@oat-sa/tao-test-runner-qti
Version:
TAO Test Runner QTI implementation
80 lines (72 loc) • 2.6 kB
JavaScript
define(['i18n', 'taoTests/runner/plugin'], function (__, pluginFactory) { 'use strict';
__ = __ && Object.prototype.hasOwnProperty.call(__, 'default') ? __['default'] : __;
pluginFactory = pluginFactory && Object.prototype.hasOwnProperty.call(pluginFactory, 'default') ? pluginFactory['default'] : pluginFactory;
/**
* 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; under version 2
* of the License (non-upgradable).
*
* 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.
*
* Copyright (c) 2017 (original work) Open Assessment Technologies SA ;
*/
/**
* There's only a few chance to have this message displayed.
* Most browsers doesn't support custom message anymore.
* See https://www.chromestatus.com/feature/5349061406228480
*/
var warnMessage = __('Please confirm you want to leave the test.');
/**
* The beforeunload listener
* @param {Event} e
* @returns {String} the custom message (for some browser, just need to be a string)
*/
var warnListener = function warnListener(e) {
e.returnValue = warnMessage;
return warnMessage;
};
/**
* Plugin factory
* @returns {Object}
*/
var warnBeforeLeaving = pluginFactory({
/**
* Plugin name
* @type {String}
*/
name: 'warnBeforeLeaving',
/**
* Initialize plugin (called during runner's initialization)
*/
init: function init() {
this.enable();
},
/**
* Destroy plugin (called during runner's destruction)
*/
destroy: function destroy() {
this.disable();
},
/**
* Enables the warning
*/
enable: function enable() {
window.addEventListener('beforeunload', warnListener);
},
/**
* Disables the warning
*/
disable: function disable() {
window.removeEventListener('beforeunload', warnListener);
}
});
return warnBeforeLeaving;
});