src/editor/plugins/core/edumed/choice/choiceTrueOrFalse.js

   1 define(function(require) {
   2
   3 'use strict';
   4
   5 /* globals gettext */
   6
   7 var $ = require('libs/jquery'),
   8     _ = require('libs/underscore'),
   9     choiceBase = require('./choiceBase'),
  10     switchTemplate = require('libs/text!./trueOrFalseSwitch.html'),
  11     ListView = require('./list');
  12
  13
  14 var trueOrFalse  = Object.create(choiceBase);
  15 _.extend(trueOrFalse, {
  16     type: 'true-or-false',
  17     createListView: function(listNode) {
  18         return new ListView(this, listNode, {
  19             onItemViewAdded: function(itemView) {
  20                 var switchView = new Switch(itemView.node.getAttr('answer') === 'true', function(choice) {
  21                     itemView.node.document.transaction(function() {
  22                         itemView.node.getParent('exercise.choice').object.setAnswer(itemView.node, choice);
  23                     }, {
  24                         metadata: {
  25                             description: gettext('Change answer')
  26                         }
  27                     });
  28                 });
  29                 itemView.addPrefixView(switchView);
  30             }
  31         });
  32     }
  33 });
  34
  35 var Switch = function(checked, onValueChange) {
  36     this.dom = $(_.template(switchTemplate)());
  37     var trueBtn = this.dom.find('.true'),
  38         falseBtn = this.dom.find('.false');
  39
  40     trueBtn.on('click', function() {
  41         trueBtn.addClass('selected');
  42         falseBtn.removeClass('selected');
  43         onValueChange(true);
  44     });
  45     this.dom.find('.false').on('click', function() {
  46         falseBtn.addClass('selected');
  47         trueBtn.removeClass('selected');
  48         onValueChange(false);
  49     });
  50     trueBtn.toggleClass('selected', checked);
  51     falseBtn.toggleClass('selected', !checked);
  52 };
  53
  54 return trueOrFalse;
  55
  56 });