUrl = require('../../utils/baseurl');const requestUtil = require('../../utils/httpHelper');var GetList = function (that) {  var page = that.data.page;  var p = page[that.data.currentTab];  var typeid = that.data.typedata[that.data.currentTab].id;  requestUtil.httpGet(_JulijiaUrl.julijia_newslistpage, { page: p, typeid: typeid }, function (res) {    var pagelist = that.data.listdatat;    for (var i = 0; i < res.length; i++)     {      pagelist[that.data.currentTab].data.push(res[i]);    }      p++;    page[that.data.currentTab] = p;    that.setData({      listdatat: pagelist,      page: page    });  });}  Page({  data: {    /**         * 页面配置         */    winWidth: 0,    winHeight: 0,    // tab切换      currentTab: 0,    typedata:'',    listdatat:'',    page:[],    typeid:'',  },  onLoad: function () {    var that = this;    /**      * 获取系统信息      */    wx.getSystemInfo({      success: function (res) {        that.setData({          winWidth: res.windowWidth,          winHeight: res.windowHeight        });      }    });        /**     * 请求回调     */    requestUtil.httpGet(_JulijiaUrl.julijia_newslist, {}, function (res) {      /**        * 设置分页参数       */      var page = that.data.page;      for (var p = 0; p < res.typeData.length; p++) {        page.push(2);      }      that.setData({        typedata: res.typeData,        listdatat: res.listDta,        typeid: res.typeData[0].id      });    });      },  /**      * 滑动切换tab      */  bindChange: function (e) {    var that = this;    that.setData({ currentTab: e.detail.current,      typeid: e.target.id    });  },  /**    * 点击tab切换    */  swichNav: function (e) {    var that = this;    if (this.data.currentTab === e.target.dataset.current) {      return false;    } else {      that.setData({        currentTab: e.target.dataset.current,      });    }    that.setData({      typeid: e.target.dataset.id    });  },  /**    * 绑定下拉加载    */  bindDownLoad:function(e) {    var that = this;    GetList(that);  },});