Method setItemChildVisibleAt

MyGUIEngine/src/MyGUI_MenuControl.cpp:321–324

	}

	void MenuControl::setItemChildVisibleAt(size_t _index, bool _visible)
	{
		_setItemChildVisibleAt(_index, _visible, true);
	}

	void MenuControl::_setItemChildVisibleAt(size_t _index, bool _visible, bool _smooth)
	{