-- --
-- package Copyright (c) Dmitry A. Kazakov --
-- Gtk.Enums.String_Lists Spring, 2007 --
-- Implementation --
-- Last revision : 22:45 07 Apr 2016 --
-- --
-- This library is free software; you can redistribute it and/or --
-- modify it under the terms of the GNU General Public License as --
-- published by the Free Software Foundation; either version 2 of --
-- the License, or (at your option) any later version. This library --
-- is distributed in the hope that it will be useful, but WITHOUT --
-- ANY WARRANTY; without even the implied warranty of --
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU --
-- General Public License for more details. You should have --
-- received a copy of the GNU General Public License along with --
-- this library; if not, write to the Free Software Foundation, --
-- Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. --
-- --
-- As a special exception, if other files instantiate generics from --
-- this unit, or you link this unit with other files to produce an --
-- executable, this unit does not by itself cause the resulting --
-- executable to be covered by the GNU General Public License. This --
-- exception does not however invalidate any other reasons why the --
-- executable file might be covered by the GNU Public License. --
--____________________________________________________________________--
with Ada.Unchecked_Deallocation;
package body Gtk.Enums.String_Lists is
use String_List;
procedure Adjust (List : in out Controlled_String_List) is
begin
if List.Ptr /= null then
List.Ptr.Use_Count := List.Ptr.Use_Count + 1;
end if;
end Adjust;
procedure Finalize (List : in out Controlled_String_List) is
procedure Free is
new Ada.Unchecked_Deallocation
( String_List_Body,
String_List_Body_Ptr
);
begin
if List.Ptr /= null then
if List.Ptr.Use_Count = 0 then
raise Program_Error;
elsif List.Ptr.Use_Count = 1 then
Free_String_List (List.Ptr.List);
Free (List.Ptr);
else
List.Ptr.Use_Count := List.Ptr.Use_Count - 1;
List.Ptr := null;
end if;
end if;
end Finalize;
function Get_GList (List : Controlled_String_List)
return String_List.GList is
begin
return List.Ptr.List;
end Get_GList;
function "/" (Left : Controlled_String_List; Right : UTF8_String)
return Controlled_String_List is
begin
Left.Ptr.Use_Count := Left.Ptr.Use_Count + 1;
Append (Left.Ptr.List, Right);
return (Ada.Finalization.Controlled with Left.Ptr);
end "/";
function "/" (Left, Right : UTF8_String)
return Controlled_String_List is
Ptr : constant String_List_Body_Ptr := new String_List_Body;
begin
Append (Ptr.List, Left);
Append (Ptr.List, Right);
return (Ada.Finalization.Controlled with Ptr);
end "/";
end Gtk.Enums.String_Lists;