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66 lines
2.2 KiB
JavaScript
66 lines
2.2 KiB
JavaScript
/*****************************************************************************
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* Open MCT Web, Copyright (c) 2014-2015, United States Government
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* as represented by the Administrator of the National Aeronautics and Space
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* Administration. All rights reserved.
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*
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* Open MCT Web is licensed under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0.
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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* Open MCT Web includes source code licensed under additional open source
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* licenses. See the Open Source Licenses file (LICENSES.md) included with
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* this source code distribution or the Licensing information page available
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* at runtime from the About dialog for additional information.
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*****************************************************************************/
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/*global define*/
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define([
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'angular',
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'text!../../res/templates/tree/toggle.html'
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], function (angular, toggleTemplate) {
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function ToggleView(state) {
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this.expanded = !!state;
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this.callbacks = [];
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this.el = angular.element(toggleTemplate);
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this.el.on('click', function () {
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this.model(!this.expanded);
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}.bind(this));
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}
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ToggleView.prototype.model = function (state) {
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this.expanded = state;
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if (state) {
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this.el.addClass('expanded');
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} else {
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this.el.removeClass('expanded');
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}
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this.callbacks.forEach(function (callback) {
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callback(state);
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});
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};
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ToggleView.prototype.observe = function (callback) {
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this.callbacks.push(callback);
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return function () {
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this.callbacks = this.callbacks.filter(function (c) {
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return c !== callback;
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});
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}.bind(this);
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};
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ToggleView.prototype.elements = function () {
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return this.el;
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};
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return ToggleView;
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});
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