`sig
val cast : 'a Gobject.obj -> Gtk.tree_sortable
module S :
sig
val sort_column_changed :
([> `treesortable ], unit -> unit) GtkSignal.t
end
external sort_column_changed : [> `treesortable ] Gtk.obj -> unit
= "ml_gtk_tree_sortable_sort_column_changed"
external get_sort_column_id :
[> `treesortable ] Gtk.obj -> (int * Gtk.Tags.sort_type) option
= "ml_gtk_tree_sortable_get_sort_column_id"
external set_sort_column_id :
[> `treesortable ] Gtk.obj -> int -> Gtk.Tags.sort_type -> unit
= "ml_gtk_tree_sortable_set_sort_column_id"
external set_sort_func :
[> `treesortable ] Gtk.obj ->
int ->
([ `treemodel ] Gobject.obj -> Gtk.tree_iter -> Gtk.tree_iter -> int) ->
unit = "ml_gtk_tree_sortable_set_sort_func"
external set_default_sort_func :
[> `treesortable ] Gtk.obj ->
([ `treemodel ] Gobject.obj -> Gtk.tree_iter -> Gtk.tree_iter -> int) ->
unit = "ml_gtk_tree_sortable_set_default_sort_func"
external has_default_sort_func : [> `treesortable ] Gtk.obj -> bool
= "ml_gtk_tree_sortable_has_default_sort_func"
end`