TreeModelFilter modify func



Is there a trick to giving back the value in a set_modify_func function
in a TreeModelFilter?  I wondered if it was/is/meant-to-be a return
value.  Maybe as per below?

Attachment: GtkTreeModelFilter.t.set_modify.diff
Description: Text Data

Attachment: GtkTreeModelFilter.xs.set_modify.diff
Description: Text Data



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