javascript实现表格排序 编辑 拖拽 缩放


简单表格排序

 可以双击编辑 自定义编辑后的 规则

 可拖动列进行列替换

 可推动边框进行列宽度的缩放

 

http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>Table</title>
</head>
<style type="text/css">
body{ font-size:12px}
#tab{ border-collapse: collapse;}
.edit{ height:16px; width:98%; background-color:#EFF7FF; font-size:12px; border:0px;}
#tab thead td{ background:url(http://images.cnblogs.com/cnblogs_com/wtcsy/192373/r_t.bmp);color:#183C94;word-break:break-all}
#tab tbody td{overflow:hidden;word-break:break-all;}
#tab td{border: 1px solid #CECFCE;height:20px;line-height:20px;vertical-align:middle; }
#tab td.tc{text-align:center;}
.div{width:10px;height:6px; border:1px solid #999999; background-color:#FFFFFF; position:absolute; display:none;}
.line{ width:2px; background-color:#999999;  position:absolute; display:none}
.dr{height:100%;width:2px;background:#CECFCE;float:right;margin-right:-1px;cursor:sw-resize}
.r{float:right;}
.l{float:left;}
#tab thead td.thover{ background-image:url(http://album.hi.csdn.net/app_uploads/wtcsy/20081126/000054336.p.gif);background-repeat:repeat-x;}
</style>
<body >
<table id="tab"  border="0" cellspacing="1" cellpadding="0">
 <thead>
   <tr>
       <td width="80"class="tc" ><span class="l">ID</span><div class="r dr"></div></td>
       <td width="80"class="tc"><span class="l">选中</span><div class="r dr"></div></td>
       <td  width="130" class="tc"><span class="l">姓名</span><div class="r dr"></div></td>
       <td width="130" class="tc" ><span class="l">生日</span><div class="r dr"></div></td>
       <td width="220" class="tc" ><span class="l">备注</span><div class="r dr"></div></td>
   </tr>
  </thead>
  <tbody>
  <tr>
    <td height="16">1</td>
    <td><input type ="checkbox"><input name="ss" type="radio"  /></td>
    <td>小三</td>
    <td>1982-05-27</td>
    <td>杯具,全是杯具</td>
  </tr>
  <tr>
    <td>3</td>
    <td><input type ="checkbox"><input name="ss" type="radio"  /></td>
    <td>李四</td>
    <td>1983-06-27</td>
    <td>恩恩我魔兽技术不错</td>   
  </tr>
  <tr>
    <td>2</td>
    <td><input type ="checkbox"><input name="ss" type="radio"  /></td>
    <td>王五</td>
    <td>1987-05-27</td>
    <td>波斯王子 时之刃还不错</td>   
  </tr>
  <tr>
    <td>4</td>
    <td><input type ="checkbox"><input name="ss" type="radio"  /></td>
    <td>赵六</td>
    <td>1988-05-27</td>
    <td>我叫赵六</td>   
  </tr>
  <tr>
    <td>5</td>
    <td><input type ="checkbox"><input name="ss" type="radio"  /></td>
    <td>朱八</td>
    <td>1984-05-27</td>
    <td>洗洗睡吧</td>   
  </tr>
  <tr>
    <td>6</td>
    <td><input type ="checkbox"><input name="ss" type="radio"  /></td>
    <td>阿斯多夫</td>
    <td>1984-06-27</td>
    <td>阿斯多夫暗室逢灯</td>   
  </tr>
  <tr>
    <td>7</td>
    <td><input type ="checkbox"><input name="ss" type="radio"  /></td>
    <td>杯具</td>
    <td>1984-06-27</td>
    <td>很多的杯具</td>   
  </tr>
  <tr>
    <td>8</td>
    <td><input type ="checkbox"><input name="ss" type="radio"  /></td>
    <td>餐具</td>
    <td>1984-02-27</td>
    <td>很多的餐具</td>   
  </tr>
  <tr>
    <td>8</td>
    <td><input type ="checkbox"><input name="ss" type="radio"  /></td>
    <td>洗具</td>
    <td>1984-08-27</td>
    <td>很多的洗具</td>   
  </tr>
  <tr>
    <td>9</td>
    <td><input type ="checkbox"><input name="ss" type="radio"  /></td>
    <td>内牛满面</td>
    <td>1984-12-27</td>
    <td>10快一晚</td>   
  </tr>
  <tr>
    <td>10</td>
    <td><input type ="checkbox"><input name="ss" type="radio"  /></td>
    <td>犀利哥</td>
    <td>1984-12-21</td>
    <td>嘿嘿</td>   
  </tr>                       
  </tbody>
</table>
<script language="javascript">
(function(window,undefined){
window.Sys = function (ua){
    var b = {
        ie: /msie/.test(ua) && !/opera/.test(ua),
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window.Sys.ie6&&document.execCommand("BackgroundImageCache", false, true);

