+
−/*
+
− * Async Treeview 0.1 - Lazy-loading extension for Treeview
+
− *
+
− * http://bassistance.de/jquery-plugins/jquery-plugin-treeview/
+
− *
+
− * Copyright 2010 Jörn Zaefferer
+
− * Released under the MIT license:
+
− *   http://www.opensource.org/licenses/mit-license.php
+
− */
+
−
+
−;(function($) {
+
−
+
−function load(settings, root, child, container) {
+
−	function createNode(parent) {
+
−		var current = $("<li/>").attr("id", this.id || "").html("<span>" + this.text + "</span>").appendTo(parent);
+
−		if (this.classes) {
+
−			current.children("span").addClass(this.classes);
+
−		}
+
−		if (this.expanded) {
+
−			current.addClass("open");
+
−		}
+
−		if (this.hasChildren || this.children && this.children.length) {
+
−			var branch = $("<ul/>").appendTo(current);
+
−			if (this.hasChildren) {
+
−				current.addClass("hasChildren");
+
−				createNode.call({
+
−					classes: "placeholder",
+
−					text: "&nbsp;",
+
−					children:[]
+
−				}, branch);
+
−			}
+
−			if (this.children && this.children.length) {
+
−				$.each(this.children, createNode, [branch])
+
−			}
+
−		}
+
−	}
+
−	$.ajax($.extend(true, {
+
−		url: settings.url,
+
−		dataType: "json",
+
−		data: {
+
−			root: root
+
−		},
+
−		success: function(response) {
+
−			child.empty();
+
−			$.each(response, createNode, [child]);
+
−	        $(container).treeview({add: child});
+
−	    }
+
−	}, settings.ajax));
+
−	/*
+
−	$.getJSON(settings.url, {root: root}, function(response) {
+
−		function createNode(parent) {
+
−			var current = $("<li/>").attr("id", this.id || "").html("<span>" + this.text + "</span>").appendTo(parent);
+
−			if (this.classes) {
+
−				current.children("span").addClass(this.classes);
+
−			}
+
−			if (this.expanded) {
+
−				current.addClass("open");
+
−			}
+
−			if (this.hasChildren || this.children && this.children.length) {
+
−				var branch = $("<ul/>").appendTo(current);
+
−				if (this.hasChildren) {
+
−					current.addClass("hasChildren");
+
−					createNode.call({
+
−						classes: "placeholder",
+
−						text: "&nbsp;",
+
−						children:[]
+
−					}, branch);
+
−				}
+
−				if (this.children && this.children.length) {
+
−					$.each(this.children, createNode, [branch])
+
−				}
+
−			}
+
−		}
+
−		child.empty();
+
−		$.each(response, createNode, [child]);
+
−        $(container).treeview({add: child});
+
−    });
+
−    */
+
−}
+
−
+
−var proxied = $.fn.treeview;
+
−$.fn.treeview = function(settings) {
+
−	if (!settings.url) {
+
−		return proxied.apply(this, arguments);
+
−	}
+
−	if (!settings.root) {
+
−		settings.root = "source";
+
−	}
+
−	var container = this;
+
−	if (!container.children().size())
+
−		load(settings, settings.root, this, container);
+
−	var userToggle = settings.toggle;
+
−	return proxied.call(this, $.extend({}, settings, {
+
−		collapsed: true,
+
−		toggle: function() {
+
−			var $this = $(this);
+
−			if ($this.hasClass("hasChildren")) {
+
−				var childList = $this.removeClass("hasChildren").find("ul");
+
−				load(settings, this.id, childList, container);
+
−			}
+
−			if (userToggle) {
+
−				userToggle.apply(this, arguments);
+
−			}
+
−		}
+
−	}));
+
−};
+
−
+
−})(jQuery);