text: /*****************************************************************************
   * Open MCT, Copyright (c) 2014-2016, United States Government
   * as represented by the Administrator of the National Aeronautics and Space
   * Administration. All rights reserved.
   *
   * Open MCT 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 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.
   *****************************************************************************/
  
  /**
   * Module defining FullscreenAction. Created by vwoeltje on 11/18/14.
   */
  define(
      ["screenfull"],
      function (screenfull) {
  
          var ENTER_FULLSCREEN = "Enter full screen mode",
              EXIT_FULLSCREEN = "Exit full screen mode";
  
          /**
           * The fullscreen action toggles between fullscreen display
           * and regular in-window display.
           * @memberof platform/commonUI/browse
           * @constructor
           * @implements {Action}
           */
          function FullscreenAction(context) {
              this.context = context;
          }
  
          FullscreenAction.prototype.perform = function () {
              screenfull.toggle();
          };
  
          FullscreenAction.prototype.getMetadata = function () {
              // We override getMetadata, because the icon cssClass and
              // description need to be determined at run-time
              // based on whether or not we are currently
              // full screen.
              var metadata = Object.create(FullscreenAction);
              metadata.cssClass = screenfull.isFullscreen ? "icon-fullscreen-expand" : "icon-fullscreen-collapse";
              metadata.description = screenfull.isFullscreen ?
                  EXIT_FULLSCREEN : ENTER_FULLSCREEN;
              metadata.group = "windowing";
              metadata.context = this.context;
              return metadata;
          };
  
          return FullscreenAction;
      }
  );
  