A subclass of BasicComboBoxEditor that implements UIResource.
BasicComboBoxEditor doesn't implement UIResource
directly so that applications can safely override the
cellRenderer property with BasicListCellRenderer subclasses.
Serialized objects of this class will not be compatible with
future Swing releases. The current serialization support is
appropriate for short term storage or RMI between applications running
the same version of Swing. As of 1.4, support for long term storage
of all JavaBeansTM
has been added to the