Files
openmct/platform/commonUI/general/src/ui/TreeNodeView.js
2016-03-11 14:40:04 -08:00

89 lines
3.1 KiB
JavaScript

/*****************************************************************************
* Open MCT Web, Copyright (c) 2014-2015, United States Government
* as represented by the Administrator of the National Aeronautics and Space
* Administration. All rights reserved.
*
* Open MCT Web is licensed 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.
*
* Open MCT Web includes source code licensed under additional open source
* licenses. See the Open Source Licenses file (LICENSES.md) included with
* this source code distribution or the Licensing information page available
* at runtime from the About dialog for additional information.
*****************************************************************************/
/*global define*/
define([
'zepto',
'text!../../res/templates/tree/node.html',
'./ToggleView',
'./TreeLabelView'
], function ($, nodeTemplate, ToggleView, TreeLabelView) {
'use strict';
function TreeNodeView(subtreeFactory) {
this.li = $('<li>');
this.toggleView = new ToggleView(false);
this.toggleView.observe(function (state) {
if (state) {
if (!this.subtreeView) {
this.subtreeView = subtreeFactory();
this.subtreeView.model(this.activeObject);
this.li.find('.tree-item-subtree').eq(0)
.append($(this.subtreeView.elements()));
}
$(this.subtreeView.elements()).removeClass('hidden');
} else if (this.subtreeView) {
$(this.subtreeView.elements()).addClass('hidden');
}
}.bind(this));
this.labelView = new TreeLabelView();
this.li.append($(nodeTemplate));
this.li.find('span').eq(0)
.append($(this.toggleView.elements()))
.append($(this.labelView.elements()));
this.model(undefined);
}
TreeNodeView.prototype.model = function (domainObject) {
if (this.unlisten) {
this.unlisten();
}
this.activeObject = domainObject;
if (domainObject && domainObject.hasCapability('composition')) {
$(this.toggleView.elements()).addClass('has-children');
} else {
$(this.toggleView.elements()).removeClass('has-children');
}
this.labelView.model(domainObject);
if (this.subtreeView) {
this.subtreeView.model(domainObject);
}
};
/**
*
* @returns {HTMLElement[]}
*/
TreeNodeView.prototype.elements = function () {
return this.li;
};
return TreeNodeView;
});