/**
* Define the direction of the CheckButtons
* @param $direction A string 'vertical' or 'horizontal'
*/
public function setLayout($layout = 'horizontal')
{
parent::remove($this->widget);
if ($layout == 'horizontal') {
$this->widget = new GtkHBox(FALSE, 0);
} else {
$this->widget = new GtkVBox(FALSE, 0);
}
parent::add($this->widget);
// keep items even removing the container
if (is_array($this->items)) {
$this->addItems($this->items);
}
}
