Merged branch 'MDL-27692_master' of git://github.com/MaryE/moodle.git
[moodle.git] / question / qbank.js
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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 * JavaScript belonging to question_bank_view.
18 *
19 * This script is included by question_bank_view and other parts of question/editlib.php.
20 *
21 * @package moodlecore
22 * @subpackage questionbank
23 * @copyright 2009 Tim Hunt
24 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
25 */
26
bfb1691d 27
28question_bank = {
29 strselectall: '',
30 strdeselectall: '',
31 headercheckbox: null,
32 firstcheckbox: null,
33
34 init_checkbox_column: function(strselectall, strdeselectall, firstcbid) {
35 question_bank.strselectall = strselectall;
36 question_bank.strdeselectall = strdeselectall;
37
38 // Find the header checkbox, and initialise it.
39 question_bank.headercheckbox = document.getElementById('qbheadercheckbox');
40 question_bank.headercheckbox.disabled = false;
41 question_bank.headercheckbox.title = strselectall;
42
43 // Find the first real checkbox.
44 question_bank.firstcheckbox = document.getElementById(firstcbid);
45
46 // Add the event handler.
47 YAHOO.util.Event.addListener(question_bank.headercheckbox, 'change', question_bank.header_checkbox_click);
48 },
49
50 header_checkbox_click: function() {
51 if (question_bank.firstcheckbox.checked) {
3e38c3bf 52 select_all_in_element_with_id('categoryquestions', '');
bfb1691d 53 question_bank.headercheckbox.title = question_bank.strselectall;
54 } else {
3e38c3bf 55 select_all_in_element_with_id('categoryquestions', 'checked');
bfb1691d 56 question_bank.headercheckbox.title = question_bank.strdeselectall;
57 }
58 question_bank.headercheckbox.checked = false;
59 }
60};
cd120b23 61
62// JavaScript to make the list of question types pop-up when you click an add
63// add question button.
64qtype_chooser = {
65 radiobuttons: [],
66 labels: [],
67 container: null,
68 submitbutton: null,
69
a13d4fbd 70 init: function(Y, boxid) {
cd120b23 71 // Find the radio buttons.
72 qtype_chooser.radiobuttons = YAHOO.util.Dom.getElementsBy(
73 function(el) { return el.type == 'radio'; }, 'input' , boxid);
74 qtype_chooser.labels = YAHOO.util.Dom.getElementsByClassName('qtypeoption', 'div', boxid);
75
76 // Find the submit button.
77 qtype_chooser.submitbutton = document.getElementById(boxid + '_submit');
78 qtype_chooser.enable_disable_submit();
79
80 // Add the event handlers.
81 YAHOO.util.Event.addListener(boxid, 'click', qtype_chooser.enable_disable_submit);
82 YAHOO.util.Event.addListener(boxid, 'key_down', qtype_chooser.enable_disable_submit);
83 YAHOO.util.Event.addListener(boxid, 'key_up', qtype_chooser.enable_disable_submit);
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84 YAHOO.util.Event.addListener(boxid, 'dblclick', function(e) {
85 if (!qtype_chooser.submitbutton.disabled) {
86 M.core_scroll_manager.save_scroll_pos(Y, Y.one(qtype_chooser.submitbutton));
87 qtype_chooser.submitbutton.form.submit();
88 }
89 });
cd120b23 90
91 YAHOO.util.Event.onDOMReady(qtype_chooser.init_container);
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92 Y.on('submit', function(e) {
93 M.core_scroll_manager.save_scroll_pos(Y, Y.one(qtype_chooser.submitbutton));
94 }, qtype_chooser.submitbutton.form);
cd120b23 95 },
96
97 enable_disable_submit: function() {
98 var ok = false;
99 for (var i = 0; i < qtype_chooser.radiobuttons.length; i++) {
100 if (qtype_chooser.radiobuttons[i].checked) {
101 ok = true;
102 YAHOO.util.Dom.addClass(qtype_chooser.labels[i], 'selected');
103 } else {
104 YAHOO.util.Dom.removeClass(qtype_chooser.labels[i], 'selected');
105 }
106 }
107 qtype_chooser.submitbutton.disabled = !ok;
108 },
109
cd120b23 110 init_container: function() {
111 if (!document.getElementById('qtypechoicecontainer')) {
112 return;
113 }
5e4d8cb4 114 var qtypechoicecontainer = document.getElementById('qtypechoicecontainer');
8b7d4fb7 115 qtypechoicecontainer.style.display = 'block';
5e4d8cb4 116 qtypechoicecontainer.parentNode.removeChild(qtypechoicecontainer);
117 document.body.appendChild(qtypechoicecontainer);
118 qtype_chooser.container = new YAHOO.widget.Dialog(qtypechoicecontainer, {
cd120b23 119 constraintoviewport: true,
120 visible: false,
121 modal: true,
122 fixedcenter: true,
123 close: true,
124 draggable: true,
125 dragOnly: true,
126 postmethod: 'form',
127 zIndex: 1000
128 });
129 qtype_chooser.container.render();
130
131 YAHOO.util.Event.addListener('chooseqtypecancel', 'click', qtype_chooser.cancel_popup);
132
133 var addforms = YAHOO.util.Dom.getElementsBy(function(el) {
134 return /question\/addquestion\.php/.test(el.action); }, 'form', document.body);
135 for (var i = 0; i < addforms.length; i++) {
136 YAHOO.util.Event.addListener(addforms[i], 'submit', qtype_chooser.add_button_click);
137 }
138 },
139
140 add_button_click: function(e) {
141 var form = document.getElementById('qtypeformdiv');
142
143 var oldhidden = YAHOO.util.Dom.getElementsBy(
144 function(el) { return el.type == 'hidden'; }, 'input', form);
145 for (var i = 0; i < oldhidden.length; i++) {
146 oldhidden[i].parentNode.removeChild(oldhidden[i]);
147 }
148
149 var wantedhidden = YAHOO.util.Dom.getElementsBy(
150 function(el) { return el.type == 'hidden'; }, 'input', this);
151 for (i = 0; i < wantedhidden.length; i++) {
152 form.appendChild(wantedhidden[i].cloneNode(true));
153 }
154
155 qtype_chooser.container.show();
156 YAHOO.util.Event.preventDefault(e);
157 },
158
159 cancel_popup: function(e) {
160 qtype_chooser.container.hide();
161 YAHOO.util.Event.preventDefault(e);
162 }
163};