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alexandre_ |
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/*
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Copyright (c) 2004-2006, The Dojo Foundation
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All Rights Reserved.
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Licensed under the Academic Free License version 2.1 or above OR the
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modified BSD license. For more information on Dojo licensing, see:
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http://dojotoolkit.org/community/licensing.shtml
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*/
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dojo.provide("dojo.widget.TreeContextMenu");
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dojo.require("dojo.event.*");
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dojo.require("dojo.io.*");
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dojo.require("dojo.widget.Menu2");
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dojo.widget.defineWidget("dojo.widget.TreeContextMenu", dojo.widget.PopupMenu2, function () {
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this.listenedTrees = [];
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}, {open:function (x, y, parentMenu, explodeSrc) {
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var result = dojo.widget.PopupMenu2.prototype.open.apply(this, arguments);
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dojo.event.topic.publish(this.eventNames.open, {menu:this});
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return result;
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}, listenTree:function (tree) {
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var nodes = tree.getDescendants();
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for (var i = 0; i < nodes.length; i++) {
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if (!nodes[i].isTreeNode) {
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continue;
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}
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this.bindDomNode(nodes[i].labelNode);
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}
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var _this = this;
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dojo.event.topic.subscribe(tree.eventNames.createDOMNode, this, "onCreateDOMNode");
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dojo.event.topic.subscribe(tree.eventNames.moveFrom, this, "onMoveFrom");
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dojo.event.topic.subscribe(tree.eventNames.moveTo, this, "onMoveTo");
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dojo.event.topic.subscribe(tree.eventNames.removeNode, this, "onRemoveNode");
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dojo.event.topic.subscribe(tree.eventNames.addChild, this, "onAddChild");
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dojo.event.topic.subscribe(tree.eventNames.treeDestroy, this, "onTreeDestroy");
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this.listenedTrees.push(tree);
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}, unlistenTree:function (tree) {
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dojo.event.topic.unsubscribe(tree.eventNames.createDOMNode, this, "onCreateDOMNode");
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dojo.event.topic.unsubscribe(tree.eventNames.moveFrom, this, "onMoveFrom");
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dojo.event.topic.unsubscribe(tree.eventNames.moveTo, this, "onMoveTo");
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dojo.event.topic.unsubscribe(tree.eventNames.removeNode, this, "onRemoveNode");
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dojo.event.topic.unsubscribe(tree.eventNames.addChild, this, "onAddChild");
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dojo.event.topic.unsubscribe(tree.eventNames.treeDestroy, this, "onTreeDestroy");
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for (var i = 0; i < this.listenedTrees.length; i++) {
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if (this.listenedTrees[i] === tree) {
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this.listenedTrees.splice(i, 1);
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break;
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}
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}
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}, onTreeDestroy:function (message) {
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this.unlistenTree(message.source);
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}, bindTreeNode:function (node) {
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var _this = this;
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dojo.lang.forEach(node.getDescendants(), function (e) {
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_this.bindDomNode(e.labelNode);
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});
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}, unBindTreeNode:function (node) {
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var _this = this;
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dojo.lang.forEach(node.getDescendants(), function (e) {
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_this.unBindDomNode(e.labelNode);
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});
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}, onCreateDOMNode:function (message) {
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this.bindTreeNode(message.source);
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}, onMoveFrom:function (message) {
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if (!dojo.lang.inArray(this.listenedTrees, message.newTree)) {
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this.unBindTreeNode(message.child);
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}
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}, onMoveTo:function (message) {
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if (dojo.lang.inArray(this.listenedTrees, message.newTree)) {
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this.bindTreeNode(message.child);
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}
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}, onRemoveNode:function (message) {
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this.unBindTreeNode(message.child);
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}, onAddChild:function (message) {
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if (message.domNodeInitialized) {
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this.bindTreeNode(message.child);
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}
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}});
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dojo.widget.defineWidget("dojo.widget.TreeMenuItem", dojo.widget.MenuItem2, {treeActions:"", initialize:function (args, frag) {
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this.treeActions = this.treeActions.split(",");
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for (var i = 0; i < this.treeActions.length; i++) {
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this.treeActions[i] = this.treeActions[i].toUpperCase();
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}
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}, getTreeNode:function () {
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var menu = this;
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while (!(menu instanceof dojo.widget.TreeContextMenu)) {
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menu = menu.parent;
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}
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var source = menu.getTopOpenEvent().target;
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while (!source.getAttribute("treeNode") && source.tagName != "body") {
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source = source.parentNode;
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}
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if (source.tagName == "body") {
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dojo.raise("treeNode not detected");
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}
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var treeNode = dojo.widget.manager.getWidgetById(source.getAttribute("treeNode"));
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return treeNode;
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}, menuOpen:function (message) {
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var treeNode = this.getTreeNode();
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this.setDisabled(false);
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var _this = this;
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dojo.lang.forEach(_this.treeActions, function (action) {
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_this.setDisabled(treeNode.actionIsDisabled(action));
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});
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}, toString:function () {
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return "[" + this.widgetType + " node " + this.getTreeNode() + "]";
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}});
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