window.$ = function(Id){
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var slice = Array.prototype.slice;
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//copy from jQ
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}
})(window);

var Table = new Class({
    options :{
        minWidth : 62
    },
    initialize : function(tab,set){
        this.table      = tab;
        this.rows       = [];             //里面记录所有tr的引用
        this.sortCol    = null;           //记录哪列正在排序中
        this.inputtd    = null;           //记录哪个td正在被编辑了
        this.editconfig = {};             //编辑表格的规则和提示
        this.thead      = tab.getElementsByTagName('thead')[0];
        this.theadTds   = tab.getElementsByTagName('thead')[0].getElementsByTagName('td'); //常常用到的dom集合可以用个属性来引用
        this.tbodyTds   = tab.getElementsByTagName('tbody')[0].getElementsByTagName('td');
        this.closConfig = {
   on    : false,
            td    : null,
            totd  : null
        };
  this.widthConfig = {
   td          : null,
   nexttd      : null,
   x           : 0,
   tdwidth     : 0,
   nexttdwidth : 0
  };
  Extend(this,this.options);
  //不知道原因 反正不设置就会乱跳
  (Sys.ie6||Sys.chrome)&&(tab.width=tab.offsetWidth)
         //记录那些checkbox,radio被选中了   ie6在做dom操作的时候不会记住这些状态
        if(Sys.ie6){
            this.checkbox = {};         
            var checkboxs = tab.getElementsByTagName('input'),i=0,l=checkboxs.length;
            for(;i<l;i++)
                (checkboxs[i].type=="checkbox"||checkboxs[i].type=="radio")&&
                addListener(checkboxs[i],"click",Bind(this,function(elm,i){
                    elm.checked==true?(this.checkbox[i] = elm):(delete this.checkbox[i]);
                },checkboxs[i],i));       
        };
        var i=0,l=set.length,rows =tab.tBodies[0].rows,d=document,tabTads=tab.getElementsByTagName('td'),length=this.theadTds.length;
        //编辑用的input
  this.input = d.createElement('input'); 
        this.input.type = "text";
        this.input.className = 'edit';
        //用于显示正在拖拽的div
        this.div = d.body.appendChild(d.createElement('div'));
        this.div.className ="div";
  //进行缩放的时候显示的竖线
  this.line = d.body.appendChild(d.createElement('div'));
  this.line.className = 'line';
  this.line.style.top = objPos(tab).y +"px";
  //遍历set 做一些设置                          
        for(;i<l;i++){
            //给需要排序的猎头绑定事件
            addListener(this.theadTds[set[i].id],'click',Bind(this,this.sortTable,this.theadTds[set[i].id],set[i].type));
            //给需要编辑的表给列定义所需配置
            set[i].edit&&(this.editconfig[set[i].id]={rule:set[i].edit.rule,message:set[i].edit.message});
        }
        //把 所有的tr放到一个数组 用于排序   
        for( i=0,l=rows.length;i<l;i++)
            this.rows[i]=rows[i];
        
                   //遍历所有的td 做一些设置    
        for( i=0,l=tabTads.length;i<l;i++){
            //将头部的td全部做上标记 拖拽的时候要用到
            i<length&&tabTads[i].setAttribute('clos',i);
            //将需要编辑的td添加edit属性
            i>=length&&this.editconfig[i%length]&&tabTads[i].setAttribute('edit',i%length);
        }
       
        //绑定 拖拽 和缩放的操作
        addListener(this.thead,'mousedown',BindAsEventListener(this,this.dragOrWidth));
       
        //拖拽的时候 记录移动到了那列td上
        addListener(this.thead,'mouseover',BindAsEventListener(this,this.theadHover));
  
  //唉
  addListener(this.thead,'mouseout',BindAsEventListener(this,this.theadOut));
       
        //绑定编辑事件 根据e.srcElement or e.target去判断是哪个表格被编辑   
        addListener(tab,'dblclick',BindAsEventListener(this,this.edit));   
       
