/**
  * Configures the current widget.
  *
  * Available options details in 
  * http://www.symfony-project.org/plugins/sfDependentSelectPlugin
  *
  * @param array $options     An array of options
  * @param array $attributes  An array of default HTML attributes
  *
  * @see sfWidgetForm
  */
 protected function configure($options = array(), $attributes = array())
 {
     $this->addRequiredOption('model');
     $this->addOption('method', '__toString');
     $this->addOption('key_method', 'getId');
     $this->addOption('ref_method', '');
     $this->addOption('order_by', '');
     parent::configure($options, $attributes);
 }
 /**
  * Configures the current widget.
  *
  * Available options details in 
  * http://www.symfony-project.org/plugins/sfDependentSelectPlugin
  *
  * @param array $options     An array of options
  * @param array $attributes  An array of default HTML attributes
  *
  * @see sfWidgetForm
  */
 protected function configure($options = array(), $attributes = array())
 {
     $this->addRequiredOption('callable', null);
     parent::configure($options, $attributes);
 }