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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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alexandre_ |
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alexandre_ |
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dojo.require("dojo.lang.declare");
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dojo.provide("dojo.widget.TreeWithNode");
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dojo.declare("dojo.widget.TreeWithNode", null, function () {
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}, {loadStates:{UNCHECKED:"UNCHECKED", LOADING:"LOADING", LOADED:"LOADED"}, state:"UNCHECKED", objectId:"", isContainer:true, lockLevel:0, lock:function () {
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this.lockLevel++;
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}, unlock:function () {
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if (!this.lockLevel) {
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dojo.raise(this.widgetType + " unlock: not locked");
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}
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this.lockLevel--;
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}, expandLevel:0, loadLevel:0, hasLock:function () {
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return this.lockLevel > 0;
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}, isLocked:function () {
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var node = this;
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while (true) {
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if (node.lockLevel) {
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return true;
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}
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if (!node.parent || node.isTree) {
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break;
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}
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node = node.parent;
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}
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return false;
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}, flushLock:function () {
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this.lockLevel = 0;
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}, actionIsDisabled:function (action) {
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var disabled = false;
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if (dojo.lang.inArray(this.actionsDisabled, action)) {
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disabled = true;
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}
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if (this.isTreeNode) {
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if (!this.tree.allowAddChildToLeaf && action == this.actions.ADDCHILD && !this.isFolder) {
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disabled = true;
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}
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}
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return disabled;
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}, actionIsDisabledNow:function (action) {
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return this.actionIsDisabled(action) || this.isLocked();
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}, setChildren:function (childrenArray) {
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if (this.isTreeNode && !this.isFolder) {
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this.setFolder();
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} else {
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if (this.isTreeNode) {
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this.state = this.loadStates.LOADED;
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}
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}
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var hadChildren = this.children.length > 0;
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if (hadChildren && childrenArray) {
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this.destroyChildren();
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}
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if (childrenArray) {
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this.children = childrenArray;
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}
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var hasChildren = this.children.length > 0;
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if (this.isTreeNode && hasChildren != hadChildren) {
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this.viewSetHasChildren();
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}
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for (var i = 0; i < this.children.length; i++) {
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var child = this.children[i];
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if (!(child instanceof dojo.widget.Widget)) {
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child = this.children[i] = this.tree.createNode(child);
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var childWidgetCreated = true;
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} else {
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var childWidgetCreated = false;
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}
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if (!child.parent) {
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child.parent = this;
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if (this.tree !== child.tree) {
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child.updateTree(this.tree);
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}
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child.viewAddLayout();
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this.containerNode.appendChild(child.domNode);
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var message = {child:child, index:i, parent:this, childWidgetCreated:childWidgetCreated};
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delete dojo.widget.manager.topWidgets[child.widgetId];
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dojo.event.topic.publish(this.tree.eventNames.afterAddChild, message);
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}
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if (this.tree.eagerWidgetInstantiation) {
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dojo.lang.forEach(this.children, function (child) {
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child.setChildren();
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});
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}
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}
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}, doAddChild:function (child, index) {
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return this.addChild(child, index, true);
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}, addChild:function (child, index, dontPublishEvent) {
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if (dojo.lang.isUndefined(index)) {
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index = this.children.length;
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}
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if (!child.isTreeNode) {
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dojo.raise("You can only add TreeNode widgets to a " + this.widgetType + " widget!");
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return;
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}
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this.children.splice(index, 0, child);
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child.parent = this;
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child.addedTo(this, index, dontPublishEvent);
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delete dojo.widget.manager.topWidgets[child.widgetId];
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}, onShow:function () {
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this.animationInProgress = false;
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}, onHide:function () {
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this.animationInProgress = false;
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}});
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