silverstripe-framework/forms/ToggleCompositeField.php

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<?php
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/**
* Allows visibility of a group of fields to be toggled.
*
* @package forms
* @subpackage fields-structural
*/
class ToggleCompositeField extends CompositeField {
/**
* @var bool
*/
protected $startClosed = true;
/**
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* @var int
*/
protected $headingLevel = 3;
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/**
* @inheritdoc
*
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* @param string $name
* @param string $title
* @param array|FieldList $children
*/
public function __construct($name, $title, $children) {
$this->name = $name;
$this->title = $title;
parent::__construct($children);
}
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/**
* @inheritdoc
*
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* @param array $properties
* @return string
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*/
public function FieldHolder($properties = array()) {
Requirements::javascript(FRAMEWORK_DIR . '/thirdparty/jquery/jquery.js');
Requirements::javascript(FRAMEWORK_DIR . '/thirdparty/jquery-ui/jquery-ui.js');
Requirements::javascript(FRAMEWORK_DIR . '/thirdparty/jquery-entwine/dist/jquery.entwine-dist.js');
Requirements::javascript(FRAMEWORK_DIR . '/client/dist/js/ToggleCompositeField.js');
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Requirements::css(FRAMEWORK_DIR . '/thirdparty/jquery-ui-themes/smoothness/jquery-ui.css');
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$context = $this;
if(count($properties)) {
$context = $this->customise($properties);
}
return $context->renderWith($this->getTemplates());
}
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/**
* @inheritdoc
*
* @return array
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*/
public function getAttributes() {
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$attributes = array(
'id' => $this->id(),
'class' => $this->extraClass(),
);
if($this->getStartClosed()) {
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$attributes['class'] .= ' ss-toggle ss-toggle-start-closed';
} else {
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$attributes['class'] .= ' ss-toggle';
}
return array_merge(
$this->attributes,
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$attributes
);
}
/**
* @return bool
*/
public function getStartClosed() {
return $this->startClosed;
}
/**
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* Controls whether the field is open or closed by default. By default the field is closed.
*
* @param bool $startClosed
*
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* @return $this
*/
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public function setStartClosed($startClosed) {
$this->startClosed = (bool) $startClosed;
return $this;
}
/**
* @return int
*/
public function getHeadingLevel() {
return $this->headingLevel;
}
/**
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* @param int $headingLevel
*
* @return $this
*/
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public function setHeadingLevel($headingLevel) {
$this->headingLevel = (int) $headingLevel;
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return $this;
}
}