1 <?php
 2 /**
 3  * Allows visibility of a group of fields to be toggled using '+' and '-' icons
 4  * @package forms
 5  * @subpackage fields-structural
 6  */
 7 class ToggleCompositeField extends CompositeField {
 8     
 9     /**
10      * @var $headingLevel int
11      */
12     public $headingLevel = 2;
13     
14     function __construct($name, $title, $children) {
15         $this->name = $name;
16         $this->title = $title;
17 
18         $this->startClosed(true);
19         
20         parent::__construct($children);
21     }
22     
23     public function FieldHolder() {
24         Requirements::javascript(SAPPHIRE_DIR . "/thirdparty/prototype/prototype.js");
25         Requirements::javascript(SAPPHIRE_DIR . "/thirdparty/behaviour/behaviour.js");
26         Requirements::javascript(SAPPHIRE_DIR . "/javascript/prototype_improvements.js");
27         Requirements::javascript(SAPPHIRE_DIR . "/javascript/ToggleCompositeField.js");
28         
29         return $this->renderWith("ToggleCompositeField");
30     }   
31     
32     /**
33      * Determines if the field should render open or closed by default.
34      * 
35      * @param boolean
36      */
37     public function startClosed($bool) {
38         ($bool) ? $this->addExtraClass('startClosed') : $this->removeExtraClass('startClosed');
39     }
40     
41     /**
42      * @return String
43      */
44     public function HeadingLevel() {
45         return $this->headingLevel;
46     }
47 
48     public function Type() {
49         return ' toggleCompositeField';
50     }
51 }
52 
53 ?>