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Struts example source code file (TreeCommon.js)
The Struts TreeCommon.js source code/* Copyright (c) 2004-2006, The Dojo Foundation All Rights Reserved. Licensed under the Academic Free License version 2.1 or above OR the modified BSD license. For more information on Dojo licensing, see: http://dojotoolkit.org/community/licensing.shtml */ dojo.provide("dojo.widget.TreeCommon"); dojo.require("dojo.widget.*"); dojo.declare("dojo.widget.TreeCommon", null, {listenTreeEvents:[], listenedTrees:{}, listenNodeFilter:null, listenTree:function (tree) { var _this = this; if (this.listenedTrees[tree.widgetId]) { return; } dojo.lang.forEach(this.listenTreeEvents, function (event) { var eventHandler = "on" + event.charAt(0).toUpperCase() + event.substr(1); dojo.event.topic.subscribe(tree.eventNames[event], _this, eventHandler); }); var filter; if (this.listenNodeFilter) { this.processDescendants(tree, this.listenNodeFilter, this.listenNode, true); } this.listenedTrees[tree.widgetId] = true; }, listenNode:function () { }, unlistenNode:function () { }, unlistenTree:function (tree, nodeFilter) { var _this = this; if (!this.listenedTrees[tree.widgetId]) { return; } dojo.lang.forEach(this.listenTreeEvents, function (event) { var eventHandler = "on" + event.charAt(0).toUpperCase() + event.substr(1); dojo.event.topic.unsubscribe(tree.eventNames[event], _this, eventHandler); }); if (this.listenNodeFilter) { this.processDescendants(tree, this.listenNodeFilter, this.unlistenNode, true); } delete this.listenedTrees[tree.widgetId]; }, checkPathCondition:function (domElement, condition) { while (domElement && !domElement.widgetId) { if (condition.call(null, domElement)) { return true; } domElement = domElement.parentNode; } return false; }, domElement2TreeNode:function (domElement) { while (domElement && !domElement.widgetId) { domElement = domElement.parentNode; } if (!domElement) { return null; } var widget = dojo.widget.byId(domElement.widgetId); if (!widget.isTreeNode) { return null; } return widget; }, processDescendants:function (elem, filter, func, skipFirst) { var _this = this; if (!skipFirst) { if (!filter.call(_this, elem)) { return; } func.call(_this, elem); } var stack = [elem]; while (elem = stack.pop()) { dojo.lang.forEach(elem.children, function (elem) { if (filter.call(_this, elem)) { func.call(_this, elem); stack.push(elem); } }); } }}); Other Struts examples (source code examples)Here is a short list of links related to this Struts TreeCommon.js source code file: |
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