mui单页面 实现下拉刷新和上拉加载更多

<!DOCTYPE html>
<html>
<head>
     <meta charset= "utf-8" >   
     <meta name= "viewport"  content= "width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no"  />
     <title>mui上拉刷新下拉加载demo--封装</title>
     <script src= "js/mui.min.js" ></script>
     <link href= "css/mui.min.css"  rel= "stylesheet" />
     <style type= "text/css" >
     li{
         height: 30px;
     line-height: 30px;
         font-size: 14px;
         color:  #bbb;
         text-indent: 4%;
         border-bottom: 1px solid currentColor;
     }
     </style>
</head>
<body>
     <!--下拉刷新容器-->
     <div id= "refreshContainer"  class = "mui-content mui-scroll-wrapper" >
       <div  class = "mui-scroll" >
         <!--数据列表-->
         <ul  class = "mui-table-view mui-table-view-chevron"  id= "list" >
             
         </ul>
       </div>
     </div>
</body>
<script type= "text/javascript"  charset= "utf-8" >
    var  pager = {}; //分页
    var  totalPage; //总页码
    pullRefresh(pager); //启用上拉下拉 
    function  pullRefresh(){
       mui( "#refreshContainer" ).pullRefresh({
         up:{
            contentrefresh :  "正在加载..." , //可选,正在加载状态时,上拉加载控件上显示的标题内容
                contentnomore: '没 有 更 多 数 据 了' , //可选,请求完毕若没有更多数据时显示的提醒内容;
            callback: function (){ //必选,刷新函数,根据具体业务来编写,比如通过ajax从服务器获取新数据;
                  window.setTimeout( function (){
              getData(pager);
              },500);
            }
          },
          down : {
              height:50, //可选,默认50.触发下拉刷新拖动距离,
              auto:  true , //可选,默认false.首次加载自动下拉刷新一次
              contentdown :  "下拉可以刷新" , //可选,在下拉可刷新状态时,下拉刷新控件上显示的标题内容
              contentover :  "释放立即刷新" , //可选,在释放可刷新状态时,下拉刷新控件上显示的标题内容
              contentrefresh :  "正在刷新..." , //可选,正在刷新状态时,下拉刷新控件上显示的标题内容
              callback : function (){  //必选,刷新函数,根据具体业务来编写,比如通过ajax从服务器获取新数据;
                 window.setTimeout( function (){
                     pager[ 'size' ]= 3; //条数
                 pager[ 'page' ] = 1; //页码      
                 //刷新要先清空父节点里面的子节点
                 var  f = document.getElementById( "list" );
                 var  childs = f.childNodes;
                 for ( var  i = childs.length - 1; i >= 0; i--) {
                   f.removeChild(childs[i]);
                 }
                 getData(pager);
                 },500);
               }
             }
         })
     }
    //这个方法是负责向接口请求数据的,你可以选择你喜欢的方式,我这里是直接用的mui.ajax
     function  getData(params){
         mui.ajax( "/article/getArticlePage" ,{
           data:{
             "header" :{ "os" : "wap" , "app" : "xxxx" , "ver" :1.0},
             "data" :params
           },
           dataType: 'json' ,
           type: 'post' ,
           headers:{ 'Content-Type' : 'application/json' },
           success: function (data){
                   mui( '#refreshContainer' ).pullRefresh().endPullupToRefresh( true );
               //下面这坨都是在拼dom 你可以用jquery 或者是你所熟悉的angular,vue双向绑定
               var  returnData = data.data;
               var  element=document.getElementById( "list" );
               var  para;
              var  node;
               for ( var  i = 0; i<returnData.length;i++){
                 para = document.createElement( "li" );
                 node = document.createTextNode(returnData[i].article_title)
                 para.appendChild(node);
                 element.appendChild(para);
               }
               
               //这里很重要,这里获取页码 公式:总条数/每页显示条数
               totalPage = data.ext%pager.size!=0?
               parseInt(data.ext/pager.size)+1:
               data.ext/pager.size;
               if (totalPage==pager.page){ //总页码等于当前页码,停止上拉下拉
              mui( '#refreshContainer' ).pullRefresh().endPullupToRefresh( true );
               } else {
             pager.page++;
             mui( '#refreshContainer' ).pullRefresh().refresh( true );
               }          
             },
             error: function (xhr,type,errorThrown){
             //异常处理;
             console.log(type);
             }
          })
         }  
    
</script>
</html>

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转载自blog.csdn.net/qq_38387487/article/details/79611415