This function returns the rich text serialize formats registered with @buffer using gtk_text_buffer_register_serialize_format() or gtk_text_buffer_register_serialize_tagset()
an array of #GdkAtoms representing the registered formats.
2.10
See Implementation
This function returns the rich text serialize formats registered with @buffer using gtk_text_buffer_register_serialize_format() or gtk_text_buffer_register_serialize_tagset()