js 表格排序(编辑+拖拽+缩放)

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图片：upload/201005/20100531233452190.bmp

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "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>
<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(/upload/201005/20100531233452190.bmp);color:#183C94}
#tab tbody td{ overflow:hidden}
#tab td{border: 1px solid #CECFCE;height:20px;line-height:20px;vertical-align:middle; }
#tab td.tc{text-align:center;}
.cc{width:10px;height:6px; border:1px solid #999999; background-color:#FFFFFF; position:absolute; display:none;}
#tab td.red{border-color:#f30;}
.ww{height:100%;width:1px;background:#CECFCE;float:right;margin-right:-1px;cursor:sw-resize}

.line{ width:2px; background-color:#999999; position:absolute; display:none}
</style>
</head>
<body>
<table id="tab" border="0" cellspacing="1" cellpadding="0">
<thead>
<tr>
<td width="60"class="tc" ><span>ID</span><div class="ww"></div></td>
<td width="60"class="tc"><span>选中</span><div class="ww"></div></td>
<td width="100" class="tc"><span>姓名</span><div class="ww"></div></td>
<td width="100" class="tc" ><span>生日</span><div class="ww"></div></td>
<td width="180" class="tc" ><span>备注</span><div class="ww"></div></td>
</tr>
</thead>
<tbody>
<tr>
<td height="16">1</td>
<td><input type ="checkbox"></td>
<td>张三</td>
<td>1982-05-27</td>
<td>杯具,全是杯具</td>
</tr>
<tr>
<td>3</td>
<td><input type ="checkbox"></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"></td>
<td>王五</td>
<td>1983-05-27</td>
<td>波斯王子时之刃还不错</td>
</tr>
<tr>
<td>4</td>
<td><input type ="checkbox"></td>
<td>赵六</td>
<td>1983-05-27</td>
<td>我叫赵六</td>
</tr>
<tr>
<td>5</td>
<td><input type ="checkbox"></td>
<td>朱八</td>
<td>1986-05-27</td>
<td>洗洗睡吧</td>
</tr>
</tbody>
</table>
<script language="javascript">
var Sys = (function(ua){
var s = {};
s.IE = ua.match(/msie ([\d.]+)/)?true:false;
s.Firefox = ua.match(/firefox\/([\d.]+)/)?true:false;
s.Chrome = ua.match(/chrome\/([\d.]+)/)?true:false;
s.IE6 = (s.IE&&([/MSIE (\d)\.0/i.exec(navigator.userAgent)][0][1] == 6))?true:false;
s.IE7 = (s.IE&&([/MSIE (\d)\.0/i.exec(navigator.userAgent)][0][1] == 7))?true:false;
s.IE8 = (s.IE&&([/MSIE (\d)\.0/i.exec(navigator.userAgent)][0][1] == 8))?true:false;
return s;
})(navigator.userAgent.toLowerCase());
function $(Id){
return document.getElementById(Id);
};
function addListener(element,e,fn){
element.addEventListener?element.addEventListener(e,fn,false):element.attachEvent("on" + e,fn);
};
function removeListener(element,e,fn){
element.removeEventListener?element.removeEventListener(e,fn,false):element.detachEvent("on" + e,fn);
};
var Css = function(e,o){
if(typeof o=="string")
{
e.style.cssText=o;
return;
}
for(var i in o)
e.style[i] = o[i];
};
var Bind = function(object, fun) {
var args = Array.prototype.slice.call(arguments).slice(2);
return function() {
return fun.apply(object, args);
};
};
var BindAsEventListener = function(object, fun) {
var args = Array.prototype.slice.call(arguments).slice(2);
return function(event) {
return fun.apply(object, [event || window.event].concat(args));
};
};
var Extend = function(destination, source){
for (var property in source) {
destination[property] = source[property];
};
};
var Class = function(properties){
var _class = function(){return (arguments[0] !== null && this.initialize && typeof(this.initialize) == 'function') ? this.initialize.apply(this, arguments) : this;};
_class.prototype = properties;
return _class;
};
var Table = new Class({
initialize : function(tab,set){
this.table = tab;
this.thead = tab.getElementsByTagName('thead')[0]; //常用的dom元素做成索引
this.theadtds = this.thead.getElementsByTagName('td'); //
