PrepareToShow
fRendererSettingsMenu->PrepareToShow(fParentLooper);
item->PrepareToShow(fParentLooper, fParent.Target(NULL));
virtual void PrepareToShow(BLooper* parentLooper,
optionItem->PrepareToShow(parentLooper, targetHandler,
item->PrepareToShow(parentLooper, this, fSettings);
virtual void PrepareToShow(BLooper* parentLooper) = 0;
virtual void PrepareToShow(BLooper* parentLooper,
virtual void PrepareToShow(BLooper* parentLooper);