        //当离开input时候保存下修改的内容
        addListener(this.input,'blur',Bind(this,this.save,this.input));                 
    },
    sortTable :function(td,type){ //td为点击的那个元素 n 为哪一列进行排序 type为进行什么类型的排序
        var frag=document.createDocumentFragment(),span=td.getElementsByTagName('span')[0],str= span.innerHTML;
        if(td===this.sortCol){
            this.rows.reverse();
            span.innerHTML =str.replace(/.$/,str.charAt(str.length-1)=="↓"?"↑":"↓") ;
        }else{
            this.rows.sort(this.compare(td.getAttribute('clos'),type));
            span.innerHTML = span.innerHTML + "↑";
     this.sortCol!=null&&(this.sortCol.getElementsByTagName('span')[0].innerHTML = this.sortCol.getElementsByTagName('span')[0].innerHTML.replace(/.$/,''));//把之前那列排序的标识去掉
        };
        for(var i=0,l=this.rows.length;i<l;i++)
            frag.appendChild(this.rows[i]);
        this.table.tBodies[0].appendChild(frag);
        if(Sys.ie6){
            for(var s in this.checkbox)
                this.checkbox[s].checked = true;
        }
        this.sortCol = td;   //记录哪一列正在排序中         
    },
    compare :function(n,type){
  return function (a1,a2){
   var convert ={
    int    : function(v){return parseInt(v)},
    float  : function(v){return parseFloat(v)},
    date   : function(v){return v.toString()},
    string : function(v){return v.toString()}
   };
   !convert[type]&&(convert[type]=function(v){return v.toString()});
   a1 =convert[type](a1.cells[n].innerHTML);
   a2 =convert[type](a2.cells[n].innerHTML);
   return a1==a2?0:a1<a2?-1:1;          
  };
    },
    edit: function(e){
        var elem = this.inputtd=e.srcElement || e.target;
        if(!elem.getAttribute('edit'))return;
        this.input.value = elem.innerHTML;
        elem.innerHTML = "";
        elem.appendChild(this.input);
        this.input.focus();
    },
    save : function(elem){
  var editinfo=this.editconfig[elem.parentNode.getAttribute('edit')],status={
   "[object Function]" : 'length' in editinfo.rule&&editinfo.rule(this.input.value)||false,       
   "[object RegExp]"   : 'test' in editinfo.rule&&editinfo.rule.test(this.input.value)||false
  }[Object.prototype.toString.call(editinfo.rule)],_self=this;
  //如果不符合条件  修改提示信息
  typeof status != "boolean"&&(editinfo.message = status);
  if(status===true){
   this.inputtd.innerHTML = this.input.value;
   this.inputtd=null;
  }else{
   alert(editinfo.message);
   //firefox下  直接用input.focus()不会执行  用setTimeout可以执行
   setTimeout(function(){_self.input.focus()},0);
  }                    
    },
    theadHover  : function(e){
        var elem = e.srcElement || e.target;
        if(elem.nodeName.toLowerCase() ==='td'&&this.closConfig.on){
            this.closConfig.totd = elem.getAttribute('clos');
   !hasClass(elem,'thover')&&addClass(elem,'thover');
  }        
    },
 theadOut : function(e){
        var elem = e.srcElement || e.target;
        if(elem.nodeName.toLowerCase() ==='td'&&this.closConfig.on)removeClass(elem,'thover')
 },
    dragOrWidth : function(e){
        var elem = e.srcElement || e.target,widthConfig=this.widthConfig;
       
        //执行拖拽
        if(elem.nodeName.toLowerCase()==='td'){
            this.closConfig.td = elem.getAttribute('clos');
            addListener(document,'mousemove',BindAsEventListener(this,this.dragMove));
            addListener(document,'mouseup',Bind(this,this.dragUp));
   this.closConfig.on = true;
   Sys.ie?this.thead.setCapture(false):e.preventDefault();
        }
                  
