gtk_column_view_sorter_get_n_sort_columns

gtk4_sys

Function gtk_column_view_sorter_get_n_sort_columns 

Source 
pub unsafe extern "C" fn gtk_column_view_sorter_get_n_sort_columns(
    self_: *mut GtkColumnViewSorter,
) -> c_uint
Available on crate feature v4_10 only.