ERP/TradeManageNew/js2/DataList.js

/// <reference path="../Scripts/MicrosoftAjax.js" />
/// <reference path="../Scripts/jquery.min.js" />

DataList = function (id) {
	this.id = id;
	this.RepeatColumns = 10;
	this.Align = "left"; //文字对齐
	this.RepeatLayout = "Table";  //Table或Flow
	this.RepeatDirection = "Horizontal" //Horizontal或Vertical
	this.DataSource = null; //接受一个数组对象
	this.CellTemplater = "";
	var My = this;

	//绑定数据
	this.DataBind = function (source) {
		My.DataSource = source;
		if (My.RepeatLayout == "Table") {
			if (My.RepeatDirection == "Horizontal") { CreateTableHorizontal(); }
			else { CreateTableVertical(); }
		}
	}


	//#region 表(Table)水平视图
	function CreateTableHorizontal() {
		var html = new Sys.StringBuilder();
		html.append("<table border=0 cellpadding=0 cellspacing=0>");
		html.append("<tr>");
		var index = 0;
		$(My.DataSource).each(function (i) {
			var controlHtml = FormatCellTemplater(this);
			html.append("<td Align='" + My.Align + "' index='" + i + "'>" + controlHtml + "</td>");
			index++;
			if (My.RepeatColumns > 0 && index >= My.RepeatColumns) {
				html.append("</tr><tr>");
				index = 0;
			}
		});
		if (index > 0) html.append("</tr>");
		html.append("</table>");
		$("#" + My.id).html(html.toString());
	}
	//#endregion
	//#region 表(Table)垂直视图
	function CreateTableVertical() {
		var html = new Sys.StringBuilder();
		html.append("<table border=0 cellpadding=0 cellspacing=0>");
		html.append("<tr>");
		var index = 0;
		var RowCount = My.RepeatColumns;
		var ColCount = Math.ceil(My.DataSource.length / RowCount);
		for (var i = 0; i < RowCount; i++) {
			html.append("<tr>");
			for (var ii = 0; ii < RowCount * ColCount; ii += RowCount) {
				if (My.DataSource.length <= i + ii) {
					html.append("<td>&nbsp;</td>");
					continue;
				}
				var controlHtml = FormatCellTemplater(My.DataSource[i + ii]);
				html.append("<td Align='" + My.Align + "' index='" + (i + ii) + "'>" + controlHtml + "</td>");
			}
			html.append("</tr>");
		}
		html.append("</table>");
		$("#" + My.id).html(html.toString());
	}
	//#endregion
	//#region 流水平视图
	function CreateFlowHorizontal() {

	}
	//#endregion

	//#region 格式化模板
	function FormatCellTemplater(model) {
		var controlHtml = My.CellTemplate;
		StringArray = controlHtml.match(new RegExp("\{Bind [^}]*\}", "ig"));
		if (StringArray != null) {
			for (var i = 0; i < StringArray.length; i++) {
				var ss = StringArray[i].substr(6, StringArray[i].length - 7).split(","); //分隔字符串
				var value = model[ss[0]]; //数据源的值
				if (value == null) value = "";
				if (ss.length == 1) {
					//不需要格式化
					controlHtml = controlHtml.replace("{Bind " + ss[0] + "}", value)
				}
				else {
					if (value == "") {
						controlHtml = controlHtml.replace("{Bind " + ss[0] + "," + ss[1] + "}", "");
					}
					else {
						var FormatValue = "";
						if (ss[1] != "encode") {
							if (ss[1].length == 2 && ss[1].substr(0, 1) == "d") {
								FormatValue = parseFloat(value.localeFormat("n" + ss[1].substr(1, 1))).localeFormat("d");
							} else { FormatValue = value.localeFormat(ss[1]); }
						}
						else {
							FormatValue = escape(value);
						}
						controlHtml = controlHtml.replace("{Bind " + ss[0] + "," + ss[1] + "}", FormatValue)
					}
				}
			}
		}
		controlHtml = controlHtml.replace(new RegExp("checked='false'", "ig"), "");
		return controlHtml;
	}
	//#endregion

}