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   1  // This file is part of Moodle - http://moodle.org/
   2  //
   3  // Moodle is free software: you can redistribute it and/or modify
   4  // it under the terms of the GNU General Public License as published by
   5  // the Free Software Foundation, either version 3 of the License, or
   6  // (at your option) any later version.
   7  //
   8  // Moodle is distributed in the hope that it will be useful,
   9  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  // GNU General Public License for more details.
  12  //
  13  // You should have received a copy of the GNU General Public License
  14  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  15  
  16  /*
  17   * @copyright 2014 The Open University
  18   * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  19   */
  20  
  21  /**
  22   * JavaScript required by the question preview pop-up.
  23   *
  24   * @module moodle-question-preview
  25   */
  26  
  27  M.question = M.question || {};
  28  M.question.preview = M.question.preview || {};
  29  
  30  /*
  31   * Initialise JavaScript-specific parts of the question preview popup.
  32   */
  33  M.question.preview.init = function() {
  34      M.core_question_engine.init_form(Y, '#responseform');
  35  
  36      // Add a close button to the window.
  37      var closebutton = Y.Node.create('<input type="button" />')
  38              .set('value', M.util.get_string('closepreview', 'question'));
  39  
  40      closebutton.on('click', function() {
  41          window.close();
  42      });
  43      Y.one('#previewcontrols').append(closebutton);
  44  
  45      // Stop a question form being submitted more than once.
  46      Y.on('submit', M.core_question_engine.prevent_repeat_submission, '#mform1', null, Y);
  47  };