  //执行宽度缩放
  if(elem.nodeName.toLowerCase()==='div'){
   Sys.ie?(e.cancelBubble=true):e.stopPropagation();
   //如果是最后一个td里面的div 不进行缩放
   if(this.theadTds[this.theadTds.length-1]===elem.parentNode)return
   Sys.ie?this.thead.setCapture(false):e.preventDefault();
   widthConfig.x = e.clientX;
   widthConfig.td = elem.parentNode;
   widthConfig.nexttd = widthConfig.td.nextSibling;
   while(widthConfig.nexttd.nodeName.toLowerCase()!="td"){
     widthConfig.nexttd = widthConfig.nexttd.nextSibling;
   };
   widthConfig.tdwidth     = widthConfig.td.offsetWidth;
   widthConfig.nexttdwidth = widthConfig.nexttd.offsetWidth;
   this.line.style.height  = this.table.offsetHeight +"px";
   addListener(document,'mousemove',BindAsEventListener(this,this.widthMove));
   addListener(document,'mouseup',Bind(this,this.widthUp));                                               
  }
    },
    dragMove : function(e){
        window.getSelection ? window.getSelection().removeAllRanges() : document.selection.empty();
        setStyle(this.div,{display:"block",left:e.clientX+9+"px",top:e.clientY+20+"px"});
    },
    dragUp :function(){
        var closConfig = this.closConfig,rows = this.table.getElementsByTagName('tr'),td,n,o,i=0,l=rows.length;
  this.div.style.display = "none";
        removeListener(document,'mousemove');
        removeListener(document,'mouseup');
  Sys.ie&&this.thead.releaseCapture();
  closConfig.on = false; 
  if(closConfig.totd===null)return;
  removeClass(this.theadTds[closConfig.totd],'thover');
        //在同一列 不进行列替换
        if(closConfig.td === closConfig.totd)return;
  
  //进行列替换 如果
  if(closConfig.td*1+1===closConfig.totd*1){
   n = closConfig.totd;
   o = closConfig.td;
  }else{
   n = closConfig.td;
   o = closConfig.totd;
  }
        for(;i<l;i++){
            td = rows[i].getElementsByTagName('td');
            rows[i].insertBefore(td[n],td[o]);
        }                
                  
        //重新标识表头
        for(i=0,l=this.theadTds.length;i<l;i++)
            this.theadTds[i].setAttribute('clos',i);
  closConfig.totd=closConfig.td=null;     
    },
 widthMove : function(e){
  window.getSelection ? window.getSelection().removeAllRanges() : document.selection.empty();
  var widthConfig = this.widthConfig,x = e.clientX - widthConfig.x,left = e.clientX,clientX=left;
  if(clientX<widthConfig.x&&widthConfig.x - clientX>widthConfig.tdwidth-this.minWidth){
   left = widthConfig.x - widthConfig.tdwidth+this.minWidth;
  }
  if(clientX>widthConfig.x&&clientX - widthConfig.x>widthConfig.nexttdwidth-this.minWidth){
   left =widthConfig.x + widthConfig.nexttdwidth-this.minWidth;       
  }
  setStyle(this.line,{display:"block",left:left+"px"});   
 },
 widthUp : function(){
  this.line.style.display = "none";
  var widthConfig = this.widthConfig,x= parseInt(this.line.style.left) - widthConfig.x; 
  widthConfig.nexttd.style.width = widthConfig.nexttdwidth -x -1 +'px';
  widthConfig.td.style.width = widthConfig.tdwidth + x -1 +'px';
  Sys.ie&&this.thead.releaseCapture();
  removeListener(document,'mousemove');
  removeListener(document,'mouseup');
 }           
});
window.onload = function(){
    function checkName(val){
        if(val.replace(/^\s+$/g,'')==='') return '姓名输入不能为空';
        if(val.replace(/^\s+|\s+$/,'').length>10) return '姓名长度不能大于10个字符';
        if(!/^[\u4e00-\u9fa5a-z]+$/i.test(val)) return '姓名只能输入中文或者是字母';
        return true;
    };
 function checkRemark(val){
  if(val.replace(/^\s+$/g,'')==='') return '备注输入不能为空';
  if(val.replace(/^\s+|\s+$/,'').length>15) return '备注长度不能大于15个字符';
  if(!/^[\u4e00-\u9fa5\w\s]+$/i.test(val)) return '备注只能输入中文数字下划线空格';
  return true;
 }
    var set = [
        {id:0,type:"int"},
        {id:2,type:"string",edit:{rule:checkName,message:''}},
        {id:3,type:"date",edit:{rule:/^\d{4}\-\d{2}\-\d{2}$/,message:"按这中格式输入日期 1985-02-30"}},
        {id:4,type:"string",edit:{rule:checkRemark,message:''}}
    ];
    new Table($("tab"),set);
}
</script>
</body>
</html>
 

 已知BUG:

 ie6下 中文不自动换行

 非ie下字母和数字也不自动换行确实让人恼火

 chrome浏览器下点击运行好像问题很大  拿到本地测试会比较好



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