File joomla/form/fields/combo.php | Joomla! Framework TM

 1 <?php
 2 /**
 3  * @package     Joomla.Platform
 4  * @subpackage  Form
 5  *
 6  * @copyright   Copyright (C) 2005 - 2017 Open Source Matters, Inc. All rights reserved.
 7  * @license     GNU General Public License version 2 or later; see LICENSE
 8  */
 9 
10 defined('JPATH_PLATFORM') or die;
11 
12 JFormHelper::loadFieldClass('list');
13 
14 /**
15  * Form Field class for the Joomla Platform.
16  * Implements a combo box field.
17  *
18  * @since  11.1
19  */
20 class JFormFieldCombo extends JFormFieldList
21 {
22     /**
23      * The form field type.
24      *
25      * @var    string
26      * @since  11.1
27      */
28     protected $type = 'Combo';
29 
30     /**
31      * Method to get the field input markup for a combo box field.
32      *
33      * @return  string  The field input markup.
34      *
35      * @since   11.1
36      */
37     protected function getInput()
38     {
39         $html = array();
40         $attr = '';
41 
42         // Initialize some field attributes.
43         $attr .= !empty($this->class) ? ' class="combobox ' . $this->class . '"' : ' class="combobox"';
44         $attr .= $this->readonly ? ' readonly' : '';
45         $attr .= $this->disabled ? ' disabled' : '';
46         $attr .= !empty($this->size) ? ' size="' . $this->size . '"' : '';
47         $attr .= $this->required ? ' required aria-required="true"' : '';
48 
49         // Initialize JavaScript field attributes.
50         $attr .= $this->onchange ? ' onchange="' . $this->onchange . '"' : '';
51 
52         // Get the field options.
53         $options = $this->getOptions();
54 
55         // Load the combobox behavior.
56         JHtml::_('behavior.combobox');
57 
58         $html[] = '<div class="combobox input-append">';
59 
60         // Build the input for the combo box.
61         $html[] = '<input type="text" name="' . $this->name . '" id="' . $this->id . '" value="'
62             . htmlspecialchars($this->value, ENT_COMPAT, 'UTF-8') . '"' . $attr . ' autocomplete="off" />';
63 
64         $html[] = '<div class="btn-group">';
65         $html[] = '<button type="button" class="btn dropdown-toggle">';
66         $html[] = '     <span class="caret"></span>';
67         $html[] = '</button>';
68 
69         // Build the list for the combo box.
70         $html[] = '<ul class="dropdown-menu">';
71 
72         foreach ($options as $option)
73         {
74             $html[] = '<li><a href="#">' . $option->text . '</a></li>';
75         }
76 
77         $html[] = '</ul>';
78 
79         $html[] = '</div></div>';
80 
81         return implode($html);
82     }
83 }
84
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