~ron-pedde/openstack-manuals/mysql-fixes

/*

 * Async Treeview 0.1 - Lazy-loading extension for Treeview

 * 

 * http://bassistance.de/jquery-plugins/jquery-plugin-treeview/

 *

 * Copyright (c) 2007 Jörn Zaefferer

 *

 * Dual licensed under the MIT and GPL licenses:

 *   http://www.opensource.org/licenses/mit-license.php

 *   http://www.gnu.org/licenses/gpl.html

 *

 * Revision: $Id$

 *

 */

 

;(function($) {

 

function load(settings, root, child, container) {

        $.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({

                                                text:"placeholder",

                                                id:"placeholder",

                                                children:[]

                                        }, branch);

                                }

                                if (this.children && this.children.length) {

                                        $.each(this.children, createNode, [branch])

                                }

                        }

                }

                $.each(response, createNode, [child]);

        $(container).treeview({add: child});

    });

}

 

var proxied = $.fn.treeview;

$.fn.treeview = function(settings) {

        if (!settings.url) {

                return proxied.apply(this, arguments);

        }

        var container = this;

        load(settings, "source", 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");

                                childList.empty();

                                load(settings, this.id, childList, container);

                        }

                        if (userToggle) {

                                userToggle.apply(this, arguments);

                        }

                }

        }));

};

 

})(jQuery);