this.rows = []; //里面tbodys记录所有tr的引用这里用数组记录是因为数组有reverse方法,可以用来正序,反序
this.clos = {}; //里面记录所有列元素的引用
this.edits = {}; //编辑表格的规则和提示
this.sortCol = null; //记录哪列正在排序中
this.inputtd = null; //记录哪个input被编辑了
this.closarg ={
tdnum : null,
totdnum : null,
closmove : BindAsEventListener(this,this.closmove),
closup : BindAsEventListener(this,this.closup)
};//关于列拖拽的一些属性方法
this.widtharg ={
td : null,
nexttd : null,
x : 0,
tdwidth : 0,
nexttdwidth : 0,
widthmove : BindAsEventListener(this,this.widthmove),
widthup : BindAsEventListener(this,this.widthup)
};
var i=0,j=0,d=document,rows =tab.tBodies[0].rows,tds1 = tab.tBodies[0].getElementsByTagName('td'),edit=[];
var divs = this.thead.getElementsByTagName('div');
this.input = d.createElement('input'); //编辑用的input
this.input.type = "text";
this.input.className = 'edit';
this.img = d.body.appendChild(d.createElement('div'));
this.img.className ="cc" ;
this.line = d.body.appendChild(d.createElement('div'));
this.line.className = 'line';
this.line.style.top = tab.offsetTop +"px";
if(Sys.IE6){
this.checkbox = {}; //记录那些checkbox被选中了处理ie6不兼容的问题
var checkboxs = tab.getElementsByTagName('input'),k =0;
for(var lll=checkboxs.length;k<lll;k++)
checkboxs[k].type=="checkbox"&&addListener(checkboxs[k],"click",Bind(this,function(elm,k){
elm.checked==true?(this.checkbox[k] = elm):(delete this.checkbox[k]);
},checkboxs[k],k));
};
for(var l=set.length;i<l;i++){
addListener(this.theadtds[set[i].id],'click',Bind(this,this.sortTable,this.theadtds[set[i].id],set[i].id,set[i].type));
set[i].edit&&(this.edits[set[i].id]={rule:set[i].edit.rule,message:set[i].edit.message});
};
for(l=rows.length;j<l;j++)
this.rows[j]=rows[j];
for(var k=0,l=this.theadtds.length;k<l;k++){
this.clos[k]=[];
this.theadtds[k].setAttribute('clos',k)
addListener(this.theadtds[k],'mousedown',BindAsEventListener(this,this.closdrag));
}
for(var i=0,l=tds1.length;i<l;i++){
var p = i<this.theadtds.length-1?i:i%this.theadtds.length;
this.clos[p][this.clos[p].length] = tds1[i];
this.edits[p]&&tds1[i].setAttribute('edit',p);
}
for(var i=0,l=divs.length;i<l;i++){
addListener(divs[i],'mousedown',BindAsEventListener(this,this.widthdrag));
}
/*---------------------------------------------*/
/*---------------------------------------------*/
addListener(this.thead,'mouseover',BindAsEventListener(this,this.theadhover));
addListener(tab.tBodies[0],'dblclick',BindAsEventListener(this,this.edit));
addListener(this.input,'blur',Bind(this,this.save,this.input));
},
theadhover : function(e){
e = e || window.event;
var obj = e.srcElement ||e.target;
if(obj.nodeName.toLowerCase() =='td')
this.closarg.totdnum = (obj).getAttribute('clos');
else if(obj.nodeName.toLowerCase() =='div')
obj.style.cursor="sw-resize";
},
widthdrag : function(e){
if(Sys.IE){e.cancelBubble=true}else{e.stopPropagation()}
this.widtharg.x = e.clientX;
this.widtharg.td = (e.srcElement ||e.target).parentNode;
if(Sys.IE){
this.widtharg.nexttd = this.widtharg.td.nextSibling;
}else{
this.widtharg.nexttd = this.widtharg.td.nextSibling.nextSibling;
}
this.widtharg.tdwidth = this.widtharg.td.offsetWidth;
this.widtharg.nexttdwidth = this.widtharg.nexttd.offsetWidth;
this.line.style.height = this.table.offsetHeight +"px";
addListener(document,'mousemove',this.widtharg.widthmove);
addListener(document,'mouseup',this.widtharg.widthup);
},
widthmove : function(e){
window.getSelection ? window.getSelection().removeAllRanges() : document.selection.empty();
var x = e.clientX - this.widtharg.x,left = e.clientX,clientx=e.clientX ;
if(clientx<this.widtharg.x){
if(this.widtharg.x - clientx>this.widtharg.tdwidth-35)
left = this.widtharg.x - this.widtharg.tdwidth+35;
}
if(clientx>this.widtharg.x)
{
