diff options
Diffstat (limited to 'mod/pages/javascript')
| -rw-r--r-- | mod/pages/javascript/jquery.treeview.async.js | 72 | ||||
| -rw-r--r-- | mod/pages/javascript/jquery.treeview.js | 251 |
2 files changed, 323 insertions, 0 deletions
diff --git a/mod/pages/javascript/jquery.treeview.async.js b/mod/pages/javascript/jquery.treeview.async.js new file mode 100644 index 000000000..01059191f --- /dev/null +++ b/mod/pages/javascript/jquery.treeview.async.js @@ -0,0 +1,72 @@ +/*
+ * 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, currentpage: settings.currentpage}, 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}, root);
+ });
+}
+
+var proxied = $.fn.treeview;
+$.fn.treeview = function(settings, source) {
+ 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);
\ No newline at end of file diff --git a/mod/pages/javascript/jquery.treeview.js b/mod/pages/javascript/jquery.treeview.js new file mode 100644 index 000000000..bc5d9e46b --- /dev/null +++ b/mod/pages/javascript/jquery.treeview.js @@ -0,0 +1,251 @@ +/* + * 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() { + $(this).removeClass(className); + }); + }, + heightToggle: function(animated, callback) { + animated ? + this.animate({ height: "toggle" }, animated, callback) : + this.each(function(){ + jQuery(this)[ jQuery(this).is(":hidden") ? "show" : "hide" ](); + if(callback) + callback.apply(this, arguments); + }); + }, + heightHide: function(animated, callback) { + if (animated) { + this.animate({ height: "hide" }, animated, callback); + } else { + this.hide(); + if (callback) + this.each(callback); + } + }, + prepareBranches: function(settings) { + if (!settings.prerendered) { + // mark last tree items + this.filter(":last-child:not(ul)").addClass(CLASSES.last); + // collapse whole tree, or only those marked as closed, anyway except those marked as open + this.filter((settings.collapsed ? "" : "." + CLASSES.closed) + ":not(." + CLASSES.open + ")").find(">ul").hide(); + } + // return all items with sublists + return this.filter(":has(>ul)"); + }, + applyClasses: function(settings, toggler) { + this.filter(":has(>ul):not(:has(>a))").find(">span").click(function(event) { + toggler.apply($(this).next()); + }).add( $("a", this) ).hoverClass(); + + if (!settings.prerendered) { + // handle closed ones first + this.filter(":has(>ul:hidden)") + .addClass(CLASSES.expandable) + .replaceClass(CLASSES.last, CLASSES.lastExpandable); + + // handle open ones + this.not(":has(>ul:hidden)") + .addClass(CLASSES.collapsable) + .replaceClass(CLASSES.last, CLASSES.lastCollapsable); + + // create hitarea + 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 ); + }); + } + + // apply event to hitarea + 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); + }; + } + + // factory for treecontroller + function treeController(tree, control) { + // factory for click handlers + function handler(filter) { + return function() { + // reuse toggle event handler, applying the elements to toggle + // start searching for all hitareas + toggler.apply( $("div." + CLASSES.hitarea, tree).filter(function() { + // for plain toggle, no filter is provided, otherwise we need to check the parent element + return filter ? $(this).parent("." + filter).length : true; + }) ); + return false; + }; + } + // click on first element to collapse tree + $("a:eq(0)", control).click( handler(CLASSES.collapsable) ); + // click on second to expand tree + $("a:eq(1)", control).click( handler(CLASSES.expandable) ); + // click on third to toggle tree + $("a:eq(2)", control).click( handler() ); + } + + // handle toggle event + function toggler() { + $(this) + .parent() + // swap classes for hitarea + .find(">.hitarea") + .swapClass( CLASSES.collapsableHitarea, CLASSES.expandableHitarea ) + .swapClass( CLASSES.lastCollapsableHitarea, CLASSES.lastExpandableHitarea ) + .end() + // swap classes for parent li + .swapClass( CLASSES.collapsable, CLASSES.expandable ) + .swapClass( CLASSES.lastCollapsable, CLASSES.lastExpandable ) + // find child lists + .find( ">ul" ) + // toggle them + .heightToggle( settings.animated, settings.toggle ); + if ( settings.unique ) { + $(this).parent() + .siblings() + // swap classes for hitarea + .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" ](); + }); + } + } + + // add treeview class to activate styles + this.addClass("treeview"); + + // prepare branches and find all tree items with child lists + 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 control option is set, create the treecontroller and show it + 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); + }); + } + }); + + // classes used by the plugin + // need to be styled via external stylesheet, see first example + 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" + }; + + // provide backwards compability + $.fn.Treeview = $.fn.treeview; + +})(jQuery);
\ No newline at end of file |