| /* |
| * $Id$ |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| dojo.provide("struts.widget.StrutsTreeNode"); |
| |
| dojo.require("dojo.widget.TreeNode"); |
| |
| dojo.widget.defineWidget( |
| "struts.widget.StrutsTreeNode", |
| dojo.widget.TreeNode, { |
| widgetType : "StrutsTreeNode", |
| |
| loaded : false, |
| |
| expand : function() { |
| if(!this.loaded) { |
| this.reload(); |
| } |
| struts.widget.StrutsTreeNode.superclass.expand.apply(this); |
| }, |
| |
| removeChildren : function() { |
| var self = this; |
| var childrenCopy = dojo.lang.toArray(this.children); |
| dojo.lang.forEach(childrenCopy, function(node) { |
| self.removeNode(node); |
| }); |
| }, |
| |
| reload : function() { |
| var href = this.tree.href; |
| this.loaded = true; |
| |
| if(!dojo.string.isBlank(href)) { |
| //clear children list |
| this.removeChildren(); |
| //pass widgetId as parameter |
| var tmpHref = href + (href.indexOf("?") > -1 ? "&" : "?") + "nodeId=" + this.widgetId; |
| |
| var self = this; |
| this.markLoading(); |
| |
| dojo.io.bind({ |
| url: tmpHref, |
| useCache: false, |
| preventCache: true, |
| handler: function(type, data, e) { |
| if(type == 'load') { |
| //data should be an array |
| if(data) { |
| dojo.lang.forEach(data, function(descr) { |
| //create node for eachd descriptor |
| var newNode = dojo.widget.createWidget("struts:StrutsTreeNode",{ |
| title : descr.label, |
| isFolder: descr.hasChildren, |
| widgetId: descr.id |
| }); |
| self.addChild(newNode); |
| }); |
| } |
| } |
| |
| self.unMarkLoading(); |
| }, |
| mimetype: "text/json" |
| }); |
| } |
| } |
| }); |