GtkSourceRegionIter is an opaque datatype; ignore all its fields. Initialize the iter with Source.regionGetStartRegionIter.
Sets our main struct and passes it to the parent class.
Get the main Gtk struct
the main Gtk struct as a void*
Gets the subregion at this iterator.
Moves iter to the next subregion.
the main Gtk struct
3.22
GtkSourceRegionIter is an opaque datatype; ignore all its fields. Initialize the iter with Source.regionGetStartRegionIter.