if(clientx - this.widtharg.x>this.widtharg.nexttdwidth-35)
left = this.widtharg.x + this.widtharg.nexttdwidth-35;
}
Css(this.line,{display:"block",left:left+"px"});
},
widthup : function(e){
this.line.style.display = "none";
var x= parseInt(this.line.style.left) - this.widtharg.x;
this.widtharg.nexttd.style.width = this.widtharg.nexttdwidth -x +'px';
this.widtharg.td.style.width = this.widtharg.tdwidth + x +'px';
removeListener(document,'mousemove',this.widtharg.widthmove);
removeListener(document,'mouseup',this.widtharg.widthup);
},
closdrag : function(e){
e = e || window.event;
var obj = e.srcElement ||e.target;
if(obj.nodeName.toLowerCase()=="span")obj =obj.parentNode;
this.closarg.tdnum = obj.getAttribute('clos');;
addListener(document,'mousemove',this.closarg.closmove);
addListener(document,'mouseup',this.closarg.closup);
},
closmove : function(e){
window.getSelection ? window.getSelection().removeAllRanges() : document.selection.empty();
Css(this.img,{display:"block",left:e.clientX+9+"px",top:e.clientY+20+"px"});
},
closup : function(){
this.img.style.display = "none";
removeListener(document,'mousemove',this.closarg.closmove);
removeListener(document,'mouseup',this.closarg.closup);
if(this.closarg.totdnum==this.closarg.tdnum)return;
var rows =this.table.getElementsByTagName('tr'),tds,n,o;
if((parseInt(this.closarg.tdnum)+1)==parseInt(this.closarg.totdnum))
{
o = this.closarg.tdnum;
n = this.closarg.totdnum;
}
else
{
n = this.closarg.tdnum;
o = this.closarg.totdnum;
}
for(var i=0,l=rows.length;i<l;i++)
{
tds = rows[i].getElementsByTagName('td');
try{
rows[i].insertBefore(tds[n],tds[o]);
}
catch(err){
return;
}
}
for(var i=0,l=this.theadtds.length;i<l;i++)
this.theadtds[i].setAttribute('clos',i);
},
edit: function(e){
var o = e.srcElement || e.target;
if(!o.getAttribute('edit'))return;
this.inputtd = o;
var v = o.innerHTML;
o.innerHTML = "";
o.appendChild(this.input);
this.input.value=v;
this.input.focus();
},
save : function(o){
var edit=this.edits[o.parentNode.getAttribute('edit')];
if(edit.rule.test(this.input.value)){
this.inputtd.innerHTML = this.input.value;
this.inputtd=null;
}else{
alert(edit.message);
}
},
sortTable :function(td,n,type){
var frag=document.createDocumentFragment(),str= td.getElementsByTagName('span')[0].innerHTML,span=td.getElementsByTagName('span')[0];
if(this.row!=null||td==this.sortCol){
this.rows.reverse();
span.innerHTML =str.replace(/.$/,str.charAt(str.length-1)=="↓"?"↑":"↓") ;
}else{
this.rows.sort(this.compare(n,type));
span.innerHTML = span.innerHTML + "↑";
this.sortCol!=null&&(this.sortCol.getElementsByTagName('span')[0].innerHTML = this.sortCol.getElementsByTagName('span')[0].innerHTML.replace(/.$/,''));
};
for(var i=0,l=this.rows.length;i<l;i++)
frag.appendChild(this.rows[i]);
this.table.tBodies[0].appendChild(frag);
if(Sys.IE6){
for(var s in this.checkbox)
this.checkbox[s].checked = true;
}
this.sortCol = td;
},
compare :function(n,type){
return function (a1,a2){
var convert ={
int : function(v){return parseInt(v)},
float : function(v){return parseFloat(v)},
date : function(v){return v.toString()},
string : function(v){return v.toString()}
};
!convert[type]&&(convert[type]=function(v){return v.toString()});
a1 =convert[type](a1.cells[n].innerHTML);
a2 =convert[type](a2.cells[n].innerHTML);
if(a1==a2)return 0;
return a1<a2?-1:1;
};
}
});
window.onload = function(){
var set = [
{id:0,type:"int"},
{id:2,type:"string",edit:{rule:/^([a-z]|[\u4e00-\u9fa5]){2,}$/i,message:"请输入2位以上的汉字,或者是字母"}},
{id:3,type:"date",edit:{rule:/^\d{4}\-\d{2}\-\d{2}$/,message:"按这中格式输入日期1985-02-30"}},
{id:4,type:"string",edit:{rule:/^.{4,10}$/,message:"请输入4到10个字符"}}
];
new Table($("tab"),set);
}
</script>
</body>
</html>