1: <?php
  2: /**
  3:  * This file contains the cHTMLRadiobutton class.
  4:  *
  5:  * @package Core
  6:  * @subpackage GUI_HTML
  7:  * @version SVN Revision $Rev:$
  8:  *
  9:  * @author Simon Sprankel
 10:  * @copyright four for business AG <www.4fb.de>
 11:  * @license http://www.contenido.org/license/LIZENZ.txt
 12:  * @link http://www.4fb.de
 13:  * @link http://www.contenido.org
 14:  */
 15: 
 16: defined('CON_FRAMEWORK') || die('Illegal call: Missing framework initialization - request aborted.');
 17: 
 18: /**
 19:  * cHTMLRadiobutton class represents a radio button.
 20:  *
 21:  * @package Core
 22:  * @subpackage GUI_HTML
 23:  */
 24: class cHTMLRadiobutton extends cHTMLFormElement {
 25: 
 26:     /**
 27:      * Values for the check box
 28:      *
 29:      * @var string
 30:      */
 31:     protected $_value;
 32: 
 33:     /**
 34:      * The text for the corresponding label
 35:      *
 36:      * @var string
 37:      */
 38:     protected $_labelText;
 39: 
 40:     /**
 41:      * Constructor.
 42:      * Creates an HTML radio button element.
 43:      *
 44:      * @param string $name Name of the element
 45:      * @param string $value Value of the radio button
 46:      * @param string $id ID of the element
 47:      * @param bool $checked Is element checked?
 48:      * @param string $disabled Item disabled flag (non-empty to set disabled)
 49:      * @param string $tabindex Tab index for form elements
 50:      * @param string $accesskey Key to access the field
 51:      * @param string $class the class of this element
 52:      * @return void
 53:      */
 54:     public function __construct($name, $value, $id = '', $checked = false, $disabled = false, $tabindex = null, $accesskey = '', $class = '') {
 55:         parent::__construct($name, $id, $disabled, $tabindex, $accesskey);
 56:         $this->_tag = 'input';
 57:         $this->_value = $value;
 58:         $this->_contentlessTag = true;
 59: 
 60:         $this->setChecked($checked);
 61:         $this->updateAttribute('type', 'radio');
 62:         $this->updateAttribute('value', $value);
 63:         $this->setClass($class);
 64:     }
 65: 
 66:     /**
 67:      * Sets the checked flag.
 68:      *
 69:      * @param bool $checked If true, the "checked" attribute will be assigned.
 70:      * @return cHTMLRadiobutton $this
 71:      */
 72:     public function setChecked($checked) {
 73:         if ($checked == true) {
 74:             return $this->updateAttribute('checked', 'checked');
 75:         } else {
 76:             return $this->removeAttribute('checked');
 77:         }
 78:     }
 79: 
 80:     /**
 81:      * Sets a custom label text
 82:      *
 83:      * @param string $text Text to display
 84:      * @return cHTMLRadiobutton $this
 85:      */
 86:     public function setLabelText($text) {
 87:         $this->_labelText = $text;
 88: 
 89:         return $this;
 90:     }
 91: 
 92:     /**
 93:      * Renders the option element.
 94:      * Note:
 95:      *
 96:      * If this element has an ID, the value (which equals the text displayed)
 97:      * will be rendered as seperate HTML label, if not, it will be displayed
 98:      * as regular text. Displaying the value can be turned off via the
 99:      * parameter.
100:      *
101:      * @param bool $renderlabel If true, renders a label
102:      * @return string Rendered HTML
103:      */
104:     public function toHtml($renderLabel = true) {
105:         $attributes = $this->getAttributes(true);
106: 
107:         if ($renderLabel == false) {
108:             return $this->fillSkeleton($attributes);
109:         }
110: 
111:         $id = $this->getAttribute('id');
112: 
113:         $renderedLabel = '';
114: 
115:         if ($id != '') {
116:             $label = new cHTMLLabel($this->_value, $this->getAttribute('id'));
117: 
118:             if ($this->_labelText != '') {
119:                 $label->text = $this->_labelText;
120:             }
121: 
122:             $renderedLabel = $label->toHtml();
123:         } else {
124:             $renderedLabel = $this->_value;
125:         }
126: 
127:         return $this->fillSkeleton($attributes) . $renderedLabel;
128:     }
129: 
130: }
131: