/**
* Remove a field
*
* @param $key
* @param Field $field
*/
public function removeField($key, Field $field)
{
if ($changes = $field->getChanges()) {
$this->isChanged('fields', array($key, $changes));
}
$this->fields->removeElement($field);
}
/**
* Add fields
*
* @param $key
* @param Field $field
*
* @return Form
*/
public function addField($key, Field $field)
{
if ($changes = $field->getChanges()) {
$this->isChanged('fields', array($key, $changes));
}
$this->fields[$key] = $field;
return $this;
}
/**
* {@inheritDoc}
*/
public function getChanges()
{
$this->__initializer__ && $this->__initializer__->__invoke($this, 'getChanges', array());
return parent::getChanges();
}