silverstripe / silverstripe-userforms

	 * @param GridField $grid

	 * @return null

	 */

	public function handleAdd($grid) {

		$classes = $this->getClassesCreate($grid);

		if(empty($classes)) {

			throw new SS_HTTPResponse_Exception(400);

		}

		// Add item to gridfield

		$list = $grid->getList();

		foreach($classes as $class) {

			$item = $class::create();

			$item->write();

			$list->add($item);

		}

		// Should trigger a simple reload

		return null;

	}

}

	 * @param Array $data from request

	 * @return null

	 */

	public function handleAdd($grid, $data) {

		$class = $this->getSelectedClass($data);

		if(!$class) {

			throw new SS_HTTPResponse_Exception(400);

		}

		// Add item to gridfield

		$list = $grid->getList();

		$item = $class::create();

		$item->write();

		$list->add($item);

		// Should trigger a simple reload

		return null;

	}

	/**

	 * Gets the default class that is selected automatically.