A variant of insert_with_values which takes the columns and values as two arrays, instead of varargs.
This function is mainly intended for language-bindings.
| this |
A `GtkListStore` |
| iter |
An unset `GtkTreeIter` to set to the new row |
| position |
position to insert the new row, or -1 for last |
| columns |
an array of column numbers |
| values |
an array of GValues |
| n_values |
the length of the |