class index_gui :(table_gui_input -> 'a) -> table_gui_input ->
object
..end
method private _grab_input : table_gui_input
method set_columns : Dbf_sql.SQL_db.column list * Dbf_sql.SQL_db.column list -> unit
method columns_in_index : Dbf_sql.SQL_db.column list
method private _cb__ok_button_clicked : unit -> unit
method private _cb__cancel_button_clicked : unit -> unit
method start : unit -> unit