Mailbox::isSupportLazyAttachments

public function isSupportLazyAttachments()
{
	foreach ($this->getFilters() as $filter)
	{
		foreach ($filter['__actions'] as $action)
		{
			if (empty($action['LAZY_ATTACHMENTS']))
			{
				return false;
			}
		}
	}

	return true;
}