public function replyToLoadTab($oFactory)
{
$_aClasses = array('APF_Demo_AdvancedUsage_Nested_SectionA', 'APF_Demo_AdvancedUsage_Nested_SectionB', 'APF_Demo_AdvancedUsage_Nested_Fields');
foreach ($_aClasses as $_sClassName) {
if (!class_exists($_sClassName)) {
continue;
}
new $_sClassName($oFactory);
}
}