public function render(Varien_Data_Form_Element_Abstract $element)
{
$this->setElement($this);
$this->getType($element->getType());
$this->setLabelHtml($this->_getLabelHtml($element));
$this->setElementHtml($this->_getElementHtml($element));
return $this->toHtml();
}
/**
* Return checkbox html with hidden field for correct config values
*
* @param string $elementId
* @return string
*/
public function getElementHtml(Varien_Data_Form_Element_Abstract $element)
{
if ($element->getType() != 'checkbox') {
return $element->getElementHtml();
}
$configValue = (string) $element->getValue();
if ($configValue) {
$element->setChecked(true);
} else {
$element->setValue('1');
}
if ($element->getCanUseDefaultValue() && $element->getInherit()) {
$element->setDisabled(true);
}
$hidden = new Varien_Data_Form_Element_Hidden(array('html_id' => $element->getHtmlId() . '_value', 'name' => $element->getName(), 'value' => '0'));
$hidden->setForm($element->getForm());
return $hidden->getElementHtml() . $element->getElementHtml();
}
/**
* Copy data level up from _data['field_config'] so it could be later used by button element
*
* @param Varien_Data_Form_Element_Abstract $element
* @return string
*/
protected function _getElementHtml(Varien_Data_Form_Element_Abstract $element)
{
/**
* There's no way to unset the renderer from the element. We need to clone the current one and set additional
* data and default renderer to keep standard look and feel.
*/
/* @see Varien_Data_Form_Abstract::addField() */
$elementClassName = 'Varien_Data_Form_Element_' . ucfirst(strtolower($element->getType()));
/* @var $newElement Varien_Data_Form_Element_Abstract */
$newElement = new $elementClassName($element->getData());
$newElement->setId($element->getHtmlId());
$newElement->setForm($this->getForm());
/* @see Mage_Adminhtml_Block_System_Config_Form::_initObjects() */
$newElement->setRenderer(Mage::getBlockSingleton('adminhtml/system_config_form_field'));
if (isset($element->getFieldConfig()->config)) {
// Push data into internal array from <config> section, so we can reach it later in element building model.
$newElement->addData((array) $element->getFieldConfig()->config);
}
return $newElement->toHtml();
}
