openproject/app/assets/javascripts/project/description_handling.js

//-- copyright
// OpenProject is a project management system.
// Copyright (C) 2012-2017 the OpenProject Foundation (OPF)
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License version 3.
//
// OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
// Copyright (C) 2006-2017 Jean-Philippe Lang
// Copyright (C) 2010-2013 the ChiliProject Team
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
//
// See doc/COPYRIGHT.rdoc for more details.
//++

function toggleDescription(el) {
  let $el = jQuery(el);
  let otherTrigger = $el.siblings('.projects-table--description-toggle')
  let clickedRow = $el.closest('.project');
  let descriptionRow = clickedRow.next();

  clickedRow.toggleClass('-no-highlighting');
  clickedRow.toggleClass('-expanded');
  descriptionRow.toggleClass('-expanded');

  if (descriptionRow.hasClass('-expanded')) {
    jQuery(descriptionRow).attr('aria-live', 'polite');
  } else {
    jQuery(descriptionRow).removeAttr('aria-live');
  }

  otherTrigger.focus();
}