function TableSorter(table) {
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this.Table = this.$(table); if (this.Table.rows.length <= 1)
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{ return; }
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var args = []; if (arguments.length > 1) {
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for (var x = 1; x < arguments.length; x++)
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{ args.push(arguments[x]); }
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}
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this.Init(args);
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}
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TableSorter.prototype = {
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$: function (element)
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{ return document.getElementById(element); }, Init: function (args) {
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this.Rows = []; this.Header = []; this.ViewState = []; this.LastSorted = null; this.NormalCss = "NormalCss"; this.SortAscCss = "SortAscCss"; this.SortDescCss = "SortDescCss"; for (var x = 0; x < this.Table.rows.length; x++)
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{ this.Rows.push(this.Table.rows[x]); }
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this.Header = this.Rows.shift().cells; for (var x = 0; x < (args.length ? args.length : this.Header.length) ; x++) {
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var rowIndex = args.length ? args[x] : x; if (rowIndex >= this.Header.length)
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{ continue; }
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this.ViewState[rowIndex] = false; this.Header[rowIndex].style.cursor = "pointer"; this.Header[rowIndex].onclick = this.GetFunction(this, "Sort", rowIndex);
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}
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}, GetFunction: function (variable, method, param) {
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return function ()
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{ variable[method](param); }
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}, Sort: function (column) {
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if (this.LastSorted)
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{ this.LastSorted.className = this.NormalCss; }
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var SortAsNumber = true; for (var x = 0; x < this.Rows.length && SortAsNumber; x++)
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{ SortAsNumber = this.IsNumeric(this.Rows[x].cells[column].innerHTML); }
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this.Rows.sort(function (row1, row2) {
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var result; var value1, value2; value1 = row1.cells[column].innerHTML; value2 = row2.cells[column].innerHTML; if (value1 == value2)
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{ return 0; }
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if (SortAsNumber)
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{ result = parseFloat(value1) > parseFloat(value2); }
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else
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{ result = value1 > value2; }
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result = result ? 1 : -1; return result;
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})
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if (this.ViewState[column])
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{ this.Rows.reverse(); this.ViewState[column] = false; this.Header[column].className = this.SortDescCss; }
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else
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{ this.ViewState[column] = true; this.Header[column].className = this.SortAscCss; }
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this.LastSorted = this.Header[column]; var frag = document.createDocumentFragment(); for (var x = 0; x < this.Rows.length; x++)
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{ frag.appendChild(this.Rows[x]); }
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this.Table.tBodies[0].appendChild(frag); this.OnSorted(this.Header[column], this.ViewState[column]);
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}, IsNumeric: function (num)
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{ return /^\d+(\.\d+)?$/.test(num); }, OnSorted: function (cell, IsAsc)
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{ return; }
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}
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