TreeContextMenu.js
资源名称:oa.rar [点击查看]
上传用户:kimgenplus
上传日期:2016-06-05
资源大小:20877k
文件大小:4k
源码类别:
OA系统
开发平台:
Java
- /*
- 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.TreeContextMenu");
- dojo.require("dojo.event.*");
- dojo.require("dojo.io.*");
- dojo.require("dojo.widget.Menu2");
- dojo.widget.defineWidget("dojo.widget.TreeContextMenu", dojo.widget.PopupMenu2, function () {
- this.listenedTrees = [];
- }, {open:function (x, y, parentMenu, explodeSrc) {
- var result = dojo.widget.PopupMenu2.prototype.open.apply(this, arguments);
- dojo.event.topic.publish(this.eventNames.open, {menu:this});
- return result;
- }, listenTree:function (tree) {
- var nodes = tree.getDescendants();
- for (var i = 0; i < nodes.length; i++) {
- if (!nodes[i].isTreeNode) {
- continue;
- }
- this.bindDomNode(nodes[i].labelNode);
- }
- var _this = this;
- dojo.event.topic.subscribe(tree.eventNames.createDOMNode, this, "onCreateDOMNode");
- dojo.event.topic.subscribe(tree.eventNames.moveFrom, this, "onMoveFrom");
- dojo.event.topic.subscribe(tree.eventNames.moveTo, this, "onMoveTo");
- dojo.event.topic.subscribe(tree.eventNames.removeNode, this, "onRemoveNode");
- dojo.event.topic.subscribe(tree.eventNames.addChild, this, "onAddChild");
- dojo.event.topic.subscribe(tree.eventNames.treeDestroy, this, "onTreeDestroy");
- this.listenedTrees.push(tree);
- }, unlistenTree:function (tree) {
- dojo.event.topic.unsubscribe(tree.eventNames.createDOMNode, this, "onCreateDOMNode");
- dojo.event.topic.unsubscribe(tree.eventNames.moveFrom, this, "onMoveFrom");
- dojo.event.topic.unsubscribe(tree.eventNames.moveTo, this, "onMoveTo");
- dojo.event.topic.unsubscribe(tree.eventNames.removeNode, this, "onRemoveNode");
- dojo.event.topic.unsubscribe(tree.eventNames.addChild, this, "onAddChild");
- dojo.event.topic.unsubscribe(tree.eventNames.treeDestroy, this, "onTreeDestroy");
- for (var i = 0; i < this.listenedTrees.length; i++) {
- if (this.listenedTrees[i] === tree) {
- this.listenedTrees.splice(i, 1);
- break;
- }
- }
- }, onTreeDestroy:function (message) {
- this.unlistenTree(message.source);
- }, bindTreeNode:function (node) {
- var _this = this;
- dojo.lang.forEach(node.getDescendants(), function (e) {
- _this.bindDomNode(e.labelNode);
- });
- }, unBindTreeNode:function (node) {
- var _this = this;
- dojo.lang.forEach(node.getDescendants(), function (e) {
- _this.unBindDomNode(e.labelNode);
- });
- }, onCreateDOMNode:function (message) {
- this.bindTreeNode(message.source);
- }, onMoveFrom:function (message) {
- if (!dojo.lang.inArray(this.listenedTrees, message.newTree)) {
- this.unBindTreeNode(message.child);
- }
- }, onMoveTo:function (message) {
- if (dojo.lang.inArray(this.listenedTrees, message.newTree)) {
- this.bindTreeNode(message.child);
- }
- }, onRemoveNode:function (message) {
- this.unBindTreeNode(message.child);
- }, onAddChild:function (message) {
- if (message.domNodeInitialized) {
- this.bindTreeNode(message.child);
- }
- }});
- dojo.widget.defineWidget("dojo.widget.TreeMenuItem", dojo.widget.MenuItem2, {treeActions:"", initialize:function (args, frag) {
- this.treeActions = this.treeActions.split(",");
- for (var i = 0; i < this.treeActions.length; i++) {
- this.treeActions[i] = this.treeActions[i].toUpperCase();
- }
- }, getTreeNode:function () {
- var menu = this;
- while (!(menu instanceof dojo.widget.TreeContextMenu)) {
- menu = menu.parent;
- }
- var source = menu.getTopOpenEvent().target;
- while (!source.getAttribute("treeNode") && source.tagName != "body") {
- source = source.parentNode;
- }
- if (source.tagName == "body") {
- dojo.raise("treeNode not detected");
- }
- var treeNode = dojo.widget.manager.getWidgetById(source.getAttribute("treeNode"));
- return treeNode;
- }, menuOpen:function (message) {
- var treeNode = this.getTreeNode();
- this.setDisabled(false);
- var _this = this;
- dojo.lang.forEach(_this.treeActions, function (action) {
- _this.setDisabled(treeNode.actionIsDisabled(action));
- });
- }, toString:function () {
- return "[" + this.widgetType + " node " + this.getTreeNode() + "]";
- }});