Added initialize_value and value_is_empty callbacks.
2000-05-19 Christopher James Lahey <clahey@helixcode.com>
* e-table-example-1.c, e-table-example-2.c, e-table-simple.c,
e-table-simple.h, e-table-size-test.c, test-check.c, test-cols.c,
test-table.c: Added initialize_value and value_is_empty callbacks.
* e-table-model.c, e-table-model.h: Added initialize_value and
value_is_callback virtual functions to the ETableModel class.
* e-table-subset.c: Perpetuate the initialize_value and
value_is_empty methods.
svn path=/trunk/; revision=3138
46f211579d