public function addElement(Element $element)
{
if (!$element instanceof Tab) {
throw new InvalidArgumentException('element', 'Instance of Tab', $element, 'Cannot add non-tab element into TabGroup');
}
parent::addElement($element);
}
/**
* Adds a column to the group. Column can only receive column as child.
* @param Element $element
*/
public function addElement(Element $element)
{
if (!$element instanceof Column) {
throw new InvalidArgumentException('element', 'Instance of Column', $element, 'Cant add non-column element into columnGroup');
}
parent::addElement($element);
}
public function addElement(Element $element)
{
if (!$element instanceof Element\Primary) {
throw new InvalidArgumentException('element', 'Instance of Primary', $element, 'Cant add non-primary element into an inline group');
}
parent::addElement($element);
}
