jquery.agiletreeview.1.0.js

一个工作流OA

//	Version: 1.0
//	Author: Spring.Cheung([e-mail])
//	LastChangedDate: 2008-06-02
//	Requires: jquery.1.2.3.js

jQuery.fn.agileTreeView = function(options)
	{
		options = jQuery.extend(
			{
				container: $(this).attr("id"),
				key: "title",
				separator: "|",
				target: "Ids"
			}, options);
		if (options.container != null && options.container != "" && options.target != null && options.target != "")
		{
			//	refresh checked nodes
			var target = $("#" + options.target);
			$(":checkbox[@id^=" + options.container + "n]", $("#" + options.container)).each(
				function()
				{
					var key = $(this).next().attr(options.key);
					var checked = target.val().indexOf(options.separator + key) >= 0;
					$(this).attr("checked", checked);
				});
			$(":checkbox:not(:checked)[@id^=" + options.container + "n]", $("#" + options.container)).each(
				function()
				{
					var checkeds = $(":checkbox:checked[@id^=" + options.container + "n]", $("#" + $(this).attr("id").replace("CheckBox", "Nodes"))).length;
					if (checkeds == 0)
					{
						$(this).attr("checked", false);
						$(this).removeAttr("indeterminate");
					}
					else if (checkeds < $(":checkbox[@id^=" + options.container + "n]", $("#" + $(this).attr("id").replace("CheckBox", "Nodes"))).length)
					{
						$(this).attr("checked", false);
						$(this).attr("indeterminate", true);
					}
					else
					{
						$(this).attr("checked", true);
						$(this).removeAttr("indeterminate");
					}
				});
			//	choose nodes
			$(":checkbox", $("#" + options.container)).click(
				function()
				{
					//	deal with current node
					var key = $(this).next().attr(options.key);
					var checked = $(this).attr("checked") != null;
					if (checked)
					{
						target.val(target.val() + options.separator + key);
					}
					else
					{
						target.val(target.val().replace(options.separator + key, ""));
					}
					//	deal with child nodes
					$(":checkbox[@id^=" + options.container + "n]", $("#" + $(this).attr("id").replace("CheckBox", "Nodes"))).each(
						function()
						{
							key = $(this).next().attr(options.key);
							$(this).attr("checked", checked);
							$(this).removeAttr("indeterminate");
							if (checked)
							{
								target.val(target.val() + options.separator + key);
							}
							else
							{
								target.val(target.val().replace(options.separator + key, ""));
							}
						});
					//	deal with parent nodes
					$(this).parents("div[@id^=" + options.container + "n]").each(
						function()
						{
							$(":checkbox[@id=" + $(this).attr("id").replace("Nodes", "CheckBox") + "]").each(
								function()
								{
									key = $(this).next().attr(options.key);
									var checkeds = $(":checkbox:checked[@id^=" + options.container + "n]", $("#" + $(this).attr("id").replace("CheckBox", "Nodes"))).length;
									if (checkeds == 0)
									{
										$(this).attr("checked", false);
										$(this).removeAttr("indeterminate");
										target.val(target.val().replace(options.separator + key, ""));
									}
									else if (checkeds < $(":checkbox[@id^=" + options.container + "n]", $("#" + $(this).attr("id").replace("CheckBox", "Nodes"))).length)
									{
										$(this).attr("checked", false);
										$(this).attr("indeterminate", true);
										target.val(target.val().replace(options.separator + key, ""));
									}
									else
									{
										$(this).attr("checked", true);
										$(this).removeAttr("indeterminate");
										target.val(target.val() + options.separator + key);
									}
								});
						});
				});
		}
	};