/*
* Treeview 1.4 - jQuery plugin to hide and show branches of a tree
* 
* http://bassistance.de/jquery-plugins/jquery-plugin-treeview/
* http://docs.jquery.com/Plugins/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: jquery.treeview.js 4684 2008-02-07 19:08:06Z joern.zaefferer $
*
*/
; (function ($) { $.extend($.fn, { swapClass: function (c1, c2) { var c1Elements = this.filter('.' + c1); this.filter('.' + c2).removeClass(c2).addClass(c1); c1Elements.removeClass(c1).addClass(c2); return this; }, replaceClass: function (c1, c2) { return this.filter('.' + c1).removeClass(c1).addClass(c2).end(); }, hoverClass: function (className) { className = className || "hover"; return this.hover(function () { $(this).addClass(className); }, function () { $(this).removeClass(className); }); }, heightToggle: function (animated, callback) { animated ? this.animate({ height: "toggle" }, animated, callback) : this.each(function () { jQuery(this)[jQuery(this).is(":hidden") ? "show" : "hide"](); if (callback) callback.apply(this, arguments); }); }, heightHide: function (animated, callback) { if (animated) { this.animate({ height: "hide" }, animated, callback); } else { this.hide(); if (callback) this.each(callback); } }, prepareBranches: function (settings) { if (!settings.prerendered) { this.filter(":last-child:not(ul)").addClass(CLASSES.last); this.filter((settings.collapsed ? "" : "." + CLASSES.closed) + ":not(." + CLASSES.open + ")").find(">ul").hide(); } return this.filter(":has(>ul)"); }, applyClasses: function (settings, toggler) { this.filter(":has(>ul):not(:has(>a))").find(">span").click(function (event) { toggler.apply($(this).next()); }).add($("a", this)).hoverClass(); if (!settings.prerendered) { this.filter(":has(>ul:hidden)").addClass(CLASSES.expandable).replaceClass(CLASSES.last, CLASSES.lastExpandable); this.not(":has(>ul:hidden)").addClass(CLASSES.collapsable).replaceClass(CLASSES.last, CLASSES.lastCollapsable); this.prepend("<div class=\"" + CLASSES.hitarea + "\"/>").find("div." + CLASSES.hitarea).each(function () { var classes = ""; $.each($(this).parent().attr("class").split(" "), function () { classes += this + "-hitarea "; }); $(this).addClass(classes); }); } this.find("div." + CLASSES.hitarea).click(toggler); }, treeview: function (settings) { settings = $.extend({ cookieId: "treeview" }, settings); if (settings.add) { return this.trigger("add", [settings.add]); } if (settings.toggle) { var callback = settings.toggle; settings.toggle = function () { return callback.apply($(this).parent()[0], arguments); }; } function treeController(tree, control) { function handler(filter) { return function () { toggler.apply($("div." + CLASSES.hitarea, tree).filter(function () { return filter ? $(this).parent("." + filter).length : true; })); return false; }; } $("a:eq(0)", control).click(handler(CLASSES.collapsable)); $("a:eq(1)", control).click(handler(CLASSES.expandable)); $("a:eq(2)", control).click(handler()); } function toggler() { $(this).parent().find(">.hitarea").swapClass(CLASSES.collapsableHitarea, CLASSES.expandableHitarea).swapClass(CLASSES.lastCollapsableHitarea, CLASSES.lastExpandableHitarea).end().swapClass(CLASSES.collapsable, CLASSES.expandable).swapClass(CLASSES.lastCollapsable, CLASSES.lastExpandable).find(">ul").heightToggle(settings.animated, settings.toggle); if (settings.unique) { $(this).parent().siblings().find(">.hitarea").replaceClass(CLASSES.collapsableHitarea, CLASSES.expandableHitarea).replaceClass(CLASSES.lastCollapsableHitarea, CLASSES.lastExpandableHitarea).end().replaceClass(CLASSES.collapsable, CLASSES.expandable).replaceClass(CLASSES.lastCollapsable, CLASSES.lastExpandable).find(">ul").heightHide(settings.animated, settings.toggle); } } function serialize() { function binary(arg) { return arg ? 1 : 0; } var data = []; branches.each(function (i, e) { data[i] = $(e).is(":has(>ul:visible)") ? 1 : 0; }); $.cookie(settings.cookieId, data.join("")); } function deserialize() { var stored = $.cookie(settings.cookieId); if (stored) { var data = stored.split(""); branches.each(function (i, e) { $(e).find(">ul")[parseInt(data[i]) ? "show" : "hide"](); }); } } this.addClass("treeview"); var branches = this.find("li").prepareBranches(settings); switch (settings.persist) { case "cookie": var toggleCallback = settings.toggle; settings.toggle = function () { serialize(); if (toggleCallback) { toggleCallback.apply(this, arguments); } }; deserialize(); break; case "location": var current = this.find("a").filter(function () { return this.href.toLowerCase() == location.href.toLowerCase(); }); if (current.length) { current.addClass("selected").parents("ul, li").add(current.next()).show(); } break; } branches.applyClasses(settings, toggler); if (settings.control) { treeController(this, settings.control); $(settings.control).show(); } return this.bind("add", function (event, branches) { $(branches).prev().removeClass(CLASSES.last).removeClass(CLASSES.lastCollapsable).removeClass(CLASSES.lastExpandable).find(">.hitarea").removeClass(CLASSES.lastCollapsableHitarea).removeClass(CLASSES.lastExpandableHitarea); $(branches).find("li").andSelf().prepareBranches(settings).applyClasses(settings, toggler); }); } }); var CLASSES = $.fn.treeview.classes = { open: "open", closed: "closed", expandable: "expandable", expandableHitarea: "expandable-hitarea", lastExpandableHitarea: "lastExpandable-hitarea", collapsable: "collapsable", collapsableHitarea: "collapsable-hitarea", lastCollapsableHitarea: "lastCollapsable-hitarea", lastCollapsable: "lastCollapsable", lastExpandable: "lastExpandable", last: "last", hitarea: "hitarea" }; $.fn.Treeview = $.fn.treeview; })(jQuery);