jquery simulation progress bar implementation method

jquery simulation progress bar implementation method_jquery

WBOY

Release： 2016-05-16 15:47:51

Original

1072 people have browsed it

The example in this article describes the implementation method of jquery simulation progress bar. Share it with everyone for your reference. The details are as follows:

<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>js模拟进度条练习</title>
<script type='text/javascript' src="http://xiazai.jb51.net/201508/yuanma/jquery-1.8.0.min.js"></script>
<script type='text/javascript' src='http://xiazai.jb51.net/201508/yuanma/jquery.artDialog.js&#63;skin=default'></script>
<style>
body{ font-size:12px}
.aui_nw, .aui_ne, .aui_sw, .aui_se { height: 1px; width: 1px; }
.aui_outer, .aui_inner { border: 0; }
.aui_state_lock .aui_border { box-shadow: 0 0 10px rgba(0, 0, 0, .8); }
</style>
</head>
<body>
<button id="starLoading">显示进度条</button>
<div id="msgHtml">http://www.jb51.net</div>
</body>
</html>
<script>
  (function(w){
    var _html='<div style="line-height: 30px;text-align: center;">正在为您载入数据，请稍后……</div><div id="jsLoadOuter" style="width:250px;height:8px;border:#6BAAC9 solid 1px; background:#C0EBFF; margin:0 auto;box-shadow: 0 0 3px #2E94BB;padding:1px"><div id="jsLoadInner" style="background:#54AEE0;height:100%;width:0"></div></div>';
    var __g;
    var _maxWidth=100;
    var _nowWidth=0;
    var _speed=30;
    var _step=2;
    var __time;
    progress={
      render:function(fn){
        fn&&fn(_html);
        _nowWidth=0;
        __g=document.getElementById('jsLoadInner');
        this.fx();
      },
      complete:function(fn){
        clearTimeout(__time);
        progress.completeFn=fn;
        this.setOver();
      },     
      setOver:function(){
        var _stepa=_step*1.5;
        if(_nowWidth<_maxWidth){
          _nowWidth=_nowWidth-0+_stepa;
          parseInt(_nowWidth)>parseInt(_maxWidth)&#63;_nowWidth=_maxWidth:'';
          __g.style.width=''+_nowWidth+'%';
          _speed=(_maxWidth-_nowWidth)/1000;
          __time=setTimeout('progress.setOver()',_speed) ;
        }else{
          clearTimeout(__time);
          progress.completeFn&&progress.completeFn();
        };
      },
      fx:function(){
        var _stepa=_step;
        if(_nowWidth<_maxWidth-5){
          _stepa=_nowWidth>_maxWidth*0.6&#63;(_stepa*0.02):_stepa;
          _nowWidth=_nowWidth-0+_stepa;
          parseInt(_nowWidth)>parseInt(_maxWidth)&#63;_nowWidth=_maxWidth:'';
          __g.style.width=''+_nowWidth+'%';
          __time=setTimeout('progress.fx()',_speed);
        }else{
          clearTimeout(__time);
        };
      }
    }
    w.progress=progress;
  })(window)
  //
  $(function(){
    showLoading();
    $('body')
    .on('click','#starLoading',function(){
      showLoading();         
    })       
  })
  function showLoading(){
    //开始显示进度条
    progress.render(function(html){
        art.dialog({id:"jsLoadingDialog",title:"\u6b63\u5728\u52a0\u8f7d\u4e2d\u2026\u2026",cancel:!1,lock:!0,background:"#fff",fixed:!0,content:html});
    }); 
    //请求完成后完成进度条，，，模拟10秒后请求完成
    setTimeout(function(){
      progress.complete(function(html){
        art.dialog.list['jsLoadingDialog']&&art.dialog.list['jsLoadingDialog'].close();
        $('#msgHtml').html('进度条已走完');
      });
    },10000);    
  };
</script>

Copy after login

The operation effect is as shown below:

I hope this article will be helpful to everyone’s jquery programming design.