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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* Group of date and time input element
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*
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* Contains class for a group of elements used to input a date and time.
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*
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* @package core_form
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* @copyright 2012 Rajesh Taneja <rajesh@moodle.com>
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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YUI.add('moodle-form-checkboxcontroller', function(Y) {
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var checkboxcontroller = function() {
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checkboxcontroller.superclass.constructor.apply(this, arguments);
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}
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Y.extend(checkboxcontroller, Y.Base, {
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_controllervaluenode : null,
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_checkboxclass : null,
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/*
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* Initialize script if all params passed.
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*
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* @param object params values passed while initalizing script
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*/
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initializer : function(params) {
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if (params && params.checkboxcontroller &&
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params.controllerbutton &&
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params.checkboxclass) {
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// Id of controller node which keeps value in html.
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this._controllervaluenode = '#id_'+params.checkboxcontroller;
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// Checkboxes class name by which checkboxes will be selected
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this._checkboxclass = '.'+params.checkboxclass;
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// Replace submit button with link.
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this.replaceButton('#id_'+params.controllerbutton);
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}
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},
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/**
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* Replace controller button with link and add event.
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*
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* @param string controllerbutton id of the controller button which needs to be replaced
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*/
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replaceButton : function(controllerbutton) {
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var controllerbutton = Y.one(controllerbutton);
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var linkname = controllerbutton.get('value');
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// Link node which will replace controller button
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var link = Y.Node.create('<a href="#">'+linkname+'</a>');
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// Attach onclick event to link
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link.on('click', this.onClick, this);
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// Hide controller button
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controllerbutton.hide();
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// Insert link node
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controllerbutton.get('parentNode').insert(link, controllerbutton.get('lastNode'));
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},
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/**
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* Onclick event will be handled.
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*
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* @param Event e
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*/
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onClick : function(e) {
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e.preventDefault();
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this.switchGroupState();
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},
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/**
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* Toggles checkboxes status belong to a group
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*/
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switchGroupState : function() {
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if (this._checkboxclass) {
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// Value which should be set on checkboxes
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var newvalue = '';
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// Get controller node which keeps value
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var controllervaluenode = Y.one(this._controllervaluenode);
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// Get all checkboxes with
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var checkboxes = Y.all(this._checkboxclass);
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// Toggle checkboxes in group, depending on conroller value
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if (controllervaluenode.get('value') == 1) {
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controllervaluenode.set('value', '0');
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} else {
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controllervaluenode.set('value', '1');
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newvalue = 'checked';
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}
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checkboxes.each(function(checkbox){
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if (!checkbox.get('disabled')) {
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checkbox.set('checked', newvalue);
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}
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});
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}
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}
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});
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M.form = M.form || {};
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M.form.checkboxcontroller = function(params) {
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return new checkboxcontroller(params);
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}
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}, '@VERSION@', {requires:['base', 'node']});
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