/* By Sk 2013.01.30*/var tableSort = function () { this.initialize.apply(this, arguments);}tableSort.prototype = { initialize: function (tableId, clickRow, startRow, endRow, classUp, classDown, selectClass) { this.Table = document.getElementById(tableId); this.rows = this.Table.rows; //所有行 this.Tags = this.rows[clickRow - 1].cells; //标签td this.up = classUp; this.down = classDown; this.startRow = startRow; this.selectClass = selectClass; this.endRow = (endRow == 999 ? this.rows.length : endRow); this.T2Arr = this._td2Array(); //所有受影响的td的二维数组 this.setShow(); }, //设置标签切换 setShow: function () { var defaultClass = this.Tags[0].className; for (var Tag, i = 0; Tag = this.Tags[i]; i++) { Tag.index = i; addEventListener(Tag, 'click', Bind(Tag, statu)); } var _this = this; var turn = 0; function statu() { for (var i = 0; i < _this.Tags.length; i++) { _this.Tags[i].className = defaultClass; } if (turn == 0) { addClass(this, _this.down) _this.startArray(0, this.index); turn = 1; } else { addClass(this, _this.up) _this.startArray(1, this.index); turn = 0; } } }, //设置选中列样式 colClassSet: function (num, cla) { //得到关联到的td for (var i = (this.startRow - 1); i < (this.endRow); i++) { for (var n = 0; n < this.rows[i].cells.length; n++) { removeClass(this.rows[i].cells[n], cla); } addClass(this.rows[i].cells[num], cla); } }, //开始排序 num 根据第几列排序 aord 逆序还是顺序 startArray: function (aord, num) { var afterSort = this.sortMethod(this.T2Arr, aord, num); //排序后的二维数组传到排序方法中去 this.array2Td(num, afterSort); //输出 }, //将受影响的行和列转换成二维数组 _td2Array: function () { var arr = []; for (var i = (this.startRow - 1), l = 0; i < (this.endRow); i++, l++) { arr[l] = []; for (var n = 0; n < this.rows[i].cells.length; n++) { arr[l].push(this.rows[i].cells[n].innerHTML); } } return arr; }, //根据排序后的二维数组来输出相应的行和列的 innerHTML array2Td: function (num, arr) { this.colClassSet(num, this.selectClass); for (var i = (this.startRow - 1), l = 0; i < (this.endRow); i++, l++) { for (var n = 0; n < this.Tags.length; n++) { this.rows[i].cells[n].innerHTML = arr[l][n]; } } }, //传进来一个二维数组，根据二维数组的子项中的w项排序，再返回排序后的二维数组 sortMethod: function (arr, aord, w) { //var effectCol = this.getColByNum(whichCol); arr.sort(function (a, b) { x = killHTML(a[w]); y = killHTML(b[w]); x = x.replace(/,/g, ''); y = y.replace(/,/g, ''); switch (isNaN(x)) { case false: return Number(x) - Number(y); break; case true: return x.localeCompare(y); break; } }); arr = aord == 0 ? arr : arr.reverse(); return arr; }}/*-----------------------------------*/function addEventListener(o, type, fn) { if (o.attachEvent) { o.attachEvent('on' + type, fn) } else if (o.addEventListener) { o.addEventListener(type, fn, false) } else { o['on' + type] = fn; }}function hasClass(element, className) { var reg = new RegExp('(\\s|^)' + className + '(\\s|$)'); return element.className.match(reg);}function addClass(element, className) { if (!this.hasClass(element, className)) { element.className += " " + className; }}function removeClass(element, className) { if (hasClass(element, className)) { var reg = new RegExp('(\\s|^)' + className + '(\\s|$)'); element.className = element.className.replace(reg, ' '); }}var Bind = function (object, fun) { return function () { return fun.apply(object, arguments); }}//去掉所有的html标记 function killHTML(str) { return str.replace(/<[^>]+>/g, "");}var temp = new tableSort('tableid', 1, 2, 999, 'up', 'down', 'hov');//tableid 表格ID//1,第一行为列头
//2,第二行开始排序
//999,第999行结束（999为最后）
//up 升序标签样式
//down 降序标签样式//hov 选中列样式
